CN213646467U - Device for improving precision of parts such as seat plates of vehicle frame - Google Patents

Abstract

The utility model provides an improve device of frame bedplate class part precision. Improve device of frame bedplate class part precision includes: a base; the bracket is fixedly arranged at the top of the base; the hydraulic cylinder is fixedly arranged on the support and is positioned right above the base; the pressing plate is fixedly arranged at the bottom end of the output rod of the hydraulic cylinder; the two transverse moving assemblies are arranged on the bracket in a sliding mode, and the hydraulic cylinder is positioned between the two transverse moving assemblies; and the two longitudinal moving assemblies are respectively and fixedly arranged at the bottoms of the corresponding transverse moving assemblies. The utility model provides an improve device of frame seat class part precision has convenient to use, easy operation, can effectively improve the machining precision, can effectively reduce seat class part and warp, can effectively reduce the advantage of processing expense.

Description

Device for improving precision of parts such as seat plates of vehicle frame

Technical Field

The utility model relates to a rail engineering car frame processing technology field especially relates to an improve device of frame bedplate class part precision.

Background

Along with the continuous development of economy, subways are constructed in a large quantity, more and more rail engineering vehicles are manufactured and put into use, the fixing of the frame of the rail engineering vehicle to seat plate parts in the production and machining process is even critical, and the seat plate parts are easy to weld and fix.

All weld bedplate class part on the frame earlier in traditional frame course of working, then process bedplate class part, lead to bedplate class part to warp easily, lead to corresponding size to be difficult to guarantee, seriously influence the machining precision, and need large-scale machining center, the working costs is higher.

Therefore, it is necessary to provide a device for improving the precision of the seat plate type parts of the bicycle frame to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is to provide a convenient to use, easy operation, can effectively improve the machining precision, can effectively reduce the device of improvement frame bedplate class part precision that bedplate class part warp, can effectively reduce the processing expense.

In order to solve the technical problem, the utility model provides an improve device of frame bedplate class part precision, include: a base; the bracket is fixedly arranged at the top of the base; the hydraulic cylinder is fixedly arranged on the support and is positioned right above the base; the pressing plate is fixedly arranged at the bottom end of the output rod of the hydraulic cylinder; the two transverse moving assemblies are arranged on the bracket in a sliding mode, and the hydraulic cylinder is positioned between the two transverse moving assemblies; the two longitudinal moving assemblies are respectively and fixedly arranged at the bottoms of the corresponding transverse moving assemblies; the two push rod motors are respectively installed at the bottoms of the corresponding longitudinal moving assemblies in a sliding mode; the two cross rods are rotatably arranged at the bottom ends of the corresponding push rod motor output rods respectively; the four clamping plates are respectively installed on one side, close to the pressing plate, of the corresponding cross rod in a sliding mode, and the two clamping plates located on the same cross rod are matched; the two sliding grooves are respectively arranged on one sides of the two cross rods, which are close to each other; the four sliding blocks are respectively installed in the corresponding sliding grooves in a sliding mode, and the sliding blocks are fixedly connected with one sides, far away from the pressing plate, of the corresponding clamping plates; the four screw rods are respectively installed on the corresponding sliding blocks in a threaded manner and penetrate through the corresponding sliding blocks; the two first chain wheels are respectively and rotatably installed in the corresponding sliding grooves, and one ends, close to each other, of the two screw rods in the same sliding groove are fixedly connected with the first chain wheels; the two second chain wheels are respectively and rotatably arranged on one sides, far away from each other, of the two cross rods; and the two chains are respectively sleeved on the corresponding first chain wheel and second chain wheel, and the first chain wheel and the second chain wheel are meshed with the corresponding chains.

Preferably, the bottom of the output pole of push rod motor is seted up flutedly, the pivot is installed to the recess internal rotation, the bottom of pivot respectively with the top fixed connection of the horizontal pole that corresponds, fixed cover is equipped with first bevel gear in the pivot, first bevel gear rotates and installs in the recess that corresponds, second bevel gear is installed to the recess internal rotation, second bevel gear and the meshing of the first bevel gear that corresponds, one side that two second bevel gears kept away from each other is fixed mounting respectively has the bull stick, the one end that two bull sticks kept away from each other extends to outside the output pole of the push rod motor that corresponds respectively.

Preferably, the clamping plate is fixedly provided with an anti-slip pad, and the anti-slip pad is made of hard rubber.

