CN111571448A

CN111571448A - Hardware processing equipment that factor of safety is high

Info

Publication number: CN111571448A
Application number: CN202010432514.XA
Authority: CN
Inventors: 刘永江
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-08-25

Abstract

The invention relates to hardware processing equipment with high safety factor, which comprises a main body, a polishing piece and a transmission shaft, wherein the main body is in a cuboid shape, the transmission shaft is vertically arranged, the bottom of the main body is provided with a first connecting hole, the transmission shaft penetrates through the first connecting hole, the transmission shaft is in sliding and sealing connection with the inner wall of the first connecting hole, the polishing piece is installed at the bottom end of the transmission shaft, a driving device is arranged in the main body and is in transmission connection with the transmission shaft, the main body is provided with a protection mechanism and a dust collection mechanism, the protection mechanism comprises a protection cover and two protection components, the protection components comprise a handle, a movable rod, a first spring, a movable disc, a connecting wire, a fixed pulley, a guide rod, a second spring, a first assembling hole and a second assembling hole, and the safety factor of the hardware processing equipment with high safety factor is, moreover, the dust collecting mechanism also realizes the function of collecting dust.

Description

Hardware processing equipment that factor of safety is high

Technical Field

The invention relates to the field of hardware processing equipment, in particular to hardware processing equipment with high safety coefficient.

Background

The polishing machine is one kind of hardware processing equipment, and the main accessory of the polishing machine is a polishing disk, and the optical disk is installed on the polishing machine and is used together with an abrasive or a polishing agent to complete polishing operation.

In addition to the fact that the existing polishing machine generates a large amount of dust in the using process, the health of a human body is affected after the human body inhales the dust, the practicability is reduced, and after the polishing machine is used, when the polishing machine is forgotten to be closed due to negligence, the rotating polishing machine is easy to damage the human body, and the safety is reduced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the hardware processing equipment with high safety coefficient is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: the hardware processing equipment with the high safety coefficient comprises a main body, a polishing piece and a transmission shaft, wherein the main body is in a cuboid shape, the transmission shaft is vertically arranged, a first connecting hole is formed in the bottom of the main body, the transmission shaft penetrates through the first connecting hole, the transmission shaft is connected with the inner wall of the first connecting hole in a sliding and sealing mode, the polishing piece is installed at the bottom end of the transmission shaft, a driving device is arranged in the main body and is connected with the transmission shaft in a transmission mode, and a protection mechanism and a dust collection mechanism are arranged on the main body;

the protection mechanism comprises a protection cover and two protection components, the protection cover is cylindrical, the protection cover and the transmission shaft are coaxially arranged and are positioned on one side, close to the polishing sheet, of the main body, an opening is formed in the bottom of the protection cover, the inner diameter of the protection cover is larger than the diameter of the polishing sheet, a round hole is formed in the top of the protection cover, the transmission shaft penetrates through the round hole, the transmission shaft is in sliding and sealing connection with the inner wall of the round hole, the polishing sheet is positioned in the protection cover, and the protection components are circumferentially and uniformly distributed in the main body by taking the axis of the transmission shaft as;

the protection assembly comprises a handle, a moving rod, a first spring, a moving disc, a connecting wire, a fixed pulley, a guide rod, a second spring, a first assembling hole and a second assembling hole, the first assembling hole is formed in one side of the main body, the second assembling hole is formed in the bottom of the main body, the axis of the moving rod is perpendicular to and intersected with the axis of the transmission shaft, the moving disc and the moving rod are coaxially arranged, the guide rod is parallel to the transmission shaft, the moving rod penetrates through the first assembling hole and is in sliding connection with the inner wall of the first assembling hole, the handle is fixed at one end of the moving rod, which is far away from the axis of the transmission shaft, the moving disc is fixed at the other end of the moving rod, the guide rod penetrates through the second assembling hole and is in sliding connection with the inner wall of the second assembling hole, the guide rod is positioned between the moving rod and the protection cover and is positioned on one side of the moving disc, which is, one end of the connecting wire is fixed at the top end of the guide rod, the other end of the connecting wire is fixed on one side, far away from the transmission shaft, of the movable disc by bypassing the fixed pulley, the fixed pulley is fixed on the inner wall of the main body, one side, far away from the transmission shaft, of the movable disc is connected with the inner wall of the main body through a first spring, a second spring is located between the main body and the protective cover, and the main body is connected with the protective cover through the second spring;

