CN115091306B

CN115091306B - Dust removal mechanism for polishing vanadium-nitrogen alloy

Info

Publication number: CN115091306B
Application number: CN202210453314.1A
Authority: CN
Inventors: 谭忠; 刘隆
Original assignee: Jiujiang Fanyu New Material Co ltd
Current assignee: Jiujiang Fanyu New Material Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2023-05-09
Anticipated expiration: 2042-04-27
Also published as: CN115091306A

Abstract

The invention belongs to the field of dust removing mechanisms, in particular to a dust removing mechanism for polishing vanadium-nitrogen alloy, which comprises a device main body and a polishing wheel; the top end of the device main body is fixedly connected with a polishing wheel, and the device main body is provided with a dust removing mechanism; the dust removing mechanism comprises a supporting plate, a connecting bin, a power bin, a motor, a driving belt, fan blades, a negative pressure cavity, a collecting assembly, an adjusting assembly, a fixing assembly and a moving assembly, wherein the supporting plate is arranged at a position close to the bottom end of a polishing wheel in a main body, the connecting bin is fixedly connected at the bottom end of the main body of the device, the connecting bin is close to the positions of two sides, the power bin is arranged on one side of the inside of the supporting plate, the motor is fixedly connected inside the power bin, one side of the driving belt is fixedly connected with the output end of the motor, and the other side of the driving belt is fixedly connected with the fan blades.

Description

Dust removal mechanism for polishing vanadium-nitrogen alloy

Technical Field

The invention relates to the field of dust removing mechanisms, in particular to a dust removing mechanism for polishing vanadium-nitrogen alloy.

Background

The vanadium-nitrogen alloy is a metal additive and is mainly used for replacing vanadium iron to be used for producing microalloyed steel, and the vanadium-nitrogen alloy has higher hardness and is usually polished by a special polishing device in the processing process of the vanadium-nitrogen alloy.

With the progress of technology and the development of times, the polishing device for vanadium-nitrogen alloy is also continuously improved in the long-time use process, and the existing polishing device for vanadium-nitrogen alloy processing can polish vanadium-nitrogen alloy better.

The existing polishing device for vanadium-nitrogen alloy has larger dust generated when polishing the vanadium-nitrogen alloy, and cannot timely remove the dust generated when polishing the vanadium-nitrogen alloy; therefore, a dust removing mechanism for polishing vanadium-nitrogen alloy is provided for the problems.

Disclosure of Invention

In order to make up for the defects of the prior art, the existing polishing device for the vanadium-nitrogen alloy has larger dust generated when polishing the vanadium-nitrogen alloy and can not timely remove the dust generated when polishing the vanadium-nitrogen alloy, and the invention provides a dust removing mechanism for polishing the vanadium-nitrogen alloy.

The technical scheme adopted for solving the technical problems is as follows: the invention relates to a dust removing mechanism for polishing vanadium-nitrogen alloy, which comprises a device main body and a polishing wheel; the top end of the device main body is fixedly connected with a polishing wheel, and the device main body is provided with a dust removing mechanism;

the dust removing mechanism comprises a supporting plate, a connecting bin, a power bin, a motor, a driving belt, fan blades, a negative pressure cavity, a collecting assembly, an adjusting assembly, a fixing assembly and a moving assembly, wherein the supporting plate is arranged at the position, close to the bottom end of a polishing wheel, of the main body of the device, the connecting bin is fixedly connected to the position, close to two sides, of the bottom end of the main body of the device, the power bin is arranged on one side of the inner side of the supporting plate, the motor is fixedly connected to the inner side of the power bin, one side of the driving belt is fixedly connected with the output end of the motor, the other side of the driving belt is fixedly connected with the fan blades, the bottom end of the fan blades is movably connected to the inner side of the negative pressure cavity through a bearing, the negative pressure cavity is arranged on one side, away from the power bin, the collecting assembly is arranged between the top end of the negative pressure cavity and the supporting plate, the adjusting assembly is arranged at the top end of the adjusting assembly, and the moving assembly is arranged at the position, close to the center, and the dust generated during polishing is adsorbed and collected through the dust removing mechanism.

