CN216830230U

CN216830230U - Surface polishing device for machining bearing pin of gearbox

Info

Publication number: CN216830230U
Application number: CN202122772344.2U
Authority: CN
Inventors: 夏建明
Original assignee: Zhenjiang Jianhua Bearing Co ltd
Current assignee: Zhenjiang Jianhua Bearing Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-06-28
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a surface polishing device for machining a bearing pin of a gearbox, which comprises a base, a telescopic mechanism, a first side plate, a clamping mechanism and a driving mechanism, wherein the telescopic mechanism for efficient clamping is arranged inside two ends of the base, the first side plate is arranged at the outer end of the telescopic mechanism, the clamping mechanism convenient for size replacement is arranged on the inner end wall of the upper side of the first side plate, and the driving mechanism capable of moving efficiently is arranged on the front side of the base. Through telescopic machanism and fixture, be convenient for carry out effectual centre gripping fixedly at an equipment to not unidimensional bearing pin, carry out efficient polishing treatment through actuating mechanism to the bearing pin, improved burnishing device's result of use.

Description

Surface polishing device for machining bearing pin of gearbox

Technical Field

The utility model relates to the technical field of gearboxes, in particular to a surface polishing device for machining a bearing pin of a gearbox.

Background

A large number of bearings are needed in the gearbox, internal needle pins are needed in the bearings, and the surfaces of the bearing needle pins need to be polished in the machining process.

Patent CN201821399278.0 discloses a bearing kingpin work piece tip burnishing and polishing device, this burnishing and polishing device pass through fixing device, can be fixture, live with the ball centre gripping, perhaps the electro-magnet, passes through magnetic force with the kingpin work piece and adsorbs.

The polishing device has the following defects: 1. above-mentioned burnishing device is consuming time power and stability not good to the fixed process of bearing pin, influences normal polishing and handles, has reduced burnishing device's practicality. 2. The polishing device is not convenient for carrying out high-efficiency polishing processing on bearing pins with different sizes on one piece of equipment, needs a plurality of pieces of equipment with different models to process, and reduces the processing efficiency.

Disclosure of Invention

The utility model mainly aims to provide a surface polishing device for processing a bearing pin of a gearbox, which can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a surface polishing device for machining a bearing pin of a gearbox comprises a base, a telescopic mechanism, a first side plate, a clamping mechanism and a driving mechanism, wherein the telescopic mechanism for efficient clamping is installed inside two ends of the base;

The telescopic mechanism comprises a sliding chute, a sliding plate and a spring, the sliding chute is arranged inside two sides of the base, the sliding chute is embedded inside the sliding chute, limiting grooves are arranged on the front side and the rear side of the sliding chute, limiting blocks are welded on the front side and the rear side of the inner end of the sliding plate and embedded in the limiting grooves, and the spring is arranged at the transverse outer end of each limiting block; the bearing pin is conveniently and efficiently clamped and fixed.

Furthermore, the clamping mechanism comprises a connecting block, an inserting rod, a fixing bolt and a chuck, the connecting block is installed on the inner end walls of the two sides of the first side plate, a slot is formed in the transverse inner end of the connecting block, the inserting rod is inserted and embedded in the slot, a first screw groove is formed in the upper inner part and the lower inner part of the inserting rod, a second screw groove is formed in the upper outer end and the lower outer end of the slot, the fixing bolt is meshed in the first screw groove and the second screw groove, and the chuck is welded on the transverse inner end of the inserting rod; the chuck with the corresponding size can be conveniently replaced according to the size, and the processing efficiency is improved.

Furthermore, the driving mechanism comprises an inner groove, a screw rod and a sleeve block, the screw rod is installed in the inner groove, the right end of the screw rod penetrates through the inner groove and is connected with a second motor, the sleeve block is sleeved on the outer wall of the screw rod, the front end of the sleeve block penetrates through the inner groove, and a support rod is welded to the upper end of the sleeve block; the position of the grinding wheel can be conveniently adjusted, and the polishing effect is improved.

Furthermore, the right end of the connecting block on the right side of the base penetrates through the first side plate and is connected with a first motor; effectively driving the clamped bearing pin to rotate autonomously.

