CN219053378U

CN219053378U - Positioning fixture for welding transformer module terminal

Info

Publication number: CN219053378U
Application number: CN202223265540.1U
Authority: CN
Inventors: 张国平
Original assignee: Magneto Electricity Industrial Luoding Co ltd
Current assignee: Magneto Electricity Industrial Luoding Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-23
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a positioning fixture for welding a transformer module terminal, which comprises a transformer module positioning seat, a first terminal welding plate, a second terminal welding plate and a third terminal welding plate, wherein a positioning groove for embedding and positioning a transformer module is formed in the transformer module positioning seat, the first terminal welding plate and the second terminal welding plate are respectively positioned at two ends of the positioning groove, and the third terminal welding plate is positioned at the side part of the positioning groove. The technical scheme is used for solving the problems that the existing transformer positioning clamp has positioning dislocation and different leads are mutually interfered.

Description

Positioning fixture for welding transformer module terminal

Technical Field

The utility model belongs to the technical field of transformer manufacturing devices, and particularly relates to a positioning clamp for welding a transformer module terminal.

Background

Transformers are generally composed of a bobbin, windings, shielding, potting material, magnetic core or core, etc. In some more complex transformer modules, such as the charging module of a charging post, mainly transformer modules, with coils and more lead outlets, the outlet terminals need to be welded, several steps are needed before welding: cutting the lead, namely cutting the overlong lead, determining the uniform length of the lead and obtaining the part to be cut when the lead exceeds the uniform length; after the coil paint is stripped and cut, the paint is stripped at the port connection position of the copper wire before wiring so as to realize electric connection, and the paint stripping adopts a laser paint stripping technology. Pressing connection terminal: after the coil paint skin is removed, the binding post is needed to be pressed, after the binding post is sleeved, pre-pressing is performed firstly to realize pre-tightening, then high-current spot welding is adopted, heat is generated through high current, and metal of the melting terminal is jointed with copper wires to realize welding without welding. However, the existing positioning fixture for the transformer module has a relatively simple structure, as shown in patent CN114050049a, and is mainly used for two-lead module operation, and when multi-lead terminal welding operation is performed, the problems of positioning dislocation and mutual interference of different leads are easy to occur.

Disclosure of Invention

The utility model provides a positioning clamp for welding a transformer module terminal, aiming at the technical problems that the positioning clamp for welding the transformer module terminal has positioning dislocation and different leads interfere with each other, and the positioning clamp for welding the transformer module terminal can effectively separate different leads and improve welding positioning precision.

The utility model provides a positioning fixture for welding a transformer module terminal, which comprises a transformer module positioning seat, a first terminal welding plate, a second terminal welding plate and a third terminal welding plate, wherein a positioning groove for embedding and positioning a transformer module is formed in the transformer module positioning seat; the wire guide device is characterized in that a third wire passing groove and a fourth wire passing groove used for a lead to pass through are formed in one end, close to the positioning groove, of the third terminal welding plate, the third wire passing groove and the fourth wire passing groove are arranged at intervals, a wire pressing rod is arranged above the third wire passing groove and the fourth wire passing groove, one end of the wire pressing rod is connected with the third terminal welding plate in a rotating mode, the other end of the wire pressing rod is connected with the third terminal welding plate in a detachable mode, and a third clamping device used for temporarily fixing a terminal is arranged at one end, away from the positioning groove, of the third terminal welding plate.

Further, a first avoidance hole is formed in the first terminal welding plate in the area between the first wire passing groove and the first clamping device; a second avoidance hole is formed in the second terminal welding plate in the area between the second wire passing groove and the second clamping device; and a third avoidance hole is formed in the region between the wire pressing rod and the third clamping device by the third terminal welding plate.

Further, a plug bolt for temporarily fixing the other end of the line pressing rod is arranged on the third terminal welding plate.

This positioning fixture for transformer module terminal welding can embed transformer module in when carrying out the terminal welding operation of the transformer module of many leads in the constant head tank, manual traction transformer module's a plurality of leads, make it pass first wire casing, second wire casing, third wire casing and fourth wire casing of crossing respectively to first line ball piece, second line ball piece, line ball pole are fixed a position respectively, pass first wire casing, second wire casing, third wire casing and fourth wire casing set up respectively in the different directions of constant head tank, be favorable to reducing the mutual interference between the different leads, set up first clamping device, second clamping device and the third clamping device that are used for terminal centre gripping respectively in first wire casing, second wire casing, third wire casing and fourth wire casing relative direction simultaneously, be convenient for counterpoint lead and terminal, guarantee counterpoint accuracy, reduce the welding degree of difficulty.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a positioning fixture for welding a terminal of a transformer module.

Detailed Description

The utility model discloses a positioning clamp for welding a terminal of a transformer module, which can effectively separate different leads and improve welding positioning precision.

