CN216656724U - Gas-cooker safety net projection welding anchor clamps - Google Patents
Gas-cooker safety net projection welding anchor clamps Download PDFInfo
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- CN216656724U CN216656724U CN202220125032.4U CN202220125032U CN216656724U CN 216656724 U CN216656724 U CN 216656724U CN 202220125032 U CN202220125032 U CN 202220125032U CN 216656724 U CN216656724 U CN 216656724U
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Abstract
The utility model discloses a projection welding fixture for a safety net of a gas stove, which is arranged on a projection welding machine table, wherein the safety net comprises a plurality of concentric rings which are arranged at intervals, and the rings are connected through a plurality of spokes which are arranged at intervals along the circumferential direction; the clamp comprises a chassis and an upper cover, and a positioning hole and a positioning pin for positioning the chassis and the upper cover are arranged on the clamp; the base plate is provided with a circular ring positioning groove matched with the circular ring in size and a spoke positioning groove matched with the spokes in size; welding holes for welding the circular ring and the spokes are formed in the base plate and the upper cover; the upper cover is positioned in the horizontal direction by the aid of the circumferentially distributed pre-positioning holes, and the upper cover is positioned in the vertical direction by the aid of the central positioning holes and the central positioning pins, so that a part to be welded is firmly fixed in the fixture, and the part is prevented from deviating during welding; simple structure, loading and unloading are convenient, can improve welding product quality, reduce the defective rate of finished product, improve production efficiency.
Description
Technical Field
The utility model relates to the technical field of tool fixtures, in particular to a projection welding fixture for a safety net of a gas stove.
Background
Generally, a gas stove safety net is processed by a looping process to produce a plurality of circular rings with different sizes, then the circular rings are concentrically assembled together, and spokes are welded to the circular rings by a projection welding process, so that the circular rings are connected, and finally the safety net is formed. During welding, the weldment is usually placed in a mode of manual visual inspection, the mode can lead to inaccurate assembly positions of all parts of the safety net, the final welded product is defective, the quality and attractiveness of the product are affected, and raw material loss and waste of manpower and material resources are caused. Therefore, a safety net projection welding clamp capable of positioning is urgently needed to improve the quality of weldment products.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a projection welding clamp for a safety net of a gas stove, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a projection welding clamp for a safety net of a gas stove is arranged on a projection welding machine table, the safety net comprises a plurality of concentric rings which are arranged at intervals, and the rings are connected through a plurality of spokes which are arranged at intervals along the circumferential direction; the clamp comprises a chassis and an upper cover, and a positioning hole and a positioning pin for positioning the chassis and the upper cover are arranged on the clamp; the base plate is provided with a circular ring positioning groove matched with the circular ring in size and a spoke positioning groove matched with the spokes in size; and welding holes for welding the circular ring and the spokes are formed in the base plate and the upper cover.
The positioning holes comprise pre-positioning holes distributed at intervals along the circumferential direction and a central positioning hole arranged in the circle center, and the positioning pins comprise pre-positioning pins and central positioning pins.
The number of the pre-positioning holes is 4, and the pre-positioning holes and the welding holes are distributed in a staggered mode.
The quantity of ring and ring constant head tank is 3 respectively, and the quantity of spoke and spoke constant head tank is 4 respectively.
The utility model has the beneficial effects that:
the upper cover is positioned in the horizontal direction by the circumferentially distributed pre-positioning holes, so that the welding holes of the upper cover and the chassis are accurately aligned, the upper cover is positioned in the vertical direction by the central positioning holes and the central positioning pins, and the ring and the spokes are pressed tightly by the upper cover; the parts to be welded are firmly fixed in the fixture by two times of positioning, so that the welding quality is prevented from being influenced by the deviation of the parts during welding, the welding quality is improved, the defective rate of finished products is reduced, and the production cost is reduced.
Drawings
FIG. 1 is a schematic structural view of a base pan according to the present invention;
FIG. 2 is a schematic view of the structure of the upper cover of the present invention;
FIG. 3 is a schematic structural view of the jig of the present invention assembled with a part to be welded.
