CN104384356A - Serial control device for clutches corresponding to driving lead screws in dot-matrix type mold automatic molding equipment - Google Patents
Serial control device for clutches corresponding to driving lead screws in dot-matrix type mold automatic molding equipment Download PDFInfo
- Publication number
- CN104384356A CN104384356A CN201410707119.2A CN201410707119A CN104384356A CN 104384356 A CN104384356 A CN 104384356A CN 201410707119 A CN201410707119 A CN 201410707119A CN 104384356 A CN104384356 A CN 104384356A
- Authority
- CN
- China
- Prior art keywords
- leading screw
- control device
- driving
- serial control
- dot matrix
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/02—Die constructions enabling assembly of the die parts in different ways
Abstract
The invention provides a serial control device for clutches corresponding to driving lead screws in dot-matrix type mold automatic molding equipment, and belongs to the field of automatic molding of dot-matrix type molds. By the serial control device for the clutches corresponding to the driving lead screws in the dot-matrix type mold automatic molding equipment, the problems that the existing dot-matrix type automatic equipment is enormous in size and quite high in cost and resources are wasted are solved. Lead screws are placed on the dot-matrix type mold automatic molding equipment at intervals of fixed distances, a motor drives a plurality of lead screws, and each lead screw is controlled to rotate along with the motor by the corresponding clutch. Action of the clutches is realized by the serial control device for the clutches corresponding to the driving lead screw, a singlechip serves as a main controller, data are transmitted to a shifting register, and action of the electromagnetic clutches is realized according to level fluctuation of the shifting register. The serial control device is suitable for controlling dot-matrix type molds.
Description
Technical field
The invention belongs to dot matrix mould automatic moulding field.
Background technology
Along with the development of industrial trade, sheet-metal formed demand increases day by day.The industry such as automobile, steamer, building, increased greatly to Mould Machining amount in recent years.Especially based on building trade, surface modeling building gets more and more, and curved-surface materials is in the majority with aluminium sheet, color steel.The above material of whole building surface modeling is spliced.The curve form, curvature etc. of each splicing are not quite similar.If adopt traditional die sinking mode to process will produce high expense, and cause the wasting of resources.According to above situation, design a kind of dot matrix automation equipment.This equipment arranges a dynamic node every constant spacing, forms mould by dynamic node, and each dynamic node is equipped with an independent drive circuit again drives, resource, in large scale and cost is very high will be wasted like this.
Summary of the invention
The present invention is to solve in existing dot matrix automation equipment, waste resource, the in large scale and problem that cost is very high, now provides the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment.
A Serial Control device for clutch corresponding with driving leading screw in dot matrix mould shaping equipment, described a kind of dot matrix mould shaping equipment is the lattice structure of n × m, and wherein, n and m is positive integer;
In lattice structure, each node includes: drive leading screw, electromagnetic clutch and driving wheel;
Leading screw is driven to be connected with driving wheel by electromagnetic clutch;
All driving leading screws are parallel to each other, and leading screw bottom is all positioned at same plane;
All driving wheels often in row are linkage structure, and by a driven by servomotor;
The face that the top of all driving leading screws is formed is as the forming face of shaping equipment;
It is characterized in that, the Serial Control device of clutch corresponding with driving leading screw in the said equipment comprises: single machine unit, shift register cell and power amplification unit;
Single machine unit: for gathering control signal, and by ISP interface, this control signal is sent to shift register cell;
Shift register cell: the control signal sent by ISP interface single machine unit, and this control signal is expanded, then export power amplification unit to;
Power amplification unit: for gathering the control signal that shift register cell expansion exports, and this control signal is amplified, then the control signal after amplification is exported to the electromagnetic clutch of each node, and then control to drive leading screw be connected with driving wheel or disconnect.
Above-mentioned shift register cell comprises x shift register, and the mode all by cascade between all shift registers is interconnected, and wherein, x is positive integer
Above-mentioned shift register is 74HC595.
