Vertical positioning spot welding tool

Abstract

The utility model provides a vertical positioning spot welding tool which comprises a connecting disc, a cylinder containing cavity used for containing a metal net cylinder, and the axis of the cylinder containing cavity and the axis of the connecting disc are collinear. And the positioning structure is arranged in the containing cylinder cavity, the positioning structure is provided with a plurality of positioning parts which are annularly arranged at intervals along the axis of the containing cylinder cavity, and all the positioning parts can stretch out in the radial direction of the containing cylinder cavity, abut against the inner wall of the metal net cylinder and are used for positioning the metal net cylinder. According to the vertical positioning spot welding tool, the connecting disc is arranged, the positioning structure can be placed through the containing cylinder cavity with the top end being open, the positioning structure can be detachably connected into the containing cylinder cavity, and the positioning structure can be positioned through the positioning parts annularly arranged along the axis of the containing cylinder cavity at intervals. The positioning device extends out in the radial direction of the containing barrel cavity and abuts against the inner wall of the metal net barrel to position the metal net barrel, the positioning device can be suitable for fixing the net barrels of different sizes, and adaptability and practicability are good.

Description

Technical Field

[0001] The utility model belongs to the technical field of auxiliary welding, and in particular relates to a vertical positioning spot welding tool. Background Art

[0002] Spot welding is a highly efficient resistance welding method used primarily for joining thin sheet metal structures. It uses a cylindrical electrode to create a weld point between the contact surfaces of two overlapping workpieces.

[0003] In the prior art, when welding thin plate-shaped metal parts on the side wall of a metal mesh tube, due to the structural characteristics of the mesh tube, the mesh tube is usually placed on a cylindrical block of a suitable size and then spot-welded. However, when spot-welding mesh tubes of different sizes, the cylindrical blocks need to be frequently replaced, which has poor adaptability and practicality. Utility Model Content

[0004] The embodiment of the utility model provides a vertical positioning spot welding tool, which is intended to solve the problems of poor adaptability and poor practicality when welding thin plate-shaped metal parts on the side wall of an existing metal mesh tube.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is to provide a vertical positioning spot welding tool, comprising:

[0006] The connecting plate has a tube cavity with an open top for placing the metal mesh tube, and the axis of the tube cavity is collinear with the axis of the connecting plate;

[0007] The positioning structure is arranged in the placement cylinder cavity and is located in the metal mesh cylinder in the placement cylinder cavity. The positioning structure has multiple positioning parts, and the multiple positioning parts are arranged in a ring-shaped interval along the axis of the placement cylinder cavity. Each of the positioning parts can extend radially along the placement cylinder cavity and abut against the inner wall of the metal mesh cylinder for positioning the metal mesh cylinder.

[0008] In a possible implementation, the positioning structure includes:

[0009] A connecting seat is arranged at the bottom end of the placement cylinder cavity;

[0010] A positioning cylinder is integrally connected to the connecting seat, wherein the axis of the positioning cylinder is collinear with the axis of the placement cylinder cavity, and the positioning cylinder has an adjustment cylinder cavity, wherein the axis of the adjustment cylinder cavity is collinear with the axis of the placement cylinder cavity;

[0011] There are multiple positioning sliders, and the multiple positioning sliders are arranged on the side wall of the positioning cylinder at annular intervals along the axis of the adjusting cylinder cavity. Each positioning slider is slidably connected to the positioning cylinder, and the sliding direction is set along the radial direction of the positioning cylinder. One end of each positioning slider extends into the adjusting cylinder cavity, and the other end of each positioning slider extends along the radial direction of the positioning cylinder to abut against the inner wall of the metal mesh cylinder;

[0012] A plurality of tension spring groups are provided, wherein the plurality of tension spring groups are arranged in a one-to-one correspondence with the plurality of positioning sliders, and each tension spring group is used to ensure that the corresponding positioning slider always maintains a tendency to move radially toward the inside of the positioning cylinder along the positioning cylinder;

[0013] The regulating pin is slidably arranged in the regulating cylinder cavity along the vertical direction, and the side wall of the regulating pin abuts against one end of each positioning slider located in the regulating cylinder cavity, so that each positioning slider moves out of the regulating cylinder cavity.