the dust collecting mechanism comprises a dust collecting box, fan blades, a guide pipe, a filter screen and two dust collecting components, the dust collecting box is cuboid, the dust collecting box is fixed at the top of the main body, a second connecting hole is formed in the top of the main body, a first through hole is formed in the bottom of the dust collecting box, a second through hole is formed in the top of the dust collecting box, the transmission shaft sequentially penetrates through the second connecting hole and the first through hole, the inner wall of the second connecting hole and the inner wall of the first through hole are both in sliding and sealing connection with the transmission shaft, the guide pipe is coaxial with the transmission shaft, the guide pipe penetrates through the second through hole, the guide pipe is in sliding and sealing connection with the inner wall of the second through hole, a gap is formed between the guide pipe and the bottom in the dust collecting box, the fan blades are located in the guide pipe and mounted at the top end of the, the dust collecting components correspond to the movable discs one by one;

the dust collecting component comprises a dust collecting pipe, a fixed pipe, an auxiliary pipe, a connecting rod and a sealing column, the fixed pipe and a movable disc are coaxially arranged and fixed on the inner wall of the main body, the movable disc is positioned in the fixed pipe, the movable disc and the inner wall of the fixed pipe are in sliding and sealing connection, one side of the fixed pipe close to the protective cover is provided with a first dust collecting hole, one side of the fixed pipe close to the dust collecting box is provided with a second dust collecting hole, the axis of the first dust collecting hole and the axis of the second dust collecting hole are both parallel to the transmission shaft, the aperture of the first dust collecting hole is equal to that of the second dust collecting hole, the top of the protective cover is provided with two air inlets, the air inlets are in one-to-one correspondence with the dust collecting pipes, one end of the dust collecting pipe is arranged in the first dust collecting hole, the other end of the dust collecting pipe is inserted into the, the dust collecting pipe is sealed and fixedly connected with the inner wall of the first dust collecting hole, the fixed pipe is communicated with the protective cover through the dust collecting pipe, one end of the auxiliary pipe is arranged in the second dust collecting hole, the other end of the auxiliary pipe is arranged at the bottom of the dust collecting box, the fixed pipe is communicated with the dust collection box through an auxiliary pipe, the auxiliary pipe and the dust collection pipe are both positioned on one side of the movable disc close to the transmission shaft, the connecting rod and the sealing column are both arranged coaxially with the fixed tube, the sealing column and the connecting rod are both arranged in the fixed tube, the diameter of the connecting rod is smaller than the inner diameter of the fixed pipe, one end of the connecting rod is fixed on one side of the movable disc close to the transmission shaft, the other end of the connecting rod is fixed on the sealing column, the first dust collecting hole and the second dust collecting hole are both connected with the sealing column in a sealing way, the inner wall of sealed post and fixed pipe slides and sealing connection, the distance between removal dish and the sealed post is greater than the aperture in first dust collection hole.

Preferably, in order to realize the rotation of the transmission shaft, the driving device comprises a driving motor, a driving gear, a driven gear and a bearing, the driving motor is in transmission connection with the driving gear, inner rings of the driven gear and the bearing are both installed on the transmission shaft, the driving gear is meshed with the driven gear, and outer rings of the driving motor and the bearing are both fixed on the inner wall of the main body.

Preferably, the drive gear is coated with a lubricating oil in order to improve the smoothness of the rotation of the driven gear by the drive gear.

Preferably, the drive motor is a servo motor in order to increase the drive force of the drive motor.

Preferably, in order to reduce a gap between the inner wall of the stationary pipe and the moving plate, the inner wall of the stationary pipe is coated with a sealing grease.

Preferably, in order to reduce noise, two sound-absorbing plates are arranged in the main body, and the sound-absorbing plates correspond to the handles one to one.

Preferably, in order to prolong the service life of the protective cover, the protective cover is provided with an anti-corrosion zinc coating.

Preferably, in order to facilitate the installation of the guide rod, both ends of the guide rod are provided with chamfers.

