阅读说明：本技术 一种拆轴承装置 (Bearing dismounting device ) 是由 杨林生 郭洪振 邱业岭 王宜峰 庄广明 于 2021-09-13 设计创作，主要内容包括：本发明公开了一种拆轴承装置,涉及拆卸设备领域,技术方案为,包括用于拆卸轴承的拆卸机构,以及用于固定拆卸装置的定位机构,拆卸结构包括与定位机构螺纹连接的螺杆,螺杆上转动连接基座,基座的中部设置螺纹孔,基座通过螺纹孔与螺杆螺纹连接,基座的侧壁上周向阵列设置若干个支杆,每个支杆远离基座的一端分别转动连接一个转接架,每个转接架的另外一端均转动连接一个拉杆；定位机构包括长条板状的底板,底板的中部固定设置立柱,立柱的一端设置用于支撑立柱的支撑单元。本发明的有益效果是：结构简单,使用方便,能够快速的对长轴套上安装的轴承进行拆卸,简化拆卸步骤,减少拆卸过程中的人力物力投入,提高拆卸效率。(The invention discloses a bearing dismounting device, which relates to the field of dismounting equipment, and adopts the technical scheme that the bearing dismounting device comprises a dismounting mechanism for dismounting a bearing and a positioning mechanism for fixing the dismounting mechanism, wherein the dismounting mechanism comprises a screw rod in threaded connection with the positioning mechanism, a base is rotatably connected on the screw rod, a threaded hole is formed in the middle of the base, the base is in threaded connection with the screw rod through the threaded hole, a plurality of support rods are circumferentially arranged on the side wall of the base in an array manner, one end of each support rod, which is far away from the base, is respectively rotatably connected with a switching frame, and the other end of each switching frame is rotatably connected with a pull rod; the positioning mechanism comprises a long-strip-shaped plate-shaped bottom plate, a stand column is fixedly arranged in the middle of the bottom plate, and a supporting unit used for supporting the stand column is arranged at one end of the stand column. The invention has the beneficial effects that: simple structure, convenient to use, the bearing of installing is sheathe in to the major axis that can be quick dismantles, simplifies the dismantlement step, reduces the manpower and materials input of dismantling the in-process, improves and dismantles efficiency.)

1. The bearing dismounting device is characterized by comprising a dismounting mechanism (1) for dismounting a bearing and a positioning mechanism (2) for fixing the dismounting device, wherein the dismounting mechanism comprises a screw rod (3) in threaded connection with the positioning mechanism (2), a base (4) is rotatably connected on the screw rod (3), a threaded hole is formed in the middle of the base (4), the base (4) is in threaded connection with the screw rod (3) through the threaded hole, a plurality of support rods (5) are circumferentially arranged on the side wall of the base (4), one end, far away from the base (4), of each support rod (5) is rotatably connected with a switching frame (6), and the other end of each switching frame (6) is rotatably connected with a pull rod (7);

positioning mechanism (2) are including rectangular platelike bottom plate (8), the fixed stand (9) that sets up in middle part of bottom plate (8), the inside cavity of stand (9), stand (9) are kept away from the fixed end cover (10) that sets up of one end of bottom plate (8), the middle part of end cover (10) sets up the screw hole, the screw hole with screw rod (3) threaded connection, stand (9) are close to the one end setting of end cover (10) is used for supporting support unit (11) of stand (9).

2. The bearing dismounting device according to claim 1, wherein the supporting unit (11) comprises a fixing sleeve (12) with a fixing sleeve (12) arranged on the upright post (9), a plurality of first connecting rods (13) are arranged on the side wall of the fixing sleeve (12) in an array manner, one end of each first connecting rod (13) is rotatably connected with the side wall of the fixing sleeve (12), an adjuster (14) is rotatably arranged on one side of the fixing sleeve (12), the adjuster (14) is sleeved on the outer side of the upright post (9), the outer surface of the adjuster (14) is provided with a thread, the thread is in threaded connection with a movable sleeve (15), and the movable sleeve (15) is parallel to the fixing sleeve (12);

a plurality of second connecting rods (16) are arranged on the outer wall of the movable sleeve (15) in an array mode, each second connecting rod (16) corresponds to one of the first connecting rods (13), and the middle parts of the second connecting rods (16) are mutually rotatably connected with the middle parts of the first connecting rods (13);

one end, far away from the movable sleeve (15), of the second connecting rod (16) is rotatably connected with a supporting plate (17), the supporting plate (17) faces one side of the movable sleeve (15) to form a sliding groove (18), and one end of the first connecting rod (13) is connected in the sliding groove (18) in a sliding mode.

