CN115056106A - Gearbox unidirectional star wheel processing and positioning tool - Google Patents

Abstract

The invention provides a gearbox isolator star wheel machining and positioning tool which comprises a machining table and an installation frame, wherein a moving seat is slidably installed at the upper part of the installation frame; a first driving piece for driving the movable seat to slide is fixedly arranged on the mounting frame; the bottom surface of the movable seat is fixedly provided with a mounting seat; a movable threaded sleeve capable of moving on the mounting seat is arranged in the mounting seat, and the moving direction of the movable threaded sleeve is vertical to that of the moving seat; the bottom surface of the movable threaded sleeve is fixedly connected with a second driving piece, the driving end of the second driving piece is fixedly connected with a servo motor, and a motor shaft of the servo motor is fixedly connected with a grinding wheel corresponding to the machining position of the machining table. The star wheel polishing device can further adjust the polishing position of the star wheel, and can accurately position the star wheel.

Description

Gearbox unidirectional star wheel processing and positioning tooling

technical field

The invention belongs to the field of star wheel processing and positioning, in particular to a star wheel processing and positioning tool for a gearbox unidirectional device.

Background technique

A device that changes the speed ratio and the direction of motion. It is used in automobiles, tractors, ships, machine tools and various machines to change the torque, speed and direction of motion transmitted from the driving shaft to the driven shaft according to different working conditions. Gear-driven gearboxes generally consist of a case and several gear pairs.

A star wheel is generally installed in the gearbox. When processing the star wheel, grinding is a common processing method. When grinding the star wheel, the existing device needs to fix the star wheel, but the existing device needs to fix the star wheel. The processing device can only perform linear processing. When processing different positions of the star wheel, the position of the star wheel needs to be adjusted manually. This requires the star wheel to be fixed and disassembled to move back and forth. To solve the above problems, a processing and positioning tool for the star wheel of the gearbox unidirectional device is now proposed.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a processing and positioning tool for the star wheel of the gearbox unidirectional device, so as to solve the problem that the existing device needs to fix the star wheel when grinding the star wheel, but the existing processing device can only perform linear running processing, When processing different positions of the star wheel, it is necessary to adjust the position of the star wheel manually, which requires the star wheel to be fixed, disassembled and moved back and forth, which is cumbersome to operate and has low processing efficiency.

In order to solve the above-mentioned technical problems, the present invention is achieved through the following technical solutions:

A processing and positioning tool for a star wheel of a gearbox unidirectional device proposed by the present invention comprises a processing table and an installation frame, and a movable seat is slidably installed on the upper part of the installation frame;

A first driving member for driving the sliding of the movable seat is fixedly installed on the mounting frame;

A mounting seat is fixedly installed on the bottom surface of the movable seat;

The mounting seat is provided with a movable screw sleeve that can move on the mounting seat, and the moving direction of the movable screw sleeve is perpendicular to the moving direction of the moving seat;

The bottom surface of the movable screw sleeve is fixedly connected with a second driving member, and the driving end of the second driving member is fixedly connected with a servo motor. The motor shaft of the servo motor is fixedly connected with a grinding wheel corresponding to the processing position of the processing table. .

In the present invention, the first driving member and the second driving member can be air cylinders, one end of the first driving member is fixedly connected with a moving seat, a plurality of guide rods are fixedly installed in the mounting frame, and the guide rods penetrate through the moving seat , a mounting seat is fixedly installed on the bottom surface of the movable seat, a mounting sleeve is fixedly installed on both sides of the inner wall of the mounting seat, a screw rod is installed in the mounting sleeve, and a movable screw sleeve is installed on the peripheral side of the screw rod, The bottom surface of the movable screw sleeve is fixedly connected with a second driving member, the bottom end of the second driving member is fixedly connected with a servo motor, the motor shaft of the servo motor is fixedly connected with a grinding wheel, and the movable screw sleeve can be driven by a motor The screw is used to realize linear sliding. By setting the first driving member and the reciprocating motor, when grinding the star wheel, the cylinder pushes the moving seat to move left and right, and the moving seat further drives the grinding wheel to move left and right, which can be polished according to the position of the star wheel. , Adjust the position of the grinding wheel left and right, the movement of the movable screw sleeve can drive the grinding wheel to move forward and backward, which can further adjust the grinding position of the star wheel, can accurately position the star wheel, and the second driving part can be adjusted. The height of the grinding wheel can adjust and grind star wheels of different thicknesses, with high flexibility.