Further, the center of the base is sunken downwards, and the front side and the rear side of the base are inclined upwards; effectively collecting the residue and debris in the polishing process.

Furthermore, the outer end wall of the limiting block is connected with one end of a spring, and the other end of the spring is connected with the outer end wall of the limiting groove; and bearing pins with different length and size are clamped and fixed by utilizing the strong spring potential energy and kinetic energy conversion.

Further, the size of the slot is the same as that of the inserted rod; the stable replacement and installation of the chuck are convenient.

Furthermore, the thickness dimension of the sleeve block is matched with that of the inner groove; the grinding wheel is more stable in the moving process.

Compared with the prior art, the utility model has the following beneficial effects: 1. when needs are fixed to the bearing round pin, stimulate first curb plate to both sides through outside pulling force equipment, it outwards slides at the spout to drive the slide, thereby drive the stopper that the front and back end welded and adorned and slide the extrusion spring to the outer end in the spacing inslot, the spring is compressed and is deformed, make the chuck of first curb plate inside wall separate to both sides simultaneously, the chuck that aligns both sides with the bearing round pin both ends of processing is vacant, make the pulling force equipment release first curb plate of both sides, the spring stretches elasticity, it drives the slide to spout the inner slip to inside promotion stopper, thereby make both sides chuck carry out the centre gripping to bearing round pin both ends simultaneously, it is stable fixed to the bearing round pin, the operation process is high-efficient swift, the practicality of burnishing device has been improved.

2. When bearing pins with different sizes need to be polished, fixing bolts are twisted at the upper end and the lower end to be meshed with the first spiral groove and the second spiral groove to be rotated and taken out, the chuck is pulled towards the inner end to drive the inserted rod to be separated and detached from the slot, the chuck with the inner diameter matched with the outer diameter of the polished bearing pin is replaced, the inserted rod at the outer end of the replaced chuck is inserted into the slot, the first spiral groove and the second spiral groove are aligned, the fixing bolts are meshed and installed, the bearing pins with different sizes can be processed on one device, the first motor is controlled to operate to drive the connecting block to rotate and simultaneously drive the clamped bearing pin to rotate, the second motor is controlled to operate to drive the screw rod to rotate so that the bar block is meshed and rotated relatively in the inner slot, the bar block vertically moves left and right under the limiting effect of the screw rod, the third motor is controlled to operate to drive the grinding wheel to rotate, the grinding wheel moves left and right under the driving of the sleeve block to perform efficient polishing processing on the bearing pin driven to rotate, the use effect of the polishing device is improved.

Drawings

FIG. 1 is a schematic front perspective view of a surface polishing device for machining a bearing pin of a transmission according to the present invention.

FIG. 2 is a schematic diagram of a partial top view cross-sectional structure of a telescoping mechanism of the surface polishing device for machining a bearing pin of a transmission according to the present invention.

Fig. 3 is a partially enlarged structural schematic diagram of a part a in fig. 1 of the surface polishing device for machining the bearing pin of the gearbox of the utility model.

Fig. 4 is a schematic diagram of a local physical strength structure of a clamping mechanism of the surface polishing device for processing the bearing pin of the gearbox.

In the figure: 1. a base; 201. a chute; 202. a slide plate; 203. a limiting groove; 204. a limiting block; 205. a spring; 3. a first side plate; 4. a first motor; 501. connecting blocks; 502. a slot; 503. inserting a rod; 504. a first screw groove; 505. a second screw groove; 506. fixing the bolt; 507. a chuck; 601. an inner tank; 602. a screw; 603. a second motor; 604. sleeving a block; 605. a strut; 7. a second side plate; 8. a grinding wheel; 9. a third motor.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-4, a surface polishing device for processing a bearing pin of a gearbox comprises a base 1, a telescopic mechanism, a first side plate 3, a clamping mechanism and a driving mechanism, wherein the telescopic mechanism for efficient clamping is installed inside two ends of the base 1, the first side plate 3 is installed at the outer end of the telescopic mechanism, the clamping mechanism convenient for size replacement is installed on the inner end wall of the upper side of the first side plate 3, the driving mechanism for efficient movement is installed on the front side of the base 1, a second side plate 7 is installed on two sides of the rear end of the driving mechanism, a grinding wheel 8 is installed inside the upper side of the second side plate 7, and the right end of the grinding wheel 8 is connected with a third motor 9;

