CN110640431A

CN110640431A - Horizontal pressure equipment machine of precision bearing

Info

Publication number: CN110640431A
Application number: CN201910902934.7A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-01-03

Abstract

The invention relates to the technical field of bearing processing, and discloses a horizontal press-mounting machine for precision bearings, which comprises a machine frame, wherein a telescopic rod is installed at the top of the machine frame, a supporting plate is fixedly connected to the top end of the telescopic rod, a sliding rail is installed on the supporting plate, a sliding plate is slidably connected to the top of the sliding rail, a rotating shaft is installed on the inner wall of the sliding plate, a positioning clamp is rotatably connected to the end part of the rotating shaft, and a sliding shaft is installed on the positioning clamp. Through the cooperation between slide rail and the sliding plate, when making the round pin axle receive the pressure bar to do, along with the removal of bearing, move on the slide rail, when the bearing of one end is influenced the pressure equipment by the atress and is slower, the pressure bar top is moved the round pin axle and is removed the big party of work piece to the resistance, utilize the dynamics that the subassembly utilized, increase the speed that the bearing moved to the work piece, make the bearing when the pressure equipment, both ends keep in step, make two bearings press to the inside of work piece simultaneously, guarantee simultaneously again that two bearing atresss are the same, increase the stability of bearing when the installation.

Description

Horizontal pressure equipment machine of precision bearing

Technical Field

The invention relates to the technical field of bearing processing, in particular to a horizontal pressing machine for a precision bearing.

Background

The horizontal bearing press-mounting machine is mainly used for press-mounting bearings, replaces the traditional manual press-mounting of bearings, and utilizes the hydraulic principle to mount the bearings into workpieces.

The working principle of the existing horizontal bearing press-mounting machine is shown in fig. 4, a workpiece is placed on a processing table, then hydraulic presses on two sides of the press-mounting machine are started to drive a pressure rod to move towards the inner wall of the workpiece, the hydraulic pressure is utilized to press the bearing into the workpiece, two ends of the bearing are simultaneously pressed in the press-mounting process, the bearings on pin shafts are subjected to different resistances, so that the bearings at two ends are not synchronously pressed into the workpiece during press-mounting, the unpressed bearing needs higher pressure, when the pressure rod increases the pressure, the end surface of the bearing is stressed to be increased, the end surface of the bearing is stressed to be deformed, internal balls are stressed to be separated from the initial position, the mounted bearing is easy to clamp and wear during use, meanwhile, most of the existing workpieces are directly placed on the processing table, the workpieces are easy to deviate when stressed, the horizontal positions of the workpieces deflect, and the bearings are easy to cause, the pin shaft deflects, so that the resistance of the bearing during press mounting is further increased, the bearing is stressed and deformed, and the subsequent use of the bearing is influenced.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides a horizontal pressing machine for a precision bearing, which has the advantages of synchronous pressing and horizontal keeping and solves the problems in the background technology.

The invention provides the following technical scheme: a horizontal press-mounting machine for precision bearings comprises a machine frame, a pressure rod, a processing table, a workpiece, a pin shaft and a bearing sleeve, wherein the pressure rod is arranged on the machine frame, the processing table is arranged in the middle of the machine frame, the workpiece is placed on the processing table, the pin shaft is arranged at the inner ring of the workpiece, the bearing sleeve is arranged on the pin shaft, the top of the machine frame is provided with a telescopic rod, the top end of the telescopic rod is fixedly connected with a supporting plate, the supporting plate is provided with a slide rail, the top of the slide rail is connected with a sliding plate in a sliding way, the inner wall of the sliding plate is provided with a rotating shaft, the end part of the rotating shaft is rotatably connected with a positioning clamp, a sliding shaft is arranged on the positioning clamp, a connecting rod is rotatably arranged on the sliding shaft, the side surface of the sliding plate is fixedly provided with a screw rod positioned above the sliding rail, the connecting rod is in threaded connection with the outer ring of the screw rod, the screw rod is in threaded connection with a threaded sleeve, and the bottom of the threaded sleeve is in contact with the top of the connecting rod.

Preferably, the top of the supporting plate is fixedly connected with transverse plates located on two sides of the sliding rail, the middle of each transverse plate is connected with a transverse rod in a sliding mode, the end portion of each transverse rod penetrates through and extends to the outer portion of each transverse plate, each transverse rod is sleeved with a spring, one end of each spring is fixedly connected with the side face of each transverse plate, and the other end of each spring is fixedly connected with the side face of each sliding plate.

Preferably, the distance between the side surface of the sliding plate and the transverse plate is smaller than the distance between the side surface of the sliding plate and the tail end of the sliding rail.