Preferably, in order to improve the accuracy of the moving position of the sealing column, positioning blocks are arranged in the two fixing tubes, the positioning blocks are fixed on the inner walls of the fixing tubes and located on one side, close to the transmission shaft, of the sealing column, and a gap is formed between each positioning block and the sealing column.

Preferably, the positioning block is made of rubber for achieving buffering and vibration reduction.

The hardware processing equipment with the high safety factor has the advantages that the safety is improved through the protection mechanism, compared with the existing protection mechanism, the protection mechanism also has the function of sealing the dust collection box, the dust in the dust collection box is prevented from leaking, the practicability is higher, in addition, the protection mechanism does not need electric drive, the environment is more protected, the energy is saved, in addition, the function of collecting the dust is realized through the dust collection mechanism, compared with the existing dust collection mechanism, the dust collection mechanism and the protection mechanism realize an integrated linkage mechanism, and the practicability is higher.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a high-safety hardware processing device of the present invention;

FIG. 2 is a schematic structural view of a protective assembly of the high safety factor hardware machining apparatus of the present invention;

FIG. 3 is a schematic structural diagram of a dust collecting mechanism of the hardware processing equipment with a high safety factor;

FIG. 4 is a schematic structural diagram of a driving device of the hardware processing equipment with a high safety factor;

in the figure: 1. the polishing machine comprises a main body, 2, a polishing sheet, 3, a transmission shaft, 4, a protective cover, 5, a handle, 6, a moving rod, 7, a first spring, 8, a moving disc, 9, a connecting wire, 10, a fixed pulley, 11, a guide rod, 12, a second spring, 13, a dust collection box, 14, a positioning block, 15, a fan blade, 16, a guide pipe, 17, a filter screen, 18, a dust collection pipe, 19, a fixed pipe, 20, an auxiliary pipe, 21, a connecting rod, 22, a sealing column, 23, a driving motor, 24, a driving gear, 25, a driven gear, 26, a bearing and 27, and an acoustic panel.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1-2, a hardware processing device with high safety factor comprises a main body 1, a polishing sheet 2 and a transmission shaft 3, wherein the main body 1 is cuboid in shape, the transmission shaft 3 is vertically arranged, a first connection hole is formed in the bottom of the main body 1, the transmission shaft 3 penetrates through the first connection hole, the transmission shaft 3 slides and is hermetically connected with the inner wall of the first connection hole, the polishing sheet 2 is installed at the bottom end of the transmission shaft 3, a driving device is arranged in the main body 1 and is in transmission connection with the transmission shaft 3, and a protection mechanism and a dust collection mechanism are arranged on the main body 1;

the protection mechanism comprises a protection cover 4 and two protection components, the protection cover 4 is cylindrical, the protection cover 4 and the transmission shaft 3 are coaxially arranged and are positioned on one side, close to the polishing sheet 2, of the main body 1, an opening is formed in the bottom of the protection cover 4, the inner diameter of the protection cover 4 is larger than the diameter of the polishing sheet 2, a round hole is formed in the top of the protection cover 4, the transmission shaft 3 penetrates through the round hole, the transmission shaft 3 is in sliding and sealing connection with the inner wall of the round hole, the polishing sheet 2 is positioned in the protection cover 4, and the protection components are circumferentially and uniformly distributed in the main body 1 by taking the axis of the transmission shaft 3 as;