The telescopic mechanism comprises a chute 201, a sliding plate 202 and a spring 205, the chute 201 is arranged inside two sides of the base 1, the chute 202 is embedded inside the chute 201, limiting grooves 203 are arranged on the front side and the rear side of the chute 201, limiting blocks 204 are welded on the front side and the rear side of the inner end of the sliding plate 202 and embedded in the limiting grooves 203, and the spring 205 is arranged at the transverse outer ends of the limiting blocks 204; the bearing pin is conveniently and efficiently clamped and fixed.

The clamping mechanism comprises a connecting block 501, an inserting rod 503, a fixing bolt 506 and a chuck 507, wherein the connecting block 501 is installed on the inner end walls of the two sides of the first side plate 3, a slot 502 is formed in the inner end of the connecting block 501 in the transverse direction, the inserting rod 503 is inserted and embedded in the slot 502, a first screw groove 504 is formed in the upper inner part and the lower inner part of the inserting rod 503, a second screw groove 505 is formed in the outer end of the upper side and the lower side of the slot 502, the fixing bolt 506 is engaged in the first screw groove 504 and the second screw groove 505, and the chuck 507 is welded on the inner end of the inserting rod 503 in the transverse direction; the chuck 507 with the corresponding size can be conveniently replaced according to the size, and the processing efficiency is improved.

The driving mechanism comprises an inner groove 601, a screw 602 and a sleeve block 604, wherein the screw 602 is installed in the inner groove 601, the right end of the screw 602 penetrates through the inner groove 601 and is connected with a second motor 603, the sleeve block 604 is sleeved on the outer wall of the screw 602, the front end of the sleeve block penetrates through the inner groove 601, and a support rod 605 is welded at the upper end of the sleeve block 604; the position of the grinding wheel 8 is convenient to adjust, and the polishing effect is improved.

The right end of the right connecting block 501 of the base 1 penetrates through the first side plate 3 and is connected with a first motor 4; effectively drive the bearing pin of being held and independently rotate.

Wherein, the center of the base 1 is sunken downwards, and the front side and the rear side of the base are inclined upwards; effectively collecting the residue and debris in the polishing process.

Wherein, the outer end wall of the limiting block 204 is connected with one end of the spring 205, and the other end of the spring 205 is connected with the outer end wall of the limiting groove 203; and bearing pins with different length and size are clamped and fixed by utilizing the strong spring potential energy and kinetic energy conversion.

The size of the slot 502 is the same as that of the insertion rod 503; the chuck 507 can be replaced and installed stably.

Wherein, the thickness dimension of the sleeve block 604 is matched with the thickness dimension of the inner groove 601; the grinding wheel 8 is made more stable during the movement.

