CN218397932U - Special tool for disassembling long-wheelbase bearing - Google Patents

Abstract

The utility model relates to a technical field is dismantled to the bearing, specifically be a be applicable to long wheel base bearing and dismantle specialized tool, including the specialized tool main part, the specialized tool main part is including the front end housing, rear end cap and coupling mechanism, and front end housing and rear end cap pass through coupling mechanism fixed connection, center department runs through on the front end housing has seted up the dismantlement passageway, and both ends all run through about one side of dismantling the passageway and have seted up first adjusting wire hole, dismantle the passageway simultaneously and keep away from one side of first adjusting wire hole about both ends all run through and have seted up second adjusting wire hole, and make things convenient for the code pulling claw to carry out reverse interlock through the reverse couple that sets up, the combination is more firm, can make the even atress of bearing level simultaneously, avoid dismantling the in-process bearing atress inequality, the scratch axial plane, meanwhile the whole instrument accomplishes the bearing dismantlement through extension code pulling stroke, it is high to possess the security, large in strength, small, the combination formula, can be dismantled, portable, therefore, the universality is strong, and is suitable for various changes quick-witted equipment and operational environment's advantage.

Description

Special tool for disassembling long-wheelbase bearing

Technical Field

The utility model relates to a technical field is dismantled to the bearing, specifically is a be applicable to long wheel base bearing and dismantle specialized tool.

Background

The conventional puller in the market can not satisfy the demand of dismantling special bearing, for example ordinary puller stroke can not satisfy the condition of dismantling long wheelbase bearing, uses the conventional puller to destroy the bearing easily when the bearing is changed, causes equipment damage or even bodily injury.

Therefore, it is necessary to design a special tool for disassembling a long-wheelbase bearing to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applicable to long wheel base bearing and dismantle specialized tool to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a be applicable to major axis base bearing and dismantle specialized tool, includes the specialized tool main part, the specialized tool main part is including front end housing, rear end cap and coupling mechanism, and front end housing and rear end cap pass through coupling mechanism fixed connection, the center department runs through and has seted up the dismantlement passageway on the front end housing, and the upper and lower both ends of one side of dismantling the passageway all run through and have seted up first regulation silk hole, dismantle the passageway simultaneously and keep away from one side in first regulation silk hole about both ends all run through and have seted up second regulation silk hole, meanwhile the equal fixed mounting in both sides of front end housing has reverse couple, and the rear end cap is including first semicircle lid and second semicircle lid.

As the utility model discloses preferred scheme, be provided with adjustable installation passageway between first semicircle lid, the second semicircle lid, and first semicircle lid, second semicircle lid are the both sides of symmetrical type distribution at adjustable installation passageway.

As the utility model discloses preferred scheme, coupling mechanism is including first connecting screw group and second connecting screw group, and first connecting screw group is including two sets of first lead screw main parts, and the second connecting screw group is including two sets of second lead screw main parts simultaneously, and the surface of first lead screw main part of every group, second lead screw main part of while is close to the equal spiral mounting of a department and has first stop nut, second stop nut.

As the utility model discloses preferred scheme, first lead screw main part, second lead screw main part run through the inside in first regulation screw hole, second regulation screw hole respectively, and first limit nut, second limit nut are located the both ends face of front end housing respectively, and front end housing one end is kept away from respectively with first semicircle lid, second semicircle lid fixed mounting to first lead screw main part, second lead screw main part simultaneously.

As the preferred scheme of the utility model, the specialized tool main part adopts carbon steel customization to form.

As the preferred scheme of the utility model, first regulation screw hole and second regulation screw hole be the slotted hole.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a withdrawal tool cooperation draws sign indicating number to use, when using, can act on the bearing inner circle with the rear end cap, and utilize the reverse couple that draws a sign indicating number claw to act on the front end housing both sides, provide the effort simultaneously, and guarantee the even atress of bearing level, accomplish the bearing dismantlement, and through adjusting the position of first lead screw main part in first adjusting wire downthehole portion and second lead screw main part in second adjusting wire downthehole portion, can be to first semicircle lid, distance length between the second semicircle lid adjusts, realize the dismantlement operation of the long bearing of different diameters size, and through adjusting the position of front end housing in first lead screw main part and second lead screw main part, can adjust the distance length between front end housing and the rear end cap, realize the dismantlement operation of different long bearings, and make things convenient for drawing a sign indicating number claw to carry out reverse interlock through the reverse couple that sets up, combine more firmly, can make the even atress of bearing level simultaneously, avoid dismantling the in-process bearing atress inequality, the scratch axial plane, influence the axle vibration problem of axle, meanwhile, whole instrument is through drawing a sign indicating number to dismantle through the combination formula dismantlement safety, it is high, it is big, the size of the portable strong, the benefit of the portable equipment, the portable strong and the benefit of the environment is strong.