Preferably, through holes are formed in the inner walls of the two sides of the sliding groove, one ends, far away from each other, of the two screws extend into the corresponding through holes respectively, first bearings are fixedly mounted in the through holes, and the inner rings of the first bearings are fixedly sleeved on the corresponding screws.

Preferably, threaded through holes are formed in the sliding blocks, screw threads are installed in the corresponding threaded through holes, the screw penetrates through the corresponding threaded through holes, two clamping blocks are fixedly installed in the sliding groove, first round holes are formed in the clamping blocks, second bearings are fixedly installed in the first round holes, the screw penetrates through the corresponding first round holes, and inner rings of the second bearings are fixedly sleeved on the corresponding screw.

Preferably, one side of the cross rod far away from the pressing plate is fixedly provided with two clamping plates, second round holes are formed in the clamping plates, the second chain wheel is rotatably installed between the two corresponding clamping plates, round rods are rotatably installed in the two second round holes, one ends, close to each other, of the two round rods are fixedly connected with the corresponding second chain wheel, the round rods penetrate through the corresponding second round holes, and one ends, far away from the corresponding second chain wheels, of the round rods are welded with a first handle.

Preferably, a rectangular through hole is formed in the inner wall of one side, away from the pressing plate, of the sliding groove, the chain penetrates through the corresponding rectangular through hole, and the chain is rotatably installed in the rectangular through hole.

Preferably, two third bearings are fixedly installed in the groove, and inner rings of the third bearings are fixedly sleeved on the corresponding rotating shafts.

Preferably, a third round hole is formed in one side, away from the pressing plate, of the groove, the rotating rod penetrates through the corresponding third round hole, a second handle is welded at one end, away from the corresponding rotating shaft, of the rotating rod, a fourth bearing is fixedly mounted in the third round hole, and an inner ring of the fourth bearing is fixedly sleeved on the rotating rod.

The utility model also provides an improve the technological method of frame bedplate class part precision, including following step:

s1: the crossbeam which is in welding relation with the seat plate and the seat plate are welded together in advance to obtain a small assembly after welding;

s2: processing the seat plate on the small combined member in the step S1 to obtain a processed small combined member;

s3: and welding the cross beam on the small assembly machined in the step S2 to the corresponding position of the frame.

Compared with the prior art, the utility model provides an improve device of frame bedplate class part precision has following beneficial effect:

the utility model provides a device for improving the precision of parts such as a seat plate of a frame, which is characterized in that a base, a bracket, a hydraulic cylinder, a pressing plate, a transverse moving component, a longitudinal moving component, a push rod motor, a cross bar, a clamping plate, a sliding groove, a sliding block, a screw rod, a first chain wheel, a second chain wheel and a chain are matched, thereby realizing the limit of the seat plate parts and being convenient for accurately adjusting the position of the cross beam on the seat plate parts, thereby effectively ensuring the welding precision and simultaneously effectively reducing the problem of deformation of seat plate parts in the welding process, meanwhile, the machining can be carried out only by a small machining center, the machining cost is reduced, and through the matching of the groove, the rotating shaft, the first bevel gear, the second bevel gear and the rotating rod, therefore, the adjustment of the connection angle of the cross beam and the seat plate part can be realized, the welding accuracy can be effectively ensured, and the follow-up welding with the frame is facilitated.

Drawings

Fig. 1 is a schematic front sectional view illustrating a first embodiment of the apparatus for improving the accuracy of seat plate parts of a vehicle frame provided by the present invention;

FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;

fig. 3 is a schematic top cross-sectional structural view of a cross bar and two clamping plates in the first embodiment of the device for improving the accuracy of seat plate parts of a vehicle frame provided by the present invention;

fig. 4 is a schematic front sectional view of a second embodiment of the device for improving the accuracy of the seat plate parts of the vehicle frame provided by the present invention;

fig. 5 is an enlarged schematic view of a portion B shown in fig. 4.

Reference numbers in the figures: 1. the automatic transmission device comprises a base, 2, a support, 3, a hydraulic cylinder, 4, a pressing plate, 5, a transverse moving assembly, 6, a longitudinal moving assembly, 7, a push rod motor, 8, a cross rod, 9, a clamping plate, 10, a sliding groove, 11, a sliding block, 12, a screw rod, 13, a first chain wheel, 14, a second chain wheel, 15, a chain, 16, a groove, 17, a rotating shaft, 18, a first bevel gear, 19, a second bevel gear, 20 and a rotating rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