It should be noted that, the present invention is a surface polishing device for processing bearing pin of gearbox, when the bearing pin needs to be fixed, the first side plate 3 is pulled to both sides by external pulling device, the sliding plate 202 is driven to slide outwards in the sliding slot 201, thereby driving the limiting blocks 204 welded at the front and rear ends to slide outwards in the limiting slots 203 and extrude the spring 205, the spring 205 is deformed by compression, so that the chucks 507 on the inner side wall of the first side plate 3 are separated to both sides simultaneously, the processed bearing pin has both ends aligned with the chucks 507 at both sides and is empty, so that the pulling device at both sides releases the first side plate 3, the spring 205 will stretch elastically, the limiting block 204 is pushed inwards to drive the sliding plate 202 to slide towards the inner end of the sliding slot 201, thereby both side chucks 507 simultaneously clamp both ends of the bearing pin, the bearing pin is stably fixed, when bearing pins with different sizes need to be polished, the fixing bolt 506 is twisted towards both ends to make it rotate and be taken out in the first spiral groove 504 and the second spiral groove 505, pulling the chuck 507 to the inner end to drive the inserted rod 503 to separate and disassemble from the slot 502, replacing the chuck 507 with the inner diameter matched with the outer diameter of the polished bearing pin, inserting the inserted rod 503 at the outer end of the replaced chuck 507 into the slot 502, aligning the first spiral groove 504 with the second spiral groove 505, mounting the fixing bolt 506 in a meshing manner, so that bearing pins with different sizes can be processed on one device, controlling the first motor 4 to operate to drive the connecting block 501 to rotate and rotate the clamped bearing pin simultaneously, controlling the second motor 603 to operate, driving the screw 602 to rotate to drive the bar block 604 to rotate in a relative meshing manner on the screw 602, vertically moving left and right under the limiting effect of the inner groove 601, controlling the third motor 9 to operate to drive the grinding wheel 8 to rotate, and driving the grinding wheel 8 to move left and right under the driving of the sleeve block 604 to perform efficient polishing processing on the driven rotating bearing pin.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The surface polishing device for machining the bearing pin of the gearbox is characterized by comprising a base (1), a telescopic mechanism, a first side plate (3), a clamping mechanism and a driving mechanism, wherein the telescopic mechanism for efficient clamping is installed inside two ends of the base (1), the first side plate (3) is installed at the outer end of the telescopic mechanism, the clamping mechanism convenient for size replacement is installed on the inner end wall of the upper side of the first side plate (3), the driving mechanism capable of moving efficiently is installed on the front side of the base (1), second side plates (7) are installed on two sides of the rear end of the driving mechanism, a grinding wheel (8) is installed inside the upper side of each second side plate (7), and the right end of the grinding wheel (8) is connected with a third motor (9);

Telescopic machanism includes spout (201), slide (202) and spring (205), inside base (1) both sides was seted up in spout (201), slide (202) inlay the dress inside spout (201), spout (201) front and back side is opened and is equipped with spacing groove (203), slide (202) inner front and back side weld is equipped with stopper (204) and gomphosis in spacing groove (203), spring (205) are installed to stopper (204) horizontal outer end.

2. The surface polishing device for processing a bearing pin of a transmission according to claim 1, wherein: the clamping mechanism comprises a connecting block (501), an inserting rod (503), a fixing bolt (506) and a chuck (507), wherein the connecting block (501) is arranged on the inner end walls of the two sides of the first side plate (3), a slot (502) is formed inside the transverse inner end of the connecting block (501), the inserting rod (503) is inserted and embedded into the slot (502), a first spiral groove (504) is formed inside the inserting rod (503) from top to bottom, a second spiral groove (505) is formed in the outer end of the upper side and the lower side of the slot (502), the fixing bolt (506) is engaged in the first spiral groove (504) and the second spiral groove (505), and the chuck (507) is welded to the transverse inner end of the inserting rod (503).

3. The surface polishing device for machining a bearing pin of a transmission according to claim 1, wherein: the driving mechanism comprises an inner groove (601), a screw rod (602) and a sleeve block (604), the screw rod (602) is arranged in the inner groove (601), the right end of the screw rod (602) penetrates through the inner groove (601) and is connected with a second motor (603), the sleeve block (604) is sleeved on the outer wall of the screw rod (602) and the front end of the outer wall of the screw rod (602) penetrates through the inner groove (601), and a supporting rod (605) is welded to the upper end of the sleeve block (604).

4. The surface polishing device for bearing pin processing of transmission according to claim 1 or 2, wherein: the right end of the connecting block (501) on the right side of the base (1) penetrates through the first side plate (3) and is connected with a first motor (4).

5. The surface polishing device for machining a bearing pin of a transmission according to claim 1, wherein: the center of the base (1) is sunken downwards, and the front side and the rear side of the base incline upwards.

6. The surface polishing device for processing a bearing pin of a transmission according to claim 1, wherein: the outer end wall of the limiting block (204) is connected with one end of a spring (205), and the other end of the spring (205) is connected with the outer end wall of the limiting groove (203).

7. The surface polishing device for bearing pin machining of transmission case according to claim 2, characterized in that: the size of the slot (502) is the same as that of the inserted rod (503).

8. The surface polishing device for bearing pin machining of transmission case according to claim 3, characterized in that: the thickness dimension of the sleeve block (604) is matched with that of the inner groove (601).