Preferably, the collection subassembly includes slot, inserted block, collection seat, movable chamber, movable spring, movable sleeve piece, pull rod, adapter sleeve and connection structure, the top of power storehouse one side is kept away from at the layer board to the slot is seted up, the inserted block inserts the inside of establishing at the slot, collection seat fixed connection is on the top of inserted block, the top at the collection seat is seted up in the movable chamber, movable spring sets up the inside at the movable chamber, the bottom cover of movable sleeve piece is established in the inside of movable chamber, one side that the motor was kept away from at the movable sleeve piece, and the pull rod runs through the collection seat and extends to the outside of collection seat, adapter sleeve fixed connection is on the top of movable sleeve piece, connection structure sets up between adapter sleeve top and layer board bottom, collects the dust that produces when polishing through the collection subassembly.

Preferably, the connection structure comprises an inserting block, a clamping groove and a clamping block, wherein the inserting block is fixedly connected to the bottom end of the supporting plate, the inserting block is inserted into the connecting sleeve, the clamping groove is formed in the outer side of the inserting block, the clamping groove is in clamping connection with the clamping block, the clamping block is glued to the inner side of the connecting sleeve top, the clamping block is made of rubber, and the connecting sleeve is fixed through the connection structure, so that the connecting sleeve is connected with the supporting plate.

Preferably, the adjusting component comprises a passage, a closing plate, a first threaded sleeve, a first screw rod, a first moving groove, a transmission cavity, a driven gear and a driving gear, wherein the passage is formed in the position of the supporting plate, which is close to the two sides, one side of the closing plate is arranged in the passage, the other side of the closing plate is fixedly connected with the first threaded sleeve, the first threaded sleeve is in threaded connection with the outer side of the first screw rod, the two sides of the first screw rod are movably connected in the first moving groove through bearings, the first moving groove is formed in the two sides of the supporting plate, which are close to the central position, the transmission cavity is formed in the central position of the supporting plate, the driven gear is arranged in the transmission cavity, the driven gear is fixedly connected in the position of the first screw rod, which is close to the center, and the driving gear is meshed with the driven gear, and the adjusting component is used for controlling the opening size of the passage.

Preferably, the fixed subassembly includes mount, movable groove, reset spring, movable block, clamp splice, baffle and limit structure, mount fixed connection is on reset spring's top, the inside at the mount is seted up in the movable groove, reset spring sets up the inside at the movable groove, one side cover of movable block is established in the inside of movable groove, one side fixed connection of movable groove is kept away from to clamp splice and movable block, baffle fixed connection is in the both sides on mount top, limit structure sets up between movable block and movable groove inner wall, has made things convenient for the fixed when polishing to vanadium nitrogen alloy through the fixed subassembly.

Preferably, the limit structure comprises a sliding block and a sliding groove, wherein the sliding block is fixedly connected to the top end of one side of the movable block, far away from the clamping block, and is slidably connected to the inside of the sliding groove, the sliding groove is arranged on the top end of the inside of the movable groove, and the limit structure is used for limiting the moving distance of the movable block and preventing the movable block from falling out of the inside of the movable groove.

Preferably, the movable assembly comprises a movable shaft rod, a second movable groove, a movable block, a fixed block, a connecting bearing, a first gear, a second swivel nut and a second screw rod, wherein the movable shaft rod is fixedly connected to the bottom end of the driving gear, the second movable groove is formed in the bottom ends of two sides of the movable shaft rod, one side of the movable block is slidably connected to the inside of the movable shaft rod, the fixed block is provided with two groups, the two groups of fixed blocks are respectively glued at the positions, close to two ends, of the inside of the second movable groove, the inner wall of the first gear is fixedly connected with one side, far away from the second movable groove, of the movable block, the top end of the first gear is fixedly connected to the bottom end of the supporting plate, the top end of the second swivel nut is movably connected to the position, close to the center, the second gear is fixedly connected to the outer side of the second swivel nut, the top end of the second screw rod is in the inside of the second swivel nut, and the bottom end of the second screw rod is fixedly connected to the device main body, the inner wall of the first gear is far away from the movable block, one side of the movable block is fixedly connected to one side of the movable block, and the first gear is fixedly connected to the second swivel nut is capable of conveniently polishing the bottom of the supporting plate through the high alloy, and has a better polishing effect to be adjusted.

