CN204321014U - A kind of bending machine feed mechanism - Google Patents
A kind of bending machine feed mechanism Download PDFInfo
- Publication number
- CN204321014U CN204321014U CN201420819869.4U CN201420819869U CN204321014U CN 204321014 U CN204321014 U CN 204321014U CN 201420819869 U CN201420819869 U CN 201420819869U CN 204321014 U CN204321014 U CN 204321014U
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- Prior art keywords
- feeding
- die change
- track
- motor
- bending machine
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Abstract
The utility model discloses a kind of bending machine feed mechanism, belong to bending machine field, pay-off poor stability when which solving the workpiece that existing bending machine processing length is long, weight is large, the problem that precision is not high.The utility model comprises support, frame, feeding body and feed gearing, and feed gearing comprises feeding motor and feeding track; Feeding track is positioned at the top of support, and the top of feeding track is provided with base plate; The side of base plate is provided with offset assembly; Offset assembly comprises excursion motor and offset rail; Offset rail is positioned on base plate, vertical with feeding track; Frame is positioned on feeding track, and frame is provided with mould changing device; Mould changing device comprises die change motor, die change oil cylinder and die change track; Die change track is vertical with base plate; Feeding body is vertically mounted on die change track.The utility model can keep high accuracy when load is larger, high efficiency, and can complete multimode feeding.
Description
Technical field
The utility model belongs to bending machine field, specifically, relates to a kind of bending machine feed mechanism.
Background technology
Bending machine is generally divided into hydraulic pipe bender and CNC tube bending machine, and hydraulic pipe bender is pure hydraulic-driven, and CNC tube bending machine is on the basis of hydraulic pipe bender, add PLC control system, achieves digital information and controls; NC three-dimensional tube bending machine is formed primarily of mechanical part, hydraulic system and PLC control system three parts, and mechanical part mainly comprises tube clamping device, bend pipe transmission device, assist device, lathe bed and bending die etc.
The application of CNC tube bending machine widely, the product of processing relates to the various metal winding pipes on automobile, aircraft/train, the various bend pipes of medicine production equipment, various bend pipes in electricity generation boiler system etc., and no matter be used in which kind of industry, along with the progress of science and technology, various equipment is all towards becoming more meticulous future development, the quality of bend pipe and bending precision require more next high, and this also makes the requirement on machining accuracy of CNC tube bending machine more and more higher.Pay-off has vital effect as the pith of bending machine in its machining accuracy of raising, pay-off generally comprises the feeding trolley be slidably arranged on fuselage guide rail, be arranged on the feeding drive mechanism on feeding trolley, transmission device that pushing clamping sleeve, driving pushing clamping sleeve rotate and be arranged on the clamp of pushing clamping sleeve end, clamp is by the clamping cylinder transmission being arranged on pushing clamping sleeve rear portion, feeding drive mechanism drives belt by motor, and belt drives feeding trolley at slide on rails again.The operation principle of pay-off is, tubing to be processed is clamped by clamp, make feeding trolley promote tubing by feeding drive mechanism and do intermittent rectilinear motion towards curved mould, when tubing pauses, bending machine carries out bending to tubing, and after bending, pay-off is restarted, and tubing is delivered to forward the position that the next one needs bending, until each several part bending that tubing presets all completes, pay-off returns to original position.Pay-off how is made to be needed by tubing the position of bending to deliver on Bending Mould accurately, improve the even whole bending machine precision key of pay-off, and be no matter, quality longer at pipe length larger time, the load of pay-off is larger, the stability of pay-off badly influences its pushing precision, or in multimode situation, pay-off not only will complete the feeding of horizontal direction, also needed the feeding on vertical direction, the pushing precision improving pay-off is more and more difficult.
