CN112620811A

CN112620811A - Small-sized round piece precision chamfering machine with waste cleaning function

Info

Publication number: CN112620811A
Application number: CN202011511620.3A
Authority: CN
Inventors: 翟江顺
Original assignee: Kunshan Janils Automation Technology Co ltd
Current assignee: Kunshan Janils Automation Technology Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-04-09

Abstract

The invention belongs to the technical field of chamfering machines and discloses a small round piece precision chamfering machine with a waste cleaning function. This scheme accessible auxiliary positioning device is with the circle piece, the centre of a circle location of support plectane and circle piece mounting is on an online, in order to improve the chamfer precision, can pass through the height that support piece adjusted chamfer motor and chamfer sword according to the thickness of circle piece, adjust the position of chamfer motor and chamfer sword through the displacement subassembly, thereby satisfy different demands, through driving motor, the bull stick, support plectane and the mutually supporting of chamfer motor, the realization is to the automatic chamfer of circle piece, high working efficiency, high accuracy, pass through the dust cage at the in-process of chamfer, flexible pipe, mutually supporting of air exhauster, can be with in the garbage collection box of the garbage collection that the chamfer produced, make things convenient for the clearance of waste material.

Description

Small-sized round piece precision chamfering machine with waste cleaning function

Technical Field

The invention relates to the technical field of chamfering machines, in particular to a small-sized round piece precise chamfering machine with a waste cleaning function.

Background

In machining, most of circular workpieces need to be chamfered at the position of the excircle of the end face in the product machining process.

When the existing chamfering equipment is used for chamfering a round workpiece, the round workpiece is easy to deviate from a rotating block for setting a track, so that the precision is reduced, the existing chamfering equipment cannot be suitable for round workpieces with different sizes and thicknesses, the function of waste collection and cleaning is not achieved in the chamfering process, and the practicability is low.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a small round piece precision chamfering machine with a waste material cleaning function, and solves the problems that when existing chamfering equipment is used for chamfering round workpieces, round workpieces are prone to rotating blocks deviating from a set track, so that precision is reduced, the existing chamfering equipment cannot be suitable for round pieces of different sizes and thicknesses, the waste material collecting and cleaning function is not achieved in the chamfering process, and practicability is low.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The small-sized round piece precise chamfering machine with the waste cleaning function comprises a bottom plate, wherein a workbench is arranged above the bottom plate, four corners of the top of the bottom plate are fixedly connected with fixing rods, the top ends of the four fixing rods are respectively fixedly connected with the bottom of the workbench, a driving motor and a controller are fixedly mounted at the top of the bottom plate, an output shaft of the driving motor is fixedly connected with a rotating rod, the top end of the rotating rod penetrates through and extends to the upper part of the workbench and is fixedly connected with a supporting circular plate, the rotating rod is fixedly connected with the workbench through a bearing, the controller is electrically connected with the driving motor, an auxiliary positioning device is arranged on the workbench and is positioned on the outer side of the supporting circular plate;

the back of the workbench is fixedly connected with an L-shaped block, the bottom of the inner side of the L-shaped block is fixedly connected with a round piece fixing piece, the center line of the round piece fixing piece corresponds to the circle center of a supporting circular plate, a supporting piece with adjustable height is arranged at the bottom of the workbench and on the left side of the supporting circular plate, the top of the supporting piece is fixedly connected with a fixing ring, a chamfering motor fixedly connected with the fixing ring is arranged in the fixing ring, the output shaft of the chamfering motor is fixedly connected with a chamfering knife, and the supporting piece is provided with a displacement assembly;

the utility model discloses a support piece, including support piece, top fixedly connected with slope piece on support piece right side, the joint has the fixture block on the slope piece, the top fixedly connected with dust cage of fixture block, the dust cage slope sets up and corresponds with the chamfer sword, the intercommunication has the flexible pipe of sufficient length on the dust cage, the bottom of flexible pipe is run through and is extended to the below of workstation, the top fixed mounting of bottom plate has the air exhauster, air exhauster and flexible pipe intercommunication, the top of bottom plate and the rear that is located the air exhauster are provided with garbage collection box, air exhauster and garbage collection box intercommunication.

