CN111224524A

CN111224524A - Motor rotor balancing machine

Info

Publication number: CN111224524A
Application number: CN202010215121.3A
Authority: CN
Inventors: 张竞文; 孙天恩; 邓冠英; 谢玖成; 刘跃坚; 刘义吉; 周长民
Original assignee: Changrong Motor Shenzhen Co ltd
Current assignee: Changrong Motor Shenzhen Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-06-02

Abstract

The invention relates to a motor rotor balancing machine, which belongs to the technical field of motors and comprises a rack, wherein a cutting device is arranged on the rack and comprises a base and a milling cutter with a vertical axis, an arc-shaped placing groove is formed in the base, a rotor body is placed in the placing groove, the milling cutter is provided with a supporting frame, a fixed block positioned right above the placing groove is connected onto the supporting frame, a first impurity removing assembly is arranged on the fixed block and comprises a chip removing groove and a first exhaust fan communicated with the chip removing groove, the chip removing groove is formed in the bottom of the fixed block and is formed upwards from the middle of an abutting groove, and the milling cutter is positioned in the chip removing groove.

Description

Motor rotor balancing machine

Technical Field

The invention relates to the technical field of motors, in particular to a motor rotor balancing machine.

Background

At present, the motor is an important production and living article, wherein the rotor body has an initial unbalance amount due to the influence of materials, manufacturing processes and assembly in the manufacturing process, and the rotor body with the excessive unbalance amount can generate vibration, bring noise, shorten the service life of the product and even bring danger when rotating at high speed, so that the rotor body needs to be subjected to dynamic balance correction treatment.

The existing Chinese patent with reference to publication number CN104578626B discloses a cutting mechanism of an automatic rotor body weight-removing balancing machine, which comprises a clamping inner sleeve, an inner sleeve fixing rod, an outer sleeve push rod and a push piston cylinder; the front end of the clamping inner sleeve is inverted conical, the middle end of the clamping inner sleeve is horizontal, the tail end of the clamping inner sleeve is provided with a clamping groove, and the front end and the middle end are provided with at least two linear notches; the front end of the inner sleeve fixing rod is provided with a protruding end corresponding to a clamping groove at the tail end of the clamping inner sleeve, and the tail end of the inner sleeve fixing rod is provided with a fixing thread which is fixed on the outer part of the pushing piston cylinder; the outer sleeve is sleeved outside the clamping inner sleeve and fixed on an outer sleeve push rod, and the outer sleeve push rod is connected with a piston in a push piston cylinder. Meanwhile, the moving mechanism with the fixed sliding seat and the cutters arranged at the left end and the right end respectively solve the technical problem of accurately grabbing rotor bodies with different iron core thicknesses and realizing accurate cutting.

The above prior art solutions have the following drawbacks: after the rotor body is cut by the heavy cutting mechanism, the scraps generated by cutting can be adhered to the rotor body and are not easy to fall off from the rotor body, and the influence on the remeasured unbalance after cutting is generated.

Disclosure of Invention

The invention aims to provide a motor rotor balancing machine capable of removing cutting chips adhered to a rotor body.

The above object of the present invention is achieved by the following technical solutions:

a motor rotor balancing machine comprises a frame, wherein a primary measuring device, a cutting device and a secondary measuring device are arranged on the frame, the cutting device comprises a base and a milling cutter with a vertical axis, an arc-shaped placing groove is formed in the base, a rotor body is placed in the placing groove, the milling cutter is provided with a supporting frame, the supporting frame is positioned on one side of the base, a fixed block positioned right above the placing groove is connected onto the supporting frame, a containing groove is formed in the fixed block, a cutting motor for driving the milling cutter to rotate and a lifting cylinder capable of driving the cutting motor to move along the axis direction of the milling cutter are arranged in the containing groove, the cutting motor is fixedly connected with a lifting plate perpendicular to the axis of the milling cutter, the piston rod end of the lifting cylinder is fixedly connected with the lifting plate, a butting groove with the circumferential radian consistent with that of, first edulcoration subassembly includes the chip groove and with the first air exhauster of chip groove intercommunication, the bottom of fixed block is seted up in the chip groove to the chip groove that removes, and begins upwards to set up from the middle part in butt groove, milling cutter is located the chip groove, makes the unbalance amount measurement of rotor body time measurement repeatedly comparatively accurate.

