CN114734313A

CN114734313A - Centerless grinder processing mechanism

Info

Publication number: CN114734313A
Application number: CN202210452519.8A
Authority: CN
Inventors: 张国忠
Original assignee: Jiangyin Zhongde Mining And Metallurgy Machinery Manufacturing Co ltd
Current assignee: Jiangyin Zhongde Mining And Metallurgy Machinery Manufacturing Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-07-12

Abstract

The invention provides a centerless grinder machining mechanism which comprises an underframe, wherein a feeding device, a conveying device and a discharging device are sequentially arranged on the underframe along the width direction of the underframe, the feeding device comprises a feeding conveying mechanism, a feeding driving mechanism and a feeding turnover mechanism, the feeding driving mechanism is in transmission connection with the feeding conveying mechanism through a chain, the feeding turnover mechanism is arranged between feeding rollers in the feeding conveying mechanism, and the conveying device comprises a conveying mechanism and a conveying driving mechanism; the beneficial effects of the invention are as follows: can slowly send into conveyor with long work piece through loading attachment in to can vertically transport long work piece, can slowly send into unloader through conveyor in, thereby can transversely transport long work piece, can slowly send into centerless grinder through unloader in with long work piece, thereby make centerless grinder can process long work piece.

Description

Centerless grinder processing mechanism

Technical Field

The invention relates to the technical field of feeding devices, in particular to a machining mechanism of a centerless grinding machine.

Background

The centerless grinding machine is a type of grinding machine which does not need to adopt the axis positioning of a workpiece for grinding, and mainly comprises a grinding wheel, an adjusting wheel and a workpiece support, wherein the grinding wheel actually plays a role in grinding, the adjusting wheel controls the rotation of the workpiece and controls the feed speed of the workpiece, and the workpiece support supports the workpiece during grinding.

However, the conventional centerless grinding machine can only process short workpieces due to the limitation of length and carrying capacity, and the centerless grinding machine cannot process long workpieces, and only can process the long workpieces by adopting new machine tool equipment, so that the long workpieces are difficult to process, and the labor intensity of workers is increased.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, the present invention aims to provide a machining mechanism of a centerless grinder, which is used for solving the problem that long workpieces are inconvenient to grind in the prior art.

In order to achieve the above and other related purposes, the invention provides a centerless grinding machine machining mechanism, which comprises a chassis, wherein a feeding device, a conveying device and a discharging device are sequentially arranged on the chassis along the width direction of the chassis, the feeding device comprises a feeding conveying mechanism, a feeding driving mechanism and a feeding turnover mechanism, the feeding driving mechanism is in transmission connection with the feeding conveying mechanism through a chain, the feeding turnover mechanism is arranged between feeding rollers in the feeding conveying mechanism, the conveying device comprises a conveying mechanism and a conveying driving mechanism, and the conveying driving mechanism is connected with the conveying mechanism through a double-end connecting rod;

the blanking device comprises a blanking conveying mechanism, a blanking driving mechanism, a blanking turnover mechanism, a blanking conveying mechanism transverse moving mechanism, a blanking lifting mechanism and a blanking transverse moving mechanism, wherein the blanking driving mechanism is in transmission connection with the blanking conveying mechanism through a gear belt, the blanking turnover mechanism is arranged between blanking rollers in the blanking conveying mechanism, the blanking conveying mechanism transverse moving mechanism is arranged on the blanking rollers in the blanking conveying mechanism, the blanking lifting mechanism is located below the blanking transverse moving mechanism and is connected with the blanking transverse moving mechanism, the blanking transverse moving mechanism is located below the blanking conveying mechanism and is connected with the blanking conveying mechanism, and a centerless grinding machine is arranged at the middle position of the blanking device.

In an embodiment of the invention, the feeding and transporting mechanism comprises a feeding frame arranged on the bottom frame, a plurality of feeding roller shaft seats are arranged on the feeding frame along the length direction of the feeding frame, the feeding roller shaft seats are rotatably connected with feeding rollers, and the feeding rollers are composed of two circular truncated cone-shaped rollers which are mutually connected and symmetrically arranged on the feeding rollers;

the feeding driving mechanism is arranged on the bottom frame and comprises a feeding motor arranged on the bottom frame, a feeding speed reducer is arranged on the side face of the feeding motor, an output shaft of the feeding motor is connected with an input shaft of the feeding speed reducer, an output shaft of the feeding speed reducer is connected with a driving sprocket, and the driving sprocket is connected with a driven sprocket connected with a feeding roller shaft through a chain in a transmission manner.

