CN219380445U

CN219380445U - Positioning auxiliary device

Info

Publication number: CN219380445U
Application number: CN202320316911.XU
Authority: CN
Inventors: 叶燕飞; 屠文金; 盛枫; 孙江龙
Original assignee: Zhejiang Jingu Co Ltd
Current assignee: Zhejiang Jingu Co Ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-07-21
Anticipated expiration: 2033-02-14

Abstract

The utility model provides a positioning auxiliary device which is used for fixing wheels of different models and comprises a base and a positioning assembly, wherein the positioning assembly is arranged on the base, one end of the positioning assembly, which is far away from the base, is provided with a positioning end, the positioning end is provided with a positioning conical surface, one end of the positioning conical surface, which is far away from the base, is a small end side, one end of the positioning conical surface, which is towards the base, is a large end side, and the positioning conical surface is used for being matched with central holes of the wheels of different models. The utility model solves the problem of poor universality and flexibility of the positioning disk in the prior art.

Description

Positioning auxiliary device

Technical Field

The utility model relates to the technical field of wheel manufacturing, in particular to a positioning auxiliary device.

Background

In the prior art, in the process of manufacturing and repairing the wheel, the wheel needs to be overturned and then placed on a reference seat so as to process the back surface of the wheel, and the reference seat is provided with a positioning disc for positioning the wheel to be processed. When wheels with different specifications are required to be manufactured and reworked, the positioning plate needs to be correspondingly replaced, so that the positioning plate is poor in universality and flexibility, and the positioning accuracy of the wheels is low.

Disclosure of Invention

The utility model mainly aims to provide a positioning auxiliary device to solve the problem that a positioning disc in the prior art is poor in universality and flexibility.

In order to achieve the above-mentioned purpose, the utility model provides a positioning auxiliary device for fixing wheels of different models, the positioning auxiliary device comprises a base and a positioning assembly, wherein the positioning assembly is arranged on the base, one end of the positioning assembly, which is far away from the base, is provided with a positioning end, the positioning end is provided with a positioning conical surface, one end of the positioning conical surface, which is far away from the base, is a small end side, one end of the positioning conical surface, which is towards the base, is a large end side, and the positioning conical surface is used for being matched with central holes of the wheels of different models.

Further, the geometric center line of the base extends along the vertical direction, and an included angle A is formed between the geometric center line of the positioning assembly and the geometric center line of the base.

Further, the positioning component is rotatably arranged on the base so as to adjust the included angle A.

Further, the positioning auxiliary device further comprises a limiting structure, the limiting structure is arranged on the base and provided with a limiting end, and the limiting end is used for limiting the positioning assembly when the positioning assembly rotates to a preset position so as to prevent the positioning assembly from continuing to rotate.

Further, the geometric center line of the base extends along the vertical direction, and the positioning assembly comprises a rotating shaft and a positioning mechanism, wherein the rotating shaft is rotatably arranged on the base, and the geometric center line of the rotating shaft is perpendicular to the geometric center line of the base; the positioning mechanism is arranged on the peripheral surface of the rotating shaft, the geometric center line of the positioning mechanism extends along the radial direction of the rotating shaft, and one end of the positioning mechanism, which is far away from the rotating shaft, is provided with a positioning end.

Further, the positioning mechanism comprises a mounting seat, a positioning disc and a positioning pin, wherein the mounting seat is arranged on the outer peripheral surface of the rotating shaft and extends along the radial direction of the rotating shaft; the positioning disc is rotatably arranged at one end of the mounting seat far away from the rotating shaft; the locating pin sets up on the locating plate, and the locating pin is kept away from the one end of locating plate and has the location conical surface to form the locating end.

Further, the first avoidance via hole is formed in the locating pin, the second avoidance via hole is formed in the position, opposite to the first avoidance via hole, of the locating disc, the locating mechanism further comprises a fastening piece, the fastening piece sequentially penetrates through the first avoidance via hole, the second avoidance via hole and is connected with the mounting seat, and therefore the locating disc and the locating pin are installed on the mounting seat in a locating mode.

Further, the positioning mechanism further comprises a ratchet mechanism, the ratchet mechanism is sleeved on the outer peripheral side of the fastener and is positioned between the mounting seat and the positioning disc, and the ratchet mechanism is in driving connection with the positioning disc to drive the positioning disc to rotate.

Further, the ratchet mechanism comprises a ratchet body and a pawl, wherein the ratchet body is sleeved on the outer peripheral side of the fastener and is connected with the positioning disc, and the ratchet body is rotatably arranged relative to the mounting seat; the first end of the pawl is pivotally connected with the mounting seat, the second end of the pawl is a poking end, and the poking end is used for poking the ratchet body to perform intermittent motion so that the ratchet body drives the positioning disc to rotate by a preset angle.