Preferably, the knob is fixedly connected with the center position of the bottom end of the second screw sleeve, and the anti-skid threads are formed in the outer side of the knob, so that friction force is increased through the anti-skid threads formed in the outer side of the knob, and slipping caused by too small friction force during rotation of the knob is prevented.

The invention has the advantages that: 1. according to the invention, through the structural design of the dust removing mechanism, the functions of adsorbing and collecting dust generated during polishing are realized, the motor is synchronously started to drive the fan blade to rotate to generate negative pressure after the device is started, so that the dust generated during polishing enters the collecting assembly through the passage, the dust generated during polishing is collected through the collecting assembly, when the vanadium-nitrogen alloy is required to be polished, the vanadium-nitrogen alloy is firstly placed between two groups of clamping blocks and the fixing frame, the fixing frame and the clamping blocks are moved to fix the vanadium-nitrogen alloy to be polished by rotating the knob, the threaded sleeve connected to the outer side of the screw rod is moved and drives the closing plate to synchronously move when rotating the knob, the closing plate is closed to release the passage, the dust during polishing can enter the collecting assembly through the passage, the height of the supporting plate is conveniently adjusted by the moving assembly, the effect that the vanadium-nitrogen alloy to be polished can be well polished is achieved, the problem that the dust generated during polishing of the vanadium-nitrogen alloy is large during polishing of the conventional vanadium-nitrogen alloy polishing device cannot be removed in time, and the dust generated during polishing of the vanadium-nitrogen alloy is convenient to fix the vanadium-nitrogen alloy is reduced, and the dust generated during polishing of the vanadium-nitrogen alloy is convenient to polish.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional elevation view of a first embodiment;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the first embodiment;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2B according to the first embodiment;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1C according to the first embodiment;

fig. 5 is a schematic partial perspective view of the first embodiment. In the figure: 1. a device body; 2. grinding wheel; 31. a supporting plate; 32. a connecting bin; 33. a power bin; 34. a motor; 35. a drive belt; 36. a fan blade; 37. a negative pressure chamber; 38. a slot; 39. inserting blocks; 41. a collection seat; 42. a movable cavity; 43. a movable spring; 44. a movable sleeve block; 45. a pull rod; 46. connecting sleeves; 47. a plug block; 48. a clamping groove; 49. a clamping block; 51. a passage; 52. a closing plate; 53. a screw sleeve; 54. a screw; 55. a moving groove; 56. a transmission cavity; 57. a driven gear; 58. a drive gear; 59. a movable shaft lever; 61. a fixing frame; 62. a movable groove; 63. a return spring; 64. a movable block; 65. clamping blocks; 66. a slide block; 67. a chute; 68. a baffle; 71. a moving groove; 72. a moving block; 73. a fixed block; 74. connecting a bearing; 75. a first gear; 76. a knob; 77. a second gear; 78. a screw sleeve; 79. and (3) a screw.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1 to 5, a dust removing mechanism for polishing vanadium-nitrogen alloy comprises a device main body 1 and a polishing wheel 2; the top end of the device main body 1 is fixedly connected with a polishing wheel 2, and the device main body 1 is provided with a dust removing mechanism;

the dust removing mechanism comprises a supporting plate 31, a connecting bin 32, a power bin 33, a motor 34, a transmission belt 35, fan blades 36, a negative pressure cavity 37, a collecting assembly, an adjusting assembly, a fixing assembly and a moving assembly, wherein the supporting plate 31 is arranged at a position, close to the bottom end of the grinding wheel 2, of the device main body 1, the connecting bin 32 is fixedly connected at a position, close to two sides, of the bottom end of the device main body 1, the power bin 33 is arranged at one side of the inside of the supporting plate 31, the motor 34 is fixedly connected in the power bin 33, one side of the transmission belt 35 is fixedly connected with the output end of the motor 34, the other side of the transmission belt 35 is fixedly connected with the fan blades 36, the bottom end of the fan blades 36 is movably connected in the negative pressure cavity 37 through a bearing, the negative pressure cavity 37 is arranged at one side, far from the power bin 33, the collecting assembly is arranged between the top end of the negative pressure cavity 37 and the supporting plate 31, the adjusting assembly is arranged at the inside of the supporting plate 31, the fixing assembly is arranged at the top end of the adjusting assembly, and the moving assembly is arranged at a position, close to the center of the bottom end of the adjusting assembly;

