CN210677907U - Subway vehicle bogie lifting baffle adds clamping apparatus - Google Patents
Subway vehicle bogie lifting baffle adds clamping apparatus Download PDFInfo
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- CN210677907U CN210677907U CN201921450491.4U CN201921450491U CN210677907U CN 210677907 U CN210677907 U CN 210677907U CN 201921450491 U CN201921450491 U CN 201921450491U CN 210677907 U CN210677907 U CN 210677907U
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Abstract
The clamp for machining the lifting baffle of the metro vehicle bogie comprises a base, wherein centering bench clamps are installed on the base, clamping jaws of the centering bench clamps are arranged on the left and right sides, bayonets which are oppositely arranged are arranged at the tops of the two clamping jaws, a positioning support is arranged on the base behind the centering bench clamps, a first oil cylinder is arranged on the base in front of the centering bench clamps, a piston rod of the first oil cylinder points to the positioning support, and a push block is arranged on the piston rod of the first oil cylinder; a positioning platform is arranged on one side of the centering bench clamp on the base, positioning pins which are arranged on the left and right sides are arranged on the top surface of the positioning platform, the two positioning pins are located at the diagonal ends of the positioning platform, second oil cylinders are vertically arranged on the left and right sides of the positioning platform respectively, the top ends of piston rods of the second oil cylinders are hinged with a pressing plate, the free ends of the pressing plate point to the positioning platform, and a connecting plate is connected between the middle part of the pressing plate and the base. The positioning structure is simple to operate, time-saving and labor-saving, can improve the processing efficiency, is firm in positioning structure, can improve the processing precision of products, and improves the service performance and safety of the products.
Description
Technical Field
The utility model relates to a railcar bogie especially relates to a railcar bogie lifting barrier adds clamping apparatus.
Background
The lifting baffle is an important component of the metro vehicle bogie, is connected with important components such as a center pin of the bogie, and the quality of the lifting baffle directly influences the performance of the whole metro vehicle bogie and the normal operation and safety of metro vehicles.
The processing contour line of a processing part needs to be clearly drawn on a marking platform before the traditional lifting baffle is processed, a plurality of vertical centers need to be adopted to support the lifting baffle to be processed during processing, a scriber or a height gauge is used for aligning the whole contour according to a reference line drawn in advance, and the lifting baffle to be processed is positioned. The traditional positioning method for the lifting baffle of the metro vehicle bogie has the advantages of repeatability, complex operation, time and labor waste, low processing efficiency, insecure positioning structure and easiness in loosening, so that the processing precision of a product is low, and the use performance and safety of the product are seriously influenced.
Disclosure of Invention
The utility model relates to a solve above-mentioned technical problem, provide a railcar bogie lifting flap adds clamping apparatus, its easy operation, labour saving and time saving can improve machining efficiency, and location structure is firm, can improve product machining precision, improves product performance and security.
The technical solution of the utility model is that:
subway vehicle bogie lifting baffle adds clamping apparatus, including the base, its special character lies in: the centering bench clamp is arranged on the base, clamping jaws of the centering bench clamp are arranged on the left and right sides, bayonets which are oppositely arranged are arranged at the tops of the two clamping jaws, a positioning support is arranged on the base behind the centering bench clamp, a first oil cylinder is arranged on the base in front of the centering bench clamp, a piston rod of the first oil cylinder points to the positioning support, and a push block is arranged on the piston rod of the first oil cylinder; a positioning platform is arranged on one side of the centering bench clamp on the base, positioning pins which are arranged on the left and right sides are arranged on the top surface of the positioning platform, the two positioning pins are located at the diagonal ends of the positioning platform, second oil cylinders are vertically arranged on the left and right sides of the positioning platform respectively, the top ends of piston rods of the second oil cylinders are hinged with a pressing plate, the free ends of the pressing plate point to the positioning platform, and a connecting plate is connected between the middle part of the pressing plate and the base.
Further preferably, the front end face of the positioning support is provided with an extension plate, the extension plate is vertically provided with support nails with the same height as the bottom edges of the bayonets, the left side seat and the right side seat of the lifting baffle bottom plate correspond to the side bayonets, and meanwhile, the rear end seat of the lifting baffle bottom plate is arranged on the support nails, so that the stability of the horizontal positioning structure of the lifting baffle is improved.
