Drilling equipment and drilling technology for nozzle pin hole machining

Abstract

The invention relates to the technical field of machine tool machining, and discloses drilling equipment and a drilling process for nozzle pin hole machining, the drilling equipment comprises a support and a base, a drilling device and a lifting device are arranged on the support, a conveying device and a positioning device are arranged on the base, and a feeding conveying table and a discharging conveying table are arranged on the two sides of the base respectively; the drilling device comprises a control source, a plurality of drill bits and an adjusting part used for adjusting the positions of the drill bits, the lifting device comprises a first threaded rod and a transmission part, and the conveying device comprises a conveying belt and a moving part used for controlling the position of the conveying belt on the base. According to the drilling machine, the positions of the multiple drill bits are adjusted through the arrangement of the adjusting piece, workpieces are carried through the arrangement of the conveying belt, and therefore rapid machining and carrying of the workpieces are achieved, and the problems that when different workpieces are machined through a traditional drilling machine, matched cutter heads need to be frequently replaced, and the machining efficiency is high are solved. And machined workpieces need to be grabbed and placed through a mechanical arm, operation is complex, and the machining efficiency is affected.

Description

Technical Field

[0001] The invention relates to the technical field of machine tool processing, in particular to a drilling device and a drilling process for processing a nozzle pin hole. Background Art

[0002] Drilling equipment refers to a general term for machinery and equipment that uses a tool that is harder and sharper than the target object to leave cylindrical holes or holes on the target object through rotary cutting or rotary extrusion. When the punching machine needs to drill holes in a porous workpiece, it is necessary to replace the cutter disc and adjust the position of the cutter disc according to the distribution of holes on the workpiece. At the same time, after the workpiece is processed, it is necessary to grab and place the workpiece by a robot. The operation is relatively complicated, which affects the processing efficiency of the workpiece. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides the following technical solutions: A drilling device comprises a support and a base, wherein the support is provided with a drilling device and a lifting device, the base is provided with a transport device and a positioning device, and both sides of the base are provided with a feeding conveying platform and a discharging conveying platform; The drilling device comprises a control source, a plurality of drill bits and an adjusting member for adjusting the positions of the plurality of drill bits, wherein the control source drives the adjusting member to operate and drives the plurality of drill bits to rotate; The lifting device comprises a first threaded rod and a transmission member, and power is transmitted between the transmission member and the adjusting member, so that when the control source drives the adjusting member to operate, the transmission member is driven to operate, and the first threaded rod is driven to rotate, thereby driving the drill bit to be lifted and lowered; The transport device comprises a transport belt and a moving part for controlling the position of the transport belt on the base, and when the moving part is in operation, the transport belt is driven to move so that the transport belt is located directly below the drill bit; The positioning device comprises a transverse clamping member and a longitudinal clamping member, and a linkage member is arranged between the transverse clamping member and the longitudinal clamping member, so that when the longitudinal clamping member is in operation, the longitudinal clamping member is driven to operate synchronously.

[0004] Preferably, a mounting frame is provided on one side of the support, the control source includes a first motor, the first motor is fixedly mounted on the top of the mounting frame, the adjusting member includes a plurality of universal joints, double rows of guide grooves are provided around the bottom of the mounting frame, a drill rod is fixedly mounted on the drill bit, a sleeve is provided on the outer periphery of the drill rod, the drill rod is rotatably arranged in the sleeve through a bearing, a connecting plate is fixedly connected to one side of the sleeve, a sliding groove is provided on one side of the connecting plate, a sliding pin is slidably arranged in the sliding groove, the sliding pin is slidably arranged in the double row of guide grooves, one end of the universal joint is rotatably arranged in the mounting frame through a bearing, and the other end of the universal joint is fixedly connected to the drill rod.

[0005] Preferably, the adjusting member also includes a first gear and multiple second gears, a first rotating rod and multiple second rotating rods are rotatably connected in the mounting frame through bearings, the output end of the first motor is fixedly connected to one end of the first rotating rod, the first gear is fixedly installed on the first rotating rod, one end of the multiple second rotating rods is fixedly connected to one end of the universal joint, the second gear is fixedly installed on the second rotating rod, and the first gear is meshingly connected with the second gears.

[0006] Preferably, the transmission member includes a third rotating rod and a fourth rotating rod, the first rotating rod is fixedly mounted with a third gear, the third rotating rod is rotatably mounted on the mounting frame through a bearing, the third rotating rod is fixedly mounted with a fourth gear, the third gear is meshingly connected with the fourth gear, the fourth rotating rod is rotatably mounted on the mounting frame through a bearing, one end of the fourth rotating rod is fixedly connected with one end of the first threaded rod, the third rotating rod is fixedly mounted with a fifth gear, the fourth rotating rod is fixedly mounted with a sixth gear, and the sixth gear is meshingly connected with the fifth gear.

[0007] Preferably, the transmission member also includes a guide rail and a guide block, the guide rail is installed on the top of one side of the support, the guide block is fixedly installed on one side of the mounting frame, the guide block is slidably arranged on the guide rail, a support seat is fixedly installed on one side of the support, the bottom end of the first threaded rod is rotatably arranged on the support seat through a bearing, and the mounting frame is threadedly connected to the first threaded rod.

