CN215880610U

CN215880610U - Chassis car assembly fixture

Info

Publication number: CN215880610U
Application number: CN202121007900.0U
Authority: CN
Inventors: 盛昌鑫; 黄铭; 石慧
Original assignee: Shanghai Renmin Electrical Apparatus Works Co Ltd
Current assignee: Shanghai Renmin Electrical Apparatus Works Co Ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2022-02-22
Anticipated expiration: 2031-05-12

Abstract

The utility model relates to a chassis truck assembly tool which comprises a frame (1), a lifting mechanism (2) arranged at the top of the frame (1), a clamping displacement mechanism (3) connected with the lifting mechanism (2) and a jacking displacement mechanism (4) arranged below the clamping displacement mechanism (3), wherein the clamping displacement mechanism (3) comprises a limiting backup plate (31) used for clamping a circuit breaker (6), a flexible positioning block (5) is further arranged on the limiting backup plate (31), and the position of the flexible positioning block (5) corresponds to a positioning process hole in the side wall of the circuit breaker (6). Compared with the prior art, the utility model has the advantages of high assembly precision, short equipment action time, low labor intensity, difficult damage to the circuit breaker and the like.

Description

Chassis car assembly fixture

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a chassis truck assembly tool.

Background

In traditional circuit breaker assembling process, the chassis car of circuit breaker assembles the lower part of circuit breaker body mechanism after circuit breaker body mechanism assembly is accomplished. The weight of the main body mechanism of the circuit breaker is generally 150-200 kg, and a flexible mechanism is usually adopted to lift the main body mechanism of the circuit breaker, and then a chassis with the weight of about 20kg is fixed on the main body mechanism by hand. However, the manual installation of the chassis truck is inconvenient for calibrating the threaded hole, the flexible hoisting mode easily damages the insulating part of the body mechanism, and the manual direct lifting of the chassis truck is time-consuming and labor-consuming.

The utility model patent CN202963928U discloses a chassis truck assembly tooling device, which comprises a chassis truck assembly workbench, a clamping motor, a lifting mechanism, a lifting screw rod, a portal frame, a lifting motor, a lifting nut seat, a clamping screw rod, a width adjusting nut, a clamping arm, a turning flange and a turning motor; the chassis truck assembly workbench is used for installing a chassis truck, a portal frame is prevented from being on the ground, a ground foot is fixed, a lifting motor is installed and fixed at the top of the portal frame, a lifting screw rod is connected with a bearing seat and fixed on the portal frame, a lifting nut seat is fixed on a lifting mechanism, a clamping motor is installed and fixed on the lifting mechanism, a clamping screw rod is connected with the bearing seat and fixed on the lifting mechanism, the clamping screw rod is in transmission with a width adjusting nut through the lifting screw rod, the clamping screw rod is in transmission with the width adjusting nut, clamping and loosening of a clamping arm, a turnover motor is installed and fixed on the clamping arm, the turnover motor drives a turnover flange to turn over, a product is turned over for 90 degrees, a bolt fixing surface faces an operator, operation is facilitated, and efficiency is improved. However, the method has the defects of inconsistent assembly, large product overturning amplitude and the like, potential safety hazards exist, the labor intensity is high, the circuit breaker is easily damaged by the clamping arm, the action of the whole set of equipment is long, and the beat control of an automatic production line is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a chassis vehicle assembly tool which is high in assembly precision, short in equipment action time, low in labor intensity and not prone to damage of a circuit breaker.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a chassis car assembly fixture, includes the frame, sets up at the elevating system at frame top, the tight displacement mechanism of clamp that links to each other with elevating system and sets up the jacking displacement mechanism in the tight displacement mechanism below of clamp, the tight displacement mechanism of clamp including the spacing backup plate that is used for the chucking circuit breaker, spacing backup plate on still be equipped with flexible locating piece, the location technology hole on flexible locating piece position and the circuit breaker lateral wall is corresponding. The clamping displacement mechanism is connected with the lifting mechanism, the lifting mechanism can drive the clamping displacement mechanism to displace, the circuit breaker can be lifted while being clamped, the flexibility is higher, and the labor intensity is low. The setting of flexible locating piece both can carry out accurate positioning to the circuit breaker, also can mutually support with spacing backup plate and fix the circuit breaker for the circuit breaker all receives the restraint in horizontal direction and vertical direction, improves stability, and flexible locating piece can prevent to cause the damage to the circuit breaker.

