WO2021179872A1

WO2021179872A1 - Motor verticality adjustment device and motor verticality adjustment method

Info

Publication number: WO2021179872A1
Application number: PCT/CN2021/075918
Authority: WO
Inventors: 胡奔; 杨士磊; 陈磊; 徐必业; 吴丰礼
Original assignee: 广东拓斯达科技股份有限公司
Priority date: 2020-03-12
Filing date: 2021-02-08
Publication date: 2021-09-16
Also published as: CN111193364A; CN111193364B

Abstract

Disclosed by the present application are a motor verticality adjustment device and a motor verticality adjustment method. The motor verticality adjustment device is installed on an output shaft of a motor, and comprises: a positioning shaft that is coaxially arranged with the output shaft of the motor and is in transmission connection with the output shaft, wherein a first bevel gear is sleeved on the positioning shaft, and a first bearing is provided between the first bevel gear and the positioning shaft; a screw assembly, which is connected to the output shaft and comprises a screw rod and a nut that are in threaded connection, wherein the extension direction of the screw rod is perpendicular to the extension direction of the output shaft, and one end of the screw rod is provided with a second bevel gear that is in transmission connection with the first bevel gear; and a blade assembly, which is mounted on the nut, and can move along the extension direction of the screw rod, the blade assembly comprising a blade which can move along the extension direction of the output shaft and be fixed.

Description

Motor verticality adjustment device and motor verticality adjustment method

This application claims the priority of a Chinese patent application filed with the Chinese Patent Office with an application number of 202010169917.X on March 12, 2020, and the entire content of the application is incorporated into this application by reference.

Technical field

This application relates to the technical field of industrial dust removal, for example, to a motor verticality adjustment device and a motor verticality adjustment method.

Background technique

As a common drive component, the motor is widely used in many production industries. When companies use motors, they generally install the motor through the mounting plate, that is, first install the motor on the mounting surface of the mounting plate, and then install the mounting plate on the equipment, or install other components on the mounting surface. The verticality between the mounting plate and the motor shaft of the motor products purchased by some companies does not meet the assembly requirements and can only be returned to the factory for repair or replacement. For users, the return to the factory for repair or replacement takes a long period and high cost.

When the motor manufacturer repairs the motor or the mounting board returned to the factory, it generally uses a large-scale processing and milling machine to process the motor or the mounting board, which also has the defects of long processing cycle and high cost.

How to shorten the time required for the adjustment of the verticality of the motor and reduce the adjustment cost is a technical problem to be solved by those skilled in the art.

Summary of the invention

The present application provides a motor verticality adjustment device and a motor verticality adjustment method, which can shorten the time required for the motor verticality adjustment and reduce the adjustment cost.

This application adopts the following technical solutions:

A motor verticality adjustment device is installed on the output shaft of the motor. The motor verticality adjustment device includes a positioning shaft, which is arranged coaxially with the output shaft, and is connected in transmission with the output shaft. A first bevel gear is sleeved, and a first bearing is arranged between the first bevel gear and the positioning shaft; a screw assembly is connected to the output shaft, and the screw assembly includes a screw and Nut, the extension direction of the screw rod is perpendicular to the extension direction of the output shaft, one end of the screw rod is provided with a second bevel gear connected to the first bevel gear; and a blade assembly mounted on the On the nut, the blade assembly can move along the extension direction of the screw rod, the blade assembly includes a blade, and the blade can move and be fixed along the extension direction of the output shaft.

As an optional solution, the motor verticality adjustment device further includes: a main tool holder, the main tool holder is provided with a clamping groove and a clamping member, the clamping groove can accommodate the output shaft, the clamp The tightening member can clamp the output shaft extending into the clamping groove, so that the main tool holder can rotate synchronously with the output shaft; the positioning shaft and the main tool holder are fixed to the clamping groove And/or the screw assembly is installed on the main tool holder.

