CN217290855U - Device for preventing missing of spot welding nut - Google Patents
Device for preventing missing of spot welding nut Download PDFInfo
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- CN217290855U CN217290855U CN202220235063.5U CN202220235063U CN217290855U CN 217290855 U CN217290855 U CN 217290855U CN 202220235063 U CN202220235063 U CN 202220235063U CN 217290855 U CN217290855 U CN 217290855U
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- welding
- nut
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- positioning
- spot welding
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- 238000003466 welding Methods 0.000 title claims abstract description 84
- 230000000694 effects Effects 0.000 claims abstract description 15
- 238000013016 damping Methods 0.000 claims description 23
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 description 3
- 230000008034 disappearance Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a device that lacks is prevented to spot welding nut, include: the spot welding machine comprises a rack, wherein an air cylinder is arranged on the rack, a piston rod of the air cylinder is fixedly connected with the upper end of a spot welding machine seat, a welding end is arranged on the lower side of the spot welding machine seat, guide blocks are arranged on two sides of the spot welding machine seat, and a welding positioning structure is arranged on a bottom workbench of the rack; the welding positioning structure, welding positioning structure's welding seat internally mounted has movable post, and the upper end and the support plate fixed connection of activity post. This device that lacks is prevented to spot welding nut, nut structure peg graft on the reference column, and the reference column sets up with the welding end relatively, and the welding end moves down under the effect of cylinder, carries out weldment work to nut structure, work piece, accomplishes the welding at the surface of work piece that levels the nut structure, improves the fixed effect between nut structure, the work piece, avoids the work piece when using, and the nut structure on it takes place the condition that drops.
Description
Technical Field
The utility model relates to an electric welding field specifically is a device that disappearance is prevented to spot welding nut.
Background
Spot welding, which is a welding method for forming a welding spot between the contact surfaces of two overlapped workpieces by using a columnar electrode during welding; during spot welding, firstly pressurizing to make the workpieces closely contact, then switching on current, melting the contact part of the workpieces under the action of resistance heat, and forming a welding spot after cooling;
in the spot welding process, when the nut is spot-welded on a target workpiece, a plurality of nuts are often required to be spot-welded on one workpiece, and after the nut is easily welded on the workpiece during the welding of the nut, the nut is inclined in the state, so that the welding between the nut and the workpiece is not stable enough, and the nut is easy to miss during the subsequent use.
Disclosure of Invention
An object of the utility model is to provide a device of disappearance is prevented to spot welding nut to solve the defect mentioned in the above-mentioned background art.
In order to achieve the above object, there is provided a device for preventing missing of a spot welding nut, comprising:
the spot welding machine comprises a rack, wherein an air cylinder is arranged on the rack, a piston rod of the air cylinder is fixedly connected with the upper end of a spot welding machine seat, a welding end is arranged on the lower side of the spot welding machine seat, guide blocks are arranged on two sides of the spot welding machine seat, and a welding positioning structure is arranged on a bottom workbench of the rack;
the welding positioning structure, welding positioning structure's welding seat internally mounted has movable post, and the upper end and the support plate fixed connection of movable post, and the reference column is installed to the upside of support plate simultaneously to the work piece has been placed on the surface of support plate, and the work piece surface is provided with the nut structure.
Preferably, a fixed plate is installed on the rack, a guide rod is arranged on the fixed plate, and the guide rod is inserted into a guide hole formed in the guide block.
Preferably, the welding positioning structure comprises a nut structure, a workpiece, a positioning column, a positioning magnet, a support plate, a welding seat, a movable column, a damping groove and a buffer spring.
Preferably, two sets of positioning magnets are horizontally installed on the surface of the support plate, the two sets of positioning magnets are of a symmetrical structure relative to the positioning column, and the positioning column is inserted into a screw hole in the nut structure.
Preferably, the workpiece is uniformly provided with a plurality of groups of through holes, the nut structure covers the through holes, the positioning columns sequentially penetrate through the through holes and the nut structure, and the diameter of the through holes in the workpiece is consistent with the inner diameter of the nut structure.
Preferably, the damping slot has been seted up to the inside of welded seat, and the size looks adaptation of damping slot and activity post, and the activity post plug-in connection is connected through buffer spring in the inside of damping slot simultaneously between damping slot and the activity post, and the section of damping slot and activity post is regular hexagon setting.