3. Device for bearing removal according to claim 2, characterized in that the end of the adjuster (14) remote from the fixing sleeve (12) is coaxially fixed with a setting knob (19).

4. The bearing dismounting device according to claim 1, characterized in that a projection (20) is coaxially and fixedly arranged at one end of the screw rod (3) far away from the upright post (9), a groove is arranged at one side of the projection (20) far away from the screw rod (3), and a handle (21) is rotatably arranged in the groove.

5. The bearing dismounting device according to claim 1, wherein two ends of the bottom plate (8) are respectively provided with a through groove (22), a fastening bolt (23) is movably connected in each through groove (22), and a fastening nut (24) is screwed on each fastening bolt (23).

6. The bearing dismounting device according to claim 1, wherein the adapter frame (6) comprises two fixing plates (25) arranged in parallel, one end of each fixing plate (25) is fixedly connected with one end of the corresponding support rod through a rotating shaft (26), the adapter frame (6) is rotatably connected with the corresponding support rod (5) through the corresponding rotating shaft (26), one end of each fixing plate (25) is provided with a through hole, an adapter bolt (27) is arranged in each through hole in a penetrating manner, two ends of each adapter bolt (27) extend to two sides of the corresponding fixing plate (25), and an adapter nut (28) is connected to each adapter bolt (27) in a threaded manner.

7. The bearing stripping device as claimed in claim 6, characterized in that the tie rod (7) comprises a z-shaped rod body, two horizontal parts of the rod body are arranged perpendicular to the vertical part, a plurality of through positioning holes (29) are arranged in the middle of the rod body in an array, and one of the positioning holes (29) is rotatably connected with the adapter bolt (27).

Technical Field

The invention relates to the field of disassembling equipment, in particular to a bearing disassembling device.

Background

In some large hydroelectric equipment in a pumped storage power station, a plurality of long shaft sleeves exist, and one end of each long shaft sleeve is provided with a bearing, so that the rotation of the long shaft sleeve or a rotating shaft in the long shaft sleeve is facilitated; due to the fact that the bearing needs to be repaired or replaced, the bearing needs to be disassembled, and a puller is usually used for disassembling the bearing in the disassembling process.

Because the inside cavity of long axle sleeve, the lead screw of current puller does not have the strong point, leads to in the dismantlement process of bearing, can use large-scale equipment to assist the dismantlement usually, and the dismantlement process is complicated, need seriously influence the dismantlement speed with the help of a large amount of manpower and materials, reduces and dismantles efficiency.

Disclosure of Invention

In order to solve the technical problems, the invention provides a bearing dismounting device.

The technical scheme includes that the bearing dismounting device comprises a dismounting mechanism for dismounting a bearing and a positioning mechanism for fixing the dismounting device, the dismounting mechanism comprises a screw rod in threaded connection with the positioning mechanism, the screw rod is rotatably connected with a base, a threaded hole is formed in the middle of the base, the base is in threaded connection with the screw rod through the threaded hole, a plurality of support rods are circumferentially arranged on the side wall of the base in an array mode, one end, far away from the base, of each support rod is rotatably connected with a switching frame, and the other end of each switching frame is rotatably connected with a pull rod;

the positioning mechanism comprises a long-strip-shaped bottom plate, a stand column is fixedly arranged in the middle of the bottom plate, the stand column is hollow inside, the stand column is far away from an end cover fixedly arranged at one end of the bottom plate, a threaded hole is formed in the middle of the end cover, the threaded hole is connected with a screw thread, and the stand column is close to one end of the end cover and is used for supporting a supporting unit of the stand column.