[0014] In a possible implementation, one end of each positioning slider located in the adjusting cylinder cavity is provided with a wedge-shaped surface adapted to the adjusting pin.

[0015] In a possible implementation, an abutment plate is provided on one end of each positioning slider extending out of the regulating cylinder cavity. The abutment plate moves synchronously with the positioning slider, and the abutment plate serves as the positioning portion.

[0016] In a possible implementation, the abutting plate is made of a flexible material.

[0017] In a possible implementation, the connecting disk is provided with a plurality of positioning grooves, which are arranged in a ring-shaped manner along the rotation axis of the connecting disk. The positioning grooves are used for placing various thin plate-shaped metal parts to align with the welding position of the metal mesh tube.

[0018] In a possible implementation, a handle is provided at the top end of the adjusting pin for facilitating the removal and placement of the adjusting pin.

[0019] In a possible implementation, the vertical positioning spot welding tool further includes a base, which is horizontally arranged and rotatably connected to the connecting plate.

[0020] In this implementation, compared with the prior art, a connecting plate is provided, and a positioning structure can be placed through a placement cylinder cavity with an open top provided on it. The positioning structure can be detachably connected to the placement cylinder cavity, and can extend along the radial direction of the placement cylinder cavity through a plurality of positioning parts arranged at annular intervals along the axis of the placement cylinder cavity, and abut against the inner wall of the metal mesh cylinder to position the metal mesh cylinder. It can adapt to fixing mesh cylinders of different sizes, and has good adaptability and practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic structural diagram of a vertical positioning spot welding tool provided in an embodiment of the present utility model;

[0022] Figure 2 A schematic structural diagram of a vertical positioning spot welding fixture positioning structure provided by an embodiment of the present utility model;

[0023] Figure 3 A schematic cross-sectional view of a positioning structure of a vertical positioning spot welding fixture provided by an embodiment of the present utility model;

[0024] Figure 4 A schematic structural diagram of a vertical positioning spot welding fixture connection plate provided in an embodiment of the present utility model;

[0025] Description of reference numerals:

[0026] 10. Connecting plate; 11. Placement cylinder cavity; 12. Positioning groove; 20. Positioning structure; 21. Connecting seat; 22. Positioning cylinder; 23. Positioning slider; 231. Abutment plate; 24. Tension spring assembly; 25. Adjustment pin; 251. Hand-held part; 30. Base. DETAILED DESCRIPTION

[0027] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0028] Please also refer to Figures 1 to 4 , the vertical positioning spot welding tool provided by the present invention is now described. The vertical positioning spot welding tool includes a connecting plate 10 and a positioning structure 20. The connecting plate 10 has a placement tube cavity 11 with an open top for placing the metal mesh tube, and the axis of the placement tube cavity 11 is collinear with the axis of the connecting plate 10. The positioning structure 20 is arranged in the placement tube cavity 11 and is located in the metal mesh tube in the placement tube cavity 11. The positioning structure 20 has a plurality of positioning parts, and the plurality of positioning parts are arranged at annular intervals along the axis of the placement tube cavity 11. Each positioning part can extend radially along the placement tube cavity 11 and abut against the inner wall of the metal mesh tube for positioning the metal mesh tube.

[0029] Compared with the prior art, the vertical positioning spot welding tool provided in this embodiment is provided with a connecting plate 10, and the positioning structure 20 can be placed through the placement cylinder cavity 11 with an open top provided on the connection plate. The positioning structure 20 can be detachably connected to the placement cylinder cavity 11, and can extend along the radial direction of the placement cylinder cavity 11 through a plurality of positioning parts arranged at annular intervals along the axis of the placement cylinder cavity 11, and abut against the inner wall of the metal mesh cylinder to position the metal mesh cylinder. It can adapt to fixing mesh cylinders of different sizes, and has good adaptability and practicality.