when the device is started, the motor 34 is synchronously started to drive the fan blades 36 to rotate through the transmission belt 35 to form negative pressure to collect dust generated during polishing of vanadium-nitrogen alloy, so that the dust generated during polishing enters the connecting sleeve 46 and the inside of the collecting seat 41 through the fixing frame 61, the dust is collected through the collecting seat 41 and the connecting sleeve 46, and the filter screen in the collecting seat 41 plays a role in preventing the dust from escaping from the bottom end of the negative pressure cavity 37.

The collecting assembly comprises a slot 38, an inserting block 39, a collecting seat 41, a movable cavity 42, a movable spring 43, a movable sleeve block 44, a pull rod 45, a connecting sleeve 46 and a connecting structure, wherein the slot 38 is formed in the top end of one side, far away from the power bin 33, of the supporting plate 31, the inserting block 39 is inserted into the slot 38, the collecting seat 41 is fixedly connected to the top end of the inserting block 39, the movable cavity 42 is formed in the top end of the collecting seat 41, the movable spring 43 is arranged in the movable cavity 42, the bottom end of the movable sleeve block 44 is sleeved in the movable cavity 42, the pull rod 45 is fixedly connected to one side, far away from the motor 34, of the movable sleeve block 44, the pull rod 45 penetrates through the collecting seat 41 and extends to the outer side of the collecting seat 41, the connecting sleeve 46 is fixedly connected to the top end of the movable sleeve block 44, and the connecting structure is arranged between the top end of the connecting sleeve 46 and the bottom end of the supporting plate 31;

when the collecting assembly is to be disassembled and cleaned, the pull rod 45 is pulled downwards, the connecting sleeve 46 moves downwards under the action of the downward pulling force, the movable sleeve block 44 is inserted into the movable cavity 42 and extrudes the movable spring 43, the movable spring 43 is elastically deformed, the connecting sleeve 46 and the collecting seat 41 are pulled upwards integrally, the inserting block 39 is separated from the inside of the slot 38, and the disassembling of the collecting assembly can be completed, and metal dust collected in the connecting sleeve 46 and the movable sleeve block 44 is poured or recovered.

The connecting structure comprises an inserting block 47, a clamping groove 48 and a clamping block 49, wherein the inserting block 47 is fixedly connected to the bottom end of the supporting plate 31, the inserting block 47 is inserted into the inside of the top end of the connecting sleeve 46, the clamping groove 48 is formed in the outer side of the inserting block 47, the clamping groove 48 is clamped with the clamping block 49, the clamping block 49 is glued in the inside of the top end of the connecting sleeve 46, and the clamping block 49 is made of rubber;

when the collecting assembly is disassembled and cleaned in operation, the connecting sleeve 46 moves to enable the inner wall of the clamping groove 48 to squeeze the clamping block 49, so that the clamping block 49 is elastically deformed to release the clamping between the clamping groove 48, the clamping block 49 releases the limiting effect on the connecting sleeve 46, and the opposite effect is achieved when the collecting assembly is to be installed.

The adjusting component comprises a passage 51, a closing plate 52, a first threaded sleeve 53, a first screw rod 54, a first moving groove 55, a transmission cavity 56, a driven gear 57 and a driving gear 58, wherein the passage 51 is arranged at the position, close to two sides, of the supporting plate 31, one side of the closing plate 52 is arranged in the passage 51, the other side of the closing plate 52 is fixedly connected with the first threaded sleeve 53, the first threaded sleeve 53 is in threaded connection with the outer side of the first screw rod 54, two sides of the first screw rod 54 are movably connected in the first moving groove 55 through bearings, the first moving groove 55 is arranged at the two sides, close to the center, of the supporting plate 31, the transmission cavity 56 is arranged at the center of the supporting plate 31, the driven gear 57 is arranged in the transmission cavity 56, the driven gear 57 is fixedly connected at the position, close to the center, of the first screw rod 54, and the driving gear 58 is meshed with the driven gear 57;

