CN213351340U

CN213351340U - Three-jaw sliding core structure of stator welding fixture

Info

Publication number: CN213351340U
Application number: CN202021975698.6U
Authority: CN
Inventors: 张剑波; 王子旺; 崔恒伟
Original assignee: Ceg Motor Suzhou Co ltd
Current assignee: Ceg Motor Suzhou Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-04
Anticipated expiration: 2030-09-10

Abstract

The utility model relates to the technical field of welding fixtures, in particular to a three-jaw sliding core structure of a stator welding fixture, which comprises a core block, a sliding jaw and a sliding core; the sliding core is cylindrical, three sliding grooves are formed in the outer surface of the sliding core, the sliding claws are arranged in the sliding grooves through the sliding core, the sliding grooves are inclined, and an adjusting mechanism is arranged between the sliding core and the core block. Inclining the chute at an angle such that the core block, while receiving a force from the press, distributes the force to the slide core; the core block moves downwards, the sliding core moves along the horizontal direction, and the sliding claws contact the product, so that the concentricity of the product and the flatness of the surface of the inner hole can be well ensured.

Description

Three-jaw sliding core structure of stator welding fixture

Technical Field

The utility model relates to a welding jig technical field, concretely relates to smooth core structure of stator welding jig's three-jaw.

Background

The stator is an important part in the motor and consists of a stator core, a stator winding and a machine base. The main function of the stator is to generate a rotating magnetic field. Present stator needs fix a position the stator through anchor clamps in welded technology, and this type of anchor clamps are various, nevertheless does not have fine solution welding back, the not high difficult problem of concentricity of product, consequently, the utility model relates to a stator welding jig's smooth core structure of three-jaw.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem in this application, the utility model provides a smooth core structure of three-jaw of stator welding jig.

The utility model provides a following technical scheme: the three-jaw sliding core structure of the stator welding fixture is characterized by comprising a core block, sliding jaws and a sliding core; the sliding core is cylindrical, three sliding grooves are formed in the outer surface of the sliding core, the sliding claws are arranged in the sliding grooves through the sliding core, the sliding grooves are inclined, and an adjusting mechanism is arranged between the sliding core and the core block.

Preferably, the slide core comprises a mounting block, a first slide block and a second slide block; the two sides of the mounting block are respectively and correspondingly provided with the first sliding block and the second sliding block.

Preferably, a first sliding groove and a second sliding groove are correspondingly arranged on two sides of the sliding groove respectively, the first sliding groove is matched with the first sliding block, and the second sliding block is matched with the second sliding groove.

Preferably, the adjusting mechanism comprises a tensioning pin, a polished rod, an external tooth nut and an adjusting bolt; the tensioning round pin configuration is in the installation piece with between the pellet, the tensioning round pin is formed by last tensioning round pin and the concatenation that the tensioning round pin can misplace down, the polished rod configuration is in go up the tensioning round pin with between the tensioning round pin down, the lower extreme of polished rod is fixed the lower extreme of tensioning round pin down, the polished rod upper end extends to go up the tensioning round pin, the up end of polished rod is equipped with the screw hole, go up be equipped with on the tensioning round pin with the screw hole matches adjusting bolt, be equipped with adjusting gear on the adjusting bolt, go up on the tensioning round pin with adjusting gear corresponds the department and is equipped with the adjustment tank, adjusting bolt with go up and be equipped with the external tooth nut between the tensioning round pin.

Preferably, the lower end face of the mounting block is provided with a T-shaped groove for mounting the T-shaped block.

The utility model relates to a smooth core structure of stator welding jig's three-jaw, its beneficial effect lies in: inclining the chute at an angle such that the core block, while receiving a force from the press, distributes the force to the slide core; the core block moves downwards, the sliding core moves along the horizontal direction, and the sliding claws contact the product, so that the concentricity of the product and the flatness of the surface of the inner hole can be well ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic three-dimensional structure of the device of the present invention;

FIG. 2 is a schematic structural view of a core block in the apparatus of the present invention;

FIG. 3 is a schematic structural view of a slide core in the device of the present invention;

FIG. 4 is a schematic structural diagram of an adjusting mechanism in the device of the present invention;

FIG. 5 is a schematic view of the arrangement of the polish rod on the upper tensioning pin in the device of the present invention;

FIG. 6 is a schematic structural view of the adjusting bolt and the polish rod in the device of the present invention;

labeled as: 1. a core block; 2. a sliding claw; 3. a sliding core; 31. mounting blocks; 32. a first slider; 33. a second slider; 4. an adjustment mechanism; 41. a tensioning pin; 411. an upper tensioning pin; 412. a lower tensioning pin; 42. a polish rod; 43. an external tooth nut; 44. adjusting the bolt; 441. an adjusting gear; 5. a chute; 51. a first chute; 52. a second chute; 6. a T-shaped groove; 7. and (4) adjusting the groove.

Detailed Description

The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings.