As an optional solution, the blade assembly further includes: a connecting block, the first end of the connecting block is connected to the nut, and the second end is slidably connected to the main tool holder in a direction perpendicular to the output shaft The auxiliary tool holder is slidably connected to the connecting block, and can be slid and fixed relative to the connecting block along the extension direction of the output shaft; The blade is pressed tightly on the auxiliary tool holder.

As an optional solution, the blade assembly further includes a compression bolt, the auxiliary tool holder is provided with a waist-shaped through hole arranged along the extension direction of the output shaft, and the compression bolt passes through the waist-shaped through hole. After the through hole is threadedly connected with the connecting block, the auxiliary tool post can be pressed against the connecting block.

As an optional solution, the blade assembly further includes an adjusting bolt, the adjusting bolt is threadedly connected with the connecting block, the adjusting bolt is arranged along the extension direction of the output shaft, and one end of the adjusting bolt can be connected to the connecting block. The auxiliary tool rest abuts and pushes the secondary tool rest to move.

As an optional solution, the main tool post is further provided with a sliding rail arranged along the extending direction of the screw rod, and the blade assembly further includes a sliding block connected with the connecting block, and the sliding The block is slidably connected with the slide rail.

As an optional solution, the positioning shaft includes: a small-diameter section, the first bevel gear is sleeved on the small-diameter section; a large-diameter section, the first end of the large-diameter section and one end of the small-diameter section Connection; and a mounting plate connected to the second end of the large-diameter section, and the mounting plate and the main tool holder are fixedly connected by bolts.

As an optional solution, the screw rod assembly further includes a screw rod support seat installed on the main tool holder, and the screw rod is rotatably connected with the screw rod support seat.

As an optional solution, a handle bolt is provided on the first bevel gear, and the handle bolt is threadedly connected with the first bevel gear.

The embodiment of the present application also provides a method for adjusting the verticality of a motor, using the above-mentioned verticality adjusting device of the motor, including: fixing the verticality adjusting device of the motor on the output shaft of the motor; The blade abuts against the lowest point of the mounting surface of the motor and is fixed; fix the first bevel gear; and start the motor.

Description of the drawings

FIG. 1 is a schematic structural diagram of a motor verticality adjustment device provided by Embodiment 1 of the present application;

2 is a schematic diagram of a partial structure of a motor verticality adjustment device provided by Embodiment 1 of the present application;

3 is a schematic structural diagram of a positioning shaft provided in Embodiment 1 of the present application;

4 is a schematic structural diagram of a blade assembly provided in Embodiment 1 of the present application;

Fig. 5 is a schematic structural diagram of the main tool rest provided in the first embodiment of the present application.

In the picture:

1. Motor;

2. Positioning shaft; 21. Small diameter section; 22. Large diameter section; 23. Mounting plate;

3. Screw assembly; 31, screw; 32, nut; 33, screw support seat;

4. Blade assembly; 41, blade; 42, connecting block; 421, T-slot; 43, auxiliary tool holder; 44, pressing block; 45, sliding block; 46, waist-shaped through hole; 47, pressing bolt; 48 , Adjusting bolts;

5. Main tool rest; 51. Clamping groove; 52. Clamping bolt; 53, Slide rail;

6. The first bevel gear;

7. The second bevel gear;

8. Handle bolts;

9. The first bearing.

Detailed ways

The technical solutions of the embodiments of the present application will be described below in conjunction with the accompanying drawings. The described embodiments are only a part of the embodiments of the present application, rather than all the embodiments.

Example one

Fig. 1 is a schematic structural diagram of a motor verticality adjusting device provided in Embodiment 1 of the present application, Fig. 2 is a partial structural diagram of a motor verticality adjusting device provided in Embodiment 1 of the present application, and Fig. 3 is a schematic diagram of a partial structure of the motor verticality adjusting device provided in Embodiment 1 of the present application. Fig. 4 is a schematic structural diagram of a blade assembly provided in Embodiment 1 of the present application, and Fig. 5 is a schematic structural diagram of a main tool holder provided in Embodiment 1 of the present application.