Through adopting above-mentioned technical scheme, the fixed block vertically moves down with rotor body's top butt after, then the cutting motor starts, the cutting motor drives milling cutter and rotates, the piston rod of lift cylinder stretches out, the lift cylinder drives cutting motor and milling cutter and together moves down, cut after milling cutter and rotor body butt, the sweeps that the cutting produced is sealed except that the bits inslot, can outwards splash, and along with the convulsions of first air exhauster, the sweeps is siphoned away from except that the bits inslot, avoided the direct adhesion of sweeps on rotor body, the effect of the cutting piece of adhesion on can having reached and to have detached rotor body.

The invention is further configured to: the bottom edge of chip groove inlays and is equipped with the sealing washer, and the ventilation hole has been seted up to the fixed block.

By adopting the technical scheme, the sealing ring ensures the sealing property between the bottom of the chip removing groove and the rotor body, so that the waste chips cannot pass through the space between the bottom of the chip removing groove and the brick body, and the waste chips are prevented from being splashed outwards and adhered to other positions of the circumferential surface of the rotor body; the arrangement of the vent hole avoids the situation that the chip removing groove is vacuumized, so that air can continuously enter the chip removing groove, and the fixed block is convenient to separate from the rotor body.

The invention is further configured to: the vent hole starts to extend downwards from the side surface of the fixing block to the bottom of the chip removing groove in an inclined mode.

Through adopting above-mentioned technical scheme, the wind that gets into in the ventilation hole can blow in along the orientation of seting up in wind hole, directly blows the bottom that removes the bits groove, and rotor body is by the position of milling cutter milled holes promptly to blow the sweeps that milling cutter milled holes produced, and the sweeps that is blown up is changeed and is siphoned away, is favorable to improving the effect of detaching of sweeps.

The invention is further configured to: the base is provided with second edulcoration subassembly, and second edulcoration subassembly includes brush groove and the second air exhauster that communicates bottom the brush groove, and the bottom in standing groove is seted up in the brush groove.

Through adopting above-mentioned technical scheme, along with rotor body's rotation, the sweeps that the adhesion was to rotor body rotates to rotor body under, and the sweeps receives self gravity and the decurrent washing gift of sweeps for the second air exhauster, makes the sweeps change and falls into the brush inslot for first edulcoration subassembly may not remove clean sweeps and can be detached by the second time, is favorable to improving the effect that the sweeps was detached.

The invention is further configured to: and a vertical hairbrush is embedded in the middle of the brush groove.

Through adopting above-mentioned technical scheme, along with rotor body's rotation, the axial face butt of brush and rotor body makes the sweeps of adhesion on the claw body circumference face further brushed, has improved the effect of detaching of small sweeps.

The invention is further configured to: the chip groove with have first air exhauster, be provided with filter assembly between standing groove and the second air exhauster, filter assembly includes the guide duct, the filter screen, baffle and edulcoration box, filter screen slope fixed connection is in the inner wall of guide duct, and extend the pipe wall of guide duct along the one end in front of the wind direction, the through-hole has been seted up to the pipe wall of guide duct, and the through-hole extends the guide duct position from the filter screen and begins, extend against the wind direction, the baffle is in the pipe wall outside of guide duct along the direction sliding connection of wind direction, and just cover the through-hole, the edulcoration box passes through the buckle joint at the outer wall of guide duct, and block the exposed part and the through-.

Through adopting above-mentioned technical scheme, when the sweeps is detached, the sweeps removes to the direction that is close to first air exhauster or second air exhauster along the guide duct gradually, until the sweeps reachs the filter screen, the sweeps is blocked by the filter screen, and the sweeps is blown to the position in front along the wind direction, when the sweeps on the filter screen is more, sliding baffle exposes to the through-hole, then the sweeps is blown to in the edulcoration box along the filter screen gradually, after the sweeps of filter screen at the guide duct internal portion has been blown, sliding baffle is to plugging up the through-hole, then dismantle the edulcoration box, after exporting the sweeps in the edulcoration box, install the edulcoration box, it is comparatively convenient to make the sweeps clearance in the guide duct.

