CN117681091B

CN117681091B - High-precision grinding machine for screw production

Info

Publication number: CN117681091B
Application number: CN202410153491.7A
Authority: CN
Inventors: 张波
Original assignee: Suzhou Peixing Intelligent Equipment Technology Co ltd
Current assignee: Suzhou Peixing Intelligent Equipment Technology Co ltd
Priority date: 2024-02-04
Filing date: 2024-02-04
Publication date: 2024-04-12
Anticipated expiration: 2044-02-04
Also published as: CN117681091A

Abstract

The invention relates to the technical field of grinding and polishing, and discloses a high-precision grinding machine for screw production, which comprises a temporary storage slideway fixedly arranged on a workbench and used for accommodating a plurality of screws, wherein caps of the screws are arranged in the temporary storage slideway in an abutting mode, grooves are formed in the caps, the high-precision grinding machine also comprises grinding belts and driving belts which are rotatably arranged and oppositely arranged, screw rods of the screws are extruded between the grinding belts and the driving belts, the movement directions of opposite surfaces of the grinding belts and the driving belts are the same in opposite movement speed, and the caps are driven to rotate in an abutting mode based on the rotation of the grinding belts and the driving belts. According to the invention, the screws can continuously and stably rotate between the polishing belt and the driving belt, uniform sliding friction force is generated between each position of the circumferential surfaces of the rotating screw rods and the polishing belt so as to realize uniform polishing, and the screw rods synchronously rotate at the same rotating speed, so that the polishing of the screw rods is more uniform.

Description

High-precision grinding machine for screw production

Technical Field

The invention relates to the technical field of grinding and polishing, in particular to a high-precision grinding machine for screw production.

Background

The screw is one of the most common connecting parts, and comprises a screw rod with threads and a cap body integrally formed at the end part of the screw rod, wherein a notch for inserting and screwing a screwdriver is formed in the top of the cap body, the notch is generally divided into a straight shape and a cross shape, and the cap body is generally divided into a round head, a round flat head, a large round flat head and the like. In the production and manufacturing process of the screw, after tapping is completed on the screw rod, the formed threaded surface is rough and provided with burrs, and the screw rod is required to be trimmed through polishing equipment, so that the screw rod is smooth and bright.

When polishing the screw pole, in order to improve the homogeneity of polishing so that the precision of polishing of screw pole periphery obtains the guarantee to improve the efficiency of polishing, can replace artifical polishing through professional equipment of polishing among the prior art.

The Chinese patent invention with the name of 'an edging device for screw processing' discloses a 'vibration disc' for conveying screws to be processed to a processing position of a workbench, wherein the application number is CN202110540572.9, the publication number is CN 113579888B; the edging mechanism is used for edging the screw conveyed by the vibration disc; the edging mechanism comprises a temporary storage slideway, a screw to be polished enters the temporary storage slideway through a feed port under the action of a vibration disc, and a screw rod of the screw protrudes below the temporary storage slideway; the synchronous belt transmission mechanism comprises a rotating synchronous belt and is used for driving screws accommodated on the temporary storage slide way to move and rotate; the screw rod of messenger's screw is kept in the hexagonal prism upper surface of screw through pushing down the lower surface of butt board and is kept in the slide to the screw that will wait to polish is held in batches in the slide with the hold-in range cooperation of realization, the board of polishing for with the hold-in range, the screw rod of messenger's screw remains the position of polishing the board throughout, the screw rod is extruded between hold-in range and polishing board, rotate through starting hold-in range rotation drive all screws, and polish the screw through polishing the board, obtain the effect of polishing in batches, and can be even polish all screws, promote polishing efficiency.

The above-described edge grinding device for screw processing according to the invention can handle a large number of screws at the same time, but has at least the following drawbacks in practical use:

first, the principle of simultaneously polishing a plurality of screw shafts in the above patent of the invention can be summarized as follows: make all screw poles extrude side by side and lie in between polishing board and the hold-in range, polishing board is motionless, and the hold-in range rotates, relies on the frictional force between hold-in range and the screw for all screw autorotation is driven to pivoted hold-in range, and the autorotation of screw makes produces even friction between screw pole surface and the polishing board, thereby realizes the even polishing of screw pole. However, it is well known that the polishing plate is required to polish the screw shafts, the contact surface of the polishing plate and the screw shafts needs to have larger friction force, the surface of the synchronous belt is smoother, the friction force between the synchronous belt and the screw shafts is obviously smaller than that between the polishing plate and the screw shafts, moreover, under the conveying action of the synchronous belt, the caps of the screws are tightly arranged in a mutually abutting mode, friction force is also generated between the caps of the screws, the screw can not be guaranteed to continuously and stably rotate along with the rotation of the synchronous belt under the action of friction force between the polishing plate and the screw shafts and under the action of friction force between the screw caps, the screw can be stopped or fixed all the time when the screw can be rotated, the friction between each position of the circumferential surface of the screw shafts and the polishing plate is quite uneven, the polishing degree of each screw shaft is extremely uneven, the polishing precision of the screw shafts is extremely poor, and the quality of the screw is seriously influenced. Therefore, under the condition that a plurality of screw rods are mechanically polished simultaneously, each screw can be guaranteed to synchronously obtain continuous and stable rotation with the same rotation speed, the circumferential surfaces of the screw rods can be uniformly polished, polishing among the screw rods is more uniform, and polishing accuracy of the screw rods is guaranteed to be a technical problem to be solved urgently.

Disclosure of Invention

The invention aims to provide a high-precision grinding machine for screw production, which aims to solve the defects in the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the high-precision grinding machine for screw production comprises a temporary storage slideway fixedly arranged on a workbench and used for accommodating a plurality of screws, caps of the screws are arranged in the temporary storage slideway in an abutting manner, grooves are formed on the caps,

the screw rods of the screws are extruded between the polishing belt and the driving belt, the opposite movement speeds of the opposite surfaces of the polishing belt and the driving belt are the same, and the cap bodies are driven to rotate in a mutually abutting mode based on the rotation of the polishing belt and the driving belt;

the polishing device comprises a workbench, a plurality of temporary storage slide ways, a plurality of plugs, a driving mechanism and a plurality of plugs, wherein the driving mechanism is arranged on the workbench, the plugs are in one-to-one correspondence plug-in fit with the grooves, the plugs are vertically and slidably inserted in the temporary storage slide ways and are simultaneously linked with the driving mechanism, the plugs are in one-to-one correspondence plug-in fit with the grooves in the rotation in the sliding process, and then the driving mechanism is started to drive the plugs to synchronously rotate so as to drive the screws to rotate between the polishing belt and the driving belt to polish the screws.

The high-precision grinding machine for screw production further comprises a plurality of cylinders which are connected to the temporary storage slideway in a sliding mode, the plugs are fixedly arranged below the cylinders in one-to-one correspondence mode, a plurality of gears are coaxially and fixedly arranged on the cylinders, and the driving mechanism comprises row teeth which are meshed with the gears simultaneously and are connected with the temporary storage slideway in a sliding mode.

The high-precision grinding machine for screw production is characterized in that the driving mechanism further comprises a motor fixedly arranged on the workbench, an eccentric wheel is fixedly connected to the output end of the motor, a first shaft body is arranged on the eccentric wheel, a connecting rod is rotatably arranged on the first shaft body, and a second shaft body which is rotatably connected with the other end of the connecting rod is arranged on the row of teeth.

The high-precision grinding machine for screw production further comprises a first sealing plate which is fixedly arranged on the workbench and located above the row teeth, a plurality of first sliding holes which are in one-to-one correspondence with the cylinders are formed in the first sealing plate, the tops of the cylinders are in movable sealing insertion connection with the first sliding holes, and the cylinders are pressurized in the first sliding holes to enable the cylinders to move downwards.

The high-precision grinding machine for screw production further comprises a second sealing plate which is fixedly arranged on the workbench and located below the screw, a plurality of second sliding holes which are communicated with the first sliding holes are formed in the second sealing plate, internal threads are formed in the upper half parts of the second sliding holes, sealing columns are connected in the second sliding holes in a threaded mode, and the sealing columns are rotated to move downwards so as to pressurize the first sliding holes.

The high-precision grinding machine for screw production is characterized in that the sealing columns are coaxially arranged in one-to-one correspondence with the screws in number, the diameters of the sealing columns are the same as the diameters of screw rods of the screws, the upper half parts of the sealing columns are tightly pressed between a grinding belt and a driving belt, and the sealing columns are driven to rotate based on the common rotation of the grinding belt and the driving belt.

The high-precision grinding machine for screw production comprises a plurality of sealing columns, wherein the sealing columns comprise abutting joints, studs and sealing gaskets which are coaxially and fixedly connected in sequence from top to bottom, the abutting joints are pressed between a grinding belt and a driving belt, and the sealing gaskets are dynamically sealed on the lower half part of a second sliding hole.

The high-precision grinding machine for screw production is characterized in that a first cavity communicated with a plurality of first sliding holes is formed in the first sealing plate, a second cavity communicated with a plurality of second sliding holes is formed in the second sealing plate, and the first cavity and the second cavity are communicated through a ventilation plate.

The high-precision grinding machine for screw production is characterized in that the top of the row of teeth is in sliding butt joint with the bottom of the first sealing plate, and the bottom of the row of teeth is in sliding butt joint with the top of the temporary storage slideway.

The high-precision grinding machine for screw production is characterized in that a first sliding plate is arranged on the workbench in a sliding manner through a first air cylinder, a second sliding plate is arranged on the workbench in a sliding manner through a second air cylinder, the grinding belt is located on the first sliding plate, and the transmission belt is located on the second sliding plate.

The beneficial effects are that: according to the high-precision grinding machine for screw production, the plurality of plugs are vertically and slidably arranged on the temporary storage slideway, the plurality of plugs are in one-to-one corresponding insertion fit with the grooves on the plurality of caps which are mutually abutted (as the plurality of caps are mutually abutted, the distance between every two of the plurality of grooves is constant, when the distance between every two of the plurality of plugs is the same as the distance between every two of the plurality of grooves, the one-to-one correspondence between the plurality of plugs and the plurality of grooves can be realized), so that when the plurality of plugs slide downwards under the action of external force, the plugs can be inserted into the plurality of grooves in one-to-one correspondence, at the moment, under the limiting action of the grooves, the rotating force of the plugs can drive the corresponding screws to rotate, and the driving mechanism can drive the plurality of screws to synchronously and continuously and stably rotate when the driving mechanism drives the plurality of plugs to synchronously and continuously rotate, the screw rods of the plurality of screws can continuously and stably rotate between the polishing belt and the driving belt, and the screw rods of the screw rods can uniformly rotate, and the screw rods can be uniformly polished, and uniformly due to the fact that the rotation speeds of the screw rods are different from the circumferential surfaces of the screw rods can be uniformly polished, and uniformly polished, and the screw rods can not rotate, and the conventional technical conditions can be solved;

Moreover, when the plurality of screws are in the temporary storage slideway, the angles of the grooves on the cap body are different, namely the angles of the plurality of grooves cannot be identical to the angles of the corresponding plurality of plugs one by one, so that the plurality of plugs cannot be plugged with the plurality of grooves one by one when sliding downwards, the plurality of screws are generally required to be rotated one by one, the plurality of plugs and the plurality of grooves can be plugged only when the angles of the plurality of grooves are identical to the angles of the corresponding plurality of plugs one by one, and the operation of rotating the plurality of screws one by one can definitely consume the operation time greatly, so that the efficiency is too low. According to the invention, rotation of the polishing belt and the driving belt is skillfully utilized, under the action of friction force of the screw rod, the polishing belt and the driving belt, when the polishing belt and the driving belt rotate simultaneously, the plurality of screws can rotate in a state that caps of the screws are mutually abutted, so that the plurality of grooves rotate simultaneously, the rotation process of the plurality of grooves is the process of adjusting the self angle, the plurality of plugs continuously slide downwards in the process of repeatedly adjusting the self angle of the plurality of grooves, and when the angle of the grooves is the same as the angle of the corresponding plugs, the plug-in connection can be realized until all the plugs are plugged in with the corresponding grooves, and as the angle adjustment is carried out simultaneously on the plurality of grooves, the plug-in time of the plurality of plugs and the plurality of grooves can be greatly reduced, the operation efficiency is improved, and the matching of the polishing belt (used for polishing the screws) and the driving belt (which are arranged on a slide way in a one-to-one abutting manner) can produce unexpected technical effects beyond the self effect.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic structural diagram of a first view angle of a polishing machine according to an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a portion a in fig. 1 according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a polishing machine when the first sliding plate and the second sliding plate are detached from the workbench according to the embodiment of the invention;

FIG. 4 is an enlarged schematic view of the portion B in FIG. 3 according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of the structure of the first sealing plate, the second sealing plate, the temporary storage slideway, the baffle, the ventilation plate, the row teeth, the rotator, the screws and the sealing columns according to the embodiment of the invention;

FIG. 6 is an enlarged schematic view of the structure of portion C in FIG. 5 according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view of FIG. 6 provided in accordance with an embodiment of the present invention;

fig. 8 is an enlarged schematic view of the portion D in fig. 7 according to an embodiment of the present invention;

Fig. 9 is a schematic structural view of a rotor according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a rotor and a screw according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of a seal column according to an embodiment of the present invention;

FIG. 12 is a schematic cross-sectional view of a first sealing plate, a second sealing plate, and a temporary storage slideway according to an embodiment of the present invention;

FIG. 13 is a schematic view of a row of teeth according to an embodiment of the present invention;

FIG. 14 is a schematic view showing the arrangement of screws in a temporary storage slideway according to an embodiment of the present invention;

fig. 15 is a schematic structural view of a second view angle of the polishing machine according to the embodiment of the present invention;

FIG. 16 is an enlarged view of the structure of portion E in FIG. 15 according to an embodiment of the present invention;

FIG. 17 is a schematic cross-sectional view of the structure of FIG. 15 provided by an embodiment of the present invention;

fig. 18 is an enlarged schematic view of the F portion in fig. 17 according to an embodiment of the present invention.

Reference numerals illustrate:

1. a work table; 101. a taxiway; 102. a scale plate; 103. a connecting plate; 2. a first slide plate; 201. a first plugboard; 3. a second slide plate; 301. a second plugboard; 4. a pointer; 5. polishing the belt; 6. a transmission belt; 7. a first cylinder; 8. a second cylinder; 9. a first gear motor; 10. a second gear motor; 11. a sealing column; 1101. a stud; 1102. a butt joint; 1103. a sealing gasket; 12. a rotating body; 1201. a cylinder; 1202. a rubber pad; 1203. a plug; 1204. a gear; 13. a first drive roll; 14. a second drive roll; 15. a first driven roller; 16. a second driven roller; 17. a first belt; 18. a second belt; 19. a first sealing plate; 1901. an upper guide plate; 1902. a first cavity; 1903. a first slide hole; 20. temporary storage slideway; 2001. a lower guide plate; 2002. perforating; 21. a second sealing plate; 2101. a second slide hole; 2102. a second cavity; 22. a ventilation plate; 2201. a channel; 23. a receiving plate; 24. tooth arrangement; 2401. a second shaft body; 2402. an upper chute; 2403. a lower chute; 25. a connecting rod; 26. an eccentric wheel; 27. a first shaft body; 28. a motor; 29. a baffle; 30. a screw; 3001. a groove.

Detailed Description

In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 18, the high-precision polisher for screw production provided by the embodiment of the invention comprises a temporary storage slideway 20 fixedly arranged on a workbench 1 and used for accommodating a plurality of screws 30, cap bodies of the screws 30 are arranged in the temporary storage slideway 20 in an abutting manner, a groove 3001 is formed on the cap bodies,

the device further comprises a grinding belt 5 and a driving belt 6 which are rotatably arranged and oppositely arranged, screw rods of a plurality of screws 30 are extruded between the grinding belt 5 and the driving belt 6, the opposite movement directions of the opposite surfaces of the grinding belt 5 and the driving belt 6 are the same in movement speed, and a plurality of caps which are mutually abutted are driven to rotate based on the rotation of the grinding belt 5 and the driving belt 6;

the polishing device further comprises a driving mechanism arranged on the workbench 1 and a plurality of plugs 1203 in one-to-one plugging fit with the grooves 3001, wherein the plugs 1203 are vertically and slidably plugged with the temporary storage slide ways 20 and are simultaneously linked with the driving mechanism, the plugs 1203 are plugged with the grooves 3001 in one-to-one correspondence in the process of sliding downwards, and then the driving mechanism is started to drive the plugs 1203 to synchronously rotate so as to drive the screws 30 to rotate between the polishing belt 5 and the transmission belt 6, so that the polishing of the screws 30 is realized.

The high-precision polisher for screw production provided by the embodiment is used for polishing the screw shafts of screws, and the high precision related to the invention means that the circumferential surfaces of the screw shafts of all screws can be polished more uniformly, and the polishing degree among a plurality of screw shafts polished simultaneously is more uniform. The words relating to position and orientation in this embodiment are relative to the drawings. Specifically, the inner cavity penetrating through two end parts of the temporary storage slide 20 is formed in the temporary storage slide 20, the bottom of the temporary storage slide 20 is provided with an opening penetrating through two end parts of the temporary storage slide 20 and being communicated with the inner cavity of the temporary storage slide 20, the cap bodies of the screws 30 are slidably located in the inner cavity of the temporary storage slide 20, the screw rods of the screws 30 penetrate out of the opening in the bottom of the temporary storage slide 20, the width of the opening in the bottom of the temporary storage slide 20 is smaller than that of the inner cavity of the temporary storage slide 20 so that the bottom of the cap bodies of the screws 30 can be abutted against the bottom of the inner cavity of the temporary storage slide 20, the cap bodies of the screws 30 cannot penetrate out of the opening in the bottom of the temporary storage slide 20, the inner cavity of the temporary storage slide 20 is horizontally arranged, the cap bodies of the screws 30 are in a vertical state when sliding into the temporary storage slide 20, one end of the temporary storage slide 20 is an inlet end for the screws 30 with polishing, the other end for the screws 30 to move out, a baffle 29 is slidably inserted into the outlet end of the temporary storage slide 20, and the baffle 29 is abutted against the cap bodies of the screws 30 in the temporary storage slide 20 so as to block the screws 30. Wherein, a plurality of screws 30 to be processed enter the temporary storage slide ways 20 one by one from the inlet ends of the temporary storage slide ways 20, and the entering mode can be realized through a vibration plate (refer to the prior art and not described in detail). Wherein, be provided with first slide 2 through first cylinder 7 slip on the workstation 1, be provided with second slide 3 through second cylinder 8 slip, first cylinder 7 and second cylinder 8 are all fixed mounting on workstation 1, two sliding way 101 of relative arrangement have been seted up at the top of workstation 1, two first plugboards 201 of sliding grafting with two sliding way 101 one by one are fixed mounting to the bottom of first slide 2, two second plugboards 301 of sliding grafting with two sliding way 101 one by one are fixed mounting to the bottom of second slide 3, second plugboard 301 and first plugboard 201 are the type of falling T so that it can not break away from the top of sliding way 101, the output and the first slide 2 fixed connection of first cylinder 7, the output and the second slide 3 fixed connection of second cylinder 8, the area of polishing 5 is located first slide 2, the area of driving 6 is located on the second slide 3. The first slide plate 2 is rotatably provided with a first driving roller 13 and two first driven rollers 15, the two first driven rollers 15 are oppositely arranged, the first driving roller 13 and the two first driven rollers 15 are arranged in a triangular mode, the polishing belt 5 is arranged on the first driving roller 13 and the two first driven rollers 15 in a tensioning sleeve mode, a first gear motor 9 is fixedly arranged on the first slide plate 2, an output shaft of the first gear motor 9 is in transmission connection with the first driving roller 13 through a first belt 17, the first driving roller 13 can be driven to rotate by starting the first gear motor 9, and the first driving roller 13 drives the polishing belt 5 to rotate; the second slide plate 3 is rotatably provided with a second driving roller 14 and two second driven rollers 16, the two second driven rollers 16 are oppositely arranged, the second driving roller 14 and the two second driven rollers 16 are arranged in a triangular mode, the transmission belt 6 is arranged on the second driving roller 14 and the two second driven rollers 16 in a tensioning mode in a sleeved mode, the second slide plate 3 is fixedly provided with a second gear motor 10, an output shaft of the second gear motor 10 is in transmission connection with the second driving roller 14 through a second belt 18, the second driving roller 14 can be driven to rotate by starting the second gear motor 10, and the second driving roller 14 drives the transmission belt 6 to rotate. Wherein the first gear motor 9 and the second gear motor 10 have the same rotation speed. The polishing belt 5 between the two first driven rollers 15 and the driving belt 6 between the two second driven rollers 16 are oppositely arranged, the movement directions are opposite, and the movement speeds are the same, specifically, the polishing belt 5 between the two first driven rollers 15 moves towards the inlet end of the temporary storage slideway 20, the driving belt 6 between the two second driven rollers 16 moves towards the outlet end of the temporary storage slideway 20, the screw rods of the plurality of screws 30 are extruded by the polishing belt 5 between the two first driven rollers 15 and the driving belt 6 between the two second driven rollers 16, and the friction force between the screw rods of the screws 30 and the polishing belt 5 is larger than the friction force between the screw rods of the screws 30 and the driving belt 6.

When a plurality of screws 30 need to be conveyed into the temporary storage slide way 20, only the second speed reducing motor 10 is required to drive the driving belt 6 to rotate, at this time, the first speed reducing motor 9 is not started, when the driving belt 6 rotates, the driving belt 6 can drive the plurality of screws 30 entering the temporary storage slide way 20 from the inlet end of the temporary storage slide way 20 one by one to rotate towards the outlet end of the temporary storage slide way 20, wherein after the first screws 30 enter the temporary storage slide way 20 and the baffle 29 are abutted, the screws 30 in the first temporary storage slide way 20 stop rotating under the action of the friction force between the cap bodies of the screws 30 and the baffle 29 and the action of the friction force between the screw rods of the screws 30 and the polishing belt 5, and thereafter the screws 30 in the second temporary storage slide way 20 continue to rotate towards the outlet end of the temporary storage slide way 20 until the cap bodies of the screws 30 in the second temporary storage slide way 20 are abutted with the cap bodies of the screws 30 in the first temporary storage slide way 20, and the caps 30 in the first temporary storage slide way 20 are abutted with the cap bodies of the second screws 30 in the temporary storage slide way, namely, the screws 30 in the second temporary storage slide way can be abutted with the cap bodies in the second temporary storage slide way is abutted with the cap bodies, and the screws 30 in the second temporary storage slide way can stop rotating. After the feeding of the plurality of screws 30 is completed, the first gear motor 9 can be restarted to drive the polishing belt 5 to rotate, under the action of friction force between the polishing belt 5 and the screw rods of the plurality of screws 30 and the action of friction force between the driving belt 6 and the screw rods of the plurality of screws 30, the rotating polishing belt 5 and the rotating driving belt 6 can drive the plurality of screws 30 which are relatively abutted against each other, because the rotating speeds of the polishing belt 5 and the driving belt 6 are the same, the plurality of screws 30 cannot be separated when rotating, namely, the distance between the plurality of screws 30 is kept unchanged, and because the starting of the first gear motor 9 is later than the starting of the second gear motor 10, the rotating speed of the first gear motor is increased from 0 to a specific rotating speed when the polishing belt 5 rotates, and in the rotating speed of the driving belt 6 is larger than the rotating speed of the polishing belt 5, so that the plurality of screws 30 can have rotating forces which face the temporary storage slideway 20 in the process, and caps of the plurality of screws 30 can be further ensured to be abutted against each other, and the separation is prevented. When the rotational speed of the polishing belt 5 increases to be equal to the rotational speed of the transmission belt 6, the plurality of screws 30 can continuously rotate in a state where the caps thereof are abutted against each other. The rotation speed of the first gear motor 9 and the second gear motor 10 is slower, so that the rotation speed of the plurality of screws 30 is slower, the top of each screw 30 is provided with the corresponding groove 3001, each groove 3001 is in a shape like a Chinese character 'i' or a cross, the corresponding groove 3001 is used for being inserted into the corresponding plug 1203, the shape of the corresponding plug 1203 is matched with that of the corresponding groove 3001, and when the corresponding plug 1203 is inserted into the corresponding groove 3001, the corresponding plug 1203 can be rotated to drive the corresponding screw 30 to rotate. In the initial state, the plurality of plugs 1203 are located above the plurality of screws 30 in a one-to-one correspondence manner so that the plugs 1203 do not obstruct the screws 30 from entering the temporary storage slide 20, and the plugs 1203 are coaxially arranged with the corresponding screws 30 so that the plugs 1203 can be accurately inserted into the grooves 3001. The center-to-center distance between the two plugs 1203 is the same as the center-to-center distance between the grooves 3001 between the two plugs, so that the plurality of plugs 1203 can be in one-to-one correspondence with the plurality of grooves 3001. The plurality of plugs 1203 are slidably inserted in the vertical direction with the temporary storage slide 20, so that the plurality of plugs 1203 can be inserted in the plurality of grooves 3001 one by one when the plurality of plugs 1203 slide downwards, but because the cap bodies of the plurality of screws 30 are different in angle and cannot be aligned with the angles of the plurality of plugs 1203 one by one when the plurality of plugs 1203 enter the temporary storage slide 20, one by one inserting in the plurality of grooves 3001 cannot be realized when the plurality of plugs 1203 slide downwards. When the plugs 1203 are inserted into the grooves 3001, the corresponding screws 30 stop rotating, after the plugs 1203 are inserted into the grooves 3001, the first gear motor 9 and the second gear motor 10 are stopped to stop rotation of the polishing belt 5 and the driving belt 6, the driving mechanism is started, the driving mechanism is linked with the plugs 1203, the plugs 1203 can be driven to rotate simultaneously when the driving mechanism is started, the screws 30 are driven to rotate simultaneously by the rotation of the plugs 1203, the screws 30 are uniformly rubbed with the polishing belt 5 simultaneously by the rotation of the screws 30, so that the screws 30 can be polished simultaneously, at the moment, each screw 30 can stably and continuously rotate, so that the screws 30 are polished more uniformly, the polishing precision of the circumferential surfaces of the screws is higher, partial uneven polishing conditions can not occur, the screws 30 synchronously rotate and polish, the screws 30 are identical in speed and polishing time, and the polishing degree among the screws 30 is more uniform. After finishing polishing, stopping the driving mechanism, drawing out the baffle 29, then restarting the second gear motor 10 to drive the driving belt 6 to rotate, driving the screws 30 to sequentially discharge from the outlet end of the temporary storage slideway 20 under the rotation action of the driving belt 6, fixing the bearing plate 23 on the workbench 1, setting the bearing plate 23 in a downward inclined manner, sequentially falling the screws 30 discharged from the outlet end of the temporary storage slideway 20 on the bearing plate 23, and sliding to a designated position along with the bearing plate 23.

In this embodiment, by vertically sliding the plurality of plugs 1203 on the temporary storage slide 20, and inserting the plurality of plugs 1203 into the plurality of grooves 3001 in a one-to-one correspondence manner (the plurality of caps are mutually abutted, so that the distance between the plurality of grooves 3001 is constant, when the distance between the plurality of plugs 1203 is the same as the distance between the plurality of grooves 3001, the one-to-one correspondence between the plurality of plugs 1203 and the plurality of grooves 3001 can be realized), when the plurality of plugs 1203 slide downward under the action of external force, the plurality of plugs 1203 can be inserted into the plurality of grooves 3001 in one-to-one correspondence manner, at this time, under the limiting action of the grooves 3001, when the plugs 1203 rotate, the corresponding screws 30 can be driven to rotate, and the rotating force of the plugs 1203 comes from the driving mechanism, therefore, when the driving mechanism drives the plurality of plugs 1203 to synchronously and continuously rotate, the plurality of screws 30 can be driven to synchronously and continuously rotate, the screw rods of the plurality of screws 30 can continuously and stably rotate between the polishing belt 5 and the driving belt 6 through the synchronous and continuously stable rotation of the plurality of screws 30, at the moment, uniform sliding friction force is generated between each position of the circumferential surfaces of the screw rods rotating at the moment and the polishing belt 5, the circumferential surfaces of the screw rods are uniformly polished by the polishing belt 5, the screw rods synchronously rotate, the rotating speeds are the same, the polishing of the screw rods is more uniform, the polishing precision of the screw rods can be effectively ensured, the uneven polishing condition can not occur, and the defects in the prior art can be effectively solved;

Moreover, when the plurality of screws 30 are in the temporary storage slideway 20, the angles of the grooves 3001 on the cap body are different, that is, the angles of the plurality of grooves 3001 cannot be the same as the angles of the corresponding plurality of pins 1203, so that the plurality of pins 1203 cannot be plugged with the plurality of grooves 3001 in a one-to-one correspondence manner when sliding down, the plurality of screws 30 generally need to be turned one by one, so that the plugging of the plurality of pins 1203 with the plurality of grooves 3001 can be realized only when the angles of the plurality of pins 1203 are the same as the angles of the corresponding plurality of pins 1203, and the operation time is obviously greatly consumed when turning the plurality of screws 30 one by one, and the efficiency is too low. The rotation of the polishing belt 5 and the driving belt 6 is skillfully utilized, under the action of friction force of the screw rod and the polishing belt 5 and the driving belt 6, when the polishing belt 5 and the driving belt 6 rotate simultaneously, the plurality of screws 30 can rotate in the state that the caps of the screws are mutually abutted, so that the plurality of the grooves 3001 rotate simultaneously, the rotation process of the plurality of the grooves 3001 is the process of adjusting the self angle, the plurality of the plugs 1203 continuously slide downwards in the process of repeatedly adjusting the self angle of the plurality of the grooves 3001, and when the angle of the grooves 3001 is the same as the angle of the corresponding plugs 1203, the plug-in connection can be realized until all the plugs 1203 are plugged with the corresponding grooves 3001, because the plurality of the grooves 3001 are simultaneously subjected to angle adjustment, the plug-in time of the plurality of the plugs 1203 and the plurality of the grooves 3001 can be greatly reduced, the operation efficiency is improved, and the unexpected effect of self-acting is generated by the cooperation of the polishing belt 5 (used for polishing the screws 30 and the driving the plurality of the screws 30 to be abutted and arranged on the temporary storage slide 20) can be seen.

In this embodiment, the temporary storage device further includes a plurality of cylinders 1201 slidably inserted into the temporary storage slideway 20, the plurality of plugs 1203 are fixedly disposed below the plurality of cylinders 1201 in a one-to-one correspondence manner, a gear 1204 is coaxially and fixedly disposed on the plurality of cylinders 1201, the driving mechanism includes a row of teeth 24 engaged with the plurality of gears 1204 simultaneously, and the row of teeth 24 is slidably connected with the temporary storage slideway 20. Specifically, a plurality of through holes 2002 communicated with the inner cavity of the temporary storage slideway 20 are formed in the top of the temporary storage slideway 20, the through holes 2002 are matched with the cylinders 1201, the number of the through holes 2002 is the same as that of the cylinders 1201 and corresponds to the number of the cylinders 1201 one by one, the cylinders 1201 are slidably inserted into the through holes 2002 so that the cylinders 1201 can slide up and down and rotate, the plurality of plugs 1203 can be driven to slide down when the cylinders 1201 slide down, the plurality of plugs 1203 are correspondingly inserted into the plurality of grooves 3001 one by one, the gears 1204 are located above the temporary storage slideway 20, the row teeth 24 are slidably arranged on the top of the temporary storage slideway 20 and are meshed with the plurality of gears 1204 simultaneously, the plurality of gears 1204 can be driven to rotate synchronously through the back and forth sliding of the row teeth 24, the rotation of the plurality of gears 1204 drives the cylinders 1201 to rotate, and the rotation of the cylinders 1201 drives the plurality of plugs 1203 to rotate synchronously, so that the screws 30 rotate.

Further, the driving mechanism further comprises a motor 28 fixedly arranged on the workbench 1, the output end of the motor 28 is fixedly connected with an eccentric wheel 26, a first shaft body 27 is arranged on the eccentric wheel 26, the first shaft body 27 is fixedly connected with the eccentric wheel 26 or rotationally connected with the eccentric wheel 26, the first shaft body 27 is staggered with the output shaft of the motor 28, a connecting rod 25 is rotationally arranged on the first shaft body 27, a second shaft body 2401 rotationally connected with the other end of the connecting rod 25 is arranged on the gear 24, and the second shaft body 2401 is fixedly connected with the gear 24 or rotationally connected with the gear 24. Specifically, the eccentric wheel 26 and the first shaft body 27 can be driven to rotate by the starting motor 28, the rotating first shaft body 27 drives the connecting rod 25 to repeatedly push and pull the row teeth 24 to reciprocate back and forth, the reciprocating sliding of the row teeth 24 drives the plurality of gears 1204 to reciprocate, and the reciprocating rotation of the plurality of gears 1204 drives the plurality of screws 30 to reciprocate, so that the screw rods of the plurality of screws 30 are polished. And the forward sliding stroke and the backward sliding stroke of the row teeth 24 drive the gear 1204 to rotate for an integer number of circles, so that the screw shaft of the screw 30 is polished more uniformly.

In this embodiment, the device further includes a first sealing plate 19 fixedly disposed on the workbench 1 and located above the row teeth 24, a plurality of first sliding holes 1903 corresponding to the plurality of cylinders 1201 are formed on the first sealing plate 19, the top of the cylinder 1201 is inserted into the first sliding holes 1903 in a dynamic sealing (sealing sliding manner), and the plurality of cylinders 1201 are pressed into the plurality of first sliding holes 1903 to move downward. Specifically, the tops of the cylinders 1201 are coaxially and fixedly provided with rubber pads 1202, the circumferential surfaces of the rubber pads 1202 are in sealing sliding connection with the inner walls of the first sliding holes 1903, the sealing performance between the cylinders 1201 and the first sliding holes 1903 can be improved under the action of the rubber pads 1202, when the first sliding holes 1903 are pressed, the cylinders 1201 can be driven to move downwards under the action of pressure, the corresponding gears 1204 and the plugs 1203 are driven to move downwards, the gears 1204 are always meshed with the row teeth 24 in the downward moving process, and the plugs 1203 are connected with the corresponding grooves 3001 in a sliding connection manner.

The cylinder 1201, the rubber pad 1202, the plug 1203 and the gear 1204 together form a rotating body 12, and the plurality of rotating bodies 12 and the plurality of screws 30 are coaxially arranged in a one-to-one correspondence.

In this embodiment, the device further includes a second sealing plate 21 fixedly disposed on the workbench 1 and located below the screw 30, a plurality of second sliding holes 2101 communicating with the plurality of first sliding holes 1903 are formed in the second sealing plate 21, internal threads are formed on the upper half portions of the plurality of second sliding holes 2101, sealing columns 11 are screwed into the plurality of second sliding holes 2101, and the rotary sealing columns 11 move downward to pressurize the plurality of first sliding holes 1903. Specifically, the second sliding hole 2101 penetrates the top of the second sealing plate 21, the top of the sealing post 11 is located above the second sliding hole 2101, the sealing post 11 can seal the second sliding hole 2101, the sealing posts 11 are in threaded connection with the second sliding hole 2101, when the sealing posts 11 are rotated, the sealing posts 11 can move upwards and downwards, when the sealing posts 11 move downwards, the inner pressure of the second sliding holes 2101 is increased, the second sliding holes 2101 are communicated with the first sliding holes 1903, the inner pressure of the first sliding holes 1903 is increased, and the cylinders 1201 are pushed to slide downwards.

Wherein, the coaxial arrangement of the quantity and the one-to-one of sealing post 11 and the quantity of screw 30, the diameter of sealing post 11 is the same with the diameter of screw 30's screw pole, and the upper half of a plurality of sealing posts 11 compresses tightly and is located between the sanding belt 5 and drive belt 6, drives a plurality of sealing posts 11 rotation based on the joint rotation of sanding belt 5 and drive belt 6. Specifically, when the plurality of screws 30 sequentially enter the temporary storage slide 20, only the driving belt 6 rotates, and at the same time, the friction force generated between the driving belt 6 and the sealing columns 11 cannot overcome the rotation resistance of the sealing columns 11, so that when the plurality of screws 30 sequentially enter the temporary storage slide 20, the plurality of sealing columns 11 do not rotate, at the same time, the plurality of plugs 1203 are located above the plurality of screws 30, the screws 30 cannot be blocked from entering the temporary storage slide 20, after the caps of the plurality of screws 30 are mutually abutted and arranged in the temporary storage slide 20, the polishing belt 5 is started to rotate, at the same time, the plurality of screws 30 rotate (namely, the plurality of grooves 3001 rotate), and at the same time, the rotation force applied to the plurality of sealing columns 11 is greatly increased under the action of friction force generated between the polishing belt 5 and the plurality of sealing columns 11, so that the plurality of sealing columns 11 can overcome the rotation resistance, and further the plurality of sealing columns 11 continuously move downwards under the action of simultaneous rotation of the polishing belt 5 and the driving belt 6, the plurality of plugs 1201 automatically slide downwards, and the plurality of plugs 1201 are inserted into the plurality of grooves 3001. Therefore, the rotation of the polishing belt 5 and the driving belt 6 is utilized, the rotation of the grooves 3001 is realized, and simultaneously, the automatic downward movement of the plugs 1203 is realized, so that the plugs 1203 are inserted into the grooves 3001, a driving device for driving the plugs 1203 to move downward is omitted, the action of independently operating the downward movement of the polishing heads 1203 is also omitted, and the utilization efficiency of the polishing belt 5 and the driving belt 6 is improved.

In this embodiment, the plurality of sealing columns 11 includes a butt joint 1102, a stud 1101 and a sealing pad 1103, which are coaxially and fixedly connected in sequence from top to bottom, the butt joint 1102 is pressed between the grinding belt 5 and the driving belt 6, and the sealing pad 1103 is dynamically sealed at the lower half part of the second sliding hole 2101. Specifically, the abutting joint 1102 protrudes above the second sliding hole 2101 and is used for pressing and abutting against the polishing belt 5 and the driving belt 6, the abutting joint 1102 is made of rubber, and the friction force between the abutting joint 1102 and the polishing belt 5 and the driving belt 6 can be greatly increased by utilizing the high roughness of the rubber, so that the rotation of the polishing belt 5 and the driving belt 6 can be ensured to drive the sealing columns 11 to rotate; the inner wall of the lower half of the second sliding hole 2101 is a smooth inner wall, and the sealing gasket 1103 is arranged on the lower half of the second sliding hole 2101 in a dynamic sealing manner so as to improve the sealing performance of the sealing post 11 on the second sliding hole 2101.

In this embodiment, a first cavity 1902 communicating with a plurality of first sliding holes 1903 is formed in the first sealing plate 19, a second cavity 2102 communicating with a plurality of second sliding holes 2101 is formed in the second sealing plate 21, and the first cavity 1902 and the second cavity 2102 are communicated through the ventilation plate 22. Specifically, the channel 2201 is formed inside the ventilation plate 22, the channel 2201 penetrates through two ends of the ventilation plate 22, one end of the ventilation plate 22 is fixedly connected with the first sealing plate 19 and is communicated with the first cavity 1902, the other end of the ventilation plate 22 is fixedly connected with the second sealing plate 21 and is communicated with the second cavity 2102, and the plurality of first sliding holes 1903 and the plurality of second sliding holes 2101 sequentially pass through the first cavity 1902, the channel 2201 and the second cavity 2102 to be communicated with each other, so as to reduce movement resistance of the plurality of cylinders 1201 and movement resistance of the plurality of sealing columns 11, and lubricating liquid (not shown in the figure) is filled in the plurality of first sliding holes 1903, the plurality of second sliding holes 2101, the first cavity 1902, the channel 2201 and the second cavity 2102. When the sealing posts 11 move downwards under the rotation action of the polishing belt 5 and the driving belt 6, the lubricating liquid is driven to push the plurality of cylinders 1201 to slide downwards, so that the plurality of plugs 1203 are automatically inserted into the plurality of grooves 3001, afterwards, the polishing belt 5 and the driving belt 6 stop rotating, and the driving mechanism is started to drive the plurality of screws 30 to rotate, so that the screw rods of the screws 30 are polished, after polishing is finished, friction force between the screw rods of the screws 30 and the polishing belt 5 and the driving belt 6 is greatly reduced, then the driving mechanism is stopped so that the plurality of screws 30 stop rotating, and the first reducing motor 9 and the second reducing motor 10 are reversely started (both the first reducing motor 9 and the second reducing motor 10 can rotate forwards and reversely), so that the plurality of sealing posts 11 move upwards, and then, in the process of the plurality of sealing posts 11 are driven to drive the inner pressure of the plurality of second sliding holes 2101 to be reduced, the plurality of cylinders 1201 slide upwards so that the plurality of plugs 1203 move upwards from the corresponding grooves 3001 (the friction force between the screw rods of the screws 30 and the polishing belt 5 and the driving belt 6 is greatly reduced, and the friction force between the screws of the plurality of screws 30 is not blocked from the corresponding grooves 30 to the driving belt 30 and the driving belt 30 is greatly reduced, and the friction force between the driving belt 30 is greatly reduced, and the sliding end of the screws 30 is prevented from moving out of the driving belt 30 is greatly and is stopped from being removed through the driving belt 30, and the sliding end is greatly is stopped, or the sliding end is stopped from the end is 30 is stopped from being moved from the end by the driving belt 30 is 20).

In this embodiment, the top of the row teeth 24 is slidably abutted with the bottom of the first sealing plate 19, and the bottom of the row teeth 24 is slidably abutted with the top of the temporary storage slideway 20, so that the row teeth 24 are limited by the first sealing plate 19 and the temporary storage slideway 20 in the vertical direction, and the row teeth 24 can only slide back and forth. Specifically, the top of the row teeth 24 is provided with an upper chute 2402, the bottom is provided with a lower chute 2403, the bottom of the first sealing plate 19 is fixedly provided with an upper guide plate 1901 which is in sliding connection with the upper chute 2402, the top of the temporary storage chute 20 is fixedly provided with a lower guide plate 2001 which is in sliding connection with the lower chute 2403, and stable sliding in the front-rear direction of the row teeth 24 is realized under the sliding connection action of the upper chute 2402 and the upper guide plate 1901 and the sliding connection action of the lower chute 2403 and the lower guide plate 2001.

