CN106424943B

CN106424943B - saw blade bur punching device

Info

Publication number: CN106424943B
Application number: CN201610232220.6A
Authority: CN
Inventors: 秦英礼
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-04-14
Filing date: 2016-04-14
Publication date: 2019-12-10
Anticipated expiration: 2036-04-14
Also published as: CN106424943A

Abstract

The invention discloses a saw blade pricking device which comprises a positioning column, a pressing device, a space blade device and a PLC (programmable logic controller), wherein the positioning column, the pressing device, the space blade device and the PLC are arranged on a workbench; the axial direction of the positioning column is taken as the Z direction, one side of the positioning column facing an operator is taken as the Y axis, the side perpendicular to the Y axis and the Z axis is taken as the X axis, and the space blade device comprises a Y-direction moving device, an XZ-direction moving device, a machining power source and a blade; the machining power source is fixed on the XZ-direction moving device, the blade is fixed on the machining power source, and meanwhile the blade is located above the machining position of the saw blade. The saw blade bur punching device can automatically realize automatic positioning and pressing of the saw blade and inclined bur punching on the surface, namely space bur punching, thereby achieving the purpose of improving the production efficiency.

Description

saw blade bur punching device

Technical Field

The invention relates to the technical field, in particular to a saw blade deburring device.

Background

The existing saw blade needs to be stabbed on the outer surface of one part in the machining process, so that the saw blade is assembled and used, but the existing saw blade stabs depend on manual operation, the operation time is long, the labor intensity is high, and the machining period is long.

In the prior art, the patent application with application publication number CN 104647067 a discloses a device for machining a spatial inclined hole system, which comprises a base angle iron, a positioning pin, a standard feeler block, a process press block and an indexing positioning pin, wherein the base angle iron is semicircular and is provided with an arc-shaped groove, the process press block is installed along two sides of the arc-shaped groove, the standard feeler block is fixed on the base angle iron through the positioning pin, and the indexing positioning pin circumferentially indexes and positions a workpiece along the arc-shaped groove. The workpiece is positioned in the radial direction of the arc-shaped groove of the basic angle iron and in the circumferential indexing manner of the indexing positioning pin, so that the workpiece is stably positioned. The structure of the invention can be widely used for processing the spatial inclined hole systems regularly distributed on the arc-shaped workpiece on a common or numerical control boring machine. The installation and use are convenient and fast, the positioning is stable, the indexing is accurate, and the requirements on the machining precision, the position relation and the surface quality of the spatial inclined hole system can be effectively ensured. The device is simple and convenient to install and operate, and has low requirements on the skill level of an operator. The labor intensity of operators is low during online processing, and the device cost is low.

However, the spatial inclined hole machining device is mainly used for machining large parts, such as large ribs and inclined holes of profiles, and no technology is disclosed for small parts, inclined holes and equipment for punching.

Disclosure of Invention

in order to overcome the defects of the prior art, the invention provides a saw blade burr punching device, which aims to automatically position and compress a saw blade and punch oblique burrs, namely space burrs, on the surface of the saw blade, and automatically process the oblique burrs on the surface of the saw blade, so that the aim of improving the production efficiency is fulfilled.

The technical scheme adopted by the invention is as follows: the saw blade pricking device comprises a positioning column, a pressing device, a space blade device and a PLC (programmable logic controller) which are arranged on the workbench, wherein the saw blade is arranged at the top of the positioning column, the pressing device presses or loosens the saw blade, and the PLC is connected with and controls the positioning column, the pressing device and the space blade device; the axial direction of the positioning column is taken as the Z direction, one side of the positioning column facing an operator is taken as the Y axis, the side perpendicular to the Y axis and the Z axis is taken as the X axis, the space blade device comprises a Y-direction moving device, an XZ-direction moving device, a machining power source and a blade, wherein the Y-direction moving device and the XZ-direction moving device are mutually connected and are respectively connected to the PLC; the machining power source is fixed on the XZ-direction moving device, the blade is fixed on the machining power source, and meanwhile the blade is located above the machining position of the saw blade.

The invention is further improved in that the processing power source comprises a processing cylinder and an air hammer, the processing cylinder and the air hammer are fixed in parallel into an integral structure through a base plate arranged between the processing cylinder and the air hammer, and the integral structure is fixed with a blade through a cutter bar; a spring is connected between the whole structure and the cutter bar; the processing cylinder and the air hammer are respectively connected with a PLC controller.

