Iron core welding device with welding seam positioning function
By adopting magnetic positioning and limiting groove structures in the iron core welding device, the problem of difficulty in accurately determining the position of the weld and weld slag splash is solved, and the rapid and accurate positioning of the weld and effective prevention of the weld slag is achieved.
Patent Information
- Application Number
- CN202421821615.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-30
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2034-07-30
AI Technical Summary
During the welding of the stator core, it is difficult to accurately determine the location of the weld, and the welding slag is prone to enter the ventilation duct and damage the core.
A welding device with weld positioning iron core is designed, adopting magnetic positioning components and limiting groove structures, which are adsorbed on the core through magnetic suction strips to ensure the accuracy of the weld position and prevent welding slag from splashing through limiting grooves.
It realizes rapid and accurate positioning of the weld, improves the accuracy of the weld and the final product pass rate, reduces the risk of welding slag splashing on the core, and improves the convenience of cleaning the welding slag.
Smart Images
Figure CN222903046U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of iron core welding, and particularly relates to an iron core welding device with weld positioning. Background Technique
[0002] As the driving core of modern vehicles, the performance of the motor is directly related to the power output and energy efficiency of the whole vehicle. In the motor, the stator core is a crucial component. Through efficient and precise welding, the performance and reliability of the motor can be improved, providing strong support for the development and popularization of new energy vehicles.
[0003] However, in the prior art, during the welding process of the stator core, the operator marks and confirms the weld position according to the drawing, which is difficult to ensure the accuracy of the weld. Moreover, near the weld, welding slag is easily introduced into the ventilation duct, which is likely to damage the iron core. Content of the Utility Model
[0004] The purpose of the utility model is to provide an iron core welding device with weld positioning to solve the problems mentioned in the above background technique.
[0005] To achieve the above purpose, the utility model provides the following technical solutions:
[0006] An iron core welding device with weld positioning includes a clamping assembly for clamping and fixing the iron core, and further includes a positioning assembly for magnetic attraction positioning arranged on the outer periphery of the clamping assembly; the clamping assembly includes a lower pressing plate, on which a plurality of locking pull rods are evenly distributed, a backing plate and an upper pressing plate are installed between the locking pull rods, and locking nuts are installed at the tops of the locking pull rods; the positioning assembly includes a plurality of positioning plates evenly distributed in a circle, on which a plurality of limiting grooves are evenly distributed, a magnetic attraction strip is installed in the middle of the positioning plates, and a connecting rod is installed between the positioning plates.
[0007] Further: Four locking pull rods are evenly arranged and welded to the lower pressing plate.
[0008] Further: Both the backing plate and the upper pressing plate are disc-shaped.
[0009] Further: Both the positioning plate and the connecting rod are arc-shaped, and the positioning plate and the connecting rod are bolted.
[0010] Further: Two rows of limiting grooves are provided and symmetrically arranged on both sides of the magnetic attraction strip.
[0011] Further: The magnetic attraction strip and the positioning plate are bolted.
[0012] Compared with the prior art, the beneficial effects are:
[0013] 1. Through the magnetic attraction positioning setting, the position of the weld seam is quickly and accurately located, improving the accuracy of the weld seam.
[0014] 2. Through the limit welding setting, the qualified rate of the finished product is improved, effectively preventing the welding slag from splashing into the inside of the iron core and improving the convenience of cleaning the welding slag. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 is a schematic structural view of a welding device for an iron core with weld seam positioning according to the present utility model;
[0016] Figure 2 is a front view of a welding device for an iron core with weld seam positioning according to the present utility model;
[0017] Figure 3 is a schematic view of a clamping assembly of a welding device for an iron core with weld seam positioning according to the present utility model;
[0018] Figure 4 is a schematic view of a positioning assembly of a welding device for an iron core with weld seam positioning according to the present utility model.
[0019] In the reference numerals: 101, lower pressing plate; 102, backing plate; 103, upper pressing plate; 104, locking pull rod; 105, locking nut; 201, positioning plate; 202, magnetic attraction strip; 203, connecting rod; 204, limiting groove. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0020] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without making creative efforts shall fall within the protection scope of the present utility model.
