CN218697573U

CN218697573U - Fixing device for bearing grinding machine

Info

Publication number: CN218697573U
Application number: CN202221962542.3U
Authority: CN
Inventors: 任弼晟
Original assignee: Wuxi Xibing Precision Machinery Co ltd
Current assignee: Wuxi Xibing Precision Machinery Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-03-24
Anticipated expiration: 2032-07-27

Abstract

The utility model relates to a bearing grinder technical field's a fixing device for bearing grinder, comprises a workbench, the upper surface center department of workstation rotates and is connected with the commentaries on classics piece, the one end of bull stick and axis of rotation all overlaps and is equipped with the fixing bolt who is used for the location. Have the bull stick of first positive screw thread and first negative screw thread and have the axis of rotation of second positive screw thread and second negative screw thread through the setting, can make two second grip blocks that are located the bull stick surface and two first grip blocks that are located the axis of rotation surface carry out relative movement, can be used for supporting the inner wall of bearing through relative displacement, and can also be used for expanding the circumference outer wall of centre gripping bearing, set up fixing bolt in addition and carry out the thread tightening with bull stick and axis of rotation, can make the position of two second grip blocks and first grip block fasten, the device's setting can be fixed fast to treating grinding bearing, and need not to change the part and can fix inner and outer wall.

Description

Fixing device for bearing grinding machine

Technical Field

The utility model relates to a bearing grinding machine technical field especially relates to a bearing grinding machine is with fixing device.

Background

A grinding machine is a machine tool for grinding a surface of a workpiece by using a grinding tool, and in the prior art, the grinding machine performs grinding by using a grinding wheel rotating at a high speed, and a few grinding machines perform processing by using other grinding tools such as oilstones and abrasive belts and free abrasives, such as a honing machine, a superfinishing machine, an abrasive belt grinder, a grinding machine, a polishing machine, and the like.

If an authorized publication is CN212371845U, including the mounting panel, mounting panel top outer wall middle part is fixed with first pivot through the bearing, and the top outer wall of first pivot is fixed with the fixed plate, fixed plate top outer wall four corners all has seted up logical groove along the diagonal, and four logical groove handing-over departments are provided with the rectangular block, four the inner wall that leads to the groove is provided with the cylinder, and one side outer wall and the rectangular block fixed connection that the piston rod was kept away from to the cylinder, four the piston rod one end of cylinder all is fixed with adds the holding part, and adds the holding part and includes the fixed block, the fixed block keeps away from the rectangular block one side outer wall and all has seted up the notch, and one side outer wall that the notch is close to the rectangular block is fixed with first slipmat, the fixed block is close to one side outer wall middle part of rectangular block and has seted up the recess, and the recess is kept away from the rectangular block one side inner wall and is fixed with the second slipmat, the inner wall sliding connection of recess has the clamp plate, and the bottom outer wall of clamp plate is fixed with the protection mat, and it needs two clamping tools or changes different clamping parts to satisfy the clamping effect when having solved polishing bearing, still does not solve the problem of polishing bearing, the outer wall, still the present fixing device, and the bearing, the outer wall of the bearing, the bearing can lead to carry out the bearing to the grinding machine for this to carry out the polishing position for the bearing.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a fixing device for bearing grinder has the effect that need not to change the part and can carry out the centre gripping of bearing inside and outside wall.

The technical scheme of the utility model is that:

the utility model provides a fixing device for bearing grinder, includes the workstation, the upper surface center department of workstation rotates and is connected with the commentaries on classics piece, the surface of commentaries on classics piece is equipped with adjusting part, adjusting part includes the commentaries on classics piece both sides and is close to the turn trough that top department seted up, the below of turn trough is seted up the commentaries on classics hole that runs through the commentaries on classics piece, the bull stick is installed in the internal rotation of turn trough, first left-hand thread and first positive thread have been seted up respectively at both ends around the bull stick, the inner wall rotation in commentaries on classics hole is connected with the axis of rotation, second positive thread and second left-hand thread have been seted up respectively to the surface both sides of axis of rotation, the both ends of bull stick are equipped with the second grip block with first left-hand thread and handle threaded connection respectively, the both ends of axis of rotation are equipped with the first grip block of being equipped with second positive thread and second left-hand thread threaded connection respectively, the one end of bull stick and axis of rotation all is used for the fixing bolt of location.

