CN215091848U

CN215091848U - Bearing bush assembly machine

Info

Publication number: CN215091848U
Application number: CN202121308086.6U
Authority: CN
Inventors: 曾毅; 刘洪林
Original assignee: Chongqing Zengying Machanical And Electronic Manufacturing Co ltd
Current assignee: Chongqing Zengying Machanical And Electronic Manufacturing Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-10
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a bearing bush assembly machine, comprises a workbench, be equipped with the cavity in the workstation, the cavity internal rotation is connected and is equipped with the pivot, the connection of central position is equipped with the baffle in the cavity, the one end of pivot is extended the workstation side and is connected and be equipped with the operation hand wheel, the both sides that lie in the baffle in the pivot are equipped with left-handed screw thread and right-handed screw thread respectively, equal threaded connection is equipped with the thread piece on left-handed screw thread and the right-handed screw thread, the connection is equipped with the connecting rod on the thread piece, the connecting rod extends above the workstation and connects and be equipped with the locking board, connect on the workstation and be equipped with two risers, connect between two risers and be equipped with the roof, connect under the roof and be equipped with electric putter, electric putter's extension end is connected and is equipped with the briquetting. Compared with the prior art, the utility model the advantage lies in: novel structure, reasonable design and convenient use.

Description

Bearing bush assembly machine

Technical Field

The utility model relates to a bearing bush assembly technical field specifically indicates a bearing bush assembly machine.

Background

The bearings are mainly divided into two categories of rolling bearings and sliding bearings, the sliding bearings are widely applied to the fields of construction, coal mines, traffic, port freight, logistics, lifting and installation engineering and the like due to the advantage of large load, the quality of a bush and a bearing seat of the sliding bearing in the assembling process has large influence on the service performance of the bearing, and due to the difference of application occasions and different requirements of conditions, such as lubrication and non-lubrication, permanent combination and free combination and the like, the materials and the matching conditions during the bush assembling are different, so that the assembling mode is not sufficient, and the assembling method can be divided into the following assembling methods according to the assembling relation of the bush in the assembling process: gluing and assembling: in order to meet the strength requirement, anaerobic adhesive is mainly selected, is in a liquid state in an oxygen-containing environment and is rapidly solidified between metal parts after air is isolated, so that the lining is firmly bonded; a temperature difference assembling method: the assembling method is an assembling method which utilizes the heating expansion of the containing piece and the cooling contraction of the contained piece to ensure that the interference magnitude disappears temporarily and a certain loading gap exists, and comprises a thermal expansion assembling method, a cold contraction assembling method and a thermal expansion and cold contraction assembling method; press-fit assembling method: this is the most common way to assemble the bushing by placing a wooden pad over the bushing and hammering the pad to squeeze the bushing into the hole.

At present, a press fit assembly method is mostly adopted, workers are required to forcibly knock the bushing into the bearing, the labor intensity of the workers is high, the knocking force of the workers is different, the assembly quality is poor in price, the speed is low, and the subsequent processing is not facilitated.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical problem, a bearing bush assembly machine of novel structure, reasonable in design, convenient to use is provided.

In order to solve the technical problem, the utility model provides a technical scheme does: a bearing bush assembly machine comprises a workbench, wherein a plurality of supporting legs are connected and arranged below the workbench, a cavity is arranged in the workbench, a rotating shaft is rotationally connected and arranged in the cavity, a baffle is connected and arranged at the central position in the cavity, one end of the rotating shaft extends out of the side face of the workbench and is connected with an operating hand wheel, left-handed threads and right-handed threads are respectively arranged on the rotating shaft and positioned at two sides of the baffle, threaded blocks are respectively arranged on the left-handed threads and the right-handed threads in a threaded connection mode, a connecting rod is connected and arranged on each threaded block, each connecting rod extends out of the upper face of the workbench and is connected with a locking plate, a plurality of elastic columns are connected and arranged on the inner sides of the locking plates, fixing plates are connected and arranged on the elastic columns, a bearing seat is arranged between the two locking plates, a bush is arranged between the two fixing plates, two vertical plates are connected and arranged on the workbench, and a top plate is connected and arranged between the two vertical plates, an electric push rod is connected and arranged under the top plate, and a pressing block is connected and arranged at the extending end of the electric push rod.