[0008] Preferably, the movable part includes a movable frame, both sides of the movable frame are rotatably connected with rotating rollers through bearings, the conveyor belt is sleeved on the rotating rollers, the base is provided with guide grooves, the movable frame is slidably arranged in the guide grooves, both sides of the movable frame are fixedly connected with cross plates, one side of the cross plate is fixedly connected with a second motor, the output end of the second motor is fixedly connected to one of the rotating rollers, one side of the cross plate is fixedly connected with a first piston rod, one end of the first piston rod is assembled on a support, a first cylinder is fixedly installed on the support, and the output end of the first cylinder is fixedly connected to one end of the first piston rod.

[0009] Preferably, the longitudinal clamping member includes two first clamping plates, a vertical plate is fixedly connected to the horizontal plate, round rods are fixedly connected to both sides of the first clamping plate, the round rods are slidably connected to the vertical plate, one side of the first clamping plate is rotatably connected to a second threaded rod via a bearing, the second threaded rod is threadedly connected to the vertical plate, both ends of one side of the vertical plate are rotatably connected to pulleys via bearings, one of the pulleys is installed on the outer periphery of the second threaded rod and is threadedly connected to the second threaded rod, a transmission belt is sleeved on the outer periphery of the two pulleys, a rectangular hole is opened on the base, the bottom end of the vertical plate extends to the bottom of the base and is slidably connected to the rectangular hole, a connecting rod is arranged between the two vertical plates, and the two ends of the connecting rod are respectively fixedly connected to the two pulleys.

[0010] Preferably, the transverse clamping member includes two second clamping plates, a second cylinder is fixedly installed on the base, a movable plate is provided on one side of the second cylinder, a second piston rod is fixedly installed on one side of the movable plate, an output end of the second cylinder is fixedly connected to one end of the second piston rod, a rectangular seat is fixedly installed at both ends of one side of the movable plate, a rectangular groove is provided on the rectangular seat, a third threaded rod is rotatably connected in the rectangular groove via a bearing, a rectangular block is fixedly connected to the bottom of the second clamping plate, the rectangular block is slidably arranged in the rectangular groove and is threadably connected to the third threaded rod, a main gear is rotatably connected to one side of the rectangular seat via a bearing, and one side of the main gear is fixedly connected to one end of the third threaded rod.

[0011] The driving mechanism that the cam is in the form of a pin is connected to the base of the driving mechanism, and the pin is connected to the base through the intermediate position, and the intermediate position is provided with a pinion, and the pinion is connected with the gear train of the driving mechanism. The middle piece includes a hinge plate, an inner groove is opened on one side of the auxiliary rod, an inner rod is fixedly connected to one side of the main rod, the inner rod is sleeved in the inner groove, a plurality of hinge plates are arranged on the outer periphery of the inner rod and hinged to the inner rod, a torsion spring is fixedly installed at the hinge between the hinge plate and the inner rod, a plurality of baffles are fixedly connected to the inner wall of the inner groove, and the hinge plate is in contact with the baffle.

[0012] The drilling process for nozzle pin hole processing uses a drilling device, and the specific steps are as follows: The positions of multiple drill bits are adjusted according to the distribution of circular holes on the workpiece, that is, the positions between the multiple drill bits are adjusted by the adjusting member, and then the position of the conveyor belt is adjusted by the moving member, so that the conveyor belt is located directly below the multiple drill bits. After adjusting the positions of the drill bits and the conveyor belt, the feed conveyor platform drives the workpiece to move onto the conveyor belt, the conveyor belt rotates and makes the workpiece located below the drill bit, and then the linkage member operates to drive the transverse clamping member to move toward the conveyor platform, so that the transverse clamping member moves to the top of the conveyor platform, and the transverse clamping member and the longitudinal clamping member are driven by the linkage member to operate while the transverse clamping member is driven to operate, so that the workpiece is fixed between the transverse clamping member and the longitudinal clamping member, and then the transmission member is driven to operate by the control source, and through the setting of the power transmission between the transmission member and the adjusting member, the control source drives the drill bit to rotate, and at the same time drives the lifting device to operate, so that the drill bit moves toward the workpiece, and the fixed workpiece is subjected to drilling processing. Beneficial Effects

[0013] Compared with the prior art, the present invention provides a drilling device and a drilling process for nozzle pin hole processing, which has the following beneficial effects: 1. A drilling device and a drilling process for processing nozzle pin holes. The positions of multiple drill bits are adjusted by setting an adjusting member, and the drill bits are driven to work and to be lifted and lowered by setting a transmission member, so as to process a workpiece. The positioning device is set so that the conveyor belt can fix the workpiece during transportation and facilitate processing. When the workpiece is processed, the conveyor belt can be used to transport the workpiece, so as to achieve rapid processing and transportation of the workpiece, which solves the problem that a traditional drilling machine needs to frequently replace a matching cutter disc when processing different workpieces, and the processed workpiece needs to be grabbed and placed by a robot, which is complicated to operate and affects processing efficiency.

