CN112720232A

CN112720232A - Based on medical slider impulse type polishing mechanism

Info

Publication number: CN112720232A
Application number: CN202011632261.7A
Authority: CN
Inventors: 丁后璧
Original assignee: Xuzhou Shenfeng Precision Machinery Co ltd
Current assignee: Xuzhou Shenfeng Precision Machinery Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-04-30
Anticipated expiration: 2040-12-31
Also published as: CN112720232B

Abstract

The invention discloses a medical slider-based push type polishing mechanism which comprises a base, wherein a guide plate is fixedly arranged at one end of the base, a slider is clamped between the guide plates, a guide groove is formed in one side of the guide plate, a rotating mechanism is arranged between the slider and the guide groove, a positioning mechanism is arranged on the slider and connected with the rotating mechanism, a push rod is connected to one side of the slider, a driving mechanism is arranged at the top of the base, the push rod is connected with the driving mechanism, a vertical plate is arranged at the top of the guide plate, a polishing motor is fixedly arranged on the outer wall of the vertical plate, and an output shaft of the polishing motor penetrates through the. The part passes through positioning mechanism location centre gripping on the slider, and actuating mechanism drives the push rod at the uniform velocity reciprocating motion, then the push rod promotes the slider and slides along the deflector, and it is rotatory to drive the part through rotary mechanism when the slider slides, and then when polishing motor drove the mill and polish to the part outer wall, the part keeps reciprocal rotating state, polishes more evenly for its surface cylindricity remains unchanged after the polishing of cylinder class part.

Description

Based on medical slider impulse type polishing mechanism

Technical Field

The invention relates to the technical field of medical instrument polishing, in particular to a pushing type polishing mechanism based on a medical sliding block.

Background

Need maintain in the use of medical instrument, when polishing the maintenance to the part, often adopt impulse type polishing, be about to the part push polish the dish through the slider and remove the polishing between, however, when polishing cylinder class part, it is the same to be difficult to guarantee the polishing degree of the cylinder surface of part, often can cause on one side that the volume of polishing is big, the volume of polishing on the other side is little, leads to its cylindricity to reduce after the part polishing, for this reason we propose one kind based on medical slider impulse type polishing mechanism be used for solving above-mentioned problem.

Disclosure of Invention

The invention aims to provide a medical slider-based push type polishing mechanism to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a based on medical treatment slider impulse type polishing mechanism, includes the base, the one end fixed mounting deflector of base, slip joint slider between the deflector, the deflector is close to one side of slider and opens there is the guide way, installation rotary mechanism between slider and guide way, install positioning mechanism on the slider, rotary mechanism connects positioning mechanism, the one end of one side fixed connection push rod of slider, actuating mechanism is installed at the other end top of base, actuating mechanism is connected to the other end of push rod, the top installation riser of deflector, the outer wall fixed mounting polishing motor of riser, the output shaft of polishing motor rotates and runs through riser and fixed mounting polishing dish.

Preferably, the rotating mechanism comprises a rotating shaft, the rotating shaft is sleeved in the sliding block in a rotating mode, two ends of the rotating shaft penetrate through the outer wall of the sliding block and are fixedly sleeved with rolling gears, a guide rail rack is fixedly installed at the bottom of an inner cavity of the guide groove, the rolling gears are meshed with the guide rail rack, a short shaft is sleeved at the top of the sliding block in a rotating mode, the top of the short shaft is fixedly connected with the positioning mechanism, and a first bevel gear set matched with the bottom of the short shaft and the middle of the rotating shaft are installed between the bottom of the.

In a preferred embodiment, the height of the guide groove is equal to the sum of the reference circle diameter of the rolling gear and the thickness of the guide rail rack, and the top of the inner cavity of the guide groove is fixedly coated with a ceramic coating.

An embodiment of preferred, positioning mechanism is including changeing the carousel, the carousel rotates and cup joints the top at the slider, and the bottom of carousel connects rotary mechanism, two fixed blocks of top fixed mounting of carousel, the one side that the fixed block is close to mutually all is equipped with splint, the one side middle part that the splint are close to mutually all has opened V type groove, all rotate between the both ends of fixed block and cup joint stud, two stud, one are cup jointed through helicitic texture respectively at the both ends of splint the fixed block internal rotation cup joints the action bars, install matched with second bevel gear group between the one end of action bars and stud.