The invention is further configured to: vertical sliding connection has the removal seat on the support frame, and support frame fixed being connected with is vertical drives actuating cylinder, drives actuating cylinder's tailpiece of the piston rod and removes a fixed connection, fixed block and the horizontal sliding connection of removal seat, remove a fixed connection and have horizontally sideslip cylinder, and the tailpiece of the piston rod and fixed block fixed connection of sideslip cylinder, the one end of fixed block is located the standing groove directly over.

Through adopting above-mentioned technical scheme, when the piston rod that drives actuating cylinder stretches out or retracts, can drive the fixed block and rise or descend, the piston rod of sideslip cylinder stretches out or retracts, can drive the fixed block and be close to or keep away from the base for the milling cutter that is located the fixed block can level and vertical removal, thereby the fixed block can not exert an influence to placing and taking out of rotor body on the base.

In conclusion, the beneficial technical effects of the invention are as follows:

1. by arranging the first impurity removing assembly, the scraps are sucked from the scrap removing groove, so that the scraps are prevented from being directly adhered to the rotor body, and the effect of removing cutting scraps adhered to the rotor body is achieved;

2. by arranging the second impurity removing assembly, the first impurity removing assembly can remove the sweeps which are not removed completely for the second time, so that the effect of removing the sweeps is improved;

3. through setting up filtering component, it is comparatively convenient to make the sweeps clearance in the air duct.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the support frame;

FIG. 3 is a schematic view of a structure intended to embody a rotary cylinder;

FIG. 4 is a partially broken-away structural view of the anchor block;

FIG. 5 is a schematic view of the inside of the fixing block;

FIG. 6 is a partially sectioned structural schematic view of the base;

fig. 7 is an exploded view of the filter assembly.

In the figure, 1, a frame; 11. a primary measurement device; 12. a cutting device; 121. a base; 1211. a placement groove; 1212. a rotor body; 122. milling cutters; 13. a retesting device; 14. a material taking device; 2. a support frame; 21. a fixed block; 211. a containing groove; 212. cutting the motor; 213. a lifting plate; 214. a lifting cylinder; 215. a butt joint groove; 216. a vent hole; 22. a movable seat; 221. a driving cylinder; 222. a transverse moving cylinder; 23. rotating the cylinder; 3. a clamping assembly; 31. a feeding seat; 311. rotating the motor; 32. a rotating rod; 33. a limiting seat; 4. a first impurity removal assembly; 41. chip grooves are removed; 411. a seal ring; 42. a first exhaust fan; 5. a second impurity removal assembly; 51. brushing a groove; 511. a brush; 52. a second exhaust fan; 6. a filter assembly; 61. an air guide pipe; 62. a filter screen; 63. a baffle plate; 64. and (4) removing impurities.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the motor rotor balancing machine disclosed by the invention comprises a frame 1, wherein a primary measuring device 11, a cutting device 12, a retesting device 13 and a material taking device 14 are arranged on the frame 1, a rotor body 1212 is moved to a lateral device from a position to be measured by the material taking device 14 to perform primary measurement of unbalance, then the material taking device 14 is moved to the cutting device 12 to perform cutting and weight removal, finally the material taking device 14 is moved to a retesting position to perform retesting of the unbalance, and finally the material taking device 14 is moved to the position to be measured.

Referring to fig. 4 and 5, the cutting device 12 includes a base 121 and a milling cutter 122 with a vertical axis, an arc-shaped placing groove 1211 is formed on the base 121, a rotor body 1212 is placed in the placing groove 1211, and the base 121 is provided with a second impurity removing assembly 5; one side of base 121 is provided with support frame 2, vertical sliding connection has the removal seat 22 on support frame 2, support frame 2 fixed be connected with vertical drive cylinder 221, the tailpiece of the piston rod that drives cylinder 221 and removal seat 22 fixed connection, fixed block 21 and the horizontal sliding connection of removal seat 22, removal seat 22 fixed connection has horizontally sideslip cylinder 222, the tailpiece of the piston rod and fixed block 21 fixed connection of sideslip cylinder 222, the moving direction of sideslip cylinder 222 piston rod is parallel with the pivot of rotor body 1212 with the horizontal sliding direction of fixed block 21, make the one end of fixed block 21 can move directly over the standing groove 1211, milling cutter 122 is located the one end that fixed block 21 can move over the standing groove 1211, fixed block 21 is provided with first edulcoration subassembly 4. When the rotor body 1212 in the placement groove 1211 is cut, after the position of the rotor body to be cut is rotated to the top, the piston rod of the traverse cylinder 222 extends out to drive the fixed block 21 to horizontally move until the milling cutter 122 is positioned right above the position to be cut of the rotor body 1212, and then the piston rod of the driving cylinder 221 retracts to drive the moving seat 22, the fixed block 21 and the milling cutter 122 to move downwards together, and after the milling cutter 122 contacts the rotor body 1212, the rotor body 1212 is cut.