The following describes preferred embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, the three-jaw sliding core structure of the stator welding fixture comprises a core block 1, a sliding jaw 2 and a sliding core 3; the sliding core 3 is cylindrical, and three sliding grooves 5 are formed in the outer surface of the sliding core. The slide claw 2 is disposed in the slide groove 5 via the slide core 3. When the press applies force to the core block 1, the slide core 3 is stressed, and the sliding chute 5 is in a dovetail shape with an inclined shape to prevent the force from being concentrated. An adjusting mechanism 4 is arranged between the sliding core 3 and the core block 1, which can adjust the tightness between the sliding core 3 and the core block 1, thereby avoiding the relative movement of the sliding claw 2 when the core block 1 is not stressed.

The slide core 3 comprises a mounting block 31, a first slide block 32 and a second slide block 33; the first sliding block 32 and the second sliding block 33 are respectively and correspondingly arranged on two sides of the mounting block 31. A first sliding groove 51 and a second sliding groove 52 are correspondingly arranged on two sides of the sliding groove 5, the first sliding groove 51 is matched with the first sliding block 32, and the second sliding block 33 is matched with the second sliding groove 52.

The adjusting mechanism 4 comprises a tensioning pin 41, a polished rod 42, an external tooth nut 43 and an adjusting bolt 44; the configuration of tensioning pin 41 is in install the piece 31 with between the core block 1, tensioning pin 41 is formed by last tensioning pin 411 and the concatenation that tensioning pin 412 can misplace down, polished rod 42 configuration is in go up tensioning pin 411 with between the tensioning pin 412 down, the lower extreme of polished rod 42 is fixed the lower extreme of tensioning pin 412 down, polished rod 42 upper end extends to go up tensioning pin 411, the up end of polished rod 42 is equipped with the screw hole, go up be equipped with on tensioning pin 411 with the screw hole matches adjusting bolt 44, be equipped with adjusting gear 441 on adjusting bolt 44, go up on tensioning pin 411 with adjusting gear 441 corresponds department and is equipped with adjustment tank 7, adjusting bolt 44 with be equipped with external tooth nut 43 between last tensioning pin 411. The adjustment mechanism 4 can be adjusted to adjust the tightness between the slide 3 and the core block 1. The adjusting gear 441 can be screwed through the adjusting slot 7, so as to drive the adjusting bolt 44, the adjusting bolt 44 is in threaded connection with the threaded hole on the polished rod 42, and by rotating the adjusting bolt 44, through the action of the threads, the polished rod 42 can move upwards along the adjusting bolt 44, so as to drive the lower tensioning pin 412 to move upwards, and the upper tensioning pin 411 and the lower tensioning pin 412 are dislocated, i.e. the tension between the core block 1 and the slide core 3 is controlled.

The lower end face of the mounting block 31 is provided with a T-shaped groove 6 for mounting a T-shaped block (not shown in the figure), and the T-shaped block can block the relative movement of the sliding core 3 in the vertical direction, so that the sliding claw 2 can move in the horizontal direction.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The three-jaw sliding core structure of the stator welding fixture is characterized by comprising a core block, sliding jaws and a sliding core; the sliding core is cylindrical, three sliding grooves are formed in the outer surface of the sliding core, the sliding claws are arranged in the sliding grooves through the sliding core, the sliding grooves are inclined, and an adjusting mechanism is arranged between the sliding core and the core block.

2. The three-jaw sliding core structure of the stator welding fixture of claim 1, wherein the sliding core comprises a mounting block, a first sliding block and a second sliding block; the two sides of the mounting block are respectively and correspondingly provided with the first sliding block and the second sliding block.

3. The three-jaw sliding core structure of the stator welding fixture according to claim 2, wherein a first sliding groove and a second sliding groove are respectively and correspondingly arranged on two sides of the sliding groove, the first sliding groove is matched with the first sliding block, and the second sliding block is matched with the second sliding groove.

4. The three-jaw sliding core structure of the stator welding fixture of claim 2, wherein the adjusting mechanism comprises a tensioning pin, a polish rod, an external tooth nut, and an adjusting bolt; the tensioning round pin configuration is in the installation piece with between the pellet, the tensioning round pin is formed by last tensioning round pin and the concatenation that the tensioning round pin can misplace down, the polished rod configuration is in go up the tensioning round pin with between the tensioning round pin down, the lower extreme of polished rod is fixed the lower extreme of tensioning round pin down, the polished rod upper end extends to go up the tensioning round pin, the up end of polished rod is equipped with the screw hole, go up be equipped with on the tensioning round pin with the screw hole matches adjusting bolt, be equipped with adjusting gear on the adjusting bolt, go up on the tensioning round pin with adjusting gear corresponds the department and is equipped with the adjustment tank, adjusting bolt with go up and be equipped with the external tooth nut between the tensioning round pin.

5. The three-jaw sliding core structure of the stator welding fixture as claimed in claim 2, wherein the lower end surface of the mounting block is provided with a T-shaped groove for mounting the T-shaped block.