In a preferred embodiment, the two V-grooves are symmetrically distributed about the axis of the rotary table, and the thread structures at the two ends of the stud have the same pitch and opposite rotation directions.

An embodiment of preferred, actuating mechanism includes the transmission case, transmission case fixed mounting is at the top of base, the top fixed mounting motor of transmission case, the output shaft of motor runs through the roof and the fixed connection driving gear of transmission case, the transmission case roof and the bottom plate of driving gear both sides rotate to cup joint the connecting axle, the fixed cover in top of connecting axle is followed moving gear, two the both sides of driven gear meshing driving gear respectively, logical groove has all been opened at the both ends of transmission case, the logical groove of push rod slip joint, the equal fixed mounting of both sides outer wall of the push rod of transmission case inner chamber department impels the rack, the equal fixed cover in bottom of connecting axle is half-gear, half-gear and propulsion rack phase-match.

In a preferred embodiment, the length of the pushing rack is greater than the arc length of the half gear, and the specification parameters of the two driven gears and the half gear are the same.

In a preferred embodiment, the vertical plate is slidably clamped on the top of the guide plate and is bolted and fixed through a bolt, the circumferential outer wall of the adjacent polishing disc is tangent, and the polishing disc and the output shaft of the polishing motor are fixed through a bolt.

Compared with the prior art, the invention has the beneficial effects that:

1. the part is placed between the clamping plates, the operating rod is rotated, the operating rod drives the two double-end studs to rotate through the second bevel gear set, the double-end studs rotate to drive the two clamping plates to approach each other, the clamping plates approach to enable the V-shaped grooves to be clamped on the outer wall of the circumference of the part, the parts with different sizes are clamped through the V-shaped grooves, self-centering is carried out, the axis of the part is overlapped with the rotary table, the grinding amount of the part is the same during surface polishing, and the polishing uniformity is;

2. the driving mechanism drives the sliding block to reciprocate at a constant speed along the guide groove, so that the parts are uniformly polished for multiple times, and the dog licking polishing efficiency is improved;

3. in the sliding process, the sliding block drives the rolling gear to move along the guide groove, the rolling gear is meshed with the guide rail rack, the rolling gear can only roll and advance along the guide rail rack, so that the rolling gear drives the rotating shaft to rotate, the rotating shaft drives the rotating shaft to rotate through the first bevel gear set, and therefore when the polishing motor drives the polishing disc to polish the outer wall of the part, the part keeps rotating vertically, the surface of the part is polished more comprehensively and uniformly, and the surface coaxiality of the polished cylindrical part is improved;

4. the fixed coating in inner chamber top of guide way has ceramic coating, improves the smoothness and the abrasion resistance at guide way inner chamber top, and the gear that rolls of being convenient for laminates guide way inner chamber top and removes, reduces the wearing and tearing of roll gear and guide way, improves device life.

Drawings

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

FIG. 2 is a schematic view of the driving mechanism of the present invention;

FIG. 3 is a schematic view of a positioning mechanism according to the present invention;

FIG. 4 is a schematic cross-sectional view of the rotating mechanism of the present invention.

