Welding jig

Abstract

The welding jig comprises a positioning assembly and a pressing assembly, the positioning assembly comprises a bottom plate, a loading seat, a first supporting seat, a second supporting seat and a positioning column, connecting seats are arranged at the two ends of a containing groove respectively, first springs are arranged on the upper end walls of the front ends of a second pressing plate and a third pressing plate respectively, and second springs are arranged on the upper end walls of the front ends of the second pressing plate and the third pressing plate respectively. The upper end of the first spring abuts against the bottom of the containing groove, the first pressing plate, the second pressing plate and the third pressing plate abut against the upper end of a welded part, a second positioning hole and a third positioning hole are concavely formed in the opposite angles of the upper end of the upper cover plate correspondingly, and the positioning columns are detachably embedded in the second positioning hole and the third positioning hole correspondingly. And a fourth positioning hole matched with the second positioning pin is concavely formed in the lower end wall of the upper cover plate, and the second positioning pin is detachably embedded in the fourth positioning hole. According to the technical scheme, it can be ensured that a welded part is firmly pressed, the welding quality during welding can be improved, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding equipment technical field, especially a kind of welding fixture. BACKGROUND

[0002] Welding fixture is designed and made for certain welding product, is used to be fixed (clamping) product in welding process, and is the special tool for facilitating assembly.

[0003] However, the existing welding fixture cover and the welding piece between the majority of the current market are mostly rigid contact, in the process of being pressed to fix the welding piece, due to the existence of assembly error, it is easy to cause the gap between the cover and the welding piece, the welding piece is not pressed firmly enough, leading to the welding piece prone to loose phenomenon, affect the welding quality. CONTENT OF UTILITY MODEL

[0004] The main purpose of the utility model is to provide a kind of welding fixture, to solve the technical problem that the existing welding fixture cover and the welding piece between the majority of the current market are mostly rigid contact, in the process of being pressed to fix the welding piece, due to the existence of assembly error, it is easy to cause the gap between the cover and the welding piece, the welding piece is not pressed firmly enough, leading to the welding piece prone to loose phenomenon, affect the welding quality.

[0005] The utility model provides a welding fixture, including positioning component and compression assembly, the positioning component includes bottom plate, loading seat, first support seat, second support seat and positioning post, the loading seat sets up on the bottom plate, the upper end part of loading seat is recessed with the V -shaped groove that can accommodate the piece of being welded, one end of V -shaped groove is equipped with a locating plate, the bottom of V -shaped groove is equipped with a first locating pin, the lower end part of piece of being welded is recessed with first locating hole, piece of being welded is detachably arranged in V -shaped groove, the end of piece of being welded and the locating plate abut, first locating pin is detachably embedded in the locating hole, first support seat and second support seat are respectively protruded on the two opposite corners of the upper end wall of bottom plate, the positioning post is respectively protruded on the upper end wall of first support seat, the upper end wall of one second support seat is protruded with a second locating pin, the compression assembly includes upper cover plate, first pressure plate, connecting seat, second pressure plate, third pressure plate and first spring, the upper cover plate is detachably covered on the upper end of bottom plate, first pressure plate is respectively arranged on the both ends of the lower end wall of upper cover plate, the middle recess of upper cover plate is equipped with a welding port, the lower end wall of welding port is recessed with a containing groove, connecting seat is respectively arranged on both ends of containing groove, the rear end part of second pressure plate and the rear end part of third pressure plate are respectively rotatablely connected with connecting seat, the front end part of second pressure plate and third pressure plate is spaced connection, first spring is respectively arranged on the upper end wall of the front end part of second pressure plate and third pressure plate, and the upper end of first spring is respectively with the bottom of containing groove abuts, first pressure plate, second pressure plate and third pressure plate are respectively with the upper end of piece of being welded abuts, the opposite corners of the upper end of upper cover plate are respectively recessed with a second locating hole and third locating hole, the third locating hole is elliptical structure setting, the lower end wall of upper cover plate and the upper end wall of first support seat and second support seat abut, the positioning post is respectively detachably embedded in second locating hole and third locating hole, the lower end wall of upper cover plate is recessed with the fourth locating hole that is adapted with second locating pin, second locating pin is detachably embedded in fourth locating hole.

[0006] Optionally, the upper end wall of the front end part of second pressure plate and third pressure plate is recessed with a first limiting groove on both sides, the first spring is embedded in the first limiting groove, the bottom of containing groove is recessed with the second limiting groove that is adapted with the first limiting groove, and the upper end of first spring is respectively with the inner top wall of second limiting groove abuts.