The present invention has the following beneficial effects:

In the present invention, by arranging the first driving member and the reciprocating motor, when grinding the star wheel, the first driving member pushes the moving seat to move left and right, and the moving seat further drives the grinding wheel to move left and right, so that the grinding wheel can be adjusted according to the grinding position of the star wheel. The position of the grinding wheel can be adjusted left and right, and the movable screw sleeve is driven by the driving member to drive the grinding wheel to move forward and backward, which can further adjust the grinding position of the star wheel, and can accurately position the star wheel. The second driving member can adjust the grinding The height of the wheel can be adjusted and polished for star wheels of different thicknesses, with high flexibility.

It can also adjust and fix star wheels of different sizes for precise positioning.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of gear box unidirectional star wheel processing and positioning tool;

Fig. 2 is the front view structure schematic diagram of the gear box unidirectional star wheel processing and positioning tool;

Figure 3 is a schematic diagram of the structure of the right side view of the processing and positioning tool for the gearbox unidirectional device star wheel;

Fig. 4 is the A-A sectional structure schematic diagram of Fig. 2;

FIG. 5 is a schematic diagram of the cross-sectional structure of FIG. 3 .

In the drawings, the list of components represented by each number is as follows: 1. Processing table; 2. Mounting frame; 3. First driving part; 4. Moving seat; 5. Guide rod; 6. Mounting seat; 7. Reciprocating motor; 8. Second driving part; 9. Servo motor; 10. Grinding wheel; 11. Installation slot; 12. Turning handle; 13. Moving block; 14. Fixed block; 15. Mounting column; 16. Supporting column; 17. Slider Slot; 18, slide bar; 19, nut; 20, table pad; 21, first limit block; 22, first limit slot; 23, screw rod; 24, installation sleeve; 25, movable screw sleeve; 26, Two-way threaded rod; 27, the second limit groove; 28, the second limit block.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to FIG. 1-FIG. 5, the present invention is a processing and positioning tool for the star wheel of the gearbox unidirectional device,

It includes a processing table 1 and an installation frame 2, and the upper part of the installation frame 2 is slidably installed with a movable seat 4;

A first driving member 3 that drives the moving base 4 to slide is fixedly mounted on the mounting frame 2;

A mounting seat 6 is fixedly installed on the bottom surface of the movable seat 4;

The mounting seat 6 is provided with a movable screw sleeve 25 that can move in the mounting seat 6, and the moving direction of the movable screw sleeve 25 is perpendicular to the moving direction of the moving seat 4;

The bottom surface of the movable screw sleeve 25 is fixedly connected with the second driving member 8 , the driving end of the second driving member 8 is fixedly connected with the servo motor 9 , and the motor shaft of the servo motor 9 is fixedly connected with the processing table 1 . The grinding wheel 10 corresponding to the processing position.