Preferably, the auxiliary positioning device includes three ejector pad, and is three the ejector pad is cyclic annular evenly distributed in the outside of supporting the plectane, and is three the ejector pad all is higher than supporting the plectane, and is three the equal fixedly connected with connecting rod in bottom of ejector pad, the top of workstation corresponds three connecting rod and sets up three expansion joints toward the extension of workstation centre of a circle direction, and is three the below that three expansion joints extended to the workstation is run through respectively to the bottom of connecting rod, connecting rod and expansion joint adaptation, it is three the connecting rod is close to the one side in the workstation centre of a circle and is located the equal fixed connection first electric putter in below of workstation, and is three the equal fixedly connected with fixed block of the other end of first electric putter, the top of fixed block respectively with the bottom fixed connection of workstation.

Preferably, the circle piece fixing part comprises a pressing block, the circle center of the pressing block corresponds to the supporting circular plate, the top of the pressing block is fixedly connected with a rotating seat, the top of the rotating seat is rotatably connected with a hydraulic rod, the top of the hydraulic rod is fixedly connected with the bottom of the L-shaped block, and the bottom of the pressing block is fixedly connected with an anti-slip mat.

Preferably, support piece is including supporting the square tube, the bottom and the displacement subassembly fixed connection of support square tube, the top of supporting the square tube alternates and is provided with the support square pole rather than the adaptation, the top and the solid fixed ring fixed connection of support square pole, top and the slope piece fixed connection on support square pole right side, the front and the back of supporting the square tube all are provided with second electric putter, two second electric putter's top and bottom difference fixedly connected with installation piece, four the installation piece respectively with support square tube and support square pole fixed connection.

Preferably, the displacement subassembly includes the horizontal displacement mouth, the top at the workstation is seted up to the horizontal displacement mouth, be provided with the displacement piece rather than the adaptation in the horizontal displacement mouth, the top of displacement piece and the bottom fixed connection who supports the square tube, the interlude is provided with the threaded rod rather than threaded connection on the displacement piece, the right-hand member of threaded rod passes through bearing and the left inner wall fixed connection of horizontal displacement mouth, the left end of threaded rod runs through and extends to the left side and the fixedly connected with servo motor of workstation, and the interlude is provided with the guide bar rather than sliding connection on the displacement piece, the both ends of guide bar respectively with the left and right sides fixed connection of horizontal displacement mouth inner wall.

Preferably, the sliding grooves are formed in two inner side walls of the movable opening in the moving direction, the sliding grooves are internally provided with sliding blocks in a sliding connection mode, and the sliding blocks are fixedly connected with the connecting rods respectively.

Preferably, the inner bottom wall of the supporting square tube is fixedly connected with a damping spring, and the top end of the damping spring is fixedly connected with the bottom end of the supporting square rod.

Preferably, the left side and the right side of the waste collection box are provided with positioning rods in an inserting mode, and the two positioning rods are fixedly connected with the bottom plate respectively.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) when the scheme is used, the round piece to be chamfered is placed on the supporting circular plate, then the auxiliary positioning device is used for assisting the positioning of the round piece, so that the circle centers of the round piece, the supporting circular plate and the round piece fixing piece are on the same line, thereby improving the chamfering precision, after the positioning is finished, the auxiliary positioning device is separated from the round piece, the round piece is fixed by the round piece fixing piece, the deviation of a set track is prevented, the precision is improved, the heights of the chamfering motor and the chamfering cutter are adjusted by the supporting piece according to the size and the thickness of the round piece, and the positions of the chamfering motor and the chamfering cutter are adjusted by the displacement assembly, thereby meeting different requirements, the automatic chamfering of the round piece is realized by the mutual matching of the driving motor, the rotating rod, the supporting circular plate and the chamfering motor, the working efficiency is high, the precision is high, and waste materials generated by chamfering can be collected into a waste material collecting box by the mutual matching of the, the cleaning of the waste materials is convenient, the dust hood can be taken down to clean the workbench and other table tops after the work is finished, and the use is very convenient.

