CN112605667A

CN112605667A - Handlebar vertical pipe bevel deburring production line and production process thereof

Info

Publication number: CN112605667A
Application number: CN202110033452.XA
Authority: CN
Inventors: 于永强
Original assignee: Hangzhou Fuyang Runxi Handicraft Co ltd
Current assignee: Hangzhou Fuyang Runxi Handicraft Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-04-06
Anticipated expiration: 2041-01-12
Also published as: CN112605667B

Abstract

The invention discloses a handle bar vertical pipe bevel deburring production line and a production process thereof, and the production line comprises a PLC control box; the automatic feeding device is characterized by also comprising a sawing mechanism, a deburring mechanism and an automatic feeding mechanism which is connected with the sawing mechanism and the deburring mechanism; the PLC control box is respectively connected with the sawing mechanism, the deburring mechanism and the automatic feeding mechanism through lines; the deburring mechanism comprises a clamping mechanism and a grinding mechanism. According to the automatic feeding and deburring machine, the sawing mechanism, the deburring mechanism and the automatic feeding mechanism are arranged and matched with the PLC control box, automatic operation is achieved, an operator can automatically saw and cut after feeding once, feeding and deburring are finished, the degree of mechanization is high, the efficiency is high, the product consistency is high, the quality is high, and manual labor is saved.

Description

Handlebar vertical pipe bevel deburring production line and production process thereof

Technical Field

The invention relates to a handlebar, in particular to a handlebar vertical pipe bevel deburring production line and a production process thereof.

Background

When the bicycle handlebar vertical pipe is welded, the bicycle handlebar vertical pipe needs to be firstly sawed into corresponding lengths; present handlebar riser saw cuts through the manual control cutting machine when saw cutting, efficiency ratio is lower, and operating personnel intensity of labour is big, the handlebar riser that saw cut all can have the burr to remain in saw cutting department, still must carry out burring processing, and carry out burring processing to the handlebar riser in the present mill all through the electronic bistrique of manual operation or polish through the emery wheel, but this kind of mode is inefficient, and the quality is controlled by operating personnel self working ability, very easy fish tail during polishing or polish excessively and cause the damage of handlebar riser, still there is the incomplete phenomenon of burring to exist. Therefore, the handle bar vertical pipe bevel deburring production line and the production process thereof are provided.

Disclosure of Invention

The invention aims to solve the problems and provides a deburring production line for a handlebar vertical pipe inclined angle and a production process thereof.

In order to achieve the purpose, the invention provides a handle bar vertical pipe bevel deburring production line which comprises a PLC control box, wherein the PLC control box is connected with a bevel gear; the automatic feeding device is characterized by also comprising a sawing mechanism, a deburring mechanism and an automatic feeding mechanism which is connected with the sawing mechanism and the deburring mechanism; the PLC control box is respectively connected with the sawing mechanism, the deburring mechanism and the automatic feeding mechanism through lines; the deburring mechanism comprises a clamping mechanism and a grinding mechanism.

Preferably, the sawing mechanism comprises a sawing frame, a sawing feeding mechanism arranged on the sawing frame, an automatic fixing mechanism and a cutting mechanism; the deburring mechanism comprises a deburring rack, a deburring feeding mechanism, a clamping mechanism and a grinding mechanism, wherein the deburring feeding mechanism, the clamping mechanism and the grinding mechanism are installed on the deburring rack.

Preferably, the sawing and feeding mechanism comprises a feeding bottom plate and a feeding support connected with the feeding bottom plate; the feeding bottom plate is provided with a guide rail and a sawing feeding cylinder; the guide rail is provided with a sliding block; the sawing and feeding cylinder is matched with the sliding block; the sliding block is provided with a feeding plate; a material guide plate is arranged on the feeding support; a plurality of material baffle plates are arranged on the material guide plate; a pipe body pressing plate is arranged on the material baffle plate; the sawing machine frame is also provided with a material blocking block; the material blocking block corresponds to the feeding support in position.

Preferably, the automatic fixing mechanism comprises a supporting plate arranged on the sawing frame, a fixing plate arranged on the supporting plate and a movable fixing plate corresponding to the fixing plate in position; a hydraulic cylinder fixing plate is also arranged on the sawing frame; a fixed hydraulic cylinder is arranged on the hydraulic cylinder fixing plate; the fixed hydraulic cylinder is connected with the movable fixed plate; a guide rod is arranged between the hydraulic cylinder fixing plate and the movable fixing plate; the fixed plate and the movable fixed plate are provided with sawing grooves; and a discharge port corresponding to the sawing groove is formed in the sawing frame.

Preferably, the sawing frame is also provided with a cutting mechanism; the cutting mechanism comprises a sawing base and a sawing hydraulic cylinder arranged on the sawing base; a rotating shaft is arranged on the sawing base, and a connecting plate is arranged on the rotating shaft; a cutting machine is arranged on the connecting plate; the sawing hydraulic cylinder is connected with the connecting plate; the sawing base is also provided with a cutting machine limiting baffle; a limiting screw is arranged on the limiting baffle of the cutting machine; a limiting nut is arranged on the limiting screw rod; the limiting screw is connected with the connecting plate; a spring is also arranged between the sawing base and the connecting plate; the saw cutting machine is characterized in that a limiting fixing plate and a discharging guide plate are further mounted on the saw cutting machine frame, an adjusting screw rod is mounted on the limiting fixing plate, a limiting jacking block is mounted at one end of the adjusting screw rod, and a hand wheel is mounted at the other end of the adjusting screw rod; a plurality of water flow ports are formed in the discharging guide plate; the sawing machine frame is also provided with a cooling liquid collecting box corresponding to the position of the water flowing port, and the cooling liquid collecting box is provided with a fixing boss; the fixed lug boss is provided with a bag type filter screen; the bag type filter screen is provided with a fixing groove matched with the fixing boss; a pressing plate is arranged on the bag type filter screen; and the pressing plate is provided with a mounting groove matched with the fixed boss.

Preferably, the deburring feeding mechanism comprises a material rest which is arranged on the deburring rack and is arranged obliquely, a material seat which is arranged on the deburring rack and corresponds to the material rest in position, and a feeding rack which is arranged on the deburring rack; the material rack is provided with a plurality of guide strips, and the material rack is also movably provided with a limiting block; the material rack is provided with a sliding chute, and the limiting block is provided with an adjusting slide block matched with the sliding chute; the material rack and the limiting block are also provided with a baffle; the bottom end of the material rack is provided with a material outlet; the rack is also provided with a material pushing mechanism which is positioned at the bottom of the material rack; a material groove and a clamping groove are arranged on the material seat; the pushing mechanism comprises a pushing cylinder and a pushing plate connected with the pushing cylinder, and a pushing groove is formed in the pushing plate; the feeding frame is provided with a feeding cylinder, a moving frame which is movably arranged on the feeding frame and is connected with the feeding cylinder, an upper cylinder and a lower cylinder which are arranged on the moving frame, an upper moving plate and a lower moving plate which are movably arranged on the moving frame and are connected with the upper air and the lower air, and a clamping cylinder which is arranged on the upper moving plate and the lower moving plate, wherein the clamping cylinder is provided with a clamping claw; the feeding frame is further provided with a guide rod movably connected with the moving frame, and the moving frame is also provided with a guide rod movably connected with the up-and-down moving plate.