As shown in FIGS. 1 to 5, this embodiment provides a motor verticality adjustment device, which is configured to adjust the verticality between the output shaft of the motor 1 and the mounting surface of the motor 1. The mounting surface here can be a plane set in the body of the motor 1 to be connected or positioned with other components, or it can be a plane set on an independent mounting board other than the motor 1. This plane is also used for the motor 1 and other parts. Component connection or positioning. The motor verticality adjustment device is installed on the output shaft of the motor 1. The motor verticality adjustment device includes a positioning shaft 2, a screw assembly 3 and a blade assembly 4. The positioning shaft 2 is coaxially arranged with the output shaft of the motor 1, and The output shaft is in transmission connection, the positioning shaft 2 is sleeved with a first bevel gear 6, and the screw assembly 3 is connected to the output shaft of the motor 1. The screw assembly 3 includes a screw rod 31 and a nut 32 that are threadedly connected. The screw rod 31 extends The direction is perpendicular to the extension direction of the output shaft. One end of the screw rod 31 is provided with a second bevel gear 7 which is connected to the first bevel gear 6 in transmission. The blade assembly 4 is mounted on the nut 32. The blade assembly 4 includes a blade 41. The blade 41 can Move and fix along the extension direction of the output shaft.

After installing the motor verticality adjustment device on the output shaft of the motor 1, the blade 41 is first abutted against the mounting surface and fixed, and then the first bevel gear 6 is fixed with a tool, and then the motor 1 is started. Driven by the motor 1, the blade 41 can not only rotate with the output shaft, but also because the second bevel gear 7 rotates relative to the first bevel gear 6, it drives the screw rod 31 where the second bevel gear 7 is located to rotate, and drives the blade 41 along the wire at the same time. The extension direction of the rod 31 moves, so that the blade 41 can cut the mounting surface along the spiral curve. Through one or more cuttings, the height of the mounting surface is consistent, that is, the verticality of the motor is adjusted to avoid the verticality of the motor 1 or the mounting plate. Return to the factory for repair or replacement due to the degree of failure, which shortens the time required for the vertical adjustment of the motor and reduces the cost of the adjustment.

Optionally, a handle bolt 8 is provided on the first bevel gear 6, and the handle bolt 8 is threadedly connected with the first bevel gear 6. When it is necessary to fix the first bevel gear 6 to prevent it from rotating with the output shaft, it is only necessary to use a clamp to clamp and fix the handle bolt 8.

The motor verticality adjustment device also includes a main tool holder 5, the main tool holder 5 is provided with a clamping groove 51 and a clamping member, the clamping groove 51 can accommodate the output shaft extending into it, and the clamping member can extend into the clamping groove 51 The output shaft is clamped so that the main tool holder 5 can rotate synchronously with the output shaft. The positioning shaft 2 and the main tool holder 5 are fixed at one end of the clamping groove 51, and the screw assembly 3 is also installed on the main tool holder 5. The positioning shaft 2 or the screw assembly 3 can also be directly connected to the output shaft.

The first side of the notch of the clamping groove 51 is provided with a threaded hole, and the second side is provided with a relief through hole directly opposite to the threaded hole. The clamping member includes a clamping bolt 52, which passes through the relief through hole. Threaded connection with the threaded hole. When the output shaft needs to be clamped, the depth of the clamping bolt 52 screwed into the threaded hole can be adjusted according to the diameter of the output shaft, so that the inner wall of the clamping groove 51 clamps the output shaft. The arrangement of the clamping bolt 52 and the threaded hole enables the main tool rest 5 to clamp output shafts of various sizes and specifications, and is applied to various types of motors 1 to enhance the versatility of the motor verticality adjustment device.