Preferably, the sequence valve is arranged on the base, the oil inlet ends of the centering bench clamp, the first oil cylinder and the second oil cylinder are respectively connected with the oil outlet end of the sequence valve through oil pipes, and the sequence valve acts sequentially according to the first oil cylinder, the centering bench clamp and the second oil cylinder.
Preferably, a pressure reducing valve is arranged on an oil pipe at the oil inlet end of the sequence valve, so that the pressure of an oil way system is prevented from being overlarge.
Further preferably, the lifting lugs are respectively arranged on the left side and the right side of the base, so that the lifting equipment can conveniently lift the lifting baffle processing clamp of the metro vehicle bogie.
The utility model has the advantages that:
1. when the bottom surface of the bottom plate of the lifting baffle is processed, the bayonets which are oppositely arranged are arranged at the tops of the two clamping jaws of the centering bench vice, the bottom plate of the lifting baffle is placed on the bottom edges of the two bayonets upside down for horizontal positioning, and the left end and the right end of the bottom plate of the lifting baffle are clamped through the vertical edges of the two bayonets for left-right positioning; because the positioning support is arranged behind the centering bench vice, the first oil cylinder with the piston rod pointing to the positioning support is arranged in front of the centering bench vice, the piston rod of the first oil cylinder is provided with the push block, the cylinder rod of the first oil cylinder is extended, and the bottom plate of the lifting baffle is clamped back and forth through the push block and the positioning support to be positioned back and forth; the positioning structure is firm, the processing precision of the product is improved, and the service performance and the safety of the product are improved. The centering bench clamp and the first oil cylinder are driven by the hydraulic system to complete positioning operation, so that the operation is simple, time and labor are saved, and the machining efficiency is improved.
2. When the front surface of the lifting baffle is processed, due to the positioning pins arranged on the top surface of the positioning platform, the second oil cylinders vertically arranged on the left side and the right side of the positioning platform and the pressing plate hinged to the top end of the piston rod of the second oil cylinder, the free ends of the pressing plates point to the positioning platform, a connecting plate is connected between the middle part of the pressing plate and the base, the bottom plate of the second lifting baffle is placed on the positioning platform, the positioning pins are inserted into the positioning holes in the bottom plate of the lifting baffle, and the lifting baffle is horizontally positioned and circumferentially positioned; and a piston rod of the second oil cylinder is ejected upwards, the free ends of the two pressing plates rotate downwards by taking a middle hinged point as a circle center, and a bottom plate of the lifting baffle plate is pressed against the positioning platform to position and fix the lifting baffle plate. The positioning structure is firm, the processing precision of the product is improved, and the service performance and the safety of the product are improved. The second oil cylinder is driven by the hydraulic system to complete the positioning operation, the operation is simple, time and labor are saved, and the processing efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic structural view of the present invention after being clamped with a lifting baffle;
in the figure: 1-base, 2-lifting lug, 3-centering bench clamp, 4-clamping jaw, 5-bayonet, 6-positioning support, 7-extension plate, 8-supporting nail, 9-first oil cylinder, 10-push block, 11-positioning platform, 12-positioning pin, 13-second oil cylinder, 14-pressing plate, 15-connecting plate, 16-sequence valve and 17-pressure reducing valve.
Detailed Description
As shown in fig. 1 and 2, the jig for processing the lifting baffle of the metro vehicle bogie comprises a base 1, lifting lugs 2 are respectively installed on the left side and the right side of the base 1, centering bench vices 3 are installed on the base 1, clamping jaws 4 of the centering bench vices 3 are arranged on the left side and the right side, bayonets 5 which are oppositely arranged are arranged at the tops of the two clamping jaws 4, a positioning support 6 is installed on the base 1 behind the centering bench vices 3, an extension plate 7 is arranged on the front end surface of the positioning support 6, support nails 8 which are equal to the bottom edges of the bayonets 5 in height are vertically installed on the extension plate 7, a first oil cylinder 9 is installed on the base 1 in front of the centering bench vices 3, a piston rod of the first oil cylinder 9 points to the positioning support 6, and a; a positioning platform 11 is arranged on one side of the centering vise 3 on the base 1, positioning pins 12 arranged on the left and right sides are arranged on the top surface of the positioning platform 11, the two positioning pins 12 are arranged on the diagonal ends of the positioning platform 11, second oil cylinders 13 are respectively and vertically arranged on the left and right sides of the positioning platform 11, the top ends of piston rods of the second oil cylinders 13 are hinged with a pressing plate 14, the free ends of the pressing plate 14 point to the positioning platform 11, and a connecting plate 15 is connected between the middle part of the pressing plate 14 and the base 1; a sequence valve 16 is arranged on the base 1, the oil inlet ends of the centering vise 3, the first oil cylinder 9 and the second oil cylinder 13 are respectively connected with the oil outlet end of the sequence valve 16 through oil pipes, and a pressure reducing valve 17 is arranged on the oil pipe at the oil inlet end of the sequence valve 16.
