CN211136402U - Train coupler tail frame end face milling positioning device - Google Patents
Train coupler tail frame end face milling positioning device Download PDFInfo
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- CN211136402U CN211136402U CN201922304039.3U CN201922304039U CN211136402U CN 211136402 U CN211136402 U CN 211136402U CN 201922304039 U CN201922304039 U CN 201922304039U CN 211136402 U CN211136402 U CN 211136402U
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Abstract
The utility model discloses a train hook tail frame end face mills processing positioner, including the bottom plate both sides are fixed with a supporting shoe respectively around the bottom plate, bear in two with the tail frame work piece man-hour on the supporting shoe, at every all be fixed with at least one side positioning mechanism on the supporting shoe, be fixed with stock stop at the right-hand member portion of one of them supporting shoe still the fixed support that is provided with on the bottom plate, the support has the hole that supplies the tail frame work piece to pass the left middle part of support is provided with and is used for carrying out the location arch of fixing a position the tail frame inner wall be fixed with multiunit hold-down mechanism on the bottom plate of supporting shoe side, and a plurality of hold-down mechanism distribute in the left and right sides of support. The remarkable effects are as follows: the milling cutter clamping device is simple to operate, accurate in positioning, stable in clamping and stable in quality, can also guarantee the service life of the milling cutter, and can effectively reduce labor intensity.
Description
Technical Field
The utility model relates to train coupler tail frame production technical field, concretely relates to train coupler tail frame end face mills processing positioner.
Background
The coupler yoke is a main stressed part forming a coupler buffering device, the head part of the coupler yoke is connected with a coupler, a buffer is arranged in the body of the coupler yoke, and the force applied to the coupler yoke by the coupler in the process of train traction and braking is attenuated by the buffer.
In the existing process of machining the hook tail frame, the end face of the tail part of the part structure needs to be subjected to plane milling machining. However, the tail frame workpiece has an irregular shape, and is not easy to clamp and position when being processed by a conventional method, and the workpiece can vibrate and displace in the processing process, so that the surface of the processed end face is rough, the subsequent processing mostly uses the end face as a reference surface for positioning, the positioning precision of the subsequent process is easily influenced, the product quality is difficult to ensure, and the rejection rate is high; and the milling cutter is easy to wear or generate edge jumping, the service life of the milling cutter is influenced, and the defect that the service life of the milling cutter is short exists. In addition, in the traditional technology, the workpiece is completely clamped and fixed manually and then drilled, so that the labor intensity of workers is high, the risk of injury by smashing is high, industrial accidents are easy to occur, and the production efficiency is low.
Disclosure of Invention
The utility model aims at providing a train coupler tail frame end face mills processing positioner, this frock easy operation, location are accurate, can realize that the automatic clamping of bow and arrow is fixed, and the clamping is firm reliable, and processing back product quality is stable, and can guarantee milling cutter life.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a train coupler yoke end face mills processing positioner which the key lies in: the workpiece positioning device comprises a bottom plate, wherein a support block is fixed on each of the front side and the rear side of the bottom plate respectively, a tail frame workpiece is borne on the two support blocks during machining, at least one side positioning mechanism is fixed on each support block, a material blocking mechanism is fixed at the right end of one support block, a support is further fixedly arranged on the bottom plate, the support is provided with a hole for the tail frame workpiece to pass through, a positioning bulge for positioning the inner wall of the tail frame is arranged in the middle of the left side of the support, a plurality of groups of pressing mechanisms are fixed on the bottom plate beside the support blocks, and the pressing mechanisms are distributed on the left side and the right side of the support;
The pressing mechanism comprises a mounting seat, a hydraulic device, a push-pull rod and a pressing plate, the mounting seat is fixedly connected with the bottom plate, the hydraulic device is fixedly mounted on the mounting seat, the free end of an output shaft of the hydraulic device is upwards arranged and connected with a hinge joint, the hinge joint is pivoted with one end of the push-pull rod through a rotating shaft, the other end of the push-pull rod is connected with the middle part of the pressing plate, a connecting seat is further fixed on the mounting seat on the inner side of the hydraulic device, an articulated element is articulated at the upper end of the connecting seat, and the other end of the articulated element is articulated with the middle part of the push-pull rod;
the side positioning mechanism comprises an L-shaped bracket, the transverse part of the bracket is fixedly connected with the outer side wall of the supporting block, a servo motor is fixed on the upper surface of the vertical part of the bracket, a positioning screw rod is connected to an output shaft of the servo motor and faces towards the inner side of the supporting block, and the positioning screw rod is further in threaded connection with the transverse part of the bracket.