[0014] 2. A drilling device and a drilling process for nozzle pin hole processing. Through the setting of a universal joint and the sliding connection between the sliding pin and the connecting plate and the double-row guide groove, the position of a single drill bit can be adjusted at will according to the hole position on the workpiece, so that the device is suitable for processing various workpieces, and there is no need to replace the matching cutter disc according to the size of the workpiece and the hole position. The operation is more convenient and the adaptability is higher.

[0015] 3. A drilling device and a drilling process for nozzle pin hole processing. Through the cooperation between the feed conveyor platform, the discharge conveyor platform and the conveyor belt, the workpiece can be quickly transported to the conveyor platform for processing. During the workpiece processing, the positioning device is set to position the workpiece on all sides, thereby preventing the workpiece from moving with the rotation of the conveyor belt, and the workpiece is processed. When the workpiece processing is completed, the positioning device is detached from the top of the conveyor belt, so that the workpiece is transported to the discharge conveyor platform through the conveyor belt, thereby quickly completing the transportation, processing and discharging of the workpiece. Compared with the grasping and placement of the robot, the conveyor belt type transportation is simpler and faster to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is one of the overall structural schematic diagrams of a drilling device of the present invention; Figure 2 This is a second schematic diagram of the overall structure of a drilling device of the present invention; Figure 3 For the present invention Figure 2 Schematic diagram of the structure of the middle A part; Figure 4 It is a schematic diagram of the structure of the adjusting member and the transmission member of the present invention; Figure 5 For the present invention Figure 4 Schematic diagram of the structure of the middle B part; Figure 6 It is a schematic diagram of the structure of the moving part of the present invention; Figure 7 It is a schematic diagram of the structure of the transverse clamping member and the longitudinal clamping member of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the structure of the middle C part; Fig. 9 For the present invention Figure 7 Schematic diagram of the structure of the middle D part; Fig.10 It is a schematic diagram of the linkage structure of the present invention; Fig.11 For the present invention Fig.10 Schematic diagram of the structure of the middle E part; Fig.12 For the present invention Fig.11 Schematic diagram of the structure of section F.

[0017] In the figure: 1, support; 2, base; 3, drilling device; 4, lifting device; 5, transportation device; 6, positioning device; 7, feeding conveyor; 8, discharging conveyor; 31, control source; 32, drill bit; 33, adjustment member; 41, first threaded rod; 42, transmission member; 51, conveyor belt; 52, moving member; 61, horizontal clamping member; 62, longitudinal clamping member; 63, linkage member; 9, mounting frame; 311, first motor; 331, universal joint; 332, double-row guide groove; 333, drill rod; 334, sleeve; 335, connecting plate; 336, slide groove; 337, sliding pin; 338, first gear; 339, second gear; 3310, first rotating rod; 3311, second rotating rod; 421, third rotating rod; 422, fourth rotating rod; 423, third gear; 424, fourth gear; 425, fifth gear; 426, sixth gear; 427, guide rail; 428, guide block; 429, support seat; 521, mobile frame; 522, rotating Roller; 523, guide groove; 524, horizontal plate; 525, second motor; 526, first piston rod; 527, first cylinder; 621, first clamping plate; 622, vertical plate; 623, round rod; 624, second threaded rod; 625, pulley; 626, transmission belt; 627, rectangular hole; 628, connecting rod; 611, second clamping plate; 612, second cylinder; 613, moving plate; 614, second piston rod; 615, rectangular seat; 616, rectangular groove; 61 7. The third threaded rod; 618. The rectangular block; 619. The main gear; 631. The block; 632. The slot; 633. The moving block; 634. The main rod; 635. The auxiliary rod; 630. The middle piece; 636. The third motor; 637. The cross bar; 638. The transmission belt; 639. The worm; 6310. The transmission rod; 6311. The toothed belt; 6312. The worm wheel; 6301. The hinge plate; 6302. The inner groove; 6303. The inner rod; 6304. The torsion spring; 6305. The baffle. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] As introduced in the background technology, there are deficiencies in the prior art. In order to solve the above technical problems, the present application proposes a drilling device and a drilling process for nozzle pin hole processing. Embodiment 1:

[0020] See also Figure 1-Figure 3A drilling device comprises a support 1 and a base 2, a drilling device 3 and a lifting device 4 are arranged on the support 1, a transport device 5 and a positioning device 6 are arranged on the base 2, and a feed conveying platform 7 and a discharge conveying platform 8 are arranged on both sides of the base 2; The drilling device 3 includes a control source 31, a plurality of drill bits 32, and an adjusting member 33 for adjusting the positions of the plurality of drill bits 32. The control source 31 drives the adjusting member 33 to operate and drives the plurality of drill bits 32 to rotate. The lifting device 4 includes a first threaded rod 41 and a transmission member 42. The transmission member 42 and the adjusting member 33 are powered by power transmission, so that when the control source 31 drives the adjusting member 33 to operate, the transmission member 42 is driven to operate, and the first threaded rod 41 is driven to rotate, thereby driving the drill bit 32 to rise and fall; The transport device 5 includes a transport belt 51 and a moving member 52 for controlling the position of the transport belt 51 on the base 2. When the moving member 52 is in operation, the transport belt 51 is driven to move so that the transport belt 51 is located directly below the drill bit 32. The positioning device 6 comprises a transverse clamping member 61 and a longitudinal clamping member 62 . A linkage member 63 is arranged between the transverse clamping member 61 and the longitudinal clamping member 62 so that when the longitudinal clamping member 62 is in operation, the longitudinal clamping member 62 is driven to operate synchronously.