As shown in figure 3, when the lifting baffle is processed, firstly, the base 1 is installed on a processing platform of a vertical processing center machine tool, an oil pipe at the oil inlet end of a sequence valve 16 is communicated with an oil pump, then a bottom plate of a first lifting baffle is placed upside down at the bottom edges of two bayonets 5 and the top ends of supporting nails 8, a bottom plate of a second lifting baffle is placed on a positioning platform 11, positioning pins 12 are inserted into positioning holes on the bottom plate of the lifting baffle, then the oil pump is started to supply oil to a first oil cylinder 9, centering bench vice 3 and a second oil cylinder 13 through the sequence valve 16, a push block 10 at the piston rod end of the first oil cylinder 9 pushes the bottom plate of the first lifting baffle against the front end surface of a positioning bracket 6, two claws 4 clamp the bottom plate of the first lifting baffle left and right, position and fix the first lifting baffle, a piston rod of the second oil cylinder 13 is pushed upwards, free ends of two pressing plates, pressing the bottom plate of the second lifting baffle plate against the positioning platform 11 to position and fix the second lifting baffle plate; and finally, machining the bottom surface of the bottom plate of the first lifting baffle and the front surface of the second lifting baffle by using a machining tool bit of a machine tool of the vertical machining center.
The above description is only an example of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. Subway vehicle bogie lifting baffle adds clamping apparatus, including the base, its characterized in that: the centering bench clamp is arranged on the base, clamping jaws of the centering bench clamp are arranged on the left and right sides, bayonets which are oppositely arranged are arranged at the tops of the two clamping jaws, a positioning support is arranged on the base behind the centering bench clamp, a first oil cylinder is arranged on the base in front of the centering bench clamp, a piston rod of the first oil cylinder points to the positioning support, and a push block is arranged on the piston rod of the first oil cylinder; a positioning platform is arranged on one side of the centering bench clamp on the base, positioning pins which are arranged on the left and right sides are arranged on the top surface of the positioning platform, the two positioning pins are located at the diagonal ends of the positioning platform, second oil cylinders are vertically arranged on the left and right sides of the positioning platform respectively, the top ends of piston rods of the second oil cylinders are hinged with a pressing plate, the free ends of the pressing plate point to the positioning platform, and a connecting plate is connected between the middle part of the pressing plate and the base.
2. The metro vehicle bogie lifting baffle machining clamp according to claim 1, which is characterized in that: an extension plate is arranged on the front end face of the positioning support, and support nails which are as high as the bottom edge of the bayonet are vertically arranged on the extension plate.
3. The metro vehicle bogie lifting baffle machining clamp according to claim 1, which is characterized in that: the base is provided with a sequence valve, and the oil inlet ends of the centering bench clamp, the first oil cylinder and the second oil cylinder are respectively connected with the oil outlet end of the sequence valve through oil pipes.
4. The metro vehicle bogie lifting baffle machining clamp according to claim 3, characterized in that: and a pressure reducing valve is arranged on an oil pipe at the oil inlet end of the sequence valve.
5. The metro vehicle bogie lifting baffle machining clamp according to claim 1, which is characterized in that: lifting lugs are respectively arranged on the left side and the right side of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450491.4U CN210677907U (en) | 2019-09-03 | 2019-09-03 | Subway vehicle bogie lifting baffle adds clamping apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450491.4U CN210677907U (en) | 2019-09-03 | 2019-09-03 | Subway vehicle bogie lifting baffle adds clamping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210677907U true CN210677907U (en) | 2020-06-05 |
Family
ID=70889159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921450491.4U Active CN210677907U (en) | 2019-09-03 | 2019-09-03 | Subway vehicle bogie lifting baffle adds clamping apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210677907U (en) |
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2019
- 2019-09-03 CN CN201921450491.4U patent/CN210677907U/en active Active
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