CN101733344B - Working handpiece of numerical control wire bending machine - Google Patents
Working handpiece of numerical control wire bending machine Download PDFInfo
- Publication number
- CN101733344B CN101733344B CN2009102638389A CN200910263838A CN101733344B CN 101733344 B CN101733344 B CN 101733344B CN 2009102638389 A CN2009102638389 A CN 2009102638389A CN 200910263838 A CN200910263838 A CN 200910263838A CN 101733344 B CN101733344 B CN 101733344B
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- numerical control
- bending machine
- control wire
- wire bending
- relative displacement
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Abstract
The invention relates to a working handpiece of a numerical control wire bending machine, which comprises the working handpiece of the numerical control wire bending machine. Two die heads in the die-changing and die head steering lifting position-hiding mechanism in the numerical control wire bending machine are connected with two spline shafts without relative displacement; the bottom parts of the spline shafts are contacted with the lower end of a pressure spring; the upper end of the pressure spring is contacted with the inner step of a main shaft and drives the spline shafts to move downwards; a swing arm of the position changing and swinging mechanism of the bending die head in the numerical control wire bending machine is connected with a wire bending power driving device without relative displacement; one end of a connecting rod is moveably connected with the swing arm, while the other end is moveably connected with the swing arm; the swing arm is connected with a rotating shaft of a numerical angle graduator without relative displacement; a driving device takes a worm-gear case as a main body; a worm is supported by a bearing without axial displacement, and at the same time drives two worm gears which are connected with the main shaft without relative displacement; splines are arranged in the main shaft; the spline shafts are connected with the splines in the main shaft; the main shaft and the worm-gear case are supported by the bearing without axial displacement; and two bending die heads are connected with the two spline shafts respectively without relative displacement.
Description
Technical field
The present invention relates to a kind of one to be that mechanism is succinct reliable, compact conformation, the own wt load is light, wire rod processing and forming efficient is high; The 2nd, action response is quick; Die change, pendulum parallactic angle degree accuracy height; The 3rd, the working handpiece of numerical control wire bending machine that cylinder thrust is big, shearing force is big, volume is little belongs to wire bending machine and makes the field.
Background technology
At present, the wire bending machine of selling on the market is on structural design; Corresponding oil cylinder of each die head or cylinder push-and-pull respectively realize the die head die change and turn to going up and down to keep away position, complex structure; The own wt load is big, has also increased the weight of the load of head, and the processing and forming efficient of wire rod is low.
The transposition of numerical control bending die head, pendulum position are to promote fork through oil cylinder, and input is suspended the position, moves corresponding slowly, and die change, to put parallactic angle degree accuracy low.
The broken line mechanism of numerical control wire bending machine all passes through deceleration device and positive tooth driving device transmission, the transmission mechanism complex structure, and self load is heavier, and the processing and forming efficient of wire rod is lower.
The numerical control wire bending machine wire rod of numerical control wire bending machine cuts off oil cylinder on structural design; Directly promote shear(ing) die enforcement shearing or single push oil cylinder combination slide block promotion shear(ing) die enforcement shearing by single push oil cylinder, the wire rod shearing force is little, and the oil cylinder volume is big; The head load is heavy, and wire rod processing and forming efficient is low.
Summary of the invention
Purpose of design: avoid the weak point in the background technology; Design that a kind of both mechanisms are succinct reliable, compact conformation, the own wt load is light, wire rod processing and forming efficient is high; Action response is quick again; Die change, pendulum parallactic angle degree accuracy are high, the wire bending machine die change that cylinder thrust is big, shearing force is big, volume is little simultaneously, turn to die head to go up and down to keep away a mechanism.