Furthermore, the mounting seat comprises a vertically arranged mounting plate, a first support plate and a second support plate are respectively and vertically connected to the bottom and the upper portion of the mounting plate, the hydraulic device is fixed between the first support plate and the second support plate, a through hole for the output shaft of the hydraulic device to pass through is formed in the second support plate, and the connecting seat is fixed between the second support plate and the mounting plate.
The connecting seat is T-shaped, the transverse part of the connecting seat is fixedly connected with the upper surface of the second support plate, the vertical part of the connecting seat is fixedly connected with the mounting plate, the vertical end of the connecting seat extends out of the upper side edge of the mounting plate, and the vertical end of the connecting seat is hinged to the hinge piece.
Furthermore, the support comprises a vertical support plate and a transverse support plate, the vertical support plate is fixed on the front side wall of the front support block and the rear side wall of the rear support block respectively, the transverse support plate is bridged between the vertical support plates on the front side and the rear side, and the positioning bulge is fixed on the left side of the transverse support plate.
Furthermore, the stock stop include through the bolt can dismantle connect with the striker plate of supporting shoe right-hand member portion the free end of striker plate wears to be equipped with adjustable fender stub bar.
Furthermore, the number of the pressing mechanisms is four, and the two pressing mechanisms are respectively arranged on the left side and the right side of the support.
The utility model discloses a show the effect and be: during production, a U-shaped tail frame workpiece penetrates through the support from left to right, the support is supported through the supporting block, then the workpiece is sequentially positioned through the positioning mechanism and the end face stop mechanism, meanwhile, the positioning bulge positions the inner side wall of the tail frame workpiece, and after positioning is completed, the pressing mechanism is controlled to press and fix the workpiece, so that the large end face of the tail portion of the workpiece can be milled. The milling tool is used for milling the end face of the tail frame workpiece, so that the operation is simple, the positioning is accurate, the clamping is stable, the quality is stable, the service life of the milling cutter can be ensured, and various defects in the traditional technology are effectively overcome; meanwhile, a hydraulic device is adopted for providing power for clamping the workpiece, the automation degree is high, and the defects of low efficiency, high labor intensity, poor precision, unreliable clamping effect and the like caused by manual clamping in the traditional technology are overcome.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
Fig. 2 is a right side view of the present invention;
Fig. 3 is a schematic structural view of the pressing mechanism.
Detailed Description
The following provides a more detailed description of the embodiments and the operation of the present invention with reference to the accompanying drawings.
As shown in fig. 1 and 2, a positioning device for end milling of a train coupler yoke tail frame comprises a bottom plate 1, wherein a supporting block 2 is respectively fixed on the front side and the rear side of the bottom plate 1, a tail frame workpiece is loaded on the two supporting blocks 2 during processing, a side positioning mechanism 3 is fixed on each supporting block 2, the side positioning mechanisms 3 on the front side and the rear side are oppositely arranged, a material blocking mechanism 4 is fixed on the right end part of the supporting block 2 on the rear side, the material blocking mechanism 4 is used for positioning the right end face of the tail frame workpiece, a support 5 is further fixedly arranged on the bottom plate 1, the support 5 is provided with a hole for the tail frame workpiece to pass through, the tail frame workpiece passes through the hole from left to right during processing, a positioning bulge 6 for positioning the inner wall of the tail frame is arranged in the middle part of the left side of the support 5, a plurality of groups of compressing mechanisms 7 are fixed on the bottom plate 1 beside the supporting block 2, and a plurality of hold-down mechanisms 7 are distributed on the left and right sides of the support 5.
as a preferred embodiment, the side positioning mechanism 3 includes an L-shaped bracket 31, a lateral portion of the bracket 31 is fixedly connected with an outer side wall of the supporting block 2, a servo motor 32 is fixed on an upper surface of a vertical portion of the bracket 31, an output shaft of the servo motor 32 is connected with a positioning screw 33, the positioning screw 33 is arranged toward an inner side of the supporting block 2, the positioning screw 33 is further connected with the lateral portion of the bracket 31 in a threaded manner, and the positioning screw 33 is driven and controlled by the servo motor 32, so that accurate adjustment of a positioning position is realized, the positioning of the device is more accurate, and the quality of a product after processing is better.