The invention is further improved in that the blade is in a strip shape, the height direction of the blade is adjustably connected to the cutter bar, the cutter bar is provided with a cutter hole in the vertical direction, the blade penetrates through the cutter hole, and the blade is tightly pressed or adjusted through a cutter connecting screw arranged on the side surface of the cutter bar.

the invention is further improved in that the Y-direction moving device comprises a Y-direction bottom plate and a Y-direction moving cylinder, and the Y-direction moving cylinder is fixed on the Y-direction bottom plate; the XZ-direction movement device comprises an X-direction bottom plate, a rotating plate and an XZ-direction guide device, wherein one end of the X-direction bottom plate is fixed with the Y-direction bottom plate, the other end of the X-direction bottom plate is movably connected with the rotating plate, and one end of the X-direction bottom plate connected with the rotating plate is close to the positioning column; the XZ guide device is connected to the free end of the rotating plate; a group of symmetrical fan-shaped grooves are formed in the X-direction bottom plate, and a bolt is connected into each fan-shaped groove, so that the device fixed on the X-direction bottom plate can be enabled to generate displacement in the XY direction relative to the Y-direction moving device; the machining power source is connected to one end of the rotating plate close to the XZ guide device; the Y-direction movement device and the XZ-direction movement device are respectively connected with the PLC.

the Y-direction bottom plate is arranged on the rotating plate, and the Y-direction bottom plate is arranged on the rotating plate.

The invention is further improved in that the XZ-direction guiding device comprises an XZ-direction cylinder, a telescopic shaft and a bracket, wherein the XZ-direction cylinder is movably connected to the X-direction bottom plate through a hinged support, so that the telescopic shaft can conveniently rotate along with the rotating plate; the bracket is fixed above the rotating plate, and the telescopic shaft is connected between the XZ-direction cylinder and the bracket; in addition, the XZ-direction cylinder is connected with a PLC controller.

The invention is further improved in that the rotating plate is connected to the X-direction bottom plate through a rotating support to rotate, vertical U-shaped grooves are formed in the left side surface and the right side surface of the rotating support, a connecting shaft is arranged in the transverse position of each vertical U-shaped groove, a bolt adjusting handle is arranged in the direction of the top of each vertical U-shaped groove, and the bolt adjusting handles adjust and press the connecting shafts tightly.

The pressing device comprises a pressing block, a pressing cylinder and a pressing base, wherein the pressing cylinder is connected to the workbench through the pressing base, the pressing block is connected to the pressing cylinder and moves up and down, and the pressing block is located right above the positioning column and moves up and down; in addition, the pressing cylinder is connected with a PLC controller.

The invention has the further improvement that the bottom of the positioning column is also connected with a speed reducing device, the speed reducing device comprises a speed reducing motor and a speed reducing shaft, the speed reducing shaft is connected with the positioning column, a motorcycle brake assembly is further arranged between the speed reducing shaft and the positioning column, and the motorcycle brake assembly is sequentially connected with a brake cylinder and a PLC (programmable logic controller).

The invention is further improved in that the operation interface of the PLC comprises a brake control module, a tablet pressing control module, a blade actuating module, a parameter input module, a matrix rotating module, a manual pricking starting module, a double-row grinding wheel module and a single-row starting module, wherein the blade actuating module comprises a blade extending module, a blade descending module and a blade outward moving module.

Compared with the prior art, the invention has the beneficial effects that: according to the saw blade pricking device, a saw blade is positioned by the positioning column, the pressing device presses the saw blade, and the space blade device processes the saw blade, the three devices are simultaneously connected with the PLC, and after the saw blade is pressed by the pressing device on the positioning column, the space blade device pricks the saw blade under the combined action of the Y-direction moving device, the XZ-direction moving device, the processing power source and the blade. Each saw blade can complete the processing of a plurality of thorns along the circumferential direction of the saw blade only by a series of action programs, and the efficiency is high. In addition, the processing device is also suitable for processing the small-size space inclined hole, and has lower manufacturing cost and stronger use performance.