In an embodiment of the invention, the conveying mechanism is arranged in the middle of the bottom frame, the conveying mechanism comprises at least three hexagonal rotating shafts which are rotatably connected to the bottom frame, the three hexagonal rotating shafts are uniformly arranged on the bottom frame at intervals along the width direction of the bottom frame, each hexagonal rotating shaft comprises a plurality of hexagonal short rotating shafts connected through a coupler, a plurality of conveying supporting pieces are arranged on the outer side surface of each hexagonal rotating shaft, the conveying supporting pieces are uniformly arranged on the hexagonal rotating shafts at intervals along the length direction of the hexagonal rotating shafts, the conveying supporting pieces are provided with V-shaped grooves, and the inner side surfaces of the V-shaped grooves are provided with feeding rubber;

carry actuating mechanism to set up under the chassis and be located conveying mechanism's below, conveying mechanism includes the lift cylinder of being connected with the chassis, be connected with the double-end connecting rod on the output shaft of lift cylinder, the one end of double-end connecting rod and the output shaft of lift cylinder, the other end of double-end connecting rod is connected with and is used for cup jointing the epaxial connector in hexagon pivot, the internal surface of connector with the surface phase-match of hexagon pivot.

In an embodiment of the invention, the blanking conveying mechanism comprises a blanking frame arranged on the underframe, a plurality of active blanking rollers and passive blanking rollers are arranged on the blanking frame along the length direction of the blanking frame, the active blanking rollers and the passive blanking rollers are both in a circular truncated cone shape, a plurality of roller seats movably connected with the active blanking rollers or the passive blanking rollers are arranged on the blanking frame, two ends of the active blanking rollers are connected with connecting short shafts, and one end of each connecting short shaft is connected with a connecting long shaft through a universal joint.

In an embodiment of the present invention, the blanking driving mechanism includes a blanking motor installed on the blanking frame, an output shaft of the blanking motor is connected to a driving pulley, the driving pulley is connected to a driven pulley through a gear belt, a connecting roller is connected to a side surface of the driven pulley, one end of the connecting roller is connected to the connecting long shaft, and blanking covers installed on the blanking frame are respectively disposed on surfaces of the driving pulley and the driven pulley.

In an embodiment of the invention, the blanking conveying mechanism is arranged on the roller seat, the blanking conveying mechanism comprises a lower seat connected with the blanking frame and an upper seat slidably connected with the lower seat, the lower seat is provided with a roller seat driving device for driving the upper seat to slide, the roller seat driving device comprises a screw rod rotatably arranged in the lower seat, one end of the screw rod extends out of the lower seat and is connected with a first rotating handle, the surface of the screw rod is provided with a screw rod sliding block connected with the upper seat, the sliding connection part of the lower seat and the upper seat is provided with an integrally formed lower seat convex block, and the bottom of the lower seat is provided with an upper seat groove matched with the lower seat convex block.

In one embodiment of the present invention, the discharging lifting mechanism is disposed below the discharging frame, the discharging lifting mechanism includes a plurality of lifting bases disposed on the ground, a supporting base is disposed in the lifting base, wherein one of the supporting seats is provided with a motor supporting seat, the motor supporting seat is provided with a bidirectional speed reducer, a servo motor is arranged on the side surface of the bidirectional speed reducer, the input end of the servo bidirectional speed reducer is connected with the output shaft of the servo motor, two output ends of the bidirectional speed reducer are connected with a lifting rotating shaft, the lifting rotating shaft is connected with a lifter through a coupler, an output shaft of the lifter passes through a lifting base to be connected with a blanking transverse moving mechanism, and vertical rod grooves are formed in the two sides of the lifting base, and sliding rods connected with the blanking transverse moving mechanism are connected in the vertical rod grooves in a sliding mode.

In an embodiment of the invention, the blanking transverse moving mechanism is arranged between the blanking frame and the blanking lifting mechanism, the blanking transverse moving mechanism comprises a transverse moving base connected with a lifter and a sliding rod, two mutually parallel transverse base slideways are arranged in the transverse moving base, two transverse base sliding blocks are connected in the transverse base slideways in a sliding manner, and a transverse base connecting plate connected with the blanking frame is fixedly connected on the transverse base sliding blocks;

the horizontal base driving device is used for driving the horizontal base connecting plate and comprises a horizontal base motor and a horizontal base speed reducer, the horizontal base motor and the horizontal base speed reducer are arranged on the horizontal moving base, the output end of the horizontal base motor is connected with the input end of the horizontal base speed reducer, the output end of the horizontal base speed reducer is connected with a horizontal base lead screw, the surface of the horizontal base lead screw is connected with a horizontal base lead screw sliding block between two horizontal base slide ways, and the horizontal base lead screw sliding block is connected with the horizontal base connecting plate.