The positioning shaft 2 includes a small-diameter section 21, a large-diameter section 22, and a mounting disk 23. The first end of the large-diameter section 22 is connected with the end of the small-diameter section 21, and the mounting disk 23 is connected with the second end of the large-diameter section 22. The bevel gear 6 is sleeved on the small diameter section 21, and the mounting plate 23 is fixedly connected with the main tool holder 5 by bolts.

Optionally, a first bearing 9 is provided between the small diameter section 21 and the first bevel gear 6. Optionally, the first bearing 9 adopts a plastic bearing, the first bearing 9 and the small diameter section 21 adopt an interference fit, and the first bearing 9 and the first bevel gear 6 adopt a clearance fit. Plastic bearings not only have good lubrication and wear resistance, but also have low quality, which is beneficial to the lightweight of the motor verticality adjustment device.

The blade assembly 4 further includes a connecting block 42, a sub-tool holder 43 and a pressing block 44. The first end of the connecting block 42 is connected to the nut 32, the second end is slidably connected to the main tool holder 5 in a direction perpendicular to the output shaft, the auxiliary tool holder 43 is slidably connected to the connecting block 42, and the pressing block 44 passes through the auxiliary tool holder 43. Bolt connection, the pressing block 44 is set to press the blade 41 on the auxiliary tool holder 43, and the auxiliary tool holder 43 can slide and be fixed relative to the connecting block 42 along the extension direction of the output shaft to adjust the straight line between the blade 41 and the mounting surface distance.

The blade assembly 4 also includes a compression bolt 47. The auxiliary tool holder 43 is provided with a waist-shaped through hole 46 along the extension direction of the output shaft. The compression bolt 47 passes through the waist-shaped through hole 46 and is threadedly connected to the connecting block 42. The auxiliary tool rest 43 can be pressed against the connecting block 42. When it is necessary to adjust the linear distance between the blade 41 and the mounting surface, simply loosen the compression bolt 47 and push the auxiliary tool holder 43 to slide relative to the connecting block 42; when it is necessary to lock the linear distance between the blade 41 and the mounting surface At this time, only need to tighten the compression bolt 47.

Optionally, the connecting block 42 is provided with a T-shaped groove 421 arranged along the extending direction of the output shaft, and the auxiliary tool holder 43 is provided with a T-shaped convex block slidably connected to the T-shaped groove 421, the T-shaped groove 421 and the T-shaped convex The setting of the block provides a guide for the sliding of the auxiliary tool rest 43 relative to the connecting block 42.

Optionally, the blade assembly 4 further includes an adjusting bolt 48, which is threadedly connected with the connecting block 42, the adjusting bolt 48 is arranged along the extension direction of the output shaft, and one end of the adjusting bolt 48 can abut the auxiliary tool holder 43. On the one hand, the adjusting bolt 48 can push the sub-tool holder 43 to move to adjust the linear distance between the blade 41 and the mounting surface; on the other hand, the adjusting bolt 48 can also prevent the sub-tool holder 43 from facing away from the cutting reaction force. The direction of the mounting surface moves to ensure that the height of the cutting bottom surface of the blade 41 is always consistent, and the trimming effect is ensured.

The main tool post 5 is also provided with a sliding rail 53 arranged along the extending direction of the screw rod 31, the blade assembly 4 further includes a sliding block 45, the sliding block 45 is connected with the connecting block 42, and the sliding block 45 is slidingly connected with the sliding rail 53.

The screw assembly 3 further includes a screw support seat 33, which is installed on the main tool holder 5, and the screw rod 31 is rotatably connected with the screw support seat 33.

Optionally, both the first end and the second end of the screw rod 31 are provided with a screw rod support base 33, and a second bearing is also provided between the screw rod support base 33 and the screw rod 31, and the second bearing is a rolling bearing.

Example two

This embodiment provides a method for adjusting the verticality of a motor, using the device for adjusting the verticality of a motor provided in the first embodiment, and the method for adjusting the verticality of a motor includes the following steps.