[0021] Please refer to Figures 1-4 , a welding device for an iron core with weld seam positioning, including a clamping assembly for clamping and fixing the iron core, and further including a positioning assembly for magnetic attraction positioning arranged on the outer periphery of the clamping assembly.
[0022] In this embodiment: The clamping assembly includes a lower pressing plate 101, on which several locking pull rods 104 are evenly distributed. There are four locking pull rods 104 evenly arranged and welded to the lower pressing plate 101. A backing plate 102 and an upper pressing plate 103 are installed between the locking pull rods 104. Both the backing plate 102 and the upper pressing plate 103 are disc-shaped. A locking nut 105 is installed at the top of the locking pull rod 104. First, insert the backing plate 102 into the locking pull rod 104 and place it on the lower pressing plate 101. Then, insert the iron core and the upper pressing plate 103 into the locking pull rod 104 in sequence, and tighten the locking nut 105. Pull the locking pull rod 104 to clamp and fix the iron core through the upper pressing plate 103 and the lower pressing plate 101.
[0023] In this embodiment: The positioning assembly includes several positioning plates 201 evenly distributed in a circumferential manner. Several limiting grooves 204 are evenly distributed on the positioning plates 201. There are two rows of limiting grooves 204, symmetrically arranged on both sides of the magnetic attraction strip 202. A magnetic attraction strip 202 is installed in the middle of the positioning plate 201. The magnetic attraction strip 202 is bolted to the positioning plate 201. A connecting rod 203 is installed between the positioning plates 201. Both the positioning plate 201 and the connecting rod 203 are arc-shaped. The positioning plate 201 and the connecting rod 203 are bolted together. Put the positioning plates 201 connected by the connecting rod 203 on the outer periphery of the iron core, adsorb them on the iron core through the magnetic attraction strip 202, and weld the iron core through the limiting grooves 204. The positioning plate 201 prevents welding slag from splashing into the interior of the iron core.
[0024] Working principle: First, insert the backing plate 102 into the locking pull rod 104 and place it on the lower pressing plate 101. Then, insert the iron core and the upper pressing plate 103 into the locking pull rod 104 in sequence, and tighten the locking nut 105. Pull the locking pull rod 104 to clamp and fix the iron core through the upper pressing plate 103 and the lower pressing plate 101. Then, put the positioning plates 201 connected by the connecting rod 203 on the outer periphery of the iron core, adsorb them on the iron core through the magnetic attraction strip 202, and weld the iron core through the limiting grooves 204. The positioning plate 201 prevents welding slag from splashing into the interior of the iron core.
[0025] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A core welding device with weld positioning, comprising a clamping assembly for clamping the core, characterized in that: It also includes a positioning component for magnetic positioning arranged on the periphery of the clamping component; The clamping assembly comprises a lower pressing plate (101), a plurality of locking rods (104) are evenly distributed on the lower pressing plate (101), a pad (102) and an upper pressing plate (103) are installed between the locking rods (104), and a locking nut (105) is installed on the top of the locking rod (104); The positioning assembly comprises a plurality of positioning plates (201) evenly distributed around a circumference, a plurality of limiting grooves (204) evenly distributed on the positioning plates (201), a magnetic attraction strip (202) installed in the middle of the positioning plates (201), and connecting rods (203) installed between the positioning plates (201).
2. The core welding device with weld positioning according to claim 1, characterized in that: Four locking rods (104) are evenly arranged and welded together with the lower pressing plate (101).
3. The core welding device with weld positioning according to claim 1, characterized in that: The pad (102) and the upper pressing plate (103) are both disc-shaped.
4. The core welding device with weld positioning according to claim 1, characterized in that: The positioning plate (201) and the connecting rod (203) are both arc-shaped, and the positioning plate (201) and the connecting rod (203) are connected by bolts.
5. The core welding device with weld positioning according to claim 1, characterized in that: The limiting grooves (204) are arranged in two rows and are symmetrically arranged on both sides of the magnetic attraction strip (202).
6. The core welding device with weld positioning according to claim 1, characterized in that: The magnetic attraction strip (202) and the positioning plate (201) are connected by bolts.