when the polishing machine is in operation, when the vanadium-nitrogen alloy is to be polished, firstly the vanadium-nitrogen alloy is placed between the two groups of fixing frames 61, then the knob 76 is rotated to drive the driving gear 58 to rotate, so that the driving gear 58 drives the meshed driven gear 57 to synchronously rotate, the driven gear 57 drives the first screw 54 to rotate, the first screw sleeve 53 in threaded connection with the first screw 54 moves, and the closing plate 52 is driven to synchronously move, and the passage 51 is released from the closed state.

The fixing assembly comprises a fixing frame 61, a movable groove 62, a reset spring 63, a movable block 64, a clamping block 65, a baffle 68 and a limiting structure, wherein the fixing frame 61 is fixedly connected to the top end of the reset spring 63, the movable groove 62 is formed in the fixing frame 61, the reset spring 63 is arranged in the movable groove 62, one side of the movable block 64 is sleeved in the movable groove 62, the clamping block 65 is fixedly connected with one side, far away from the movable groove 62, of the movable block 64, the baffle 68 is fixedly connected to two sides of the top end of the fixing frame 61, and the limiting structure is arranged between the movable block 64 and the inner wall of the movable groove 62;

when the vanadium-nitrogen alloy polishing machine is in operation, firstly, vanadium-nitrogen alloy is placed between two groups of fixing frames 61, then, a knob 76 is rotated to drive a driving gear 58 to rotate, the driving gear 58 drives a meshed driven gear 57 to synchronously rotate, the driven gear 57 drives a first screw rod 54 to rotate, a first screw sleeve 53 in threaded connection with the first screw rod 54 moves and drives a closing plate 52 to synchronously move, a passage 51 is in an unclosed state, when the first screw sleeve 53 moves and drives a fixedly connected fixing frame 61 to synchronously move, the fixing frame 61 fixes vanadium-nitrogen alloy, when the vanadium-nitrogen alloy contacts with a clamping block 65, the clamping block 65 extrudes the clamping block 65, the clamping block 65 drives a movable block 64 to move towards the inside of a movable groove 62 and extrudes a reset spring 63, the reset spring 63 elastically deforms, the clamping block 65 keeps a bonding state with the vanadium-nitrogen alloy under the reducing force of the reset spring 63, and further polishing of the vanadium-nitrogen alloy is convenient.

The limiting structure comprises a sliding block 66 and a sliding groove 67, wherein the sliding block 66 is fixedly connected to the top end of one side, far away from the clamping block 65, of the movable block 64, the sliding block 66 is slidably connected to the inside of the sliding groove 67, and the sliding groove 67 is formed in the top end of the inside of the movable groove 62;

when the movable block 64 moves, the sliding block 66 fixedly connected with the movable block 64 slides in the sliding groove 67 synchronously, and the moving distance of the movable block 64 is limited by the combined action of the sliding block 66 and the sliding groove 67, so that the movable block 64 is prevented from falling out of the movable groove 62 due to excessive movement.

The moving assembly comprises a movable shaft 59, a second moving groove 71, moving blocks 72, fixed blocks 73, connecting bearings 74, a first gear 75, a second gear 77, a second threaded sleeve 78 and a second threaded rod 79, wherein the movable shaft 59 is fixedly connected to the bottom end of the driving gear 58, the second moving groove 71 is formed in the bottom ends of two sides of the movable shaft 59, one side of the moving blocks 72 is slidingly connected to the inside of the movable shaft 59, the two groups of the fixed blocks 73 are arranged in the two groups of the fixed blocks 73, the two groups of the fixed blocks 73 are respectively glued at positions, close to two ends, inside the second moving groove 71, on one side, far from the second moving groove 71, of the first gear 75, the top end of the first gear 75 is fixedly connected to the center position, close to the center, of the bottom end of the supporting plate 31, of the second threaded sleeve 78, the second gear 77 is fixedly connected to the outside of the second threaded sleeve 78, the top end of the second threaded sleeve 79 is fixedly connected to the inside of the second threaded sleeve 1;

