Multi-station support welding tool

Abstract

The utility model relates to the field of liquid storage tank welding, in particular to a multi-station support welding tool. Comprising a rotating chassis and a bracket welding assembly, the support welding assembly comprises a base, a first positioning part, a second positioning part, a third positioning part and a pressing part. The first positioning part and the third positioning part are used for positioning the two ends of the liquid storage tank shell respectively, and the second positioning part is used for positioning the side wall of the liquid storage tank shell; the support welding assembly further comprises a fourth positioning part used for positioning the support. The support welding assemblies are arranged on the rotating base plate, welding and dismounting of the liquid storage tank can be carried out at the same time, and work efficiency is improved; liquid storage tank shells of different specifications can be effectively positioned through the first positioning part, the second positioning part and the third positioning part of the support welding assembly, the support can be supported and positioned through the fourth positioning part, it is ensured that displacement does not occur between the support and the liquid storage tank shells through the pressing part, the pressing part does not block the welding position, and welding is not affected.

Description

Technical Field

[0001] The utility model relates to the field of liquid storage tank welding, in particular to a multi-station bracket welding tooling. Background Art

[0002] The liquid storage tank is an important component of the compressor, which plays the roles of storage, gas-liquid separation, filtration, silencing and refrigerant buffering. In order to be firmly connected to the compressor, brackets are often welded on the liquid storage tank. The traditional manual welding method has low production efficiency, and the position of the brackets is prone to deviation, which does not meet the production standards. When using a fixture to clamp the liquid storage tank shell and the brackets, the relative positions of the liquid storage tank shell and the brackets are not fixed, and a single fixture cannot adapt to liquid storage tanks of different specifications, and even blocks the welding points, affecting the welding quality. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a multi-station bracket welding tooling that can weld multiple liquid storage tanks simultaneously, with high efficiency and excellent welding quality, aiming at the deficiencies in the prior art.

[0004] To achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0005] Provide a multi-station bracket welding tooling, including: a rotating chassis and a plurality of bracket welding components arranged on the top end of the rotating chassis;

[0006] The bracket welding component includes: a base, a first positioning part, a second positioning part, a third positioning part and a pressing part arranged in sequence from one end to the other end of the base; the first positioning part and the third positioning part respectively position the two ends of the liquid storage tank shell, and the second positioning part positions the side wall of the liquid storage tank shell; the pressing part presses the liquid storage tank with the assembly in place.

[0007] The bracket welding component further includes: fourth positioning parts arranged on both sides of the top end of the base, and the fourth positioning parts position the brackets installed on the liquid storage tank shell.

[0008] Preferably, the first positioning part includes: a first driving part fixedly arranged on the top end of the base, a plurality of positioning pins arranged at one end of the first driving part and driven by the first driving part to perform linear reciprocating motion, and a first limiting part fixedly arranged on the top end of the base; the plurality of positioning pins are arranged in parallel along the width direction of the base.

[0009] More preferably, the side wall of the end of the positioning pin away from the first driving part gradually contracts to form a frustum-shaped structure.

[0010] Preferably, the second positioning portion includes: two symmetrically arranged liquid storage tank housing support blocks; each of the liquid storage tank housing support blocks includes: a connecting portion and a supporting portion; the connecting portion connects the base and the supporting portion; the cross-section of the supporting portion is in the shape of a right trapezoid, and the plane where the waist line is located supports the liquid storage tank housing.

[0011] Preferably, the third positioning portion includes: a second driving member and a positioning disk provided at one end of the second driving member and driven by the second driving member to perform linear reciprocating motion.

[0012] Preferably, the fourth positioning portion includes: two symmetrically arranged first side bracket positioning portions and a second side bracket positioning portion; the two first side bracket positioning portions are provided on the same side of the base, and the second side bracket positioning portion is provided on the other side of the base.

[0013] More preferably, the top end of the first side bracket positioning portion is provided with an "L"-shaped bracket placement portion, and one side of the bracket is supported and positioned by the two bracket placement portions.

