CN219169995U - Relay magnetic circuit part spot welding fixture - Google Patents
Relay magnetic circuit part spot welding fixture Download PDFInfo
- Publication number
- CN219169995U CN219169995U CN202222924737.5U CN202222924737U CN219169995U CN 219169995 U CN219169995 U CN 219169995U CN 202222924737 U CN202222924737 U CN 202222924737U CN 219169995 U CN219169995 U CN 219169995U
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- China
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- base member
- magnetic circuit
- anchor clamps
- spot welding
- circuit part
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Abstract
The utility model discloses a spot welding fixture for a relay magnetic circuit part, which is characterized in that: including anchor clamps base member (1), be equipped with the cavity of placing the magnetic circuit part in anchor clamps base member (1), anchor clamps base member (1) are connected electrode (2) and lower electrode (3), are equipped with the locating piece at anchor clamps base member (1), and anchor clamps base member (1) are connected movable block (5) through guide pillar (4), are equipped with movable block screw (6) on movable block (5), and locking screw (7) pass movable block screw (6) and are connected with base member screw (8) on anchor clamps base member (1). The magnetic circuit part of the product can be accurately positioned during spot welding, the pole shoe and the pole face of the armature are effectively attached, manual alignment is not needed, and the consistency of welding quality is ensured. The operation is simple, the positioning is accurate, and the operation is convenient.
Description
Technical Field
The utility model belongs to the technical field of relay welding, and particularly relates to a spot welding fixture for a relay magnetic circuit part.
Background
For the relay, one of the key parts influencing the reliability of the relay is the consistency of the spot welding quality of the magnetic circuit part of the product, as shown in fig. 6, the magnetic circuit part is in spot welding, namely, the pole shoe 21, the armature 22, the fixing piece 23 and the bracket part 24 are assembled and positioned, so that the pole shoe and the armature are effectively attached in the welding process, the effective conversion of the magnetic field energy of the coil into kinetic energy is realized, and the size of the attaching area of the pole shoe and the armature directly influences the electromagnetic attraction of the relay, namely, the reliability of the relay function conversion. If the fixture is positioned inaccurately, the coil and the iron core of the magnetic circuit part of the product cannot be assembled, meanwhile, the armature and the pole face of the pole shoe are not attached in place, the magnetic energy efficiency of the magnetic circuit part is poor, and the relay is scrapped due to insufficient electromagnetic attraction. Therefore, in the spot welding process of the magnetic circuit part, how to ensure the pole shoe to be effectively attached to the pole face of the armature to be spot welded is an important factor for ensuring the reliability of the product. In order to ensure that the assembly position precision among all parts meets the design requirement, a pair of positioning fixtures is required to be designed for accurately positioning the parts, and meanwhile, the positioning size can be adjusted according to the tolerance of the parts, so that the convenience of welding operation is ensured, and the production capacity requirement is met.
Disclosure of Invention
The utility model aims at: the clamp which can meet the production requirement of welding the magnetic circuit part of the small relay and ensure the effective lamination of the pole shoe and the pole face of the armature in the spot welding process is designed, the operation is simple, the positioning is accurate, and the operation is convenient.
The technical scheme of the utility model is as follows: the utility model provides a relay magnetic circuit part spot welding anchor clamps, includes the anchor clamps base member, is equipped with the cavity of placing magnetic circuit part in the anchor clamps base member, and upper electrode and lower electrode are connected to the anchor clamps base member, is equipped with the locating piece at the anchor clamps base member, and the anchor clamps base member passes through the guide pillar and connects the movable block, is equipped with the movable block screw on the movable block, and locking screw passes the movable block screw and is connected with the base member screw on the anchor clamps base member.
The relay magnetic circuit part spot welding clamp comprises a first positioning block, a second positioning block, a third positioning block and a fourth positioning block.
According to the relay magnetic circuit part spot welding clamp, the positioning block is connected with the clamp base body through the pin.
According to the spot welding clamp for the relay magnetic circuit part, the spring is arranged on the guide post.
The relay magnetic circuit part spot welding clamp is characterized in that the upper electrode and the lower electrode are fixedly connected through the locating pin.