In the present invention, both the first driving member 3 and the second driving member 8 can use air cylinders, one end of the first driving member is fixedly connected with a movable seat, and a plurality of guide rods are fixedly installed in the mounting frame, and the guide rods penetrate through the movable seat, A mounting seat is fixedly installed on the bottom surface of the movable seat, and mounting sleeves are fixedly installed on both sides of the inner wall of the mounting seat, a screw rod is installed in the mounting sleeve, and a movable screw sleeve is installed on the peripheral side of the screw rod, so The bottom surface of the movable screw sleeve is fixedly connected with a second driving member, the bottom end of the second driving member is fixedly connected with a servo motor, the motor shaft of the servo motor is fixedly connected with a grinding wheel, and the movable screw sleeve can drive the screw through the motor. To achieve linear sliding, by setting the first driving part and the reciprocating motor, when grinding the star wheel, the cylinder pushes the moving seat to move left and right, and the moving seat further drives the grinding wheel to move left and right, which can be polished according to the position of the star wheel. The position of the grinding wheel is adjusted left and right, and the movement of the movable screw sleeve can drive the grinding wheel to move forward and backward, which can further adjust the grinding position of the star wheel, and can accurately position the star wheel. The second driving part can adjust the grinding The height of the wheel can be adjusted and polished for star wheels of different thicknesses, with high flexibility.

Referring to FIGS. 4 and 5 , two opposite sides of the inner wall of the mounting seat 6 are fixedly mounted with a mounting sleeve 24 , a screw 23 is installed in the mounting sleeve 24 , and the movable screw sleeve 25 is installed on the screw 23 , so The reciprocating motor 7 is fixedly mounted on the mounting seat 6 , and the motor shaft of the reciprocating motor 7 is fixedly connected with the screw rod 23 to drive the movable screw sleeve 25 to move on the mounting seat 6 .

Specifically, a first driving member 3 is fixedly installed on one surface of the mounting frame 2 , a movable seat 4 is fixedly connected to one end of the first driving member 3 , and a plurality of guide rods 5 are fixedly installed in the mounting frame 2 , and the guide rods 5 move through The base 4, the bottom surface of the movable base 4 is fixedly installed with the mounting base 6, the two sides of the inner wall of the mounting base 6 are fixedly installed with the mounting sleeve 24, the screw 23 is installed in the mounting sleeve 24, and the movable screw sleeve is installed on the peripheral side of the screw 23 25. The bottom surface of the movable screw sleeve 25 is fixedly connected with the second driving member 8, the bottom end of the second driving member 8 is fixedly connected with the servo motor 9, the motor shaft of the servo motor 9 is fixedly connected with the grinding wheel 10, and the front of the mounting seat 6 is fixedly connected. A reciprocating motor 7 is fixedly installed on the surface, and the motor shaft of the reciprocating motor 7 is fixedly connected with the screw rod 23. By setting the first driving member 3 and the reciprocating motor 7, when grinding the star wheel, the cylinder 3 pushes the moving seat 4 to move left and right, The moving seat 4 further drives the grinding wheel 10 to move left and right, and can adjust the position of the grinding wheel 10 left and right according to the grinding position of the star wheel. The reciprocating motor 7 drives the screw 23 to rotate. When the screw 23 rotates, the movable screw sleeve 25 drives the grinding wheel. 10 moves back and forth, which can further adjust the grinding position of the star wheel, and can accurately position the star wheel. The second driving member 8 can adjust the height of the grinding wheel 10, and can adjust and grind the star wheel of different thickness, flexibly Sex is high.

As shown in FIGS. 1 and 4 , the upper surface of the processing table 1 is provided with an installation groove 11 , a bidirectional threaded rod 26 is installed in the installation groove 11 , and two moving blocks 13 are installed on the peripheral side of the bidirectional threaded rod 26 . A fixing block 14 is fixedly connected to the upper surface, a turning handle 12 is installed on one side of the processing table 1, one end of the turning handle 12 is fixedly connected with a bidirectional threaded rod 26, and the bottom surface of the inner wall of the installation groove 11 is provided with a plurality of second limit grooves 27, A second limit block 28 is installed in the second limit groove 27 . The second limit block 28 is fixedly connected with the moving block 13 . The moving block 13 is threaded with the two-way threaded rod 26 . By arranging the moving block 13 and the two-way threaded rod 26 Thread matching, place the star wheel on the processing table 1 so that the two fixed blocks 14 are placed in the star wheel, and turn the handle 12 to make the bidirectional threaded rod 26 rotate. When the bidirectional threaded rod 26 rotates, the two moving blocks 13 Move toward or away from each other, and further drive the fixed block 14 to move, so that the two fixed blocks 14 only fit with the inner wall of the star wheel, and the star wheels of different sizes can be adjusted and fixed for precise positioning.