[0007] Optionally, the positioning assembly further comprises a buckle seat and a buckle plate, the buckle seat is arranged at two ends of the bottom plate respectively, the buckle plate is rotatably connected with the upper end of the buckle seat through a rotating shaft at the middle of the buckle plate respectively, the front end of the buckle plate is provided with a buckle arm respectively, the rear end of the buckle plate is provided with a pressing part respectively, the two ends of the upper cover plate are concavely provided with a buckle slot respectively, and the buckle arm is detachably embedded in the buckle slot respectively.

[0008] Optionally, the second spring is arranged at the rear end of the upper end of the buckle seat respectively, and the upper end of the second spring is in abutment with the lower end wall of the pressing part respectively.

[0009] Optionally, the rear end wall of the upper end of the buckle seat is concavely provided with a third limiting slot respectively, the lower end wall of the pressing part is concavely provided with a fourth limiting slot respectively, and the two ends of the second spring are embedded in the third limiting slot and the fourth limiting slot respectively.

[0010] Optionally, a fourth positioning hole and a fifth positioning hole are concavely arranged at two opposite corners of the bottom plate respectively, and the fifth positioning hole is arranged in an elliptical structure.

[0011] The technical scheme of the utility model has the following beneficial effects: in the technical scheme of the utility model, the lower end wall of the welding interface is concavely provided with a containing slot, the connecting seat is arranged at the two ends of the containing slot, the rear end of the second pressing plate and the rear end of the third pressing plate are rotatably connected with the connecting seat through a rotating shaft respectively, the front end of the second pressing plate and the front end of the third pressing plate are spaced apart, the first spring is arranged on the upper end wall of the front end of the second pressing plate and the front end of the third pressing plate respectively, and the upper end of the first spring is in abutment with the bottom of the containing slot, the first pressing plate, the second pressing plate and the third pressing plate are in abutment with the upper end of the welded piece, the upper end of the upper cover plate is concavely provided with a second positioning hole and a third positioning hole at opposite corners respectively, the third positioning hole is arranged in an elliptical structure, the lower end wall of the upper cover plate is in abutment with the upper end wall of the first supporting seat and the second supporting seat, the positioning column is detachably embedded in the second positioning hole and the third positioning hole respectively, the lower end wall of the upper cover plate is concavely provided with a fourth positioning hole matched with the second positioning pin, and the second positioning pin is detachably embedded in the fourth positioning hole, so that the welded piece is quickly positioned and tightly fixed, the second pressing plate and the third pressing plate adopt a floating structure design, the welded piece can be tightly fixed, the welded piece is neither loosened nor clamped with excessive force after being tightly fixed, the workpiece is effectively prevented from being damaged, the upper cover plate is convenient to install and disassemble, the operation is simple, the positioning precision is high, the welding quality during welding is improved, the production efficiency is improved, the product quality is ensured, and the utility model has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings described below only show some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to the structures shown in the drawings without creative labor.

[0013] Figure 1 It is an overall structure schematic diagram of a welding fixture according to an embodiment of the present application.

[0014] Figure 2 It is an exploded structure schematic diagram of a welding fixture according to an embodiment of the present application.

[0015] Figure 3 It is a partial exploded structure schematic diagram of a welding fixture according to an embodiment of the present application.

[0016] Figure 4 It is a partial structure schematic diagram of a welding fixture according to an embodiment of the present application.

[0017] Figure 5 It is another partial structure schematic diagram of a welding fixture according to an embodiment of the present application.

[0018] Figure 6 It is another partial exploded structure schematic diagram of a welding fixture according to an embodiment of the present application.

[0019] Figure 7 It is still another partial exploded structure schematic diagram of a welding fixture according to an embodiment of the present application.

[0020] The implementation, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications also change accordingly.

[0023] In addition, the technical solutions among various embodiments can be combined with each other, but it must be based on that a person skilled in the art can realize, when the combination of the technical solutions appears contradictory or cannot be realized, it should be considered that the combination of the technical solutions does not exist, and is not within the protection scope required by the utility model.

[0024] The utility model provides a kind of welding fixture.