[0014] More preferably, the top end of the second side bracket positioning portion is provided with a positioning convex block, and the other side of the bracket is sleeved outside the positioning convex block for positioning.

[0015] Preferably, the pressing portion includes: a third driving member and a pressing block provided at the top end of the third driving member and driven by the third driving member to rotate.

[0016] The present utility model adopts the above technical solutions, and compared with the prior art, has the following technical effects:

[0017] In the present utility model, a plurality of bracket welding assemblies are arranged on the rotating chassis, and welding and disassembly and assembly of the liquid storage tank can be carried out simultaneously, improving work efficiency; the first positioning portion, the second positioning portion and the third positioning portion of the bracket welding assembly can effectively position liquid storage tank housings of different specifications, the fourth positioning portion can support and position the brackets, and the pressing portion ensures that there is no displacement between the brackets and the liquid storage tank housing, and the pressing portion does not block the welding part and does not affect welding. Description of the Drawings

[0018] Figure 1 It is a schematic diagram of the basic structure of a multi-station bracket welding tooling in an embodiment of the present utility model;

[0019] Figure 2 It is a schematic diagram of a bracket welding assembly with a liquid storage tank installed in an embodiment of the present utility model;

[0020] Figure 3 It is a schematic diagram of the basic structure of a bracket welding assembly in an embodiment of the present utility model;

[0021] Figure 4Schematic diagram of the basic structure of the first positioning part in an embodiment of the present utility model;

[0022] Figure 5 Schematic diagram of the basic structure of the second positioning part in an embodiment of the present utility model;

[0023] Figure 6 Schematic diagram of the basic structure of the third positioning part in an embodiment of the present utility model;

[0024] Figure 7 Schematic diagram of the basic structure of the fourth positioning part in an embodiment of the present utility model.

[0025] The reference numerals in the figure include:

[0026] Rotating chassis 1; Bracket welding assembly 2; Base 21; First positioning part 22; First driving part 221; Positioning pin 222; First limiting part 223; Second positioning part 23; Connecting part 231; Supporting part 232; Third positioning part 24; Second driving part 241; Positioning disk 242; Pressing part 25; Third driving part 251; Pressing block 252; Fourth positioning part 26; First side bracket positioning part 261; Second side bracket positioning part 262; Liquid storage tank 3; Liquid storage tank housing 31; Bracket 32. Detailed implementation manners

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the protection scope of the present utility model.

[0028] It should be noted that, without conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other.

[0029] Next, the present utility model will be further described in conjunction with the accompanying drawings and specific embodiments, but it is not a limitation of the present utility model.

[0030] Embodiment

[0031] This embodiment provides a multi-station bracket welding tooling, including: a rotating chassis 1 and a plurality of bracket welding assemblies 2 provided on the top of the rotating chassis 1; the plurality of bracket welding assemblies 2 are divided into two groups, and the two groups of bracket welding assemblies 2 are symmetrically arranged on the rotating chassis 1; when welding one group of bracket welding assemblies 2, an operator can disassemble the welded liquid storage tank 3 on the other group of bracket welding assemblies 2 and install the liquid storage tank 3 to be welded.

[0032] The bracket welding assembly 2 includes: a base 21, a first positioning portion 22, a second positioning portion 23, a third positioning portion 24, and a pressing portion 25 arranged in sequence from one end to the other end of the base; the first positioning portion 22 and the third positioning portion 24 respectively position both ends of the liquid storage tank housing 31, and the second positioning portion 23 positions the side wall of the liquid storage tank housing 31; the pressing portion 25 presses the assembled liquid storage tank 3, that is, fixes the bracket 32 on the liquid storage tank housing 31 to prevent the bracket 32 from shifting;

