CN216828731U

CN216828731U - Improved belt pulley seat production equipment

Info

Publication number: CN216828731U
Application number: CN202122930765.3U
Authority: CN
Inventors: 郑政权
Original assignee: Zhangzhou Ludaxin Metal Products Co ltd
Current assignee: Zhangzhou Ludaxin Metal Products Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-28
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses an improved belt pulley seat production device, which comprises: a lathe body; further comprising: the supporting piece is connected to the lathe body and used for positioning the belt pulley seat; the support member includes: one end of the stepped shaft is clamped by a chuck on the lathe body and is used for being inserted into an inner hole of the belt pulley seat; the elastic expansion piece is sleeved on the stepped shaft; the locking piece is in threaded connection with the other end of the stepped shaft, pushes the elastic expansion piece to abut against the tensioning pulley seat and locks the pulley seat together with the stepped shaft; thereby overcoming the technical problems of relatively low processing precision and inconvenient assembly and disassembly operation.

Description

Improved belt pulley seat production equipment

Technical Field

The utility model relates to the technical field of belt pulleys, in particular to improved belt pulley seat production equipment.

Background

The transmission of belt pulley operates steadily, low noise, low vibration, consequently by wide application, in order to reduce use cost, can with the contact site of belt pulley and belt, with the pulley seat components of a whole that can function independently setting, later through key equipment tight fit, when contact site partial wear, only need change the contact site, consequently, the pulley seat needs the independent machining, and traditional method is, adopts the lathe to process the pulley seat, and the machining precision is lower relatively, and the loading and unloading operation is inconvenient moreover.

Disclosure of Invention

Aiming at the defects in the prior art, the purpose is to provide improved belt pulley seat production equipment so as to solve the technical problems of relatively low processing precision and inconvenient assembly and disassembly operation in the prior art.

The technical scheme adopted for realizing the purpose is as follows: an improved pulley seat production apparatus comprising: a lathe body; further comprising: the supporting piece is connected to the lathe body and used for positioning the belt pulley seat;

the support member includes: one end of the stepped shaft is clamped by a chuck on the lathe body and is used for being inserted into an inner hole of the belt pulley seat;

the elastic expansion piece is sleeved on the stepped shaft;

and the locking piece is in threaded connection with the other end of the stepped shaft, pushes the elastic tensioning piece to abut against and tension the pulley seat, and locks the pulley seat together with the stepped shaft.

Further: the elasticity rises and tightly installs and includes: the middle part of the sleeve body is sleeved on the stepped shaft, the outer edge of the sleeve body is in a stepped shape, the outer edge of the sleeve body is provided with a conical part and a horizontal part, and the periphery of the horizontal part protrudes out of the conical part; and at least three elastic pieces are arranged at intervals, one end of each elastic piece is inserted into the side wall of the horizontal part, the other end of each elastic piece extends along the conical part, the outer edges of the elastic pieces are of conical structures, and the outer edges of the elastic pieces are in direct contact with the inner hole of the belt pulley seat.

And further: the elastic sheet includes: one end of the straight section is inserted with the side wall of the horizontal part; and a bending section which is in a U-shaped structure and is connected with the straight section.

And further: the retaining member includes: the hexagonal nut is in threaded connection with the stepped shaft; and the tightening bolt is in threaded connection with the hexagon nut and props against the belt pulley seat.

By adopting the technical scheme, the method has the following beneficial effects: compared with the related art, the improved belt pulley seat production equipment is provided with a supporting piece, one end of a stepped shaft is clamped with a chuck on a lathe body, the stepped shaft is inserted into an inner hole of the belt pulley seat, an elastic tensioning piece is sleeved on the stepped shaft, a locking piece is rotated and pushes the elastic tensioning piece to abut against the tensioning belt pulley seat, the positioning precision of the belt pulley seat is improved, and the assembly and disassembly operation are relatively convenient; therefore, the technical problems of relatively low machining precision and inconvenient assembly and disassembly operation are solved, the technical effects of improving the machining precision and relatively convenient assembly and disassembly operation are achieved, and the device has practicability.