the protection assembly comprises a handle 5, a moving rod 6, a first spring 7, a moving disk 8, a connecting wire 9, a fixed pulley 10, a guide rod 11, a second spring 12, a first assembling hole and a second assembling hole, wherein the first assembling hole is formed in one side of the main body 1, the second assembling hole is formed in the bottom of the main body 1, the axis of the moving rod 6 is perpendicular to and intersected with the axis of the transmission shaft 3, the moving disk 8 and the moving rod 6 are coaxially arranged, the guide rod 11 is parallel to the transmission shaft 3, the moving rod 6 penetrates through the first assembling hole and is in sliding connection with the inner wall of the first assembling hole, the handle 5 is fixed at one end, far away from the axis of the transmission shaft 3, of the moving rod 6, the moving disk 8 is fixed at the other end of the moving rod 6, the guide rod 11 penetrates through the second assembling hole and is in sliding connection with the inner wall of the second assembling hole, the guide rod 11 is located between the moving rod 6 and the protection cover 4 and is located on one side, the bottom end of the guide rod 11 is fixed at the top of the protective cover 4, one end of the connecting wire 9 is fixed at the top end of the guide rod 11, the other end of the connecting wire 9 bypasses the fixed pulley 10 and is fixed at one side of the movable disc 8 far away from the transmission shaft 3, the fixed pulley 10 is fixed on the inner wall of the main body 1, one side of the movable disc 8 far away from the transmission shaft 3 is connected with the inner wall of the main body 1 through the first spring 7, the second spring 12 is positioned between the main body 1 and the protective cover 4, and the main body 1 is connected with the protective cover 4 through the second spring 12;

the operator holds the two handles 5 with both hands and pushes the handles 5 to move towards the direction close to the main body 1, the moving rod 6 is driven by the movement of the handles 5 to realize synchronous movement, the first spring 7 is stretched, the moving disk 8 is driven by the movement of the moving rod 6 to realize synchronous movement, the moving disk 8 moves through the connecting wire 9 to drive the protective cover 4 to move towards the direction close to the main body 1 by the guide rod 11, the second spring 12 is compressed, the protective cover 4 moves between the polishing sheet 2 and the main body 1 at the same time, so that the polishing sheet 2 is positioned outside the protective cover 4, then, the transmission shaft 3 rotates through the driving device, the polishing sheet 2 is driven by the rotation of the transmission shaft 3 to rotate, when the polishing sheet 2 is abutted against the hardware fitting, the polishing of the hardware fitting can be realized, after the polishing is finished, the user moves away the handles 5 with both hands, the moving disk 8 is reset under the elastic action of the, the reseing of removal dish 8 drives handle 5 through carriage release lever 6 and resets, simultaneously, the reseing of removal dish 8 makes connecting wire 9 loosen, makes protection casing 4 realize reseing under the elastic action of second spring 12, through setting up polished section 2 in protection casing 4, can prevent to forget when closing this equipment because of the negligence, polished section 2 under the rotation state causes the injury to the human body, has improved the security, moreover, has still played the effect of protection polished section 2 through protection casing 4.

As shown in fig. 3, the dust collecting mechanism includes a dust collecting box 13, a fan blade 15, a guide tube 16, a filter screen 17 and two dust collecting components, the dust collecting box 13 is cuboid, the dust collecting box 13 is fixed on the top of the main body 1, the top of the main body 1 is provided with a second connecting hole, the bottom of the dust collecting box 13 is provided with a first through hole, the top of the dust collecting box 13 is provided with a second through hole, the transmission shaft 3 sequentially passes through the second connecting hole and the first through hole, the inner wall of the second connecting hole and the inner wall of the first through hole are both slidably and hermetically connected with the transmission shaft 3, the guide tube 16 is coaxially arranged with the transmission shaft 3, the guide tube 16 passes through the second through hole, the guide tube 16 is slidably and hermetically connected with the inner wall of the second through hole, a gap is provided between the guide tube 16 and the bottom of the dust collecting box 13, the fan blade 15, the filter screen 17 is arranged in the guide pipe 16 and positioned on one side of the fan blades 15 far away from the transmission shaft 3, and the dust collection components correspond to the movable discs 8 one by one;