[0030] In some embodiments, the positioning structure 20 may be configured as follows: Figures 1 to 3 The structure shown. Figures 1 to 3 The positioning structure 20 includes: a connecting seat 21, a positioning cylinder 22, a positioning slider 23, a tension spring group 24 and an adjusting pin 25. The connecting seat 21 is arranged at the bottom end of the placement cylinder cavity 11. The positioning cylinder 22 is integrally connected to the connecting seat 21, and the axis of the positioning cylinder 22 is arranged collinearly with the axis of the placement cylinder cavity 11. The positioning cylinder 22 has an adjusting cylinder cavity, and the axis of the adjusting cylinder cavity is arranged collinearly with the axis of the placement cylinder cavity 11. There are multiple positioning sliders 23, and the multiple positioning sliders 23 are arranged on the side wall of the positioning cylinder 22 at annular intervals along the axis of the adjusting cylinder cavity. Each positioning slider 23 is slidably connected to the positioning cylinder 22, and the sliding direction is arranged along the radial direction of the positioning cylinder 22. One end of each positioning slider 23 extends into the adjusting cylinder cavity, and the other end of each positioning slider 23 extends along the radial direction of the positioning cylinder 22 to abut against the inner wall of the metal mesh cylinder. Multiple tension spring groups 24 are provided, each corresponding to a plurality of positioning sliders 23. Each tension spring group 24 is used to maintain the corresponding positioning slider 23 in a tendency to move radially toward the inside of the positioning cylinder 22. An adjustment pin 25 is vertically slidably disposed within the adjustment cylinder cavity. The sidewall of the adjustment pin 25 abuts against one end of each positioning slider 23 located within the adjustment cylinder cavity, causing each positioning slider 23 to move out of the adjustment cylinder cavity.

[0031] A connecting seat 21 is disposed at the bottom end of the placement cylinder cavity 11, and is adapted to accommodate the metal mesh cylinder. A positioning cylinder 22 is adapted to accommodate the metal mesh cylinder. Multiple positioning sliders 23 are annularly spaced along the axis of the adjustment cylinder cavity and extend radially from the positioning cylinder 22 to abut against the inner wall of the metal mesh cylinder. Multiple tension spring assemblies 24 ensure that the positioning sliders 23 consistently maintain a tendency to move radially inwardly of the positioning cylinder 22. Adjustment pins 25 are slidably disposed within the adjustment cylinder cavity, enabling each positioning slider 23 to move outward from the adjustment cylinder cavity.

[0032] In some embodiments, the positioning slider 23 may be configured as follows: Figure 3 The structure shown. Figure 3 One end of each positioning slider 23 located in the adjusting cylinder cavity is provided with a wedge-shaped surface adapted to the adjusting pin 25.

[0033] The wedge-shaped surface provided on each positioning slider 23 can be adapted to the conical surface of the adjustment pin 25 , and can drive each positioning slider 23 to move radially toward the outside of the positioning cylinder 22 when the adjustment pin 25 moves.

[0034] In some embodiments, the positioning slider 23 may be configured as follows: Figures 1 to 3 See the structure shown. Figures 1 to 3 An abutment plate 231 is provided on one end of each positioning slider 23 extending out of the regulating cylinder cavity. The abutment plate 231 moves synchronously with the positioning slider 23 and is a positioning portion.

[0035] The abutment plate 231 can be understood as a sheet-like plate provided on one end of the positioning slider 23 extending out of the adjustment cylinder cavity. The abutment plate 231 can move synchronously with the positioning slider 23 and abut against the inner wall of the metal mesh cylinder.

[0036] In some embodiments, the abutment plate 231 may be formed as follows: Figures 1 to 3 See the structure shown. Figures 1 to 3 , the contact plate 231 is made of flexible material.

[0037] The abutting plate 231 is made of a flexible material and can be deformed when it abuts against the inner wall of the metal mesh tube, adapting to the curvature of the inner wall of the metal mesh tube, thereby avoiding extrusion that causes deformation of the inner wall of the metal mesh tube.

[0038] In some embodiments, the connection plate 10 may be formed as follows: Figure 1 、 Figure 4 See the structure shown. Figure 1 、 Figure 4 The connecting disk 10 is provided with a plurality of positioning grooves 12, which are arranged at annular intervals along the rotation axis of the connecting disk 10. The positioning grooves 12 are used for placing various thin plate-like metal parts to align with the welding position of the metal mesh tube.

[0039] A plurality of positioning grooves 12 can be used for placing each thin plate-shaped metal part to align with the welding position of the metal mesh cylinder.