Further, the ratchet mechanism further comprises a limit post and a spring, wherein the limit post is arranged on the surface of one side of the mounting seat, which faces the ratchet body; the first end of the spring is connected with the limit post, and the second end of the spring is connected with the second end of the pawl to provide spring force for the second end of the pawl to extend into the tooth slot on the outer peripheral surface of the ratchet body.

Further, the ratchet mechanism, the positioning disc and the positioning pin are concentrically arranged.

Further, the mount pad is connected with the rotation axis.

By the technical scheme, the positioning assembly of the positioning auxiliary device is arranged on the base, one end, far away from the base, of the positioning assembly is provided with the positioning end, the positioning end is provided with the positioning conical surface, one end, far away from the base, of the positioning conical surface is a small end side, one end, facing towards the base, of the positioning conical surface is a large end side, and the positioning conical surface is used for being matched with center holes of wheels of different types. When the center hole of a wheel of a certain model is smaller, the center hole of the wheel is positioned to the small end side of the positioning conical surface; when the center hole of a wheel of a certain model is large, the center hole of the wheel passes through the small end side of the positioning conical surface to be positioned to the large end side. The positioning disc can be used for positioning wheels of various specifications, has higher universality and flexibility and can also improve the positioning accuracy of the wheels.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 shows a schematic structural view of a positioning assistance device according to an alternative embodiment of the utility model;

fig. 2 shows a partially schematic construction of a ratchet mechanism of a positioning assembly of a positioning assistance device according to an alternative embodiment of the utility model.

Wherein the above figures include the following reference numerals:

1. a wheel; 101. a rim; 102. a spoke;

10. a base;

20. a positioning assembly; 21. a positioning end; 211. positioning a conical surface; 22. a rotation shaft; 23. a positioning mechanism; 231. a mounting base; 232. a positioning plate; 233. a positioning pin; 234. a fastener; 235. a ratchet mechanism; 2351. a ratchet body; 2352. a pawl; 2353. a limit column; 2354. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. 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.

In order to solve the problem of poor universality and flexibility of a positioning disc in the prior art, the utility model provides a positioning auxiliary device.

As shown in fig. 1, the positioning auxiliary device is used for fixing wheels 1 of different models, and the positioning auxiliary device comprises a base 10 and a positioning assembly 20, wherein the positioning assembly 20 is arranged on the base 10, one end, far away from the base 10, of the positioning assembly 20 is provided with a positioning end 21, the positioning end 21 is provided with a positioning conical surface 211, one end, far away from the base 10, of the positioning conical surface 211 is a small end side, one end, facing the base 10, of the positioning conical surface 211 is a large end side, and the positioning conical surface 211 is used for being matched with central holes of the wheels 1 of different models.

By arranging the positioning assembly 20 of the positioning auxiliary device on the base 10, one end of the positioning assembly 20, which is far away from the base 10, is provided with a positioning end 21, the positioning end 21 is provided with a positioning conical surface 211, one end of the positioning conical surface 211, which is far away from the base 10, is a small end side, one end of the positioning conical surface 211, which faces the base 10, is a large end side, and the positioning conical surface 211 is used for being matched with the central holes of the wheels 1 of different models. When the center hole of the wheel 1 of a certain model is small, the center hole of the wheel 1 is positioned to the small end side of the positioning cone 211; when the center hole of the wheel 1 of a certain model is large, the center hole of the wheel 1 is positioned to the large end side through the small end side of the positioning cone 211. A positioning plate can position wheels 1 with various specifications, and the positioning plate 232 has higher universality and flexibility.

As shown in fig. 1, the wheel 1 includes a rim 101 and a spoke 102, wherein the spoke 102 is provided at one axial end of the rim 101.

As shown in fig. 1, the geometric center line of the base 10 extends in the vertical direction, and an included angle a is formed between the geometric center line of the positioning assembly 20 and the geometric center line of the base 10. In this way, the positioning assembly 20 is disposed obliquely with respect to the base 10, facilitating positioning of the wheel 1 to the positioning assembly 20 in an oblique direction.

As shown in fig. 1, the positioning assembly 20 is rotatably disposed on the base 10 to adjust the included angle a. In this way, the inclination angle of the wheel 1 can be adjusted as required, so that the wheel 1 can be overhauled conveniently.

As shown in fig. 1, the positioning auxiliary device further includes a limiting structure disposed on the base 10, the limiting structure having a limiting end for limiting the positioning assembly 20 when the positioning assembly 20 rotates to a preset position, so as to prevent the positioning assembly 20 from continuing to rotate.