the dust collecting component comprises a dust collecting pipe 18, a fixed pipe 19, an auxiliary pipe 20, a connecting rod 21 and a sealing column 22, wherein the fixed pipe 19 and the movable disc 8 are coaxially arranged and fixed on the inner wall of the main body 1, the movable disc 8 is positioned in the fixed pipe 19, the inner wall of the movable disc 8 and the inner wall of the fixed pipe 19 are in sliding and sealing connection, one side of the fixed pipe 19, which is close to the protective cover 4, is provided with a first dust collecting hole, one side of the fixed pipe 19, which is close to the dust collecting box 13, is provided with a second dust collecting hole, the axis of the first dust collecting hole and the axis of the second dust collecting hole are both parallel to the transmission shaft 3, the aperture of the first dust collecting hole is equal to the aperture of the second dust collecting hole, the top of the protective cover 4 is provided with two air inlet holes, the air inlet holes are in one-to-one correspondence with the dust collecting pipe 18, one end, the dust collecting pipe 18 is connected with the inner wall of the air inlet in a sliding and sealing manner, the dust collecting pipe 18 is connected with the inner wall of the first dust collecting hole in a sealing and fixing manner, the fixing pipe 19 is communicated with the protective cover 4 through the dust collecting pipe 18, one end of the auxiliary pipe 20 is arranged in the second dust collecting hole, the other end of the auxiliary pipe 20 is arranged at the bottom of the dust collecting box 13, the fixing pipe 19 is communicated with the dust collecting box 13 through the auxiliary pipe 20, the auxiliary pipe 20 and the dust collecting pipe 18 are both positioned at one side of the movable disc 8 close to the transmission shaft 3, the connecting rod 21 and the sealing column 22 are both arranged coaxially with the fixing pipe 19, the sealing column 22 and the connecting rod 21 are both arranged in the fixing pipe 19, the diameter of the connecting rod 21 is smaller than the inner diameter of the fixing pipe 19, one end of the connecting rod 21 is fixed at one side of the movable disc 8 close to the transmission shaft 3, the other end of the connecting rod 21 is fixed on the sealing column, the sealing column 22 is connected with the inner wall of the fixed pipe 19 in a sliding and sealing way, and the distance between the movable disk 8 and the sealing column 22 is larger than the aperture of the first dust collecting hole.

When the moving disc 8 moves towards the direction close to the transmission shaft 3, the moving disc 8 moves to drive the sealing column 22 to synchronously move through the connecting rod 21, the first dust collecting hole and the second dust collecting hole are positioned between the moving disc 8 and the sealing column 22, the fan blades 15 rotate through the rotation of the transmission shaft 3, so that the air in the dust collection box 13 is discharged from the guide pipe 16, the air outside the main body 1 is conveyed into the protective cover 4 from the opening of the protective cover 4 and then conveyed into the fixed pipe 19 from the dust collecting pipe 18, the air in the fixed pipe 19 is conveyed into the dust collection box 13 through the auxiliary pipe 20, the directional flow of the air is realized, under the action of air flow, the dust generated during polishing can be conveyed into the dust collection box 13 and is trapped through the filter screen 17, the dust collection function is realized, when the device is used, the resetting of the moving disc 8 drives the sealing column 22 to reset through the connecting rod 21, that is, the sealing post 22 can be used to seal the dust collecting pipe 18 and the auxiliary pipe 20 to prevent the dust in the dust box 13 from flowing back.

As shown in fig. 4, the driving device includes a driving motor 23, a driving gear 24, a driven gear 25 and a bearing 26, the driving motor 23 is in transmission connection with the driving gear 24, inner rings of the driven gear 25 and the bearing 26 are both mounted on the transmission shaft 3, the driving gear 24 is meshed with the driven gear 25, and outer rings of the driving motor 23 and the bearing 26 are both fixed on the inner wall of the main body 1.

The driving motor 23 is started to rotate the driving gear 24, the rotation of the driving gear 24 drives the driven gear 25 to rotate, and the rotation of the driven gear 25 drives the transmission shaft 3 to rotate under the supporting action of the bearing 26.

Preferably, in order to improve the smoothness of the rotation of the driven gear 25 by the driving gear 24, the driving gear 24 is coated with a lubricating oil.

The lubricating oil has the function of reducing the friction force between the driving gear 24 and the driven gear 25, and improves the smoothness of the rotation of the driven gear 25 driven by the driving gear 24.

Preferably, the driving motor 23 is a servo motor in order to increase the driving force of the driving motor 23.

The servo motor has a strong overload capability, so that the driving force of the driving motor 23 can be improved,

preferably, in order to reduce the gap between the inner wall of the fixed tube 19 and the movable plate 8, the inner wall of the fixed tube 19 is coated with a sealing grease.

The sealing grease serves to reduce the gap between the inner wall of the fixed tube 19 and the movable plate 8, and improves the sealing property.