[0025] As Figures 1 to 7As shown in the utility model one embodiment, this welding fixture, including positioning assembly 100 and pressure assembly 200, positioning assembly 100 includes bottom plate 101, loading seat 102, first support seat 103, second support seat 104 and positioning column 105, loading seat 102 is set up on bottom plate 101, the upper end of loading seat 102 recesses a V-shaped groove 1021 that can accommodate the welded piece 300, one end of V-shaped groove 1021 is equipped with a positioning plate 1022, the bottom of V-shaped groove 1021 is equipped with a first positioning pin 1023, the lower end of welded piece 300 recesses a first positioning hole (not shown), welded piece 300 is detachably set up in V-shaped groove 1021, the end of welded piece 300 and positioning plate 1022 abut, first positioning pin 1023 is detachably embedded in the positioning hole, first support seat 103 and second support seat 104 are respectively protruded on the upper end wall of two opposite angles of bottom plate 101, positioning column 105 is respectively protruded on the upper end wall of first support seat 103, the upper end wall of one second support seat 104 protrudes a second positioning pin 1041, pressure assembly 200 includes upper cover plate 201, first pressure plate 202, connecting seat 203, second pressure plate 204, third pressure plate 205 and first spring 206, upper cover plate 201 is detachably covered on the upper end of bottom plate 101, first pressure plate 202 is respectively set up on the both ends of the lower end wall of upper cover plate 201, the middle of upper cover plate 201 recesses a welding port 2011, the lower end wall of welding port 2011 recesses a containing groove 2012, connecting seat 203 is respectively set up on both ends of containing groove 2012, the rear end of second pressure plate 204 and the rear end of third pressure plate 205 are respectively rotatably connected with connecting seat 203, the front end of second pressure plate 204 and the front end of third pressure plate 205 are spaced apart, first spring 206 is respectively set up on the upper end wall of the front end of second pressure plate 204 and third pressure plate 205, and the upper end of first spring 206 is respectively abutted with the bottom of containing groove 2012, first pressure plate 202, second pressure plate 204 and third pressure plate 205 are respectively abutted with the upper end of welded piece 300, the opposite angles of the upper end of upper cover plate 201 are respectively recessed a second positioning hole 2013 and a third positioning hole 2014, the third positioning hole 2013 is elliptical structure, the lower end wall of upper cover plate 201 and the upper end wall of first support seat 103 and second support seat 104 abut, positioning column 105 is respectively detachably embedded in second positioning hole 2013 and third positioning hole 2014, the lower end wall of upper cover plate 201 recesses a fourth positioning hole 2015 matched with second positioning pin 1041, second positioning pin 1041 is detachably embedded in fourth positioning hole 2015, so as to guarantee the accuracy of positioning, guarantee the quality of welding.

[0026] Specifically, the upper end wall of the front end part of the second pressing plate 204 and the third pressing plate 205 is respectively recessed with a first limiting groove 207, a first spring 206 is respectively embedded in the first limiting groove 207, the bottom of the accommodating groove 2011 is recessed with a second limiting groove 2016 matched with the first limiting groove 207, and the upper end of the first spring 206 respectively abuts against the inner top wall of the second limiting groove 2016, so that the assembly of the first spring is more convenient and fast, and the limiting effect is achieved, and the inclination of the first spring is avoided.

[0027] Specifically, the positioning assembly 100 further comprises buckle seats 106 and buckle plates 107, the buckle seats 106 are respectively arranged at the two ends of the bottom plate 101, the buckle plates 107 are respectively rotatably connected with the upper end parts of the buckle seats 106 through a rotating shaft in the middle, the front end parts of the buckle plates 107 are respectively protruded with a buckle arm 1071, the rear end parts of the buckle plates 107 are respectively provided with a pressing part 1072, the two ends of the upper cover plate 201 are respectively recessed with a buckle groove 2017, and the buckle arms 1071 are respectively detachably embedded in the buckle grooves 2017, so that the quick fixing and disassembling between the upper cover plate and the bottom plate are realized, the quick pressing of the welded part is realized, and the welding efficiency is effectively improved.

[0028] Specifically, the second springs 108 are respectively arranged at the rear end parts of the upper end parts of the buckle seats 106, and the upper end parts of the second springs 108 respectively abut against the lower end walls of the pressing parts 1072, so that the quick fixing and disassembling between the upper cover plate and the bottom plate are realized through the second springs.

[0029] Specifically, the rear end walls of the upper end parts of the buckle seats 106 are respectively recessed with a third limiting groove (not shown), the lower end walls of the pressing parts 1072 are respectively recessed with a fourth limiting groove (not shown), and the two ends of the second springs 108 are respectively embedded in the third limiting grooves and the fourth limiting grooves, so that the assembly of the second springs is more convenient and fast, and the limiting effect is achieved, and the inclination of the second springs is avoided.

[0030] Specifically, the fourth positioning hole 109 and the fifth positioning hole 110 are respectively recessed at two opposite corners of the bottom plate 101, and the fifth positioning hole 110 is arranged in an elliptical structure, so that the quick positioning during the installation of the bottom plate is facilitated, and the welding precision is ensured.