Drawings

FIG. 1 is a schematic three-dimensional structure of one direction of an embodiment of a saw blade bur device;

FIG. 2 is a schematic three-dimensional structure in another orientation of the embodiment of FIG. 1;

FIG. 3 is a schematic three-dimensional structure of a blade of the embodiment of FIG. 1;

FIG. 4 is a front view of the embodiment of FIG. 1;

FIG. 5 is a top view of the embodiment of FIG. 1;

FIG. 6 is a schematic three-dimensional structure of one direction of the spatial blade arrangement of the embodiment of FIG. 1;

FIG. 7 is a schematic view of another orientation of the embodiment of FIG. 6;

FIG. 8 is a front view of the embodiment of FIG. 6;

FIG. 9 is a top view of the embodiment of FIG. 6;

FIG. 10 is a schematic three-dimensional view of one embodiment of a brake of the saw blade bur apparatus;

FIG. 11 is one embodiment of a control interface for a PLC controller;

Wherein: 1-a workbench, 2-a positioning column, 3-a pressing device, 31-a pressing block, 32-a pressing cylinder and 33-a pressing cylinder base; 4-speed reduction device, 41-speed reduction motor, 42-speed reduction shaft; 5-motorcycle brake assembly, 51-brake disc, 52-electromagnetic valve, 53-support, 54-brake cylinder, 55-brake fork, 56-brake support; 6-Y direction moving device, 61-Y direction moving cylinder; 7-processing a cylinder, 8-air hammer, 9-backing plate, 10-cutter bar, 101-cutter hole and 102-cutter connecting screw rod; 11-a blade; 12-inclined slide block, 13-spring, 131-screw rod I, 132-screw rod II; 14-Y direction bottom plate, 15-X direction bottom plate, 151-sector groove and 152-bolt; 16-X direction bottom plate, 161-X direction bottom plate, 162-connecting bolt; 17-XZ guide device, 171-XZ cylinder, 172-telescopic shaft, 173-bracket; 18-a PLC controller, 19-a saw blade, 20-a hinged support, 21-a support bolt device, 211-a fixed block and 212-an adjusting screw rod; 22-a half I-shaped bracket, 23-a reinforcing block, 24-a rotating support, 241-a vertical U-shaped groove and 242-a vertical inclined sliding rail; 25-connecting shaft, 26-bolt adjusting handle.

Detailed Description

for the purpose of enhancing the understanding of the present invention, the present invention will be further explained with reference to the accompanying drawings and examples, which are only for the purpose of explaining the present invention and do not limit the scope of the present invention.

as shown in fig. 1 and 2, the saw blade punching device includes a positioning column 2, a pressing device 3, a space blade device and a PLC controller 18 which are arranged on a working table 1, wherein a saw blade 19 is arranged at the top position of the positioning column 2, the pressing device 3 presses or releases the saw blade 19, and the PLC controller 18 connects and controls the positioning column 2, the pressing device 3 and the space blade device; the axial direction of the positioning column 2 is taken as the Z direction, one side of the positioning column 2 facing an operator is taken as the Y axis, the side perpendicular to the Y axis and the Z axis is taken as the X axis, the space blade device comprises a Y-direction moving device 6, an XZ-direction moving device, a machining power source and a blade 11, wherein the Y-direction moving device 6 and the XZ-direction moving device are mutually connected and are respectively connected to a PLC (programmable logic controller) 18; referring to fig. 4 and 5, the machining power source is fixed to the XZ-direction moving device, and the blade 11 is fixed to the machining power source while the blade 11 is located above the machining position of the saw blade 19. According to the saw blade punching device, a saw blade 19 is positioned by a positioning column 2, a pressing device 3 presses tightly the saw blade, and a space blade device processes the saw blade, the three devices are simultaneously connected with a PLC (programmable logic controller) 18, and after the saw blade 19 is pressed tightly by the pressing device 3 on the positioning column 2, the space blade device punches the saw blade 19 under the combined action of a Y-direction moving device 6, an XZ-direction moving device, a processing power source and a blade 11. Each saw blade 19 can complete the processing of a plurality of thorns along the circumferential direction only by a series of action programs, and the efficiency is high. In addition, the processing device is also suitable for processing the small-size space inclined hole, and has lower manufacturing cost and stronger use performance. As shown in fig. 1, 2, 6, 7, 8, and 9, it can be seen that the processing power source includes a processing cylinder 7 and an air hammer 8, the processing cylinder 7 and the air hammer 8 are fixed in parallel by a backing plate 9 disposed therebetween to form an integral structure, and the integral structure fixes a blade 11 by a cutter bar 10, so that the processing power source has better stability, less vibration, less abrasion, and long service life when in use; a spring 13 is connected between the whole structure and the cutter bar 10, which can help the air hammer 8 to automatically recover, play a role of buffering the air hammer and ensure that the air hammer has longer service life; the processing cylinder 7 and the air hammer 8 are respectively connected with a PLC 18; the spring 13 is hooked on the first screw 131 and the second screw 132 which are respectively fixed on the integral structure and the cutter bar 10, and the structure is simple and the installation is easy.