Preferably, two sound-absorbing plates 27 are arranged in the main body 1 for reducing noise, and the sound-absorbing plates 27 correspond to the handles 5 one by one.

The sound-absorbing plate 27 can absorb noise in the main body 1, and noise reduction is achieved.

Preferably, in order to prolong the service life of the protective cover 4, the protective cover 4 is provided with an anti-corrosion zinc coating.

The function of anticorrosive zinc coating is to promote the rust-resistant ability of protection casing 4, prolongs the life of protection casing 4.

Preferably, to facilitate the installation of the guide bar 11, both ends of the guide bar 11 are provided with chamfers.

The chamfer is used for reducing the caliber of the guide rod 11 passing through the second assembly hole, and the effect of convenient installation is achieved.

Preferably, in order to improve the accuracy of the moving position of the sealing post 22, a positioning block 14 is arranged in each of the two fixed tubes 19, the positioning block 14 is fixed on the inner wall of the fixed tube 19 and is located on one side of the sealing post 22 close to the transmission shaft 3, and a gap is arranged between the positioning block 14 and the sealing post 22.

When the sealing column 22 moves towards the direction close to the transmission shaft 3, the sealing column 22 is abutted against the positioning block 14, the sealing column 22 is prevented from moving excessively, the limiting effect is achieved, and meanwhile, the first dust collecting hole and the second dust collecting hole are located between the sealing column 22 and the moving disc 8, and the accuracy of the moving position of the sealing column 22 is improved.

Preferably, the positioning block 14 is made of rubber to achieve cushioning and vibration reduction.

The rubber is soft, so that the impact force generated when the sealing column 22 abuts against the positioning block 14 can be reduced, and the buffering and vibration reduction are realized.

The operator holds two handles 5 with both hands and pushes the handles 5 to move towards the direction close to the main body 1, the moving rod 6 is driven by the movement of the handles 5 to realize synchronous movement, the first spring 7 is stretched, the moving disk 8 is driven by the movement of the moving rod 6 to realize synchronous movement, the moving disk 8 moves through the connecting line 9 to drive the protective cover 4 to move towards the direction close to the main body 1 by the guide rod 11, the second spring 12 is compressed, the protective cover 4 moves between the polishing sheet 2 and the main body 1 at the same time, the polishing sheet 2 is positioned outside the protective cover 4, then, the transmission shaft 3 rotates through the driving device, the polishing sheet 2 is driven by the rotation of the transmission shaft 3 to rotate, when the polishing sheet 2 is abutted against the hardware fitting, the polishing of the hardware fitting can be realized, meanwhile, the movement of the moving disk 8 drives the sealing column 22 to realize synchronous movement through the connecting rod 21, and the first dust collecting hole and the second dust collecting hole are positioned between the moving disk 8 and the, the fan blades 15 are rotated through the rotation of the transmission shaft 3, so that air in the dust collection box 13 is exhausted from the guide pipe 16, the air outside the main body 1 is conveyed into the protective cover 4 from an opening of the protective cover 4 and then conveyed into the fixed pipe 19 from the dust collection pipe 18, the air in the fixed pipe 19 is conveyed into the dust collection box 13 through the auxiliary pipe 20, the directional flow of the air is realized, under the action of air flow, dust generated during polishing can be conveyed into the dust collection box 13 and is intercepted through the filter screen 17, and the function of collecting the dust is achieved;

after the polishing is finished, user's both hands are got rid of from handle 5, the movable plate 8 resets under the elastic action of first spring 7, the restoration of movable plate 8 drives handle 5 through carriage release 6 and resets, simultaneously, the restoration of movable plate 8 makes connecting wire 9 loosen, make protection casing 4 realize resetting under the elastic action of second spring 12, through setting polishing piece 2 in protection casing 4, can prevent to forget to close when this equipment because of negligence, polishing piece 2 under the rotation state causes the injury to the human body, the security has been improved, and, the effect of protection polishing piece 2 has still been played through protection casing 4, simultaneously, the restoration of movable plate 8 drives sealed post 22 through connecting rod 21 and resets, can so that sealed post 22 plugs up dust collecting tube 18 and auxiliary tube 20, prevent the dust backward flow in the dust collection box 13.