S1. Fix the motor verticality adjustment device on the output shaft of the motor 1.

S2. Abut the blade against the lowest point of the mounting surface of the motor 1 and fix it.

S3. Fix the first bevel gear 6.

S4. Start motor 1.

The motor verticality adjustment method provided by this embodiment uses the motor 1 itself to drive the blade 41 to cut the mounting surface. Driven by the motor 1, the blade assembly 4 and the screw assembly 3 rotate together with the output shaft on the one hand, and the other On the one hand, since the second bevel gear 7 rotates relative to the first bevel gear 6, the screw rod 31 is driven to rotate, so that the blade 41 moves toward the motor 1 along the extending direction of the screw rod 31 at the same time. Under the action of the superimposed motion, the blade 41 can reach Starting from the lowest point of the installation surface, the installation surface is gradually cut along the spiral curve to complete the adjustment of the verticality of the motor, avoiding the return of the motor 1 or the installation board to the factory for repair or replacement due to the verticality, and shortening the adjustment of the verticality of the motor. The time required reduces the cost of adjustment.

S2 includes the following steps.

S21: Move the blade assembly 4 along the screw rod 31 to the end of the screw rod 31 far away from the output shaft.

S22. Rotate the blade assembly 4 to the direction corresponding to the lowest point of the mounting surface.

S23. Move the blade 41 along the extension direction of the output shaft so that the blade 41 abuts against the mounting surface.

S21 includes the following steps.

S211. Fix the positioning shaft 2 with one hand, and rotate the first bevel gear 6 with the handle bolt 8 with the other hand until the blade assembly 4 moves along the screw rod 31 to the end of the screw rod 31 away from the output shaft.

S22 includes the following steps.

S221. Fix the first bevel gear 6 and the second bevel gear 7 with one hand to prevent relative rotation of the two, and turn the screw assembly 3 with the other hand to rotate the screw assembly 3 to the direction corresponding to the lowest point of the mounting surface.

S23 includes the following steps.

S231. Loosen the compression bolt 47.

S232. Rotate the adjusting bolt 48 to drive the auxiliary tool holder 43 to slide relative to the connecting block 42 until the tip of the blade 41 abuts against the mounting surface.

S233. Retighten the compression bolt 47.

Before S1, the motor verticality adjustment method also includes the following steps.

S0. Use a verticality deviation tester to measure the verticality deviation between the mounting surface and the output shaft of motor 1. If the deviation exceeds the set range, find out the direction corresponding to the maximum angle between the mounting surface and the output shaft of motor 1, That is, the direction of the lowest point of the mounting surface relative to the output shaft of the motor 1.

After S4, the motor verticality adjustment method also includes the following steps.

S5. When the blade 41 is close to the installation step of the motor 1, the speed of the motor 1 is reduced until the blade 41 completes this cutting, and the motor 1 is turned off.

S6. Repeat steps S0 and S2-S5 until the verticality deviation between the mounting surface and the output shaft of the motor 1 measured by the verticality deviation tester is within the set range, and the motor verticality adjustment is completed.

The method for adjusting the verticality of the motor provided in this embodiment is mainly used when the mounting surface is inclined in one direction relative to the vertical surface of the output shaft. Regardless of the presence of depressions or protrusions on the mounting surface, it is assumed that the blade 1 can reach The lowest point on the mounting surface is on the boundary of the outermost edge of the mounting surface that the blade 1 can reach.