[0031] Specifically, the working principle and process of the utility model are as follows:

[0032] By placing the welded piece into the V-shaped groove of the loading seat, the first positioning pin is detachably embedded in the positioning hole to realize the quick and accurate positioning of the workpiece, then the upper cover plate is covered, the lower end wall of the upper cover plate abuts against the upper end walls of the first support seat and the second support seat, the positioning columns are respectively detachably embedded in the second positioning hole and the third positioning hole, the lower end wall of the upper cover plate is concave with the fourth positioning hole matched with the second positioning pin, the second positioning pin is detachably embedded in the fourth positioning hole to realize the installation and positioning of the upper cover plate, the two ends of the upper cover plate are fixed by the spring buckles, so as to realize the quick positioning and compression and fixation of the welded piece, since the second compression plate and the third compression plate adopt the floating structure design, the compression of the welded piece can be ensured to be firm, after compression, the welded piece is neither loose nor the clamping force of the welded piece is too large, the workpiece is effectively avoided from being damaged, the upper cover plate is convenient and fast to install and disassemble, the operation is simple, the positioning precision is high, so that the welding quality during welding can be increased, the production efficiency can be improved, and the product quality can be ensured.

[0033] The above only describes the preferred embodiments of the present application, and does not limit the patent range of the present application, and any equivalent structural transformation made by using the content of the present application specification and drawings, or direct / indirect application in other related technical fields is included in the patent protection range of the present application.

Claims

1. A soldering fixture, characterized by, The utility model provides a welding device, including positioning assembly and compression assembly, positioning assembly includes bottom plate, loading seat, first support seat, second support seat and positioning column, loading seat sets up on bottom plate, the upper end of loading seat recessed has a V -shaped groove that can hold the welded piece, one end of V -shaped groove is equipped with a locating plate, the bottom of V -shaped groove is equipped with a first locating pin, the lower end of welded piece recessed has first locating hole, and welded piece is detachably arranged in V -shaped groove, and the end of welded piece is in contact with the locating plate, and the first locating pin is detachably embedded in the locating hole, and the first support seat and second support seat are respectively protruded on the two opposite corners of the upper end wall of bottom plate, and the positioning column is respectively protruded on the upper end wall of first support seat, and the upper end wall of one second support seat is protruded with a second locating pin, and compression assembly includes upper cover plate, first pressure plate, connecting seat, second pressure plate, third pressure plate and first spring, the upper end of bottom plate is detachably covered with upper cover plate, and the two ends of lower end wall of upper cover plate are respectively provided with first pressure plate, and the middle of upper cover plate is recessed with a welding interface, and the lower end wall of welding interface is recessed with a containing groove, and the two ends of containing groove are respectively provided with connecting seat, and the rear end of second pressure plate and the rear end of third pressure plate are respectively rotatably connected with connecting seat through a rotating shaft, and the front end of second pressure plate and third pressure plate is spacedly connected, and the upper end wall of the front end of second pressure plate and third pressure plate is respectively provided with first spring, and the upper end of first spring is respectively in contact with the bottom of containing groove, and the upper end of first pressure plate, second pressure plate and third pressure plate is in contact with the upper end of welded piece, and the opposite corners of the upper end of upper cover plate are respectively recessed with a second locating hole and a third locating hole, and the third locating hole is provided with an elliptical structure, and the lower end wall of upper cover plate is in contact with the upper end wall of first support seat and second support seat, and the positioning column is detachably embedded in the second locating hole and third locating hole, and the lower end wall of upper cover plate is recessed with a fourth locating hole matched with the second locating pin, and the second locating pin is detachably embedded in the fourth locating hole.

2. The soldering fixture of claim 1, wherein, The two sides of the upper end wall of the front end of second pressure plate and third pressure plate are respectively recessed with a first limiting groove, and the first spring is embedded in the first limiting groove, and the bottom of containing groove is recessed with a second limiting groove matched with the first limiting groove, and the upper end of first spring is respectively in contact with the inner top wall of second limiting groove.

3. The soldering fixture of claim 1, wherein, The positioning assembly further includes buckle seat and buckle plate, the buckle seat is respectively provided at the two ends of the bottom plate, the buckle plate is rotatably connected with the upper end of the buckle seat through a rotating shaft at the middle of the buckle plate, the front end of the buckle plate is respectively protruded with a buckle arm, the rear end of the buckle plate is respectively provided with a pressing part, the two ends of the upper cover plate are respectively recessed with a buckle groove, and the buckle arm is detachably embedded in the buckle groove.

4. The soldering fixture of claim 3, wherein, Second springs are arranged at the rear ends of the upper ends of the buckle seats respectively, and upper ends of the second springs are in abutment with the lower end walls of the pressing parts respectively.

5. The soldering fixture of claim 4, wherein, The rear end walls of the upper ends of the buckle seats are respectively concave with third limiting grooves, the lower end walls of the pressing parts are respectively concave with fourth limiting grooves, and the two ends of the second springs are respectively embedded in the third limiting grooves and the fourth limiting grooves.

6. The soldering fixture of claim 1, wherein, Fourth positioning holes and fifth positioning holes are respectively concave at two opposite corners of the bottom plate, and the fifth positioning hole is arranged in an elliptical structure.

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