Compared with the prior art, this hardware processing equipment that factor of safety is high has improved the security through protection machanism, compare with current protection machanism, this protection machanism has still played the function of sealed dust collection box 13, prevent that the dust in the dust collection box 13 from taking place to leak, the practicality is stronger, moreover, this protection machanism need not electric drive, environmental protection and energy saving more, moreover, the function of collecting the dust has still been realized through collection dust mechanism, compare with current collection dust machanism, this collection dust machanism has realized integral type link gear with protection machanism, the practicality is stronger.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The hardware processing equipment is characterized in that a protection mechanism and a dust collecting mechanism are arranged on the main body (1);

the protection mechanism comprises a protection cover (4) and two protection components, the protection cover (4) is cylindrical, the protection cover (4) and the transmission shaft (3) are coaxially arranged and located on one side, close to the polishing sheet (2), of the main body (1), an opening is formed in the bottom of the protection cover (4), the inner diameter of the protection cover (4) is larger than the diameter of the polishing sheet (2), a round hole is formed in the top of the protection cover (4), the transmission shaft (3) penetrates through the round hole, the transmission shaft (3) is in sliding and sealing connection with the inner wall of the round hole, the polishing sheet (2) is located in the protection cover (4), and the protection components are circumferentially and uniformly distributed in the main body (1) by taking the axis of the transmission shaft (3) as a center;

the protective assembly comprises a handle (5), a moving rod (6), a first spring (7), a moving disc (8), a connecting wire (9), a fixed pulley (10), a guide rod (11), a second spring (12), a first assembly hole and a second assembly hole, wherein the first assembly hole is formed in one side of the main body (1), the second assembly hole is formed in the bottom of the main body (1), the axis of the moving rod (6) is perpendicular to and intersected with the axis of the transmission shaft (3), the moving disc (8) and the moving rod (6) are coaxially arranged, the guide rod (11) is parallel to the transmission shaft (3), the moving rod (6) penetrates through the first assembly hole and is in sliding connection with the inner wall of the first assembly hole, the handle (5) is fixed at one end of the moving rod (6) far away from the axis of the transmission shaft (3), and the moving disc (8) is fixed at the other end of the moving rod (6), the guide rod (11) passes through the second assembly hole and is in sliding connection with the inner wall of the second assembly hole, the guide rod (11) is positioned between the moving rod (6) and the protective cover (4) and is positioned on one side of the moving disc (8) far away from the transmission shaft (3), the bottom end of the guide rod (11) is fixed at the top of the protective cover (4), one end of the connecting wire (9) is fixed at the top end of the guide rod (11), the other end of the connecting wire (9) is fixed on one side of the movable disc (8) far away from the transmission shaft (3) by bypassing the fixed pulley (10), the fixed pulley (10) is fixed on the inner wall of the main body (1), one side of the movable disc (8) far away from the transmission shaft (3) is connected with the inner wall of the main body (1) through a first spring (7), the second spring (12) is positioned between the main body (1) and the protective cover (4), the main body (1) is connected with the protective cover (4) through a second spring (12);

the dust collection mechanism comprises a dust collection box (13), fan blades (15), a guide pipe (16), a filter screen (17) and two dust collection components, wherein the dust collection box (13) is cuboid in shape, the dust collection box (13) is fixed to the top of the main body (1), a second connecting hole is formed in the top of the main body (1), a first through hole is formed in the bottom of the dust collection box (13), a second through hole is formed in the top of the dust collection box (13), the transmission shaft (3) sequentially penetrates through the second connecting hole and the first through hole, the inner wall of the second connecting hole and the inner wall of the first through hole are both in sliding and sealing connection with the transmission shaft (3), the guide pipe (16) and the transmission shaft (3) are coaxially arranged, the guide pipe (16) penetrates through the second through hole, the guide pipe (16) and the inner wall of the second through hole are in sliding and sealing connection, and a gap is formed between the guide pipe (16) and the bottom in, the fan blades (15) are positioned in the guide pipe (16) and are arranged at the top end of the transmission shaft (3), the filter screen (17) is arranged in the guide pipe (16) and is positioned on one side, far away from the transmission shaft (3), of the fan blades (15), and the dust collection assemblies correspond to the movable discs (8) one to one;