Tooth engaged transmission is realized by driving-belt between driving wheel adjacent in above-mentioned often row.
In above-mentioned lattice structure, each node also comprises: optoelectronic switch; Optoelectronic switch is for gathering the high or minimum extreme position at worm wheel screw rod lifting machine leading screw top.
In above-mentioned lattice structure, each node also comprises: optoelectronic switch support and optoelectronic switch shadow shield; Optoelectronic switch shadow shield is fixed on the side at a worm wheel screw rod lifting machine top, for shading light electric switch; Optoelectronic switch support is for supporting optoelectronic switch; The signal output part of optoelectronic switch connects the signal input part of electromagnetic clutch.
Above-mentioned every bar driving-belt is all clamped by least one regulating wheel.
The Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment of the present invention, wherein a kind of dot matrix mould shaping equipment adopts and places a leading screw every constant spacing, with the form of a multiple leading screw of driven by motor, whether each leading screw Clutch Control leading screw coordinates motor to rotate.The action of clutch is then realized by the Serial Control device of the clutch corresponding with driving leading screw, adopts single-chip microcomputer as master controller, data are passed to shift register, is then realized the action of electromagnetic clutch by the change of shift register level.Rely on the feature expansion I/O resources such as the output of shift register serial input-parallel, cascade, decrease number of devices, reduce cost, make electromagnetic clutch steady operation by Static output mode, and quick action, and multiple clutch can be responded simultaneously.Be applicable to control dot matrix mould.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of dot matrix mould shaping equipment;
Fig. 2 is A place partial enlarged drawing in Fig. 1;
Fig. 3 is B place partial enlarged drawing in Fig. 1;
Fig. 4 is the structural representation of the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment;
Fig. 5 is the pin schematic diagram of 74HC595.
Detailed description of the invention
Detailed description of the invention one: illustrate present embodiment with reference to Fig. 1, Fig. 2 and Fig. 4, the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in present embodiment, described a kind of dot matrix mould shaping equipment is the lattice structure of n × m, wherein, n and m is positive integer;
In lattice structure, each node includes: drive leading screw 5, electromagnetic clutch 3 and driving wheel 2;
Leading screw 5 is driven to be connected with driving wheel 2 by electromagnetic clutch 3;
All driving leading screws 5 are parallel to each other, and leading screw bottom is all positioned at same plane;
All driving wheels 2 often in row are linkage structure, and are driven by a servomotor 4;
The face that the top of all driving leading screws 5 is formed is as the forming face of shaping equipment;
The Serial Control device of clutch corresponding with driving leading screw in the said equipment comprises: single machine unit, shift register cell and power amplification unit;
Single machine unit: for gathering control signal, and by ISP interface, this control signal is sent to shift register cell;
Shift register cell: the control signal sent by ISP interface single machine unit, and this control signal is expanded, then export power amplification unit to;
Power amplification unit: for gathering the control signal that shift register cell expansion exports, and these SPI protocol data are amplified, then the signal after amplification is exported to the electromagnetic clutch 3 of each node, and then control to drive leading screw 5 be connected with driving wheel 2 or disconnect.
Data are transmitted with SPI (Serial Peripheral interface, Serial Peripheral Interface) agreement between single machine unit and power amplification unit; Present embodiment is when practical application, the all electromagnetic clutch of array a line can be controlled by an above-mentioned control device, also the electromagnetic clutch of whole array directly can be controlled by the shift register increasing cascade, when in lattice structure, when number of nodes is more, control signal can also be sent in the single-chip microcomputer of many group control device respectively, to realize the action of extensive dot matrix by host computer.
Detailed description of the invention two: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention one, in present embodiment, single machine unit comprises x MCU, and wherein x is positive integer;
The RX port of host computer connects the TX port of x MCU simultaneously, and the TX port of host computer connects the RX port of x MCU simultaneously.