Preferably, the supporting unit comprises a fixed sleeve fixedly sleeved on the upright post, a plurality of first connecting rods are arranged on the side wall of the fixed sleeve in an array manner, one end of each first connecting rod is rotatably connected with the side wall of the fixed sleeve, an adjuster is rotatably arranged on one side of the fixed sleeve, the adjuster is sleeved on the outer side of the upright post, a thread is arranged on the outer surface of the adjuster, a movable sleeve is connected to the thread in a threaded manner, and the movable sleeve is parallel to the fixed sleeve;

a plurality of second connecting rods are arranged on the outer wall of the movable sleeve in an array mode, each second connecting rod corresponds to one of the first connecting rods, and the middle parts of the second connecting rods are mutually rotatably connected with the middle parts of the first connecting rods;

the one end that the second connecting rod kept away from the movable sleeve rotates the joint support board, the backup pad court one side of movable sleeve sets up the spout, the one end of sliding connection first connecting rod in the spout.

Preferably, a knob is coaxially and fixedly arranged at one end of the adjuster, which is far away from the fixed sleeve.

Preferably, the screw rod is far away from the coaxial fixed lug that sets up of one end of stand, the lug deviates from one side of screw rod sets up the recess, the recess internal rotation sets up the handle.

Preferably, two ends of the bottom plate are respectively provided with a through groove, each through groove is movably connected with a fastening bolt, and the fastening bolt is in threaded connection with a fastening nut.

Preferably, the switching frame includes two parallel arrangement's two fixed plates, two the one end of fixed plate is through pivot fixed connection, the switching frame passes through the pivot with branch rotates to be connected, every the one end of fixed plate sets up the through-hole that runs through respectively, run through in the through-hole and set up the switching bolt, the both ends of switching bolt extend to two respectively the both sides of fixed plate, a switching nut of threaded connection on the switching bolt.

Preferably, the pull rod comprises a z-shaped rod body, two horizontal parts of the rod body are perpendicular to the vertical part, a plurality of penetrating positioning holes are arranged in the middle of the rod body in an array mode, and one of the positioning holes is rotatably connected with the adapter bolt.

The technical scheme provided by the embodiment of the invention has the following beneficial effects: simple structure, convenient to use, the bearing of installing is sheathe in to the major axis that can be quick dismantles, simplifies the dismantlement step, reduces the manpower and materials input of dismantling the in-process, improves and dismantles efficiency.

Drawings

Fig. 1 is a schematic view of a usage status of an embodiment of the present invention.

Fig. 2 is a schematic overall structure diagram of the embodiment of the present invention.

Fig. 3 is an enlarged view of a portion a of fig. 2.

Fig. 4 is a schematic view of a supporting unit according to an embodiment of the invention.

Fig. 5 is a schematic structural diagram of an adapter according to an embodiment of the present invention.

Wherein the reference numerals are: 1. a disassembly mechanism; 2. a positioning mechanism; 3. a screw; 4. a base; 5. a strut; 6. a transfer rack; 7. a pull rod; 8. a base plate; 9. a column; 10. an end cap; 11. a support unit; 12. fixing a sleeve; 13. a first link; 14. a regulator; 15. a movable sleeve; 16. a second link; 17. a support plate; 18. a chute; 19. a knob; 20. a bump; 21. a handle; 22. a through groove; 23. fastening a bolt; 24. fastening a nut; 25. a fixing plate; 26. a rotating shaft; 27. adapting the bolt; 28. a switching nut; 29. positioning holes; 100. a long shaft sleeve; 101. and a bearing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1

Referring to fig. 1 to 5, the invention provides a bearing dismounting device, which comprises a dismounting mechanism 1 for dismounting a bearing and a positioning mechanism 2 for fixing the dismounting device, wherein the dismounting mechanism comprises a screw rod 3 in threaded connection with the positioning mechanism 2, a base 4 is rotatably connected on the screw rod 3, a threaded hole is formed in the middle of the base 4, the base 4 is in threaded connection with the screw rod 3 through the threaded hole, a plurality of support rods 5 are circumferentially arrayed on the side wall of the base 4, one end of each support rod 5, which is far away from the base 4, is respectively rotatably connected with an adapter frame 6, and the other end of each adapter frame 6 is rotatably connected with a pull rod 7;

positioning mechanism 2 includes rectangular platelike bottom plate 8, and the fixed stand 9 that sets up in middle part of bottom plate 8, the junction of bottom plate 8 and stand 9 sets up the reinforcing plate, and the inside cavity of stand 9, the fixed end cover 10 that sets up of the one end that keeps away from bottom plate 8 of stand 9, the middle part of end cover 10 sets up the screw hole, screw hole and 3 threaded connection of screw rod, the one end setting that stand 9 is close to end cover 10 is used for supporting upright 9's supporting element 11.