the dust collecting component comprises a dust collecting pipe (18), a fixed pipe (19), an auxiliary pipe (20), a connecting rod (21) and a sealing column (22), the fixed pipe (19) and a movable disc (8) are coaxially arranged and fixed on the inner wall of the main body (1), the movable disc (8) is positioned in the fixed pipe (19), the movable disc (8) is connected with the inner wall of the fixed pipe (19) in a sliding and sealing mode, one side, close to the protective cover (4), of the fixed pipe (19) is provided with a first dust collecting hole, one side, close to the dust collecting box (13), of the fixed pipe (19) is provided with a second dust collecting hole, the axis of the first dust collecting hole and the axis of the second dust collecting hole are parallel to the transmission shaft (3), the aperture of the first dust collecting hole is equal to that of the second dust collecting hole, the top of the protective cover (4) is provided with two air inlet holes, and the air inlet holes are in one-to-one correspondence with, one end of the dust collecting pipe (18) is arranged in a first dust collecting hole, the other end of the dust collecting pipe (18) is inserted into the air inlet hole, the dust collecting pipe (18) is connected with the inner wall of the air inlet hole in a sliding and sealing manner, the dust collecting pipe (18) is connected with the inner wall of the first dust collecting hole in a sealing and fixing manner, the fixing pipe (19) is communicated with the protective cover (4) through the dust collecting pipe (18), one end of the auxiliary pipe (20) is arranged in a second dust collecting hole, the other end of the auxiliary pipe (20) is arranged at the bottom of the dust collecting box (13), the fixing pipe (19) is communicated with the dust collecting box (13) through the auxiliary pipe (20), the auxiliary pipe (20) and the dust collecting pipe (18) are both positioned at one side of the movable disc (8) close to the transmission shaft (3), the connecting rod (21) and the sealing column (22) are both arranged coaxially with the fixing pipe (19), and the sealing column (22) and the connecting rod (21) are both arranged, the diameter of connecting rod (21) is less than the internal diameter of fixed pipe (19), the one end of connecting rod (21) is fixed in the one side that is close to transmission shaft (3) of removing dish (8), the other end of connecting rod (21) is fixed on sealing column (22), first dust collection hole and second dust collection hole all with sealing column (22) sealing connection, sealing column (22) slide and sealing connection with the inner wall of fixed pipe (19), the distance between removal dish (8) and sealing column (22) is greater than the aperture in first dust collection hole.

2. The hardware processing equipment that factor of safety is high of claim 1, characterized in that, drive arrangement includes driving motor (23), drive gear (24), driven gear (25) and bearing (26), driving motor (23) is connected with drive gear (24) transmission, the inner circle of driven gear (25) and bearing (26) is all installed on transmission shaft (3), drive gear (24) and driven gear (25) meshing, the outer lane of driving motor (23) and bearing (26) is all fixed on the inner wall of main part (1).

3. High-safety hardware processing equipment according to claim 2, characterized in that the driving gear (24) is coated with lubricating oil.

4. The hardware processing equipment with the high safety factor as claimed in claim 2, characterized in that the driving motor (23) is a servo motor.

5. The hardware processing equipment with high safety factor of claim 1, wherein the inner wall of the fixing tube (19) is coated with sealing grease.

6. The hardware processing equipment with the high safety factor as claimed in claim 1, wherein two sound-absorbing plates (27) are arranged in the main body (1), and the sound-absorbing plates (27) correspond to the handles (5) one by one.

7. The hardware processing equipment with high safety factor of claim 1, wherein the protective cover (4) is provided with an anti-corrosion zinc coating.

8. The hardware processing equipment with the high safety factor as claimed in claim 1, wherein two ends of the guide rod (11) are provided with chamfers.

9. The hardware processing equipment with the high safety factor of claim 1, wherein the two fixing pipes (19) are internally provided with the positioning blocks (14), the positioning blocks (14) are fixed on the inner walls of the fixing pipes (19) and located on one sides, close to the transmission shafts (3), of the sealing columns (22), and gaps are formed between the positioning blocks (14) and the sealing columns (22).

10. The hardware processing device with the high safety factor as claimed in claim 9, wherein the positioning block (14) is made of rubber.