CN218745836U - Hall element plate welding tool - Google Patents
Hall element plate welding tool Download PDFInfo
- Publication number
- CN218745836U CN218745836U CN202223035939.0U CN202223035939U CN218745836U CN 218745836 U CN218745836 U CN 218745836U CN 202223035939 U CN202223035939 U CN 202223035939U CN 218745836 U CN218745836 U CN 218745836U
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- hall element
- element plate
- circuit board
- clamping
- pad support
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Abstract
The utility model discloses a hall element board welding frock, hall element board welding frock includes: the circuit board clamping device comprises a pad base, a pad bracket, a circuit board fixing seat and a clamping component, wherein the pad bracket is rotationally connected to the pad base; the circuit board fixing seat is arranged on the pad support and is suitable for bearing and positioning the Hall element plate; the clamping part is installed on the pad support and is suitable for being actuated to press the Hall element plate borne on the circuit board fixing seat. The welding height of the Hall element can be effectively guaranteed, the phenomena of bending and deviation of the Hall pin are prevented, the welding qualified rate is improved, and the production cost is reduced.
Description
Technical Field
The utility model relates to a hall element plate welding frock.
Background
At present, brushless direct current motors are more and more widely applied, industry competition pressure is more and more, the optimization process, and reduction of production cost is a key element of enterprise competition, for example, chinese patent publication No. CN207339580U discloses a welding fixture for hall elements of brushless direct current motors, which comprises a base and a spring piece, wherein salient points of the spring piece are naturally pressed on the hall elements, so that the hall elements are kept perpendicular to the hall plates, but the mode is not accurate enough, and the offset phenomenon of the hall elements can occur, which affects the welding qualification rate.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a hall element plate welding frock, it can effectively guarantee hall element's welding height, prevents that hall pin from bending, skew phenomenon, improves the welding qualification rate, reduction in production cost.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a hall element board welding frock, includes:
a pad base;
the pad support is rotatably connected to the pad base;
the circuit board fixing seat is installed on the pad support and is suitable for bearing and positioning the Hall element plate;
the clamping component is installed on the pad support and is suitable for being actuated to press the Hall element plate borne on the circuit board fixing seat.
Further, in order to press the hall element plate onto the circuit fixing plate, the clamping component includes at least two clamping assemblies, and the clamping assemblies include:
and the clamping arm is installed, the middle part of the clamping arm is hinged to the pad support, an elastic element is arranged between the bottom of the clamping arm and the pad support, and the top of the clamping arm presses and holds the side part of the Hall element plate borne on the circuit board fixing seat under the action of the elastic element.
Furthermore, the top of the clamping arm is provided with a pressing part, and the pressing part is provided with a pressing groove matched with the side part of the Hall element plate in shape.
Further, the pressing groove includes a top pressing surface adapted to contact a top surface of the hall element plate and a side pressing surface adapted to contact a side surface of the hall element plate.
Furthermore, the welding pad support is provided with a clamping articulated arm corresponding to the clamping arm, and the middle part of the clamping arm is articulated on the corresponding clamping articulated arm.
Furthermore, in order to fix the position of the Hall element plate on the circuit fixing plate, the Hall element plate is positioned on the circuit board fixing seat through a positioning mechanism, and the positioning mechanism comprises a positioning spigot which is inserted into a hole in the middle of the Hall element plate.
Furthermore, in order to position the welding height of the Hall element, a Hall groove which is used for correspondingly accommodating the Hall element on the Hall element plate is arranged on the circuit board fixing seat.
Further, in order to fix the circuit fixing plate on the pad bracket, the circuit board fixing seat is mounted on the pad bracket through a screw.
Further, for the installation elastic element, be equipped with first mounting groove on the pad support, the bottom of dress arm lock is equipped with the second mounting groove, elastic element's one end is installed in first mounting groove, elastic element's the other end is installed in the second mounting groove.
Further, in order to facilitate spin welding of the hall element board, the pad support is rotatably connected to the pad base through a bearing.