In a further technical scheme, a mounting groove is formed in the center of the top surface of the workbench, a bearing seat is fixedly mounted on the inner wall of the mounting groove, an output shaft is fixedly mounted on the inner wall of the bearing seat, a pentagonal groove is formed in the top end of the output shaft, and a pentagonal bolt inserted into the pentagonal groove is fixedly mounted at the bottom end of the rotating block.

In a further technical scheme, a handle is fixedly mounted at one end of the rotating rod and located at one end close to the first positive thread, and the fixing bolt is arranged opposite to the handle and tightly attached to one of the second clamping blocks.

In a further technical scheme, a handle is fixedly mounted at one end of the rotating shaft and located at one end close to the second positive thread, and the fixing bolt is arranged opposite to the handle and tightly attached to one of the first clamping blocks.

In a further technical scheme, sliding sleeves are fixedly mounted on the lower surfaces of the first clamping block and the second clamping block, and sliding rods fixed on the outer surfaces of the rotating blocks are connected inside the sliding sleeves in a sliding mode.

In a further technical scheme, anti-skidding blocks are fixedly mounted on two sides of the top surfaces of the first clamping block and the second clamping block.

In a further technical scheme, the rotating shaft is located below the rotating rod, the length of the two first clamping blocks is longer than that of the two second clamping blocks, and the top surfaces of the two first clamping blocks and the top surface of the second clamping block are located at the same height.

The utility model has the advantages that:

1. the device has the advantages that the rotating rod with the first positive threads and the first negative threads and the rotating shaft with the second positive threads and the second negative threads are arranged, so that the two second clamping blocks positioned on the surface of the rotating rod and the two first clamping blocks positioned on the surface of the rotating shaft can move relatively, the inner walls of the bearings can be abutted through the relative moving distance, the circumferential outer walls of the bearings can be expanded and clamped, in addition, the fixing bolts are arranged for fixing the rotating rod and the rotating shaft in a threaded manner, the positions of the two second clamping blocks and the first clamping blocks can be fastened, the device can be used for fixing the bearings to be polished quickly, the bearings do not need to be polished by replacing clamping positions, and the polishing efficiency is high after the device is used;

2. through setting up workstation top surface center department and rotating output shaft through the mounting groove fixed, can make the commentaries on classics piece install can normally rotate after the output shaft top and polish, only need during the installation with the five arriss of commentaries on classics piece bottom bolt inject five arriss groove can, easy operation has the convenience.

Drawings

Fig. 1 is a schematic diagram of an expanded structure of an embodiment of the present invention;

fig. 2 is a schematic view of a clamping structure according to an embodiment of the present invention;

fig. 3 is a schematic side view of the cross-sectional structure of the embodiment of the present invention;

fig. 4 is an assembly structure diagram of the output shaft and the rotating block of the embodiment of the present invention.

Description of reference numerals:

1. a work table; 2. rotating the block; 3. hole turning; 4. rotating the groove; 5. a first positive thread; 6. a first counter thread; 7. a grip; 8. a second positive thread; 9. a second counter-thread; 10. a first clamping block; 11. a second clamping block; 12. anti-skid blocks; 13. fixing the bolt; 14. a slide rod; 15. a sliding sleeve; 16. mounting grooves; 17. a bearing seat; 18. an output shaft; 19. a pentagonal prismatic groove; 20. five-edge bolt.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

Example (b):

as shown in fig. 1-4, a fixing device for bearing grinding machine, including workstation 1, the upper surface center department of workstation 1 rotates and is connected with commentaries on classics piece 2, the surface of commentaries on classics piece 2 is equipped with adjusting part, adjusting part includes commentaries on classics piece 2 both sides are close to the turn trough 4 that top department seted up, the below of turn trough 4 is seted up and is run through commentaries on classics hole 3 of commentaries on classics piece 2, the bull stick is installed in the internal rotation of turn trough 4, first left-hand thread 6 and first positive thread 5 have been seted up respectively at both ends around the bull stick, the inner wall of turn trough 3 rotates and is connected with the axis of rotation, second positive thread 8 and second left-hand thread 9 have been seted up respectively to the surface both sides of axis of rotation, the both ends of bull stick are equipped with the second grip piece 11 with first left-hand thread 6 and handle 7 threaded connection respectively, the both ends of axis of rotation are equipped with the first grip piece 10 with second positive thread 8 and second left-hand thread 9 threaded connection respectively, the one end cover of bull stick and axis of rotation is equipped with fixing bolt 13 that is used for the location.