Design: in order to realize above-mentioned purpose of design.1, two die heads do not have relative displacement with two splined shafts respectively and are connected, and touch with the stage clip lower end mutually the splined shaft bottom, and the stage clip upper end is touched mutually with the interior step of main shaft and driven the design that splined shaft moves down, and is one of technical characterictic of the present invention.The purpose of doing like this is: step makes stage clip be in compressive state for a long time in the main shaft, forces splined shaft to be in retracted state for a long time, and when the die head that needs work goes to the station center, oil cylinder or cylinder are with splined shaft and the related jack-up of die head, and stage clip is compressed once more; When needs die change or die head turn to, oil cylinder or cylinders retract, the related die head of splined shaft descends under stage clip elastic force, thereby keeps away bit motion.2, swing arm does not have relative displacement with curved line Power Drive Unit and is connected, and an end of second swing arm and connecting rod flexibly connects, and the design that the other end of connecting rod and first swing arm flexibly connect is two of a technical characterictic of the present invention.The purpose of doing like this is: two swing arms connect through connecting rod, can realize two swing arms synchronous swing and corresponding fast.3, first swing arm does not have the design that relative displacement is connected with the rotating shaft of numerical control angle-differentiated device, is three of technical characterictic of the present invention.The purpose of doing like this is: through the calibration control of numerical control angle-differentiated device, can improve die change, pendulum parallactic angle degree accuracy, realize any angular position stop.4, transmission device is main body with the worm gear case, and worm screw is through bearing block support and do not have axial displacement, and drives the design of two worm gears simultaneously, is four of technical characterictic of the present invention.The purpose of doing like this is: two worm gears have been guaranteed the synchronization action of worm screw by same worm drive, have avoided asynchronous transmission to be difficult to reach the shortcoming of synchronization action.5, two worm gears do not have relative displacement with main shaft and are connected; Splined in the main shaft; Splined shaft is connected with the interior spline of main shaft; Main shaft and worm gear case are through the bearing supporting and do not have axial displacement, and two bending die heads do not have the design that relative displacement is connected with two splined shafts respectively, are five of technical characterictics of the present invention.The purpose of doing like this is: two worm gears rotate the drive main shaft synchronously, main shaft through with two splined shafts between spline be connected and drive two splined shafts and rotate synchronously, finally reach the Synchronous Bending action of two bending die heads.7, fixedly shear(ing) die is fixed on the main body, and main body is seven of a technical characterictic of the present invention directly as the design of cylinder block.The purpose of doing like this is: reduced the volume of oil cylinder, alleviated the load of head, thereby improved wire rod processing and forming efficient.8, movable shear(ing) die does not have relative displacement with movable die holder and is connected; Movable die holder does not have relative displacement with piston rod and is connected; Oil pocket that logical hydraulic fluid port in the main body is attached thereto and oil pocket are communicated with, and the design that oil pocket that logical hydraulic fluid port is attached thereto and oil pocket are communicated with is eight of a technical characterictic of the present invention.The purpose of doing like this is: when leading to the hydraulic fluid port oil-feed, after the oil circuit distribution, the oil-feed simultaneously of oil pocket and oil pocket promotes piston and piston rod case and moves left, and realizes cutting off displacement action; When logical hydraulic fluid port oil-feed, after distributing with oil circuit, oil pocket and oil pocket oil-feed simultaneously, realization is cut off and is return action.
Technical scheme: working handpiece of numerical control wire bending machine; It comprises working handpiece of numerical control wire bending machine; Die change in the said numerical control wire bending machine, turn to die head to go up and down to keep away two die heads in the mechanism not have relative displacement with two splined shafts respectively to be connected; Touch with the stage clip lower end mutually the splined shaft bottom, and the stage clip upper end is touched mutually and driven splined shaft with the interior step of main shaft and moves down; Swing arm in numerical control wire bending machine bending die head transposition in the said numerical control wire bending machine, the pendulum position mechanism does not have relative displacement with curved line Power Drive Unit and is connected; One end of second swing arm and connecting rod flexibly connects; The other end of connecting rod and first swing arm flexibly connect, and first swing arm does not have relative displacement with the rotating shaft of numerical control angle-differentiated device and is connected; Transmission device in the said numerical control wire bending machine is main body with the worm gear case; Worm screw is through bearing block support and do not have axial displacement, and drives two worm gears simultaneously, and two worm gears do not have relative displacement with main shaft and are connected; Splined in the main shaft; Splined shaft is connected with the interior spline of main shaft, and main shaft and worm gear case are through the bearing supporting and do not have axial displacement, and two bending die heads do not have relative displacement with two splined shafts respectively and are connected; The fixedly shear(ing) die that numerical control wire bending machine wire rod in the said numerical control wire bending machine cuts off in the oil cylinder is fixed on the main body; Main body is directly as cylinder block; Movable shear(ing) die does not have relative displacement with movable die holder and is connected; Movable die holder does not have relative displacement with piston rod and is connected, and oil pocket that the logical hydraulic fluid port in the main body is attached thereto and oil pocket are communicated with, and oil pocket that logical hydraulic fluid port is attached thereto and oil pocket are communicated with.