Through the retrieval to existing bending machine pay-off, find as, China Patent No. 200520076598.9, the patent document in publication date on January 10th, 2007, disclose a kind of material feeding pushing aid device for tube bending machine, comprise the feeding trolley be arranged on fuselage guide rail, be arranged on the pushing clamping sleeve on feeding trolley and transmission device thereof, be arranged on clamp and the drive unit thereof of pushing clamping sleeve end, described guide rail side is provided with tooth bar, feeding trolley bottom side corresponding is with it provided with the gear be meshed with tooth bar, gear is connected by transmission device and servomotor, servomotor and computer automatic control device are connected, its advantage is: structure is simple, transmission accuracy is high, by cooperatively interacting of computer automatic control device and servomotor, the constant force boost function of tubing feeding can be realized, the quality of bend pipe can be improved.
And for example, China Patent No. 201010182440.5, the patent document in publication date on October 20th, 2010, disclose the mounting structure of the rotatable feeding trolley on pipe bending machine of a kind of feed mechanism, comprise: feed mechanism and the sliding seat be slidably arranged in frame, sliding seat is provided with swinging mounting, the top of swinging mounting is provided with rotating stand, rotating shaft is movably set with in rotating stand, the lower end of rotating shaft is provided with transmitting gear, the top of rotating shaft is provided with rotation seat, and feed mechanism is arranged on rotation seat; Forward and backward limited block swinging mounting being also provided with the device of rotation driving matched with transmitting gear and matching with rotation seat, the line of forward and backward limited block parallels with the center line of the pipe fitting of clamping.This invention, by the rotation of feed mechanism, carrys out the pipe fitting that automated exchanged cutter is positioned at feeding trolley rear, and does not need the special operating personnel of outfit to remove manual clamping pipe fitting, improves operating efficiency, reduces production cost, be particularly useful for bending shorter pipe fitting.
But bending machine pay-off disclosed in above two pieces patent document exists following not enough: during the tubing that processing length is long, weight is larger, because load is comparatively large, pay-off stability reduces, and the precision of bend pipe is not enough; Be only suitable for the processing of single mode bend pipe, can not realize to upper and lower bimodulus or multimode feeding.
Summary of the invention
The problem that 1, will solve
Pay-off poor stability during long for existing bending machine processing length, weight is large workpiece, the problem that precision is not high, the utility model provides a kind of bending machine feed mechanism, still can keep high accuracy when load is larger, high efficiency, and multimode feeding can be completed.
2, technical scheme
For solving the problem, the utility model adopts following technical scheme.
A kind of bending machine feed mechanism, comprises support, frame, feeding body and feed gearing; Described feed gearing comprises feeding motor and feeding track; Described feeding track is positioned at the top of support, and the top of feeding track is provided with base plate; The side of described base plate is provided with offset assembly; Described offset assembly comprises excursion motor and offset rail; Described offset rail is positioned on base plate, vertical with feeding track; Described frame is positioned on feeding track, and frame is provided with mould changing device; Described mould changing device comprises die change motor, die change oil cylinder and die change track; Described die change track is vertical with base plate; Described feeding body is vertically mounted on die change track; Described die change motor and die change oil cylinder are arranged on the top of frame.
Preferably, described excursion motor, feeding motor and die change motor are servomotor.
Preferably, the quantity of described feeding motor is two.
Preferably, described feeding track is two-orbit structure, and its length direction is consistent with the length direction of feeding body, is bolted on support.
Preferably, described offset rail is two-orbit structure, is bolted on base plate.
Preferably, described die change oil cylinder and servomotor are controlled by PLC.
Preferably, described base plate lower surface is provided with the sliding recess combined with feeding track; Described frame lower surface is provided with the sliding recess combined with offset rail.