The bottom surface of the processing table 1 is fixedly installed with a number of mounting posts 15 , the bottom end of the mounting posts 15 is provided with a slot, a support post 16 is installed in the slot, the bottom end of the support post 16 is fixedly connected with a table pad 20 , and one of the mounting posts 15 is fixed. A sliding slot 17 is provided on the surface, a sliding rod 18 is installed in the sliding slot 17, one end of the sliding rod 18 is fixedly connected with the support column 16, and a nut 19 is installed on the peripheral side of the sliding rod 18. By setting the sliding rod 18 and the supporting column 16 , Pull the slide bar 18, the slide bar 18 drives the support column 16 to slide, and the height of the support column 16 is fixed by tightening the nut 19. The height of the processing table can be adjusted according to the height of the operator, which is convenient for operators of different heights.

Both sides of the mounting seat 6 are provided with a first limit groove 22 , a first limit block 21 is slidably connected in the first limit groove 22 , the first limit block 21 is fixedly connected with the movable screw sleeve 25 , and the guide rod 5 There are two in number, and they are symmetrically arranged with respect to the first driving member 3 , and the moving base 4 is slidingly matched with the guide rod 5 .

The movable screw sleeve 25 is threadedly matched with the screw rod 23 , and the screw rod 23 is rotatably matched with the installation sleeve 24 . The turning handle 12 is rotatably matched with the installation groove 11 , and the second limiting block 28 is slidably matched with the second limiting groove 27 .

As shown in FIG. 1 , the sliding rod 18 is slidably matched with the sliding groove 17 , the sliding rod 18 is threadedly matched with the nut 19 , and the supporting column 16 is slidably matched with the mounting column 15 . The design of the structure adjusts the height of the processing table 1 according to the height of the operator, which is convenient for operation. Of course, the height adjustment of the processing table 1 can be realized by using a lifting hydraulic support, which is only a simple method given here. , This type of tooling is generally modified and assembled using existing equipment.

As shown in Fig. 1-Fig. 5, the method of using the gearbox unidirectional star wheel processing and positioning tooling is as follows: first, adjust the height of the processing table 1 according to the height of the operator, pull the slide bar 18, the slide bar 18 drives the support column 16 to slide, and tighten it. The height of the support column 16 can be fixed by the nut 19, and then the star wheel to be processed is placed on the processing table 1, so that the two fixing blocks 14 are placed in the star wheel, and the turning handle 12 is rotated to make the bidirectional threaded rod 26 When the two-way threaded rod 26 rotates, the two moving blocks 13 move toward each other or back, which further drives the fixed block 14 to move, so that the two fixed blocks 14 only fit with the inner wall of the star wheel, and the star wheel is fixed. , After the fixing is completed, the cylinder 3 pushes the movable seat 4 to move left and right, and the movable seat 4 further drives the grinding wheel 10 to move left and right, and the position of the grinding wheel 10 can be adjusted left and right according to the grinding position of the star wheel, and the reciprocating motor 7 drives the screw 23 rotates, when the screw 23 rotates, the movable screw sleeve 25 drives the grinding wheel 10 to move back and forth, which can further adjust the grinding position of the star wheel, and can accurately position the star wheel. The second driving member 8 can adjust the grinding wheel 10 The height of the star wheel of different thickness is processed.