As shown in fig. 3, the blade 11 is elongated and is adjustably connected to the tool holder 10 in a height direction, a tool hole 101 is formed in the tool holder 10 in a vertical direction, the blade 11 passes through the tool hole 101, and the blade is pressed or adjusted by a blade connection screw 102 provided at a side of the tool holder 10.

As shown in fig. 2, 5, 6 and 7, the Y-direction moving device 6 includes a Y-direction base plate 14 and a Y-direction moving cylinder 61, and the Y-direction moving cylinder 61 is fixed on the Y-direction base plate 14; the XZ-direction movement device comprises an X-direction bottom plate 15, a rotating plate 16 and an XZ-direction guide device 17, wherein one end of the X-direction bottom plate 15 is fixed on the Y-direction bottom plate 14, the other end of the X-direction bottom plate 15 is movably connected with the rotating plate 16, and one end of the rotating plate 16 is close to the positioning column 2; the XZ guide 17 is connected to the free end of the rotating plate 16; a group of symmetrical fan-shaped grooves 151 are formed in the X-direction bottom plate 15, and a bolt 152 is connected into each fan-shaped groove 151, so that the device fixed on the X-direction bottom plate 15 can be enabled to generate displacement in the XY direction relative to the Y-direction movement device; the processing power source is connected with one end of the rotating plate 16 close to the XZ guide device 17; the Y-direction movement device 6 and the XZ-direction movement device are respectively connected with the PLC 18, so that the Y-direction movement device 6 and the XZ-direction movement device can cooperatively act under the control of the PLC 18, wherein the Y-direction movement device 6 adjusts the Y-direction displacement of the saw blade 19, the blade 11 is further adjusted to machine inner ring spines or outer ring spines, and the XZ-direction movement device adjusts the XZ-direction displacement of the saw blade 19, and therefore the machining depth of the spines of the saw blade 19 is adjusted.

In addition, a U-shaped groove 161 and a connecting bolt 162 are arranged at the connecting position of the rotating plate 16 and the machining power source, and the connecting bolt 162 connects the rotating plate and the machining power source; the processing cylinder 7 is fixed on the rotating plate 16 through a half I-shaped bracket 22, a reinforcing block 23 is further arranged in the half I-shaped bracket 22, and the reinforcing block 23 is fixedly connected with the rotating plate 16 and the backing plate 9.

As can be seen in fig. 7, a supporting bolt device 21 is arranged between the rotating plate 16 and the Y-direction bottom plate 14, the supporting bolt device 21 includes a fixed block 211 and an adjusting screw 212, the fixed block 211 is fixed on the rotating plate 16, and the adjusting screw 212 passes through the fixed block 211 and extends from above the rotating plate 16 to the top position of the Y-direction bottom plate 14; the supporting bolt arrangement 21 can be provided at any empty position of the swivel plate 16, as many as desired.

In fig. 6, the XZ-guide 17 is shown for driving or guiding the rotation of the rotation plate 16 along the rotation support 24, and thereby adjusting the XZ-displacement of the space blade arrangement, on the one hand the lancing, and on the other hand the depth of the lancing. Specifically, the XZ-direction guide 17 includes an XZ-direction cylinder 171, a telescopic shaft 172 and a bracket 173, and the XZ-direction cylinder 171 is movably connected to the X-direction base plate 15 through a hinge support 20 so as to facilitate the rotation of the telescopic shaft with the rotation plate 16; a bracket 173 is fixed above the rotating plate 15, and a telescopic shaft 172 is connected between the XZ-direction cylinder 171 and the bracket 173; further, the XZ-direction cylinder 171 is connected to the PLC controller 18. The rotating plate 16 is connected to the X-direction bottom plate 15 through a rotating support 24 to rotate, vertical U-shaped grooves 241 are formed in the left side surface and the right side surface of the rotating support 24, a connecting shaft 25 is arranged at the transverse position of each vertical U-shaped groove 241, a bolt adjusting handle 26 is arranged in the direction of the top of each vertical U-shaped groove 241, and the bolt adjusting handles 26 adjust and press the connecting shafts 25; a pair of symmetrical vertical inclined slide rails 242 is further arranged in the vertical direction of the rotating support 24, corresponding inclined sliders 12 are arranged in the vertical inclined slide rails 242, and the inclined sliders 12 are fixed on the rotating plate 16.