[0021] Specifically, the positions of the plurality of drill bits 32 are adjusted according to the distribution of the circular holes on the workpiece, that is, the positions between the plurality of drill bits 32 are adjusted by the adjusting member 33, and then the position of the conveyor belt 51 is adjusted by the moving member 52, so that the conveyor belt 51 is located directly below the plurality of drill bits 32. After the positions of the drill bits 32 and the conveyor belt 51 are adjusted, the feed conveyor platform drives the workpiece to move onto the conveyor belt 51, and the conveyor belt 51 rotates so that the workpiece is located below the drill bits 32. Then, the linkage member 63 operates to drive the transverse clamping member 61 to move toward the conveyor platform, so that the transverse clamping member 61 moves to the The top of the transport platform is provided with a power transmission between the transverse clamping member 61 and the longitudinal clamping member 62. The linkage member drives the longitudinal clamping member 62 to operate while driving the transverse clamping member 61 to operate, so that the workpiece is fixed between the transverse clamping member 61 and the longitudinal clamping member 62. Then, the control source 31 drives the transmission member 42 to operate. Through the power transmission setting between the transmission member 42 and the adjustment member 33, the control source 31 drives the drill bit 32 to rotate, and drives the lifting device 4 to operate at the same time, so that the drill bit 32 moves toward the workpiece, and the fixed workpiece is drilled; By setting the adjusting member 33, the positions of the multiple drill bits 32 are adjusted, and by setting the transmission member 42, the drill bits 32 are driven to work and at the same time are driven to rise and fall, so as to process the workpiece. By setting the positioning device 6, the conveyor belt 51 can fix the workpiece during transportation and facilitate processing. When the workpiece is processed, the conveyor belt 51 can be used to transport the workpiece, so as to achieve rapid processing and transportation of the workpiece, which solves the problem that the traditional drilling machine needs to frequently replace the matching cutter disc when processing different workpieces, and the processed workpiece needs to be grasped and placed by a robot, which is complicated to operate and affects the processing efficiency. Embodiment 2:

[0022] The difference from the above embodiment 1 is that, see Figure 2-Figure 5 For the above-mentioned drilling device 3 and lifting device 4, a mounting frame 9 is provided on one side of the support 1, the control source 31 includes a first motor 311, the first motor 311 is fixedly installed on the top of the mounting frame 9, the adjusting member 33 includes a plurality of universal joints 331, a double-row guide groove 332 is provided around the bottom of the mounting frame 9, a drill rod 333 is fixedly installed on the drill bit 32, a sleeve 334 is sleeved on the outer periphery of the drill rod 333, the drill rod 333 is rotatably arranged in the sleeve 334 through a bearing, a connecting plate 335 is fixedly connected to one side of the sleeve 334, a slide groove 336 is provided on one side of the connecting plate 335, a sliding pin 337 is slidably arranged in the slide groove 336, and the sliding pin 337 is slidably arranged in the double-row guide groove 332, one end of the universal joint 331 is rotatably arranged in the mounting frame 9 through a bearing, and the other end of the universal joint 331 is fixedly connected to the drill rod 333; The adjusting member 33 further includes a first gear 338 and a plurality of second gears 339. A first rotating rod 3310 and a plurality of second rotating rods 3311 are rotatably connected in the mounting frame 9 through a bearing. The output end of the first motor 311 is fixedly connected to one end of the first rotating rod 3310. The first gear 338 is fixedly mounted on the first rotating rod 3310. One end of the plurality of second rotating rods 3311 is fixedly connected to one end of the universal joint 331. The second gear 339 is fixedly mounted on the second rotating rod 3311. The first gear 338 is meshedly connected with the second gear 339. The transmission member 42 includes a third rotating rod 421 and a fourth rotating rod 422. A third gear 423 is fixedly mounted on the first rotating rod 3310. The third rotating rod 421 is rotatably mounted on the mounting frame 9 via a bearing. A fourth gear 424 is fixedly mounted on the third rotating rod 421. The third gear 423 is meshingly connected with the fourth gear 424. The fourth rotating rod 422 is rotatably mounted on the mounting frame 9 via a bearing. One end of the fourth rotating rod 422 is fixedly connected with one end of the first threaded rod 41. A fifth gear 425 is fixedly mounted on the third rotating rod 421. A sixth gear 426 is fixedly mounted on the fourth rotating rod 422. The sixth gear 426 is meshingly connected with the fifth gear 425. The transmission member 42 further includes a guide rail 427 and a guide block 428. The guide rail 427 is mounted on the top of one side of the support 1. The guide block 428 is fixedly mounted on one side of the mounting frame 9. The guide block 428 is slidably mounted on the guide rail 427. A support seat 429 is fixedly mounted on one side of the support 1. The bottom end of the first threaded rod 41 is rotatably mounted on the support seat 429 through a bearing. The mounting frame 9 is threadedly connected to the first threaded rod 41. Specifically, the drill bit 32 is adjusted according to the position of the hole to be drilled on the workpiece, and the position of the single drill bit 32 at the bottom of the mounting bracket 9 is adjusted through the sliding connection between the sliding pin 337 and the connecting plate 335 and the double-row guide groove 332, and the fixed connection between the drill rod 333 and one end of the universal joint 331, and the connection between the connecting plate 335 and the drill rod 333. After the position of the drill bit 32 is adjusted, the connecting plate 335 is fixed to the bottom of the mounting bracket 9 through the setting of the sliding pin 337. The setting of the universal joint 331 ensures that the use of the drill bit 32 is not affected after the drill bit 32 is adjusted. After the position of the drill bit 32 is adjusted, the first motor 311 runs, driving the first rotating rod 3310 to run, and the meshing connection between the first gear 338 and the second gear 339 drives the second gear 339 to rotate, thereby driving The second rotating rod 3311 rotates, thereby driving the universal joint 331 and the rotating rod and drill bit 32 at the bottom of the universal joint 331 to rotate. At the same time, when the first rotating rod 3310 rotates, it drives the third gear 423 to rotate, and through the meshing connection between the third gear 423 and the fourth gear 424, drives the third rotating rod 421 to rotate, and then drives the fifth gear 425 on the third rotating rod 421 to rotate, and through the meshing connection between the fifth gear 425 and the sixth gear 426, drives the sixth gear 426 to rotate, and then drives the fourth rotating rod 422 to rotate, and then drives the first threaded rod 41 to rotate, through the threaded connection between the first threaded rod 41 and the mounting frame 9, and the sliding connection between the guide block 428 on one side of the mounting frame 9 and the guide rail 427 on one side of the support 1, drives the mounting frame 9 to move up and down on one side of the support 1. Embodiment three:

[0023] The difference from the above-mentioned embodiment 2 is that, see Figure 6 For the above-mentioned transport device 5, the moving member 52 includes a moving frame 521, and rotating rollers 522 are rotatably connected on both sides of the moving frame 521 through bearings. The transport belt 51 is sleeved on the rotating rollers 522. A guide groove 523 is provided on the base 2. The moving frame 521 is slidably arranged in the guide groove 523. Both sides of the moving frame 521 are fixedly connected with a transverse plate 524, and a second motor 525 is fixedly connected to one side of the transverse plate 524. The output end of the second motor 525 is fixedly connected to one of the rotating rollers 522. A first piston rod 526 is fixedly connected to one side of the transverse plate 524. One end of the first piston rod 526 is assembled on the support 1. A first cylinder 527 is fixedly installed on the support 1. The output end of the first cylinder 527 is fixedly connected to one end of the first piston rod 526. Specifically, the second motor 525 drives the rotating roller 522 to rotate, thereby driving the conveyor belt 51 to rotate. At the same time, in order to adjust the position of the conveyor belt 51, the first piston rod 526 is driven to extend and retract through the first cylinder 527. At the same time, through the sliding connection between the movable frame 521 and the guide groove 523, the position of the movable frame 521 and the conveyor belt 51 on the movable frame 521 is adjusted so that the conveyor belt 51 is directly below the drill bit 32. Embodiment 4:

[0024] The difference from the above-mentioned embodiment 3 is that, see Figure 7-Figure 12 , for the above-mentioned longitudinal clamping member 62, transverse clamping member 61 and linkage member 63, the longitudinal clamping member 62 includes two first clamping plates 621, a vertical plate 622 is fixedly connected to the horizontal plate 524, round rods 623 are fixedly connected to both sides of the first clamping plate 621, and the round rods 623 are slidably connected to the vertical plates 622. A second threaded rod 624 is rotatably connected to one side of the first clamping plate 621 through a bearing, and the second threaded rod 624 is threadedly connected to the vertical plate 622. Both ends of one side of the vertical plate 622 are rotatably connected to pulleys 625 through bearings, one of the pulleys 625 is installed on the outer periphery of the second threaded rod 624 and is threadedly connected to the second threaded rod 624. The outer peripheries of the two pulleys 625 are sleeved with transmission belts 626. A rectangular hole 627 is opened on the base 2, and the bottom end of the vertical plate 622 extends to the bottom of the base 2 and is slidably connected to the rectangular hole 627. A connecting rod 628 is arranged between the two vertical plates 622, and the two ends of the connecting rod 628 are respectively fixedly connected to the two pulleys 625; The transverse clamping member 61 includes two second clamping plates 611, a second cylinder 612 is fixedly installed on the base 2, a movable plate 613 is provided on one side of the second cylinder 612, a second piston rod 614 is fixedly installed on one side of the movable plate 613, an output end of the second cylinder 612 is fixedly connected to one end of the second piston rod 614, a rectangular seat 615 is fixedly installed at both ends of one side of the movable plate 613, a rectangular groove 616 is provided on the rectangular seat 615, a third threaded rod 617 is rotatably connected in the rectangular groove 616 through a bearing, a rectangular block 618 is fixedly connected to the bottom of the second clamping plate 611, the rectangular block 618 is slidably arranged in the rectangular groove 616 and is threadedly connected to the third threaded rod 617, a main gear 619 is rotatably connected to one side of the rectangular seat 615 through a bearing, and one side of the main gear 619 is fixedly connected to one end of the third threaded rod 617; The linkage member 63 includes a block 631 and a slot 632. The bottom of the movable plate 613 is fixedly connected with the movable block 633. The movable block 633 is slidably arranged in the rectangular hole 627. The movable block 633 is rotatably connected with a main rod 634 through a bearing. A secondary rod 635 is arranged on one side of the main rod 634. An intermediate member 630 is arranged between the main rod 634 and the secondary rod 635. The block 631 is fixedly installed on one end of the secondary rod 635. The slot 632 is arranged on one side of one of the pulleys 625. The block 631 is matched with the slot 632. A third motor 636 is fixedly connected to one side of the movable block 633. The output end of the third motor 636 is fixedly connected to one end of the main rod 634, a cross bar 637 is rotatably connected to the movable plate 613 through a bearing, a transmission belt 638 is sleeved on the cross bar 637 and the main rod 634, a worm 639 is fixedly connected to one end of the cross bar 637, two transmission rods 6310 are rotatably connected to the movable plate 613 through a bearing, both ends of the two transmission rods 6310 are sleeved with toothed belts 6311, the toothed belts 6311 are meshed with the main gear 619, a worm wheel 6312 is fixedly connected to the outer periphery of one of the transmission rods 6310, and the worm wheel 6312 is meshed with the worm 639; The middle member 630 includes a hinge plate 6301, an inner groove 6302 is formed on one side of the secondary rod 635, an inner rod 6303 is fixedly connected to one side of the main rod 634, the inner rod 6303 is sleeved in the inner groove 6302, a plurality of hinge plates 6301 are arranged on the outer periphery of the inner rod 6303 and are hinged to the inner rod 6303, a torsion spring 6304 is fixedly installed at the hinge between the hinge plate 6301 and the inner rod 6303, a plurality of baffles 6305 are fixedly connected to the inner wall of the inner groove 6302, and the hinge plate 6301 is in contact with the baffle 6305; Specifically, after the feed conveyor platform 7 transports the workpiece to the conveyor belt 51, the second cylinder 612 controls the second piston rod 614 to operate and drives the moving plate 613 to move toward the moving frame 521. When the two second clamping plates 611 in the transverse clamping member 61 move onto the conveyor belt 51, the workpiece is located between the two second clamping plates 611. When the moving plate 613 moves to one side of the moving frame 521, the block 631 on one side of the moving plate 613 coincides with the slot 632 on one side of one of the pulleys 625. At this time, the third motor 636 drives the main rod 634 to rotate, thereby driving the inner rod 6303 to rotate in the inner groove 6302. When the hinged plate 6301 in the inner rod 6303 contacts the baffle 6305, the hinged plate 6301 drives the baffle 6305 to rotate, thereby driving the secondary rod 635 to rotate, thereby driving the block 631 and one of the pulleys 625 to rotate, thereby driving The movable connecting rod 628 rotates, thereby driving the pulleys 625 on both sides of the moving frame 521 to rotate, and through the setting of the transmission belt 626, the other pulley 625 is driven to rotate, and through the threaded connection between one of the pulleys 625 and the second threaded rod 624, the second threaded rod 624 is driven to rotate, thereby driving the first clamping plate 621 connected to the second threaded rod 624 to move, and through the setting of the connecting rod 628, the two first clamping plates 621 are driven to move towards each other. When the two first clamping plates 621 move to one side of the workpiece, the first clamping plates 621 cannot move, thereby making the pulley 625 and the secondary rod 635 connected to the pulley 625 unable to rotate. At this time, the hinged plate 6301 is rotated through the movable hinge between the hinged plate 6301 and the inner rod 6303, so that when the secondary rod 635 cannot rotate, the inner rod 6303 and the main rod 634 can continue to rotate; When the main rod 634 rotates, the transmission belt 638 is driven to rotate, thereby driving the cross rod 637 to rotate. Through the meshing connection between the worm 639 at one end of the cross rod 637 and the worm wheel 6312, the worm wheel 6312 is driven to rotate, thereby driving the transmission rod 6310 to rotate, and then driving the toothed belt 6311 mounted on the transmission rod 6310 to rotate. Through the meshing connection between the toothed belt 6311 and the main gear 619, the main gear 619 is driven to rotate, thereby driving the third threaded rod 617 to rotate. Through the threaded connection between the rectangular block 618 and the third threaded rod 617, and the sliding connection between the rectangular block 618 and the rectangular groove 616, the two second clamping plates 611 are driven to make relative movement, thereby fixing the other two sides of the workpiece, and then positioning the workpiece all around. Embodiment five:

[0025] See also Figure 1-Figure 12 , this embodiment discloses a drilling process for nozzle pin hole processing, and the specific steps are: The positions of the plurality of drill bits 32 are adjusted according to the distribution of the circular holes on the workpiece, that is, the positions between the plurality of drill bits 32 are adjusted by the adjusting member 33, and then the position of the conveyor belt 51 is adjusted by the moving member 52, so that the conveyor belt 51 is located directly below the plurality of drill bits 32. After the positions of the drill bits 32 and the conveyor belt 51 are adjusted, the feed conveyor platform drives the workpiece to move onto the conveyor belt 51, and the conveyor belt 51 rotates so that the workpiece is located below the drill bits 32, and then the linkage member 63 runs to drive the transverse clamping member 61 to move toward the conveyor platform, so that the transverse clamping member 61 moves to the conveyor. The top of the table is provided with a power transmission between the transverse clamping member 61 and the longitudinal clamping member 62. The linkage member drives the longitudinal clamping member 62 to operate while driving the transverse clamping member 61 to operate, so that the workpiece is fixed between the transverse clamping member 61 and the longitudinal clamping member 62. Then, the transmission member 42 is driven to operate by the control source 31. Through the power transmission setting between the transmission member 42 and the adjusting member 33, the control source 31 drives the drill bit 32 to rotate, and drives the lifting device 4 to operate at the same time, so that the drill bit 32 moves toward the workpiece, and the fixed workpiece is drilled.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drilling device, comprising a support and a base, characterized in that: The support is provided with a drilling device and a lifting device, the base is provided with a transport device and a positioning device, and both sides of the base are provided with a feeding conveying platform and a discharging conveying platform; The drilling device comprises a control source, a plurality of drill bits and an adjusting member for adjusting the positions of the plurality of drill bits, wherein the control source drives the adjusting member to operate and drives the plurality of drill bits to rotate; The lifting device comprises a first threaded rod and a transmission member, and power is transmitted between the transmission member and the adjusting member, so that when the control source drives the adjusting member to operate, the transmission member is driven to operate, and the first threaded rod is driven to rotate, thereby driving the drill bit to be lifted and lowered; The transport device comprises a transport belt and a moving part for controlling the position of the transport belt on the base, and when the moving part is in operation, the transport belt is driven to move so that the transport belt is located directly below the drill bit; The positioning device comprises a transverse clamping member and a longitudinal clamping member, and a linkage member is arranged between the transverse clamping member and the longitudinal clamping member, so that when the longitudinal clamping member is in operation, the longitudinal clamping member is driven to operate synchronously.

2. A drilling device according to claim 1, characterized in that: A mounting frame is provided on one side of the support, the control source includes a first motor, the first motor is fixedly mounted on the top of the mounting frame, the adjusting member includes a plurality of universal joints, double-row guide grooves are provided around the bottom of the mounting frame, a drill rod is fixedly mounted on the drill bit, a sleeve is provided on the outer periphery of the drill rod, the drill rod is rotatably arranged in the sleeve through a bearing, a connecting plate is fixedly connected to one side of the sleeve, a sliding groove is provided on one side of the connecting plate, a sliding pin is slidably arranged in the sliding groove, the sliding pin is slidably arranged in the double-row guide grooves, one end of the universal joint is rotatably arranged in the mounting frame through a bearing, and the other end of the universal joint is fixedly connected to the drill rod.

3. A drilling device according to claim 2, characterized in that: The adjusting member also includes a first gear and multiple second gears. A first rotating rod and multiple second rotating rods are rotatably connected in the mounting frame through bearings. The output end of the first motor is fixedly connected to one end of the first rotating rod. The first gear is fixedly installed on the first rotating rod. One end of the multiple second rotating rods is fixedly connected to one end of the universal joint. The second gear is fixedly installed on the second rotating rod. The first gear is meshingly connected to the second gear.

4. A drilling device according to claim 3, characterized in that: The transmission member includes a third rotating rod and a fourth rotating rod, the first rotating rod is fixedly mounted with a third gear, the third rotating rod is rotatably mounted on a mounting frame via a bearing, the third rotating rod is fixedly mounted with a fourth gear, the third gear is meshingly connected with the fourth gear, the fourth rotating rod is rotatably mounted on the mounting frame via a bearing, one end of the fourth rotating rod is fixedly connected with one end of the first threaded rod, the third rotating rod is fixedly mounted with a fifth gear, the fourth rotating rod is fixedly mounted with a sixth gear, and the sixth gear is meshingly connected with the fifth gear.

5. A drilling device according to claim 4, characterized in that: The transmission member also includes a guide rail and a guide block, the guide rail is installed on the top of one side of the support, the guide block is fixedly installed on one side of the mounting frame, the guide block is slidably arranged on the guide rail, a support seat is fixedly installed on one side of the support, the bottom end of the first threaded rod is rotatably arranged on the support seat through a bearing, and the mounting frame is threadedly connected to the first threaded rod.