3, beneficial effect
Compared to prior art, the beneficial effects of the utility model are:
(1) the utility model comprises support, frame, feeding body and feed gearing; Feed gearing comprises feeding motor and feeding track; Feeding track is positioned at the top of support, and the top of feeding track is provided with base plate; The side of base plate is provided with offset assembly; Offset assembly comprises excursion motor and offset rail; Offset rail is positioned on base plate, vertical with feeding track; Frame is positioned on feeding track, and frame is provided with mould changing device; Mould changing device comprises die change motor, die change oil cylinder and die change track; Die change track is vertical with base plate; Feeding body is vertically mounted on die change track; Die change motor and die change oil cylinder are arranged on the top of frame; The utility model feed gearing can drive feeding body to move along feeding track in company with frame and base plate, realizes the feeding action to pipe bender die; Offset assembly can drive feeding body to move along offset rail in company with frame, realizes skew adjustment; Mould changing device can drive the relative frame of feeding body to move up and down, and realizes the Bending Processing of workpiece on upper and lower different mould;
(2) the utility model excursion motor, feeding motor and die change motor are servomotor, and the voltage signal that PLC inputs can be converted into torque and rotational speed with drived control object by servomotor, and make control rate, positional precision is very accurate;
(3) quantity of the utility model feeding motor is two, greatly improves feeding ability of the present utility model, even if make the utility model still can keep high accuracy under large load condition; Dual-Servo Motor is subject to PLC Program simultaneously and controls, and in the process of feeding, coordination that can be mutual, substantially increases the precision of feed distance;
(4) the utility model feeding track is two-orbit structure, and its length direction is consistent with the length direction of feeding body, is bolted on support, makes the utility model more stable, reliable;
(5) the utility model offset rail is two-orbit structure, is bolted on base plate, makes offset adjustment function of the present utility model more stable, reliable;
(6) the utility model die change oil cylinder and servomotor are controlled by PLC, digital information controls to make servomotor play maximum efficiency, make feed distance and position location more accurate, thus improve bend pipe precision and quality, die change oil cylinder provides stable power to feeding body relative to moving up and down of frame, alleviate the load of die change motor, make die change motor can drive moving up and down and locating of feeding body more accurately;
(7) the utility model base plate lower surface is provided with the sliding recess combined with feeding track; Frame lower surface is provided with the sliding recess combined with offset rail, and groove structure combines with track, and that the utility model is run is more stable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, excursion motor; 2, feeding motor; 3, support; 4, feeding track; 5, base plate; 6, offset rail; 7, feeding body; 8, die change motor; 9, die change oil cylinder.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described further.
Embodiment 1
As shown in Figure 1, a kind of bending machine feed mechanism, comprises support 3, frame, feeding body 7 and feed gearing; Feed gearing comprises feeding motor 2 and feeding track 4; The quantity of feeding motor 2 is two; Feeding track 4 is two-orbit structure, is bolted on above support 3, and the top of feeding track 4 is provided with base plate 5; Base plate 5 lower surface is provided with the sliding recess combined with feeding track 4, and the side of base plate 5 is provided with offset assembly; Offset assembly comprises excursion motor 1 and offset rail 6; Offset rail 6 is two-orbit structure, is bolted on base plate 5, vertical with feeding track 4; Frame is positioned on feeding track 4, and frame lower surface is provided with the sliding recess combined with offset rail 6, and frame is provided with mould changing device; Mould changing device comprises die change motor 8, die change oil cylinder 9 and die change track; Die change track is vertical with base plate 5; Die change oil cylinder 9 is controlled by PLC; Feeding body 7 is vertically mounted on die change track; Feeding track 4 length direction is consistent with the length direction of feeding body 7; Die change motor 8 and die change oil cylinder 9 are arranged on the top of frame; Excursion motor 1, feeding motor 2 and die change motor 8 are servomotor; Servomotor is controlled by PLC.