Preferably, the sliding plate is hollow in the middle, and the outer wall of the positioning clamp is connected with the inner wall of the sliding plate in a sliding manner.

Preferably, the inside of locating clip is installed the blotter, the shape of blotter is the arc, the material of blotter is elastic rubber.

The invention has the following beneficial effects:

1. this horizontal pressure equipment machine of precision bearing, cooperation through between slide rail and the sliding plate, make the round pin axle receive the pressure pole when doing, along with the removal of bearing, move on the slide rail, when the bearing of one end is influenced the pressure equipment by the atress and is slower, the pressure pole top moves the round pin axle and removes the party that the work piece is big to the resistance, utilize the dynamics that the subassembly utilized, increase the speed that the bearing moved to the work piece, make the bearing when the pressure equipment, both ends keep synchronous, make two bearings press to the inside of work piece simultaneously, guarantee simultaneously again that two bearing atress are the same, increase the stability of bearing when the installation.

2. This horizontal pressure equipment machine of precision bearing, through the effect of locating clip and blotter, make the work piece when the installation snap-on the sliding plate, when making the work piece atress, it is different to remain the initial position all the time, keep the horizontally state, make the round pin axle keep vertical direction, reduce the resistance between bearing and the round pin axle, simultaneously through the connecting rod, the cooperation between screw rod and the swivel nut, make the locating clip can be according to the diameter self-adaptation shrink of work piece, further increase the stability of work piece when processing, increase the suitability of equipment, make the work piece be in stable state processing all the time.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partially enlarged schematic view of FIG. 1;

FIG. 3 is a schematic side view of the portion of FIG. 1;

fig. 4 is a schematic diagram of a conventional structure.

In the figure: 1. a machine frame; 2. a pressure lever; 3. a processing table; 4. a workpiece; 5. a pin shaft; 6. a bearing housing; 7. a telescopic rod; 8. a support plate; 9. a slide rail; 10. a sliding plate; 11. a transverse plate; 12. a cross bar; 13. a spring; 14. a rotating shaft; 15. positioning clips; 16. a cushion pad; 17. a sliding shaft; 18. a connecting rod; 19. a screw; 20. a threaded sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a horizontal press-mounting machine for precision bearings comprises a machine frame 1, a pressure rod 2, a processing table 3, a workpiece 4, a pin 5 and a bearing sleeve 6, wherein the pressure rod 2 is mounted on the machine frame 1, the processing table 3 is mounted in the middle of the machine frame 1, the workpiece 4 is placed on the processing table 3, the pin 5 is mounted at the inner ring of the workpiece 4, the bearing sleeve 6 is mounted on the pin 5, an expansion link 7 is mounted at the top of the machine frame 1, the expansion link 7 is a known technology, and can adjust the height of a support plate 8, so that when the diameter of the workpiece 4 is small, the size of the workpiece 4 is supplemented by adjusting the height of the support plate 8, so that the end of the pin 5 and the end of the pressure rod 2 are kept on the same horizontal line, the top end of the expansion link 7 is fixedly connected with the support plate 8, the support plate 8 is mounted with, the sliding plate 10 can move to different positions along with pressure changes, so that pressures at two ends are kept equal, a rotating shaft 14 is installed on the inner wall of the sliding plate 10, a positioning clamp 15 is rotatably connected to the end portion of the rotating shaft 14, the positioning clamp 15 can rotate along the shaft portion of the rotating shaft 14, a sliding shaft 17 is installed on the positioning clamp 15, a connecting rod 18 is rotatably installed on the sliding shaft 17, a screw rod 19 located above the sliding rail 9 is fixedly installed on the side face of the sliding plate 10, the connecting rod 18 is in threaded connection with the outer ring of the screw rod 19, a threaded sleeve 20 is in threaded connection with the screw rod 19, the bottom of the threaded sleeve 20 is in contact with the top of the connecting rod 18, and the opening and closing angle of the positioning clamp 15 can be controlled through the position where the threaded sleeve 20 moves, so that the positioning clamp 15.

The top of the supporting plate 8 is fixedly connected with transverse plates 11 located on two sides of the sliding rail 9, the middle of each transverse plate 11 is connected with a transverse rod 12 in a sliding mode, the end portion of each transverse rod 12 penetrates through and extends to the outside of each transverse plate 11, each transverse rod 12 is sleeved with a spring 13, one end of each spring 13 is fixedly connected with the side face of each transverse plate 11, the other end of each spring 13 is fixedly connected with the side face of each sliding plate 10, and therefore after the sliding plates 10 are used, the sliding plates 10 are directly rebounded to the initial positions by the elasticity of the springs 13, the sliding plates 10 are located in the middle of the equipment all the time.