Drawings

FIG. 1 is a schematic structural diagram of an actual usage state;

FIG. 2 is a schematic view of the structure of the support member and pulley seat;

FIG. 3 is an exploded view of FIG. 2;

FIG. 4 is a schematic view of the support member;

FIG. 5 is a schematic view of the resilient tensioning member;

FIG. 6 is a schematic view of the assembled pulley;

in the figure: 10. the device comprises a supporting piece, 11 step shafts, 12 elastic expansion pieces, 121 sleeve bodies, 121-1 conical parts, 121-2 horizontal parts, 122 elastic pieces, 122-1 straight sections, 122-2 bent sections, 13 locking pieces, 131 hexagon nuts, 132 jacking bolts, 100 lathe bodies and 200 pulley seats.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, not all of the embodiments;

an improved belt pulley seat production device solves the technical problems of relatively low processing precision and inconvenient assembly and disassembly operation in the related technology; the processing tool can be manufactured and used, and has the positive effects of improving the processing precision and being relatively convenient to assemble and disassemble; the general idea is as follows:

one embodiment is as follows:

see fig. 1, fig. 2, fig. 3, fig. 4, fig. 6; an improved pulley seat production apparatus comprising: a lathe body 100; further comprising: a support 10 connected to the lathe body 100 for positioning the pulley seat 200;

The support 10 comprises: one end of the stepped shaft 11 is clamped by a chuck on the lathe body 100 and is used for being inserted into the inner hole of the pulley seat 200;

an elastic tensioning piece 12 is sleeved on the stepped shaft 11;

the locking piece 13 is in threaded connection with the other end of the stepped shaft 11, pushes the elastic expanding piece 12 to abut against and expand the pulley seat 200, and locks the pulley seat 200 together with the stepped shaft 11;

specifically, during implementation, the supporting piece 10 is arranged, one end of the stepped shaft 11 is clamped with a chuck on the lathe body 100, the stepped shaft 11 is inserted into an inner hole of the pulley seat 200, the elastic expanding piece 12 is sleeved on the stepped shaft 11, the locking piece 13 is rotated, and the locking piece 13 pushes the elastic expanding piece 12 to abut against the expanding pulley seat 200, so that the positioning accuracy of the pulley seat 200 is improved, the machining accuracy is relatively high, and the assembling and disassembling operation is relatively convenient;

in another embodiment:

see fig. 1, fig. 2, fig. 3, fig. 4; in implementation, the stepped shaft 11 is formed by machining a section of round steel, and is conveniently connected with a chuck on the lathe body 100, so that a reliable supporting structure is formed;

in another embodiment:

see fig. 1, fig. 2, fig. 3, fig. 4, fig. 5; in practice, the elastic tensioning member 12 comprises: the middle part of the sleeve body 121 is sleeved on the stepped shaft 11, the outer edge of the sleeve body is stepped, the outer edge is provided with a conical part 121-1 and a horizontal part 121-2, and the periphery of the horizontal part 121-2 protrudes out of the conical part 121-1; at least three elastic pieces 122, which are arranged at intervals, one end of each elastic piece is inserted into the side wall of the horizontal part 121-2, the other end of each elastic piece extends along the conical part 121-1, the outer edge of each elastic piece 122 is of a conical structure, and the outer edge of each elastic piece is directly contacted with the inner hole of the pulley seat 200;

The sleeve body 121 is formed by machining a section of round steel; the conical part 121-1 is arranged to support the elastic sheet 122, so that the elastic sheet 122 can reliably abut against the inner hole of the tensioning pulley seat 200; a horizontal part 121-2 is arranged and is inserted with one end of the elastic sheet 122, which is beneficial to positioning the elastic sheet 122;

the elastic sheet 122 includes: a straight section 122-1, one end of which is inserted into the side wall of the horizontal section 121-2; the bending section 122-2 is of a U-shaped structure and is connected with the straight section 122-1; the elastic piece 122 is formed by bending a metal sheet, after the elastic piece is arranged on the sleeve body 121, the straight section 122-1 is parallel to the conical part 121-1, and the conical structure of the straight section 122-1 enables the elastic piece 122 to slowly contact the inner hole of the pulley seat 200 when the elastic expansion piece 12 is pushed by the locking piece 13, the elastic piece 122 is attached to the conical part 121-1 and supported by the conical part 121-1, and the bending section 122-2 is compressed to generate elasticity, so that the pulley seat 200 is reliably positioned;

when the pulley seat 200 is processed and needs to be disassembled, the locking piece 13 is released, and the elastic force of the elastic piece 122 enables the elastic expansion piece 12 to be separated from the inner hole of the pulley seat 200, so that the disassembly is convenient;

the elastic expansion piece 12 is arranged, although the inner hole of the pulley seat 200 and the stepped shaft 11 are positioned according to tolerance, clearance fit is usually adopted for convenient assembly and disassembly, which is common knowledge, however, clearance fit inevitably leaves a clearance, and the elastic expansion piece 12 is arranged, so that the pulley seat 200 can be limited, and the effect of adjusting the center line is achieved, so that the coaxiality of the pulley seat 200 and the stepped shaft 11 is better, the processing precision is improved, and the assembly and disassembly are relatively convenient;

