CN2629862Y - Pushing device for pipe bending machine - Google Patents
Pushing device for pipe bending machine Download PDFInfo
- Publication number
- CN2629862Y CN2629862Y CN 03259917 CN03259917U CN2629862Y CN 2629862 Y CN2629862 Y CN 2629862Y CN 03259917 CN03259917 CN 03259917 CN 03259917 U CN03259917 U CN 03259917U CN 2629862 Y CN2629862 Y CN 2629862Y
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- pipe bending
- pushing
- pipe
- planker
- 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.)
- Expired - Lifetime
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a pushing device in the pipe bending machine that is used to bend the pipe material, mainly which comprises a pushing oil cylinder, wherein the pushing oil cylinder is arranged on the pushing oil cylinder base; the plunger rod and the pushing shaft of the pushing oil cylinder are connected; the pushing shaft passes the material clenching oil cylinder and is fixed with the plunger of the material clenching oil cylinder; the end of the pushing oil cylinder is provided with a conical material clenching grapnel mould; the outside of the pushing shaft is articulated with a conical sheath; one end of the conical sheath and the casing of the material clenching oil cylinder are fixed together; and the other end of the conical sheath and the conical material clenching grapnel mould match. When the pipe bending machine is conducting the bending work, the pushing device sends the pipe material for a certain distance, thereby greatly reducing the thickness reduction amount as the pipe material is bent, better maintaining the original design indices of the pipe material and preventing the pipe wall cracking during the bending processing as well as inferior or wasted products.
Description
Technical field
The utility model relates to a kind of bending machine.
Background technology
Bending machine is mainly used to various tubing such as copper pipe, aluminum pipe are bent into required shape.Carrying out bending when work, at first tubing to be processed is clamped between bend wheel mould and the clamping die firmly by the clamping device in the bending machine, by pipe bending mechanism tubing is close to bend wheel mould then and along the bend wheel mould bending and forming.After tubing is bent into shape, following physical phenomenon can occur: tubing is near that side of bend wheel mould---promptly inboard tube wall will thickening, and it is away from that side of bend wheel mould---, and the tube wall outside promptly will attenuation.Therefore, just there are the following problems when processing tubing with the bending machine of said structure: one, when the tube wall of tubing to be processed approaches, in the process of carrying out bending work, tubing is away from that side of bend wheel mould---and promptly fracture phenomena just easily takes place in the tube wall in the outside; Two, some tubing has higher requirement of withstand voltage in use, if bigger attenuate amount has appearred in its outside tube wall in the bending process---and promptly outside tube wall becomes very thin, will have influence on the withstand voltage index of tubing, even substandard products and waste product can occur.Therefore, during this class tubing, just require to control the attenuate amount of tube wall, the attenuate amount is reduced as far as possible and be controlled in certain scope, still can meet the requirements with the every performance indications that guarantee processing back tubing in processing; And the bending machine of above-mentioned traditional structure can not be controlled the attenuate amount of tube wall effectively.
Summary of the invention
At the problems referred to above, the utility model will in bending machine, increase by one be used for when being enclosed within bending pushing tow tubing, to reduce the thrustor of tubing attenuate amount.
Described thrustor, mainly comprise: pipe bending cylinder, pipe bending cylinder is fixedly mounted on the pipe bending cylinder seat, the piston rod of pipe bending cylinder is fixedlyed connected with the pushing tow axle, the pushing tow axle passes the material grasping oil cylinder and is connected with fixed with the piston of material grasping oil cylinder, is installed with a taper material-hent claw mould in the end of pushing tow axle; Be movably set with a tapered sleeve in the outside of pushing tow axle, an end of tapered sleeve and the shell of material grasping oil cylinder fix, and the other end of tapered sleeve matches with taper material-hent claw mould.
The further technical scheme of the utility model is: above-mentioned pipe bending cylinder seat is arranged on one and regulates on the base, its concrete mounting structure is: the dovetail projection of pipe bending cylinder seat by its lower end is movably arranged in the dovetail groove on the planker, be provided with adjusting screw(rod) in the planker, this adjusting screw(rod) be fixed on the pipe bending cylinder seat on support in screwed hole match; The planker dovetail projection by its underpart again is movably arranged in the dovetail groove on the base plate, also is provided with the adjustment screw rod between planker and base plate; And the activity direction of above-mentioned pipe bending cylinder seat is vertical mutually with the activity direction of planker.