The distance between the lateral surface of the sliding plate 10 and the transverse plate 11 is smaller than the distance between the lateral surface of the sliding plate 10 and the end of the sliding rail 9, so that the sliding plate 10 is prevented from falling off the sliding rail 9 when sliding, and the sliding plate 10 is limited on the other hand, so that the sliding plate 10 can only slide for a certain distance.

The middle part of the sliding plate 10 is hollow, and the outer wall of the positioning clamp 15 is slidably connected with the inner wall of the sliding plate 10, so that the positioning clamp 15 can be moved conveniently, and the operation of the threaded sleeve 20 and the connecting rod 18 can be facilitated.

Wherein, the inside of fixation clamp 15 is installed blotter 16, the shape of blotter 16 is the arc, the material of blotter 16 is elastic rubber, increases the stability of work piece 4 when the installation, reduces the stress degree of work piece 4, reduces the wearing and tearing of fixation clamp 15 to work piece 4 simultaneously.

The working principle is that a workpiece 4 is placed on a sliding plate 10, then the distance between positioning clamps 15 is adjusted according to the diameter of the workpiece 4, a threaded sleeve 20 is rotated, a connecting rod 18 is pressed downwards, the connecting rod 18 gradually shrinks inwards along with the downward movement of the connecting rod 18, then the positioning clamps 15 are driven to rotate on a rotating shaft 14 and shrink inwards until the inner sides of the positioning clamps 15 contact the workpiece 4, then the threaded sleeve 20 stops rotating, equipment is started, a pressure rod 2 is driven to move inwards, a bearing sleeve 6 is pressed into the workpiece 4, when the resistance of the bearing sleeve 6 on a pin shaft 5 is increased, the workpiece 4 drives the sliding plate 10 to move to the side with large resistance, the bearing sleeve 6 with small pressure at the other end is stressed to be small, the force of the bearing sleeve 6 with large resistance pushed by the workpiece 4 and the force of the pressure rod 2 to move are accelerated to the inside of the workpiece 4, and when the bearing sleeves 6 at the two ends move to the, the workpiece 4 automatically returns to the initial position and is pressed again.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a horizontal pressure equipment machine of precision bearing, includes frame (1), pressure pole (2), processing platform (3), work piece (4), round pin axle (5), bearing housing (6), install on frame (1) pressure pole (2), the middle part at frame (1) is installed in processing platform (3), place on processing platform (3) work piece (4), the inner circle department at work piece (4) is installed in round pin axle (5), its characterized in that is installed on round pin axle (5) in bearing housing (6): a telescopic rod (7) is installed at the top of the machine frame (1), a supporting plate (8) is fixedly connected to the top end of the telescopic rod (7), a sliding rail (9) is arranged on the supporting plate (8), the top of the sliding rail (9) is connected with a sliding plate (10) in a sliding way, a rotating shaft (14) is installed on the inner wall of the sliding plate (10), a positioning clamp (15) is rotatably connected to the end part of the rotating shaft (14), a sliding shaft (17) is arranged on the positioning clamp (15), a connecting rod (18) is rotatably arranged on the sliding shaft (17), a screw rod (19) positioned above the slide rail (9) is fixedly arranged on the side surface of the slide plate (10), the connecting rod (18) is in threaded connection with the outer ring of the screw rod (19), a threaded sleeve (20) is in threaded connection with the screw rod (19), and the bottom of the threaded sleeve (20) is in contact with the top of the connecting rod (18).

2. The horizontal press-fitting machine for the precision bearing according to claim 1, wherein: the top fixedly connected with of backup pad (8) is located diaphragm (11) of slide rail (9) both sides, the middle part sliding connection of diaphragm (11) has horizontal pole (12), the tip of horizontal pole (12) runs through and extends to the outside of diaphragm (11), the cover is equipped with spring (13) on horizontal pole (12), the side fixed connection of the one end of spring (13) and diaphragm (11), the other end of spring (13) and the side fixed connection of sliding plate (10).

3. The horizontal press-fitting machine for the precision bearing according to claim 2, wherein: the distance between the side surface of the sliding plate (10) and the transverse plate (11) is smaller than the distance between the side surface of the sliding plate (10) and the tail end of the sliding rail (9).

4. The horizontal press-fitting machine for the precision bearing according to claim 1, wherein: the middle part of the sliding plate (10) is hollow, and the outer wall of the positioning clamp (15) is connected with the inner wall of the sliding plate (10) in a sliding mode.

5. The horizontal press-fitting machine for the precision bearing according to claim 1, wherein: the inside of locating clip (15) is installed blotter (16), the shape of blotter (16) is the arc, the material of blotter (16) is elastic rubber.