The blanking frame fixing device is characterized in that a blanking frame fixing device used for fixing a blanking frame is arranged on the transverse moving base and comprises a vertical plate vertically arranged on the transverse moving base, a vertical through hole is formed in the vertical plate, a screw rod is arranged in the vertical through hole in a penetrating mode, the blanking frame corresponds to the screw rod and is provided with a bolt groove, the screw rod penetrates through the vertical through hole and is in threaded connection with the bolt groove, and a second rotating handle is arranged at one end of the screw rod.

In an embodiment of the invention, each of the feeding turnover mechanism and the discharging turnover mechanism comprises a plurality of rotating bases arranged on the feeding frame or the discharging frame, a hexagonal rotating main shaft is arranged in each rotating base, a first connector and a second connector are sleeved at two ends of the hexagonal rotating main shaft, end parts of the first connector and the second connector are connected with turnover plates, buffer rubber is arranged on the surfaces of the turnover plates, stop blocks are arranged at two ends of the turnover plates, one end of the second connector is movably connected with a long column, and one end of the long column is connected with a transverse hydraulic cylinder arranged on the feeding frame or the discharging frame.

In an embodiment of the present invention, the feeding frame and the discharging frame are both provided with a detection sensor, and the detection sensor and each driving device arranged on the bottom frame are connected to an external controller through an electrical signal.

As described above, the machining mechanism of the centerless grinding machine of the invention has the following beneficial effects:

1. according to the invention, the output shaft of the feeding motor rotates to drive the driving chain wheel to rotate, and the driven chain wheel is driven to rotate under the transmission action of the chain, so that the feeding rollers can be driven to rotate, and long workpieces can be driven to move in the longitudinal direction under the simultaneous rotation of a plurality of feeding rollers, so that the long workpieces can be slowly fed into the conveying device, and the long workpieces can be conveyed.

2. According to the invention, the lifting cylinder can drive the connector on the double-head connecting rod to ascend and descend through ascending and descending, so that the hexagonal rotating shaft can be driven to rotate, then the conveying support pieces can be driven to rotate, and the long workpiece can be driven to move transversely, so that the long workpiece can be slowly conveyed into the blanking device, and the long workpiece can be transported.

3. According to the invention, the output shaft of the blanking motor rotates to drive the driving belt pulley to rotate, the driven belt pulley is driven to rotate under the transmission action of the gear belt, so that the connecting roller is driven to rotate to drive the connecting long shaft to rotate, then the connecting short shaft is driven to rotate to drive the plurality of driving blanking rollers to rotate, the long workpiece can be driven to rotate under the rotation coordination of the driven blanking rollers, and the long workpiece can also be driven to move longitudinally, so that the long workpiece can be slowly fed into the centerless grinding machine, and the centerless grinding machine can process the long workpiece.

Drawings

Fig. 1 is a perspective view showing the entirety of a centerless grinder feeding mechanism disclosed in an embodiment of the present invention;

FIG. 2 is a perspective view of a portion of the centerless grinder feed mechanism disclosed in an embodiment of the present invention;

FIG. 3 is a schematic view of a feeding and conveying mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

FIG. 4 is an enlarged schematic view of the feed mechanism of the centerless grinder disclosed in the embodiment of the invention at A in FIG. 3

FIG. 5 is a schematic view of a feeding driving mechanism in the feeding mechanism of the centerless grinder disclosed in the embodiment of the invention;

FIG. 6 is a schematic view of a conveying mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

FIG. 7 is an enlarged schematic view of the feed mechanism of the centerless grinder shown in FIG. 6 at B in accordance with an embodiment of the present invention;

FIG. 8 is a schematic view of a conveying driving mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

fig. 9 is a schematic view showing a blanking transport mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

fig. 10 is a schematic view showing a blanking driving mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

fig. 11 is a schematic view of a part of a blanking driving mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

fig. 12 is a schematic view showing a lateral moving mechanism of a blanking transport mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

fig. 13 is a schematic view showing a blanking lifting mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

fig. 14 is a schematic view showing a blanking transverse moving mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the present invention;

FIG. 15 is a schematic view of a transverse base driving device in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

fig. 16 is a schematic view showing a feeding turnover mechanism and a discharging turnover mechanism in the centerless grinder feeding mechanism disclosed in the embodiment of the invention;

fig. 17 is a schematic view showing a driving device in the feeding turnover mechanism and the discharging turnover mechanism of the centerless grinder disclosed in the embodiment of the present invention.