when the height of the supporting plate 31 is adjusted to enable vanadium-nitrogen alloy to be attached to the polishing wheel 2, firstly, the knob 76 is pulled downwards to drive the first gear 75 and the movable shafts 59 and 58 to move synchronously, in the moving process of the movable shafts 59, the movable block 72 slides synchronously in the second moving groove 71 and extrudes the fixed block 73 made of rubber materials at the bottom end, the fixed block 73 is enabled to generate elastic deformation to release the limit of the movable block 72, then the knob 76 is pulled downwards to the limit, at this time, the movable block 72 moves to the limit in the second moving groove 71 to release the extrusion of the top fixed block 73, the fixed block 73 at the top is restored to the original state under the action of self-restoring force and limits the second moving groove 71, the first gear 75 also moves to the state of being meshed with the second gear 77, the engagement of the movable block 58 is released from being meshed with the second gear 57, at this time, the knob 76 can drive the second gear 77 to rotate, the second threaded sleeves 78 fixedly connected with the second gear 77 are enabled to rotate, the two sets of second threaded sleeves 78 rotate in opposite directions, and at the same time, the two sets of threaded sleeves 78 rotate in opposite directions, and the two sets of threaded sleeves 78 are enabled to move upwards under the action of opposite directions, the action of the opposite directions of the two sets of the second threaded sleeves 79 are enabled to move upwards, the second threaded sleeves 31 to move upwards, and the screw 31 is enabled to move upwards to be opposite to be meshed with the supporting plate 31, and the second threaded sleeves 31, and the threaded sleeves 31 are pushed upwards to rotate, and the threaded to be reversely upwards, and the threaded is pushed upwards and the threaded and are rotated.

A knob 76 is fixedly connected to the central position of the bottom end of the second threaded sleeve 78, and anti-slip patterns are formed on the outer side of the knob 76;

during operation, friction force is increased through the anti-skid patterns formed on the outer side of the knob 76, and slipping caused by too small friction force during rotation of the knob 76 is prevented.

Working principle: when the vanadium-nitrogen alloy is to be polished, firstly the vanadium-nitrogen alloy is placed between two groups of fixing frames 61, then the knob 76 is rotated to drive the driving gear 58 to rotate, the driving gear 58 drives the meshed driven gear 57 to synchronously rotate, the driven gear 57 drives the first screw 54 to rotate, the first threaded sleeve 53 in threaded connection with the first screw 54 moves and drives the closing plate 52 to synchronously move, the passage 51 is relieved from the closed state, when the first threaded sleeve 53 moves to synchronously move the fixing frames 61 which are fixedly connected, the fixing frames 61 fix the vanadium-nitrogen alloy, when the vanadium-nitrogen alloy is in contact with the clamping blocks 65, the clamping blocks 65 squeeze the movable blocks 64 to move towards the inside of the movable grooves 62 and squeeze the reset springs 63, the reset springs 63 elastically deform, the clamping blocks 65 keep the attached state with the vanadium-nitrogen alloy through the reducing force of the reset springs 63, and further polishing the vanadium-nitrogen alloy is convenient to prevent the vanadium-nitrogen alloy from moving when polishing the vanadium-nitrogen alloy.