Preferably, the deburring rack is further provided with a clamping mechanism, and the clamping mechanism comprises a spindle box arranged on the deburring rack, a spindle and a clamping sleeve arranged in the spindle box, and a spindle motor arranged on the deburring rack and in transmission connection with the spindle; an ejector rod is movably arranged in the main shaft, and an ejection cylinder connected with the ejector rod is further arranged on the deburring rack; a guide sleeve is also arranged between the clamping sleeve and the spindle box; the locking sleeve is provided with a locking step; the spindle box is also provided with a tensioning cylinder, the spindle is movably provided with a pushing block, the pushing block is movably provided with a tensioning sleeve, and the tensioning cylinder is movably connected with the tensioning sleeve; the main shaft is also fixedly provided with a support column and a locking plate; a plurality of levers are movably arranged on the supporting column; the pushing block is provided with a cambered surface, and the locking plate is provided with a conical surface; one end of the lever is in contact with the cambered surface, and the other end of the lever is in contact with the conical surface; the clamping sleeve is also provided with a plurality of fine slot grooves.

Preferably, the deburring machine frame is further provided with a polishing mechanism, and the polishing mechanism comprises a bottom frame arranged on the deburring machine frame, a polishing frame movably arranged on the bottom frame, a polishing motor arranged on the polishing frame, a driving wheel arranged on the polishing motor, a driven wheel movably arranged on the polishing frame and abrasive belts arranged on the driving wheel and the driven wheel; an adjusting groove is formed in the polishing frame, an adjusting block is installed in the adjusting groove, and the driven wheel is installed on the adjusting block; the polishing frame is also provided with a tensioning cylinder, and the tensioning cylinder is fixedly connected with the adjusting block; the deburring machine frame is also provided with a polishing cylinder connected with the polishing frame; the bottom frame is provided with a bearing fixing sleeve, and the polishing frame is movably arranged on the bearing fixing sleeve; the polishing frame is also provided with a limiting rod; the polishing frame is also provided with a plurality of guide rollers; and a discharging guide plate is also arranged on the deburring rack.

Preferably, the automatic feeding mechanism comprises a feeding rack, a transmission rack arranged on the feeding rack, a roller motor arranged on the transmission rack and a conveying belt arranged on the roller motor in a transmission manner; the conveying belt is provided with a plurality of hooks; the bottom of the transmission frame is also provided with a blocking block.

A production process of a handle bar vertical pipe bevel deburring production line is characterized in that: the process comprises the following steps:

the first step is as follows: firstly, a handlebar vertical pipe is placed on a material guide plate, the handlebar vertical pipe rolls onto a feeding plate, and then a sawing feeding cylinder drives the feeding plate to move along a guide rail through a sliding block, so that the handlebar vertical pipe is conveyed to an automatic fixing mechanism;

the second step is that: the handlebar vertical pipe is conveyed to the automatic fixing mechanism, and the movable fixing plate is driven to move forwards along the guide rod through the fixed hydraulic cylinder, so that the handlebar vertical pipe is fixed between the fixing plate and the movable fixing plate;

the third step: the cutting machine is started, meanwhile, the sawing hydraulic cylinder drives the connecting plate to move upwards, the connecting plate drives the rotating shaft to rotate, so that the cutting machine is driven to rotate and move downwards to be in contact with the handlebar vertical pipe and saw cut the handlebar vertical pipe, and the sawed handlebar vertical pipe falls to the discharging guide plate from the discharging port and falls to the automatic feeding mechanism through the discharging guide plate;

the fourth step: the handle vertical pipe falls onto the conveying belt, the roller motor drives the conveying belt to move, so that the handle vertical pipe is driven by the hook on the conveying belt to move along with the conveying belt until the handle vertical pipe moves onto the material rack of the deburring and feeding mechanism and moves to the material outlet along the material rack, and the handle vertical pipe falls into the material pushing groove on the material pushing plate through the material outlet;

the fifth step: the pushing cylinder is started to drive the handlebar vertical pipe to move into the material groove on the material seat;

and a sixth step: then the upper and lower cylinders are started to drive the clamping cylinder to move downwards until the clamping claw is positioned in the clamping groove, and the clamping cylinder is started to drive the clamping claw to clamp the handlebar vertical pipe; then the feeding cylinder is started to drive the handlebar to move to the front of the clamping mechanism and insert one end of the handlebar vertical pipe into the clamping sleeve;

the seventh step: the tightening cylinder is started to push the pushing block, the lever is extruded through the pushing block, the locking plate is extruded at the other end of the lever, the locking plate drives the main shaft to move backwards, so that the locking step on the clamping sleeve is driven to be in contact with the guide sleeve and the clamping sleeve is extruded through the guide sleeve to clamp the handlebar vertical pipe, and then the main shaft motor is started to drive the handlebar vertical pipe to rotate;

eighth step: the grinding motor is started to drive the driving wheel to rotate so as to drive the abrasive belt to rotate, then the grinding cylinder is started to drive the grinding frame to rotate by taking a connecting point of the grinding frame and the underframe as a base point, so that the abrasive belt is driven to contact with the handlebar vertical pipe to finish deburring treatment;

the ninth step: after the deburring is completed, the handle vertical pipe is loosened, the ejection cylinder is started to push the ejector rod, the handle vertical pipe is ejected out of the clamping sleeve through the ejector rod, and the ejected handle vertical pipe falls onto the discharge guide plate and is discharged through the discharge guide plate.

According to the automatic feeding and deburring machine, the sawing mechanism, the deburring mechanism and the automatic feeding mechanism are arranged and matched with the PLC control box, automatic operation is achieved, an operator can automatically saw and cut after feeding once, feeding and deburring are finished, the degree of mechanization is high, the efficiency is high, the product consistency is high, the quality is high, and manual labor is saved.