Referring to fig. 2 and 3, support frame 2 is provided with clamping component 3, clamping component 3 is including feeding seat 31, the bull stick 32, spacing seat 33 fixed connection is in the one end that support frame 2 was kept away from to base 121, support frame 2 water sliding connection has feeds seat 31, support frame 2 fixed connection has the horizontally can drive the rotation cylinder 23 that feeds seat 31 horizontal migration, the tailpiece of the piston rod of rotation cylinder 23 with feed seat 31 fixed connection, bull stick 32 with feed seat 31 horizontal sliding and rotating connection, bull stick 32 is just to the one end of spacing seat 33 and the tip looks adaptation of rotor body 1212, it can drive bull stick 32 pivoted rotation motor 311 to feed seat 31 fixed connection. After the rotor body 1212 is placed in the placement groove 1211, the piston rod of the rotary cylinder 23 extends to drive the feeding seat 31 and the rotary rod 32 to move in a direction close to the rotor body 1212 until the end of the rotary rod 32 abuts against the rotor body 1212 tightly, the rotor body 1212 is clamped between the rotary rod 32 and the limiting seat 33, then the rotary motor 311 is started, the rotary motor 311 drives the rotary rod 32 to rotate, and the rotary rod 32 drives the rotor body 1212 to rotate.

Referring to fig. 4 and 5, the first impurity removing assembly 4 includes a chip removing groove 41 and a first exhaust fan 42 communicated with the chip removing groove 41, a receiving groove 211 is formed in the fixed block 21, a cutting motor 212 for driving the milling cutter 122 to vertically rotate and a lifting cylinder 214 capable of driving the cutting motor 212 to move along the axial direction of the milling cutter 122 are disposed in the receiving groove 211, the cutting motor 212 is fixedly connected with a lifting plate 213 perpendicular to the axial direction of the milling cutter 122, the axial direction of the lifting cylinder 214 is vertical, a piston rod end of the lifting cylinder 214 is fixedly connected with the lifting plate 213, an abutting groove 215 consistent with the circumferential radian of the rotor body 1212 is formed at the bottom of the fixed block 21, the chip removing groove 41 is formed at the bottom of the fixed block 21 and is formed upward from the middle of the abutting groove 215, the milling cutter 122 is located in the chip removing groove 41, a sealing ring 411 is embedded at the bottom edge of, the vent hole 216 extends obliquely downward from the side of the fixing block 21 to the bottom facing the chip groove 41. The cutting motor 212 is started, the cutting motor 212 drives the milling cutter 122 to rotate, the fixed block 21 vertically moves downwards to abut against the top of the rotor body 1212, the piston rod of the lifting cylinder 214 extends out, the lifting cylinder 214 drives the cutting motor 212 and the milling cutter 122 to move downwards together until the milling cutter 122 abuts against the rotor body 1212 for cutting, the waste chips generated by cutting are sealed in the chip removing groove 41 and cannot splash outwards, and along with the air suction of the first exhaust fan 42, the waste chips are sucked from the chip removing groove 41, and the air in the chip removing groove 41 is sucked away, the air vent hole 216 of the outside blows to the bottom of the chip removing groove 41, i.e., the position of the rotor body 1212 milled by the milling cutter 122, the scraps generated at the position milled by the milling cutter 122 can be blown up, thereby being beneficial to the waste scraps to be pumped away, after the cutting is finished, the piston rod of the lifting cylinder 214 retracts to drive the cutting motor 212 and the milling cutter 122 to move upwards together, and then the fixed block 21 leaves the rotor body 1212.

Referring to fig. 6, the second trash removal assembly 5 includes a brush slot 51 and a second suction fan 52 communicated with the bottom of the brush slot 51, the brush slot 51 is opened at the bottom of the placement slot 1211, a vertical brush 511 is embedded in the middle of the brush slot 51, after the cutting is completed, the rotor body 1212 rotates for several turns, and in the process of rotating the rotor body 1212, the tiny scraps not removed outside the rotor body 1212 are brushed down by the brush 511 and then are sucked away by the suction force generated by the second suction fan 52 in the brush slot 51.