After the technical scheme is adopted, in the utility model, when the Hall element plate needs to be welded, three Hall elements are respectively placed in the circuit board fixing seat, the Hall element pins face upwards, the clamping part is pressed, the clamping part leaves the circuit board fixing seat, then the Hall element plate is placed on the circuit board fixing seat, the clamping part is loosened, the Hall element plate is attached to the circuit fixing plate under the action of the clamping part, then the Hall element is welded, the welding height of the Hall element can be effectively ensured, the phenomena that the Hall pins are bent and offset are prevented, the welding qualification rate is improved, and the production cost is reduced; in addition, the pad support can rotate through the bearing, so that the Hall element is more convenient to weld, the welding time is effectively reduced, and the efficiency is improved.
Drawings
Fig. 1 is a structural explosion diagram of the welding tool for hall element plates of the present invention.
Detailed Description
In order that the present invention may be more clearly understood, the following detailed description is given with reference to the accompanying drawings.
As shown in fig. 1, a hall element plate 4 welding tool includes:
a pad base 1;
the pad support 2 is connected to the pad base 1 in a rotating mode;
the circuit board fixing seat 3 is installed on the pad support 2, and the circuit board fixing seat 3 is suitable for bearing and positioning the Hall element plate 4;
and the clamping component is arranged on the pad support 2 and is suitable for being actuated to press the Hall element plate 4 borne on the circuit board fixing seat 3 onto the circuit board fixing seat 3.
When hall element plate 4 needs to be welded, three hall elements 41 are placed in circuit board fixing seat 3 respectively, the pins of hall elements 41 face up, the clamping part is pressed, the clamping part leaves circuit board fixing seat 3, hall element plate 4 is placed on circuit board fixing seat 3, the clamping part is loosened, hall element plate 4 is attached to a circuit fixing plate under the action of the clamping part, then hall elements 41 are welded, the welding height of hall elements 41 can be effectively guaranteed, the bending and offsetting of hall elements is prevented, the welding qualification rate is improved, and the production cost is reduced.
Specifically, as shown in fig. 1, in order to press the hall element plate 4 against the circuit fixing plate, the clamping component may include at least two clamping assemblies, and the clamping assemblies may have the following structures, including:
the middle part of the clamping arm 5 can be hinged to the pad support 2, an elastic element 6 can be arranged between the bottom of the clamping arm 5 and the pad support 2, the top of the clamping arm 5 presses and holds the side part of the Hall element plate 4 loaded on the circuit board fixing seat 3 under the action of the elastic element 6, and the elastic element 6 can be a spring.
Specifically, as shown in fig. 1, the top of the clamping arm 5 may be provided with a pressing portion, and the pressing portion may be provided with a pressing groove 51 matching with the side profile of the hall element plate 4.
Specifically, the pressing groove 51 may include a top pressing surface adapted to contact the top surface of the hall element plate 4 and a side pressing surface adapted to contact the side surface of the hall element plate 4, when the hall element plate 4 is placed, the lower end of the clamping arm 5 is pressed, the spring is compressed under force, the pressing groove 51 is far away from the circuit board fixing base 3, the hall element plate 4 is placed on the circuit board fixing base 3 at this time, the clamping arm 5 is released, the clamping arm 5 enables the top pressing surface of the pressing groove 51 to be attached to the top surface of the hall element plate 4 under the action of spring force, the side pressing surface of the pressing groove 51 is attached to the side surface of the hall element plate 4, and the hall element 41 is pressed on the circuit board fixing base 3.
Specifically, as shown in fig. 1, the pad holder 2 may be provided with a clamping hinge arm 21 corresponding to the clamping arm 5, a middle portion of the clamping arm 5 is hinged to the corresponding clamping hinge arm 21, and the clamping arm 5 and the clamping hinge arm 21 may be locked by a rivet.
Specifically, as shown in fig. 1, in order to fix the position of the hall element plate 4 on the circuit fixing plate, the hall element plate 4 may be positioned on the circuit board fixing base 3 by a positioning mechanism, which is seen from a positioning spigot 31 including a hole inserted into the middle of the hall element plate 4.
Specifically, in this embodiment, in order to position the soldering height of the hall element 41, three hall grooves for accommodating the hall element 41 on the hall element plate 4 may be provided on the circuit board fixing base 3, and when the hall element 41 is placed, the pins face upward, and the three hall elements 41 are placed in the three hall grooves respectively.