Drawings

FIG. 1 is a schematic structural diagram of a use state of the present invention;

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

FIG. 3 is a schematic structural diagram of a sawing and feeding mechanism in the invention;

FIG. 4 is a schematic structural view of an automatic fixing mechanism according to the present invention;

FIG. 5 is a schematic view of the cutting mechanism of the present invention;

FIG. 6 is a partial schematic structural view of the present invention;

FIG. 7 is a schematic sectional view of the coolant collection tank according to the present invention;

FIG. 8 is a schematic structural view of a deburring mechanism according to the present invention;

FIG. 9 is a schematic structural view of a deburring and feeding mechanism of the present invention;

FIG. 10 is a schematic view of the structure of the pushing mechanism of the present invention;

FIG. 11 is a partial structural schematic view of a deburring mechanism according to the present invention;

FIG. 12 is a partial structural view of a deburring mechanism according to the present invention;

FIG. 13 is a schematic view of a clamping mechanism according to the present invention in partial cross-section;

FIG. 14 is a schematic structural view of an automatic feeding mechanism of the present invention.

Illustration of the drawings: 101. a deburring mechanism; 1. a deburring machine frame; 2. a PLC control box; 3. a deburring and feeding mechanism; 31. a material rack; 32. a material seat; 321. a trough; 322. a clamping groove; 33. a feeding frame; 331. a feeding cylinder; 332. a movable frame; 333. an upper cylinder and a lower cylinder; 334. moving the plate up and down; 335. a clamping cylinder; 336. a gripper jaw; 337. a guide bar; 34. a guide strip; 35. a limiting block; 36. a chute; 37. adjusting the sliding block; 38. a baffle plate; 39. a material outlet; 4. a clamping mechanism; 41. a main spindle box; 42. a main shaft; 43. a clamping sleeve; 44. a spindle motor; 45. a top rod; 46. ejecting out the cylinder; 47. a guide sleeve; 48. locking the step; 49. tensioning the cylinder; 410. tightening the sleeve; 411. a pushing block; 412. a pillar; 413. fine slit grooves; 414. a locking plate; 415. a lever; 416. a cambered surface; 417. a conical surface; 5. a polishing mechanism; 51. a chassis; 52. a polishing frame; 53. polishing the motor; 54. a driving wheel; 55. a driven wheel; 56. an abrasive belt; 57. an adjustment groove; 58. an adjusting block; 59. a tensioning cylinder; 510. polishing the air cylinder; 511. a bearing fixing sleeve; 512. a limiting rod; 513. a guide roller; 6. a material pushing mechanism; 61. a material pushing cylinder; 62. a material pushing plate; 63. a material pushing groove; 7. a sawing mechanism; 71. sawing the frame; 711. a limiting fixing plate; 712. a discharging guide plate; 713. adjusting the screw rod; 714. a limiting top block; 715. a hand wheel; 716. a water flowing port; 717. a coolant collection tank; 718. fixing the boss; 719. a bag type filter screen; 7110. fixing grooves; 7111. pressing a plate; 7112. installing a groove; 72. a sawing and feeding mechanism; 721. a feeding bottom plate; 722. a feeding bracket; 723. a guide rail; 724. a sawing and feeding cylinder; 725. a slider; 726. a feeding plate; 727. a material guide plate; 728. a striker plate; 729. pressing plates for the pipe body; 7210. a material blocking block; 73. an automatic fixing mechanism; 731. a support plate; 732. a fixing plate; 733. a movable fixing plate; 734. a hydraulic cylinder fixing plate; 735. fixing a hydraulic cylinder; 736. sawing a groove; 737. a discharge port; 74. a cutting mechanism; 741. sawing the base; 742. sawing a hydraulic cylinder; 743. a rotating shaft; 744. a connecting plate; 745. a cutter; 746. a limiting baffle of the cutting machine; 747. a limit screw; 748. a limit nut; 749. a spring; 8. an automatic feeding mechanism; 81. a feeding rack; 82. a transmission rack; 83. a drum motor; 84. a conveyor belt; 85. hooking; 86. a stop block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1-2, the handle bar stem bevel deburring production line of the present embodiment comprises a PLC control box 2; the automatic deburring device is characterized by further comprising a sawing mechanism 7, a deburring mechanism 101 and an automatic feeding mechanism 8 connected with the sawing mechanism 7 and the deburring mechanism 101; the PLC control box 2 is respectively connected with the sawing mechanism 7, the deburring mechanism 101 and the automatic feeding mechanism 8 through lines; (ii) a The deburring mechanism 101 comprises a clamping mechanism 4 and a grinding mechanism 5; through sawing mechanism 7, burring mechanism 101 and automatic feeding mechanism 8's setting to cooperation PLC control box 2's use realizes automated operation, and operating personnel saw cuts automatically after the material loading, saw cuts pay-off, material loading and burring processing, and degree of mechanization is high, and is efficient, and the product uniformity is high, and the high quality saves the hand labor power.

Further, referring to fig. 1-2 and 8, the sawing mechanism 7 includes a sawing frame 71, a sawing feeding mechanism 72 mounted on the sawing frame 71, an automatic fixing mechanism 73, and a cutting mechanism 74; the deburring mechanism 101 comprises a deburring rack 1, a deburring feeding mechanism 3 arranged on the deburring rack 1, a clamping mechanism 4 and a grinding mechanism 5; automatic feeding is realized through the sawing and feeding mechanism 72, the automatic fixing mechanism 73 has an automatic fixing function on the handlebar vertical pipe, and the cutting mechanism 74 is used for cutting the handlebar vertical pipe; the automatic deburring feeding is realized through the arrangement of the deburring feeding mechanism 3, the clamping mechanism 4 plays a role in clamping the handlebar vertical pipe, and the deburring work is finished on the vertical pipe after clamping through the grinding mechanism 5.

Further, referring to fig. 3, the sawing feeding mechanism 72 includes a feeding base plate 721 and a feeding support 722 connected to the feeding base plate 721; a guide rail 723 and a sawing and feeding cylinder 724 are arranged on the feeding bottom plate 721; a sliding block 725 is arranged on the guide rail 723; the sawing and feeding cylinder 724 is matched with the sliding block 725; a feeding plate 726 is arranged on the sliding block 725; a material guide plate 727 is arranged on the feeding bracket 722; a plurality of material baffle plates 728 are arranged on the material guide plate 727; a pipe body pressing plate 729 is arranged on the material baffle 728; a material blocking block 7210 is further mounted on the sawing frame 71; the positions of the material blocking blocks 7210 correspond to those of the feeding brackets 722; the sawing and feeding cylinder 724 drives the sliding block 725 to slide along the guide rail 723, and the sliding block 725 drives the feeding plate 726 to move so as to convey the handlebar vertical pipe, so that the handlebar vertical pipe can be automatically conveyed; the guide plate 727 is installed in an inclined state through the arrangement of the guide plate 727 on the feeding support 722, so that the handlebar stand pipe can be guided, and then the handlebar stand pipe is placed between the guide plates 728 and rolls from the guide plate 727 to the feeding plate 726 through the arrangement of the baffle plate 728 on the guide plate 727, so that the handlebar stand pipe can be blocked, and the handlebar stand pipe is prevented from rolling to other places; through the arrangement of the tube body pressing plate 729 on the material blocking block 7210, when the handlebar tube body rolls onto the feeding plate 726, the tube body pressing plate 729 can fix the tube body on the feeding plate 726, so that the feeding plate 726 is prevented from being inconvenient to convey due to jumping when the handlebar tube body rolls onto the feeding plate 726, and the conveying of the feeding plate 726 is facilitated; through the setting of baffle piece 7210 on unable adjustment base 1, can prevent that the handlebar riser from rolling to the place outside feed plate 726 when roll on baffle 727 to feed plate 726 to play the effect that blocks to the car pipe riser.