6. A drilling device according to claim 5, characterized in that: The movable part includes a movable frame, both sides of the movable frame are rotatably connected with rotating rollers through bearings, the conveyor belt is sleeved on the rotating rollers, the base is provided with guide grooves, the movable frame is slidably arranged in the guide grooves, both sides of the movable frame are fixedly connected with cross plates, one side of the cross plate is fixedly connected with a second motor, the output end of the second motor is fixedly connected to one of the rotating rollers, one side of the cross plate is fixedly connected with a first piston rod, one end of the first piston rod is assembled on a support, a first cylinder is fixedly installed on the support, and the output end of the first cylinder is fixedly connected to one end of the first piston rod.

7. A drilling device according to claim 6, characterized in that: The longitudinal clamping member includes two first clamping plates, a vertical plate is fixedly connected to the horizontal plate, round rods are fixedly connected to both sides of the first clamping plate, the round rods are slidably connected to the vertical plate, one side of the first clamping plate is rotatably connected to the second threaded rod via a bearing, the second threaded rod is threadedly connected to the vertical plate, both ends of one side of the vertical plate are rotatably connected to pulleys via bearings, one of the pulleys is installed on the outer periphery of the second threaded rod and is threadedly connected to the second threaded rod, transmission belts are sleeved on the outer peripheries of the two pulleys, a rectangular hole is opened on the base, the bottom end of the vertical plate extends to the bottom of the base and is slidably connected to the rectangular hole, a connecting rod is arranged between the two vertical plates, and the two ends of the connecting rod are respectively fixedly connected to the two pulleys.

8. A drilling device according to claim 7, characterized in that: The transverse clamping member includes two second clamping plates, a second cylinder is fixedly installed on the base, a movable plate is provided on one side of the second cylinder, a second piston rod is fixedly installed on one side of the movable plate, an output end of the second cylinder is fixedly connected to one end of the second piston rod, a rectangular seat is fixedly installed at both ends of one side of the movable plate, a rectangular groove is provided on the rectangular seat, a third threaded rod is rotatably connected in the rectangular groove through a bearing, a rectangular block is fixedly connected to the bottom of the second clamping plate, the rectangular block is slidably arranged in the rectangular groove and is threadedly connected to the third threaded rod, a main gear is rotatably connected to one side of the rectangular seat through a bearing, and one side of the main gear is fixedly connected to one end of the third threaded rod.

9. A drilling device according to claim 8, characterized in that: The linkage part comprises a card block and a card slot, the bottom of the moving plate is fixedly connected with the moving block, the moving block is slidably arranged in a rectangular hole, the moving block is rotatably connected to a main rod through a bearing, a secondary rod is arranged on one side of the main rod, an intermediate piece is arranged between the main rod and the secondary rod, the card block is fixedly installed at one end of the secondary rod, the card slot is opened on one side of one of the pulleys, the card block coincides with the card slot, one side of the moving block is fixedly connected to a third motor, an output end of the third motor is fixedly connected to one end of the main rod; a cross bar is rotatably connected to the moving plate through a bearing, a transmission belt is sleeved on the cross bar and the main rod, one end of the cross bar is fixedly connected to a worm gear, and two transmission rods are rotatably connected to the moving plate through a bearing, both ends of the two transmission rods are sleeved with toothed belts, the toothed belts are meshed with the main gear, and a worm gear is fixedly connected to the outer periphery of one of the transmission rods, and the worm gear is meshed with the worm gear; The middle piece includes a hinge plate, an inner groove is opened on one side of the auxiliary rod, an inner rod is fixedly connected to one side of the main rod, the inner rod is sleeved in the inner groove, a plurality of hinge plates are arranged on the outer periphery of the inner rod and hinged to the inner rod, a torsion spring is fixedly installed at the hinge between the hinge plate and the inner rod, a plurality of baffles are fixedly connected to the inner wall of the inner groove, and the hinge plate is in contact with the baffle.

10. A drilling process for nozzle pin hole processing, characterized in that: Using a drilling device as described in any one of claims 1 to 9, the specific steps are: The positions of multiple drill bits are adjusted according to the distribution of circular holes on the workpiece, that is, the positions between the multiple drill bits are adjusted by the adjusting member, and then the position of the conveyor belt is adjusted by the moving member, so that the conveyor belt is located directly below the multiple drill bits. After adjusting the positions of the drill bits and the conveyor belt, the feed conveyor platform drives the workpiece to move onto the conveyor belt, the conveyor belt rotates and makes the workpiece located below the drill bit, and then the linkage member operates to drive the transverse clamping member to move toward the conveyor platform, so that the transverse clamping member moves to the top of the conveyor platform, and the transverse clamping member and the longitudinal clamping member are driven by the linkage member to operate while the transverse clamping member is driven to operate, so that the workpiece is fixed between the transverse clamping member and the longitudinal clamping member, and then the transmission member is driven to operate by the control source, and through the setting of the power transmission between the transmission member and the adjusting member, the control source drives the drill bit to rotate, and at the same time drives the lifting device to operate, so that the drill bit moves toward the workpiece, and the fixed workpiece is subjected to drilling processing.

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