When the height of the supporting plate 31 is to be adjusted to enable vanadium-nitrogen alloy to be attached to the polishing wheel 2, firstly, the knob 76 is pulled downwards to drive the first gear 75 and the movable shafts 59 and 58 to move synchronously, in the moving process of the movable shafts 59, the movable block 72 slides synchronously in the second movable groove 71 and extrudes the fixed block 73 made of rubber material at the bottom end, the fixed block 73 is enabled to generate elastic deformation to release the limit of the movable block 72, then the knob 76 is pulled downwards to the limit, at the moment, the movable block 72 moves in the second movable groove 71 to the limit to release the extrusion of the top fixed block 73, the fixed block 73 at the top is restored to the original state under the action of self-reducing force and limits the second movable groove 71, the first gear 75 also moves to the state of being meshed with the second gear 77, the engagement of the movable shafts 58 and 57 is released, at the moment, the knob 76 can be rotated to drive the second gear 77 to rotate, the second threaded sleeves 78 fixedly connected with the second gear 77 are enabled to rotate, at the moment, the two groups of threaded sleeves 78 are enabled to generate opposite rotation directions, and at the moment, the two groups of threaded sleeves 78 are enabled to move upwards due to the fact that the two groups of the second threaded sleeves 79 are enabled to move upwards, the second threaded sleeves 31 to be driven to rotate upwards, the opposite directions of the second threaded sleeves 31 are enabled to move upwards, and the screw 31 can be enabled to be pushed upwards to rotate to be opposite to the supporting plate 31, and the upper and the supporting plate is enabled to be pushed upwards to be high to be opposite to the threaded and 31.

When the collecting assembly is to be disassembled and cleaned, the pull rod 45 is pulled downwards, the connecting sleeve 46 moves downwards under the action of the downward pulling force, the movable sleeve block 44 is inserted into the movable cavity 42 and extrudes the movable spring 43, the movable spring 43 is elastically deformed, then the connecting sleeve 46 and the collecting seat 41 are pulled upwards integrally, the inserting block 39 is separated from the inside of the slot 38, the disassembling of the collecting assembly can be completed, and metal dust collected in the connecting sleeve 46 and the movable sleeve block 44 is poured or recovered.

When the collecting assembly is disassembled and cleaned, the connecting sleeve 46 moves to enable the inner wall of the clamping groove 48 to squeeze the clamping block 49, so that the clamping block 49 is elastically deformed to release the clamping between the clamping groove 48, the clamping block 49 releases the limiting effect on the connecting sleeve 46, and the opposite is achieved when the collecting assembly is to be installed.

When the device main body 1 and the polishing wheel 2 are started, the motor 34 is synchronously started to drive the fan blades 36 to rotate through the transmission belt 35, negative pressure is formed to collect dust generated during polishing of vanadium-nitrogen alloy, the dust generated during polishing enters the connecting sleeve 46 and the inside of the collecting seat 41 through the fixing frame 61, the dust is collected through the collecting seat 41 and the connecting sleeve 46, and a filter screen in the collecting seat 41 plays a role in preventing the dust from escaping from the bottom end of the negative pressure cavity 37.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.

Claims

1. The utility model provides a dust removal mechanism of vanadium nitrogen alloy polishes which characterized in that: comprises a device main body (1) and a polishing wheel (2); the top end of the device main body (1) is fixedly connected with a polishing wheel (2), and the device main body (1) is provided with a dust removing mechanism;