Further, the clamping displacement mechanism further comprises two clamping arms and a beam, the beam is horizontally arranged and connected with the lifting mechanism, the two clamping arms are movably arranged on the beam respectively and located on two sides of the circuit breaker, and the limiting backup plate is arranged on the inner side of the clamping arms. The limiting backup plates on the inner sides of the two clamping arms are arranged oppositely, the flexible positioning blocks are arranged on the inner sides of the limiting backup plates, the limiting backup plates move towards the side walls of the circuit breakers on the inner sides when the two clamping arms move oppositely, the flexible positioning blocks are clamped into the positioning process holes of the side walls of the circuit breakers, and the flexible positioning blocks are matched with the limiting backup plates to accurately and stably fix the circuit breakers.

Preferably, the cross beam is provided with a rack, the clamping arm is connected with the rack through a gear, and the gear is driven by the motor to move on the rack. The arrangement can enable the movement of the clamping arm on the cross beam to be accurate and controllable, and further improve the precision and the safety of the assembly process.

Preferably, the lifting mechanism comprises an air cylinder and guide rails, the air cylinder is fixed at the top of the frame, the guide rails are vertically arranged on two sides of the frame respectively, the bottom of the air cylinder is connected with the cross beam, and two ends of the cross beam are connected with the guide rails in a sliding manner respectively. Through the cooperation setting of cylinder and guide rail for the crossbeam that presss from both sides tight displacement mechanism can reciprocate steadily along the guide rail under the effect of cylinder, and then drives its tight circuit breaker up-and-down motion of clamp.

Preferably, the jacking displacement mechanism comprises a chassis support plate and a driving device for controlling the displacement of the chassis support plate.

Preferably, the end of the flexible positioning block is provided with a circular arc chamfer. The setting of circular arc chamfer can further prevent that flexible locating piece from causing the damage to the circuit breaker, and can be convenient for flexible locating piece card go into in the circuit breaker lateral wall locating hole.

Preferably, the limiting backup plate is provided with a groove matched with the convex structure on the side wall of the circuit breaker and a fixing buckle used for clamping the edge of the circuit breaker. The structure of spacing backup plate is designed according to the circuit breaker, guarantees that spacing backup plate can closely laminate with the circuit breaker, and the setting of fixed knot can further improve the stability of circuit breaker when spacing backup plate presss from both sides tightly.

Further preferably, an insulating nylon layer is arranged on the inner side of the fixing buckle. The setting of insulating nylon layer can protect the circuit breaker.

Preferably, the limit backup plate is provided with an infrared detector. The relative position of spacing backup plate and circuit breaker can be monitored accurately to infrared detector's setting, improves the process precision.

The frame is provided with a wire protecting groove; and a support is arranged on the outer side of the jacking displacement mechanism. The wire protecting groove can protect and position the line of the tool, and interference or danger is prevented. The arrangement of the support can protect the jacking displacement mechanism and workers, and the safety is improved.

The centers of the lifting mechanism, the clamping displacement mechanism and the jacking displacement mechanism are positioned on the same vertical line, so that accurate positioning can be realized, the assembly efficiency is improved, the labor intensity is reduced, and the product assembly precision and the product quality are improved.

The auxiliary assembly equipment of the chassis truck and the informatization management technology are fully utilized, manual and automatic integrated production can be realized in an auxiliary mode, and the labor intensity of personnel is greatly reduced. The chassis vehicle assembly tool is accurate in positioning, can improve assembly efficiency and reduce labor intensity, and can realize the phase spacing of 150mm and 210mm mainly aiming at medium-voltage circuit breaker handcart type products; and the polar distance is 275mm, products of various specifications are assembled, and the circuit breaker is accurately assembled on a chassis assembling tool through a tooling plate.