The supporting unit 11 comprises a fixed sleeve 12, wherein the fixed sleeve 12 is arranged on the upright post 9, a plurality of first connecting rods 13 are arranged on the side wall of the fixed sleeve 12 in an array mode, one end of each first connecting rod 13 is rotatably connected with the side wall of the fixed sleeve 12, an adjuster 14 is rotatably arranged on one side of the fixed sleeve 12, the adjuster 14 is sleeved on the outer side of the upright post 9, threads are arranged on the outer surface of the adjuster 14, a movable sleeve 15 is connected to the threads in a threaded mode, and the movable sleeve 15 is parallel to the fixed sleeve 12;

a plurality of second connecting rods 16 are arranged on the outer wall of the movable sleeve 15 in an array mode, each second connecting rod 16 corresponds to one of the first connecting rods 13, and the middle parts of the second connecting rods 16 are mutually rotatably connected with the middle parts of the first connecting rods 13;

one end of the second connecting rod 16 far away from the movable sleeve 15 is rotatably connected with a supporting plate 17, one side of the supporting plate 17 facing the movable sleeve 15 is provided with a sliding groove 18, and one end of the first connecting rod 13 is slidably connected with the sliding groove 18.

The end of the adjuster 14 remote from the sleeve 12 is fixed coaxially with a setting knob 19.

The one end coaxial fixed lug 20 that sets up that the stand 9 is kept away from to screw rod 3, and one side that lug 20 deviates from screw rod 3 sets up the recess, and the recess internal rotation sets up handle 21.

Two ends of the bottom plate 8 are respectively provided with a through groove 22, each through groove 22 is internally and movably connected with a fastening bolt 23, each fastening bolt 23 is in threaded connection with a fastening nut 24, the bottom plate and one end flange of the long shaft sleeve 100 are fixedly connected through the fastening bolts 23, and the through grooves 22 can increase the diameter of the long shaft sleeve 100.

The adapter rack 6 comprises two fixing plates 25 arranged in parallel, one end of each fixing plate 25 is fixedly connected with the corresponding support rod 5 through a rotating shaft 26, the adapter rack 6 is rotatably connected with the corresponding support rod 5 through the rotating shaft 26, a through hole penetrating through the fixing plates 25 is formed in one end of each fixing plate 25 respectively, an adapter bolt 27 penetrates through the through holes, two ends of the adapter bolt 27 extend to two sides of the fixing plates 25 respectively, and an adapter nut 28 is connected with the adapter bolt 27 through threads.

The pull rod 7 comprises a z-shaped rod body, two horizontal parts and a vertical part of the rod body are vertically arranged, a plurality of through positioning holes 29 are formed in the middle of the rod body in an array mode, one positioning hole 29 is rotatably connected with the switching bolt 27 and connected with the switching bolt 27 through different positioning holes 29, and the using range of the dismounting mechanism 1 is widened.

When the invention is used, firstly, the positioning mechanism 2 is fixed in the long shaft sleeve 100, the bottom plate 8 is fixedly connected with a flange of the long shaft sleeve 100, one end of an end cover of the upright post 9 faces one side of the bearing 101, the movable sleeve 15 is moved to one side of the fixed sleeve 12 by rotating the regulator 14, the support plate 17 is driven to move to one side far away from the upright post 9 by the action of the first connecting rod 13 and the second connecting rod 16, and then the plurality of support plates 17 are clung to the inner wall of the long shaft sleeve 100, on one hand, the support unit 11 can play a role of supporting one end of the upright post 9, on the other hand, the upright post 9 and the long shaft sleeve 100 can be coaxial, and the flow of the dismounting mechanism 1 in the use process is improved.

The disassembling mechanism 1 and the positioning mechanism 2 are assembled, the screw rod 3 is inserted into the end cover 10, the screw rod 3 is rotated to enable the screw rod 3 to be located at a position convenient to operate, one end of the pull rod 7 is moved to the inner side of the bearing 101, the horizontal part of the pull rod 7 can be attached to the side face of the bearing 101, the screw rod 3 is rotated by rotating the handle 21, the base 4 is driven to move towards one side away from the cover plate 10, and the bearing 101 is pulled to be separated from the long shaft sleeve 100 through the effect of the switching frame 6 and the pull rod 7.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.