First embodiment

Referring to fig. 1-3, in a first embodiment of the present invention, an apparatus for improving the accuracy of a seat plate of a vehicle frame includes: a base 1; the bracket 2 is fixedly arranged on the top of the base 1; the hydraulic cylinder 3 is fixedly arranged on the support 2, and the hydraulic cylinder 2 is positioned right above the base 1; the pressing plate 4 is fixedly arranged at the bottom end of an output rod of the hydraulic cylinder 3; the two transverse moving assemblies 5 are arranged on the bracket 2 in a sliding mode, and the hydraulic cylinder 3 is positioned between the two transverse moving assemblies 5; the two longitudinal moving assemblies 6 are respectively and fixedly arranged at the bottoms of the corresponding transverse moving assemblies 5; the two push rod motors 7 are respectively and slidably arranged at the bottoms of the corresponding longitudinal moving assemblies 6; the two cross rods 8 are rotatably arranged at the bottom ends of the output rods of the corresponding push rod motors 7 respectively; the four clamping plates 9 are respectively and slidably mounted on one side, close to the pressing plate 4, of the corresponding cross rod 8, and the two clamping plates 9 on the same cross rod 8 are matched; the two sliding grooves 10 are respectively arranged at one side of the two cross rods 8 close to each other; the four sliding blocks 11 are respectively installed in the corresponding sliding grooves 10 in a sliding manner, and the sliding blocks 11 are fixedly connected with one sides, far away from the pressing plate 4, of the corresponding clamping plates 9; the four screw rods 12 are respectively installed on the corresponding sliding blocks 11 in a threaded manner, and the screw rods 12 penetrate through the corresponding sliding blocks 11; the two first chain wheels 13 are respectively and rotatably installed in the corresponding sliding grooves 10, and the ends, close to each other, of the two screw rods 12 in the same sliding groove 10 are fixedly connected with the first chain wheels 13; the two second chain wheels 14 are respectively and rotatably arranged on one sides, far away from each other, of the two cross bars 8; and the two chains 15 are respectively sleeved on the corresponding first chain wheel 13 and the second chain wheel 14, and the first chain wheel 13 and the second chain wheel 14 are both meshed with the corresponding chains 15.

And the clamping plate 9 is fixedly provided with an anti-slip pad which is made of hard rubber.

Through holes are formed in the inner walls of the two sides of the sliding groove 10, one ends, far away from each other, of the two screws 12 extend into the corresponding through holes respectively, first bearings are fixedly installed in the through holes, and the inner rings of the first bearings are fixedly sleeved on the corresponding screws 12.

The slider 11 is provided with a threaded through hole, the screw 12 is installed in the corresponding threaded through hole in a threaded manner, the screw 12 penetrates through the corresponding threaded through hole, the chute 10 is internally and fixedly provided with two clamping blocks, the clamping blocks are provided with first round holes, the first round holes are internally and fixedly provided with second bearings, the screw 12 penetrates through the corresponding first round holes, and the inner rings of the second bearings are fixedly sleeved on the corresponding screw 12.

One side fixed mounting that clamp plate 4 was kept away from to horizontal pole 8 has two cardboards, has seted up the second round hole on the cardboard, and second sprocket 14 rotates to be installed between two cardboards that correspond, all rotates in two second round holes and installs the round bar, and the one end that two round bars are close to each other all with the second sprocket 14 fixed connection that corresponds, the round bar runs through the second round hole that corresponds, and the one end welding that the corresponding second sprocket 14 was kept away from to the round bar has the first in command.

A rectangular through hole is formed in the inner wall of one side, away from the pressing plate 4, of the sliding groove 10, the chain 15 penetrates through the corresponding rectangular through hole, and the chain 15 is rotatably installed in the rectangular through hole.

The utility model also provides an improve the technological method of frame bedplate class part precision, including following step:

s1: the crossbeam which is in welding relation with the seat plate and the seat plate are welded together in advance to obtain a small assembly after welding;

s2: processing the seat plate on the small combined member in the step S1 to obtain a processed small combined member;

s3: and welding the cross beam on the small assembly machined in the step S2 to the corresponding position of the frame.

The utility model provides an improve device of frame bedplate class part precision's theory of operation as follows:

the first step is as follows: during the use, place bedplate class part at the top of base 1 earlier, hydraulic cylinder 3 is opened at will, make the output pole of hydraulic cylinder 3 drive clamp plate 4 and descend and compress tightly bedplate class part, place the fritter crossbeam between two splint 9 that correspond afterwards, rotate corresponding first in command, make second sprocket 14 driven the rotation, second sprocket 14 drives corresponding chain 15 simultaneously and rotates, chain 15 drives corresponding first sprocket 13 and rotates, make two screw rods 12 that are located same spout 10 driven the rotation, make two sliders 11 drive to slide and be close to each other in same spout 10 by two screw rods 12, two sliders 11 drive two splint 9 and be close to each other until pressing from both sides tight fritter crossbeam each other.

