Repairing device for abraded shaft

Abstract

The utility model relates to the technical field of abraded shaft repairing, and discloses an abraded shaft repairing device which comprises a mold assembly arranged on the outer side wall of a shaft head. The mold assembly includes: an upper mold; the lower mold is arranged at the bottom of the upper mold; the demolding layer is arranged on the inner side walls of the upper mold and the lower mold; a clamping assembly is arranged on the outer side wall of the mold assembly and comprises clamping plates symmetrically arranged on the outer side wall of the mold assembly. The fixed seat is arranged on the outer side wall of the clamping plate; the fixing bolt is arranged on the outer side wall of the fixing seat; by arranging the clamping assembly and the adjusting assembly, the clamping assembly clamps the upper die and the lower die, the adjusting assembly can synchronously drive the two clamping plates to move inwards, the clamping plates drive the upper die and the lower die to be clamped inwards, installation of the dies is completed, the repairing device can rapidly and fixedly install the dies, and the repairing efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of repairing worn shafts, in particular to a repairing device for worn shafts. Background Art

[0002] The shaft is a cylindrical object that goes through the middle of a bearing, wheel, or gear, but a few are square. The shaft is a mechanical part that supports rotating parts and rotates with them to transmit motion, torque, or bending moment. It is usually a metal round rod, and each section can have different diameters. The parts that rotate in the machine are installed on the shaft. The shaft will wear during use, and the worn shaft will affect the normal operation of the machine. In order to save costs, the shaft can be repaired.

[0003] In the prior art (publication number CN212664073U, proposing a repair device for a worn shaft), it includes a mold main body, which is composed of an upper mold and a lower mold with the same structure. The mold main body is provided with a accommodating cavity for fixing the worn shaft, and the accommodating cavity includes a shaft head accommodating cavity, a wear position accommodating cavity and a shoulder accommodating cavity. The shaft head accommodating cavity is adapted to the shaft head of the worn shaft, the wear position accommodating cavity is adapted to the wear position of the worn shaft, and the shoulder accommodating cavity is adapted to the shoulder of the worn shaft. The mold main body is also provided with a discharge port for discharging excess repair material on the worn shaft from the accommodating cavity.

[0004] In the prior art, a mold is used to repair a worn shaft, and bolts are used to fix the upper and lower molds. During the repair, multiple bolts need to be tightened, which is rather troublesome. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a repair device for a worn shaft, which has the advantages of quickly fixing and installing the mold, greatly improving the repair efficiency, and solves the problem that when repairing the worn shaft with a mold, bolts are used to fix the upper and lower molds, and it is necessary to tighten multiple bolts during the repair, which is rather troublesome.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a repair device for a worn shaft, comprising a mold assembly arranged on the outer side wall of the shaft head;

[0009] The mold assembly comprises:

[0010] Upper mold;

[0011] A lower mold, arranged at the bottom of the upper mold;

[0012] A demoulding layer is provided on the inner side walls of the upper mold and the lower mold;

[0013] The outer side wall of the mold assembly is provided with a clamping assembly, and the clamping assembly includes:

[0014] A clamping plate, symmetrically arranged on the outer side wall of the mold assembly;

[0015] A fixing seat, arranged on the outer side wall of the clamping plate;

[0016] A fixing bolt, arranged on the outer side wall of the fixing seat;

[0017] The outer side wall of the clamping plate is provided with an adjustment component, and the adjustment component comprises:

[0018] A threaded sleeve, fixedly connected to one end of the fixing seat;

[0019] A bidirectional threaded rod, threadedly connected to one end of the threaded sleeve, and having two ends threadedly connected to the two threaded sleeves respectively;

[0020] The adjusting knob is fixedly connected to the outer side wall of the bidirectional threaded rod.

[0021] Preferably, the mold assembly further comprises:

[0022] A positioning plate, fixedly connected to the outer side walls of the upper mold and the lower mold;

[0023] A positioning rod, plugged into the top of the positioning plate;

[0024] A positioning sleeve is arranged at the bottom of the positioning plate and is clamped with the positioning rod.