Referring to fig. 7, a filter assembly 6 is disposed between the chip removing groove 41 and the first exhaust fan 42, the placing groove 1211 and the second exhaust fan 52, the filter assembly 6 includes an air guide tube 61, a filter screen 62, a baffle 63 and an impurity removing box 64, a pipeline between the air guide tube 61 and the fixing block 21 is a hose, the filter screen 62 is obliquely and fixedly connected to an inner wall of the air guide tube 61, and extends out of a tube wall of the air guide tube 61 along one end in front of the wind direction, a through hole is formed in the tube wall of the air guide tube 61, the through hole extends out of the air guide tube 61 from the filter screen 62 and extends against the wind direction, the baffle 63 is slidably connected to an outer side of the tube wall of the air guide tube 61 along the wind direction and just covers the through hole, and the impurity removing box 64 is fastened to an outer. When the filter assembly 6 removes the scraps, the scraps move along the air guide pipe 61 gradually towards the direction close to the first exhaust fan 42 or the second exhaust fan 52 until the scraps reach the filter screen 62, the scraps are blocked by the filter screen 62, and the scraps are blown to the position in front along the wind direction, when the scraps on the filter screen 62 are more, the sliding baffle 63 is exposed to the through hole, then the scraps are gradually blown along the filter screen 62 into the impurity removing box 64, after the scraps in the air guide pipe 61 of the filter screen 62 are blown, the sliding baffle 63 blocks the through hole, then the impurity removing box 64 is detached, after the scraps in the impurity removing box 64 are led out, the impurity removing box 64 is mounted, and the scraps in the air guide pipe 61 are convenient to clean.

The implementation principle of the embodiment is as follows: after the material taking device 14 places the rotor body 1212 in the placement groove 1211, the piston rod of the traverse cylinder 222 extends to drive the fixing block 21 to horizontally move until the milling cutter 122 is located right above the rotor body 1212, the piston rod of the rotating cylinder 23 extends to drive the feeding seat 31 and the rotating rod 32 to move in a direction close to the rotor body 1212 until the end of the rotating rod 32 abuts against the rotor body 1212, at this time, the rotor body 1212 is clamped between the rotating rod 32 and the limiting seat 33, then the rotating motor 311 is started, the rotating motor 311 drives the rotating rod 32 to rotate, and the rotating rod 32 drives the rotor body 1212 to rotate.

When the position of the rotor, which needs to be cut, is rotated to the top, the cutting motor 212 and the first exhaust fan 42 are started, the cutting motor 212 drives the milling cutter 122 to rotate, the piston rod of the driving cylinder 221 retracts to drive the moving seat 22, the fixed block 21 and the milling cutter 122 to move downwards together, until the fixed block 21 vertically moves downwards to abut against the top of the rotor body 1212, the piston rod of the lifting cylinder 214 extends out, the lifting cylinder 214 drives the cutting motor 212 and the milling cutter 122 to move downwards together, the milling cutter 122 abuts against the rotor body 1212 and then cuts, waste chips generated by cutting are sealed in the chip removing groove 41 and cannot splash outwards, and along with the air draft of the first exhaust fan 42, the waste chips are sucked from the chip removing groove 41, and after air in the chip removing groove 41 is sucked, the outside air vent hole 216 is blown to the bottom of the chip removing groove 41, namely, the position of the rotor body 1212 milled by the milling cutter 122, and waste chips generated at the milled position of the milling cutter 122 can be blown up, thereby being beneficial to the waste scraps to be pumped away, after the cutting is finished, the piston rod of the lifting cylinder 214 retracts to drive the cutting motor 212 and the milling cutter 122 to move upwards together, and then the fixed block 21 leaves the rotor body 1212.

After cutting, the rotating motor 311 is started, the rotating motor 311 drives the rotor body 1212 to rotate, and in the process of rotating the rotor body 1212, the small waste chips which are not removed outside the rotor body 1212 are brushed down by the brush 511, and then are sucked away from the brush slot 51 by the suction force generated by the second suction fan 52 in the brush slot 51.