The second step is that: then, the corresponding transverse moving assembly 5 and the corresponding longitudinal moving assembly 6 are opened, so that the push rod motor 7 drives the cross rod 8 to perform transverse and longitudinal position adjustment, the push rod motor 7 is opened until the cross rod 8 descends after the output rod of the push rod motor 7 drives the cross rod 8 to descend, the cross rod 8 drives the small cross beam to descend to the top of the seat plate part, then welding can be performed, then the seat plate part on the welded small part can be processed, and then the processed small part is welded on the frame.

Compared with the prior art, the utility model provides an improve device of frame bedplate class part precision has following beneficial effect:

through base 1, support 2, pneumatic cylinder 3, clamp plate 4, lateral shifting subassembly 5, longitudinal movement subassembly 6, push rod motor 7, horizontal pole 8, splint 9, spout 10, slider 11, screw rod 12, first sprocket 13, second sprocket 14 and chain 15 cooperate, thereby can realize spacing to bedplate class part, the accurate adjustment crossbeam position on bedplate class part of being convenient for simultaneously, and then can effectively guarantee the welding precision, can effectively reduce the problem that bedplate class part warp among the welding process simultaneously, only need small-size machining center to process simultaneously, the processing cost has been reduced.

Second embodiment:

based on the device that improves frame bedplate class part precision that the first embodiment of this application provided, the second embodiment of this application provides another kind of device that improves frame bedplate class part precision. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.

Referring to fig. 4-5, the process method for improving the precision of the seat plate type component of the frame further includes a groove 16, the groove 16 is disposed at the bottom end of the output rod of the push rod motor 7, a rotating shaft 17 is rotatably mounted in the groove 16, the bottom end of the rotating shaft 17 is fixedly connected to the top of the corresponding cross rod 8, a first bevel gear 18 is fixedly sleeved on the rotating shaft 17, the first bevel gear 18 is rotatably mounted in the corresponding groove 16, a second bevel gear 19 is rotatably mounted in the groove 16, the second bevel gear 19 is engaged with the corresponding first bevel gear 18, rotating rods 20 are fixedly mounted on the sides of the two second bevel gears 19 far away from each other, and the ends of the two rotating rods 20 far away from each other extend out of the output rod of the corresponding push rod.

Two third bearings are fixedly installed in the groove 16, and inner rings of the third bearings are fixedly sleeved on the corresponding rotating shafts 17.

A third round hole is formed in one side, away from the pressing plate 4, of the groove 16, the rotating rod 20 penetrates through the corresponding third round hole, a second handle is welded at one end, away from the corresponding rotating shaft 17, of the rotating rod 20, a fourth bearing is fixedly installed in the third round hole, and an inner ring of the fourth bearing is fixedly sleeved on the rotating rod 20.

During the use, the second handle is rotated firstly, the second handle drives the rotating rod 20 to rotate, and the rotating rod 20 drives the corresponding second bevel gear 19 to rotate, so that the first bevel gear 18 is driven to rotate, and meanwhile, the first bevel gear 18 drives the corresponding rotating shaft 17 to rotate, and the rotating shaft 17 drives the corresponding transverse rod 8 to rotate, so that the rotating angle of the small transverse beam clamped by the two clamping plates 9 on the transverse rod 8 on the seat plate part is adjusted to a proper position, and then the welding can be carried out, the rotating shaft 17, the first bevel gear 18, the second bevel gear 19 is matched with the rotating rod 20 through the groove 16, so that the adjustment of the connecting angle of the transverse beam and the seat plate part can be realized, the welding precision can be effectively ensured, and the subsequent welding with the frame is convenient.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (9)