(2) The round piece is placed on the supporting circular plate and then contracted through the controller, the three first electric push rods are driven to move towards the circle center direction of the workbench in the movable opening, the three push blocks are driven to move simultaneously and push the round piece, and the position of the round piece is adjusted, so that the circle center of the round piece is consistent with the circle center of the supporting circular plate, the situation of chamfering position deviation is effectively prevented from occurring, and chamfering precision is improved.

(3) Extension through the hydraulic stem drives the briquetting decline and cooperates the slipmat, realizes spacing fixed to the circle, through the setting up of rotating the seat make when supporting the plectane rotatory, can drive circle and briquetting and rotate together to can realize the fixed to the circle, also can realize the rotation of circle, thereby make things convenient for the chamfer.

(4) The supporting square rod can be driven to stretch in the supporting square barrel through the stretching of the second electric push rod, and then the fixing ring and the chamfering motor are driven to lift, so that the chamfering of round pieces with different thicknesses is met, and the practicability of the device is improved.

(5) Can drive the threaded rod through with servo motor circular telegram operation and rotate to spacing and the direction through the guide bar drive the displacement piece in horizontal displacement mouth, and then drive support piece and chamfer motor motion, realize the processing to the circle piece of unidimensional not.

(6) Through mutually supporting of spout and slider, the flexibility when multiplicable connecting rod moves can play the effect of buffering to supporting the square pole through damping spring, also can play absorbing effect at the chamfer motor during operation.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 of the present invention;

FIG. 3 is a bottom sectional view of the table of the present invention;

fig. 4 is a partial half-cut perspective view of the mid-brace of the present invention.

The reference numbers in the figures illustrate:

1. a base plate; 2. a work table; 3. fixing the rod; 4. a drive motor; 5. a rotating rod; 6. a supporting circular plate; 7. a controller; 8. an auxiliary positioning device; 81. a push block; 82. a connecting rod; 83. a movable opening; 84. a first electric push rod; 85. a fixed block; 86. a chute; 87. a slider; 9. an L-shaped block; 10. a round piece fixing member; 101. briquetting; 102. a rotating seat; 103. a hydraulic lever; 104. a non-slip mat; 11. a support member; 111. supporting the square cylinder; 112. supporting the square rod; 113. a second electric push rod; 114. mounting blocks; 115. a damping spring; 12. a fixing ring; 13. chamfering the motor; 14. chamfering cutter; 15. a displacement assembly; 151. a horizontal displacement port; 152. a displacement block; 153. a threaded rod; 154. a servo motor; 155. a guide bar; 16. an inclined block; 17. a clamping block; 18. a dust collection cover; 19. a telescopic pipe; 20. an exhaust fan; 21. a waste collection tank; 22. and (5) positioning the rod.

Detailed Description

The technical solution 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; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a small-sized round piece precision chamfering machine with a waste cleaning function comprises a bottom plate 1, a workbench 2 is arranged above the bottom plate 1, four corners of the top of the bottom plate 1 are fixedly connected with fixing rods 3, top ends of the four fixing rods 3 are respectively fixedly connected with the bottom of the workbench 2, a driving motor 4 and a controller 7 are fixedly arranged at the top of the bottom plate 1, an output shaft of the driving motor 4 is fixedly connected with a rotating rod 5, the top end of the rotating rod 5 penetrates through and extends to the upper side of the workbench 2 and is fixedly connected with a supporting circular plate 6, the rotating rod 5 is fixedly connected with the workbench 2 through a bearing, the controller 7 is electrically connected with the driving motor 4, an auxiliary positioning device 8 is arranged on the workbench 2, the auxiliary positioning device 8 is positioned at the outer side of the supporting circular plate 6, the back of the workbench 2 is fixedly connected with an L9, a round piece fixing piece 10 is, the center line of the circular piece fixing part 10 corresponds to the circle center of the supporting circular plate 6, when in use, a circular piece to be chamfered is placed on the supporting circular plate 6, and then the auxiliary positioning device 8 is used for assisting the positioning of the circular piece, so that the circle centers of the circular piece, the supporting circular plate 6 and the circular piece fixing part 10 are on the same line, and the chamfering precision is improved;