The utility model has the advantages that: after in bending machine, being provided with above-mentioned thrustor, when tubing being carried out bending work, thrustor can push a segment distance forward with tubing, like this, just can reduce the attenuate amount that tubing produces when bending, prevent from the Bending Processing process, to occur that tube wall breaks and phenomenons such as substandard products and waste product.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of thrustor described in the utility model;
Fig. 2 is the A-A sectional structure chart among Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments technical scheme described in the utility model and operation principle thereof and advantage are further described.
As shown in Figure 1, thrustor in the bending machine described in the utility model, mainly comprise: pipe bending cylinder 1, pipe bending cylinder 1 is fixedly mounted on the pipe bending cylinder seat 3, the piston rod 2 of pipe bending cylinder 1 is fixedlyed connected with pushing tow axle 4, pushing tow axle 4 passes material grasping oil cylinder 8 and fixedlys connected with the piston 15 of material grasping oil cylinder 8, is installed with a taper material-hent claw mould 12 in the end of pushing tow axle 4; Be movably set with a tapered sleeve 11 in the outside of pushing tow axle 4, an end of tapered sleeve 11 fixes by the shell of set bolt 14 with material grasping oil cylinder 8, and the other end of tapered sleeve 11 matches with taper material-hent claw mould 12.
In the present embodiment, for the ease of adjusting the position of taper material-hent claw mould 12, pipe bending cylinder seat 3 is arranged on one to be regulated on the base, its concrete mounting structure is: as shown in Figure 1, the dovetail projection 18 of pipe bending cylinder seat 3 by its lower end is movably arranged in the dovetail groove on the planker 16, as shown in Figure 2, be provided with adjusting screw(rod) 17 in the planker 16, this adjusting screw(rod) 17 be fixed on pipe bending cylinder seat 3 on support 22 in screwed hole match, rotation adjusting screw(rod) 17 just can make pipe bending cylinder seat 3 move on planker 16, in the present embodiment, for pipe bending cylinder seat 3 is operated steadily, on adjusting screw(rod) 17, also be provided with spring 23.The planker 16 dovetail projection 21 by its underpart again is movably arranged in the dovetail groove on the base plate 19, as shown in Figure 1, also is provided with between planker 16 and base plate 19 and adjusts screw rod 20; Screw rod 20 is adjusted in rotation, and planker 16 is moved on base plate 19.And the activity direction of above-mentioned pipe bending cylinder seat 3 is vertical mutually with the activity direction of planker 16---promptly: as shown in fig. 1, pipe bending cylinder seat 3 moves before and after can be on planker 16, planker 16 then can be on base plate 19 move left and right.After being provided with the adjusting base of said structure, when real work, can regulate the position of pipe bending cylinder seat 3, just can regulate the position of taper material-hent claw mould 12 in front and rear direction and left and right direction in front and rear direction and left and right direction.
The operation principle of the thrustor of said structure is as follows: at first by above-mentioned adjusting base taper material-hent claw mould 12 is aimed at the tail end of tubing to be processed, and make the tail end of tubing to be processed enter into the material grasping hole 13 of taper material-hent claw mould 12; Then, as shown in Figure 1, start material grasping oil cylinder 8---promptly: make its oil-feed, fuel-displaced from hydraulic fluid port 7 in the hydraulic fluid port 9, at this moment, because its piston 15 is fixed together with pushing tow axle 4, so the shell of material grasping oil cylinder 8 just moves right, and shell drives tapered sleeve 11 again and moves right, tapered sleeve 11 just draws taper material-hent claw mould 12, tighten up in, thereby the tail end of tubing to be processed is clenched.Then restart pipe bending cylinder 1, its piston rod 2 is moved right, piston rod 2 pushes material grasping oil cylinder 8, tapered sleeve 11, taper material-hent claw mould 12 and the tubing to be processed of holding thereof forward together by pushing tow axle 4, piston 15, to reach the purpose that pushes tubing.When bending machine carrying out bending when work, can tubing be pushed certain distance forward by described thrustor, the attenuate amount of its tube wall in the time of can reducing the tubing bending is greatly like this kept the original every design objective of tubing preferably.After propelling movement work is finished, oppositely start material grasping oil cylinder 8 again---promptly: make its oil-feed, fuel-displaced from hydraulic fluid port 9 in the hydraulic fluid port 7, as a same reason, because its piston 15 is fixed together with pushing tow axle 4, therefore the shell of material grasping oil cylinder 8 just is moved to the left, shell drives tapered sleeve 11 again and is moved to the left, and tapered sleeve 11 just unclamps taper material-hent claw mould 12, thereby the tail end of tubing to be processed is unclamped.