Drawings

Fig. 1 is a schematic view of the overall overlooking three-dimensional external structure of the present invention;

fig. 2 is a schematic view of a top-down three-dimensional disassembled structure of the front end cover of the present invention;

fig. 3 is a schematic view of a top-view three-dimensional enlarged structure of the rear end cap of the present invention;

fig. 4 is a schematic view of a top-down perspective enlarged structure of the connection mechanism of the present invention;

in the figure: 1. a specialized tool body; 2. a front end cover; 21. disassembling the channel; 22. a first adjusting screw hole; 23. a second adjusting screw hole; 24. reversely hooking; 3. a rear end cap; 31. a first semicircular cover body; 32. a second semicircular cover body; 4. a connecting mechanism; 41. a first connecting screw rod group; 42. a second connecting screw rod group; 43. a first lead screw body; 44. a second lead screw body; 45. a first stop nut; 46. and a second limiting nut.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

Please refer to fig. 1-4, the present invention provides a technical solution:

a special tool suitable for disassembling a long-wheelbase bearing comprises a special tool main body 1, wherein the special tool main body 1 comprises a front end cover 2, a rear end cover 3 and a connecting mechanism 4, the front end cover 2 and the rear end cover 3 are fixedly connected through the connecting mechanism 4, a disassembling channel 21 penetrates through the center of the front end cover 2, first adjusting screw holes 22 penetrate through the upper end and the lower end of one side of the disassembling channel 21, second adjusting screw holes 23 penetrate through the upper end and the lower end of one side of the disassembling channel 21, which is far away from the first adjusting screw holes 22, the first adjusting screw holes 22 and the second adjusting screw holes 23 are slotted holes, reverse hooks 24 are fixedly mounted on two sides of the front end cover 2, the rear end cover 3 comprises a first semicircular cover body 31 and a second semicircular cover body 32, the rear end cover 3 can act on a bearing inner ring, and a code pulling claw (here, a two-claw code pulling claw, certainly, 3 reverse hooks 24 can be arranged to be matched with the three-jaw puller hook) to act on the reverse hooks 24 on the two sides of the front end cover 2, simultaneously provide acting force and ensure that the bearing is horizontally and uniformly stressed to finish bearing disassembly, the distance length between the first semicircular cover body 31 and the second semicircular cover body 32 can be adjusted by adjusting the positions of the first lead screw main body 43 in the first adjusting screw hole 22 and the second lead screw main body 44 in the second adjusting screw hole 23 to realize the disassembly operation of the long bearings with different diameters, the distance length between the front end cover 2 and the rear end cover 3 can be adjusted by adjusting the positions of the front end cover 2 on the first lead screw main body 43 and the second lead screw main body 44 to realize the disassembly operation of different long bearings, the puller hook is convenient to be reversely engaged through the arranged reverse hooks 24, and the combination is firmer, simultaneously can make the even atress of bearing level, avoid dismantling the in-process bearing atress uneven, the scratch axial plane, influence the beating of axle and change quick-witted vibration problem, whole instrument accomplishes the bearing through extension code-pulling stroke and dismantles simultaneously, possesses the security height, and intensity is big, and is small, and the combination formula can be disassembled, portable, and the commonality is strong, is applicable to various advantages of changeing quick-witted equipment and operational environment.

In an embodiment, referring to fig. 2, 3 and 4, an adjustable installation channel is disposed between the first semicircular cover 31 and the second semicircular cover 32, and the first semicircular cover 31 and the second semicircular cover 32 are symmetrically distributed on two sides of the adjustable installation channel; the connecting mechanism 4 comprises a first connecting screw rod group 41 and a second connecting screw rod group 42, the first connecting screw rod group 41 comprises two groups of first screw rod main bodies 43, the second connecting screw rod group 42 comprises two groups of second screw rod main bodies 44, and meanwhile, a first limiting nut 45 and a second limiting nut 46 are spirally mounted on the outer surfaces of the first screw rod main bodies 43 and the second screw rod main bodies 44 of each group close to one end; the first lead screw main body 43 and the second lead screw main body 44 respectively penetrate through the first adjusting screw hole 22 and the second adjusting screw hole 23, the first limit nut 45 and the second limit nut 46 are respectively positioned on two end faces of the front end cover 2, and meanwhile, one ends of the first lead screw main body 43 and the second lead screw main body 44, which are far away from the front end cover 2, are respectively fixedly installed with the first semicircular cover body 31 and the second semicircular cover body 32; the special tool main body 1 is customized by carbon steel.