Compared with the prior art, the beneficial effects of the utility model are that: the nut structure is pegged graft on the reference column, and the reference column sets up with the welding end relatively, and the welding end moves down under the effect of cylinder, carries out weldment work to nut structure, work piece, accomplishes the welding with the nut structure is smooth on the surface of work piece, improves the fixed effect between nut structure, the work piece, avoids the work piece when using, and the condition that the nut structure on it takes place to drop.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a side view of the structure of the present invention 1;
FIG. 3 is a top view of the structural welding seat of the present invention;
fig. 4 is a top view of the structural workpiece of the present invention.
Reference numbers in the figures: 1. a cylinder; 2. a frame; 3. a fixing plate; 4. a guide bar; 5. a guide block; 6. spot welding machine base; 7. welding the end; 8. welding a positioning structure; 81. a nut structure; 82. a workpiece; 83. a positioning column; 84. positioning a magnet; 85. a carrier plate; 86. welding a base; 87. a movable post; 88. a damping slot; 89. a buffer spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a device for preventing missing of spot welding nut, including: the frame 2 and the welding positioning structure 8;
the frame 2 is provided with an air cylinder 1, a piston rod of the air cylinder 1 is fixedly connected with the upper end of a spot welding machine base 6, the lower side of the spot welding machine base 6 is provided with a welding end 7, two sides of the spot welding machine base 6 are provided with guide blocks 5, and a bottom workbench of the frame 2 is provided with a welding positioning structure 8;
a movable column 87 is arranged in the welding seat 86 of the welding positioning structure 8, the upper end of the movable column 87 is fixedly connected with the support plate 85, a positioning column 83 is arranged on the upper side of the support plate 85, a workpiece 82 is placed on the surface of the support plate 85, and a nut structure 81 is arranged on the surface of the workpiece 82.
When the positioning device is used, firstly, the workpiece 82 is placed on the support plate 85, so that the through hole on the workpiece 82 is inserted into the positioning column 83, and the workpiece 82 on the support plate 85 is limited by the two groups of positioning magnets 84, so that the workpiece 82 cannot be inclined when the surface of the support plate 85 is static;
at this moment, the nut structure 81 is inserted into the positioning column 83, the positioning column 83 is opposite to the welding end 7, the welding end 7 moves downwards under the action of the cylinder 1, the nut structure 81 and the workpiece 82 are welded, the nut structure 81 is welded on the surface of the workpiece 82 flatly, the fixing effect between the nut structure 81 and the workpiece 82 is improved, and the phenomenon that the nut structure 81 on the workpiece 82 drops when the workpiece is used is avoided.
As a preferred embodiment, a fixing plate 3 is mounted on the frame 2, and a guide rod 4 is disposed on the fixing plate 3, and the guide rod 4 is inserted into a guide hole formed in the guide block 5.
As shown in fig. 1-2: welding end 7 is when going up and down, and the guide bar 4 has been pegged graft to 5 inside guide blocks of 6 both sides of spot welding frame, and the setting of guide block 5 and guide bar 4 can carry on spacingly and direction to welding end 7 when going up and down, avoids welding end 7 to take place the slope when going up and down, improves welding quality of welding end 7 between to nut structure 81, nut structure 81.
In a preferred embodiment, the welding positioning structure 8 includes a nut structure 81, a workpiece 82, a positioning post 83, a positioning magnet 84, a carrier plate 85, a welding seat 86, a movable post 87, a damping groove 88 and a damping spring 89.
When the welding end 7 is improved to act on the nut structure 81, the support plate 85 drives the movable column 87 at the bottom of the support plate to move downwards, and meanwhile, the buffer spring 89 is compressed to cooperate with the improvement of the welding end 7 to perform welding work.
In a preferred embodiment, two sets of positioning magnets 84 are horizontally installed on the surface of the carrier 85, and the two sets of positioning magnets 84 are symmetrical with respect to the positioning posts 83, and the positioning posts 83 are inserted into the screw holes inside the nut structures 81.
As shown in fig. 1 and 3: two sets of positioning magnets 84 are symmetrical structures about the positioning column 83, and the arrangement of the two sets of positioning magnets 84 can adsorb the workpiece 82 placed on the support plate 85, so that the stability of the workpiece 82 and the nut structure 81 during welding is improved, a worker can hold one end of the workpiece 82 by wearing insulating gloves with hands, and the stability of the workpiece 82 during working is further ensured.
As a preferred embodiment, a plurality of sets of through holes are uniformly formed on the workpiece 82, the nut structures 81 are covered on the through holes, and the positioning posts 83 sequentially penetrate through the through holes and the nut structures 81, so that the diameter of the through holes on the workpiece 82 is consistent with the inner diameter of the nut structures 81.