The working principle of the above technical scheme is as follows:

when the inner ring of the bearing needs to be polished, the rotating shaft and the rotating rod are rotated, the first clamping block 10 and the second clamping block 11 are respectively moved on the outer surfaces of the rotating shaft and the rotating rod, in the process, the two opposite first clamping blocks 10 can be relatively pushed under the threaded connection effect of the second positive threads 8 and the second negative threads 9, meanwhile, the two second clamping blocks 11 can be relatively pushed under the threaded connection effect of the first positive threads 5 and the first negative threads 6, after adjustment, the opposite surfaces of the two opposite first clamping blocks 10 and the second clamping blocks 11 are attached to the outer surface of the bearing, the bearing is fixed in a four-side clamping state, when the outer ring needs to be polished, the relative distance between the second clamping blocks 11 and the first clamping blocks 10 is adjusted in the same mode, then the opposite surfaces of the two first clamping blocks 10 and the second clamping blocks 11 are attached to the four diagonal positions of the inner wall of the bearing, in the fixing process, the inner ring of the bearing is polished, a fixing bolt 13 needs to be fixed on the outer surface of one of the first clamping blocks 10 and the second clamping blocks 11, the outer surface of the outer ring of the bearing is polished, the outer wall of the bearing needs to be quickly adjusted, and the inner ring of the bearing can be fixed on the inner wall of the bearing, and the bearing can be adjusted, and the bearing can be adjusted.

In another embodiment, as shown in fig. 1, 3 and 4, a mounting groove 16 is formed in the center of the top surface of the table 1, a bearing seat 17 is fixedly mounted on the inner wall of the mounting groove 16, an output shaft 18 is fixedly mounted on the inner wall of the bearing seat 17, a pentagonal groove 19 is formed in the top end of the output shaft 18, and a pentagonal bolt 20 inserted into the pentagonal groove 19 is fixedly mounted at the bottom end of the rotating block 2.

When the rotary block 2 is installed, the pentagonal bolt 20 at the bottom end of the rotary block 2 is directly inserted into the pentagonal groove 19 at the top of the output shaft 18, and then the bottom end of the output shaft 18 is connected with a driver, so that the rotary block 2 has rotatable power.

In another embodiment, as shown in fig. 1, a handle 7 is fixedly mounted at one end of the rotating rod, the handle 7 is located at one end close to the first positive thread 5, and a fixing bolt 13 is disposed opposite to the handle 7 and is tightly attached to one of the second clamping blocks 11.

Through the handle 7 that sets up bull stick one end, can be when needs adjust relative distance to two second grip blocks 11, the handle 7 of handheld bull stick one end rotates, lets second grip block 11 by the screw thread promotion, has the effect of being convenient for rotate the regulation, prevents that the palm from being worn and torn.

In another embodiment, as shown in fig. 1 and 2, a handle 7 is fixedly mounted at one end of the rotating shaft, the handle 7 is located at one end close to the second positive thread 8, and a fixing bolt 13 is disposed opposite to the handle 7 and is tightly attached to one of the first clamping blocks 10.

Through setting up handle 7 of axis of rotation one end, can be when needs adjust relative distance to two first grip blocks 10, the handle 7 of rotatory axis of rotation one end lets first grip block 10 promote by the second positive thread 8 and the 9 screw threads of second left-hand thread that set up relatively, has the effect of being convenient for rotate the regulation, prevents that the palm from being worn and torn.

In another embodiment, as shown in fig. 1, a sliding sleeve 15 is fixedly mounted on the lower surface of each of the first holding block 10 and the second holding block 11, and a sliding rod 14 fixed on the outer surface of the rotating block 2 is slidably connected inside the sliding sleeve 15.