[0040] In some embodiments, the adjustment pin 25 may be Figures 1 to 3 See the structure shown. Figures 1 to 3 A handle 251 is provided at the top of the adjusting pin 25 for facilitating the removal of the adjusting pin 25 .

[0041] The hand-held portion 251 can facilitate the taking and placing of the adjustment pin 25 , and the hand-held portion 251 can be understood as a handle.

[0042] In some embodiments, the vertical positioning spot welding tool can be used as follows Figure 1 See the structure shown. Figure 1The vertical positioning spot welding tool also includes a base 30, which is horizontally arranged and rotatably connected to the connecting plate 10.

[0043] The base 30 can be rotatably connected to the connecting plate 10, and electric welding can be conveniently performed by rotating the connecting plate 10 during spot welding.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. Vertical positioning spot welding tool, characterized by: include: The connecting plate has a tube cavity with an open top for placing the metal mesh tube, and the axis of the tube cavity is collinear with the axis of the connecting plate; The positioning structure is arranged in the placement cylinder cavity and is located in the metal mesh cylinder in the placement cylinder cavity. The positioning structure has multiple positioning parts, and the multiple positioning parts are arranged in a ring-shaped interval along the axis of the placement cylinder cavity. Each of the positioning parts can extend radially along the placement cylinder cavity and abut against the inner wall of the metal mesh cylinder for positioning the metal mesh cylinder.

2. The vertical positioning spot welding tool according to claim 1, characterized in that: The positioning structure includes: A connecting seat is arranged at the bottom end of the placement cylinder cavity; A positioning cylinder is integrally connected to the connecting seat, wherein the axis of the positioning cylinder is collinear with the axis of the placement cylinder cavity, and the positioning cylinder has an adjustment cylinder cavity, wherein the axis of the adjustment cylinder cavity is collinear with the axis of the placement cylinder cavity; There are multiple positioning sliders, and the multiple positioning sliders are arranged on the side wall of the positioning cylinder at annular intervals along the axis of the adjusting cylinder cavity. Each positioning slider is slidably connected to the positioning cylinder, and the sliding direction is set along the radial direction of the positioning cylinder. One end of each positioning slider extends into the adjusting cylinder cavity, and the other end of each positioning slider extends along the radial direction of the positioning cylinder to abut against the inner wall of the metal mesh cylinder; A plurality of tension spring groups are provided, wherein the plurality of tension spring groups are arranged in a one-to-one correspondence with the plurality of positioning sliders, and each tension spring group is used to ensure that the corresponding positioning slider always maintains a tendency to move radially toward the inside of the positioning cylinder along the positioning cylinder; The regulating pin is slidably arranged in the regulating cylinder cavity along the vertical direction, and the side wall of the regulating pin abuts against one end of each positioning slider located in the regulating cylinder cavity, so that each positioning slider moves out of the regulating cylinder cavity.

3. The vertical positioning spot welding tool as claimed in claim 2, characterized in that: One end of each positioning slider located in the adjusting cylinder cavity is provided with a wedge-shaped surface adapted to the adjusting pin.

4. The vertical positioning spot welding tool as claimed in claim 2, characterized in that: An abutment plate is provided on one end of each positioning slider extending out of the regulating cylinder cavity. The abutment plate moves synchronously with the positioning slider, and the abutment plate serves as the positioning portion.

5. The vertical positioning spot welding tool as claimed in claim 4, characterized in that: The abutting plate is made of flexible material.

6. The vertical positioning spot welding tool according to claim 1, characterized in that: The connecting disk is provided with a plurality of positioning grooves, which are arranged at annular intervals along the rotation axis of the connecting disk. The positioning grooves are used for placing various thin plate-shaped metal parts to align with the welding position of the metal mesh cylinder.

7. The vertical positioning spot welding tool as claimed in claim 2, characterized in that: The top end of the adjusting pin is provided with a hand-held portion for facilitating the taking and placing of the adjusting pin.

8. The vertical positioning spot welding tool as claimed in claim 1, characterized in that: The vertical positioning spot welding tool further includes a base, which is horizontally arranged and rotatably connected to the connecting plate.

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