1. The utility model provides an improve device of frame bedplate class part precision which characterized in that includes:

a base;

the bracket is fixedly arranged at the top of the base;

the hydraulic cylinder is fixedly arranged on the support and is positioned right above the base;

the pressing plate is fixedly arranged at the bottom end of the output rod of the hydraulic cylinder;

the two transverse moving assemblies are arranged on the bracket in a sliding mode, and the hydraulic cylinder is positioned between the two transverse moving assemblies;

the two longitudinal moving assemblies are respectively and fixedly arranged at the bottoms of the corresponding transverse moving assemblies;

the two push rod motors are respectively installed at the bottoms of the corresponding longitudinal moving assemblies in a sliding mode;

the two cross rods are rotatably arranged at the bottom ends of the corresponding push rod motor output rods respectively;

the four clamping plates are respectively installed on one side, close to the pressing plate, of the corresponding cross rod in a sliding mode, and the two clamping plates located on the same cross rod are matched;

the two sliding grooves are respectively arranged on one sides of the two cross rods, which are close to each other;

the four sliding blocks are respectively installed in the corresponding sliding grooves in a sliding mode, and the sliding blocks are fixedly connected with one sides, far away from the pressing plate, of the corresponding clamping plates;

the four screw rods are respectively installed on the corresponding sliding blocks in a threaded manner and penetrate through the corresponding sliding blocks;

the two first chain wheels are respectively and rotatably installed in the corresponding sliding grooves, and one ends, close to each other, of the two screw rods in the same sliding groove are fixedly connected with the first chain wheels;

the two second chain wheels are respectively and rotatably arranged on one sides, far away from each other, of the two cross rods;

and the two chains are respectively sleeved on the corresponding first chain wheel and second chain wheel, and the first chain wheel and the second chain wheel are meshed with the corresponding chains.

2. The device for improving the precision of parts such as seat plates of vehicle frames as claimed in claim 1, wherein the bottom end of the output rod of the push rod motor is provided with a groove, a rotating shaft is rotatably mounted in the groove, the bottom end of the rotating shaft is fixedly connected with the top of the corresponding cross rod, a first bevel gear is fixedly sleeved on the rotating shaft and rotatably mounted in the corresponding groove, a second bevel gear is rotatably mounted in the groove and meshed with the corresponding first bevel gear, rotating rods are fixedly mounted on the sides of the two second bevel gears far away from each other, and the ends of the two rotating rods far away from each other extend out of the output rod of the corresponding push rod motor.

3. The device for improving the accuracy of seat plate parts of vehicle frames according to claim 1, wherein the clamping plate is fixedly provided with a non-slip mat, and the non-slip mat is made of hard rubber.

4. The device for improving the accuracy of seat plate parts of vehicle frames as claimed in claim 1, wherein the inner walls of the sliding slots are provided with through holes, the ends of the two screws away from each other extend into the corresponding through holes, the through holes are fixedly provided with first bearings, and the inner rings of the first bearings are fixedly sleeved on the corresponding screws.

5. The device for improving the accuracy of seat plate parts of vehicle frames as claimed in claim 1, wherein the sliding blocks are formed with threaded through holes, the screws are threadedly mounted in the corresponding threaded through holes, the screws penetrate through the corresponding threaded through holes, two clamping blocks are fixedly mounted in the sliding grooves, first circular holes are formed in the clamping blocks, second bearings are fixedly mounted in the first circular holes, the screws penetrate through the corresponding first circular holes, and inner rings of the second bearings are fixedly sleeved on the corresponding screws.

6. The device for improving the precision of seat plate type parts of a vehicle frame as claimed in claim 1, wherein two clamping plates are fixedly mounted on one side of the cross bar away from the pressing plate, second circular holes are formed in the clamping plates, the second chain wheel is rotatably mounted between the two corresponding clamping plates, circular rods are rotatably mounted in the two second circular holes, one ends of the two circular rods, which are close to each other, are fixedly connected with the corresponding second chain wheel, the circular rods penetrate through the corresponding second circular holes, and a first handle is welded on one ends of the circular rods, which are away from the corresponding second chain wheel.

7. The device for improving the accuracy of seat plate parts of vehicle frames as claimed in claim 1, wherein the inner wall of the chute away from the pressing plate is provided with a rectangular through hole, the chain passes through the corresponding rectangular through hole, and the chain is rotatably mounted in the rectangular through hole.

8. The device for improving the accuracy of seat plate parts of vehicle frames as claimed in claim 2, wherein two third bearings are fixedly installed in the grooves, and inner rings of the third bearings are fixedly sleeved on the corresponding rotating shafts.

9. The device for improving the precision of the seat plate type part of the bicycle frame as claimed in claim 2, wherein a third circular hole is formed in one side of the groove away from the pressing plate, the rotating rod penetrates through the corresponding third circular hole, a second handle is welded to one end of the rotating rod away from the corresponding rotating shaft, a fourth bearing is fixedly installed in the third circular hole, and an inner ring of the fourth bearing is fixedly sleeved on the rotating rod.

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