The working principle is as follows: when the bearing dismounting machine is used, the rear end cover 3 can act on the inner ring of a bearing, the puller claw acts on the reverse hooks 24 on two sides of the front end cover 2, acting force is provided, bearing horizontal uniform stress is guaranteed, bearing dismounting is completed, dismounting operation of long bearings with different diameters is realized by adjusting the positions of the first lead screw main body 43 in the first adjusting screw hole 22 and the second lead screw main body 44 in the second adjusting screw hole 23, the distance length between the first semicircular cover body 31 and the second semicircular cover body 32 can be adjusted, the bearing horizontal uniform stress is avoided by adjusting the positions of the front end cover 2 on the first lead screw main body 43 and the second lead screw main body 44, the shaft surface is scratched due to uneven bearing stress in the dismounting process, the shaft surface is influenced, the problem of vibration of a rotary machine is solved, the whole tool can complete dismounting through the puller stroke at the same time, the bearing dismounting is more firm in combination, meanwhile, the bearing horizontal uniform stress can be enabled to be stressed, the shaft surface is prevented from being scratched, the problems of shaft surface damage and vibration of the rotary machine are solved, the whole tool is high in jumping, the bearing dismounting tool has high bearing dismounting strength, the combined type dismounting machine is high in safety, and the combined type dismounting machine is convenient to be popularized, and has high safety, and various advantages, and the combined type working value is high in a certain extension value, and convenience is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a be applicable to special tool is dismantled to long wheel base bearing, includes specialized tool main part (1), its characterized in that: specialized tool main part (1) is including front end housing (2), rear end housing (3) and coupling mechanism (4), and front end housing (2) and rear end housing (3) are through coupling mechanism (4) fixed connection, center department runs through and has seted up dismantlement passageway (21) on front end housing (2), and both ends all run through about dismantling one side of passageway (21) and have seted up first regulation screw hole (22), dismantle passageway (21) simultaneously and keep away from one side of first regulation screw hole (22) both ends all run through about and have seted up second regulation screw hole (23), meanwhile the equal fixed mounting in both sides of front end housing (2) has reverse couple (24), and rear end housing (3) are including first semicircle lid (31) and second semicircle lid (32).

2. The special tool for disassembling the long-wheelbase bearing according to claim 1, wherein: an adjustable installation channel is arranged between the first semicircular cover body (31) and the second semicircular cover body (32), and the first semicircular cover body (31) and the second semicircular cover body (32) are symmetrically distributed on two sides of the adjustable installation channel.

3. The special tool for disassembling the long-wheelbase bearing according to claim 1, wherein: coupling mechanism (4) are including first connecting screw group (41) and second connecting screw group (42), and first connecting screw group (41) is including two sets of first lead screw main part (43), and second connecting screw group (42) is including two sets of second lead screw main part (44) simultaneously, and the surface of every first lead screw main part of group (43), second lead screw main part (44) is close to the equal spiral mounting of one end department and is had first stop nut (45), second stop nut (46) simultaneously.

4. The special tool for disassembling the long-wheelbase bearing according to claim 3, wherein: the first lead screw main body (43) and the second lead screw main body (44) penetrate through the first adjusting screw hole (22) and the second adjusting screw hole (23) respectively, the first limiting nut (45) and the second limiting nut (46) are located on two end faces of the front end cover (2) respectively, and meanwhile one ends, far away from the front end cover (2), of the first lead screw main body (43) and the second lead screw main body (44) are fixedly installed with the first semicircular cover body (31) and the second semicircular cover body (32) respectively.

5. The special tool for disassembling the long-wheelbase bearing according to claim 1, wherein: the special tool main body (1) is customized by carbon steel.

6. The special tool for disassembling the long-wheelbase bearing according to claim 1, wherein: the first adjusting screw hole (22) and the second adjusting screw hole (23) are long round holes.

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