Detailed description of the invention three: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention two, in present embodiment, shift register cell comprises y shift register, mode all by cascade between all shift registers is interconnected, wherein, y is positive integer.
In present embodiment, shift register and single machine unit are connected by ISP (Internet Service Provider, Internet service supplier) interface.
Detailed description of the invention four: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention three, in present embodiment, shift register is 74HC595.
Due to the cascade characteristic of 74HC595, multiple 74HC595 is therefore used to expand output port number by cascade system.All be interconnected by the mode of cascade between all shift registers in each shift register group, namely the SDI interface of i-th shift register connects the Q7' interface of the i-th+1 shift register, wherein i=1, and 2 ..., m-1.74HC595 is connected in series by cascade system, and feature is by 3-4 I/O oral instructions delivery data expansion output port number.
74HC595 is the general bit shifting register chip that National Semiconductor produces.There is 8 bit shift register and a memory, ternary output function.Parallel output terminal has output latch function.Be connected simple and convenient with single-chip microcomputer, need only three I/O mouths.When SHcp rising edge arrives, DS pin current level value moves to left one in a shift register, all positions when next rising edge arrives in shift register all can to moving to left one, the value that simultaneously Q7' also can be high-order in Serial output shift register, carry out 8 times continuously like this, just each number in array (numbers of 8) can be delivered to shift register; Then when STcp rising edge arrives, the value of shift register will be latched in latch, and exports from Q1 ~ 7 pin.
74HC595 pin as shown in Figure 5, memory register has one parallel 8, the bus possessing tri-state exports, when highest order is exported by Q7' more than when 8 by the binary number received, Q7' is the signal input part of next stage 74HC595, each memory stores the binary number of 8, what this binary number was corresponding is exactly Q0-Q7 pin level state, 0 represents low level, 1 represents high level, after 32 bits of single-chip microcomputer are sent, the latch pin that single-chip microcomputer is connected with 74HC595 is to high level, the latches data and the Q0-Q7 level that complete 74HC595 export.
The level signal that digital quantity in host computer to be converted to SPI protocol through logical operation by single-chip microcomputer sends 74HC595 chip to, and 74HC595 is received successively by cascade system.Memory register has one parallel 8, the bus possessing tri-state exports, when highest order is exported by Q7' more than when 8 by the binary number received, Q7' is the signal input part of next stage 74HC595, each memory stores the binary number of 8, what this binary number was corresponding is exactly Q0-Q7 pin level state, 0 represents low level, 1 represents high level, after 32 bits of single-chip microcomputer are sent, the latch pin that single-chip microcomputer is connected with 74HC595 is to high level, and the latches data and the Q0-Q7 level that complete 74HC595 export.
Detailed description of the invention five: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention four, in present embodiment, the MISO port of single machine unit connects the MISO port of 74HC595, and the MOSI port of single machine unit connects the MOSI port of 74HC595.
In present embodiment, often organize 74HC595 respectively with each MCU one_to_one corresponding, often in group the MISO port of any one 74HC595 connect corresponding to the MISO port of MCU, the MOSI port of the MCU corresponding to the MOSI port of any one 74HC595 connects.
Detailed description of the invention six: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention one, in present embodiment, between often adjacent in row driving wheel 2, realize tooth engaged transmission by driving-belt 6.
In present embodiment, the driving wheel 2 of often going in complete equipment realizes tooth engaged transmission by driving-belt 6, the object that transmission efficiency is high can be reached, compared to Chain conveyer and gear drive, above-mentioned kind of drive noise is little, and do not need lubrication, transmitted power is large, impact resisting vibrating is better, keeps in repair easy, economical.
Detailed description of the invention seven: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention one, in present embodiment, servomotor 4 drives driving wheel 2 to rotate by motor transmission belt 1.
Detailed description of the invention eight: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention one, in present embodiment, the top of each worm wheel screw rod lifting machine 5 is plane.