In the figure: 1. a base; 2. a guide plate; 3. a slider; 4. a guide groove; 5. a rotation mechanism; 51. a rotating shaft; 52. a rolling gear; 53. a rail rack; 54. a minor axis; 55. a first bevel gear set; 6. a positioning mechanism; 61. a turntable; 62. a fixed block; 63. a splint; 64. a V-shaped groove; 65. a stud; 66. an operating lever; 67. a second bevel gear set; 7. a push rod; 8. a drive mechanism; 81. a transmission case; 82. a motor; 83. a driving gear; 84. a connecting shaft; 85. a driven gear; 86. a half gear; 87. a push rack; 88. a through groove; 9. a vertical plate; 10. polishing the motor; 11. a grinding disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a based on medical slider impulse type polishing mechanism, the on-line screen storage device comprises a base 1, base 1's one end fixed mounting deflector 2, slip joint slider 3 between deflector 2, deflector 2 is close to one side of slider 3 and is opened there is guide way 4, install rotary mechanism 5 between slider 3 and guide way 4, install positioning mechanism 6 on the slider 3, rotary mechanism 5 connects positioning mechanism 6, one side fixed connection push rod 7's of slider 3 one end, base 1's other end top installation actuating mechanism 8, actuating mechanism 8 is connected to the other end of push rod 7, riser 9 is installed at the top of deflector 2, the outer wall fixed mounting polishing motor 10 of riser 9, the output shaft of polishing motor 10 rotates and runs through riser 9 and fixed mounting polishing dish 11. The part passes through 6 location centre gripping of positioning mechanism on slider 3, and actuating mechanism 8 drives push rod 7 at the uniform velocity reciprocating motion, then push rod 7 promotes slider 3 and slides along 2 intervals of deflector, and it is rotatory to drive the part through rotary mechanism 5 when slider 3 slides, then when polishing motor 10 drives 11 pairs of parts outer walls of polishing disc and polish, the part keeps reciprocal rotation state, and it is more even to polish for its surface cylindricity remains unchanged after the polishing of cylinder class part.

The rotating mechanism 5 comprises a rotating shaft 51, the rotating shaft 51 is rotatably sleeved in the sliding block 3, two ends of the rotating shaft 51 penetrate through the outer wall of the sliding block 3 and are fixedly sleeved with a rolling gear 52, a guide rail rack 53 is fixedly installed at the bottom of an inner cavity of the guide groove 4, the rolling gear 52 is meshed with the guide rail rack 53, the top of the sliding block 3 is rotatably sleeved with a short shaft 54, the top of the short shaft 54 is fixedly connected with the positioning mechanism 6, a first bevel gear set 55 matched with the bottom of the short shaft 54 and the middle of the rotating shaft 51 is installed between the bottom of the short shaft 54 and the middle of the rotating shaft 51, when the push rod 7 pushes the sliding block 3 to slide along the guide plate 2, the sliding block 3 drives the rolling gear 52 to move along the guide groove 4, the rolling gear 52 is meshed with the guide rail rack 53, the rolling gear 52 can only roll and advance, the circumferential surface of the part is conveniently and uniformly polished, and the coaxiality of the polished part is improved.

Further, the height of guide way 4 equals the reference circle diameter of rolling gear 52 and the thickness sum of guide rail rack 53 to carry on spacingly to rolling gear 52, avoid it to take place vertical migration, and the fixed coating in inner chamber top of guide way 4 has ceramic coating, improves the smoothness and the wearability at 4 inner chamber tops of guide way, the 4 inner chamber tops of rolling gear 52 laminating guide way of being convenient for remove, reduce the wearing and tearing of rolling gear 52 and guide way 4, improve device life.

The positioning mechanism 6 comprises a rotating disc 61, the rotating disc 61 is rotatably sleeved on the top of the sliding block 3, the bottom of the rotating disc 61 is connected with the rotating mechanism 5, two fixing blocks 62 are fixedly mounted on the top of the rotating disc 61, clamping plates 63 are arranged on the surfaces, close to the fixing blocks 62, of the clamping plates 63, V-shaped grooves 64 are formed in the middles of the surfaces, close to the clamping plates 63, of the fixing blocks 62, studs 65 are rotatably sleeved between the two ends of the fixing blocks 62, the studs 65 are respectively sleeved at the two ends of the two clamping plates 63 through threaded structures, an operating rod 66 is rotatably sleeved in one fixing block 62, a matched second bevel gear set 67 is mounted between the operating rod 66 and one end of the stud 65, the two V-shaped grooves 64 are symmetrically distributed about the axis of the rotating disc 61, the thread pitches of the two ends of the studs 65 are the same and the rotating directions are opposite, parts are, thereby stud 65 rotates and drives two splint 63 and be close to each other, and splint 63 are close to and make V type groove 64 press from both sides tightly at part circumference outer wall, carry out the centre gripping to the part of equidimension not through V type groove 64 to carry out from the centering, make part axis and carousel 61 coincidence, the volume of polishing on the circumference surface is the same when guaranteeing the polishing.

The driving mechanism 8 comprises a transmission case 81, the transmission case 81 is fixedly arranged at the top of the base 1, a motor 82 is fixedly arranged at the top of the transmission case 81, an output shaft of the motor 82 penetrates through a top plate of the transmission case 81 and is fixedly connected with a driving gear 83, a connecting shaft 84 is rotatably sleeved between the top plate and a bottom plate of the transmission case 81 at two sides of the driving gear 83, a driven gear 85 is fixedly sleeved at the top of the connecting shaft 84, the two driven gears 85 are respectively meshed with two sides of the driving gear 83, through grooves 88 are respectively formed at two ends of the transmission case 81, a push rod 7 is slidably clamped in the through grooves 88, pushing racks 87 are fixedly arranged on outer walls of two sides of the push rod 7 in an inner cavity of the transmission case 81, a half gear 86 is fixedly sleeved at the bottom of the connecting shaft 84, the half gear 86 is matched with the pushing racks 87, the length of the pushing racks 87 is greater than the, the driving gear 83 drives the two driven gears 85 to rotate, the driven gears 85 continuously rotate through the connecting shaft 84 and the electric half gears 86, the two half gears 86 rotate in the same direction and are positioned on two sides of the push rod 7, and the tooth surfaces of the two half gears 86 face in the same direction, so that the two half gears 86 are alternately meshed with the push rack 87, the push rod 7 is driven to reciprocate at a constant speed, the slider 3 reciprocates at a constant speed, and parts are uniformly polished.

Further, the arc length of the half gear 86 is greater than the circumference of the rolling gear 52, and the transmission ratio of the first bevel gear set 55 is 1:1, so that the number of turns of the rolling gear 52 is greater than one in the process that the half gear 86 drives the push rod 7 to move, and the circumferential surface of the part is completely polished during reciprocating rotation.

The vertical plate 9 is slidably clamped at the top of the guide plate 2 and is fixedly bolted through a bolt, the circumferential outer walls of the adjacent polishing disks 11 are tangent, and the polishing disks 11 and the output shaft of the polishing motor 10 are fixed through the bolt, so that the position of the vertical plate 9 on the guide plate 2 can be conveniently adjusted, the distance from the polishing disks 11 to the sliding block 3 can be adjusted, and parts with different sizes can be conveniently polished.

The working principle is as follows: when the invention is used, a part is placed between the clamping plates 63, the operating rod 66 is rotated, the operating rod 66 drives the two double-end studs 65 to rotate through the second bevel gear set 67, the double-end studs 65 rotate to drive the two clamping plates 63 to approach each other, the clamping plates 63 approach to enable the V-shaped grooves 64 to be clamped on the circumferential outer wall of the part, the parts with different sizes are clamped through the V-shaped grooves 64, self-centering is carried out, the axis of the part is superposed with the rotary table 61, then the motor 82 drives the driving gear 83 to continuously rotate, the driving gear 83 drives the two driven gears 85 to rotate, the driven gears 85 continuously rotate through the connecting shaft 84 and the electric half gears 86, the two half gears 86 rotate in the same direction and are positioned at two sides of the push rod 7, the tooth surfaces of the two half gears 86 face towards the same direction, the two half gears 86 are alternately meshed with each other to push the rack 87, in the sliding process, the slider 3 drives the rolling gear 52 to move along the guide groove 4, the rolling gear 52 is meshed with the guide rail rack 53, the rolling gear 52 can only roll and advance along the guide rail rack 53, the rotating shaft 51 is driven to rotate through the rolling gear 52, the rotating shaft 51 drives the short shaft 54 to rotate through the first bevel gear set 55, parts keep vertical rotation when the polishing motor 10 drives the polishing disc 11 to polish the outer walls of the parts, the surface polishing of the parts is more comprehensive, the polishing is more uniform, and the surface coaxiality of the polished cylindrical parts is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a based on medical slider impulse type polishing mechanism, includes base (1), its characterized in that: one end of the base (1) is fixedly provided with a guide plate (2), a sliding block (3) is clamped between the guide plates (2) in a sliding way, one side of the guide plate (2) close to the slide block (3) is provided with a guide groove (4), a rotating mechanism (5) is arranged between the sliding block (3) and the guide groove (4), a positioning mechanism (6) is arranged on the sliding block (3), the rotating mechanism (5) is connected with the positioning mechanism (6), one side of the sliding block (3) is fixedly connected with one end of a push rod (7), the top of the other end of the base (1) is provided with a driving mechanism (8), the other end of the push rod (7) is connected with a driving mechanism (8), the top of the guide plate (2) is provided with a vertical plate (9), and a polishing motor (10) is fixedly arranged on the outer wall of the vertical plate (9), and an output shaft of the polishing motor (10) rotatably penetrates through the vertical plate (9) and is fixedly provided with a polishing disc (11).