The sliding sleeves 15 at the bottoms of the first clamping block 10 and the second clamping block 11 and the sliding rods 14 for sliding are arranged, so that the first clamping block 10 and the second clamping block 11 can have the movement limitation property, and the stability of the first clamping block 10 and the second clamping block 11 under the rotation condition of the rotating block 2 can be maintained after the fixing bolt 13 performs the fixing operation.

In another embodiment, as shown in fig. 2, anti-skid blocks 12 are fixedly mounted on both sides of the top surfaces of the first clamping block 10 and the second clamping block 11.

Through setting up non-slip block 12, can make the bearing when by the centre gripping, can protect inner wall and outer wall not receive abnormal wear.

In another embodiment, as shown in fig. 1 and 2, the rotation shaft is located below the rotation shaft, and the two first clamping blocks 10 have a length longer than that of the two second clamping blocks 11, and the top surfaces of the two first clamping blocks 10 and the top surfaces of the second clamping blocks 11 are located at the same height.

By setting the first and second holding blocks 10 and 11 to have different sizes and the same height, the bearing can have a stable effect when fixed in a quadrangular manner.

The above embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a fixing device for bearing grinding machine, includes workstation (1), its characterized in that: the utility model discloses a rotary table, including workstation (1), upper surface center department of workstation (1) rotates and is connected with commentaries on classics piece (2), the surface of commentaries on classics piece (2) is equipped with adjusting part, adjusting part is close to turn trough (4) that top department seted up including commentaries on classics piece (2) both sides, the below of turn trough (4) is seted up and is run through commentaries on classics hole (3) of commentaries on classics piece (2), the inside rotation of turn trough (4) is installed the bull stick, first anti-thread (6) and first positive thread (5) have been seted up respectively at both ends around the bull stick, the inner wall of commentaries on classics hole (3) rotates and is connected with the axis of rotation, second positive thread (8) and second anti-thread (9) have been seted up respectively to the surface both sides of axis of rotation, the both ends of bull stick are overlapped respectively and are equipped with first centre gripping piece (10) of first anti-thread (6) and handle (7) threaded connection, the both ends of axis of rotation are overlapped respectively and are equipped with the first centre gripping piece (13) that are used for the bolt of location.

2. The fixing device for the bearing grinding machine according to claim 1, characterized in that: mounting groove (16) have been seted up at the top surface center department of workstation (1), the inner wall fixed mounting of mounting groove (16) has bearing frame (17), the inner wall fixed mounting of bearing frame (17) has output shaft (18), pentagonal groove (19) have been seted up on the top of output shaft (18), the bottom fixed mounting of commentaries on classics piece (2) has pentagonal bolt (20) of pegging graft with pentagonal groove (19).

3. The fixing device for the bearing grinding machine according to claim 1, characterized in that: one end of the rotating rod is fixedly provided with a handle (7), the handle (7) is positioned at one end close to the first positive thread (5), and the fixing bolt (13) is arranged opposite to the handle (7) and is tightly attached to one of the second clamping blocks (11).

4. The fixing device for the bearing grinding machine according to claim 1, characterized in that: one end of the rotating shaft is fixedly provided with a handle (7), the handle (7) is positioned at one end close to the second positive thread (8), and the fixing bolt (13) is arranged opposite to the handle (7) and is tightly attached to one of the first clamping blocks (10).

5. The fixing device for the bearing grinding machine according to claim 1, characterized in that: the lower surfaces of the first clamping block (10) and the second clamping block (11) are fixedly provided with sliding sleeves (15), and sliding rods (14) fixed on the outer surface of the rotating block (2) are connected to the inner portions of the sliding sleeves (15) in a sliding mode.

6. The fixing device for the bearing grinding machine according to claim 1, characterized in that: and anti-skidding blocks (12) are fixedly mounted on two sides of the top surfaces of the first clamping block (10) and the second clamping block (11).

7. The fixing device for the bearing grinding machine according to claim 1, characterized in that: the rotating shaft is located below the rotating rod, the length of the two first clamping blocks (10) is longer than that of the two second clamping blocks (11), and the top surfaces of the two first clamping blocks (10) and the top surfaces of the second clamping blocks (11) are located at the same height.