Description of the element reference numerals

1. A feeding device; 2. a conveying device; 3. a blanking device; 4. a centerless grinder; 5. a feeding frame; 6. a feeding roller seat; 7. a feeding roll shaft; 8. a chassis; 9. a roller of a truncated cone shape; 10. a feeding motor; 11. a feeding speed reducer; 12. a drive sprocket; 13. a chain; 14. a hexagonal rotating shaft; 15. a hexagonal short rotating shaft; 16. conveying the supporting piece; 17. a turnover plate; 18. a V-shaped groove; 19. a lifting cylinder; 20. a double-ended connecting rod; 21. a connector; 22. a second connector; 23. a hexagonal rotating main shaft; 24. rotating the base; 25. a first connection head; 26. a buffer rubber sheet; 27. a transverse hydraulic cylinder; 28. a long bar; 29. a stopper; 30. a blanking frame; 31. a roller seat; 32. actively discharging the roller; 33. connecting the long shaft; 34. a passive blanking roller; 35. a screw rod; 36. a first rotating handle; 37. connecting the short shaft; 38. a connecting roller; 39. blanking outer covers; 40. a blanking motor; 41. a drive pulley; 42. a gear belt; 43. a driven pulley; 44. a lower seat; 45. an upper seat; 46. a lower base projection; 47. a lifting base; 48. a supporting seat; 49. a motor supporting seat; 50. a bidirectional speed reducer; 51. a servo motor; 52. a lifting rotating shaft; 53. an elevator; 54. a slide bar; 55. a transverse base slide block; 56. a vertical plate; 57. transversely moving the base; 58. a transverse base runner; 59. a screw; 60. a second rotating handle; 61. a bolt slot; 62. a transverse base motor; 63. a transverse base speed reducer; 64. and a transverse base screw rod.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1 to 17. It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Referring to fig. 1 to 11, 16 and 17, the invention provides a centerless grinder machining mechanism, which comprises an underframe 8, wherein a feeding device 1, a conveying device 2 and a discharging device 3 are sequentially arranged on the underframe 8 along the width direction of the underframe 8, the feeding device 1 comprises a feeding conveying mechanism, a feeding driving mechanism and a feeding turnover mechanism, the feeding driving mechanism is in transmission connection with the feeding conveying mechanism through a chain 13, the feeding turnover mechanism is arranged between feeding rollers 7 in the feeding conveying mechanism, the conveying device 2 comprises a conveying mechanism and a conveying driving mechanism, and the conveying driving mechanism is connected with the conveying mechanism through a double-end connecting rod 20;

the blanking device 3 comprises a blanking conveying mechanism, a blanking driving mechanism, a blanking turnover mechanism, a transverse moving mechanism of the blanking conveying mechanism, a blanking lifting mechanism and a transverse moving mechanism of the blanking, wherein the blanking driving mechanism is in transmission connection with the blanking conveying mechanism through a gear belt 42, the blanking turnover mechanism is arranged between blanking rollers in the blanking conveying mechanism, the transverse moving mechanism of the blanking conveying mechanism is arranged on the blanking rollers in the blanking conveying mechanism, the blanking lifting mechanism is positioned below the blanking transverse moving mechanism and is connected with the blanking transverse moving mechanism, the blanking transverse moving mechanism is positioned below the blanking conveying mechanism and is connected with the blanking conveying mechanism, and a centerless grinder 4 is arranged in the middle of the blanking device 3;

the feeding conveying mechanism comprises a feeding frame 5 arranged on an underframe 8, a plurality of feeding roller shaft seats 6 are arranged on the feeding frame 5 along the length direction of the feeding frame 5, the feeding roller shaft seats 6 are connected with a feeding roller shaft 7 in a rotating mode, the feeding roller shaft 7 consists of two circular truncated cone-shaped rollers 9 which are connected with each other and symmetrically arranged on the feeding roller shaft 7, a feeding driving mechanism is arranged on the underframe 8 and comprises a feeding motor 10 arranged on the underframe 8, a feeding speed reducer 11 is arranged on the side face of the feeding motor 10, an output shaft of the feeding motor 10 is connected with an input shaft of the feeding speed reducer 11, an output shaft of the feeding speed reducer 11 is connected with a driving sprocket 12, and the driving sprocket 12 is connected with a driven sprocket connected with the feeding roller shaft 7 through a chain 13 in a transmission mode;