Further, referring to fig. 4, the automatic fixing mechanism 73 includes a supporting plate 731 installed on the sawing frame 71, a fixing plate 732 installed on the supporting plate 731, and a movable fixing plate 733 corresponding to the position of the fixing plate 732; a hydraulic cylinder fixing plate 734 is further arranged on the sawing frame 71; a fixed hydraulic cylinder 735 is mounted on the hydraulic cylinder fixing plate 734; the fixed hydraulic cylinder 735 is connected with the movable fixing plate 733; a guide rod 337 is arranged between the hydraulic cylinder fixing plate 734 and the movable fixing plate 733; the fixed plate 732 and the movable fixed plate 733 are provided with sawing grooves 736; a discharge hole 737 corresponding to the sawing groove 736 is formed in the sawing frame 71; the fixed hydraulic cylinder 735 drives the movable fixing plate 733 to move forwards along the guide rod 337, so that the handlebar tube body is fixed between the movable fixing plate 733 and the fixing plate 732, and the handlebar tube body can be automatically fixed; through the arrangement of the lower support plate 731 of the movable fixing plate 733, when the movable fixing plate 733 moves and fixes the handlebar pipe, the movable fixing plate 733 can be supported at the bottom of the movable fixing plate 733, so that the movable fixing plate 733 is supported; through the arrangement of the sawing grooves 736 on the movable fixing plate 733 and the fixing plate 732, when the handlebar stem is sawed, the cutting machine 745 directly saws in the sawing grooves 736, so that the sawing of the handlebar stem is facilitated.

Further, as shown in fig. 5-7, a cutting mechanism 74 is also mounted on the sawing frame 71; the cutting mechanism 74 comprises a sawing base 741 and a sawing hydraulic cylinder 742 mounted on the sawing base 741; a rotating shaft 743 is installed on the sawing base 741, and a connecting plate 744 is installed on the rotating shaft 743; a cutting machine 745 is arranged on the connecting plate 744; the sawing cylinder 742 is connected with the connecting plate 744; a cutting machine limit baffle 746 is further installed on the sawing base 741; a limit screw 747 is arranged on the limit baffle 746 of the cutting machine; a limit nut 748 is arranged on the limit screw 747; the limit screw 747 is connected with the connecting plate 744; a spring 749 is also arranged between the sawing base 741 and the connecting plate 744; the sawing machine frame 71 is further provided with a limiting fixing plate 711 and a discharging guide plate 712, the limiting fixing plate 711 is provided with an adjusting screw 713, one end of the adjusting screw 713 is provided with a limiting jacking block 714, and the other end of the adjusting screw 713 is provided with a hand wheel 715; a plurality of water flow openings 716 are formed in the discharge guide plate 712; the sawing frame 71 is also provided with a cooling liquid collecting box 717 corresponding to the position of the water flowing port 716, and the cooling liquid collecting box 717 is provided with a fixing boss 718; a bag type filter screen 719 is arranged on the fixed boss 718; a fixing groove 7110 matched with the fixing boss 718 is arranged on the bag type filter screen 719; a pressing plate 7111 is arranged on the bag type filter screen 719; the pressing plate 7111 is provided with a mounting groove 7112 matched with the fixing boss 718; the sawing hydraulic cylinder 742 drives the connecting plate 744 to move, and the connecting plate 744 drives the cutting machine 745 to move along the rotating shaft 743, so that the cutting machine 745 moves downwards to saw the handlebar stand pipe, and the handlebar stand pipe can be automatically sawed; through the arrangement of the limiting screw 747 on the limiting baffle 746 of the cutting machine, the cutting machine 745 moves downwards to cut and simultaneously drives the limiting screw 747 to move upwards, so that the guiding effect can be achieved when the cutting machine 745 moves, and through the arrangement of the limiting nut 748 on the limiting screw 747, when the limiting screw 747 moves up and down, when the limiting nut 748 is in contact with the limiting baffle 746 of the cutting machine, the limiting screw 747 and the cutting machine 745 can be prevented from moving continuously, so that the limiting effect can be achieved on the cutting machine 745; through the arrangement of the spring 749 between the sawing base 741 and the connecting plate 744, when the sawing hydraulic cylinder 742 drives the connecting plate 744 to move upwards, the spring 749 starts to lengthen, and when the sawing hydraulic cylinder 742 drives the connecting plate 744 to move downwards, the spring 749 contracts through elasticity, so that the cutter 745 can conveniently reset through the elasticity of the spring 749; by rotating the hand wheel 715, the hand wheel 715 drives the adjusting screw 713 to rotate, and the adjusting screw 713 drives the limit top block 714 to move, so that the distance of the limit top block 714 can be conveniently adjusted; through the arrangement of the limiting top block 714 on the adjusting screw 713, the distance of the limiting top block 714 is adjusted through the adjustment of the adjusting screw 713, and the sawing distance of the handlebar vertical pipe can also be adjusted, so that the handlebar vertical pipe is convenient to limit; through the arrangement of the discharge guide plate 712 on the sawing frame 71, the handlebar vertical pipes which are sawn can directly fall on the discharge guide plate 712 and then roll to a uniform collection position, so that the handlebar vertical pipes can be uniformly collected, and through the arrangement of the water flowing port 716 on the discharge guide plate 712, cooling liquid used during sawing flows into the cooling liquid collection box 717 through the water flowing port 716, so that the cooling liquid can flow and be collected conveniently; through the arrangement of the inner bag type filter screen 719 of the cooling liquid collection box 717, the cutting generated during sawing is filtered by the cooling liquid flowing into the cooling liquid collection box 717 through the bag type filter screen 719, the filtered cooling liquid is stored in the cooling liquid collection box 717 for reuse, so that the cooling liquid is conveniently filtered, and the bag type filter screen 719 is bag-shaped, so that the filtered cutting can be uniformly concentrated together; through the setting of fixed boss 718 and clamp plate 7111 in coolant liquid collecting box 717, bag filter 719 passes through fixed slot 7110 and fixes boss 718 looks adaptation with bag filter 719 and installs bag filter 719 on coolant liquid collecting box 717, then through mounting groove 7112 and the fixed boss 718 looks adaptation on the clamp plate 7111, fixes bag filter 719 between coolant liquid collecting box 717 and clamp plate 7111 to be convenient for fixed to bag filter 719.