The present invention compares with background technology, the one, the numerical control wire bending machine die change, turn to die head to go up and down to keep away a mechanism succinctly reliable, compact conformation, the own wt load is light, the wire rod shaping efficiency is high; The 2nd, numerical control wire bending machine bending die head replaces, a kind of action response of pendulum position mechanism is quick, die change, pendulum parallactic angle degree accuracy height; The 3rd, compact conformation, the own wt load is light, and the wire rod shaping efficiency is high; The 4th, same pressure source, numerical control wire bending machine wire rod cut-out cylinder thrust is big, and shearing force is big, and volume is little, and the own wt load is light, thereby has alleviated the head load, has improved wire rod processing and forming efficient.
Description of drawings
Fig. 1 is the wire bending machine die change, turns to die head to go up and down to keep away the structural representation of a mechanism.
Fig. 2 is the structural representation of the transposition of numerical control wire bending machine bending die head, pendulum position mechanism.
Fig. 3 is that the A of Fig. 2 is to structural representation.
Fig. 4 is the structural representation of numerical control wire bending machine (broken line machine) transmission device.
Fig. 5 is that the A of Fig. 4 is to structural representation.
Fig. 6 is the structural representation that the numerical control wire bending machine wire rod cuts off oil cylinder.
Fig. 7 is the structural representation when leading to the hydraulic fluid port oil-feed.
Fig. 8 is the structural representation when leading to the hydraulic fluid port oil-feed.
The specific embodiment
Embodiment 1: with reference to accompanying drawing 1～8.Working handpiece of numerical control wire bending machine; It comprises working handpiece of numerical control wire bending machine; Wire bending machine die change in the said numerical control wire bending machine, turn to die head to go up and down to keep away two die head 1-1 in the mechanism not have relative displacement with two splined shaft 1-2 respectively to be connected; Splined shaft 1-2 touches with stage clip 1-3 lower end the bottom mutually, and stage clip 1-3 upper end is touched and driven splined shaft 1-2 mutually with the interior step of main shaft and moves down.When the die head 1-1 that needs work goes to the station center, piston head 1-4 is with splined shaft and the related jack-up of die head 1-1 among oil cylinder or the cylinder 1-5, and stage clip 1-3 is compressed once more; When needs die change or die head 1-1 turn to, the piston head 1-4 withdrawal among oil cylinder or the cylinder 1-5, the related die head 1-1 of splined shaft 1-2 descends under stage clip 1-3 elastic force, thereby keeps away bit motion.
Numerical control wire bending machine bending die head transposition in the said numerical control wire bending machine, pendulum position mechanism; Swing arm 2-1 does not have relative displacement with curved line Power Drive Unit 2-2 and is connected; The end of the second swing arm 2-1 and connecting rod 2-3 flexibly connects, and the other end of connecting rod 2-3 and the first swing arm 2-4 flexibly connect, and the first swing arm 2-4 and the rotating shaft of numerical control angle-differentiated device 2-5 do not have that relative displacement is connected and control through the calibration of numerical control angle-differentiated device; Can improve die change, pendulum parallactic angle degree accuracy, realize any angular position stop.
Transmission device in the said numerical control wire bending machine is the main body with worm gear case 3-1; Worm screw 3-2 is through bearing block 3-3 supporting and do not have axial displacement, and drives two worm gear 3-4 simultaneously, and two worm gear 3-4 do not have relative displacement with main shaft 3-5 and are connected; Splined in the main shaft 3-5; Splined shaft 3-6 is connected with the interior spline of main shaft 3-5, and main shaft 3-5 and worm gear case 3-1 are through the bearing supporting and do not have axial displacement, and two bending die head 3-7 do not have relative displacement with two splined shaft 3-6 respectively and are connected.
The fixedly shear(ing) die 4-1 that numerical control wire bending machine wire rod in the said numerical control wire bending machine cuts off in the oil cylinder is fixed on the main body 4-2; Main body 4-2 is directly as cylinder block; Movable shear(ing) die does not have relative displacement with movable die holder 4-3 and is connected; Movable die holder 4-3 does not have relative displacement with piston rod 4-4 and is connected, and oil pocket 4-6 that the logical hydraulic fluid port 4-5 in the main body 4-2 is attached thereto and oil pocket 4-7 are communicated with, and oil pocket 4-9 and oil pocket 4-10 that logical hydraulic fluid port 4-8 is attached thereto are communicated with.
What need understand is: though the foregoing description is to the present invention's detailed text description of contrasting; But these text descriptions; Just the simple text of mentality of designing of the present invention is described; Rather than to inventing the restriction of mentality of designing, any combination, increase or modification that does not exceed mentality of designing of the present invention all falls in protection scope of the present invention.