The beneficial effects of the utility model are as follows: the positioning and assembling of the pole shoe, the armature part and the support part in the magnetic circuit part are completed by utilizing the cavity in the fixture, the positioning blocks realize preliminary positioning on the corresponding appearance of the parts, then the movable block and the armature are effectively attached to the pole shoe by slowly locking the screws, and simultaneously, the support is aligned front and back to complete the welding of the support and the pole shoe. The positioning block can be properly adjusted according to the size deviation of each batch of parts, so that the clamp is prevented from being influenced by the tolerance size of the parts. And secondly, after the bracket is subjected to spot welding, aligning and overturning the bracket by using a lower electrode and a clamp base body, exposing the other layer of pole shoe and the end face of the small shaft, placing the fixing piece hole and the small shaft concentrically, and finishing welding the fixing piece and the pole shoe. The magnetic circuit part of the product can be accurately positioned during spot welding, the pole shoe and the pole face of the armature are effectively attached, manual alignment is not needed, and the consistency of welding quality is ensured. The operation is simple, the positioning is accurate, and the operation is convenient.
Drawings
FIG. 1 is a diagram of the overall structure of the clamp of the present utility model;
FIG. 2 is an exploded view of the clamp of the present utility model;
FIG. 3 is a cross-sectional view of the clamp of the present utility model;
FIG. 4 is a schematic diagram of the positioning of the bracket portion of the magnetic circuit portion;
FIG. 5 is a schematic diagram of stator positioning of a magnetic circuit portion;
FIG. 6 is a schematic diagram of the principle of partial overturn welding of a magnetic circuit;
fig. 7 is a structural view of a portion of the present utility model holding a welding magnetic circuit.
Description of the embodiments
Examples. The utility model provides a relay magnetic circuit part spot welding anchor clamps, as shown in fig. 1-4, including anchor clamps base member 1, be equipped with the cavity of placing magnetic circuit part in the anchor clamps base member 1, anchor clamps base member 1 connects upper electrode 2 and lower electrode 3, is equipped with the locating piece at anchor clamps base member 1, and anchor clamps base member 1 passes through guide pillar 4 and connects movable block 5, is equipped with movable block screw hole 6 on the movable block 5, and locking screw 7 passes movable block screw hole 6 and is connected with the base member screw hole 8 on the anchor clamps base member 1.
The positioning blocks comprise a first positioning block 9, a second positioning block 10, a third positioning block 11 and a fourth positioning block 12 for positioning the magnetic circuit part.
The positioning block is connected with the clamp base body 1 through a pin 15.
The guide post 4 is provided with a spring 14, and the clamp returns by elasticity after clamping and positioning are completed.
The upper electrode 2 and the lower electrode 3 are fixedly connected through a positioning pin 13.
Working principle: as shown in fig. 4 and 5, the pole shoe 21, the armature 22 and the bracket portion 24 are positioned by the fixture base 1, the lower electrode 3 and the positioning block, the movable block 5 is pressed down by slowly locking the locking screw 7, and the clamping welding of the bracket portion 24 and the pole shoe 21 is completed. The lower electrode 3 is aligned and turned over with the fixture base body 1, and the accurate positioning welding of the fixing piece 23 and the pole shoe 21 is completed. The magnetic circuit part of the product can be accurately positioned during spot welding, the pole shoe and the pole face of the armature are effectively attached, and the operation is convenient.
Claims (5)
1. A relay magnetic circuit part spot welding anchor clamps, its characterized in that: including anchor clamps base member (1), be equipped with the cavity of placing the magnetic circuit part in anchor clamps base member (1), anchor clamps base member (1) are connected electrode (2) and lower electrode (3), are equipped with the locating piece at anchor clamps base member (1), and anchor clamps base member (1) are connected movable block (5) through guide pillar (4), are equipped with movable block screw (6) on movable block (5), and locking screw (7) pass movable block screw (6) and are connected with base member screw (8) on anchor clamps base member (1).
2. The relay magnetic circuit portion spot welding jig according to claim 1, wherein: the positioning blocks comprise a first positioning block (9), a second positioning block (10), a third positioning block (11) and a fourth positioning block (12).
3. The relay magnetic circuit portion spot welding jig according to claim 1, wherein: the positioning block is connected with the clamp base body (1) through a pin (15).
4. The relay magnetic circuit portion spot welding jig according to claim 1, wherein: the guide post (4) is provided with a spring (14).
5. The relay magnetic circuit portion spot welding jig according to claim 1, wherein: the upper electrode (2) and the lower electrode (3) are fixedly connected through a locating pin (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222924737.5U CN219169995U (en) | 2022-11-03 | 2022-11-03 | Relay magnetic circuit part spot welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222924737.5U CN219169995U (en) | 2022-11-03 | 2022-11-03 | Relay magnetic circuit part spot welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219169995U true CN219169995U (en) | 2023-06-13 |
Family
ID=86676837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222924737.5U Active CN219169995U (en) | 2022-11-03 | 2022-11-03 | Relay magnetic circuit part spot welding fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219169995U (en) |
-
2022
- 2022-11-03 CN CN202222924737.5U patent/CN219169995U/en active Active
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