Detailed description of the invention nine: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention one, in present embodiment, in lattice structure, each node also comprises: optoelectronic switch 7;
Optoelectronic switch 7 is for gathering the high or minimum extreme position at worm wheel screw rod lifting machine 5 leading screw top.
In present embodiment, each worm wheel screw rod lifting machine has corresponding optoelectronic switch, is determined the position of worm wheel screw rod lifting machine by optoelectronic switch.
Detailed description of the invention ten: illustrate present embodiment with reference to Fig. 3, present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention nine, in present embodiment, in lattice structure, each node also comprises: optoelectronic switch support 9 and optoelectronic switch shadow shield 10;
Optoelectronic switch shadow shield 10 is fixed on the side at worm wheel screw rod lifting machine 5 top, for shading light electric switch 7; Optoelectronic switch support 9 is for supporting optoelectronic switch 7; The signal output part of optoelectronic switch 7 connects the signal input part of electromagnetic clutch 3.
In present embodiment, worm wheel screw rod lifting machine top is provided with optoelectronic switch shadow shield, when lift height drops to extreme position zero, the optoelectronic switch be arranged on optoelectronic switch support is just blocked plate and triggers, so electromagnetic clutch is separated, lift stops declining, and makes zero complete.In addition, when operating personnel operate wrong or other reasons cause inputting the minimum altitude of numerical value lower than lift time, optoelectronic switch can cut off power when it runs to minimum altitude, Accident prevention generation.
Detailed description of the invention 11: present embodiment is described further the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment described in detailed description of the invention one, in present embodiment, every bar driving-belt 6 is all clamped by least one regulating wheel 8.
The regulating wheel increased in present embodiment, can ensure that, in equipment moving process, all driving-belts are all in tensioning state, and then the vibrations reduced in equipment moving process and energy loss.
In the present invention, as each Single-chip Controlling 4 74HC595,32 binary numbers are sent on single-chip microcomputer by rs 232 serial interface signal by host computer, the level signal that these digital quantities to be converted to SPI protocol through logical operation by single-chip microcomputer sends 74HC595 chip to, and 74HC595 is received successively by cascade system.Memory register has one parallel 8, the bus possessing tri-state exports, when highest order is exported by Q7' more than when 8 by the binary number received, Q7' is the signal input part of next stage 74HC595, each memory stores the binary number of 8, what this binary number was corresponding is exactly Q0-Q7 pin level state, 0 represents low level, 1 represents high level, after 32 bits of single-chip microcomputer are sent, the latch pin that single-chip microcomputer is connected with 74HC595 is to high level, and the latches data and the Q0-Q7 level that complete 74HC595 export.Because 74HC595 fan-out capability is more weak, the electric current of about 20mA only can be exported, can not Direct driver electromagnet, so need power amplification unit.Power amplification unit adopts the mode of optocoupler+power amplifier+diode to ensure that security of system is effectively run.
Claims (10)
1. a Serial Control device for clutch corresponding with driving leading screw in dot matrix mould shaping equipment, described a kind of dot matrix mould shaping equipment is the lattice structure of n × m, and wherein, n and m is positive integer;
In lattice structure, each node includes: drive leading screw (5), electromagnetic clutch (3) and driving wheel (2);
Leading screw (5) is driven to be connected with driving wheel (2) by electromagnetic clutch (3);
All driving leading screws (5) are parallel to each other, and leading screw bottom is all positioned at same plane;
All driving wheels (2) often in row are linkage structure, and are driven by a servomotor (4);
The face that the top of all driving leading screws (5) is formed is as the forming face of shaping equipment;
It is characterized in that, the Serial Control device of clutch corresponding with driving leading screw in the said equipment comprises: single machine unit, shift register cell and power amplification unit;
Single machine unit: for gathering control signal, and by ISP interface, this control signal is sent to shift register cell;
Shift register cell: the control signal sent by ISP interface single machine unit, and this control signal is expanded, then export power amplification unit to;
Power amplification unit: for gathering the control signal that shift register cell expansion exports, and this control signal is amplified, then the control signal after amplification is exported to the electromagnetic clutch (3) of each node, and then control to drive leading screw (5) be connected with driving wheel (2) or disconnect.
2. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 1, it is characterized in that, single machine unit comprises x MCU, and wherein x is positive integer; The RX port of host computer connects the TX port of x MCU simultaneously, and the TX port of host computer connects the RX port of x MCU simultaneously.
3. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 2, it is characterized in that, shift register cell comprises y shift register, mode all by cascade between all shift registers is interconnected, and wherein y is positive integer.
4. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 3, it is characterized in that, shift register is 74HC595.
5. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 4, it is characterized in that, the MISO port of single machine unit connects the MISO port of 74HC595, and the MOSI port of single machine unit connects the MOSI port of 74HC595.
6. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 1, it is characterized in that, between often adjacent in row driving wheel (2), realize tooth engaged transmission by driving-belt (6).
7. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 1, it is characterized in that, servomotor (4) drives driving wheel (2) to rotate by motor transmission belt 1.
8. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 1, it is characterized in that, in lattice structure, each node also comprises: optoelectronic switch (7); Optoelectronic switch (7) drives the high or minimum extreme position at leading screw (5) leading screw top for gathering.
9. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 8, it is characterized in that, in lattice structure, each node also comprises: optoelectronic switch support (9) and optoelectronic switch shadow shield (10);
Optoelectronic switch shadow shield (10) is fixed on the side at driving leading screw (5) top, for shading light electric switch (7); Optoelectronic switch support (9) is for supporting optoelectronic switch (7); The signal output part of optoelectronic switch (7) connects the signal input part of electromagnetic clutch (3).
10. the Serial Control device of clutch corresponding with driving leading screw in a kind of dot matrix mould shaping equipment according to claim 1, it is characterized in that, every bar driving-belt (6) is all clamped by least one regulating wheel (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707119.2A CN104384356B (en) | 2014-11-28 | 2014-11-28 | A kind of Serial Control device of clutch corresponding with driving leading screw in dot matrix mould shaping equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707119.2A CN104384356B (en) | 2014-11-28 | 2014-11-28 | A kind of Serial Control device of clutch corresponding with driving leading screw in dot matrix mould shaping equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104384356A true CN104384356A (en) | 2015-03-04 |
| CN104384356B CN104384356B (en) | 2016-08-17 |
Family
ID=52602367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410707119.2A Expired - Fee Related CN104384356B (en) | 2014-11-28 | 2014-11-28 | A kind of Serial Control device of clutch corresponding with driving leading screw in dot matrix mould shaping equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104384356B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109843033A (en) * | 2019-01-24 | 2019-06-04 | 浙江工业大学 | A kind of method of feeding and system of chip mounter |
| CN111158456A (en) * | 2019-11-28 | 2020-05-15 | 天津大学 | Low-energy-consumption management system and management method for large-scale hard disk group |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2344803A1 (en) * | 1972-09-08 | 1974-03-21 | Die Comp Inc | PROCESS FOR AUTOMATIC DESIGN OF SEQUENCE CUTTING TOOLS AND ARRANGEMENT FOR PERFORMING THE PROCESS |
| US5546784A (en) * | 1994-12-05 | 1996-08-20 | Grumman Aerospace Corporation | Adjustable form die |
| CN102699214A (en) * | 2012-05-21 | 2012-10-03 | 西安交通大学 | Shape adjusting device of reconfigurable mould |