[0033] The first positioning portion 22 includes: a first driving member 221 fixedly arranged at the top end of the base 21, a plurality of positioning pins 222 arranged at one end of the first driving member 221 and driven by the first driving member 221 to perform linear reciprocating motion, and a first limiting portion 223 fixedly arranged at the top end of the base 21; the plurality of positioning pins 222 are arranged in parallel along the width direction of the base 21, and the side wall of the end of the positioning pin 222 away from the first driving member 221 gradually contracts to form a frustum-shaped structure. One end of the liquid storage tank housing 31 is a joint, and two holes are opened on the joint. The positioning pins 222 are matched with the two holes, and the frustum-shaped structure and the first limiting portion 223 can pre-position the liquid storage tank housing 31;

[0034] The second positioning portion 23 includes: two symmetrically arranged liquid storage tank housing support blocks; the liquid storage tank housing support block includes: a connecting portion 231 and a supporting portion 232; the connecting portion 231 connects the base 21 and the supporting portion 232; the cross section of the supporting portion 232 is in the shape of a right trapezoid, and the plane where the waist line is located supports the side wall of the liquid storage tank housing 31 to limit the movement of the liquid storage tank housing 31 in the radial direction;

[0035] The third positioning portion 24 includes: a second driving member 241 and a positioning disk 242 arranged at one end of the second driving member 241 and driven by the second driving member 241 to perform linear reciprocating motion; the positioning disk 242 and the positioning pins 222 limit the movement of the liquid storage tank housing 31 in the axial direction;

[0036] The pressing portion 25 includes: a third driving member 251 and a pressing block 252 arranged at the top end of the third driving member 251 and driven by the third driving member 251 to rotate; a welding groove for facilitating welding is opened on the pressing block 252, which can press the clamping block 32 while not blocking the welding points;

[0037] The bracket welding assembly 2 further includes: fourth positioning parts 26 provided on both sides of the top end of the base 21, and brackets 32 positioned and installed on the liquid storage tank housing 31 by the fourth positioning parts 26; the fourth positioning parts 26 include: two first side bracket positioning parts 261 and a second side bracket positioning part 262 that are symmetrically arranged; the two first side bracket positioning parts 261 are arranged on the same side of the base 21, and the second side bracket positioning part 262 is arranged on the other side of the base 21; the top end of the first side bracket positioning part 261 is provided with an "L"-shaped bracket placement part, and one side of the bracket 32 is supported and positioned by the two bracket placement parts; the top end of the second side bracket positioning part 262 is provided with a positioning bump, and the other side of the bracket 32 is sleeved outside the positioning bump for positioning.

[0038] The working principle is as follows: The operator places the liquid storage tank housing 31 on the second positioning part 23, and the second positioning part 23 positions the liquid storage tank housing 31 to prevent the liquid storage tank housing 31 from moving in its radial direction; the operator moves the liquid storage tank housing 31 in its axial direction until one end of the liquid storage tank housing 31 abuts against the first limiting part 223, and the frustum-shaped structure at one end of the positioning pin 222 is inserted into the opening at one end of the liquid storage tank housing 31 to complete the pre-positioning of the liquid storage tank housing 31; then the first driving part 221 and the second driving part 241 are sequentially started. The first driving part 221 drives the positioning pin 222 to move towards the liquid storage tank housing 31, and the second driving part 241 drives the positioning disc 242 to move towards the liquid storage tank housing 31, that is, the positioning pin 222 and the positioning disc 242 move relative to each other to complete the axial limiting of the liquid storage tank housing 31; the operator places the bracket 32 on the liquid storage tank housing 31, and attention should be paid to the direction during placement. The bottom end of one side of the bracket 32 contacts the top end of the bracket placement part, and the other side of the bracket 32 is sleeved outside the positioning bump. After the bracket 32 is placed, the third driving part 251 is started, and the third driving part 251 drives the pressing block 252 to rotate until the pressing block 252 presses the bracket 32 and the liquid storage tank housing 31 tightly; the rotating chassis 1 drives the bracket welding assembly 2 to rotate to the welding operation area for welding operation; at this time, the operator can disassemble the liquid storage tank 3 that has been welded on the other side, and sequentially start the third driving part 251, the second driving part 241, and the first driving part 221 to disassemble the liquid storage tank 3 from the bracket welding assembly 2.