Further, referring to fig. 8-10, the deburring feeding mechanism 3 includes a material rest 31 installed on the deburring machine frame 1 and arranged obliquely, a material seat 32 installed on the deburring machine frame 1 and corresponding to the material rest 31, and a feeding frame 33 installed on the deburring machine frame 1; the material rack 31 is provided with a plurality of guide strips 34, and the material rack 31 is also movably provided with a limiting block 35; the material rack 31 is provided with a sliding chute 36, and the limiting block 35 is provided with an adjusting slide block 37 matched with the sliding chute 36; the material rack 31 and the limiting block 35 are also provided with a baffle 38; the bottom end of the material rack 31 is provided with a material outlet 39; the deburring machine frame 1 is also provided with a material pushing mechanism 6, and the material pushing mechanism 6 is positioned at the bottom of the material rack 31; a material groove 321 and a clamping groove 322 are arranged on the material seat 32; the pushing mechanism 6 comprises a pushing cylinder 61 and a pushing plate 62 connected with the pushing cylinder 61, and a pushing groove 63 is arranged on the pushing plate 62; the feeding frame 33 is provided with a feeding cylinder 331, a moving frame 332 movably mounted on the feeding frame 33 and connected with the feeding cylinder 331, an upper and lower cylinder 333 mounted on the moving frame 332, an upper and lower moving plate 334 movably mounted on the moving frame 332 and connected with the upper and lower cylinder 333, and a clamping cylinder 335 mounted on the upper and lower moving plate 334, wherein the clamping cylinder 335 is provided with a clamping claw 336; the feeding frame 33 is also provided with a guide rod 337 movably connected with the moving frame 332, and the moving frame 332 is also provided with a guide rod 337 movably connected with the up-down moving plate 334; the material rest 31 is obliquely arranged on the deburring machine frame 1 so that the workpiece can automatically move downwards on the material rest 31 through gravity; the arrangement of the guide strip 34 is convenient for the workpiece to roll; through the arrangement of the sliding groove 36 and the adjusting slide block 37, the position of the limiting block 35 can be adjusted according to the length of the workpiece, so that the workpiece adjusting device is suitable for workpieces with different lengths, and the application range is widened; through the arrangement of the baffle 38, the workpiece at the bottom is prevented from being ejected from the material rack 31 due to the gravity extrusion of the superposed workpieces; through the arrangement of the material pushing mechanism 6, when the workpiece at the bottommost end moves into the material pushing mechanism 6 through the material outlet 39, the workpiece is pushed out through the material pushing mechanism 6; through the arrangement of the material pushing groove 63, when a workpiece falls into the material pushing groove 63, the material pushing cylinder 61 pushes the material pushing plate 62 to move, so that the workpiece is driven to move; the feeding frame 33 is driven to move by the feeding cylinder 331, the up-down moving plate 334 and the clamping cylinder 335 are driven to move up and down by the up-down cylinder 333, and the workpiece is clamped and conveyed by the clamping cylinder 335 and the clamping claw 336; through the setting of guide bar 337, still play the stabilizing effect when moving when playing the guide effect.

Further, as shown in fig. 1 and fig. 13, a clamping mechanism 4 is further mounted on the deburring machine frame 1, and the clamping mechanism 4 includes a spindle box 41 mounted on the deburring machine frame 1, a spindle 42 and a clamping sleeve 43 mounted in the spindle box 41, and a spindle motor 44 mounted on the deburring machine frame 1 and in transmission connection with the spindle 42; an ejector rod 45 is movably arranged in the main shaft 42, and an ejection cylinder 46 connected with the ejector rod 45 is also arranged on the deburring rack 1; a guide sleeve 47 is also arranged between the clamping sleeve 43 and the main spindle box 41; the locking sleeve is provided with a locking step 48; the spindle box 41 is further provided with a tensioning cylinder 49, the spindle 42 is movably provided with a pushing block 411, the pushing block 411 is movably provided with a tensioning sleeve 410, and the tensioning cylinder 49 is movably connected with the tensioning sleeve 410; a support column 412 and a locking plate 414 are fixedly arranged on the main shaft 42; a plurality of levers 415 are movably arranged on the support column 412; an arc surface 416 is arranged on the pushing block 411, and a conical surface 417 is arranged on the locking plate 414; one end of the lever 415 is in contact with the arc surface 416, and the other end is in contact with the conical surface 417; a plurality of thin slot grooves 413 are also arranged on the clamping sleeve 43; through the arrangement of the ejection cylinder 46 and the ejector rod 45, after the workpiece is polished and deburred, the workpiece is pushed out of the clamping sleeve 43 through the ejector rod 45, so that blanking is completed; through the arrangement of the tensioning cylinder 49, the pushing block 411 is driven to move backwards by pushing the tensioning sleeve 410, through the arrangement of the lever 415 and the locking plate 414, the cambered surface 416 is arranged on the pushing block 411, and the conical surface 417 is arranged on the locking plate 414, so that when the pushing block 411 moves backwards, one end of the lever 415 is driven to move upwards through the cambered surface 416, the other end of the lever 415 moves downwards, and the locking plate 414 is pressed to move backwards through the matching with the conical surface 417, so that the spindle 42 can be driven to move backwards; the clamping collet 43 contracts inwardly so that the workpiece can be clamped.

Further, referring to fig. 1 and fig. 11-12, a polishing mechanism 5 is further mounted on the deburring machine frame 1, and the polishing mechanism 5 comprises a base frame 51 mounted on the deburring machine frame 1, a polishing frame 52 movably mounted on the base frame 51, a polishing motor 53 mounted on the polishing frame 52, a driving wheel 54 mounted on the polishing motor 53, a driven wheel 55 movably mounted on the polishing frame 52, and a sanding belt 56 mounted on the driving wheel 54 and the driven wheel 55; an adjusting groove 57 is formed in the polishing frame 52, an adjusting block 58 is installed in the adjusting groove 57, and the driven wheel 55 is installed on the adjusting block 58; the polishing frame 52 is also provided with a tensioning cylinder 59, and the tensioning cylinder 59 is fixedly connected with the adjusting block 58; the deburring machine frame 1 is also provided with a grinding cylinder 510 connected with the grinding frame 52; the bottom frame 51 is provided with a bearing fixing sleeve 511, and the polishing frame 52 is movably arranged on the bearing fixing sleeve 511; the grinding frame 52 is also provided with a limiting rod 512; a plurality of guide rollers 513 are further mounted on the polishing frame 52; a discharging guide plate 712 is also arranged on the deburring machine frame 1; the grinding frame 52 is movably arranged on the bottom frame 51, so that the grinding frame 52 can be pushed by the grinding cylinder 510 to rotate at a base point connected with the bottom frame 51, and the abrasive belt 56 is driven to contact with a workpiece and finish grinding work; through the arrangement of the tensioning cylinder 59, the adjusting block 58 and the adjusting groove 57, the position of the adjusting block 58 in the adjusting groove 57 can be driven to be adjusted through the tensioning cylinder 59, the position of the driven wheel 55 is adjusted, and therefore the tensioning of the abrasive belt 56 can be adjusted; the movement distance of the grinding frame 52 is limited by the arrangement of the limiting rod 512; the looseness of the contact part of the abrasive belt 56 and the workpiece is increased through the arrangement of the guide roller 513, so that the polishing effect is ensured.