the conveying mechanism is arranged in the middle of the bottom frame 8, the conveying mechanism comprises at least three hexagonal rotating shafts 14 which are rotatably connected to the bottom frame 8, the three hexagonal rotating shafts 14 are uniformly arranged on the bottom frame 8 at intervals along the width direction of the bottom frame 8, each hexagonal rotating shaft 14 comprises a plurality of hexagonal short rotating shafts 15 connected through a coupler, a plurality of conveying supporting pieces 16 are arranged on the outer side surfaces of the hexagonal rotating shafts 14, the conveying supporting pieces 16 are uniformly arranged on the hexagonal rotating shafts 14 at intervals along the length direction of the hexagonal rotating shafts 14, V-shaped grooves 18 are formed in the conveying supporting pieces 16, feeding rubber is arranged on the inner side surfaces of the V-shaped grooves 18, the conveying driving mechanism is arranged below the bottom frame 8 and is positioned below the conveying mechanism, the conveying mechanism comprises a lifting cylinder 19 connected with the bottom frame 8, a double-head connecting rod 20 is connected to an output shaft of the lifting cylinder 19, one end of the double-head connecting rod 20 is connected with the output shaft of the lifting cylinder 19, the other end of the double-end connecting rod 20 is connected with a connecting head 21 which is sleeved on the hexagonal rotating shaft 14, and the inner surface of the connecting head 21 is matched with the outer surface of the hexagonal rotating shaft 14;

the blanking conveying mechanism comprises a blanking frame 30 arranged on the underframe 8, a plurality of driving blanking rollers 32 and driven blanking rollers 34 are arranged on the blanking frame 30 along the length direction of the blanking frame 30, the driving blanking rollers 32 and the driven blanking rollers 34 are both in a circular truncated cone shape, a plurality of roller seats 31 movably connected with the driving blanking rollers 32 or the driven blanking rollers 34 are arranged on the blanking frame 30, two ends of the driving blanking rollers 32 are connected with connecting short shafts 37, one end of each connecting short shaft 37 is connected with a connecting long shaft 33 through a universal joint, a blanking driving mechanism comprises a blanking motor 40 arranged on the blanking frame 30, an output shaft of the blanking motor 40 is connected with a driving belt pulley 41, the driving belt pulley 41 is connected with a driven belt pulley 43 through a gear belt 42 in a transmission way, the side surface of the driven belt pulley 43 is connected with a connecting roller 38, one end of the connecting roller 38 is connected on the connecting long shaft 33, the surfaces of the driving belt pulley 41 and the driven belt pulley 43 are provided with a blanking outer cover 39 arranged on the blanking frame 30;

feeding tilting mechanism and unloading tilting mechanism all include a plurality of rotation base 24 that set up on feeding frame 5 or unloading frame 30, it rotates main shaft 23 to be equipped with the hexagon in the rotation base 24, the both ends cover that the hexagon rotated main shaft 23 is equipped with first connector 25 and second connector 22, the tip of first connector 25 and second connector 22 all is connected with returning face plate 17, the surface of returning face plate 17 is provided with buffering rubber 26, and the both ends of returning face plate 17 are provided with dog 29, the one end swing joint of second connector 22 has rectangular post 28, the one end of rectangular post 28 is connected with the horizontal pneumatic cylinder 27 that sets up on feeding frame 5 or unloading frame 30

Specifically, when the loading device 1 transports a long workpiece in the longitudinal direction, the long workpiece is difficult to move onto the conveying device 2 on the loading roller shaft 7 because the loading roller shaft 7 is in a shape with a small middle diameter and large diameters at two ends, so that the long workpiece needs to be conveyed onto the conveying device 2 by the loading turnover mechanism, wherein the turnover plate 17 in the loading turnover mechanism is positioned between the loading roller shafts 7, and when the long workpiece moves in the transverse direction on the conveying device 2, the long workpiece is difficult to move between the active blanking roller 32 and the passive blanking roller 34 of the blanking device 3, so that the blanking turnover mechanism is needed to convey the long workpiece to the blanking device 3, wherein the turnover plate 17 in the blanking turnover mechanism is positioned between the active blanking rollers 32, when the long workpiece needs to be ground, the end part of the long workpiece is firstly placed on the loading device 1, an output shaft of the feeding motor 10 rotates to drive a driving chain wheel 12 to rotate, a driven chain wheel is driven to rotate under the transmission action of a chain 13, so that the feeding roller shafts 7 are driven to rotate, and long workpieces are driven to move in the longitudinal direction under the simultaneous rotation of the feeding roller shafts 7, so that the long workpieces are slowly conveyed from back to front;

more specifically, when a long workpiece is transported to the front end, the second connector 22 is driven to rotate by the extension and contraction of the transverse hydraulic cylinder 27, the turnover plate 17 is driven to rotate in cooperation with the rotation of the first connector 25, so that the long workpiece can be transported to the transporting device 2, the double-headed connecting rod 20 is driven to ascend and descend by the extension and contraction of the lifting cylinder 19, so that the connector 21 is driven to rotate to drive the hexagonal rotating shaft 14 to rotate, the plurality of transporting supports 16 can be driven to rotate, so that the long workpiece can be driven to move in the transverse direction, so that the long workpiece is slowly transported from the right to the left, when the long workpiece is transported to the left end, the second connector 22 is driven to rotate by the extension and contraction of the transverse hydraulic cylinder 27, the turnover plate 17 is driven to rotate in cooperation with the rotation of the first connector 25, so that long workpieces can be transported to the blanking device 3;