As shown in fig. 1, the geometric center line of the base 10 extends in the vertical direction, and the positioning assembly 20 includes a rotating shaft 22 and a positioning mechanism 23, wherein the rotating shaft 22 is rotatably disposed on the base 10, and the geometric center line of the rotating shaft 22 is disposed perpendicular to the geometric center line of the base 10; the positioning mechanism 23 is disposed on the outer peripheral surface of the rotary shaft 22, and a geometric center line of the positioning mechanism 23 is disposed extending in a radial direction of the rotary shaft 22, and one end of the positioning mechanism 23 away from the rotary shaft 22 has a positioning end 21. In this way, the positioning mechanism 23 can be driven to rotate by the rotation of the rotating shaft 22, so that the purpose of adjusting the inclination angle of the wheel 1 is achieved.

As shown in fig. 1, the positioning mechanism 23 includes a mount 231, a positioning plate 232, and a positioning pin 233, wherein the mount 231 is provided on the outer peripheral surface of the rotation shaft 22 and extends in the radial direction of the rotation shaft 22; the positioning disc 232 is rotatably arranged at one end of the mounting seat 231 far away from the rotating shaft 22; the positioning pin 233 is disposed on the positioning plate 232, and an end of the positioning pin 233 away from the positioning plate 232 has a positioning conical surface 211 to form the positioning end 21. Thus, the center hole of the wheel 1 is positioned to the positioning conical surface 211 of the positioning end 21, and the purpose of fixing the wheel 1 is achieved.

As shown in fig. 1, the positioning pin 233 is provided with a first avoiding via hole, the positioning disc 232 is provided with a second avoiding via hole at a position opposite to the first avoiding via hole, the positioning mechanism 23 further comprises a fastener 234, and the fastener 234 sequentially passes through the first avoiding via hole, the second avoiding via hole and is connected with the mounting seat 231, so that the positioning disc 232 and the positioning pin 233 are positioned and mounted on the mounting seat 231. In this way, the stability of the connection of the positioning mechanism 23 is ensured.

As shown in fig. 1, the positioning mechanism 23 further includes a ratchet mechanism 235, where the ratchet mechanism 235 is sleeved on the outer peripheral side of the fastener 234 and is located between the mounting seat 231 and the positioning disc 232, and the ratchet mechanism 235 is in driving connection with the positioning disc 232 to drive the positioning disc 232 to rotate. In this way, the wheel 1 can be selectively fixed in 360 ° circumference.

As shown in fig. 1 and 2, the ratchet mechanism 235 includes a ratchet body 2351 and a pawl 2352, wherein the ratchet body 2351 is sleeved on the outer peripheral side of the fastener 234, and the ratchet body 2351 is connected with the positioning disk 232, and the ratchet body 2351 is rotatably provided with respect to the mounting seat 231; the first end of the pawl 2352 is pivotally connected to the mounting seat 231, and the second end of the pawl 2352 is a pulling end, where the pulling end is used to pull the ratchet body 2351 to perform intermittent motion, so that the ratchet body 2351 drives the positioning disc 232 to rotate by a preset angle.

As shown in fig. 1 and 2, the ratchet mechanism 235 further includes a limit post 2353 and a spring 2354, wherein the limit post 2353 is disposed on a surface of the mounting seat 231 facing the ratchet body 2351 side; the first end of the spring 2354 is connected to the limit post 2353 and the second end of the spring 2354 is connected to the second end of the pawl 2352 to provide a spring force to the second end of the pawl 2352 that extends into the tooth slot on the outer peripheral surface of the ratchet body 2351.

As shown in fig. 1, the ratchet mechanism 235, the positioning disk 232, and the positioning pin 233 are concentrically arranged.

As shown in fig. 1, the mount 231 is connected to the rotation shaft 22. In this way, the stability of the connection of the mounting seat 231 with the rotation shaft 22 is ensured.

Preferably, the mounting seat 231 is welded to the rotation shaft 22, and of course, may be connected by bolts or pins, which will not be described herein.

From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects: by arranging the positioning assembly 20 of the positioning auxiliary device on the base 10, one end of the positioning assembly 20, which is far away from the base 10, is provided with a positioning end 21, the positioning end 21 is provided with a positioning conical surface 211, one end of the positioning conical surface 211, which is far away from the base 10, is a small end side, one end of the positioning conical surface 211, which faces the base 10, is a large end side, and the positioning conical surface 211 is used for being matched with the central holes of the wheels 1 of different models. When the center hole of the wheel 1 of a certain model is small, the center hole of the wheel 1 is positioned to the small end side of the positioning cone 211; when the center hole of the wheel 1 of a certain model is large, the center hole of the wheel 1 is positioned to the large end side through the small end side of the positioning cone 211. The positioning disc can position the wheels 1 with various specifications, the positioning disc 232 has stronger universality and flexibility, and the positioning accuracy of the wheels 1 can be improved.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A positioning assistance device for fixing wheels (1) of different models, comprising:

a base (10);

the locating component (20), locating component (20) set up on base (10), locating component (20) keep away from the one end of base (10) has location end (21), location end (21) have location conical surface (211), just location conical surface (211) keep away from the one end of base (10) is little end side, location conical surface (211) orientation the one end of base (10) is big end side, location conical surface (211) are used for the centre bore adaptation with wheel (1) of different models.

2. Positioning aid according to claim 1, characterized in that the geometric centre line of the base (10) extends in a vertical direction, the geometric centre line of the positioning assembly (20) having an angle a with the geometric centre line of the base (10).

3. Positioning aid according to claim 2, characterized in that the positioning assembly (20) is rotatably arranged on the base (10) for adjusting the angle a.

4. The positioning assistance apparatus according to claim 3, further comprising:

the limiting structure is arranged on the base (10) and is provided with a limiting end, and the limiting end is used for limiting the positioning assembly (20) when the positioning assembly (20) rotates to a preset position so as to prevent the positioning assembly (20) from continuing to rotate.

5. The positioning aid according to claim 1, wherein the geometric centre line of the base (10) extends in a vertical direction, the positioning assembly (20) comprising:

a rotation shaft (22), wherein the rotation shaft (22) is rotatably arranged on the base (10), and the geometric center line of the rotation shaft (22) is perpendicular to the geometric center line of the base (10);

the positioning mechanism (23), positioning mechanism (23) set up on the outer peripheral face of rotation axis (22), just the geometric center line of positioning mechanism (23) is along the radial extension setting of rotation axis (22), positioning mechanism (23) keep away from the one end of rotation axis (22) has positioning end (21).

6. The positioning assistance device according to claim 5, characterized in that the positioning mechanism (23) comprises:

a mounting seat (231), wherein the mounting seat (231) is arranged on the outer circumferential surface of the rotating shaft (22) and extends along the radial direction of the rotating shaft (22);

the positioning disc (232) is rotatably arranged at one end of the mounting seat (231) far away from the rotating shaft (22);

and the locating pin (233) is arranged on the locating disc (232), and one end, far away from the locating disc (232), of the locating pin (233) is provided with the locating conical surface (211) so as to form the locating end (21).

7. The positioning assistance device according to claim 6, wherein the positioning pin (233) is provided with a first avoiding via hole, the positioning disc (232) is provided with a second avoiding via hole at a position opposite to the first avoiding via hole, and the positioning mechanism (23) further comprises:

the fastener (234), fastener (234) pass in proper order first dodge the via hole, the second dodge the via hole and with mount pad (231) are connected, in order will positioning disk (232) with locating pin (233) location is installed on mount pad (231).

8. The positioning assistance device according to claim 7, characterized in that the positioning mechanism (23) further comprises:

the ratchet mechanism (235) is sleeved on the outer peripheral side of the fastener (234) and is positioned between the mounting seat (231) and the positioning disc (232), and the ratchet mechanism (235) is in driving connection with the positioning disc (232) so as to drive the positioning disc (232) to rotate.

9. The positioning assistance device according to claim 8, wherein the ratchet mechanism (235) comprises:

a ratchet body (2351), wherein the ratchet body (2351) is sleeved on the outer peripheral side of the fastener (234), the ratchet body (2351) is connected with the positioning disc (232), and the ratchet body (2351) is rotatably arranged relative to the mounting seat (231);

the pawl (2352), the first end of pawl (2352) with mount pad (231) pivoted connection, the second end of pawl (2352) is the stirring end, stirring end is used for stirring ratchet body (2351) is intermittent type motion, so that ratchet body (2351) drives positioning disk (232) rotates preset angle.

10. The positioning assistance device according to claim 9, wherein the ratchet mechanism (235) further comprises:

a limit post (2353), wherein the limit post (2353) is arranged on the surface of the installation seat (231) facing the ratchet body (2351);

and a spring (2354), wherein a first end of the spring (2354) is connected with the limit post (2353), and a second end of the spring (2354) is connected with a second end of the pawl (2352) so as to provide a spring force for the second end of the pawl (2352) to extend into a tooth groove on the outer peripheral surface of the ratchet body (2351).

11. The positioning assistance device according to claim 8, characterized in that the ratchet mechanism (235), the positioning disc (232), the positioning pin (233) are arranged concentrically.

12. Positioning aid according to claim 11, characterized in that the mounting (231) is connected to the rotation shaft (22).