CN220659521U - Hole-free single-piece nut welding mechanism - Google Patents
Hole-free single-piece nut welding mechanism Download PDFInfo
- Publication number
- CN220659521U CN220659521U CN202322098997.6U CN202322098997U CN220659521U CN 220659521 U CN220659521 U CN 220659521U CN 202322098997 U CN202322098997 U CN 202322098997U CN 220659521 U CN220659521 U CN 220659521U
- Authority
- CN
- China
- Prior art keywords
- side electrode
- nut
- welding
- clamp arm
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000003466 welding Methods 0.000 title claims abstract description 72
- 230000007246 mechanism Effects 0.000 title claims abstract description 67
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000007373 indentation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000012212 insulator Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Resistance Welding (AREA)
Abstract
The utility model relates to the technical field of welding, and discloses a non-hole single-piece nut welding mechanism, which comprises the following steps: the support is provided with a first installation part and a swinging mechanism, and the swinging mechanism is provided with a second installation part; the part side electrode is connected to the first mounting part through a floating mechanism; the nut side electrode is coaxially arranged in the vertical direction with the part side electrode and is connected with the second connecting part through the pressing executing mechanism, and the pressing executing mechanism can drive the nut side electrode to move up and down. The utility model realizes that the nut welding of the non-porous part is fused into spot welding by projection welding, and the movable and static arms of the spot welding electrode holder are prevented from being in direct contact with the part and the welding nut by the part side electrode and the nut side electrode, the electrode plays an excessive role to increase the contact area of the welding position, and the electrode cap of the electrode holder is prevented from directly acting on the part or the nut to leave welding indentations.
Description
Technical Field
The utility model relates to the technical field of welding, in particular to a non-hole single-piece nut welding mechanism.
Background
When welding nuts of some welding assemblies, corresponding single pieces have no holes, which is inconsistent with the welding mode of the normal Kong Shanjian nuts, and currently, the welding is generally performed by adopting a special projection welding machine aiming at the welding of the nuts of the no holes single pieces, and a special welding tool is also required to be used for positioning in the welding process. The special projection welder and the welding tool cannot be applied to other projects, so that resource waste is caused, and the special welding tool needs to be redesigned and developed according to the needs to influence project progress.
Disclosure of Invention
The utility model aims to provide a welding mechanism for a non-hole single-piece nut, which aims to solve the problem of welding the welding nut of a non-hole part by using a spot welding clamp.
In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:
a non-porous one-piece nut welding mechanism comprising:
the support assembly 100 comprises a support 110, a first installation part 120, a second installation part 130 and a swinging mechanism 140, wherein a connecting part 111 for connecting with a clamp substrate is arranged at the bottom of the support 110, the first installation part 120 is fixedly connected to the support 110, the second installation part 130 is positioned above the first installation part 120 and is connected with the support 110 through the swinging mechanism 140, and the swinging mechanism 140 can drive the second installation part 130 to swing;
the component-side electrode assembly 200 comprises a component-side electrode 210 and a floating mechanism 220, wherein the floating mechanism 220 is composed of a linear bearing 221, a shaft lever 222 and a spring 223, the linear bearing 221 is connected to the first mounting part 120 along the vertical direction, the shaft lever 222 is penetrated in the linear bearing 221, the component-side electrode 210 is connected to the top end of the shaft lever 222, and the spring 223 is sleeved on the shaft lever 222 and is pressed between the component-side electrode 210 and the linear bearing 221;
the nut-side electrode assembly 300 includes a nut-side electrode 310 and a pressing actuator 320, where the nut-side electrode 310 and the part-side electrode 210 are coaxially disposed in a vertical direction and connected to the second mounting portion 130 through the pressing actuator 320, and the pressing actuator 320 may drive the nut-side electrode 310 to move up and down.
Further, the part-side electrode 210 is connected to the floating mechanism 220 via an insulating connector, and an insulating pad is provided.
Further, the nut-side electrode assembly 300 further includes a photoelectric sensor 330 for detecting nuts.
Further, the non-hole single-piece nut welding mechanism further comprises a clamping arm mechanism 400, the clamping arm mechanism 400 comprises an upper clamping arm 410 and a lower clamping arm 420, the upper clamping arm 410 is connected to the second mounting portion 130, the lower clamping arm 420 is connected to the first mounting portion 120, and the upper clamping arm 410 and the lower clamping arm 420 are coaxially and oppositely arranged in the vertical direction.