Further, referring to fig. 14, the automatic feeding mechanism 8 includes a feeding frame 81, a conveying frame 82 mounted on the feeding frame 81, a roller motor 83 mounted on the conveying frame 82, and a conveying belt 84 drivingly mounted on the roller motor 83; the conveying belt 84 is provided with a plurality of hooks 85; the bottom of the transmission frame 82 is also provided with a blocking block 86; through the arrangement of the hook 85, the transmission belt can move and simultaneously drive the handlebar vertical pipe to move along with the hook 85; by providing the stop block 86, the handlebar stem can be prevented from falling off the bottom end of the transmission rack 82.

Referring to fig. 1-14, the operation of the present invention: firstly, a handle bar vertical pipe to be sawed is placed between the material blocking plates 728 on the material blocking plates 727, the handle bar vertical pipe rolls to the feeding plate 726 along the material blocking plates 728, then the control box 2 controls the sawing feeding cylinder 724 to move, the sawing feeding cylinder 724 drives the sliding block 725 to move, the sliding block 725 drives the feeding plate 726 and the handle bar vertical pipe placed on the feeding plate 726 to slide along the guide rail 723, and the handle bar vertical pipe is conveyed to the position limiting top block 714; then the handle bar vertical pipe conveyed to the automatic fixing mechanism 73 is controlled by the PLC control box 2 to move by the fixed hydraulic cylinder 735, the fixed hydraulic cylinder 735 drives the movable fixing plate 102 to move along the guide rod 337, the handle bar vertical pipe is fixed between the fixing plate 732 and the movable fixing plate 733 to be clamped, and then the sawing feeding cylinder 724 drives the sliding block 725 and the feeding plate 726 mounted on the sliding block 725 to return to the original state; the PLC control box 2 controls the sawing hydraulic cylinder 742 to move simultaneously to drive the cutting machine 745 to rotate, the sawing hydraulic cylinder 742 drives the connecting plate 744 to move upwards, the connecting plate 744 drives the motor fixing plate 505 to move downwards along the rotating shaft 743, meanwhile, the connecting plate 744 drives the limit screw 747 to move upwards, the spring 749 starts to extend, when the limit nut 748 on the limit screw 747 is in contact with the limit baffle 746 of the cutting machine, the cutting machine 745 stops moving downwards to saw the handlebar stand pipe, after the sawing is completed, the sawing hydraulic cylinder 742 drives the connecting plate 744 to move downwards, the connecting plate 744 drives the cutting machine 745 to move upwards along the rotating shaft 743, the spring 749 starts to contract until the limit nut on the limit screw 747 is in contact with the limit baffle 746 of the cutting machine, the handlebar stand pipe which is sawed falls onto the discharging guide plate 712 through the discharging port 737, and rolls onto the automatic feeding, the cooling liquid flowing to the discharging guide plate 712 flows to the bag type filter screen 719 in the cooling liquid collection tank 717 through the water flowing port 716, and flows to the cooling liquid collection tank 717 for storage after being filtered by the bag type filter screen 719, so that the cooling liquid can be reused at a later stage; the handle bar vertical pipe falls onto the conveying belt 84, the roller motor 83 drives the conveying belt 84 to move, so that the handle bar vertical pipe is driven by the hook 85 on the conveying belt 84 to move along with the conveying belt 84 until the handle bar vertical pipe moves onto the material rack 31 of the deburring feeding mechanism 3 and moves to the material outlet 39 along the material rack 31, and the handle bar vertical pipe falls into the material pushing groove 63 on the material pushing plate 62 through the material outlet 39; then, the PLC control box 2 controls the material pushing cylinder 61 to be started, the material pushing cylinder 61 pushes the material pushing plate 62 and the workpiece in the material pushing groove 63 to move until the material pushing groove 63 is located in the material groove 321 on the material seat 32, the workpiece falls into the material groove 321, the material pushing cylinder 61 resets, and the workpiece at the bottommost part on the material rack 31 falls into the material pushing groove 63 through the material outlet 39 to prepare for next material pushing; the upper and lower air cylinders 333 are started to drive the upper and lower moving plates 334 to move downwards until the clamping claws 336 are positioned in the clamping grooves 322, then the clamping air cylinders 335 are started to drive the clamping claws 336 to clamp the workpiece, the upper and lower air cylinders 333 drive the upper and lower moving plates 334 to move upwards, the feeding air cylinders 331 are started to drive the feeding frame 33 to move forwards and move to the front of the clamping sleeve 43, and the clamping air cylinders 335 are loosened and reset after the workpiece is pushed into the clamping sleeve 43; the tensioning cylinder 49 is started to push the tensioning sleeve, the tensioning sleeve drives the pushing block 411 to move backwards on the main shaft, the pushing block 411 moves backwards to press the lever 415 through the arc surface, one end of the lever moves upwards, the other end of the lever 415 moves downwards, the conical surface 417 on the locking plate 414 is pressed when the lever moves downwards, the locking plate 414 is driven to move backwards through the arrangement of the conical surface 417, the locking plate 414 drives the main shaft 42 to move backwards, the locking step 48 on the clamping sleeve 43 is driven to be in contact with the guide sleeve 47, the clamping sleeve 43 is pressed through the guide sleeve 47 in the process of moving backwards, and then the main shaft motor 44 is started to drive the handlebar stem to rotate; therefore, a workpiece is clamped, then the spindle motor 44 is started to drive the clamping sleeve 43 and the workpiece to rotate, meanwhile, the grinding motor 53 is started to drive the driving wheel 54 to rotate, so as to drive the abrasive belt 56 to rotate, then the grinding cylinder 510 is started to push the grinding frame 52 and the abrasive belt 56 to rotate by taking a connection point with the bottom frame 51 as a base point until the abrasive belt 56 is in contact with the workpiece, so that the workpiece is ground and deburred, the grinding frame is reset after grinding is finished, the grinding motor 53 and the spindle motor 44 are stopped, then the ejection cylinder 46 is started to push the ejector rod 45, the workpiece is ejected out of the clamping sleeve 43 through the ejector rod 45, and the workpiece falls out of the ejection guide plate 712.