Claims (9)

1. A star wheel processing and positioning tool for a transmission isolator comprises a processing table (1) and a mounting rack (2) and is characterized in that,

a movable seat (4) is slidably mounted at the upper part of the mounting rack (2);

a first driving piece (3) for driving the movable seat (4) to slide is fixedly arranged on the mounting rack (2);

the bottom surface of the movable seat (4) is fixedly provided with a mounting seat (6);

a movable threaded sleeve (25) capable of moving on the mounting seat (6) is arranged in the mounting seat (6), and the moving direction of the movable threaded sleeve (25) is vertical to that of the moving seat (4);

the bottom surface of the movable threaded sleeve (25) is fixedly connected with a second driving piece (8), the driving end of the second driving piece (8) is fixedly connected with a servo motor (9), and a motor shaft of the servo motor (9) is fixedly connected with a grinding wheel (10) corresponding to the processing position of the processing table (1).

2. The gearbox isolator star wheel machining and positioning tool according to claim 1, characterized in that two opposite side surfaces of the inner wall of the mounting seat (6) are fixedly provided with mounting sleeves (24), screw rods (23) are mounted in the mounting sleeves (24), movable screw sleeves (25) are mounted on the screw rods (23), reciprocating motors (7) are fixedly mounted on the mounting seat (6), and motor shafts of the reciprocating motors (7) are fixedly connected with the screw rods (23) to drive the movable screw sleeves (25) to move on the mounting seat (6).

3. The tooling for machining and positioning the star wheel of the transmission isolator as claimed in claim 1, wherein, the upper surface of the processing table (1) is provided with a mounting groove (11), a bidirectional threaded rod (26) is mounted in the mounting groove (11), two moving blocks (13) are arranged on the peripheral side surface of the bidirectional threaded rod (26), the upper surfaces of the moving blocks (13) are fixedly connected with fixed blocks (14), a rotating handle (12) is arranged on one side surface of the processing table (1), one end of the rotating handle (12) is fixedly connected with a bidirectional threaded rod (26), a plurality of second limit grooves (27) are arranged on the bottom surface of the inner wall of the mounting groove (11), a second limiting block (28) is installed in the second limiting groove (27), the second limiting block (28) is fixedly connected with a moving block (13), and the moving block (13) is in threaded fit with the bidirectional threaded rod (26).

4. The gearbox isolator star wheel processing location frock of claim 1, characterized in that, the bottom surface fixed mounting of processing platform (1) has a plurality of erection columns (15), the bottom of erection column (15) is provided with the notch, install support column (16) in the notch, the bottom fixedly connected with table pad (20) of support column (16), a surface of erection column (15) is provided with spout (17), install slide bar (18) in spout (17), the one end and the support column (16) fixed connection of slide bar (18), nut (19) are installed to the side all around of slide bar (18).

5. The gearbox isolator star wheel machining and positioning tool according to claim 1, wherein the movable threaded sleeve (25) is in threaded fit with the screw rod (23), and the screw rod (23) is in rotational fit with the mounting sleeve (24).

6. The gearbox isolator star wheel machining and positioning tool according to claim 1, wherein first limiting grooves (22) are formed in two side faces of the mounting seat (6), first limiting blocks (21) are connected in the first limiting grooves (22) in a sliding mode, and the first limiting blocks (21) are fixedly connected with movable thread sleeves (25).

7. The gearbox isolator star wheel machining and positioning tool according to claim 1, characterized in that the number of the guide rods (5) is two, the guide rods are symmetrically arranged relative to the first driving piece (3), and the moving seat (4) is in sliding fit with the guide rods (5).

8. The gearbox isolator star wheel machining and positioning tool according to claim 2, wherein the rotating handle (12) is in running fit with the mounting groove (11), and the second limiting block (28) is in sliding fit with the second limiting groove (27).

9. The gearbox isolator star wheel machining positioning tool as claimed in claim 3, wherein the sliding rod (18) is in sliding fit with the sliding groove (17), the sliding rod (18) is in threaded fit with the nut (19), and the supporting column (16) is in sliding fit with the mounting column (15).

Images