Further, the upper clamp arm 410 and the second mounting portion 130, and the lower clamp arm 420 and the first mounting portion 120 are connected by an insulating connector, and an insulating pad is provided.
Compared with the prior art, the utility model has the beneficial effects that:
according to the non-hole single-piece nut welding mechanism, nut welding of non-hole parts is fused into spot welding through projection welding, the static arm and the movable arm of the spot welding tongs are in indirect contact with the parts and the welding nuts through the part side electrode and the nut side electrode, the static arm and the movable arm of the spot welding tongs are prevented from being in direct contact with the parts and the welding nuts, the part side electrode and the nut side electrode play a transitional role to increase the contact area of welding positions, and welding press marks are prevented from being left on the parts or the nuts directly or the welding nuts are prevented from being damaged by electrode caps of the welding tongs.
According to the non-hole single-piece nut welding mechanism, through the arrangement of the insulating piece, large current in the welding process can be prevented, electric sparks are generated at other positions except the electrode, and the use of the mechanism is affected.
Drawings
The utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic illustration of a non-porous one-piece nut welding mechanism in one embodiment;
FIG. 2 is a schematic illustration of the configuration of the carrier assembly and the arm mechanism in one embodiment;
FIG. 3 is a schematic view of a component-side electrode structure in one embodiment;
FIG. 4 is a schematic view showing the structure of a nut side electrode in one embodiment;
FIG. 5 is a schematic view of the operation of a non-porous one-piece nut welding mechanism in accordance with one embodiment;
1. the welding mechanism, 2, the fixture base plate, 3, the part, 4, the spot welding electrode holders;
100. the device comprises a support assembly, a support, a connecting part, a first mounting part, a second mounting part and a swing mechanism, wherein the support assembly, the support, the connecting part, the first mounting part, the second mounting part and the swing mechanism are respectively arranged at the support and the connecting part, the connecting part and the connecting part, the first mounting part and the second mounting part, and the swing mechanism are respectively arranged at the support assembly, the support and the connecting part;
200. part side electrode assembly, 210, part side electrode, 220, floating mechanism, 221, linear bearing, 222, shaft, 223, spring, 230, mount, 240, connecting block, 250, insulator;
300. nut side electrode assembly, 310, nut side electrode, 320, compression actuator, 330, photoelectric sensor;
400. arm clamping mechanism 410. Upper arm clamping, 420. Lower arm clamping, 430. L-shaped connector.
Detailed Description
For the purpose of promoting an understanding of the principles and advantages of embodiments of the utility model, reference will now be made in detail to the drawings, in which it is apparent that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, the present embodiment provides a non-porous one-piece nut welding mechanism, comprising: the support assembly 100, the part-side electrode assembly 200, the nut-side electrode assembly 300, and the arm-clamping mechanism 400.
The stand assembly 100 includes a stand 110, a first mounting portion 120, a second mounting portion 130, and a swing mechanism 140.
The support 110 is constructed in an L-shaped structure having a vertical arm and a lateral arm, the bottom lateral arm of which serves as a connection portion 111 to the jig base plate, on which mounting holes are provided, and is connected to the spot welding jig base plate using bolts and pins.
The first mounting portion 120 is fixedly connected to the middle of the vertical arm of the support 110, the second mounting portion 130 is located above the first mounting portion 120 and is connected to the support 110 through the swing mechanism 140, and the swing mechanism 140 may drive the second mounting portion 130 to swing.
In this embodiment, the swing mechanism 140 is an integrated clamp with a crank mechanism, and the second mounting portion 130 is connected to a clamping arm of the clamp.
The part-side electrode assembly 200 includes a part-side electrode 210, a floating mechanism 220, a mount 230, and a connection block 240.
In this embodiment, the floating mechanism 220 includes two linear bearings 221, two shafts 222, and two springs 223.
The mounting seat 230 is configured in a shape like a Chinese character 'ji', two linear bearings 221 are connected with the first mounting portion 120 through the mounting seat 230, the linear bearings 221 are arranged along a vertical direction, and the shaft lever 222 axially movably penetrates through the linear bearings 221.
The connection block 240 is also constructed in a shape of a figure, the connection block 240 is connected to the top ends of the two shafts 222, and the part-side electrode 210 is mounted above the connection block 240.