Specifically, as shown in fig. 1, in order to fix the circuit fixing board to the pad holder 2, the board fixing base 3 may be mounted on the pad holder 2 by screws 7.
Specifically, as shown in fig. 1, in order to mount the elastic member 6, the pad holder 2 may be provided with a first mounting groove 22, the holder arm 5 may be provided at a bottom thereof with a second mounting groove 52, one end of the elastic member 6 may be mounted in the first mounting groove 22, and the other end of the elastic member 6 may be mounted in the second mounting groove 52.
Specifically, as shown in fig. 1, in order to facilitate spin welding of the hall element plate 4, the pad support 2 may be spin-connected to the pad base 1 through the bearing 8, and be fixed inside the pad support 2, when one of the hall elements 41 is welded, the pad support 2 is rotated to the position of the second hall element 41, the second hall element 41 is directly welded, after the welding is completed, the pad support 2 is rotated to the position of the third hall element 41, and the third hall element 41 is welded, so that the hall element 41 is more conveniently welded, the welding time is effectively reduced, and the efficiency is improved.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a hall element board welding frock which characterized in that includes:
a pad base (1);
the pad support (2), the pad support (2) is connected to the pad base (1) in a rotating mode;
the circuit board fixing seat (3) is installed on the pad support (2), and the circuit board fixing seat (3) is suitable for bearing and positioning the Hall element plate (4);
the clamping component is mounted on the pad support (2) and is suitable for being actuated to press the Hall element plate (4) borne on the circuit board fixing seat (3) onto the circuit board fixing seat (3).
2. The Hall element plate welding tool of claim 1, wherein,
the clamping part includes two at least clamping subassemblies, the clamping subassembly includes:
dress arm lock (5), the middle part of dress arm lock (5) articulates on pad support (2), the bottom of dress arm lock (5) with be equipped with elastic element (6) between pad support (2), the top of dress arm lock (5) is pressed under elastic element (6) and is held the lateral part of bearing Hall element board (4) on circuit board fixing base (3).
3. The Hall element plate welding tool of claim 2, wherein,
the top of the clamping arm (5) is provided with a pressing part, and the pressing part is provided with a pressing groove (51) matched with the side part of the Hall element plate (4) in shape.
4. The Hall element plate welding tool of claim 3, wherein,
the pressing groove (51) comprises a top pressing surface suitable for contacting the top surface of the Hall element plate (4) and a side pressing surface suitable for contacting the side surface of the Hall element plate (4).
5. The Hall element plate welding tool of claim 2, wherein,
the welding pad support (2) is provided with a clamping articulated arm (21) corresponding to the clamping arm (5), and the middle part of the clamping arm (5) is articulated on the corresponding clamping articulated arm (21).
6. The Hall element plate welding tool according to claim 1,
the Hall element plate (4) is positioned on the circuit board fixing seat (3) through a positioning mechanism, and the positioning mechanism comprises a positioning spigot (31) inserted into a hole in the middle of the Hall element plate (4).
7. The Hall element plate welding tool according to claim 1,
and the circuit board fixing seat (3) is provided with a Hall groove for correspondingly accommodating a Hall element (41) on the Hall element plate (4).
8. The Hall element plate welding tool of claim 1, wherein,
the circuit board fixing seat (3) is installed on the pad support (2) through a screw (7).
9. The Hall element plate welding tool of claim 2, wherein,
be equipped with first mounting groove (22) on pad support (2), the bottom of dress arm lock (5) is equipped with second mounting groove (52), the one end of elastic element (6) is installed in first mounting groove (22), the other end of elastic element (6) is installed in second mounting groove (52).
10. The Hall element plate welding tool of claim 1, wherein,
the pad support (2) is rotatably connected to the pad base (1) through a bearing (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223035939.0U CN218745836U (en) | 2022-11-14 | 2022-11-14 | Hall element plate welding tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223035939.0U CN218745836U (en) | 2022-11-14 | 2022-11-14 | Hall element plate welding tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218745836U true CN218745836U (en) | 2023-03-28 |
Family
ID=85648575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223035939.0U Active CN218745836U (en) | 2022-11-14 | 2022-11-14 | Hall element plate welding tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218745836U (en) |
-
2022
- 2022-11-14 CN CN202223035939.0U patent/CN218745836U/en active Active
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