more specifically, the output shaft of the feeding motor 40 rotates to drive the driving pulley 41 to rotate, the driven pulley 43 is driven to rotate under the driving action of the gear belt 42, so as to drive the connecting roller 38 to rotate to drive the connecting long shaft 33 to rotate, and then the connecting short shaft 37 is driven to rotate to drive the plurality of driving feeding rollers 32 to rotate, the long workpiece can be driven to move longitudinally under the rotation coordination of the driven feeding rollers 34, because the driving feeding rollers 32 and the driven feeding rollers 34 are both in a circular truncated cone shape, and a specific angle is set on each of the driving feeding rollers 32 and the driven feeding rollers 34, a horizontal force can be exerted, so that the long workpiece can rotate while moving from front to back, and thus the long workpiece is slowly fed into the centerless grinder 4, so as to grind and process the long workpiece by using the centerless grinder 4, after the long workpiece is machined, in one case, the long workpiece is returned to the feeding device 1 according to the above steps, so that the long workpiece can be machined cyclically, and in the other case, after the long workpiece is slowly fed into the centerless grinder 4 from front to back for machining, the long workpiece is slowly fed into the centerless grinder 4 from back to front, that is, from the reverse direction for machining again.

In a further embodiment, referring to fig. 12, the horizontal moving mechanism of the feeding transportation mechanism is disposed on the roller seat 31, the horizontal moving mechanism of the feeding transportation mechanism includes a lower seat 44 connected to the feeding frame 30 and an upper seat 45 slidably connected to the lower seat 44, the lower seat 44 is provided with a roller seat driving device for driving the upper seat 45 to slide, the roller seat driving device includes a screw rod 35 rotatably disposed in the lower seat 44, one end of the screw rod 35 extends out of the lower seat 44 and is connected to a first rotating handle 36, a screw rod slider connected to the upper seat 45 is disposed on the surface of the screw rod 35, a lower seat protrusion 46 integrally formed at the sliding connection between the lower seat 44 and the upper seat 45 is disposed at the bottom of the lower seat 44, an upper seat groove matched with the lower seat protrusion 46 is disposed at the bottom of the lower seat 44, specifically, the driving roller seat 31 and the driven roller seat 34 include the upper seat 45 and the lower seat 44, the screw rod 35 is driven to rotate by rotating the first rotating handle 36, thereby driving the screw rod slide block to slide, then driving the upper seat 45 to slide on the lower seat bump 46, and under the movable fit of the universal joint, driving the driving blanking roller 32 and the driven blanking roller 34 to move, so that any one of the driving blanking roller 32 and the driven blanking roller 34 can be independently adjusted.

In a further embodiment, referring to fig. 13, the discharging lifting mechanism is disposed below the discharging frame 30, the discharging lifting mechanism includes a plurality of lifting bases 47 disposed on the ground, a support base 48 is disposed in each lifting base 47, one of the support seats 48 is provided with a motor support seat 49, the motor support seat 49 is provided with a bidirectional speed reducer 50, the side surface of the bidirectional speed reducer 50 is provided with a servo motor 51, the input end of the servo bidirectional speed reducer 50 is connected with the output shaft of the servo motor 51, two output ends of the bidirectional speed reducer 50 are connected with a lifting rotating shaft 52, the lifting rotating shaft 52 is connected with a lifter 53 through a coupler, the output shaft of the lifter 53 passes through a lifting base 47 to be connected with a blanking transverse moving mechanism, vertical rod grooves are formed in the two sides of the lifting base 47, and sliding rods 54 connected with the blanking transverse moving mechanism are connected in the vertical rod grooves in a sliding mode;

specifically, the bidirectional speed reducer 50 can be driven to work through rotation of an output shaft of the servo motor 51, the lifting rotating shaft 52 can be driven to rotate through the bidirectional speed reducer 50, the output shaft of the lifter 53 is driven to ascend and descend under the matching of rotation of the worm gear and the worm, and the transverse moving base 57 in the blanking transverse moving mechanism can be driven to ascend and descend under the matching of sliding of the sliding rod 54 in the groove of the vertical rod, so that the height of the blanking frame 30 can be conveniently adjusted by a worker.