The following description of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which it is shown, however, some, but not all embodiments of the utility model are shown. 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, the utility model discloses a positioning fixture for welding a terminal of a transformer module, which comprises a positioning seat 18 of the transformer module 20, a first terminal welding plate 2, a second terminal welding plate 13 and a third terminal welding plate 7, wherein a positioning groove 19 for embedding and positioning the transformer module 20 is formed in the positioning seat 18 of the transformer module 20, the first terminal welding plate 2 and the second terminal welding plate 13 are respectively positioned at two ends of the positioning groove 19, the third terminal welding plate 7 is positioned at the side part of the positioning groove 19, a first wire passing groove 4 for a lead to pass through is formed at one end, close to the positioning groove 19, of the first terminal welding plate 2, a first wire pressing block 5 is detachably arranged above the first wire pressing groove 4, a first clamping device 1 for temporarily fixing the terminal is arranged at one end, far away from the positioning groove 19, a second wire passing groove 15 for a lead to pass through is formed at one end, close to the positioning groove 19, a second wire pressing groove 15 is formed at one end, close to the positioning groove 19, a second clamping device for temporarily fixing the terminal is detachably arranged at one end, far away from the first terminal 11, of the first terminal welding plate 11 is detachably provided with the first wire pressing groove 11; the wire guide device is characterized in that a third wire passing groove 16 and a fourth wire passing groove 17 for a lead to pass through are formed in one end, close to the positioning groove 19, of the third terminal welding plate 7, the third wire passing groove 16 and the fourth wire passing groove 17 are arranged at intervals, a wire pressing rod 10 is arranged above the third wire passing groove and the fourth wire passing groove 17, one end of the wire pressing rod 10 is rotationally connected with the third terminal welding plate 7, the other end of the wire pressing rod 10 is detachably connected with the third terminal welding plate 7, and a third clamping device 9 for temporarily fixing a terminal is arranged at one end, far away from the positioning groove 19, of the third terminal welding plate 7.

The first terminal welding plate 2 is provided with a first avoiding hole 3 in the area between the first wire passing groove 4 and the first clamping device 1; the second terminal welding plate 13 is provided with a second avoiding hole 12 in the area between the second wire passing groove 15 and the second clamping device 14; the third terminal welding plate 7 is provided with a third avoidance hole 8 in the area between the wire pressing rod 10 and the third clamping device 9 so as to facilitate the welding operation.

The third terminal welding plate 7 is provided with a plug 6 for temporarily fixing the other end of the wire pressing rod 10.

This positioning fixture for transformer module terminal welding can embed transformer module 20 in when carrying out the terminal welding operation of transformer module 20 of many leads in the constant head tank 19, and a plurality of leads of transformer module 20 are drawn to manual, make it pass first wire casing 4, second wire casing 15, third wire casing 16 and fourth wire casing 17 of crossing respectively to first line ball piece 5, second line ball piece 11, line ball pole 10 are fixed a position, will first wire casing 4, second wire casing 15, third wire casing 16 and fourth wire casing 17 set up respectively in the different directions of constant head tank 19, be favorable to reducing the mutual interference between the different leads, set up first clamping device 1, second clamping device 14 and the third clamping device 9 that are used for terminal centre gripping respectively in the relative direction of first wire casing 4, second wire casing 15, third wire casing 16 and fourth wire casing 17 simultaneously, be convenient for counterpoint with lead and terminal, guarantee counterpoint accuracy, the welding degree of difficulty is reduced.

The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims

1. The positioning clamp for welding the transformer module terminals is characterized by comprising a transformer module positioning seat, a first terminal welding plate, a second terminal welding plate and a third terminal welding plate, wherein a positioning groove for embedding and positioning the transformer module is formed in the transformer module positioning seat, the first terminal welding plate and the second terminal welding plate are respectively positioned at two ends of the positioning groove, the third terminal welding plate is positioned at the side part of the positioning groove, a first wire passing groove for a lead to pass through is formed in one end, close to the positioning groove, of the first terminal welding plate, a first wire pressing block is detachably arranged above the first wire passing groove, a first clamping device for temporarily fixing the terminal is arranged at one end, far away from the positioning groove, of the first terminal welding plate, a second wire passing groove for the lead to pass through is formed in one end, which is close to the positioning groove, a second block is detachably arranged above the second wire pressing groove, and a second clamping device for temporarily fixing the terminal is arranged at one end, far away from the positioning groove, of the second terminal welding plate; the wire guide device is characterized in that a third wire passing groove and a fourth wire passing groove used for a lead to pass through are formed in one end, close to the positioning groove, of the third terminal welding plate, the third wire passing groove and the fourth wire passing groove are arranged at intervals, a wire pressing rod is arranged above the third wire passing groove and the fourth wire passing groove, one end of the wire pressing rod is connected with the third terminal welding plate in a rotating mode, the other end of the wire pressing rod is connected with the third terminal welding plate in a detachable mode, and a third clamping device used for temporarily fixing a terminal is arranged at one end, away from the positioning groove, of the third terminal welding plate.

2. The positioning fixture for welding the terminals of the transformer module according to claim 1, wherein the first terminal welding plate is provided with a first avoiding hole in a region between the first wire passing groove and the first clamping device; a second avoidance hole is formed in the second terminal welding plate in the area between the second wire passing groove and the second clamping device; and a third avoidance hole is formed in the region between the wire pressing rod and the third clamping device by the third terminal welding plate.

3. The positioning jig for welding terminals of a transformer module according to claim 1, wherein the third terminal welding plate is provided with a plug for temporarily fixing the other end of the wire pressing rod.