Compared with the prior art, the utility model has the following advantages:

1. the utility model has high assembly precision, short equipment action time and low labor intensity, and is not easy to damage the circuit breaker;

2. the utility model has accurate positioning, improves the assembly efficiency, lightens the labor intensity and improves the assembly precision and the product quality of the product;

3. the clamping displacement mechanism is connected with the lifting mechanism, the lifting mechanism can drive the clamping displacement mechanism to displace, the circuit breaker can be lifted while being clamped, the flexibility is higher, and the labor intensity is low;

4. the flexible positioning block can accurately position the circuit breaker and can also be matched with the limiting backup plate to fix the circuit breaker, so that the circuit breaker is restrained in the horizontal direction and the vertical direction, the stability is improved, and the flexible positioning block can prevent the circuit breaker from being damaged.

5. The structural design of the limiting backup plate ensures that the limiting backup plate and the circuit breaker can be tightly attached, and the arrangement of the fixing buckle can further improve the stability of the circuit breaker when the limiting backup plate is clamped;

6. according to the utility model, the circuit breaker does not need to be turned over, the limiting backup plate is matched with the flexible positioning block to stably fix the circuit breaker, and the clamping displacement mechanism, the lifting mechanism and the jacking mechanism are matched with each other, so that auxiliary assembly is realized, the efficiency is higher, and the safety is stronger.

Drawings

FIG. 1 is a schematic structural view of a chassis truck assembly fixture of the present invention;

in the figure: 1-frame, 2-lifting mechanism, 21-cylinder, 22-guide rail, 3-clamping displacement mechanism, 31-limit backup plate, 32-clamping arm, 33-beam, 34-rack, 35-gear, 4-jacking displacement mechanism, 41-chassis pallet, 42-driving device, 5-flexible positioning block, 6-circuit breaker, 7-wire protection groove and 8-bracket.

Detailed Description

The utility model is described in detail below with reference to the figures and specific embodiments. The following examples are carried out on the premise of the technical scheme of the utility model, and detailed embodiments and specific operation processes are given, but the scope of the utility model is not limited to the following examples.

Example 1

A chassis truck assembly tool is shown in figure 1 and comprises a frame 1, a lifting mechanism 2, a clamping displacement mechanism 3 and a jacking displacement mechanism 4. Frame 1 is the portal frame, be equipped with wire protection groove 7 on frame 1, elevating system 2 includes cylinder 21 and guide rail 22, cylinder 21 fixes the top central point at frame 1 and puts, the inboard vertical guide rail 22 that is provided with in the left and right sides of frame 1, press from both sides tight displacement mechanism 3 and include spacing backup plate 31, arm lock 32, crossbeam 33, rack 34 and gear 35, wherein, crossbeam 33 level sets up and controls both ends and slide and set up on guide rail 22, the cylinder 21 at top is connected to the intermediate position of crossbeam 33, be equipped with rack 34 on the crossbeam 33, the symmetry is equipped with two gears 35 on the rack 34, arm lock 32 is connected to gear 35, be equipped with spacing backup plate 31 in arm lock 32 inboard, the inboard spacing backup plate 31 of two arm lock 32 sets up in opposite directions, be equipped with flexible locating piece 5 in spacing backup plate 31 inboard, circuit breaker 6 is located between two spacing backup plates 31.

A jacking displacement mechanism 4 is arranged right below the clamping displacement mechanism, the jacking displacement mechanism 4 comprises a chassis support plate 41 and a driving device 42, and a support 8 is arranged on the outer side of the jacking displacement mechanism 4.

The working process of the chassis truck assembly tool is as follows:

at first, when the circuit breaker product is on line, effective centering positioning and fixing are carried out on a circuit breaker tooling plate.

a) The tooling plate carries the circuit breaker 6 into the jacking displacement mechanism 4.

b) The jacking displacement mechanism 4 jacks up the circuit breaker 6, the lifting mechanism 2 drives the clamping displacement mechanism 3 to descend to clamp the circuit breaker 6, and then the circuit breaker 6 is lifted up;

c) after the personnel put the chassis into chassis layer board 41, press from both sides tight displacement mechanism 3 decline and put into the chassis on with circuit breaker 6, the manual work is connected fixedly.