[0025] Preferably, the clamping plate has an arc-shaped structure.

[0026] Preferably, the clamping assembly further comprises:

[0027] The permanent magnet is fixedly connected to the outer side wall of the clamping plate.

[0028] Preferably, the clamping assembly further comprises:

[0029] The rubber pad is fixedly connected to the outer side wall of the permanent magnet.

[0030] Preferably, the adjusting knob is a hexagonal nut.

[0031] (III) Beneficial effects

[0032] Compared with the prior art, the utility model provides a repair device for a worn shaft, which has the following beneficial effects:

[0033] 1. The clutch housing processing fixture is provided with a clamping component and an adjusting component. The clamping component clamps the upper and lower molds. The adjusting component can synchronously drive the two clamping plates to move inward, so that the clamping plates drive the upper and lower molds to engage inward to complete the installation of the molds. The repair device can quickly fix and install the molds, greatly improving the repair efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 It is a schematic diagram of the structure of the utility model;

[0035] Figure 2 It is a structural schematic diagram of the mold assembly in the utility model;

[0036] Figure 3 It is a schematic diagram of the structure of the clamping assembly and the adjusting assembly in the utility model.

[0037] In the figure:

[0038] 10. Shaft head;

[0039] 20. mold assembly; 21. upper mold; 22. lower mold; 23. demoulding layer; 24. positioning plate; 25. positioning rod; 26. positioning sleeve;

[0040] 30. Clamping assembly; 31. Clamping plate; 32. Fixing seat; 33. Fixing bolt; 34. Permanent magnet; 35. Rubber pad;

[0041] 40. Adjustment assembly; 41. Threaded sleeve; 42. Bidirectional threaded rod; 43. Adjustment knob. DETAILED DESCRIPTION

[0042] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0043] It should be noted that all directional indications in the embodiments of the present application are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0044] In this application, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0045] In addition, in this application, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0046] In the related art, a mold is used to repair a worn shaft, and bolts are used to fix the upper and lower molds. When repairing, multiple bolts need to be tightened, which is rather troublesome.

[0047] In order to solve the problems in the related technology to a certain extent, the embodiment of the present application provides a repair device for a worn shaft. By setting a clamping assembly and an adjusting assembly, the clamping assembly clamps the upper and lower molds, and the adjusting assembly can synchronously drive the two clamping plates to move inward, so that the clamping plates drive the upper and lower molds to engage inward to complete the installation of the mold, so that the repair device can quickly fix and install the mold, greatly improving the repair efficiency.

[0048] The present application is described below with reference to the accompanying drawings and specific embodiments:

[0049] Combination Figure 1-Figure 3 The embodiment of the present application provides a repair device for a worn shaft, comprising a mold assembly 20 disposed on the outer side wall of a shaft head 10; the mold assembly 20 comprises: an upper mold 21; a lower mold 22 disposed at the bottom of the upper mold 21; a demolding layer 23 disposed on the inner side walls of the upper mold 21 and the lower mold 22;

[0050] The upper mold 21 and the lower mold 22 form a mold body, which is clamped to the outer wall of the shaft head 10, and the demoulding layer 23 facilitates demoulding;

[0051] The outer wall of the mold assembly 20 is provided with a clamping assembly 30, and the clamping assembly 30 includes: a clamping plate 31, symmetrically arranged on the outer wall of the mold assembly 20; a fixing seat 32, arranged on the outer wall of the clamping plate 31; and a fixing bolt 33, arranged on the outer wall of the fixing seat 32;

[0052] The clamping plate 31 is fitted with the outer wall of the mold to clamp the upper and lower molds, and the fixing bolt 33 fixes the fixing seat 32 on one side of the clamping plate 31, and the fixing seat 32 fixes the threaded sleeve 41;

[0053] The outer wall of the clamping plate 31 is provided with an adjustment assembly 40, which includes: a threaded sleeve 41, fixedly connected to one end of the fixing seat 32; a bidirectional threaded rod 42, threadedly connected to one end of the threaded sleeve 41, and both ends are threadedly connected to the two threaded sleeves 41 respectively; an adjustment knob 43, fixedly connected to the outer wall of the bidirectional threaded rod 42;

[0054] When fixing the mold, it is only necessary to rotate an adjusting knob 43 so that the adjusting knob 43 drives the bidirectional threaded rod 42 to rotate, so that the bidirectional threaded rod 42 drives the threaded sleeves 41 at the upper and lower ends to move inward or outward synchronously, and the threaded sleeve 41 drives the clamping plate 31 at one end to move, so that the clamping plate 31 clamps and fixes the mold, so that the upper and lower molds can be quickly installed and fixed.