In the above embodiment, as can be seen in fig. 1 and 2, the pressing device 3 includes a pressing block 31, a pressing cylinder 32 and a pressing base 33, the pressing cylinder 32 is connected to the workbench 1 through the pressing base 33, the pressing block 31 is connected to the pressing cylinder 32 and moves up and down, and the pressing block 31 is located right above the positioning column 2 and moves up and down; the pressing cylinder 32 is also connected to the PLC controller 18.

As can also be seen from fig. 2, the bottom of the positioning column 2 is further connected with a speed reducer 4, the speed reducer 4 comprises a speed reducing motor 41 and a speed reducing shaft 42, the speed reducing shaft 42 is connected with the positioning column 2, a motorcycle brake assembly 5 is further arranged between the speed reducing shaft 42 and the positioning column 2, and as shown in fig. 10, the motorcycle brake assembly 5 is sequentially connected with a brake cylinder 54 and a PLC controller 18; the motorcycle brake assembly 5 comprises a brake disc 51 and at least two electromagnetic valves 52, wherein each electromagnetic valve 52 is connected with a brake fork 55, and the brake fork 55 is arranged on the outer edge of the brake disc 51; further, the solenoid valve 52 and the brake cylinder 54 are connected together by a brake bracket 56, and they are fixed by a support 53.

in the above embodiment, referring to fig. 11, the operation interface of the PLC controller 18 includes a brake control module, a tablet control module, a blade actuation module, a parameter input module, a matrix rotation module, a manual stab start module, a double-row grinding wheel module, and a single-row start module, wherein the blade actuation module includes a blade extending module, a blade descending module, and a blade moving module; the parameter input module is used for inputting at least one of the diameter between the outer ring cutter heads, the diameter between the inner ring cutter heads, the length of the outer ring cutter heads, the length of the inner ring cutter heads, the number of the cutter heads, the punching time, the punching depth, the number of burrs of the outer ring cutter heads, the number of the burrs of the inner ring cutter heads, the tooth cutter retreating delay and the tooth cutter ascending delay, so that the space blade device is ensured to have higher automation degree and accuracy performance when the saw blade is processed, and the obtained saw blade is ensured to meet the design requirement. In fig. 11, it can also be seen that the operation interface of the PLC controller 18 further includes a work/debug switching module, which can control the working state of each air cylinder, so as to implement the overall debugging of the pricking device. In addition, the pricking device can well control the stroke of each air cylinder, so that the control of the diameter between the outer ring cutter heads, the diameter between the inner ring cutter heads, the pricking time and the pricking depth is realized, and in order to realize the control of the parameters, the device is also provided with the control of the length feeding length of the cutter heads, such as 10mm, the length of the inner ring cutter heads, 20mm, the number of the cutter heads and the like.

In the above-mentioned embodiments, it is also to be particularly emphasized that, referring to fig. 2, the areas a and B are used for the opposite saw blade to be processed or the processed saw blade, and can also be used for installing an automatic conveying device for conveying the saw blade to be processed and the processing saw blade.

the saw blade bur punching device can automatically realize automatic positioning, pressing and surface bur punching, namely space bur punching, of the saw blade, and realize automatic processing of the surface bur of the saw blade, thereby achieving the purpose of improving the production efficiency. In addition, the saw blade bur punching device is also suitable for spatial inclined hole punching or other spatial machining devices.

the embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.

Claims

1. saw bit is beaten thorn device, its characterized in that: the saw blade positioning device comprises a positioning column (2), a pressing device (3), a space blade device and a PLC (programmable logic controller) (18), wherein the positioning column (2), the pressing device (3), the space blade device and the PLC (18) are arranged on a workbench (1), a saw blade (19) is arranged at the top of the positioning column (2), the pressing device (3) presses or loosens the saw blade (19), and the PLC (18) is connected with and controls the positioning column (2), the pressing device (3) and the space blade device;

The axial direction of the positioning column (2) is taken as the Z direction, one side of the positioning column (2) facing an operator is taken as the Y axis, the side perpendicular to the Y axis and the Z axis is taken as the X axis, the space blade device comprises a Y-direction moving device (6), an XZ-direction moving device, a machining power source and a blade (11), wherein the Y-direction moving device (6) and the XZ-direction moving device are connected with each other and are respectively connected to a PLC (programmable logic controller) (18);

The machining power source is fixed on the XZ-direction moving device, the blade (11) is fixed on the machining power source, and meanwhile, the blade (11) is positioned above the machining position of the saw blade (19);