but the bottom of workstation 2 and the left side that is located supporting circular plate 6 are provided with height-adjusting's support piece 11, but the solid fixed ring 12 of top fixedly connected with of support piece 11, be provided with rather than fixed connection's chamfer motor 13 in the solid fixed ring 12, the output shaft fixedly connected with chamfer sword 14 of chamfer motor 13, support piece 11 is provided with displacement assembly 15, pass through support piece 11 according to the size and the thickness of circle piece and adjust the height of chamfer motor 13 and chamfer sword 14, adjust the position of chamfer motor 13 and chamfer sword 14 through displacement assembly 15, thereby satisfy different demands.

An inclined block 16 is fixedly connected above the right side of the supporting piece 11, a clamping block 17 is clamped on the inclined block 16, a dust hood 18 is fixedly connected with the top of the clamping block 17, the dust hood 18 is obliquely arranged and corresponds to the chamfering cutter 14, an extension pipe 19 which is long enough is communicated with the dust hood 18, the bottom end of the extension pipe 19 penetrates through and extends to the lower part of the workbench 2, an exhaust fan 20 is fixedly installed at the top of the bottom plate 1, the exhaust fan 20 is communicated with the extension pipe 19, a waste collection box 21 is arranged at the top of the bottom plate 1 and behind the exhaust fan 20, the exhaust fan 20 is communicated with the waste collection box 21, automatic chamfering of a round piece is realized through the mutual matching of the driving motor 4, the rotating rod 5, the supporting circular plate 6 and the chamfering motor 13, the working efficiency is high, the precision is high, and waste generated by chamfering can be collected into the waste collection box 21 through the mutual matching of the dust, the cleaning of the waste materials is convenient, the dust hood 18 can be taken down to clean the workbench 2 and other table-boards after the work is finished, and the use is very convenient.

Further, the auxiliary positioning device 8 comprises three pushing blocks 81, the three pushing blocks 81 are uniformly distributed on the outer side of the supporting circular plate 6 in an annular shape, the three pushing blocks 81 are all higher than the supporting circular plate 6, the bottoms of the three pushing blocks 81 are all fixedly connected with connecting rods 82, three movable openings 83 extending towards the circle center direction of the workbench 2 are formed in the top of the workbench 2 corresponding to the three connecting rods 82, the bottom ends of the three connecting rods 82 respectively penetrate through the three movable openings 83 and extend to the lower part of the workbench 2, the connecting rods 82 are matched with the movable openings 83, the three connecting rods 82 are close to one side of the circle center of the workbench 2 and are positioned below the workbench 2 and are all fixedly connected with first electric push rods 84, the other ends of the three first electric push rods 84 are all fixedly connected with fixed blocks 85, the tops of the fixed blocks 85 are respectively fixedly connected with the bottom of the workbench 2, the circular piece is placed on the supporting circular plate 6 and then is retracted by the, the three connecting rods 82 are driven to move towards the circle center direction of the workbench 2 in the movable opening 83, and then the three pushing blocks 81 are driven to move simultaneously and push the round piece, so that the position of the round piece can be adjusted, the circle center of the round piece is consistent with the circle center of the supporting circular plate 6, the situation of chamfering position deviation is effectively prevented, and chamfering precision is improved.

Further, circle spare mounting 10 includes briquetting 101, the centre of a circle of briquetting 101 corresponds with supporting circular plate 6, the top fixedly connected with of briquetting 101 rotates seat 102, the top of rotating seat 102 is rotated and is connected with hydraulic stem 103, bottom fixed connection in the top of hydraulic stem 103 and the L-shaped piece 9, the bottom fixedly connected with slipmat 104 of briquetting 101, extension through hydraulic stem 103 drives briquetting 101 and descends and cooperate slipmat 104, realize spacing fixed to the circle spare, when setting up through rotating seat 102 makes supporting circular plate 6 rotatory, can drive circle spare and briquetting 101 and rotate together, thereby can realize the fixed to the circle spare, also can realize the rotation of circle spare, thereby make things convenient for the chamfer.