The scope of protection of the invention is not limited to the above embodiments and variations thereof. The present invention is not limited to the above embodiments, but may be modified in various ways.

Claims

1. A handle bar vertical pipe bevel deburring production line comprises a PLC control box (2); the automatic deburring device is characterized by also comprising a sawing mechanism (7), a deburring mechanism (101) and an automatic feeding mechanism (8) which is connected with the sawing mechanism (7) and the deburring mechanism (101); the PLC control box (2) is respectively connected with the sawing mechanism (7), the deburring mechanism (101) and the automatic feeding mechanism (8) through lines; the deburring mechanism (101) comprises a clamping mechanism (4) and a grinding mechanism (5).

2. The handlebar standpipe bevel angle deburring production line of claim 1, wherein: the sawing mechanism (7) comprises a sawing rack (71), a sawing feeding mechanism (72) arranged on the sawing rack (71), an automatic fixing mechanism (73) and a cutting mechanism (74); the deburring mechanism (101) comprises a deburring rack (1), a deburring feeding mechanism (3) arranged on the deburring rack (1), a clamping mechanism (4) and a grinding mechanism (5).

3. The handlebar standpipe bevel angle deburring production line of claim 2, wherein: the sawing and feeding mechanism (72) comprises a feeding bottom plate (721) and a feeding support (722) connected with the feeding bottom plate (721); a guide rail (723) and a sawing and feeding cylinder (724) are arranged on the feeding bottom plate (721); a sliding block (725) is arranged on the guide rail (723); the sawing and feeding cylinder (724) is matched with the sliding block (725); a feeding plate (726) is arranged on the sliding block (725); a material guide plate (727) is arranged on the feeding bracket (722); a plurality of material baffle plates (728) are arranged on the material guide plate (727); a pipe body pressing plate (729) is arranged on the striker plate (728); the sawing frame (71) is also provided with a material blocking block (7210); the material blocking block (7210) corresponds to the feeding support (722) in position.

4. The handlebar standpipe bevel angle deburring production line of claim 2, wherein: the automatic fixing mechanism (73) comprises a supporting plate (731) arranged on the sawing frame (71), a fixing plate (732) arranged on the supporting plate (731), and a movable fixing plate (733) corresponding to the fixing plate (732) in position; a hydraulic cylinder fixing plate (734) is further mounted on the sawing frame (71); a fixed hydraulic cylinder (735) is mounted on the hydraulic cylinder fixing plate (734); the fixed hydraulic cylinder (735) is connected with the movable fixing plate (733); a guide rod (337) is arranged between the hydraulic cylinder fixing plate (734) and the movable fixing plate (733); the fixed plate (732) and the movable fixed plate (733) are provided with sawing grooves (736); and a discharge hole (737) corresponding to the sawing groove (736) is formed in the sawing frame (71).

5. The handlebar standpipe bevel angle deburring production line of claim 4, wherein: the sawing frame (71) is also provided with a cutting mechanism (74); the cutting mechanism (74) comprises a sawing base (741) and a sawing hydraulic cylinder (742) mounted on the sawing base (741); a rotating shaft (743) is installed on the sawing base (741), and a connecting plate (744) is installed on the rotating shaft (743); a cutting machine (745) is arranged on the connecting plate (744); the sawing hydraulic cylinder (742) is connected with the connecting plate (744); a cutting machine limit baffle (746) is further installed on the sawing base (741); a limit screw (747) is arranged on the limit baffle (746) of the cutting machine; a limiting nut (748) is mounted on the limiting screw rod (747); the limiting screw rod (747) is connected with the connecting plate (744); a spring (749) is also arranged between the sawing base (741) and the connecting plate (744); the sawing machine frame (71) is further provided with a limiting fixing plate (711) and a discharging guide plate (712), the limiting fixing plate (711) is provided with an adjusting screw (713), one end of the adjusting screw (713) is provided with a limiting jacking block (714), and the other end of the adjusting screw is provided with a hand wheel (715); a plurality of water flow openings (716) are formed in the discharging guide plate (712); the sawing frame (71) is also provided with a cooling liquid collecting box (717) corresponding to the position of the water flowing port (716), and the cooling liquid collecting box (717) is provided with a fixing boss (718); a bag type filter screen (719) is arranged on the fixed boss (718); a fixing groove (7110) matched with the fixing boss (718) is arranged on the bag type filter screen (719); a pressing plate (7111) is arranged on the bag type filter screen (719); and the pressing plate (7111) is provided with a mounting groove (7112) matched with the fixing boss (718).

6. The handlebar standpipe bevel angle deburring production line of claim 2, wherein: the deburring feeding mechanism (3) comprises a material rest (31) which is arranged on the deburring rack (1) in an inclined mode, a material seat (32) which is arranged on the deburring rack (1) and corresponds to the material rest (31) in position, and a feeding rack (33) which is arranged on the deburring rack (1); the material rack (31) is provided with a plurality of guide strips (34), and the material rack (31) is also movably provided with a limiting block (35); a sliding groove (36) is formed in the material rack (31), and an adjusting sliding block (37) matched with the sliding groove (36) is arranged on the limiting block (35); the material rack (31) and the limiting block (35) are also provided with a baffle (38); a material outlet (39) is formed in the bottom end of the material rack (31); the rack (1) is also provided with a material pushing mechanism (6), and the material pushing mechanism (6) is positioned at the bottom of the material rack (31); a material groove (321) and a clamping groove (322) are arranged on the material seat (32); the pushing mechanism (6) comprises a pushing cylinder (61) and a pushing plate (62) connected with the pushing cylinder (61), and a pushing groove (63) is formed in the pushing plate (62); the feeding frame (33) is provided with a feeding cylinder (331), a moving frame (332) which is movably arranged on the feeding frame (33) and connected with the feeding cylinder (331), an upper and lower cylinder (333) arranged on the moving frame (332), an upper and lower moving plate (334) which is movably arranged on the moving frame (332) and connected with the upper and lower cylinder (333), and a clamping cylinder (335) arranged on the upper and lower moving plate (334), wherein the clamping cylinder (335) is provided with a clamping claw (336); the feeding frame (33) is further provided with a guide rod (337) movably connected with the moving frame (332), and the moving frame (332) is also provided with a guide rod (337) movably connected with the up-down moving plate (334).