As an improvement, a stabilizing block is connected and arranged below the supporting leg.

As an improvement, a bearing is arranged at the joint of the rotating shaft and the workbench in a connecting manner.

As an improvement, the side surface of the workbench is provided with a limiting hole, the operating hand wheel is uniformly provided with a plurality of positioning holes, a limiting pin is connected in the positioning holes and penetrates through the positioning holes to be matched with the limiting hole for use.

As an improvement, a spring is arranged in the elastic column.

As the improvement, the bearing seat and the bush are both provided with chamfers.

As an improvement, the height of the fixing plate is smaller than that of the pressing block, and the width of the pressing block is the same as the outer diameter of the lining.

After the structure more than adopting, the utility model has the advantages of it is following: the utility model has novel structure, reasonable design, the matching use of the operation hand wheel, the left-handed thread, the right-handed thread, the thread block, the connecting rod and the locking plate can control the two locking plates to be close to or far away from simultaneously, thereby fixing the bearing seat, the matching use of the limiting hole, the locating hole and the limiting pin can fix the operation hand wheel after the locking plate fixes the bearing seat, prevent the operation hand wheel from sliding to lead the bearing seat to be not firm and firmer, the matching use of the elastic column and the fixing plate can simply locate the bush, lead the bush and the bearing seat to keep concentric state, lead the bush to be pressed into the bearing seat conveniently, lead the arrangement of the chamfer to lead the pressing-in of the bush to be more accurate, lead the matching use of the electric push rod and the pressing block to realize the purpose of pressing the bush into the bearing seat, have simple operation and convenient use, and reduce the labor intensity, the practicability is better.

Drawings

Fig. 1 is a schematic structural diagram of the bearing bush assembling machine of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

FIG. 3 is an enlarged view of part B of FIG. 1

Fig. 4 is a schematic structural diagram of the bearing bush assembly machine in a use state of the present invention.

As shown in the figure: 1. the automatic positioning device comprises a workbench, 2, supporting legs, 3, a cavity, 4, a rotating shaft, 5, a baffle, 6, an operating hand wheel, 7, left-handed threads, 8, right-handed threads, 9, a thread block, 10, a connecting rod, 11, a locking plate, 12, an elastic column, 13, a fixing plate, 14, a bearing seat, 15, a lining, 16, a vertical plate, 17, a top plate, 18, an electric push rod, 19, a pressing block, 20, a stabilizing block, 21, a bearing, 22, a limiting hole, 23, a positioning hole, 24, a limiting pin, 25, a spring, 26 and a chamfer.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "center", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation configuration and operation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "provided", "mounted", "connected", and the like are to be understood in a broad sense, and for example, they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached figures 1-4, the bearing bush assembling machine comprises a workbench 1, a plurality of supporting legs 2 are connected and arranged below the workbench 1, a cavity 3 is arranged in the workbench 1, a rotating shaft 4 is rotatably connected and arranged in the cavity 3, a baffle 5 is connected and arranged at the central position in the cavity 3, one end of the rotating shaft 4 extends out of the side surface of the workbench 1 and is connected and provided with an operating hand wheel 6, a left-handed thread 7 and a right-handed thread 8 are respectively arranged on the rotating shaft 4 and positioned at two sides of the baffle 5, thread blocks 9 are respectively connected and arranged on the left-handed thread 7 and the right-handed thread 8, a connecting rod 10 is connected and arranged on the thread blocks 9, the connecting rod 10 extends out of the workbench 1 and is connected and provided with a locking plate 11, a plurality of elastic columns 12 are connected and arranged at the inner sides of the locking plate 11, a fixing plate 13 is connected and arranged on the elastic columns 12, and a bearing seat 14 is arranged between the two locking plates 11, a bushing 15 is arranged between the two fixing plates 13, two vertical plates 16 are connected to the workbench 1, a top plate 17 is connected between the two vertical plates 16, an electric push rod 18 is connected to the position right below the top plate 17, and a pressing block 19 is connected to the extending end of the electric push rod 18.