2. The medical slide-based push polishing mechanism of claim 1, wherein: rotary mechanism (5) are including pivot (51), pivot (51) are cup jointed in slider (3) internal rotation, the both ends of pivot (51) all run through the outer wall of slider (3) and fixed cup joint rolling gear (52), inner chamber bottom fixed mounting guide rail rack (53) of guide way (4), rolling gear (52) meshing guide rail rack (53), the top of slider (3) is rotated and is cup jointed minor axis (54), the top fixed connection positioning mechanism (6) of minor axis (54), the first bevel gear set (55) of installation matched with between the bottom of minor axis (54) and the middle part of pivot (51).

3. The medical slide-based push polishing mechanism of claim 2, wherein: the height of the guide groove (4) is equal to the sum of the reference circle diameter of the rolling gear (52) and the thickness of the guide rail rack (53), and the top of the inner cavity of the guide groove (4) is fixedly coated with a ceramic coating.

4. The medical slide-based push polishing mechanism of claim 1, wherein: positioning mechanism (6) are including changeing carousel (61), carousel (61) rotate and cup joint the top at slider (3), and rotary mechanism (5) is connected to the bottom of carousel (61), two fixed block (62) of top fixed mounting of carousel (61), the one side that fixed block (62) are close to mutually all is equipped with splint (63), splint (63) one side middle part that is close to mutually all opens V type groove (64), all rotate between the both ends of fixed block (62) and cup joint stud (65), two stud (65), one are cup jointed through helicitic texture respectively at the both ends of splint (63) fixed block (62) internal rotation cup joints action bars (66), install matched with second cone gear set (67) between the one end of action bars (66) and stud (65).

5. The medical slide-based push polishing mechanism of claim 4, wherein: the two V-shaped grooves (64) are symmetrically distributed about the axis of the rotary disc (61), and the thread structures at the two ends of the stud (65) are identical in thread pitch and opposite in thread direction.

6. The medical slide-based push polishing mechanism of claim 1, wherein: the driving mechanism (8) comprises a transmission case (81), the transmission case (81) is fixedly installed at the top of the base (1), a motor (82) is fixedly installed at the top of the transmission case (81), an output shaft of the motor (82) penetrates through a top plate of the transmission case (81) and is fixedly connected with a driving gear (83), the transmission case (81) and a bottom plate on two sides of the driving gear (83) are rotatably sleeved with a connecting shaft (84), a driven gear (85) is fixedly sleeved at the top of the connecting shaft (84), the two driven gears (85) are respectively meshed with two sides of the driving gear (83), through grooves (88) are respectively formed in two ends of the transmission case (81), the push rod (7) is slidably clamped into the through grooves (88), pushing racks (87) are fixedly installed on outer walls of two sides of the push rod (7) in the inner cavity of the transmission case (81), half gears (86) are fixedly sleeved at the bottom of the connecting shaft (84, the half gear (86) is matched with the pushing rack (87).

7. The medical slide-based push polishing mechanism of claim 6, wherein: the length of the pushing rack (87) is larger than the arc length of the half gear (86), and the specification parameters of the two driven gears (85) and the half gear (86) are the same.

8. The medical slide-based push polishing mechanism of claim 1, wherein: the vertical plate (9) is slidably clamped with the top of the guide plate (2) and is bolted and fixed through bolts, the circumferential outer wall of the adjacent polishing disc (11) is tangent, and the polishing disc (11) and the output shaft of the polishing motor (10) are fixed through bolts.