As a preferred embodiment, the striker mechanism 4 comprises a striker plate 41 detachably connected to the right end of the support block 2 through a bolt, and an adjustable striker head 42 is arranged at the free end of the striker plate 41 in a penetrating manner.
As a preferred embodiment, the bracket 5 includes a vertical support plate 51 and a horizontal support plate 52, the vertical support plate 51 is fixed to the front side wall of the front support block 2 and the rear side wall of the rear support block 2, the horizontal support plate 52 is bridged between the vertical support plates 51 at the front and rear sides, and the positioning protrusion 6 is fixed to the left side of the horizontal support plate 52.
As a preferred embodiment, the number of the pressing mechanisms 7 is four, and two pressing mechanisms 7 are respectively arranged at the left and right sides of the bracket 5, specifically, referring to fig. 3, the pressing mechanism 7 comprises an installation seat 71, a hydraulic device 72, a push-pull rod 73 and a pressing plate 74, the installation seat 71 is fixedly connected with the bottom plate 1, the hydraulic device 72 is fixedly arranged on the mounting seat 71, the free end of the output shaft of the hydraulic device 72 is upwards arranged and is connected with a hinge joint 75, the hinged joint 75 is pivoted with one end of the push-pull rod 73 through a rotating shaft, the other end of the push-pull rod 73 is connected with the middle part of the pressure plate 74, a connecting seat 76 is also fixed on the mounting seat 71 at the inner side of the hydraulic device 72, the upper end of the connecting seat 76 is hinged to a hinge 77, and the other end of the hinge 77 is hinged to the middle of the push-pull rod 73.
The push-pull rod 73 can be driven to move by stretching the output shaft of the hydraulic device 72, and as the push-pull rod 73, the pressure plate 74, the connecting seat 76 and the hinge member 77 are connected to form a linkage structure, when the output shaft of the hydraulic device 72 extends out, the pressure plate 74 can be attached to the inner wall of the left side of the workpiece to clamp the workpiece; when the output shaft of the hydraulic device 72 is retracted, the pressure plate 74 releases the inner wall of the workpiece.
Further, the mounting seat 71 includes a vertically arranged mounting plate 71a, a first support plate 71b and a second support plate 71c are vertically connected to the bottom and the upper portion of the mounting plate 71a, respectively, the hydraulic device 72 is fixed between the first support plate 71b and the second support plate 71c, a through hole 71d for an output shaft of the hydraulic device 72 to pass through is formed in the second support plate 71c, and the connecting seat 76 is fixed between the second support plate 71c and the mounting plate 71 a.
The connecting seat 76 is T-shaped, a transverse portion of the connecting seat 76 is fixedly connected with the upper surface of the second support plate 71c, a vertical portion of the connecting seat 76 is fixedly connected with the mounting plate 71a, a vertical end of the connecting seat 76 extends out of the upper side edge of the mounting plate 71a, and the vertical end of the connecting seat 76 is hinged to the hinge member 77.
During production, the U-shaped tail frame workpiece penetrates through the support 5 from left to right and is supported by the supporting block 2, then the workpiece is sequentially positioned by the positioning mechanism and the end face stop mechanism 4, meanwhile, the positioning bulge 6 positions the inner side wall of the tail frame workpiece, and after positioning is finished, the workpiece is pressed and fixed by the pressing mechanism 7, so that the large end face of the tail part of the workpiece can be milled, and various defects in the traditional machining method are effectively avoided.