The sweeps pumped by the first exhaust fan 42 and the second exhaust fan 52 enter the air guide pipe 61 until the sweeps reach the filter screen 62, the sweeps are blocked by the filter screen 62, and the sweeps are blown to the positions in front along the wind direction, when more sweeps are on the filter screen 62, the sliding baffle 63 is exposed to the through holes, then the sweeps are gradually blown to the impurity removing box 64 along the filter screen 62, after the sweeps in the air guide pipe 61 of the filter screen 62 are blown, the sliding baffle 63 is blocked to block the through holes, then the impurity removing box 64 is detached, after the sweeps in the impurity removing box 64 are led out, the impurity removing box 64 is installed.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a motor rotor balancing machine, includes frame (1), is provided with in frame (1) and surveys device (11), cutting device (12), retest device (13) just, its characterized in that: the cutting device (12) comprises a base (121) and a milling cutter (122) with a vertical axis, an arc-shaped placing groove (1211) is formed in the base (121), a rotor body (1212) is placed in the placing groove (1211), the milling cutter (122) is provided with a support frame (2), the support frame (2) is located on one side of the base (121), a fixed block (21) located right above the containing groove (211) is connected onto the support frame (2), the containing groove (211) is formed in the fixed block (21), a cutting motor (212) driving the milling cutter (122) to rotate and a lifting cylinder (214) capable of driving the cutting motor (212) to move along the axis direction of the milling cutter (122) are arranged in the containing groove (211), the cutting motor (212) is fixedly connected with a lifting plate (213) perpendicular to the axis of the milling cutter (122), and the piston rod end of the lifting cylinder (214) is, the bottom of the fixed block (21) just facing the placement groove (1211) is provided with a butt groove (215) consistent with the circumferential radian of the rotor body (1212), the fixed block (21) is provided with a first impurity removing assembly (4), the first impurity removing assembly (4) comprises a chip removing groove (41) and a first exhaust fan (42) communicated with the chip removing groove (41), the chip removing groove (41) is arranged at the bottom of the fixed block (21), the middle of the butt groove (215) is upwards arranged, and the milling cutter (122) is located in the chip removing groove (41).

2. The machine of claim 1, wherein: the bottom edge of chip groove (41) inlays and is equipped with sealing washer (411), and fixed block (21) have seted up ventilation hole (216).

3. A machine for balancing the rotor of an electric machine according to claim 2, characterized in that: the vent hole (216) is inclined downwards from the side surface of the fixing block (21) to the bottom of the chip removing groove (41).

4. The machine of claim 1, wherein: the base (121) is provided with a second impurity removing assembly (5), the second impurity removing assembly (5) comprises a brush groove (51) and a second exhaust fan (52) communicated with the bottom of the brush groove (51), and the brush groove (51) is arranged at the bottom of the placing groove (1211).

5. The machine of claim 4, wherein: the middle part of the brush groove (51) is embedded with a vertical brush (511).

6. The machine of claim 1, wherein: a filtering component (6) is arranged between the chip removing groove (41) and the first exhaust fan (42), the placing groove (1211) and the second exhaust fan (52), the filtering component (6) comprises an air guide pipe (61), a filter screen (62), a baffle (63) and an impurity removing box (64), the filter screen (62) is obliquely and fixedly connected with the inner wall of the air guide pipe (61), and one end in front of the wind direction extends out of the pipe wall of the air guide pipe (61), the pipe wall of the air guide pipe (61) is provided with a through hole, and the through hole extends from the position where the filter screen (62) extends out of the air guide pipe (61) and extends against the wind direction, the baffle (63) is connected with the outer side of the pipe wall of the air guide pipe (61) in a sliding way along the wind direction, and just covers the through hole, the impurity removing box (64) is clamped on the outer wall of the air guide pipe (61) through a buckle, and the exposed part of the filter screen (62) and the through hole are blocked.

7. The machine of claim 1, wherein: vertical sliding connection has removal seat (22) on support frame (2), support frame (2) fixed be connected with vertical actuating cylinder (221) that drives, the tailpiece of the piston rod of actuating cylinder (221) with remove seat (22) fixed connection, fixed block (21) with remove seat (22) horizontal sliding connection, remove seat (22) fixed connection and have horizontally sideslip cylinder (222), the tailpiece of the piston rod and fixed block (21) fixed connection of sideslip cylinder (222), the one end of fixed block (21) is located standing groove (1211) directly over.