the dust removing mechanism comprises a supporting plate (31), a connecting bin (32), a power bin (33), a motor (34), a driving belt (35), a fan blade (36), a negative pressure cavity (37), a collecting assembly, an adjusting assembly, a fixing assembly and a moving assembly, wherein the supporting plate (31) is arranged at a position close to the bottom end of a grinding wheel (2) on a device main body (1), the connecting bin (32) is fixedly connected at the position close to two sides of the bottom end of the device main body (1), the driving belt (33) is arranged at one side of the inside of the supporting plate (31), the motor (34) is fixedly connected at the inside of the driving belt (33), one side of the driving belt (35) is fixedly connected with the output end of the motor (34), the other side of the driving belt (35) is fixedly connected with the fan blade (36), the bottom end of the fan blade (36) is movably connected in the negative pressure cavity (37) through a bearing, the negative pressure cavity (37) is arranged at one side of the inside of the negative pressure cavity (31), the negative pressure cavity (37) is far away from the side of the power bin (33), the collecting assembly is arranged between the top end of the negative pressure cavity (37) and the top end of the negative pressure cavity (31), the adjusting assembly is arranged at one side of the inside of the supporting plate (31), the adjusting assembly is arranged at the position close to the center of the supporting plate (38), and the adjusting assembly is arranged at the bottom end of the adjusting assembly (38) The utility model provides a movable sleeve block (44), link (45), adapter sleeve (46) and connection structure, insert piece (39), collection seat (41), movable spring (43), movable sleeve block (44), slot (38) are seted up on the top of layer board (31) one side of keeping away from power storehouse (33), insert piece (39) are inserted and are established in the inside of slot (38), collection seat (41) fixed connection is on the top of insert piece (39), movable sleeve block (42) are seted up on the top of collection seat (41), movable spring (43) set up in the inside of movable sleeve block (42), the bottom cover of movable sleeve block (44) is established in the inside of movable sleeve block (42), link (45) fixed connection is in the one side of keeping away from motor (34) at movable sleeve block (44), and link (45) run through collection seat (41) and extend to the outside of collection seat (41), the top of adapter sleeve (46) fixed connection is at movable sleeve block (44), connection structure sets up between adapter sleeve (46) top and (31) bottom and block (47) and insert piece (47) are established at the inside of layer board (47), the clamping groove (48) is formed in the outer side of the inserting block (47), the clamping groove (48) is clamped with the clamping block (49), the clamping block (49) is glued in the connecting sleeve (46), the clamping block (49) is made of rubber, the adjusting component comprises a passage (51), a closing plate (52), a first screw sleeve (53), a first screw (54), a first moving groove (55), a transmission cavity (56), a driven gear (57) and a driving gear (58), the passage (51) is formed in the position of the supporting plate (31) close to two sides, one side of the closing plate (52) is arranged in the passage (51), the other side of the closing plate (52) is fixedly connected with the first screw sleeve (53), the first screw sleeve (53) is in threaded connection with the outer side of the first screw (54), two sides of the first screw (54) are movably connected in the first moving groove (55) through bearings, the first moving groove (55) is formed in the inner side of the first moving groove (55), the first moving groove (55) is formed in the position of the supporting plate (31) close to the center of the driving gear (56), one side of the closing plate (52) is arranged in the position of the supporting plate (56) close to the center of the driving gear (56), the driving gear (58) is meshed with the driven gear (57), the fixing assembly comprises a fixing frame (61), a movable groove (62), a reset spring (63), a movable block (64), a clamping block (65), a baffle (68) and a limiting structure, the fixing frame (61) is fixedly connected to the top end of the reset spring (63), the movable groove (62) is formed in the fixing frame (61), the reset spring (63) is arranged in the movable groove (62), one side of the movable block (64) is sleeved in the movable groove (62), one side of the clamping block (65) and the movable block (64) are fixedly connected to one side of the movable block (64) away from the movable groove (62), the baffle (68) is fixedly connected to two sides of the top end of the fixing frame (61), the limiting structure is arranged between the movable block (64) and the inner wall of the movable groove (62), the limiting structure comprises a sliding block (66) and a sliding groove (67), the sliding block (66) is fixedly connected to the top end of one side of the movable block (64) away from the clamping block (65), the sliding block (66) is slidingly connected to the inside the sliding groove (62), the sliding block (67) is formed in the movable groove (67), and the second shaft rod (73) is fixedly connected to the top end of the movable block (64) and the movable block (67) and the second shaft rod (73) is formed in the movable groove (67) The utility model provides a connecting bearing (74), first gear (75), second gear (77), second swivel nut (78) and second screw rod (79), movable shaft (59) fixed connection is in the bottom of driving gear (58), second removal groove (71) are seted up in the bottom of movable shaft (59) both sides, one side sliding connection of movable block (72) is in the inside of movable shaft (59), fixed block (73) are provided with two sets of, and two sets of fixed block (73) glue respectively in the inside position department that is close to both ends in second removal groove (71), one side fixed connection that one side was kept away from in second removal groove (71) in inner wall and movable block (72) of first gear (75), and the top fixed connection of first gear (75) is in the central point department of layer board (31) bottom, the top of second swivel nut (78) is through bearing swing joint in the position department that is close to the center in movable shaft (59), the inside of second gear (77) is connected at the second screw rod (78) and the outside of second screw rod (78), the screw rod (79) is connected at the outside of second screw rod (78) fixed connection in the screw rod (1), and the outer side of the knob (76) is provided with anti-skid patterns.