In the present embodiment, as shown in Figure 1, between pipe bending cylinder seat 3 and material grasping oil cylinder 8, also be provided with guider, its structure is: pipe bending cylinder seat 3 is provided with a guide type shoe 6, on the shell of material grasping oil cylinder 8, be fixed with a gripper shoe 10, one end of guide post 5 is fixedlyed connected with gripper shoe 10, the other end of guide post 5 pass through hole on the guide type shoe 6, and can be movable in through hole.The purpose that above-mentioned guider is set is: material grasping oil cylinder 8 is moved along certain direction, prevent that it from centering on 4 rotations of pushing tow axle and influencing pushing tow work.
Claims (3)
1, the thrustor in the bending machine, it is characterized in that: mainly comprise: pipe bending cylinder, pipe bending cylinder is fixedly mounted on the pipe bending cylinder seat, the piston rod of pipe bending cylinder is fixedlyed connected with the pushing tow axle, the pushing tow axle passes the material grasping oil cylinder and fixedlys connected with the piston of material grasping oil cylinder, is installed with a taper material-hent claw mould in the end of pushing tow axle; Be movably set with a tapered sleeve in the outside of pushing tow axle, an end of tapered sleeve and the shell of material grasping oil cylinder fix, and the other end of tapered sleeve matches with taper material-hent claw mould.
2, the thrustor in the bending machine as claimed in claim 1, it is characterized in that: the pipe bending cylinder seat is arranged on one and regulates on the base, its concrete mounting structure is: the dovetail projection of pipe bending cylinder seat by its lower end is movably arranged in the dovetail groove on the planker, be provided with adjusting screw(rod) in the planker, this adjusting screw(rod) be fixed on the pipe bending cylinder seat on support in screwed hole match; The planker dovetail projection by its underpart again is movably arranged in the dovetail groove on the base plate, also is provided with the adjustment screw rod between planker and base plate; And the activity direction of above-mentioned pipe bending cylinder seat is vertical mutually with the activity direction of planker.
3, the thrustor in the bending machine as claimed in claim 1, it is characterized in that: between pipe bending cylinder seat and material grasping oil cylinder, also be provided with guider, its structure is: the pipe bending cylinder seat is provided with a guide type shoe, on the shell of material grasping oil cylinder, be fixed with a gripper shoe, one end of guide post is fixedlyed connected with gripper shoe, and the other end of guide post passes the through hole on the guide type shoe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03259917 CN2629862Y (en) | 2003-07-26 | 2003-07-26 | Pushing device for pipe bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03259917 CN2629862Y (en) | 2003-07-26 | 2003-07-26 | Pushing device for pipe bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2629862Y true CN2629862Y (en) | 2004-08-04 |
Family
ID=34296259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03259917 Expired - Lifetime CN2629862Y (en) | 2003-07-26 | 2003-07-26 | Pushing device for pipe bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2629862Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101077512B (en) * | 2006-05-25 | 2010-05-26 | 颖霖机械工业股份有限公司 | Tube-bending machine rotating-barrel mechanism |
| CN102000745A (en) * | 2010-11-13 | 2011-04-06 | 张家港市明华机械制造有限公司 | Pushing device acting on feeding device |
-
2003
- 2003-07-26 CN CN 03259917 patent/CN2629862Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101077512B (en) * | 2006-05-25 | 2010-05-26 | 颖霖机械工业股份有限公司 | Tube-bending machine rotating-barrel mechanism |
| CN102000745A (en) * | 2010-11-13 | 2011-04-06 | 张家港市明华机械制造有限公司 | Pushing device acting on feeding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130726 Granted publication date: 20040804 |