As a preferred embodiment, a damping groove 88 is formed in the welding seat 86, the damping groove 88 is matched with the movable column 87 in size, the movable column 87 is inserted into the damping groove 88, the damping groove 88 is connected with the movable column 87 through a buffer spring 89, and the cross sections of the damping groove 88 and the movable column 87 are regular hexagons.
As shown in fig. 1-3: when the carrier plate 85 is lifted, the movable column 87 at the bottom of the carrier plate is movably arranged in the damping groove 88, and friction force exists between the movable column 87 and the damping groove 88, so that the same effect as that of a damping shock mount can be achieved under the action of the buffer spring 89.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A device that lacks is prevented to spot welding nut which characterized in that includes:
the welding device comprises a rack (2), wherein an air cylinder (1) is installed on the rack (2), a piston rod of the air cylinder (1) is fixedly connected with the upper end of a spot welding base (6), a welding end (7) is installed on the lower side of the spot welding base (6), guide blocks (5) are installed on two sides of the spot welding base (6), and a welding positioning structure (8) is installed on a bottom workbench of the rack (2);
welding position structure (8), welding seat (86) internally mounted of welding position structure (8) has movable post (87), and the upper end and support plate (85) fixed connection of movable post (87), and reference column (83) are installed to the upside of support plate (85) simultaneously to work piece (82) have been placed on the surface of support plate (85), and work piece (82) surface is provided with nut structure (81).
2. A spot weld nut anti-dropout device according to claim 1, wherein: the fixed plate (3) is installed on the rack (2), the guide rod (4) is arranged on the fixed plate (3), and the guide rod (4) is inserted into a guide hole formed in the guide block (5).
3. A spot weld nut anti-dropout device according to claim 1, wherein: the welding positioning structure (8) comprises a nut structure (81), a workpiece (82), a positioning column (83), a positioning magnet (84), a support plate (85), a welding seat (86), a movable column (87), a damping groove (88) and a buffer spring (89).
4. A device for preventing the loss of a spot-welded nut according to claim 3, characterized in that: two groups of positioning magnets (84) are horizontally arranged on the surface of the support plate (85), the two groups of positioning magnets (84) are of a symmetrical structure relative to the positioning column (83), and the positioning column (83) is inserted into a screw hole in the nut structure (81).
5. A device for preventing the loss of a spot-welded nut according to claim 3, characterized in that: the workpiece (82) is uniformly provided with a plurality of groups of through holes, the nut structures (81) cover the through holes, meanwhile, the positioning columns (83) sequentially penetrate through the through holes and the nut structures (81), and the diameters of the through holes in the workpiece (82) are consistent with the inner diameters of the nut structures (81).
6. A device for preventing the loss of a spot-welded nut according to claim 3, characterized in that: weld holder (86) inside damping groove (88) of having seted up, and the size looks adaptation of damping groove (88) and activity post (87), activity post (87) are pegged graft in the inside of damping groove (88) simultaneously, are connected through buffer spring (89) between damping groove (88) and the activity post (87), and damping groove (88) are regular hexagon with the section of activity post (87) and set up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220235063.5U CN217290855U (en) | 2022-01-28 | 2022-01-28 | Device for preventing missing of spot welding nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220235063.5U CN217290855U (en) | 2022-01-28 | 2022-01-28 | Device for preventing missing of spot welding nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217290855U true CN217290855U (en) | 2022-08-26 |
Family
ID=82927729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220235063.5U Active CN217290855U (en) | 2022-01-28 | 2022-01-28 | Device for preventing missing of spot welding nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217290855U (en) |
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2022
- 2022-01-28 CN CN202220235063.5U patent/CN217290855U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230620 Granted publication date: 20220826 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20240620 Granted publication date: 20220826 |
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| PD01 | Discharge of preservation of patent | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20241016 Address after: No. 2018 Jiabei Community, Nanhu Street, Luohu District, Shenzhen City, Guangdong Province, China 518001, Shenhua Commercial Building, Skirt Building 3021 Patentee after: Shenzhen Xiehexing Plastic Hardware Inscription Board Products Co.,Ltd. Country or region after: China Address before: 137300 No. 377, Liaohe Road, Baicheng Industrial Park, Jilin Province Patentee before: BAICHENG NIGUTE AUTOMOBILE PARTS Co.,Ltd. Country or region before: China |