Further, support piece 11 is including supporting square tube 111, the bottom and the 15 fixed connection of displacement subassembly of support square tube 111, the top of supporting square tube 111 alternates and is provided with the support square rod 112 rather than the adaptation, the top and the solid fixed ring 12 fixed connection of support square rod 112, top and the sloping block 16 fixed connection on support square rod 112 right side, the front and the back of supporting square tube 111 all are provided with second electric putter 113, the top and the bottom of two second electric putter 113 are fixed connection respectively and install the piece 114, four installation pieces 114 respectively with support square tube 111 and support square rod 112 fixed connection, can drive support square rod 112 through the flexible of second electric putter 113 and stretch out and draw back in supporting square tube 111, and then drive solid fixed ring 12, chamfer motor 13 goes up and down, then satisfy the chamfer of different thickness circle pieces, the device practicality is improved.

Further, displacement assembly 15 includes horizontal displacement mouth 151, horizontal displacement mouth 151 sets up at the top of workstation 2, be provided with the displacement piece 152 rather than the adaptation in the horizontal displacement mouth 151, the top of displacement piece 152 and the bottom fixed connection who supports square tube 111, the interlude is provided with rather than threaded connection's threaded rod 153 on the displacement piece 152, bearing and the left inner wall fixed connection of horizontal displacement mouth 151 are passed through to the right-hand member of threaded rod 153, the left end of threaded rod 153 runs through and extends to the left side and the fixedly connected with servo motor 154 of workstation 2, the interlude is provided with rather than sliding connection's guide bar 155 on the displacement piece 152, the both ends of guide bar 155 respectively with the left and right sides fixed connection of horizontal displacement mouth 151 inner wall, the realization is to the processing of the not unidimensional circle spare.

Further, spout 86 has all been seted up along two inside walls of its activity direction to activity mouth 83, and equal sliding connection has slider 87 in two spout 86, and two sliders 87 are connecting rod 82 fixed connection respectively, through mutually supporting of spout 86 and slider 87, flexibility when multiplicable connecting rod 82 moves.

Further, the inner bottom wall of the supporting square tube 111 is fixedly connected with a damping spring 115, the top end of the damping spring 115 is fixedly connected with the bottom end of the supporting square rod 112, and the damping spring 115 can play a role in buffering the supporting square rod 112 and also play a role in damping when the chamfering motor 13 works.

Further, the left and right sides of the waste collection box 21 are provided with positioning rods 22 in a penetrating mode, the two positioning rods 22 are fixedly connected with the bottom plate 1 respectively, the positioning effect on the waste collection box 21 can be achieved through the positioning rods 22, the waste collection box 21 can be conveniently detached, and waste materials are convenient to intensively clean.

The working principle is as follows: when the round piece chamfering device is used, a round piece to be chamfered is placed on the supporting round plate 6, then the three first electric push rods 84 are contracted through the controller 7 to drive the three connecting rods 82 to move towards the circle center direction of the workbench 2 in the movable opening 83, and further drive the three push blocks 81 to move simultaneously and push the round piece, so that the position of the round piece is adjusted, the circle centers of the round piece, the supporting round plate 6 and the round piece fixing piece 10 are positioned on the same line, the condition of chamfering position deviation is effectively prevented, and chamfering precision is improved;

after positioning, the first electric push rod 84 extends again to separate the push block 81 from the round piece, the press block 101 is driven to descend by the extension of the hydraulic rod 103 and is matched with the anti-skid pad 104, so that the round piece is limited and fixed, the round piece is prevented from deviating from a set track, and the precision is improved;