7. The handlebar standpipe bevel angle deburring production line of claim 6, wherein: the deburring machine frame (1) is further provided with a clamping mechanism (4), and the clamping mechanism (4) comprises a spindle box (41) arranged on the deburring machine frame (1), a spindle (42) and a clamping sleeve (43) which are arranged in the spindle box (41), and a spindle motor (44) which is arranged on the deburring machine frame (1) and is in transmission connection with the spindle (42); an ejector rod (45) is movably mounted in the main shaft (42), and an ejection cylinder (46) connected with the ejector rod (45) is further mounted on the deburring rack (1); a guide sleeve (47) is also arranged between the clamping sleeve (43) and the spindle box (41); the locking sleeve is provided with a locking step (48); the spindle box (41) is further provided with a tensioning cylinder (49), the spindle (42) is movably provided with a pushing block (411), the pushing block (411) is movably provided with a tensioning sleeve (410), and the tensioning cylinder (49) is movably connected with the tensioning sleeve (410); a support column (412) and a locking plate (414) are fixedly arranged on the main shaft (42); a plurality of levers (415) are movably arranged on the supporting column (412); an arc surface (416) is arranged on the pushing block (411), and a conical surface (417) is arranged on the locking plate (414); one end of the lever (415) is in contact with the cambered surface (416), and the other end of the lever is in contact with the conical surface (417); the clamping sleeve (43) is also provided with a plurality of thin slot grooves (413).

8. The handlebar standpipe bevel angle deburring production line of claim 7, wherein: the deburring machine frame (1) is further provided with a grinding mechanism (5), and the grinding mechanism (5) comprises a bottom frame (51) arranged on the deburring machine frame (1), a grinding frame (52) movably arranged on the bottom frame (51), a grinding motor (53) arranged on the grinding frame (52), a driving wheel (54) arranged on the grinding motor (53), a driven wheel (55) movably arranged on the grinding frame (52) and abrasive belts (56) arranged on the driving wheel (54) and the driven wheel (55); an adjusting groove (57) is formed in the polishing frame (52), an adjusting block (58) is installed in the adjusting groove (57), and the driven wheel (55) is installed on the adjusting block (58); the polishing frame (52) is also provided with a tensioning cylinder (59), and the tensioning cylinder (59) is fixedly connected with the adjusting block (58); the deburring machine frame (1) is also provided with a grinding cylinder (510) connected with the grinding frame (52); the bottom frame (51) is provided with a bearing fixing sleeve (511), and the polishing frame (52) is movably arranged on the bearing fixing sleeve (511); the grinding frame (52) is also provided with a limiting rod (512); the grinding frame (52) is also provided with a plurality of guide rollers (513); and a discharging guide plate (712) is further installed on the deburring rack (1).

9. The handlebar standpipe bevel angle deburring production line of claim 2, wherein: the automatic feeding mechanism (8) comprises a feeding rack (81), a transmission rack (82) arranged on the feeding rack (81), a roller motor (83) arranged on the transmission rack (82) and a conveying belt (84) arranged on the roller motor (83) in a transmission manner; the conveying belt (84) is provided with a plurality of hooks (85); the bottom of the transmission frame (82) is also provided with a blocking block (86).

10. The process for producing the handle bar stem bevel deburring line as claimed in any one of claims 1 to 9, wherein: the process comprises the following steps:

the first step is as follows: firstly, a handlebar vertical pipe is placed on a material guide plate (727), the handlebar vertical pipe rolls onto a feeding plate (726), and then a sawing feeding cylinder (724) drives the feeding plate (726) to move along a guide rail (723) through a sliding block (725), so that the handlebar vertical pipe is conveyed onto an automatic fixing mechanism (73);

the second step is that: the handlebar vertical pipe is conveyed to the automatic fixing mechanism (73), the movable fixing plate (733) is driven to move forwards along the guide rod (337) through the fixed hydraulic cylinder (735), and therefore the handlebar vertical pipe is fixed between the fixing plate (732) and the movable fixing plate (733);

the third step: the cutting machine (745) is started, the sawing hydraulic cylinder (742) drives the connecting plate (744) to move upwards, the connecting plate (744) drives the rotating shaft (743) to rotate, so that the cutting machine (745) is driven to rotate and move downwards to be in contact with the handlebar vertical pipe and saw the handlebar vertical pipe, the sawed handlebar vertical pipe falls to the discharging guide plate (712) from the discharging port (737), and the sawed handlebar vertical pipe falls to the automatic feeding mechanism (8) through the discharging guide plate (712);

the fourth step: the vertical handlebar pipe falls onto a conveying belt (84), a roller motor (83) drives the conveying belt (84) to move, so that the vertical handlebar pipe is driven by a hook (85) on the conveying belt (84) to move along with the conveying belt (84) until the vertical handlebar pipe moves onto a material rack (31) of a deburring and feeding mechanism (3) and moves to a material outlet (39) along the material rack (31), and the vertical handlebar pipe falls into a material pushing groove (63) on a material pushing plate (62) through the material outlet (39);

the fifth step: the pushing cylinder (61) is started to drive the handle vertical pipe to move into a trough (321) on the material seat (32);

and a sixth step: then the upper and lower air cylinders (333) are started to drive the clamping air cylinder (335) to move downwards until the material clamping claw (336) is positioned in the clamping groove (322), and the clamping air cylinder (335) is started to drive the material clamping claw (322) to clamp the handlebar vertical pipe; then the feeding cylinder (331) is started to drive the handlebar to move to the front of the clamping mechanism (4) and insert one end of the handlebar vertical pipe into the clamping sleeve (43);

the seventh step: the tightening cylinder (49) is started to push the pushing block (411), the lever (415) is extruded through the pushing block (411), the locking plate (414) is extruded by the other end of the lever (415), the main shaft (42) is driven by the locking plate (414) to move backwards, so that the locking step (48) on the clamping sleeve (43) is driven to be in contact with the guide sleeve (47) and the clamping sleeve (43) is extruded through the guide sleeve (47) to clamp the handlebar stem, and then the spindle motor (44) is started to drive the handlebar stem to rotate;

eighth step: the grinding motor (53) is started to drive the driving wheel (54) to rotate so as to drive the abrasive belt (56) to rotate, then the grinding cylinder (510) is started to drive the grinding frame (52) to rotate by taking a connecting point with the bottom frame (51) as a base point, so that the abrasive belt (56) is driven to contact with the handlebar vertical pipe to complete deburring treatment;

the ninth step: after deburring is completed, the handle vertical pipe is loosened, the ejection cylinder (46) is started to push the ejector rod (45), the handle vertical pipe is ejected out of the clamping sleeve (43) through the ejector rod (45), and the ejected handle vertical pipe falls onto the discharging guide plate (712) and is discharged through the discharging guide plate (712).