The centers of the lifting mechanism, the clamping displacement mechanism and the jacking displacement mechanism are adjusted to a vertical line, so that the positioning is accurate, the assembly efficiency is improved, the labor intensity is reduced, and the product assembly precision and the product quality are improved.

Example 2

The utility model provides a chassis car assembly fixture, be equipped with on the spacing backup plate 31 with 6 lateral walls of circuit breaker on protruding structure assorted recess with be used for the fixed knot at chucking 6 edges of circuit breaker, fixed knot inboard is equipped with insulating nylon layer, all the other structures are the same with embodiment 1.

Example 3

The utility model provides a chassis car assembly fixture, be equipped with on the spacing backup plate 31 with 6 lateral walls of circuit breaker on protruding structure assorted recess with be used for the fixed knot at chucking 6 edges of circuit breaker, fixed knot inboard is equipped with insulating nylon layer, spacing backup plate 31 still is equipped with infrared detector, all the other structures are the same with embodiment 1.

Example 4

The utility model provides a chassis car assembly fixture, 5 tip on the flexible locating piece are equipped with the circular arc chamfer, and all the other structures are the same with embodiment 3.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.

Claims

1. The utility model provides a chassis car assembly fixture, its characterized in that includes frame (1), sets up elevating system (2) at frame (1) top, presss from both sides tight displacement mechanism (3) and sets up jacking displacement mechanism (4) in pressing from both sides tight displacement mechanism (3) below with elevating system (2) and link to each other, tight displacement mechanism (3) including spacing backup plate (31) that are used for chucking circuit breaker (6), spacing backup plate (31) on still be equipped with flexible locating piece (5), location technology hole on flexible locating piece (5) position and circuit breaker (6) lateral wall is corresponding.

2. The chassis truck assembly fixture according to claim 1, wherein the clamping displacement mechanism (3) further comprises two clamping arms (32) and a cross beam (33), the cross beam (33) is horizontally arranged, the two clamping arms (32) are movably arranged on the cross beam (33) respectively and are located on two sides of the circuit breaker (6), and the limiting backup plate (31) is arranged on the inner side of the clamping arms (32).

3. The chassis truck assembly fixture according to claim 2, characterized in that a rack (34) is provided on the cross beam (33), the clamp arm (32) is connected to the rack (34) through a gear (35), and the rack (34) is driven by a motor to move the gear (35).

4. The chassis truck assembly tooling as recited in claim 2 or 3, characterized in that the lifting mechanism (2) comprises a cylinder (21) and a guide rail (22), the cylinder (21) is fixed on the top of the frame (1), the guide rail (22) is vertically arranged on two sides of the frame (1) respectively, the bottom of the cylinder (21) is connected with a cross beam (33), and two ends of the cross beam (33) are connected with the guide rail (22) in a sliding manner respectively.

5. The chassis assembly fixture according to claim 1, wherein the jacking displacement mechanism (4) comprises a chassis support plate (41) and a driving device (42) for controlling the displacement of the chassis support plate (41).

6. The chassis vehicle assembly tool according to claim 1, wherein an arc chamfer is arranged at the end of the flexible positioning block (5).

7. The chassis truck assembly fixture according to claim 1, characterized in that the limiting backup plate (31) is provided with a groove matched with a convex structure on the side wall of the circuit breaker (6) and a fixing buckle for clamping the edge of the circuit breaker (6).

8. The chassis truck assembly fixture of claim 7, characterized in that an insulating nylon layer is arranged on the inner side of the fixing buckle.

9. The chassis vehicle assembly fixture according to claim 1, wherein an infrared detector is arranged on the limit backup plate (31).

10. The chassis vehicle assembly fixture according to claim 1, characterized in that a wire protecting groove (7) is arranged on the frame (1); and a support (8) is arranged on the outer side of the jacking displacement mechanism (4).