Claims

A motor verticality adjustment device, which is installed on the output shaft of the motor (1), and includes:

The positioning shaft (2) is arranged coaxially with the output shaft and is in transmission connection with the output shaft. The positioning shaft (2) is sleeved with a first bevel gear (6), and the first bevel gear (6) A first bearing (9) is arranged between) and the positioning shaft (2);

The screw rod assembly (3) is connected to the output shaft, the screw rod assembly (3) includes a screw rod (31) and a nut (32) that are threadedly connected, and the extension direction of the screw rod (31) is perpendicular to the In the extension direction of the output shaft, one end of the screw rod (31) is provided with a second bevel gear (7) that is in transmission connection with the first bevel gear (6); and

The blade assembly (4) is mounted on the nut (32), the blade assembly (4) can move along the extension direction of the screw rod (31), the blade assembly (4) includes a blade (41), The blade (41) can move and be fixed along the extension direction of the output shaft.
The motor verticality adjustment device according to claim 1, further comprising:

The main tool holder (5), the main tool holder (5) is provided with a clamping groove (51) and a clamping member, the clamping groove (51) can accommodate the output shaft, the clamping member can extend The output shaft inserted into the clamping groove (51) is clamped so that the main tool holder (5) can rotate synchronously with the output shaft;

The motor verticality adjustment device satisfies at least one of the following: the positioning shaft (2) and the main tool holder (5) are fixed to one end of the clamping groove (51); and the screw assembly (3) ) Is installed on the main tool holder (5).
The motor verticality adjustment device according to claim 2, wherein the blade assembly (4) further comprises:

A connecting block (42), the first end of the connecting block (42) is connected with the nut (32), and the second end is slidably connected with the main tool holder (5) in a direction perpendicular to the output shaft;

The auxiliary tool holder (43) is slidably connected to the connecting block (42), and can be slid and fixed relative to the connecting block (42) along the extension direction of the output shaft; and

The pressing block (44) is connected with the auxiliary tool holder (43) through bolts, and is configured to press the blade (41) against the auxiliary tool holder (43).
The motor verticality adjustment device according to claim 3, wherein the blade assembly (4) further comprises a pressing bolt (47), and the auxiliary tool holder (43) is provided with an extension along the output shaft The waist-shaped through hole (46) is arranged in the direction of the direction, the pressing bolt (47) passes through the waist-shaped through hole (46) and then is threadedly connected with the connecting block (42), which can connect the auxiliary tool holder ( 43) Press tightly on the connecting block (42).
The motor verticality adjustment device according to claim 3, wherein the blade assembly (4) further comprises an adjusting bolt (48), and the adjusting bolt (48) is threadedly connected with the connecting block (42), so The adjusting bolt (48) is arranged along the extension direction of the output shaft, and one end of the adjusting bolt (48) can abut the auxiliary tool holder (43) and push the auxiliary tool holder (43) to move.
The motor verticality adjustment device according to claim 3, wherein the main tool holder (5) is further provided with a sliding rail (53) arranged along the extending direction of the screw rod (31), and the blade assembly (4) It also includes a sliding block (45), the sliding block (45) is connected with the connecting block (42), and the sliding block (45) is slidingly connected with the sliding rail (53).
The motor verticality adjustment device according to claim 2, wherein the positioning shaft (2) comprises:

The small diameter section (21), the first bevel gear (6) is sleeved on the small diameter section (21);

A large-diameter section (22), the first end of the large-diameter section (22) is connected to one end of the small-diameter section (21); and

The mounting disk (23) is connected with the second end of the large diameter section (22), and the mounting disk (23) is fixedly connected with the main tool holder (5) through bolts.
The motor verticality adjustment device according to claim 2, wherein the screw assembly (3) further comprises a screw support seat (33), and the screw support seat (33) is installed on the main tool holder ( 5) Above, the screw rod (31) is rotatably connected with the screw rod support seat (33).
The motor verticality adjustment device according to any one of claims 1-8, wherein the first bevel gear (6) is provided with a handle bolt (8), and the handle bolt (8) is connected to the The first bevel gear (6) is threaded.
A method for a motor verticality adjustment device, using the motor verticality adjustment device according to any one of claims 1-9, comprising:

Fixing the motor verticality adjustment device on the output shaft of the motor (1);

Abut the blade against the lowest point of the mounting surface of the motor (1) and fix it;

Fix the first bevel gear (6);

Start the motor (1).