Claims (1)
1. working handpiece of numerical control wire bending machine; It is characterized in that: the die change in the said numerical control wire bending machine, turn to die head to go up and down to keep away two bending die heads in the mechanism not have relative displacement with two splined shafts respectively to be connected; Touch with the stage clip lower end mutually the splined shaft bottom, and the stage clip upper end is touched mutually and driven splined shaft with the interior step of main shaft and moves down; Swing arm in numerical control wire bending machine bending die head transposition in the said numerical control wire bending machine, the pendulum position mechanism does not have relative displacement with curved line Power Drive Unit and is connected; One end of second swing arm and connecting rod flexibly connects; The other end of connecting rod and first swing arm flexibly connect, and first swing arm does not have relative displacement with the rotating shaft of numerical control angle-differentiated device and is connected; Transmission device in the said numerical control wire bending machine is main body with the worm gear case; Worm screw is through bearing block support and do not have axial displacement; And driving two worm gears simultaneously, two worm gears do not have relative displacement with main shaft and are connected, splined in the main shaft; Splined shaft is connected with the interior spline of main shaft, and main shaft and worm gear case are through the bearing supporting and do not have axial displacement; The fixedly shear(ing) die that numerical control wire bending machine wire rod in the said numerical control wire bending machine cuts off in the oil cylinder is fixed on the main body; Main body is directly as cylinder block; Movable shear(ing) die does not have relative displacement with movable die holder and is connected; Movable die holder does not have relative displacement with piston rod and is connected, and two oil pockets are communicated with about two logical hydraulic fluid ports difference in the main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102638389A CN101733344B (en) | 2009-12-19 | 2009-12-19 | Working handpiece of numerical control wire bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102638389A CN101733344B (en) | 2009-12-19 | 2009-12-19 | Working handpiece of numerical control wire bending machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101733344A CN101733344A (en) | 2010-06-16 |
| CN101733344B true CN101733344B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009102638389A Expired - Fee Related CN101733344B (en) | 2009-12-19 | 2009-12-19 | Working handpiece of numerical control wire bending machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506522B (en) * | 2013-10-22 | 2015-04-15 | 浙江博雷重型机床制造有限公司 | Auxiliary guiding mechanism for numerical control wire bending machine |
| CN103521642B (en) * | 2013-10-22 | 2016-04-06 | 浙江博雷重型机床制造有限公司 | A kind of numerical control wire bending machine |
| CN107097170A (en) * | 2017-04-13 | 2017-08-29 | 天津市汇晶丰精密机械有限公司 | One kind pressure bushing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4833778A (en) * | 1986-12-22 | 1989-05-30 | Eubanks Engineering Co. | Wire processing apparatus and method |
| US5136867A (en) * | 1987-09-09 | 1992-08-11 | Spuhl Ag | Automatic frame bending machine for bending of steel rods or band steel |
| CN2841185Y (en) * | 2005-11-02 | 2006-11-29 | 逸升机械有限公司 | Composite cantilever winding-machine structure |
| CN201231294Y (en) * | 2008-06-13 | 2009-05-06 | 厦门鑫汇源制造有限公司 | Numerical control wire bending machine |
| CN201572861U (en) * | 2009-12-19 | 2010-09-08 | 浙江博雷重型机床制造有限公司 | Numerically controlled wire bending machine operating head |
-
2009
- 2009-12-19 CN CN2009102638389A patent/CN101733344B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4833778A (en) * | 1986-12-22 | 1989-05-30 | Eubanks Engineering Co. | Wire processing apparatus and method |
| US5136867A (en) * | 1987-09-09 | 1992-08-11 | Spuhl Ag | Automatic frame bending machine for bending of steel rods or band steel |
| CN2841185Y (en) * | 2005-11-02 | 2006-11-29 | 逸升机械有限公司 | Composite cantilever winding-machine structure |
| CN201231294Y (en) * | 2008-06-13 | 2009-05-06 | 厦门鑫汇源制造有限公司 | Numerical control wire bending machine |
| CN201572861U (en) * | 2009-12-19 | 2010-09-08 | 浙江博雷重型机床制造有限公司 | Numerically controlled wire bending machine operating head |
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| CN101733344A (en) | 2010-06-16 |
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Granted publication date: 20120704 Termination date: 20161219 |
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| CF01 | Termination of patent right due to non-payment of annual fee |