[0039] In summary, the present utility model arranges a plurality of bracket welding assemblies on the rotating chassis, which can perform welding and disassembly and assembly of the liquid storage tank simultaneously, improving work efficiency; the first positioning part, the second positioning part, and the third positioning part of the bracket welding assembly can effectively position liquid storage tank housings of different specifications, the fourth positioning part can support and position the bracket, and the pressing part ensures that there is no displacement between the bracket and the liquid storage tank housing, and the pressing part does not block the welding part and does not affect welding.

[0040] The above are only the preferred embodiments of the present utility model, and do not limit the implementation manners and protection scope of the present utility model. For those skilled in the art, it should be realized that all the solutions obtained by equivalent substitutions and obvious changes made by using the specification and illustrated content of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A multi-station bracket welding tool, characterized in that: include: A rotating chassis (1) and a plurality of bracket welding assemblies (2) arranged on the top of the rotating chassis (1); The bracket welding assembly (2) comprises: a base (21), a first positioning portion (22), a second positioning portion (23), a third positioning portion (24) and a pressing portion (25) which are arranged in sequence from one end to the other end of the base (21); the first positioning portion (22) and the third positioning portion (24) respectively position the two ends of the liquid storage tank shell (31), and the second positioning portion (23) positions the side wall of the liquid storage tank shell (31); the pressing portion (25) presses the liquid storage tank (3) assembled in place; The bracket welding assembly (2) further comprises: fourth positioning parts (26) arranged on both sides of the top end of the base (21), and the fourth positioning parts (26) position the bracket (32) mounted on the liquid storage tank shell (31).

2. The multi-station bracket welding tool according to claim 1 is characterized in that: The first positioning portion (22) comprises: a first driving member (221) fixedly arranged at the top end of the base (21), a plurality of positioning pins (222) arranged at one end of the first driving member (221) and driven by the first driving member (221) to perform linear reciprocating motion, and a first limiting portion (223) fixedly arranged at the top end of the base (21); the plurality of positioning pins (222) are arranged in parallel along the width direction of the base (21).

3. The multi-station bracket welding tool according to claim 2 is characterized in that: The side wall of one end of the positioning pin (222) away from the first driving member (221) gradually shrinks to form a truncated cone-shaped structure.

4. The multi-station bracket welding tool according to claim 1, characterized in that: The second positioning portion (23) comprises: two symmetrically arranged liquid storage tank housing support blocks; the liquid storage tank housing support block comprises: a connecting portion (231) and a supporting portion (232); the connecting portion (231) connects the base (21) and the supporting portion (232); the cross section of the supporting portion (232) is in the shape of a right-angled trapezoid, and the plane where the waistline is located supports the liquid storage tank housing (31).

5. The multi-station bracket welding tool according to claim 1, characterized in that: The third positioning portion (24) comprises: a second driving member (241) and a positioning plate (242) disposed at one end of the second driving member (241) and driven by the second driving member (241) to perform linear reciprocating motion.

6. The multi-station bracket welding tool according to claim 1, characterized in that: The fourth positioning portion (26) comprises: two first side bracket positioning portions (261) and a second side bracket positioning portion (262) that are symmetrically arranged; the two first side bracket positioning portions (261) are arranged on the same side of the base (21), and the second side bracket positioning portion (262) is arranged on the other side of the base (21).

7. The multi-station bracket welding tool according to claim 6, characterized in that: An "L"-shaped bracket placement portion is provided at the top end of the first side bracket positioning portion (261), and one side of the bracket (32) is supported and positioned by the two bracket placement portions.

8. The multi-station bracket welding tool according to claim 6, characterized in that: A positioning protrusion is provided at the top end of the second side bracket positioning portion (262), and the other side of the bracket (32) is sleeved outside the positioning protrusion for positioning.

9. The multi-station bracket welding tool according to claim 1, characterized in that: The pressing portion (25) comprises: a third driving member (251) and a pressing block (252) disposed at the top end of the third driving member (251) and driven to rotate by the third driving member (251).

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