| CN102728695A (en) * | 2012-07-15 | 2012-10-17 | 哈尔滨工业大学空间钢结构幕墙有限公司 | Multipoint moldless hydraulic bulge forming process and multipoint moldless hydraulic bulge forming device |
| CN102794348A (en) * | 2012-09-05 | 2012-11-28 | 哈尔滨工业大学空间钢结构幕墙有限公司 | Numerical control multi-point dieless hydraulic expansion system |
| CN103878238A (en) * | 2014-03-28 | 2014-06-25 | 中国航空工业集团公司北京航空制造工程研究所 | Flexible mold used for profile stretch bending |
-
2014
- 2014-11-28 CN CN201410707119.2A patent/CN104384356B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2344803A1 (en) * | 1972-09-08 | 1974-03-21 | Die Comp Inc | PROCESS FOR AUTOMATIC DESIGN OF SEQUENCE CUTTING TOOLS AND ARRANGEMENT FOR PERFORMING THE PROCESS |
| US5546784A (en) * | 1994-12-05 | 1996-08-20 | Grumman Aerospace Corporation | Adjustable form die |
| CN102699214A (en) * | 2012-05-21 | 2012-10-03 | 西安交通大学 | Shape adjusting device of reconfigurable mould |
| CN102728695A (en) * | 2012-07-15 | 2012-10-17 | 哈尔滨工业大学空间钢结构幕墙有限公司 | Multipoint moldless hydraulic bulge forming process and multipoint moldless hydraulic bulge forming device |
| CN102794348A (en) * | 2012-09-05 | 2012-11-28 | 哈尔滨工业大学空间钢结构幕墙有限公司 | Numerical control multi-point dieless hydraulic expansion system |
| CN103878238A (en) * | 2014-03-28 | 2014-06-25 | 中国航空工业集团公司北京航空制造工程研究所 | Flexible mold used for profile stretch bending |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109843033A (en) * | 2019-01-24 | 2019-06-04 | 浙江工业大学 | A kind of method of feeding and system of chip mounter |
| CN111158456A (en) * | 2019-11-28 | 2020-05-15 | 天津大学 | Low-energy-consumption management system and management method for large-scale hard disk group |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104384356B (en) | 2016-08-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1238797C (en) | Computer for controlling injection moulding system | |
| CN204643366U (en) | Fully automatic wire winding machine control system | |
| CN104384356A (en) | Serial control device for clutches corresponding to driving lead screws in dot-matrix type mold automatic molding equipment | |
| CN204115517U (en) | A kind of Modular heat exchanger | |
| CN104967442A (en) | 8421BCD code synchronization decimal addition/subtraction counter based on reversible logic | |
| CN102869202A (en) | Control system of LED chip mounter | |
| CN104933231B (en) | A kind of flexible assemble production line type selecting layout method using the more knowledge models of cascade | |
| CN201754572U (en) | Multi-stepper-motor control system for plate pressing machine | |
| CN103631224B (en) | Automation glass production line | |
| CN205257173U (en) | Industrial automated production line's intelligent station transposition device | |
| CN103832874A (en) | Automatic processing system for back-end printing technology | |
| CN200986670Y (en) | Multiplex temperature scanning switch | |
| CN207816299U (en) | The circuit structure of photoelectric encoder | |
| CN202977514U (en) | Heat sealing device of solar module | |
| CN104731064A (en) | Hollow brick production line robot integration control system | |
| CN202352297U (en) | Parameter display panel applicable to lifting equipment | |
| CN205507504U (en) | Eight motion control wares | |
| CN205237458U (en) | Plugging device | |
| CN104476904A (en) | Laminated feeding method | |
| CN203573148U (en) | Multi-machine on-line communication control system of edge-sealing machine | |
| CN218724857U (en) | Distributed wireless temperature monitoring device and system | |
| CN204631567U (en) | Robotization glass production line | |
| CN211071302U (en) | U-shaped bus stretching forming device and system | |
| CN205008839U (en) | Automatic assemblage device of IR -CUT rocking arm subassembly | |
| CN203758043U (en) | Flat-plate solar heat collector encapsulating equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20181128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |