CN112139966B

CN112139966B - Polishing equipment

Info

Publication number: CN112139966B
Application number: CN202011028168.5A
Authority: CN
Inventors: 周爱华
Original assignee: Xiamen Xintianda Metal Manufacturing Co ltd
Current assignee: Xiamen Xintianda Metal Manufacturing Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-08-10
Anticipated expiration: 2040-09-26
Also published as: CN112139966A

Abstract

The application discloses polishing equipment, which relates to the technical field of polishing and improves the polishing efficiency, and comprises a rack, wherein a polishing mechanism for polishing a workpiece and a conveying mechanism for conveying the workpiece are arranged on the rack; the conveying mechanism comprises two conveying frames which are oppositely arranged, conveying rails are arranged on the conveying frames, baffle plates extending along the length direction of the two conveying rails are upwards protruded on the far sides of the two conveying rails, and the two baffle plates are parallel to each other; conveying chain and the first driving source of drive conveying chain pivoted are all erect to the relative one side of two carriage, be equipped with on the conveying chain and be used for the drive to wait to polish the shifting block that the work piece removed along two delivery track length direction. This application can conveniently polish the work piece, improves polishing efficiency, reduces staff's work burden.

Description

Polishing equipment

Technical Field

The application relates to the technical field of polishing, in particular to polishing equipment.

Background

At present, most of plate workpieces such as iron frame beds and the like are made of components such as steel, iron and the like in a welding mode.

The workpiece can leave welding slag or welding marks on the surface of the workpiece in the welding process, so that after the workpiece is welded, workers need to polish the welding slag or the welding marks on the surface of the workpiece, most of the existing polishing modes adopt manual operation, the manual labor intensity is high, and the polishing efficiency is low.

Disclosure of Invention

In order to improve polishing efficiency, the present application provides a polishing apparatus.

The application provides a polishing equipment adopts following technical scheme:

a polishing device comprises a frame, wherein a polishing mechanism for polishing a workpiece and a conveying mechanism for conveying the workpiece are arranged on the frame;

the conveying mechanism comprises two conveying frames which are oppositely arranged, conveying rails are arranged on the conveying frames, baffle plates extending along the length direction of the two conveying rails are upwards protruded on the far sides of the two conveying rails, and the two baffle plates are parallel to each other; a conveying chain and a first driving source for driving the conveying chain to rotate are erected on one opposite side of each of the two conveying frames, and shifting blocks for driving the workpieces to be polished to move along the length direction of the two conveying tracks are arranged on the conveying chains;

the polishing mechanism comprises polishing rollers transversely arranged above the two conveying rails and a second driving source for driving the polishing rollers to rotate, a plurality of first polishing wheels for polishing the surface of a workpiece are arranged on the outer peripheral sides of the polishing rollers, and the first polishing wheels are uniformly arranged at intervals along the length direction of the polishing rollers;

the polishing mechanism further comprises a second polishing wheel extending into the middle of the baffle plate to polish the side face of the workpiece and a third driving source driving the second polishing wheel to rotate.

Through adopting above-mentioned technical scheme, during the use, place the work piece on delivery track to driving the work piece through the shifting block on the transfer chain and moving along delivery track, the work piece is when first polishing wheel and second polishing wheel, and first polishing wheel and second polishing wheel can polish the welding slag of work piece welding department, and the work piece after the polishing is accomplished can be seen off from delivery track's the other end, and the effectual work burden that has reduced the staff has improved polishing efficiency.

Preferably, the machine frame is further provided with a driving assembly for driving the polishing roller to slide up and down towards the direction of the conveying track.

Through adopting above-mentioned technical scheme, distance between burnishing roll and the transfer orbit can be adjusted in drive assembly's setting to carry out polishing treatment to the work piece of different thickness.

Preferably, the frame is provided with an adjusting component for adjusting the distance between the two baffles.

Through adopting above-mentioned technical scheme, the distance between two baffles can be adjusted in adjusting component's setting to carry the work piece of equidimension not.

Preferably, one of the conveying frames is slidably connected to the frame, and the other conveying frame is fixed on the frame; the adjusting assembly comprises a lead screw and a fourth driving source, the lead screw is used for driving one of the conveying frames to slide, the fourth driving source drives the lead screw to rotate, the lead screw is rotatably connected onto the rack, a sliding block in threaded connection with the lead screw is arranged at the lower end of each conveying frame in a protruding mode, and the axis of the lead screw is parallel to the axis of the polishing roller.

By adopting the technical scheme, when the distance between the two baffles needs to be adjusted, only the lead screw needs to be driven to rotate, and the sliding block on the lead screw drives the conveying frame to slide along the axis of the lead screw, so that workpieces with different sizes can be conveniently conveyed and processed.

Preferably, the frame upper shield is equipped with the protection casing, feed inlet and discharge gate have been seted up on the protection casing, feed inlet and discharge gate are stretched out respectively at delivery track's both ends.

Through adopting above-mentioned technical scheme, the holistic security of polishing equipment can be improved in the setting of protection casing, plays dirt-proof effect simultaneously.

Preferably, an annular belt conveyor for circularly conveying the workpiece is arranged around the outer side of the rack, a turnover mechanism for turning over the workpiece is arranged between the annular belt conveyor and the feeding hole, the turnover mechanism comprises a turnover sleeve, two conveyor belts arranged in the turnover sleeve and parallel to each other and a driving motor for driving the two conveyor belts to rotate, and the two conveyor belts extend along the axial direction of the turnover sleeve; the utility model discloses a turnover mechanism, including turnover sleeve, tilting mechanism, actuating lever, tilting mechanism, tilting sleeve periphery side, the both ends of turnover sleeve periphery side all encircle and are equipped with the driving gear, tilting mechanism still is including being used for supporting turnover sleeve's support frame, it is connected with two sets of parallel interval setting's actuating lever and two synchronous machine that are used for driving actuating lever pivoted to rotate on the support frame, coaxial fixed being provided with on the actuating lever two respectively with two driving gear engaged with gears, turnover sleeve is close to the protruding spacing retaining ring in both sides of driving gear.

Through adopting above-mentioned technical scheme, when the work piece of accomplishing one side processing is seen off from protection casing one side, the work piece is carried to the upset sleeve by endless belt conveyor, the upset sleeve is when carrying the work piece, through drive gear pivoted mode, drive the upset sleeve and carry out 180 upsets, make the one side upset of work piece unprocessed up, and see the work piece out in the upset sleeve through the conveyer belt, make it get into the conveying track of protection casing feed inlet position department, carry out the polishing of work piece another side, thereby effectual staff's intensity of labour has been reduced.

Preferably, a clamping plate which slides along the diameter direction of the turning sleeve is connected in the turning sleeve in a sliding manner, the clamping plate is vertically arranged between two conveyor belts, the clamping plate extends along the axis of the turning sleeve, a push rod is vertically arranged on one side of the clamping plate, a through hole which is vertical to the axis direction of the turning sleeve is formed in the inner side wall of the turning sleeve, the push rod penetrates through the through hole, a chute which extends along the axis direction of the push rod is formed in one end, away from the clamping plate, of the push rod, a telescopic rod is connected in the chute in a sliding manner, a spring is arranged in the chute, one end of the spring is abutted against the bottom of the chute, the other end of the spring is abutted against the telescopic rod, a convex ball is protruded from one end, away from the spring, of the telescopic rod, a lantern ring for sleeving the turning sleeve is arranged on the support frame, the axis of the lantern ring and the axis of the turning sleeve are positioned on the same horizontal plane and arranged at intervals between the two axes, the inner wall of the lantern ring is circumferentially provided with a slideway for the convex ball to be connected in a sliding manner, and the convex ball moves along the track of the slideway along with the rotation of the turnover sleeve and enables the telescopic rod to stretch and retract.

Through adopting above-mentioned technical scheme, when the upset sleeve drives the work piece and carries out 180 upsets, protruding ball on the telescopic link removes from being close to the telescopic direction of upset from the telescopic distal end orientation of distance upset along the slide, when the protruding ball removes to being close to the telescopic most proximal end of upset, 180 upsets are accomplished promptly, telescopic link this moment removes towards the spout under the drive of protruding ball, and compression spring, and pressurized spring promotes the push rod and makes splint remove, and order about one side of work piece and support and lean on in the telescopic inner wall of upset, at this moment, the work piece of seeing off in the upset sleeve can aim at with two delivery rails, so that the processing of work piece.

Preferably, the splint are kept away from push rod one side and are rotated and be connected with a plurality of and be used for the roller with the work piece contact, a plurality of the roller sets up along the length direction equipartition interval of splint.

Through adopting above-mentioned technical scheme, the friction between splint and the work piece can be reduced in the setting of roller to make things convenient for the transport of work piece.

Preferably, the machine frame is provided with connecting seats for the polishing roller to rotate and connect at two ends of the polishing roller, a driving plate is horizontally arranged above the polishing roller, two ends of the driving plate are respectively fixedly connected with the two connecting seats, the machine frame is also provided with a guide rod for the two connecting seats to slide up and down, and a guide block which is connected with the guide rod in a sliding manner is arranged on one side of the connecting seat in a protruding manner. The driving assembly comprises a screw rod, a threaded hole for the screw rod to be screwed is formed in the protective cover, a turntable is fixedly connected to one end, extending out of the protective cover, of the screw rod, and the other end of the screw rod is vertically connected with the driving plate through a bearing.

Through adopting above-mentioned technical scheme, when adjusting the distance between first polishing wheel and the transfer orbit, only need rotate the carousel for the screw rod drives drive plate, connecting plate and polishing roller and slides from top to bottom along the guide bar, thereby is suitable for the processing of different thickness work pieces.

Preferably, a plurality of check blocks are arranged at the upper ends of the two baffle plates towards the side, close to each other, in a protruding mode, and the check blocks are arranged along the length direction of the baffle plates at even intervals.

Through adopting above-mentioned technical scheme, the setting of dog can improve the stability of work piece when the removal on delivery track.

In summary, the present application includes at least one of the following benefits:

1. the polishing device can conveniently polish the workpiece, improve polishing efficiency and reduce labor burden of workers;

2. the workpiece on one side can be overturned and conveyed through the overturning sleeve, so that the other side of the workpiece can be machined, and labor force is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view of the frame structure of the present embodiment;

fig. 3 is a schematic view of the internal structure of the housing of the present embodiment;

FIG. 4 is a schematic structural view of a conveying mechanism according to the present embodiment;

FIG. 5 is a schematic structural view of the carriage according to the present embodiment;

FIG. 6 is a schematic structural view showing a polishing mechanism according to the present embodiment;

FIG. 7 is a schematic view showing the structure of the polishing roller according to the present embodiment;

FIG. 8 is a schematic structural view of the turnover mechanism of the present embodiment;

FIG. 9 is a schematic structural view of the inversion sleeve of the present embodiment;

FIG. 10 is a schematic structural view of the splint of the present embodiment;

FIG. 11 is a schematic cross-sectional view of the present embodiment embodying a spring;

FIG. 12 is a schematic view of the present embodiment of the everting sleeve in an unoverged state;

fig. 13 is a schematic view showing a state in which the inverting sleeve of the present embodiment is inverted by 180 °.

Description of reference numerals: 1. a frame; 2. an endless belt conveyor; 3. a carriage; 4. a conveying track; 5. a baffle plate; 6. a stopper; 7. a conveyor chain; 8. a first motor; 9. a transmission rod; 10. a transmission gear; 11. a coupling sleeve; 12. a chain; 13. shifting blocks; 14. a dial tooth; 15. a polishing roll; 16. a first polishing wheel; 17. a second polishing wheel; 18. a connecting seat; 19. a second motor; 20. a third motor; 21. a notch; 22. a lead screw; 23. a slider; 24. a fourth motor; 25. a protective cover; 26. a feed inlet; 27. a discharge port; 28. a guide bar; 29. a guide block; 30. a threaded hole; 31. a turntable; 32. a screw; 33. a drive plate; 34. turning over the sleeve; 35. a support frame; 36. a drive rod; 37. a gear; 38. a transmission gear; 39. a limit stop ring; 40. a synchronous motor; 41. a splint; 42. a push rod; 43. a through hole; 44. a chute; 45. a telescopic rod; 46. a spring; 47. a limiting ring; 48. a convex ball; 49. a collar; 50. a slideway; 51. a roll shaft; 52. a slide rail; 53. a drive motor; 54. and (4) a conveyor belt.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses polishing equipment, refer to fig. 1, polishing equipment includes frame 1, and the outside of frame 1 is around being provided with the annular band conveyer 2 that is used for carrying out the circulation to the work piece and carries out the conveying, is equipped with the tilting mechanism that overturns the work piece between annular band conveyer 2 and the frame 1.

Referring to fig. 2 and 3, the frame 1 is provided with a polishing mechanism for polishing a workpiece and a conveying mechanism for conveying the workpiece. The workpiece to be processed can be conveyed to the polishing mechanism through the conveying mechanism to be polished.

Referring to fig. 3 and 4, the conveying mechanism includes two oppositely disposed conveying frames 3, one conveying frame 3 is slidably connected to the frame 1, and the other conveying frame 3 is fixed to the frame 1. The conveying frames 3 are provided with conveying rails 4, and the conveying rails 4 on the two conveying frames 3 are arranged in parallel along the horizontal direction. The side of the two conveying tracks 4 far away from each other is provided with a baffle 5 in a protruding mode, and the baffle 5 extends along the length direction of the conveying tracks 4. During machining, the workpiece is horizontally placed on the two conveying rails 4, the two sides of the workpiece are respectively abutted against the two baffle plates 5, and the limiting is carried out through the two baffle plates 5.

Further, with reference to fig. 5, a plurality of stoppers 6 protrude from the upper ends of the two baffles 5 toward the side close to each other, and the plurality of stoppers 6 are arranged at intervals along the length direction of the baffles 5. When the workpiece moves along the conveying track 4, the stop block 6 can prevent the workpiece from being separated from the conveying track 4 during polishing, and the stability of workpiece transportation is improved.

Referring to fig. 4 and 5, a conveyor chain 7 and a first driving source for driving the two conveyor chains 7 to rotate synchronously are mounted on opposite sides of the two conveying frames 3, and the conveyor chain 7 may be a bent plate chain. The first driving source comprises a first motor 8, a transmission rod 9 and transmission gears 10 which are arranged on the transmission rod 9 and are respectively in rotating connection with the two transmission chains 7. A coupling sleeve 11 coaxial with the transmission gear 10 is protruded from one side of the transmission gear 10, a key groove is formed in the inner wall of the coupling sleeve 11, and a spline is arranged on the transmission rod 9. One transmission gear 10 on the transmission rod 9 is in sliding connection with the transmission rod 9 through a coupling sleeve 11, and the other transmission gear 10 is fixedly connected with the transmission rod 9. The conveying frame 3 is provided with a bearing seat, and a coupling sleeve 11 on the transmission gear 10 is fixedly inserted with the bearing seat, so that the transmission gear 10 is rotatably connected. The first motor 8 is arranged on one of the conveying frames 3, and is connected with one end of the transmission rod 9 through a chain 12 to realize the rotation of the transmission rod 9. The conveying chain 7 is provided with a shifting block 13 for driving the workpiece to be polished to move along the length direction of the two conveying tracks 4, and the shifting block 13 can be fixed on the conveying chain 7 through bolts.

Referring to fig. 5, a poking tooth 14 is rotatably connected to the conveying frame 3, and the poking tooth 14 is meshed with the middle part of the conveying chain 7, so that the conveying stability of the conveying chain 7 is improved.

Referring to fig. 6 and 7, the polishing mechanism includes a polishing roller 15 transversely disposed above the two conveying rails 4 and a second driving source for driving the polishing roller 15 to rotate, a plurality of first polishing wheels 16 for polishing welding slag on the surface of the workpiece are disposed on the outer peripheral side of the polishing roller 15, and the plurality of first polishing wheels 16 are disposed at regular intervals along the length direction of the polishing roller 15. The two ends of the frame 1, which are located on the polishing roller 15, are connected with connecting seats 18 in a sliding manner, the connecting seats 18 and the polishing roller 15 are connected in a rotating manner through bearing seats, the second driving source is a second motor 19 installed on one of the connecting seats 18, and the second motor 19 is in transmission connection with one end of the polishing roller 15 through a belt.

Referring to fig. 5 and 6, the polishing mechanism further includes a second polishing wheel 17 extending into the middle of the baffle 5 to polish the side of the workpiece, and a third driving source for driving the second polishing wheel 17 to rotate. The middle part of the baffle 5 is provided with a notch 21 for the second polishing wheel 17 to extend into the conveying track 4, the third driving source is a third motor 20 fixed on the frame 1, and the output shaft of the third motor 20 is fixedly connected with the middle part of the second polishing wheel 17. The first polishing wheel 16 and the second polishing wheel 17 in this embodiment may be replaced by polishing members such as polishing rollers.

Referring to fig. 4 and 5, the frame 1 is provided with an adjusting assembly for adjusting the distance between the two baffle plates 5, and the adjusting assembly includes a lead screw 22 for driving one of the conveying frames 3 to slide and a fourth driving source for driving the lead screw 22 to rotate. The lead screw 22 is rotatably connected to the frame 1, a slider 23 screwed on the lead screw 22 is protruded at the lower end of the carriage 3, and the lead screw 22 extends along the axial direction of the polishing roller 15. The fourth driving source is a fourth motor 24, and an output shaft of the fourth motor 24 is fixedly connected with one end of the screw rod 22.

Furthermore, a slide rail 52 is protruded on the frame 1, and both sides of the conveying frame 3 are slidably connected to the slide rail 52. When the fourth motor 24 drives the lead screw 22 to rotate, the lead screw 22 drives the sliding block 23 to move the conveying frame 3 along the sliding rail 52 towards the other fixed conveying frame 3, so that the distance between the two baffle plates 5 is adjusted to adapt to workpieces with different sizes.

Referring to fig. 2 and 7, the protective cover 25 is covered on the frame 1, the protective cover 25 is integrally of a cuboid structure, a feed port 26 and a discharge port 27 are formed in the protective cover 25, and two ends of the conveying track 4 respectively extend out of the feed port 26 and the discharge port 27. The frame 1 is also provided with a driving component for driving the polishing roller 15 to slide up and down towards the direction of the conveying track 4. A driving plate 33 is horizontally arranged above the polishing roller 15, two ends of the driving plate 33 are respectively fixedly connected with the two connecting seats 18, a guide rod 28 for the two connecting seats 18 to slide up and down is further arranged on the machine frame 1, and a guide block 29 in sliding connection with the guide rod 28 is protruded on one side of each connecting seat 18. The driving assembly comprises a screw rod 32, a threaded hole 30 for the screw rod 32 to be screwed is formed in the protective cover 25, one end, extending out of the protective cover 25, of the screw rod 32 is fixedly connected with a turntable 31, and the other end of the screw rod 32 is vertically connected with a driving plate 33 through a bearing seat.

Referring to fig. 8 and 9, the turning mechanism is located on one side of the feeding port 26 of the protective cover 25, the turning mechanism includes a turning sleeve 34, two conveyor belts 54 parallel to each other and a driving motor 53 for driving the two conveyor belts 54 to rotate, the turning sleeve 34 is cylindrical as a whole, the turning sleeve 34 includes an inner wall channel with a vertical cross section in a rectangular structure, the two conveyor belts 54 extend along the axial direction of the turning sleeve 34, and the two conveyor belts 54 are symmetrically arranged with the axial line of the turning sleeve 34 as the center.

Referring to fig. 8 and 9, the two ends of the outer periphery of the turnover sleeve 34 are circumferentially provided with transmission teeth 38, the turnover mechanism further includes a support frame 35 for supporting the turnover sleeve 34, and the support frame 35 is rotatably connected with two sets of driving rods 36 arranged in parallel at intervals and a synchronous motor 40 for driving the driving rods 36 to rotate. Furthermore, two ends of the driving rod 36 are rotatably connected to the supporting frame 35 through bearing seats, two gears 37 respectively engaged with the transmission teeth 38 are coaxially and fixedly arranged on the driving rod 36, two limiting stop rings 39 protrude from two sides of the turnover sleeve 34 close to the transmission teeth 38, the gears 37 extend into the space between the two limiting stop rings 39 to be engaged with the transmission teeth 38, and meanwhile, the gears 37 on the two groups of driving rods 36 form a support for the turnover sleeve 34.

Referring to fig. 9 and 10, a clamping plate 41 sliding along the diameter direction of the turnover sleeve 34 is slidably connected in the turnover sleeve 34, the clamping plate 41 is vertically arranged between the two conveyor belts 54, and the clamping plate 41 extends along the axial direction of the turnover sleeve 34. One side of the clamping plate 41 is vertically provided with two push rods 42, and the two push rods 42 are arranged at intervals. The inner side wall of the turnover sleeve 34 is provided with a through hole 43 perpendicular to the axial direction of the turnover sleeve 34, and the push rod 42 penetrates through the through hole 43.

Referring to fig. 11, a sliding groove 44 extending along the axial direction of the push rod 42 is formed at one end of the push rod 42 away from the clamping plate 41, and an expansion rod 45 is slidably connected to the sliding groove 44. The sliding groove 44 is provided with a spring 46 for driving the telescopic rod 45 to extend out of the sliding groove 44, one end of the spring 46 abuts against one end of the sliding groove 44 close to the clamping plate 41, the other end of the spring abuts against the telescopic rod 45, and a limiting ring 47 for preventing the telescopic rod 45 from being separated from the sliding groove 44 is in interference clamping at the notch of the sliding groove 44. The telescopic rod 45 is always kept in the maximum position of extension under the action of the spring 46.

Referring to fig. 11 and 12, a convex ball 48 protrudes from one end of the telescopic rod 45 away from the spring 46, a lantern ring 49 which is used for sleeving the turning sleeve 34 is fixedly arranged on the supporting frame 35, and the diameter of the section of the lantern ring 49 is larger than that of the turning sleeve 34. The axis of the collar 49 is in the same horizontal plane as the axis of the inversion sleeve 34 and the two axes are spaced apart such that one side of the inner wall of the collar 49 is close to the outer wall of the inversion sleeve 34 and the other side of the inner wall of the collar 49 is far from the inversion sleeve 34. The inner wall of the collar 49 is circumferentially provided with a slideway 50 for the sliding connection of the convex ball 48, when the turning sleeve 34 rotates, the convex ball 48 can set the rotation of the turning sleeve 34 to move along the track of the slideway 50, and the telescopic rod 45 can extend and retract in the chute 44. The telescopic rod 45 is moved in the direction toward the flipping sleeve 34, so that the spring 46 in the sliding slot 44 is compressed, and the compressed spring 46 generates a reaction force to move the clamping plate 41.

Referring to fig. 12 and 13, when the synchronous motor 40 controls the turnover sleeve 34 to turn 180 ° towards an angle, the workpiece conveyed between the two conveyor belts 54 will turn the other side of the unprocessed workpiece upwards when the turnover sleeve 34 turns over, and meanwhile, the workpiece will abut against one side of the turnover sleeve 34 under the action of its own gravity and the clamping plate 41, so that the conveyor belts 54 can align the workpiece with the conveying track 4, the workpiece can be conveniently conveyed onto the conveying track 4, and the worker does not need to turn over and align the position of the conveying track 4.

When the conveyor belt 54 conveys the workpiece into the rack 1 for processing, the synchronous motor 40 continues to drive the overturning sleeve 34 to rotate 180 degrees, so that the telescopic rod 45 moves to the farthest end along the slide way 50, and the clamping plate 41 moves to abut against the inner wall of the overturning sleeve 34 under the action of the telescopic rod 45.

Referring to fig. 10, a plurality of roller shafts 51 for contacting with a workpiece are rotatably connected to a side of the clamp plate 41 away from the push rod 42, and the plurality of roller shafts 51 are arranged at intervals along a length direction of the clamp plate 41. When the clamping plate 41 clamps the workpiece, the roller shaft 51 on the clamping plate 41 contacts with the workpiece, so that friction generated when the clamping plate 41 contacts with the workpiece is reduced, and the workpiece is convenient to transport.

The implementation principle of the polishing equipment in the embodiment of the application is as follows:

when the welding slag of the workpiece is polished, the workpiece is horizontally placed on the two conveying rails 4, the conveying chain 7 on the conveying frame 3 drives the workpiece to move through the shifting block 13, when the workpiece moves, the workpiece is polished by the first polishing wheel 16 and the second polishing wheel 17, and after one side of the workpiece is polished, the conveying track 4 conveys the workpiece out of the discharge port 27 to the annular belt conveyor 2, and is transported by the endless belt conveyor 2 to the reversing sleeve 34, the reversing sleeve 34 being conveyed by the conveyor belt 54, the workpiece is turned over for 180 degrees under the action of the synchronous motor 40, so that the unprocessed side of the workpiece faces upwards, meanwhile, the clamping plate 41 is pushed by the telescopic rod 45 to enable the workpiece to be abutted against one side of the inner wall of the turnover sleeve 34, the workpiece is aligned with the conveying track 4 at the feed inlet 26 and conveyed into the frame 1, and the other side is processed. When the workpiece is completely separated from the turnover sleeve 34, the synchronous motor 40 drives the turnover sleeve 34 to rotate continuously for 180 degrees in the same direction, and stops, so that the clamping plate 41 is in a state to be clamped.

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

Claims

1. A polishing apparatus characterized by: the polishing machine comprises a rack (1), wherein a polishing mechanism for polishing a workpiece and a conveying mechanism for conveying the workpiece are arranged on the rack (1);

the conveying mechanism comprises two conveying frames (3) which are oppositely arranged, conveying rails (4) are arranged on the conveying frames (3), baffle plates (5) extending along the length direction of the two conveying rails (4) are upwards protruded on the far sides of the two conveying rails (4), and the two baffle plates (5) are parallel to each other; a conveying chain (7) and a first driving source for driving the conveying chain (7) to rotate are erected on one opposite side of each of the two conveying frames (3), and a shifting block (13) for driving the workpiece to be polished to move along the length direction of the two conveying tracks (4) is arranged on each conveying chain (7);

the polishing mechanism comprises polishing rollers (15) transversely arranged above the two conveying rails (4) and a second driving source for driving the polishing rollers (15) to rotate, a plurality of first polishing wheels (16) for polishing the surface of a workpiece are arranged on the outer peripheral sides of the polishing rollers (15), and the first polishing wheels (16) are uniformly arranged at intervals along the length direction of the polishing rollers (15);

the polishing mechanism also comprises a second polishing wheel (17) extending into the middle of the baffle (5) to polish the side surface of the workpiece and a third driving source for driving the second polishing wheel (17) to rotate;

the machine frame (1) is also provided with a driving component for driving the polishing roller (15) to slide up and down towards the direction of the conveying track (4);

the rack (1) is provided with an adjusting component for adjusting the distance between the two baffles (5);

one of the conveying frames (3) is connected to the rack (1) in a sliding manner, and the other conveying frame (3) is fixed on the rack (1); the adjusting assembly comprises a lead screw (22) used for driving one of the conveying frames (3) to slide and a fourth driving source used for driving the lead screw (22) to rotate, the lead screw (22) is connected to the rack (1) in a rotating mode, a sliding block (23) in threaded connection with the lead screw (22) is arranged at the lower end of each conveying frame (3) in a protruding mode, and the axis of the lead screw (22) is parallel to the axis of the polishing roller (15).

2. A polishing apparatus according to claim 1, characterized in that: frame (1) upper shield is equipped with protection casing (25), feed inlet (26) and discharge gate (27) have been seted up on protection casing (25), feed inlet (26) and discharge gate (27) are stretched out respectively at the both ends of delivery track (4).

3. A polishing apparatus according to claim 2, characterized in that: an annular belt conveyor (2) used for circularly conveying the workpiece is arranged around the outer side of the rack (1), a turnover mechanism for turning over the workpiece is arranged between the annular belt conveyor (2) and the feeding hole (26), the turnover mechanism comprises a turning sleeve (34), two mutually parallel conveying belts (54) arranged in the turning sleeve (34) and a driving motor (53) for driving the two conveying belts (54) to rotate, and the two conveying belts (54) extend along the axial direction of the turning sleeve (34); both ends of upset sleeve (34) periphery side all encircle and are equipped with driving tooth (38), tilting mechanism is still including support frame (35) that are used for supporting upset sleeve (34), it is connected with actuating lever (36) and two synchronous machine (40) that are used for driving actuating lever (36) pivoted of two sets of parallel interval settings to rotate on support frame (35), coaxial fixed being provided with two respectively with two driving tooth (38) engaged with gear (37) on actuating lever (36), upset sleeve (34) are close to the protruding spacing catch ring (39) that have of both sides of driving tooth (38).

4. A polishing apparatus according to claim 3, characterized in that: the utility model discloses a conveying belt, including upset sleeve (34), splint (41) that sliding connection has the diameter direction of following upset sleeve (34) to slide in upset sleeve (34), splint (41) set up perpendicularly between two conveyer belts (54), splint (41) extend along the axis of upset sleeve (34), one side of splint (41) is provided with push rod (42) perpendicularly, set up through-hole (43) of perpendicular to upset sleeve (34) axis direction on the inside wall of upset sleeve (34), push rod (42) wear to locate through-hole (43), spout (44) that extend along push rod (42) axis direction are seted up to the one end that splint (41) were kept away from in push rod (42), sliding connection has telescopic link (45) in spout (44), install spring (46) in spout (44), the one end butt in the tank bottom of spout (44) of spring (46), the other end is contradicted in telescopic link (45), protruding there is protruding ball (48) in the one end that spring (46) were kept away from in telescopic link (45), be equipped with on support frame (35) and be used for establishing lantern ring (49) including upset sleeve (34) cover, the axis of the lantern ring (49) and the axis of upset sleeve (34) are in interval setting between same horizontal plane and the diaxon, circumference offers on the inner wall of the lantern ring (49) and supplies ball (48) sliding connection's slide (50), ball (48) move and make telescopic link (45) stretch out and draw back along the orbit of slide (50) along the rotation of upset sleeve (34).

5. A polishing apparatus according to claim 4, characterized in that: push rod (42) one side is kept away from in splint (41) rotates and is connected with a plurality of and is used for roller (51) with the work piece contact, a plurality of roller (51) set up along the length direction equipartition interval of splint (41).

6. A polishing apparatus according to claim 2, characterized in that: frame (1) is located the both ends of burnishing roll (15) and is equipped with connecting seat (18) that supply burnishing roll (15) to rotate the connection, the top level of burnishing roll (15) is provided with drive plate (33), the both ends of drive plate (33) respectively with two connecting seat (18) fixed connection, still be equipped with guide bar (28) that supply two connecting seats (18) to slide from top to bottom on frame (1), one side arch of connecting seat (18) have guide block (29) with guide bar (28) sliding connection, drive assembly includes screw rod (32), offers screw hole (30) that supply screw rod (32) spiro union on protection casing (25), the one end fixedly connected with carousel (31) of stretching out protection casing (25) of screw rod (32), the other end of screw rod (32) passes through the bearing frame and links to each other with drive plate (33) perpendicularly.

7. A polishing apparatus according to claim 1, characterized in that: two the upper end of baffle (5) is protruding towards one side that is close to mutually and is had a plurality of dog (6), and a plurality of dog (6) are along the even interval setting of length direction of baffle (5).