The spring 223 is sleeved on the shaft lever 222 and is pressed between the connecting block 240 and the linear bearing 221, when the shaft lever 222 moves downwards under the action of external force, the spring 223 is compressed to provide upward reaction force, so that the part side electrode 210 is more attached to the part, and when the external force is eliminated, the spring 223 is reset to jack up the shaft lever 222.
Because the welding process of the welding machine has a large current, in this embodiment, an insulating member 250 is disposed between the part-side electrode 210 and the floating mechanism 220, so as to prevent spark from being generated at other positions except for the part-side electrode 210, and thus the use of the mechanism is affected.
The insulator 250 includes an insulating pad between the part-side electrode 210 and the connection block 240, and an insulating pin, an insulating bush, or the like for connection.
The nut-side electrode assembly 300 includes a nut-side electrode 310, a pressing actuator 320, and a photoelectric sensor 330.
The nut side electrode 310 and the part side electrode 210 are coaxially disposed in a vertical direction and are connected to the second mounting portion 130 through the pressing actuator 320, and the pressing actuator 320 may drive the nut side electrode 310 to move up and down.
In this embodiment, the pressing executing mechanism 320 adopts a dual-guide telescopic cylinder controlled by a handle, the dual-guide telescopic cylinder is connected to the second mounting portion 130, an ejection end of the dual-guide telescopic cylinder is ejected downward, the ejection and retraction of the ejection end are controlled by the handle, and the nut side electrode 310 is mounted on the ejection end.
The photoelectric sensor 330 is also installed on the ejection end, and is used for detecting whether the welding nut is in place or not, and preventing unqualified products from being produced by the welding nut.
The arm clamping mechanism 400 includes an upper arm clamping 410 and a lower arm clamping 420, wherein the upper arm clamping 410 and the lower arm clamping 420 are both configured in an L-shaped structure, the upper arm clamping 410 is connected to the second mounting portion 130 through an L-shaped connecting member 430, the lower arm clamping 420 is connected to the first mounting portion 120 through the L-shaped connecting member 430, and the upper arm clamping 410 and the lower arm clamping 420 are coaxially and oppositely disposed in a vertical direction.
In this embodiment, the upper clamping arm 410 and the L-shaped connecting member 430, and the lower clamping arm 420 and the L-shaped connecting member 430 are connected by insulating connecting members, and insulating pads are provided.
Referring to fig. 1 to 5, the use process of the non-porous single-piece nut welding mechanism provided in this embodiment includes:
the welding mechanism 1 is first mounted on the spot welding jig substrate 2 through the connection portion 111 using bolts.
In the initial state, the swing mechanism 140 swings upward to open, and the pressing actuator 320 retracts upward.
The part 3 is manually placed on the lower clamping arm 420 and the part side electrode 210, at this time, the swing mechanism 140 is controlled to swing downwards to drive the upper clamping arm 410 and the nut side electrode 310 to move downwards, the upper clamping arm 410 cooperates with the lower clamping arm 420 to clamp the part, and at this time, a gap for placing a welding nut is reserved between the nut side electrode 310 and the part 3.
The welding nut is then manually placed at the welding position, and the pressing actuator 320 is controlled to protrude downward, so that the nut-side electrode 310 presses the welding nut.
Finally, the welding robot drives the spot welding tongs 4 to enable the movable arm and the static arm of the spot welding tongs 4 to contact the nut side electrode 310 and the part side electrode 210, welding operation is carried out, after welding is completed, the pressing executing mechanism 320 retracts upwards, the photoelectric sensor 330 senses a signal to indicate that welding of the welding nut is completed, and at the moment, the swinging mechanism 140 swings upwards to open, and the part 3 is taken away.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. A non-porous one-piece nut welding mechanism, comprising:
the support assembly (100) comprises a support (110), a first mounting part (120), a second mounting part (130) and a swinging mechanism (140), wherein a connecting part (111) used for being connected with a clamp substrate is arranged at the bottom of the support (110), the first mounting part (120) is fixedly connected to the support (110), the second mounting part (130) is positioned above the first mounting part (120) and is connected with the support (110) through the swinging mechanism (140), and the swinging mechanism (140) can drive the second mounting part (130) to swing;
the part side electrode assembly (200) comprises a part side electrode (210) and a floating mechanism (220), wherein the floating mechanism (220) is composed of a linear bearing (221), a shaft lever (222) and a spring (223), the linear bearing (221) is connected to the first mounting part (120) along the vertical direction, the shaft lever (222) is penetrated into the linear bearing (221), the part side electrode (210) is connected to the top end of the shaft lever (222), and the spring (223) is sleeved on the shaft lever (222) and is pressed between the part side electrode (210) and the linear bearing (221);
the nut side electrode assembly (300) comprises a nut side electrode (310) and a compression executing mechanism (320), wherein the nut side electrode (310) and the part side electrode (210) are coaxially arranged in the vertical direction and are connected with the second mounting part (130) through the compression executing mechanism (320), and the compression executing mechanism (320) can drive the nut side electrode (310) to move up and down.