The course of work of the present utility model is, tubing to be processed is arranged on one end of feeding body 7; After opening bending machine, feeding motor 2 drives feeding body 7 to move along feeding track 4 together with frame and base plate 5, and accurately delivered on mould by tubing first bending point, bending machine carries out first time bending to tubing; After first time bending terminates, under the control of PLC program, feeding motor 2 drives feeding body 7 to move along feeding track 4 together with frame and base plate 5 again, and accurately delivered on mould by tubing second bending point, bending machine carries out second time bending to tubing; So carry out third time, the 4th time ... bending, until tubing bending and molding, feeding body 7 is retracted into original position; If need more mold exchange in Forging Process, then die change motor 8 accepts the programme-control of PLC, mould changing device is driven to move up along die change track together with feeding body 7, because feeding body 7 adds that the weight of tubing is large, so need die change oil cylinder 9 assisted Extraction for power, guarantee that tubing accurately can be transported to the second mould, the 3rd mould by die change motor 8, even more on multi-mould; When feeding or die change process need skew adjustment, setting PLC programme-control excursion motor 1, its principle and feeding, die change are identical; In addition, skew adjustment also can play horizontal die change effect.
The utility model controls two feeding motors (Dual-Servo Motor) by PLC and cooperatively interacts, and drive feeding body 7 to complete feeding, its feed distance is accurate, and positioning precision is very high; Assist die change motor 8 to realize die change action by die change oil cylinder 9, improve precision and the efficiency of die change.
Claims (7)
1. a bending machine feed mechanism, comprise support (3), frame, feeding body (7) and feed gearing, it is characterized in that: described feed gearing comprises feeding motor (2) and feeding track (4); Described feeding track (4) is positioned at the top of support (3), and the top of feeding track (4) is provided with base plate (5); The side of described base plate (5) is provided with offset assembly; Described offset assembly comprises excursion motor (1) and offset rail (6); Described offset rail (6) is positioned on base plate (5), vertical with feeding track (4); Described frame is positioned on feeding track (4), and frame is provided with mould changing device; Described mould changing device comprises die change motor (8), die change oil cylinder (9) and die change track; Described die change track is vertical with base plate (5); Described feeding body (7) is vertically mounted on die change track; Described die change motor (8) and die change oil cylinder (9) are arranged on the top of frame.
2. a kind of bending machine feed mechanism according to claim 1, is characterized in that: described excursion motor (1), feeding motor (2) and die change motor (8) are servomotor.
3. a kind of bending machine feed mechanism according to claim 1 and 2, is characterized in that: the quantity of described feeding motor (2) is two.
4. a kind of bending machine feed mechanism according to claim 1, it is characterized in that: described feeding track (4) is two-orbit structure, its length direction is consistent with the length direction of feeding body (7), is bolted on support (3).
5. a kind of bending machine feed mechanism according to claim 1, is characterized in that: described offset rail (6) is two-orbit structure, is bolted on base plate (5).
6. a kind of bending machine feed mechanism according to claim 1 and 2, is characterized in that: described die change oil cylinder (8) and servomotor are controlled by PLC.
7. a kind of bending machine feed mechanism according to claim 1 or 2 or 4, is characterized in that: described base plate (5) lower surface is provided with the sliding recess combined with feeding track (4); Described frame lower surface is provided with the sliding recess combined with offset rail (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420819869.4U CN204321014U (en) | 2014-12-19 | 2014-12-19 | A kind of bending machine feed mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420819869.4U CN204321014U (en) | 2014-12-19 | 2014-12-19 | A kind of bending machine feed mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204321014U true CN204321014U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420819869.4U Expired - Fee Related CN204321014U (en) | 2014-12-19 | 2014-12-19 | A kind of bending machine feed mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN204321014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496149A (en) * | 2020-04-22 | 2020-08-07 | 渭南高新区木王科技有限公司 | Double-bending machine for probe |
-
2014
- 2014-12-19 CN CN201420819869.4U patent/CN204321014U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496149A (en) * | 2020-04-22 | 2020-08-07 | 渭南高新区木王科技有限公司 | Double-bending machine for probe |
| CN111496149B (en) * | 2020-04-22 | 2021-07-06 | 渭南高新区木王科技有限公司 | Double-bending machine for probe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20211219 |