[0055] In some embodiments, the mold assembly 20 also includes: a positioning plate 24, fixedly connected to the outer walls of the upper mold 21 and the lower mold 22; a positioning rod 25, inserted into the top of the positioning plate 24; a positioning sleeve 26, arranged at the bottom of the positioning plate 24, and clamped with the positioning rod 25. By setting the positioning rod 25 and the positioning sleeve 26, the positioning of the upper mold 21 and the lower mold 22 is facilitated.

[0056] In some embodiments, the clamping plate 31 is in an arc-shaped structure, and the clamping plate 31 in the arc-shaped structure can fit tightly against the outer side wall of the mold.

[0057] In some embodiments, the clamping assembly 30 further includes: a permanent magnet 34 fixedly connected to the outer wall of the clamping plate 31. By setting the permanent magnet 34, the permanent magnet 34 can be adsorbed on the outer wall of the mold, which facilitates connection and fixation.

[0058] In some embodiments, the clamping assembly 30 further includes: a rubber pad 35 fixedly connected to the outer side wall of the permanent magnet 34. By providing the rubber pad 35, the outer side wall of the mold can be protected.

[0059] In some embodiments, the adjustment knob 43 is a hexagonal nut, which is convenient for wrench connection.

[0060] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification.

[0061] In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the fact that they can be implemented by ordinary technicians in this field. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0062] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A repair device for a worn shaft, comprising a mold assembly (20) arranged on the outer side wall of a shaft head (10); Features: The mold assembly (20) comprises: Upper mold (21); A lower mold (22) is arranged at the bottom of the upper mold (21); A demoulding layer (23) is arranged on the inner side walls of the upper mold (21) and the lower mold (22); The outer side wall of the mold assembly (20) is provided with a clamping assembly (30), and the clamping assembly (30) comprises: A clamping plate (31) symmetrically arranged on the outer side wall of the mold assembly (20); A fixing seat (32) is arranged on the outer side wall of the clamping plate (31); A fixing bolt (33) is arranged on the outer side wall of the fixing seat (32); The outer side wall of the clamping plate (31) is provided with an adjustment component (40), and the adjustment component (40) comprises: A threaded sleeve (41) fixedly connected to one end of the fixing seat (32); A bidirectional threaded rod (42) is threadedly connected to one end of the threaded sleeve (41), and its two ends are respectively threadedly connected to the two threaded sleeves (41); The adjusting knob (43) is fixedly connected to the outer side wall of the bidirectional threaded rod (42).

2. A repair device for a worn shaft according to claim 1, characterized in that: The mold assembly (20) further includes: A positioning plate (24) fixedly connected to the outer side walls of the upper mold (21) and the lower mold (22); A positioning rod (25) is inserted into the top of the positioning plate (24); A positioning sleeve (26) is arranged at the bottom of the positioning plate (24) and is clamped with the positioning rod (25).

3. A repair device for a worn shaft according to claim 1, characterized in that: The clamping plate (31) is in an arc-shaped structure.

4. A repair device for a worn shaft according to claim 1, characterized in that: The clamping assembly (30) further comprises: The permanent magnet (34) is fixedly connected to the outer side wall of the clamping plate (31).

5. A repair device for a worn shaft according to claim 4, characterized in that: The clamping assembly (30) further comprises: A rubber pad (35) is fixedly connected to the outer side wall of the permanent magnet (34).

6. A repair device for a worn shaft according to claim 1, characterized in that: The adjusting knob (43) is a hexagonal nut.

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