The technical scheme provided by the utility model is introduced in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. The utility model provides a train coupler yoke end face mills processing positioner which characterized in that: the workpiece positioning device comprises a bottom plate, wherein a support block is fixed on each of the front side and the rear side of the bottom plate respectively, a tail frame workpiece is borne on the two support blocks during machining, at least one side positioning mechanism is fixed on each support block, a material blocking mechanism is fixed at the right end of one support block, a support is further fixedly arranged on the bottom plate, the support is provided with a hole for the tail frame workpiece to pass through, a positioning bulge for positioning the inner wall of the tail frame is arranged in the middle of the left side of the support, a plurality of groups of pressing mechanisms are fixed on the bottom plate beside the support blocks, and the pressing mechanisms are distributed on the left side and the right side of the support;
The pressing mechanism comprises a mounting seat, a hydraulic device, a push-pull rod and a pressing plate, the mounting seat is fixedly connected with the bottom plate, the hydraulic device is fixedly mounted on the mounting seat, the free end of an output shaft of the hydraulic device is upwards arranged and connected with a hinge joint, the hinge joint is pivoted with one end of the push-pull rod through a rotating shaft, the other end of the push-pull rod is connected with the middle part of the pressing plate, a connecting seat is further fixed on the mounting seat on the inner side of the hydraulic device, an articulated element is articulated at the upper end of the connecting seat, and the other end of the articulated element is articulated with the middle part of the push-pull rod;
the side positioning mechanism comprises an L-shaped bracket, the transverse part of the bracket is fixedly connected with the outer side wall of the supporting block, a servo motor is fixed on the upper surface of the vertical part of the bracket, a positioning screw rod is connected to an output shaft of the servo motor and faces towards the inner side of the supporting block, and the positioning screw rod is further in threaded connection with the transverse part of the bracket.
2. The train coupler yoke end face milling positioning device as claimed in claim 1, wherein: the mounting seat comprises a vertically arranged mounting plate, a first support plate and a second support plate are respectively and vertically connected to the bottom and the upper portion of the mounting plate, the hydraulic device is fixed between the first support plate and the second support plate, a through hole for the output shaft of the hydraulic device to pass through is formed in the second support plate, and the connecting seat is fixed between the second support plate and the mounting plate.
3. The train coupler yoke end face milling positioning device as claimed in claim 2, wherein: the connecting seat is T-shaped, the transverse part of the connecting seat is fixedly connected with the upper surface of the second support plate, the vertical part of the connecting seat is fixedly connected with the mounting plate, the vertical end of the connecting seat extends out of the upper side edge of the mounting plate, and the vertical end of the connecting seat is hinged to the hinge piece.
4. The train coupler yoke end face milling positioning device as claimed in claim 3, wherein: the articulated elements are of a runway-type structure, and two sides of the vertical end of the connecting seat are hinged with one articulated element.
5. The train coupler yoke end face milling positioning device as claimed in claim 1, wherein: the support comprises a vertical support plate and a transverse support plate, the vertical support plate is fixed on the front side wall of the support block on the front side and the rear side wall of the support block on the rear side respectively, the transverse support plate is bridged between the vertical support plates on the front side and the rear side, and the positioning bulge is fixed on the left side of the transverse support plate.
6. The train coupler yoke end face milling positioning device as claimed in claim 1, wherein: the stock stop includes through the bolt can dismantle connect with the striker plate of supporting shoe right-hand member portion the free end of striker plate is worn to be equipped with adjustable fender stub bar.
7. The train coupler yoke end face milling positioning device as claimed in any one of claims 1 to 6, wherein: the number of the pressing mechanisms is four, and the two pressing mechanisms are respectively arranged on the left side and the right side of the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922304039.3U CN211136402U (en) | 2019-12-19 | 2019-12-19 | Train coupler tail frame end face milling positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922304039.3U CN211136402U (en) | 2019-12-19 | 2019-12-19 | Train coupler tail frame end face milling positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211136402U true CN211136402U (en) | 2020-07-31 |
Family
ID=71777639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922304039.3U Expired - Fee Related CN211136402U (en) | 2019-12-19 | 2019-12-19 | Train coupler tail frame end face milling positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211136402U (en) |
-
2019
- 2019-12-19 CN CN201922304039.3U patent/CN211136402U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200731 Termination date: 20211219 |
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| CF01 | Termination of patent right due to non-payment of annual fee |