2. A non-porous one-piece nut welding mechanism according to claim 1, characterized in that said part-side electrode (210) and said floating mechanism (220) are connected by an insulating connection and provided with an insulating pad.
3. The non-porous one-piece nut welding mechanism of claim 1, wherein said nut-side electrode assembly (300) further comprises a photoelectric sensor (330) for detecting a nut.
4. The non-porous single piece nut welding mechanism of claim 1, further comprising a clamp arm mechanism (400), said clamp arm mechanism (400) comprising an upper clamp arm (410) and a lower clamp arm (420), said upper clamp arm (410) being connected to said second mounting portion (130), said lower clamp arm (420) being connected to said first mounting portion (120), said upper clamp arm (410) and said lower clamp arm (420) being disposed coaxially opposite in a vertical direction.
5. The non-porous one-piece nut welding mechanism of claim 4, wherein said upper clamp arm (410) and said second mounting portion (130), and said lower clamp arm (420) and said first mounting portion (120) are connected by an insulating connector and are provided with insulating pads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322098997.6U CN220659521U (en) | 2023-08-07 | 2023-08-07 | Hole-free single-piece nut welding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322098997.6U CN220659521U (en) | 2023-08-07 | 2023-08-07 | Hole-free single-piece nut welding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220659521U true CN220659521U (en) | 2024-03-26 |
Family
ID=90331520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322098997.6U Active CN220659521U (en) | 2023-08-07 | 2023-08-07 | Hole-free single-piece nut welding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220659521U (en) |
-
2023
- 2023-08-07 CN CN202322098997.6U patent/CN220659521U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103192212A (en) | Manual clamping mechanism | |
| CN110369942B (en) | Welding positioning method for square aluminum shell battery cover plate | |
| CN220659521U (en) | Hole-free single-piece nut welding mechanism | |
| CN216214019U (en) | Filter debugging tool | |
| CN212217570U (en) | Welding jig structure and welding equipment | |
| CN212445253U (en) | Mechanical gripper with axial compensation function | |
| CN220446260U (en) | Self-centering fixture driving mechanism | |
| CN219234452U (en) | Frock of pressure equipment water pump locating sleeve | |
| CN220881122U (en) | Robot welding tool for automobile seat headrest rod | |
| JP2514187Y2 (en) | Washer mounting device | |
| JP3372513B2 (en) | Work holding device in riveting machine | |
| CN221852407U (en) | Supporting mechanism for consumable packaging equipment and consumable packaging equipment | |
| CN218904029U (en) | Pressure maintaining mechanism and pressure maintaining equipment for laser welding | |
| CN216177499U (en) | Puppet stud welding mechanism | |
| CN215728255U (en) | High-sound basin frame terminal conduction detection jig in stereo set | |
| CN216912718U (en) | Pressing type positioning pin welding fixture | |
| CN219016443U (en) | Circuit breaker conducting rod conductivity tester for extra-high voltage power transmission | |
| CN219379563U (en) | Welding frock upset keeps away position formula internal stay clamping mechanism | |
| CN221695720U (en) | Automatic welding machine | |
| CN218931671U (en) | Jacking and supporting device | |
| CN219131386U (en) | Support ball head mixing-preventing spin riveting equipment | |
| CN220710177U (en) | Rocker switch tool for endurance test bed | |
| JPS607902Y2 (en) | Welding press platen lock device | |
| CN221509901U (en) | Needle-shaped terminal welding positioning structure and positioning fixture | |
| CN215393321U (en) | Floating support mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |