CN210819363U

CN210819363U - Ohman-14 front hub puller

Info

Publication number: CN210819363U
Application number: CN201921439075.4U
Authority: CN
Inventors: 吉爱东
Original assignee: Tianjin Jitai Yongli Machining Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-23
Anticipated expiration: 2029-08-30

Abstract

The utility model provides an European man-14 preceding wheel hub puller, including sleeve and screw rod, the sleeve main part is the hollow cylinder structure of axial, sleeve main part one end outer fringe is connected with cyclic annular limiting plate, a plurality of pinholes that are on a parallel with the axial are seted up to cyclic annular limiting plate, the pinhole is about sleeve axis symmetry, the sleeve other end is closed structure to set up the screw hole in centre of a circle position, the sleeve connects soon with the screw rod through the screw hole, the screw rod head is hexagonal structure.

Description

Ohman-14 front hub puller

Technical Field

The utility model relates to a mechanical assembly field particularly, relates to an European man-14 preceding wheel hub draws ware.

Background

After the automobile hub runs for a period of time, the automobile hub can face the problem of maintenance or damage and replacement, wherein the bearing is difficult to disassemble and operate, and the bearing and all parts are not damaged, so that the design of a proper disassembling tool is particularly important for reducing the abrasion to the bearing.

The utility model discloses a utility model patent that grant bulletin number is CN2208020124U discloses an axle wheel hub bearing puller, including thread bush, connecting plate, pull ring, first hinge pin and second hinge pin, wherein connecting plate one end is articulated through first hinge pin and thread bush, and the other end is articulated through second hinge pin and pull ring, is provided with a screw rod in the middle of the thread bush, and both pass through threaded connection, and the pull ring passes through the bolt fastening on the work piece, and whole mechanism forms a link mechanism, the working end of screw rod still install the roof, the handle is installed to the other end of screw rod. According to the technical scheme, the thread precession and the link mechanism act together, the universality of the tool is improved, the pulling strength is reduced, but the structure shows that the axle hub bearing puller and the hub form a two-point contact surface in actual work, deformation damage is caused to uneven force application to the hub in the using process, the structure is connected through a plurality of hinge pins, unstable influence factors of the tool are increased due to the cooperation of multiple parts, and the manufacturing cost is increased.

To the above-mentioned problem that exists among the prior art, the utility model discloses the technique provides an European man-14 preceding wheel hub puller, is suitable for the preceding wheel hub dismouting of European man-14 motorcycle type, constitutes through improving instrument each part and uses this instrument with fixed orifices and semi-axis screw fixation back, pulls out wheel hub through rotating the ejector pin, and work efficiency obtains improving, does not harm car parts simultaneously, retrencies to constitute part quantity and structure, increases the stability of instrument, reduces in the use because the uneven damage to wheel hub of application of force.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an European man-14 preceding wheel hub draws ware, including sleeve and screw rod, the sleeve main part is the hollow cylinder structure of axial, sleeve main part one end outer fringe is connected with cyclic annular limiting plate, a plurality of pinholes that are on a parallel with the axial are seted up to cyclic annular limiting plate, the pinhole is about sleeve axis symmetry, the sleeve other end is closed structure to set up the screw hole in centre of a circle position, the sleeve connects with the screw rod soon through the screw hole, the screw rod head is hexagonal structure.

Furthermore, a groove perpendicular to the axial direction is formed in the inner side of the connecting end of the sleeve and the limiting plate.

Furthermore, the number of the pin holes is more than or equal to 2N, and N is more than or equal to 2.

Furthermore, the head of the screw rod is provided with a stress application hole which is vertical to the axial direction.

The utility model discloses wheel hub puller before Eureman-14 has following beneficial effect, and the fixed orifices of symmetry is seted up to modified sleeve structure, realizes the even application of force to wheel hub through the multiple spot contact, has avoided the deformation damage that causes the wheel hub because the application of force is uneven, in addition the utility model discloses wheel hub puller before Eureman-14 has simplified the quantity of spare part on the whole, has increased the stability of instrument, has reduced manufacturing cost and use cost simultaneously.

Drawings

The accompanying drawings, which form a part of the present application, 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 view of the structure of an Ohman-14 front hub puller;

FIG. 2 is a schematic view of the sleeve structure;

FIG. 3 is a schematic view of a screw structure;

wherein the figures include the following reference numerals:

10. a sleeve; 11. a limiting plate; 12. a pin hole; 13. a threaded hole; 14. a groove; 20. a screw; 21. and (7) a stress application hole.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-2, the hman-14 front hub puller of the present invention comprises a sleeve 10 and a screw 20, wherein the main body of the sleeve 10 is an axially hollow cylindrical structure, the outer edge of one end of the main body of the sleeve 10 is connected with an annular limiting plate 11 for bottom surface fitting to the inner edge of the hub and forming a stable contact surface, the limiting plate 11 is provided with a plurality of pin holes 12 parallel to the axial direction, the pin holes 12 are symmetrical with respect to the axis of the sleeve 10, the pin holes 12 correspond to the threaded holes on the hub, the inner side of the connecting end of the sleeve 10 and the limiting plate 11 is provided with an annular groove 14, the groove 14 corresponds to the bearing protrusion to increase the contact area, the other end of the sleeve 10 is a closed structure and is provided with a threaded hole 13 at the position of the center of the circle, the threaded hole 13 corresponds to the threaded, the head of the screw rod 20 is of a hexagonal structure, one end, close to the head, of the threaded portion of the screw rod 20 is provided with a stress application hole 21 which is vertical to the axial direction of the threaded portion of the screw rod 20, the stress application hole 21 is a circular through hole, the stress application hole 21 can be penetrated through a stress application rod, a user can conveniently apply force to the screw rod 20, the screw rod 20 can be screwed in from the thread above the sleeve 10 by screwing the hexagonal head of the screw rod 20 or applying force through the stress application rod, and when the bottom end of the screw rod 20 abuts against the top of the bearing, force is continuously applied to the.

Example 1

The embodiment of the invention provides a puller comprising an Ohman-14 front hub, which comprises a sleeve 10 and a screw rod 20, wherein the outer edge of the opening end of the sleeve 10 is connected with a limiting plate 11, the limiting plate 11 is provided with twelve pin holes 12, the pin holes 12 are symmetrical about an axis, a groove 14 is formed in the inner side of the sleeve 10 connected with the limiting plate 11, the other end of the sleeve 10 is provided with a threaded hole 13 along the circle center, and the head of the screw rod 20 is of a hexagonal structure. When the device is used, the limiting plate 11 of the sleeve 10 is attached to the surface of the hub, the pin holes 12 are in one-to-one correspondence with the threaded holes of the hub, the protruding portion of the inner edge of the hub abuts against the groove 14 at the moment, the sleeve is fixed relative to the hub through the pin holes by screws, the screw rod 20 is screwed in from the threaded hole 13, a wrench or a forcing rod can be used for applying force to the screw rod 20, the bottom end of the screw rod 20 abuts against the surface of a bearing, and the screw rod 20 is continuously screwed in until the hub is.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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. An Ohman-14 front hub puller, characterized in that: including sleeve (10) and screw rod (20), sleeve (10) main part is the hollow cylinder structure of axial, sleeve (10) main part one end outer fringe is connected with cyclic annular limiting plate (11), a plurality of pinhole (12) that are on a parallel with the axial are seted up in limiting plate (11), pinhole (12) are about sleeve (10) axis symmetry, the sleeve (10) other end is closed structure to set up screw hole (13) in centre of a circle position, sleeve (10) connect soon through screw hole (13) and screw rod (20), screw rod (20) head is hexagonal structure.

2. The hmann-14 front hub puller of claim 1, wherein: one end of the sleeve (10) connected with the limiting plate (11) is provided with a groove (14) which is vertical to the axial direction along the inner side.

3. The hmann-14 front hub puller of claim 1, wherein: the number of the pin holes (12) is more than or equal to 2N, and N is more than or equal to 2.

4. The hmann-14 front hub puller of claim 1, wherein: the head of the screw rod (20) is provided with a stress application hole which is vertical and axial.