In this embodiment, the first sliding plate 2 and the second sliding plate 3 are fixedly provided with the pointers 4, the workbench 1 is fixedly provided with the scale plates 102 corresponding to the pointers 4 one by one, the indication number on the scale plates 102 indicated by the pointers 4 on the first sliding plate 2 is the vertical distance between the polishing belt 5 and the center of the screw 30, and the indication number on the scale plates 102 indicated by the pointers 4 on the second sliding plate 3 is the vertical distance between the driving belt 6 and the center of the screw 30, so that the polishing degree of a plurality of screws 30 can be set more accurately by observing the indication number on the scale plates 102.

In this embodiment, a connecting plate 103 is fixedly mounted on the workbench 1, and the connecting plate 103 is fixedly connected with the first sealing plate 19, the temporary storage slideway 20 and the second sealing plate 21.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.

Claims

1. The utility model provides a high accuracy polisher for screw production, is including setting firmly on workstation (1) be used for holding slide (20) of keeping in of a plurality of screws (30), the mutual butt of cap body of a plurality of screws (30) arranges in slide (20) of keeping in, set up flutedly (3001), its characterized in that on the cap body:

the helmet further comprises a polishing belt (5) and a driving belt (6) which are rotatably arranged and oppositely arranged, screw shafts of a plurality of screws (30) are extruded between the polishing belt (5) and the driving belt (6), the opposite moving speeds of the opposite faces of the polishing belt (5) and the driving belt (6) are the same, and the caps are driven to rotate in a mutually abutting mode based on the rotation of the polishing belt (5) and the driving belt (6);

The polishing device further comprises a driving mechanism and a plurality of plugs (1203) which are arranged on the workbench (1) and are in one-to-one correspondence plug-in fit with the grooves (3001), the plugs (1203) are vertically and slidably plugged in a temporary storage slideway (20) and are simultaneously linked with the driving mechanism, the plugs (1203) are in one-to-one correspondence plug-in with the grooves (3001) in rotation in the sliding process, and then the driving mechanism is started to drive the plugs (1203) to synchronously rotate so as to drive the screws (30) to rotate between the polishing belt (5) and the driving belt (6) to polish the screws (30);

the device comprises a temporary storage slideway (20), a plurality of plugs (1203) and a plurality of driving mechanisms, wherein the temporary storage slideway (20) is fixedly arranged below the plurality of cylinders (1201) in a one-to-one correspondence manner, the plurality of cylinders (1201) are coaxially and fixedly provided with a gear (1204), the driving mechanisms comprise row teeth (24) which are simultaneously meshed with the plurality of gears (1204), and the row teeth (24) are in sliding connection with the temporary storage slideway (20);

the device further comprises a first sealing plate (19) which is fixedly arranged on the workbench (1) and is positioned above the row teeth (24), a plurality of first sliding holes (1903) which are in one-to-one correspondence with the plurality of cylinders (1201) are formed in the first sealing plate (19), and the tops of the cylinders (1201) are in dynamic sealing insertion connection with the first sliding holes (1903);

The sealing device comprises a workbench (1), and is characterized by further comprising a second sealing plate (21) which is fixedly arranged on the workbench (1) and positioned below the screw (30), wherein a plurality of second sliding holes (2101) communicated with a plurality of first sliding holes (1903) are formed in the second sealing plate (21), internal threads are formed in the upper half parts of the second sliding holes (2101), sealing columns (11) are screwed in the second sliding holes (2101), and the sealing columns (11) are rotated to move downwards so as to pressurize the first sliding holes (1903) and further drive a plurality of cylinders (1201) to move downwards;

the sealing columns (11) are coaxially arranged in the same number and in one-to-one correspondence with the screws (30), the diameter of each sealing column (11) is the same as that of a screw rod of each screw (30), the upper half parts of a plurality of sealing columns (11) are pressed between the polishing belt (5) and the driving belt (6), and the sealing columns (11) are driven to rotate based on the common rotation of the polishing belt (5) and the driving belt (6).

2. The high-precision grinding machine for screw production according to claim 1, wherein: the driving mechanism further comprises a motor (28) fixedly arranged on the workbench (1), an eccentric wheel (26) is fixedly connected to the output end of the motor (28), a first shaft body (27) is arranged on the eccentric wheel (26), a connecting rod (25) is rotatably arranged on the first shaft body (27), and a second shaft body (2401) rotatably connected with the other end of the connecting rod (25) is arranged on the row of teeth (24).

3. The high-precision grinding machine for screw production according to claim 1, wherein: the sealing columns (11) comprise abutting joints (1102), studs (1101) and sealing gaskets (1103) which are coaxially and fixedly connected in sequence from top to bottom, the abutting joints (1102) are pressed between the polishing belt (5) and the driving belt (6), and the sealing gaskets (1103) are dynamically sealed on the lower half part of the second sliding hole (2101).

4. The high-precision grinding machine for screw production according to claim 1, wherein: first cavity (1902) that is linked together with a plurality of first slide holes (1903) have been seted up in first closing plate (19), second cavity (2102) that is linked together with a plurality of second slide holes (2101) have been seted up in second closing plate (21), first cavity (1902) and second cavity (2102) are linked together through aeration plate (22).

5. The high-precision grinding machine for screw production according to claim 1, wherein: the top of the row of teeth (24) is in sliding contact with the bottom of the first sealing plate (19), and the bottom of the row of teeth (24) is in sliding contact with the top of the temporary storage slideway (20).

6. The high-precision grinding machine for screw production according to claim 1, wherein: the polishing device is characterized in that a first sliding plate (2) is arranged on the workbench (1) in a sliding manner through a first air cylinder (7), a second sliding plate (3) is arranged on the workbench in a sliding manner through a second air cylinder (8), the polishing belt (5) is located on the first sliding plate (2), and the driving belt (6) is located on the second sliding plate (3).