In another embodiment:

see fig. 1, 2, 3, 4; in practice, the retaining member 13 comprises: a hexagonal nut 131, which is in threaded connection with the stepped shaft 11; and a tightening bolt 132 screwed to the hexagon nut 131 and pressing against the pulley seat 200; the hexagonal nut 131 is in threaded connection with the stepped shaft 11, so that the operation is convenient; the jacking bolt 132 further increases the positioning effect and has better reliability;

in another embodiment:

see fig. 1, 2, 3, 6; in practice, the lathe body 100 is a common structure in the prior art, such as a common lathe, a numerically controlled lathe, etc.; the pulley seat 200 adopts a casting blank; those skilled in the art, having the benefit of this disclosure, will be able to ascertain directly and unambiguously how to arrange them without undue experimentation and without creative effort;

the working principle is as follows: the lathe is provided with a supporting piece 10, one end of a stepped shaft 11 is clamped with a chuck on a lathe body 100, the stepped shaft 11 is inserted into an inner hole of a belt pulley seat 200, an elastic expanding piece 12 is sleeved on the stepped shaft 11, a locking piece 13 is rotated, and the locking piece 13 pushes the elastic expanding piece 12 to abut against the expanding belt pulley seat 200, so that the positioning precision of the belt pulley seat 200 is improved, the machining precision is relatively high, and the assembling and disassembling operation is relatively convenient;

In the description, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the positional relationships illustrated in the drawings, and are only for convenience of description or simplicity of description, but do not indicate specific orientations that are necessary; the operation process described in the embodiment is not an absolute use step, and corresponding adjustment can be made during actual use;

unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art; the use of "first," "second," and the like in the description and in the claims does not denote any order, quantity, or importance, but rather the terms "a" and "an" and the like are used to distinguish one element from another, and likewise, are not intended to denote an absolute limitation of quantity, but rather denote the presence of at least one, as may be determined by the context of the embodiment;

the above description is only for the preferred embodiment, but the scope of protection is not limited thereto, and any person skilled in the art should be covered by the protection scope, which is equivalent to or changed from the technical solution and the utility model concept disclosed in the present disclosure.

Claims

1. An improved pulley seat production apparatus comprising: a lathe body (100); it is characterized by also comprising: the supporting piece (10) is connected to the lathe body (100) and used for positioning the belt pulley seat (200);

the support (10) comprises: one end of the stepped shaft (11) is clamped by a chuck on the lathe body (100) and is used for being inserted into an inner hole of the belt pulley seat (200);

the elastic expansion piece (12) is sleeved on the stepped shaft (11);

and the locking piece (13) is in threaded connection with the other end of the stepped shaft (11), pushes the elastic expansion piece (12) to abut against and expand the pulley seat (200), and locks the pulley seat (200) together with the stepped shaft (11).

2. An improved pulley seat production apparatus according to claim 1, wherein: the elastic tensioning member (12) comprises: the middle part of the sleeve body (121) is sleeved on the stepped shaft (11), the outer edge of the sleeve body is stepped, the outer edge of the sleeve body is provided with a conical part (121-1) and a horizontal part (121-2), and the periphery of the horizontal part (121-2) protrudes out of the conical part (121-1);

and at least three elastic pieces (122) which are arranged at intervals, one end of each elastic piece is inserted into the side wall of the horizontal part (121-2), the other end of each elastic piece extends along the conical part (121-1), the outer edge of each elastic piece (122) is of a conical structure, and the outer edge of each elastic piece is in direct contact with the inner hole of the pulley seat (200).

3. An improved pulley seat production apparatus as claimed in claim 2, wherein: the elastic sheet (122) includes: a straight section (122-1), one end of which is inserted with the side wall of the horizontal section (121-2);

and a bending section (122-2) which is in a U-shaped structure and is connected with the straight section (122-1).

4. An improved pulley seat production apparatus according to claim 1, wherein: the retaining member (13) comprises: the hexagonal nut (131) is in threaded connection with the stepped shaft (11);

and the tightening bolt (132) is in threaded connection with the hexagonal nut (131) and props against the belt pulley seat (200).