The utility model discloses a support leg, including supporting leg 2, pivot 4, locating hole 23, locating pin 24, locating hole 23 and spacing hole 22, be equipped with stable piece 20 in the connection of 2 below of supporting leg, pivot 4 is connected with 1 junction of workstation and is equipped with bearing 21, 1 side of workstation is equipped with spacing hole 22, evenly be equipped with a plurality of locating holes 23 on the

operation hand wheel

6, 23 in-connection in the locating hole is equipped with spacer pin 24, spacer pin 24 passes locating hole 23 and uses with spacing hole 22 cooperation, be equipped with spring 25 in the elasticity post 12, all be equipped with chamfer 26 on bearing frame 14 and the bush 15, the height that highly is less than briquetting 19 of fixed plate 13, briquetting 19's width is the same with bush 15's external diameter.

When the utility model is implemented specifically, the two fixing plates 13 are made of smooth rubber materials, the bearing seat 14 is placed between the two locking plates 11 on the workbench 1, the workbench 1 is provided with an opening through which the connecting rod 10 passes, the operation hand wheel 6 is rotated to enable the thread block 9 to move oppositely under the action of the left-handed thread 7 and the right-handed thread 8, and then the locking plates 11 are driven to approach the bearing seat 14 simultaneously until the bearing seat 14 is fixed on the workbench 1 by the two locking plates 11, the operation hand wheel 6 is stopped to rotate, the limiting pin 24 passes through the positioning hole 23 and is inserted into the limiting hole 22, so that the operation hand wheel 6 can not rotate randomly, the bush 15 is placed between the two fixing plates 13, the elastic column 12 acts on the fixing plates 13, the fixing plates 13 can simply position the bush 15, the external power supply is switched on, the electric push rod 18 is controlled to extend, and then the press block 19 is controlled to move downwards to contact with the bush 13 and press the bush 13 into the bearing seat 14, the operation is simple, the use is convenient, the labor intensity is reduced, and the practicability is better.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a bearing bush assembly machine, includes workstation (1), its characterized in that: the support device is characterized in that a plurality of support legs (2) are connected and arranged below the workbench (1), a cavity (3) is arranged in the workbench (1), a rotating shaft (4) is connected and arranged in the cavity (3) in a rotating manner, a baffle (5) is connected and arranged at the central position in the cavity (3), one end of the rotating shaft (4) extends out of the side surface of the workbench (1) and is connected and provided with an operating hand wheel (6), left-handed threads (7) and right-handed threads (8) are respectively arranged on two sides of the baffle (5) on the rotating shaft (4), thread blocks (9) are arranged on the left-handed threads (7) and the right-handed threads (8) in a threaded manner, connecting rods (10) are connected and arranged on the thread blocks (9), the connecting rods (10) extend out of the upper surface of the workbench (1) and are connected and provided with locking plates (11), and a plurality of elastic columns (12) are connected and arranged on the inner side of the locking plates (11), the elastic column (12) is connected with a fixing plate (13), a bearing seat (14) is arranged between the two locking plates (11), a bushing (15) is arranged between the two fixing plates (13), the workbench (1) is connected with two vertical plates (16), a top plate (17) is connected between the two vertical plates (16), an electric push rod (18) is connected and arranged under the top plate (17), and a pressing block (19) is connected and arranged at the extending end of the electric push rod (18).

2. The bearing bush assembling machine as set forth in claim 1, wherein: and a stabilizing block (20) is connected and arranged below the supporting leg (2).

3. The bearing bush assembling machine as set forth in claim 1, wherein: and a bearing (21) is connected with the joint of the rotating shaft (4) and the workbench (1).

4. The bearing bush assembling machine as set forth in claim 1, wherein: the side face of the workbench (1) is provided with a limiting hole (22), the operating hand wheel (6) is uniformly provided with a plurality of positioning holes (23), limiting pins (24) are connected in the positioning holes (23), and the limiting pins (24) penetrate through the positioning holes (23) to be matched with the limiting hole (22) for use.

5. The bearing bush assembling machine as set forth in claim 1, wherein: a spring (25) is arranged in the elastic column (12).

6. The bearing bush assembling machine as set forth in claim 1, wherein: chamfers (26) are arranged on the bearing seat (14) and the bush (15).

7. The bearing bush assembling machine as set forth in claim 1, wherein: the height of the fixing plate (13) is smaller than that of the pressing block (19), and the width of the pressing block (19) is the same as the outer diameter of the lining (15).