In a further embodiment, referring to fig. 13 to 15, the blanking lateral moving mechanism is disposed between the blanking frame 30 and the blanking lifting mechanism, the blanking lateral moving mechanism includes a lateral moving base 57 connected to the lifter 53 and the sliding rod 54, two parallel lateral base slideways 58 are disposed in the lateral moving base 57, two lateral base sliders 55 are slidably connected to the lateral base slideways 58, a lateral base connecting plate connected to the blanking frame 30 is fixedly connected to the lateral base sliders 55, a lateral base driving device for driving the lateral base connecting plate is disposed on the lateral moving base 57, the lateral base driving device includes a lateral base motor 62 and a lateral base reducer 63 disposed on the lateral moving base 57, an output end of the lateral base motor 62 is connected to an input end of the lateral base reducer 63, an output end of the lateral base reducer 63 is connected to a lateral base screw 64, the surface of the transverse base screw 64 is connected with a transverse base screw sliding block positioned between the two transverse base slideways 58 in a sliding manner, the transverse base screw sliding block is connected with a transverse base connecting plate, a blanking frame fixing device used for fixing the blanking frame 30 is arranged on the transverse moving base 57, the blanking frame fixing device comprises a vertical plate 56 vertically arranged on the transverse moving base 57, a vertical through hole is formed in the vertical plate 56, a screw 59 penetrates through the vertical through hole, the blanking frame 30 is provided with a bolt groove 61 corresponding to the screw 59, the screw 59 penetrates through the vertical through hole and is connected in the bolt groove 61 in a threaded manner, and one end of the screw 59 is provided with a second rotating handle 60;

specifically speaking, the output shaft of the transverse base motor 62 rotates to drive the transverse base screw rod 64 to rotate, so that the transverse base screw rod slider is driven to slide, the lower frame can be driven to move under the matching of the transverse base slider 55 sliding in the transverse base sliding groove, the position of the lower frame can be adjusted conveniently by a worker, the lower frame can be fixed on the vertical plate 56 by connecting the screw 59 in the bolt groove 61 through the vertical through hole in a threaded manner, the lower frame is prevented from moving, and the processing efficiency of long workpieces is ensured.

In a further embodiment, referring to fig. 1, the feeding frame 5 and the discharging frame 30 are respectively provided with a detection sensor, and the detection sensor and each driving device arranged on the bottom frame 8 are connected with an external controller through an electrical signal.

In summary, the output shaft of the feeding motor 10 rotates to drive the driving sprocket 12 to rotate, and the driven sprocket is driven to rotate under the transmission action of the chain 13, so that the feeding rollers 7 can be driven to rotate, and long workpieces can be driven to move in the longitudinal direction under the simultaneous rotation of the feeding rollers 7, so that the long workpieces can be slowly conveyed into the conveying device 2, and can be longitudinally conveyed; the lifting cylinder 19 can drive the connector 21 on the double-end connecting rod 20 to ascend and descend through ascending and descending, so that the hexagonal rotating shaft 14 can be driven to rotate, then the conveying support pieces 16 can be driven to rotate, long workpieces can be driven to move transversely, the long workpieces can be slowly conveyed into the blanking device 3, and the long workpieces can be transversely conveyed; the output shaft of the blanking motor 40 rotates to drive the driving belt pulley 41 to rotate, the driven belt pulley 43 is driven to rotate under the transmission effect of the gear belt 42, the connecting roller 38 is driven to rotate to drive the connecting long shaft 33 to rotate, then the connecting short shaft 37 is driven to rotate to drive the plurality of driving blanking rollers 32 to rotate, long workpieces can be driven to rotate under the rotating cooperation of the driven blanking rollers 34, the long workpieces can also be driven to move in the longitudinal direction, the long workpieces can be slowly sent into the centerless grinding machine 4, and the centerless grinding machine 4 can process the long workpieces. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a centerless grinder processing agency, includes the chassis, its characterized in that: the feeding device comprises a feeding conveying mechanism, a feeding driving mechanism and a feeding turnover mechanism, the feeding driving mechanism is in transmission connection with the feeding conveying mechanism through a chain, the feeding turnover mechanism is arranged between feeding rollers in the feeding conveying mechanism, the conveying device comprises a conveying mechanism and a conveying driving mechanism, and the conveying driving mechanism is connected with the conveying mechanism through a double-end connecting rod;

2. The machining mechanism of the centerless grinder as defined in claim 1, wherein: the feeding conveying mechanism comprises a feeding frame arranged on the bottom frame, a plurality of feeding roller seats are arranged on the feeding frame along the length direction of the feeding frame, feeding rollers are rotatably connected to the feeding roller seats, and each feeding roller consists of two circular truncated cone-shaped rollers which are mutually connected and symmetrically arranged on the feeding roller;