In the figure, 1, a circular ring positioning groove; 2. spoke locating slots; 3. pre-positioning holes; 4. a central positioning hole; 5. welding the hole; 6. spokes; 7. a circular ring; 8. and a central positioning pin.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
Referring to fig. 1 to 3, in an embodiment of the present invention, a projection welding fixture for a safety net of a gas stove is provided, which is disposed on a projection welding machine, the safety net includes a plurality of concentric rings 7 arranged at intervals, and each ring 7 is connected by a plurality of spokes 6 arranged at intervals along a circumferential direction; the clamp comprises a chassis and an upper cover, and a positioning hole and a positioning pin for positioning the chassis and the upper cover are arranged on the clamp; the chassis is provided with a ring positioning groove 1 matched with the size of a ring 7 and a spoke positioning groove 2 matched with the size of a spoke 6; and welding holes 5 for welding the circular ring 7 and the spokes 6 are formed in the base plate and the upper cover.
The positioning holes comprise pre-positioning holes 3 distributed at intervals along the circumferential direction and a central positioning hole 4 arranged in the circle center, and the positioning pins comprise pre-positioning pins and central positioning pins 8.
The number of the prepositioning holes 3 is 4, and the prepositioning holes 3 and the welding holes 5 are distributed in a staggered manner.
The quantity of ring 7 and ring constant head tank 1 is 3 respectively, and the quantity of spoke 6 and spoke constant head tank 2 is 4 respectively.
Referring to fig. 3, before the clamp is used, the chassis is fixed on a welding machine, the ring 7 of the safety net is placed in the ring positioning groove 1, and the spokes 6 are placed in the spoke positioning grooves 2; then, covering the upper cover, inserting the pre-positioning pins into the pre-positioning holes 3 of the upper cover and the chassis, positioning the upper cover in the horizontal direction, and ensuring the accurate alignment of the welding holes 5 of the upper cover and the chassis; and finally, the central positioning pin 8 is arranged in the central positioning hole 4 and screwed down, so that the ring 7 and the spoke 6 to be welded are tightly pressed between the upper cover and the base plate, and the welding process is ensured not to deviate.
After the anchor clamps are assembled, the position that ring 7 and spoke 6 need be welded can expose through welding hole 5, can carry out welding operation in welding hole 5 department this moment, and after four welding holes 5 operated in proper order and accomplished, spoke 6 was welded and is realized the connection of each ring 7 on ring 7, and the safety net welding is accomplished.
The working principle of the utility model is as follows: the fixture is provided with circumferentially distributed pre-positioning holes 3 to position the upper cover in the horizontal direction, so that the upper cover and the chassis are accurately aligned, the central positioning holes 4 and the central positioning pins 8 are used for positioning the upper cover in the vertical direction, and the ring 7 and the spokes 6 are pressed by the upper cover; the parts to be welded are firmly fixed in the fixture by two times of positioning, so that the welding quality is prevented from being influenced by the deviation of the parts during welding, the welding quality is improved, the defective rate of finished products is reduced, and the production cost is reduced.
The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the utility model is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (4)
1. The utility model provides a gas-cooker safety net projection welding anchor clamps, sets up on projection welding board, and the safety net includes a plurality of interval arrangement's concentric rings, and each ring is connected its characterized in that through a plurality of spokes along circumference interval arrangement: the clamp comprises a chassis and an upper cover, and a positioning hole and a positioning pin for positioning the chassis and the upper cover are arranged on the clamp; the base plate is provided with a circular ring positioning groove matched with the circular ring in size and a spoke positioning groove matched with the spokes in size; and welding holes for welding the circular ring and the spokes are formed in the base plate and the upper cover.
2. The projection welding clamp for the safety net of the gas stove as claimed in claim 1, wherein: the positioning holes comprise pre-positioning holes distributed at intervals along the circumferential direction and a central positioning hole arranged in the circle center, and the positioning pins comprise pre-positioning pins and central positioning pins.
3. The projection welding clamp for the safety net of the gas stove as claimed in claim 2, wherein: the number of the pre-positioning holes is 4, and the pre-positioning holes and the welding holes are distributed in a staggered mode.
4. The projection welding clamp for the safety net of the gas stove as claimed in claim 1, wherein: the quantity of ring and ring constant head tank is 3 respectively, and the quantity of spoke and spoke constant head tank is 4 respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220125032.4U CN216656724U (en) | 2022-01-18 | 2022-01-18 | Gas-cooker safety net projection welding anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220125032.4U CN216656724U (en) | 2022-01-18 | 2022-01-18 | Gas-cooker safety net projection welding anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216656724U true CN216656724U (en) | 2022-06-03 |
Family
ID=81762377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220125032.4U Active CN216656724U (en) | 2022-01-18 | 2022-01-18 | Gas-cooker safety net projection welding anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216656724U (en) |
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2022
- 2022-01-18 CN CN202220125032.4U patent/CN216656724U/en active Active
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