then, the supporting square rod 112 can be driven to stretch in the supporting square cylinder 111 through the stretching of the second electric push rod 113 according to the thickness of the round piece, so that the fixing ring 12 and the chamfering motor 13 are driven to lift, the height of the chamfering tool 14 is adjusted, the threaded rod 153 can be driven to rotate through the power-on operation of the servo motor 154 according to the size of the round piece, the displacement block 152 is driven to be in the horizontal displacement port 151 through the limiting and guiding of the guide rod 155, the supporting piece 11 and the chamfering motor 13 are driven to move, the position of the chamfering tool 14 is changed, and different requirements are met;

then, the driving motor 4 is electrified to operate to drive the rotating rod 5 to rotate, so that the supporting circular plate 6, the circular piece and the pressing block 101 are driven to rotate, and meanwhile, the chamfering motor 13 works, so that automatic chamfering can be realized, and the working efficiency is high;

in the chamfering process, the exhaust fan 20 is electrified to operate, waste materials generated by chamfering can be collected into the waste material collection box 21 through the matching of the dust collection cover 18 and the telescopic pipe 19, the waste materials are convenient to clean, and the dust collection cover 18 can be taken down to clean the workbench 2 and other table tops after the work is finished because the dust collection cover 18 is fixed through the fixture block 17, so that the use is very convenient.

It should be noted that each device in the present application is a common device in the market, and can be selected according to the requirement when in specific use, and the circuit connection relationship of each device all belongs to a simple series and parallel connection circuit, and there is no innovation point in the circuit connection, and those skilled in the art can easily implement the circuit connection, and belong to the prior art, and are not described again.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. Take accurate beveler of small-size circle spare of waste material clearance function, including bottom plate (1), its characterized in that: a workbench (2) is arranged above the bottom plate (1), four corners of the top of the bottom plate (1) are fixedly connected with fixing rods (3), the top ends of the four fixing rods (3) are respectively and fixedly connected with the bottom of the workbench (2), the top of the bottom plate (1) is fixedly provided with a driving motor (4) and a controller (7), an output shaft of the driving motor (4) is fixedly connected with a rotating rod (5), the top end of the rotating rod (5) penetrates through and extends to the upper part of the workbench (2) and is fixedly connected with a supporting circular plate (6), the rotating rod (5) is fixedly connected with the workbench (2) through a bearing, the controller (7) is electrically connected with the driving motor (4), an auxiliary positioning device (8) is arranged on the workbench (2), and the auxiliary positioning device (8) is positioned on the outer side of the supporting circular plate (6);

the back of the workbench (2) is fixedly connected with an L-shaped block (9), the bottom of the inner side of the L-shaped block (9) is fixedly connected with a round piece fixing piece (10), the center line of the round piece fixing piece (10) corresponds to the circle center of a supporting circular plate (6), a supporting piece (11) with adjustable height is arranged at the bottom of the workbench (2) and on the left side of the supporting circular plate (6), the top of the supporting piece (11) is fixedly connected with a fixing ring (12), a chamfering motor (13) fixedly connected with the fixing ring (12) is arranged in the fixing ring (12), an output shaft of the chamfering motor (13) is fixedly connected with a chamfering knife (14), and the supporting piece (11) is provided with a displacement assembly (;

the utility model discloses a set up the top fixedly connected with on support piece (11) right side slope piece (16), the joint has fixture block (17) on slope piece (16), the top fixedly connected with dust cage (18) of fixture block (17), dust cage (18) slope sets up and corresponds with chamfer sword (14), the intercommunication has flexible pipe (19) of sufficient length on dust cage (18), the bottom of flexible pipe (19) is run through and is extended to the below of workstation (2), the top fixed mounting of bottom plate (1) has air exhauster (20), air exhauster (20) and flexible pipe (19) intercommunication, the top of bottom plate (1) and the rear that is located air exhauster (20) are provided with garbage collection box (21), air exhauster (20) and garbage collection box (21) intercommunication.

2. The small round piece precision chamfering machine with the scrap cleaning function according to claim 1, wherein: the auxiliary positioning device (8) comprises three pushing blocks (81), the three pushing blocks (81) are uniformly distributed on the outer side of a supporting circular plate (6) in an annular mode, the three pushing blocks (81) are higher than the supporting circular plate (6), the bottom of each pushing block (81) is fixedly connected with a connecting rod (82), three movable openings (83) extending towards the circle center direction of the workbench (2) are formed in the top of the workbench (2) corresponding to the three connecting rods (82), the bottom ends of the three connecting rods (82) penetrate through the three movable openings (83) respectively and extend to the lower portion of the workbench (2), the connecting rods (82) are matched with the movable openings (83), the three connecting rods (82) are close to one side of the circle center of the workbench (2) and located below the workbench (2) and fixedly connected with first electric push rods (84), and fixed blocks (85) are fixedly connected with the other ends of the first electric push rods (84), the top of the fixed block (85) is fixedly connected with the bottom of the workbench (2) respectively.

3. The small round piece precision chamfering machine with the scrap cleaning function according to claim 1, wherein: the round piece fixing piece (10) comprises a pressing block (101), the circle center of the pressing block (101) corresponds to the supporting circular plate (6), the top of the pressing block (101) is fixedly connected with a rotating seat (102), the top of the rotating seat (102) is rotatably connected with a hydraulic rod (103), the top end of the hydraulic rod (103) is fixedly connected with the bottom of the L-shaped block (9), and the bottom of the pressing block (101) is fixedly connected with an anti-slip pad (104).

4. The small round piece precision chamfering machine with the scrap cleaning function according to claim 1, wherein: support piece (11) are including supporting square tube (111), the bottom and the displacement subassembly (15) fixed connection of support square tube (111), the top of supporting square tube (111) alternates and is provided with support square rod (112) rather than the adaptation, the top and solid fixed ring (12) fixed connection of support square rod (112), top and slope piece (16) fixed connection on support square rod (112) right side, the front and the back of supporting square tube (111) all are provided with second electric putter (113), two the top and the bottom of second electric putter (113) are fixedly connected with installation piece (114), four respectively installation piece (114) with support square tube (111) and support square rod (112) fixed connection.

5. The small round piece precision chamfering machine with the scrap cleaning function according to claim 4, wherein: the displacement assembly (15) comprises a horizontal displacement port (151), the horizontal displacement port (151) is arranged at the top of the workbench (2), a displacement block (152) matched with the horizontal displacement port (151) is arranged in the horizontal displacement port, the top of the displacement block (152) is fixedly connected with the bottom of the supporting square tube (111), a threaded rod (153) in threaded connection with the displacement block (152) is inserted on the displacement block, the right end of the threaded rod (153) is fixedly connected with the inner wall at the left side of the horizontal displacement port (151) through a bearing, the left end of the threaded rod (153) penetrates through and extends to the left side of the workbench (2) and is fixedly connected with a servo motor (154), a guide rod (155) which is in sliding connection with the displacement block (152) is inserted and arranged on the displacement block, and two ends of the guide rod (155) are respectively and fixedly connected with the left side and the right side of the inner wall of the horizontal displacement port (151).

6. The small round piece precision chamfering machine with the scrap cleaning function according to claim 2, wherein: the sliding groove (86) is formed in each of two inner side walls of the movable opening (83) in the moving direction, each sliding block (87) is connected to each sliding groove (86) in a sliding mode, and each sliding block (87) is fixedly connected with the corresponding connecting rod (82).

7. The small round piece precision chamfering machine with the scrap cleaning function according to claim 4, wherein: the inner bottom wall of the supporting square tube (111) is fixedly connected with a damping spring (115), and the top end of the damping spring (115) is fixedly connected with the bottom end of the supporting square rod (112).

8. The small round piece precision chamfering machine with the scrap cleaning function according to claim 1, wherein: the left side and the right side of the waste collection box (21) are respectively provided with positioning rods (22) in an inserting mode, and the two positioning rods (22) are respectively fixedly connected with the bottom plate (1).