3. The machining mechanism of the centerless grinder as defined in claim 1, wherein: the conveying mechanism is arranged in the middle of the bottom frame and comprises at least three hexagonal rotating shafts which are rotatably connected to the bottom frame, the three hexagonal rotating shafts are uniformly arranged on the bottom frame at intervals along the width direction of the bottom frame, the hexagonal rotating shafts respectively comprise a plurality of hexagonal short rotating shafts connected through a coupler, a plurality of conveying supporting pieces are arranged on the outer side surface of each hexagonal rotating shaft, the conveying supporting pieces are uniformly arranged on the hexagonal rotating shafts at intervals along the length direction of the hexagonal rotating shafts, V-shaped grooves are formed in the conveying supporting pieces, and feeding rubber is arranged on the inner side surfaces of the V-shaped grooves;

4. The machining mechanism of the centerless grinder as defined in claim 2, wherein: unloading conveying mechanism is including setting up the unloading frame on the chassis, be provided with a plurality of initiatively unloading gyro wheels and passive unloading gyro wheel on the unloading frame along unloading frame length direction, initiatively unloading gyro wheel and passive unloading gyro wheel all are the round platform form, install on the unloading frame a plurality ofly with initiatively unloading gyro wheel swing joint or with passive unloading gyro wheel swing joint's gyro wheel seat, the both ends of initiatively unloading gyro wheel are connected with the connection minor axis, the one end of connecting the minor axis is connected with the connection major axis through the universal joint.

5. The machining mechanism of the centerless grinder as claimed in claim 4, wherein: the blanking driving mechanism comprises a blanking motor installed on a blanking frame, a driving belt pulley is connected to an output shaft of the blanking motor, a driven belt pulley is connected to the driving belt pulley through gear belt transmission, a connecting roller is connected to the side face of the driven belt pulley, one end of the connecting roller is connected to a connecting long shaft, and blanking outer covers installed on the blanking frame are arranged on the surfaces of the driving belt pulley and the driven belt pulley.

6. The machining mechanism of the centerless grinder as claimed in claim 5, wherein: the utility model discloses a feeding transport mechanism, including unloading transport mechanism lateral shifting mechanism, roller seat drive arrangement, base.

7. The machining mechanism of the centerless grinder as defined in claim 6, wherein: unloading elevating system sets up in the below of unloading frame, unloading elevating system includes a plurality of lifting pedestal that set up subaerial, be equipped with the supporting seat in the lifting pedestal, one of them install the motor supporting seat on the supporting seat, install two-way speed reducer on the motor supporting seat, the side of two-way speed reducer is equipped with servo motor, the input of servo two-way speed reducer and servo motor's output shaft, two outputs of two-way speed reducer are connected with the lift pivot, there is the lift through the coupling joint in the lift pivot, the output shaft of lift passes lifting pedestal and is connected with unloading lateral shifting mechanism, just montant recess has all been seted up in lifting pedestal's the both sides, sliding connection in the montant recess with the slide bar that unloading lateral shifting mechanism connects.

8. The machining mechanism of the centerless grinder as defined in claim 7, wherein: the blanking transverse moving mechanism is arranged between the blanking frame and the blanking lifting mechanism, and comprises a transverse moving base connected with a lifter and a sliding rod, two transverse base slideways which are parallel to each other are arranged in the transverse moving base, two transverse base sliding blocks are connected in the transverse base slideways in a sliding manner, and a transverse base connecting plate connected with the blanking frame is fixedly connected onto the transverse base sliding blocks;

the transverse moving base is provided with a transverse base driving device used for driving a transverse base connecting plate, the transverse base driving device comprises a transverse base motor and a transverse base speed reducer, the transverse base motor and the transverse base speed reducer are arranged on the transverse moving base, the output end of the transverse base motor is connected with the input end of the transverse base speed reducer, the output end of the transverse base speed reducer is connected with a transverse base screw rod, the surface of the transverse base screw rod is slidably connected with a transverse base screw rod sliding block positioned between two transverse base slide ways, and the transverse base screw rod sliding block is connected with the transverse base connecting plate;

9. The machining mechanism of the centerless grinder as claimed in claim 4, wherein: the material loading tilting mechanism and unloading tilting mechanism all include a plurality of rotation bases that set up on material loading frame or unloading frame, it rotates the main shaft to be equipped with the hexagon in the rotation base, the both ends cover that the hexagon rotated the main shaft is equipped with first connector and second connector, the tip of first connector and second connector all is connected with the returning face plate, the surface of returning face plate is provided with the buffering rubber, just the both ends of returning face plate are provided with the dog, the one end swing joint of second connector has rectangular post, the one end of rectangular post is connected with the horizontal pneumatic cylinder that sets up on material loading frame or unloading frame.

10. The machining mechanism of the centerless grinder as claimed in claim 4, wherein: the feeding frame and the discharging frame are both provided with detection sensors, and the detection sensors and all driving devices arranged on the bottom frame are connected with an external controller through electric signals.