The Y-direction moving device (6) comprises a Y-direction bottom plate (14) and a Y-direction moving cylinder (61), and the Y-direction moving cylinder (61) is fixed on the Y-direction bottom plate (14);

The XZ-direction movement device comprises an X-direction bottom plate (15), a rotating plate (16) and an XZ-direction guide device (17), wherein one end of the X-direction bottom plate (15) is fixed with the Y-direction bottom plate (14), the other end of the X-direction bottom plate is movably connected with the rotating plate (16), and one end of the rotating plate (16) is connected with the positioning column (2);

The XZ-guide (17) is connected to the free end of the rotating plate (16);

A group of symmetrical fan-shaped grooves (151) are formed in the X-direction bottom plate (15), and a bolt (152) is connected into each fan-shaped groove (151), so that the device fixed on the X-direction bottom plate (15) can be enabled to generate XY-direction displacement relative to the Y-direction moving device;

The machining power source is connected to one end of the rotating plate (16) close to the XZ guide device (17);

The Y-direction movement device (6) and the XZ-direction movement device are respectively connected with a PLC (18).

2. the saw blade bur device of claim 1, wherein: the machining power source comprises a machining cylinder (7) and an air hammer (8), the machining cylinder (7) and the air hammer (8) are fixed in parallel to form an integral structure through a backing plate (9) arranged between the machining cylinder and the air hammer, and the integral structure fixes a blade (11) through a cutter bar (10);

a spring (13) is connected between the integral structure and the cutter bar (10); the processing cylinder (7) and the air hammer (8) are respectively connected with a PLC (programmable logic controller) (18).

3. Saw blade bur device according to claim 1 or 2, characterized in that: the cutter blade (11) is long-strip-shaped, the height direction of the cutter blade is adjustably connected to the cutter rod (10), a cutter hole (101) in the vertical direction is formed in the cutter rod (10), the cutter blade (11) penetrates through the cutter hole (101), and the cutter blade is tightly pushed or adjusted through a cutter connecting screw rod (102) arranged on the side face of the cutter rod (10).

4. The saw blade bur device of claim 1, wherein: a supporting bolt device (21) is arranged between the rotating plate (16) and the Y-direction bottom plate (14), the supporting bolt device (21) comprises a fixing block (211) and an adjusting screw rod (212), the fixing block (211) is fixed on the rotating plate (16), and the adjusting screw rod (212) penetrates through the fixing block (211) and extends to the top position of the Y-direction bottom plate (14) from the upper side of the rotating plate (16).

5. The saw blade bur device of claim 1, wherein: the XZ-direction guide device (17) comprises an XZ-direction cylinder (171), a telescopic shaft (172) and a bracket (173), wherein the XZ-direction cylinder (171) is movably connected to the X-direction bottom plate (15) through a hinged support (20), so that the telescopic shaft can conveniently rotate along with the rotating plate (16); the bracket (173) is fixed above the rotating plate (15), and the telescopic shaft (172) is connected between the XZ-direction cylinder (171) and the bracket (173); the XZ-direction cylinder (171) is connected with a PLC (18).

6. Saw blade pricking device according to claim 1, 4 or 5, wherein: the rotary plate (16) is connected to the X-direction bottom plate (15) through a rotary support (24) and rotates, a vertical U-shaped groove (241) is formed in the left side face and the right side face of the rotary support (24), a connecting shaft (25) is arranged at the transverse position of the vertical U-shaped groove (241), a bolt adjusting handle (26) is arranged in the top position direction of the vertical U-shaped groove (241), and the bolt adjusting handle (26) is used for adjusting and pressing the connecting shaft (25).

7. The saw blade bur device of claim 1, wherein: the pressing device (3) comprises a pressing block (31), a pressing cylinder (32) and a pressing base (33), the pressing cylinder (32) is connected to the workbench (1) through the pressing base (33), the pressing block (31) is connected to the pressing cylinder (32) and moves up and down, and the pressing block (31) is located right above the positioning column (2) and moves up and down; in addition, the pressing air cylinder (32) is connected with a PLC (18).

8. The saw blade bur device of claim 1, wherein: the bottom of the positioning column (2) is further connected with a speed reducing device (4), the speed reducing device (4) comprises a speed reducing motor (41) and a speed reducing shaft (42), the speed reducing shaft (42) is connected with the positioning column (2), a motorcycle brake assembly (5) is further arranged between the speed reducing shaft (42) and the positioning column (2), and the motorcycle brake assembly (5) is sequentially connected with a brake cylinder (54) and a PLC (programmable logic controller) (18).