A chamfering machine

Abstract

The present invention relates to the technical field of equipment for processing materials such as cylindrical parts and pipe fittings, and in particular to a chamfering machine, comprising a first conveying mechanism, a first chamfering mechanism, a workpiece turning mechanism, a second conveying mechanism, and a second chamfering mechanism. The present invention has clear procedures, and can automatically load, clamp, position, chamfer, and unload cylindrical parts, pipe fittings, and other materials. It can also store the workpiece when a problem occurs in one step, and there is no need to change the fixture when changing the workpiece to be processed. The center position is fixed, the height positioning is accurate, and the chamfering machine is convenient for batch processing of materials.

Description

Technical Field

[0001] The invention relates to the technical field of equipment for processing and chamfering cylindrical edges of materials such as cylindrical parts and pipe parts, and in particular to a chamfering machine. Background Art

[0002] At present, when the ends of materials such as pipe fittings and cylindrical parts are chamfered, the materials are manually clamped on the machine tool, and the cutter of the cutter disc on the machine tool is used to chamfer the materials. With this processing equipment, due to structural limitations, it is generally necessary to manually complete the chamfering in batches, and then re-clamp the material to complete the chamfering of the other end of the material. In addition, manual loading and unloading is used, the degree of automation is low, the time consumption is long, the chamfering efficiency is low, and it is not conducive to batch processing of materials. The defects are very obvious. Application No. 201610593008.2 Although a chamfering machine solves the problem of double-sided chamfering at one time, it has a complex structure and is prone to problems when chamfering two sides at one time. In addition, when chamfering workpieces of different diameters, the tooling fixture must be changed due to the change in the center position. When a problem occurs in one step, there is no structure to retain the workpiece. Summary of the invention

[0003] The purpose of the present invention is to provide a chamfering machine. The technical problem to be solved by the present invention is to provide an automated chamfering machine with clear procedures, which can automatically load, clamp, position, chamfer and unload cylindrical parts, pipe fittings and other materials, and has a structure for storing workpieces when a problem occurs in one step. There is no need to change the fixture when changing the workpiece to be processed. The transmission position is adjustable, the machining center position is fixed, the height positioning is precise, and it is convenient for batch processing of materials.

[0004] The solution adopted by the present invention to solve the technical problem is: a chamfering machine includes a first conveying mechanism, the first conveying mechanism is provided with a conveyor belt, a first chamfering mechanism is provided behind the first conveying mechanism outlet of the first conveying mechanism, a first pushing cylinder is designed on the other side of the first conveying mechanism outlet of the first conveying mechanism conveyor belt, the first pushing cylinder can push the workpiece into the working surface of the first chamfering mechanism, the first chamfering mechanism is provided with a three-jaw chuck for clamping the workpiece, after the workpiece falls into the working surface of the first chamfering mechanism, the three-jaw chuck clamps the workpiece for chamfering processing, a workpiece turning mechanism is provided behind the three-jaw chuck, a storage chamber is provided in the workpiece turning mechanism, the first pushing cylinder can push the workpiece into the storage chamber after the first chamfering processing is completed, The storage chamber of the workpiece flipping mechanism can flip 180 degrees along the chamfering plane of the workpiece to drive the workpiece to flip. A second conveying mechanism is arranged behind the workpiece flipping mechanism, and the second conveying mechanism is provided with a second conveyor belt. After the workpiece is flipped, it falls into the second conveying mechanism, and a second pushing cylinder is arranged on one side of the second conveyor belt, and a second chamfering mechanism is arranged on the other side of the second pushing cylinder. When the workpiece is transmitted to the position of the second pushing cylinder, the second pushing cylinder can push the workpiece into the working surface of the second chamfering mechanism. The second chamfering mechanism is provided with a three-jaw chuck for clamping the workpiece, and a third pushing cylinder is arranged on one side. A workpiece outlet is arranged on the other side of the second chamfering mechanism. The workpiece is processed after being clamped by the three-jaw chuck and released after processing. The third pushing cylinder pushes the workpiece to the outlet to complete the processing.

[0005] The beneficial effects of adopting the above scheme are: automated assembly line operation, and one device can achieve double-sided chamfering.

[0006] A further solution is: the first conveying mechanism also includes a conveying mechanism bracket and a first driving motor. The first driving motor is installed and fixed on the conveying mechanism bracket, the first driving motor is connected to the conveying mechanism, and the conveying mechanism is also connected to the conveyor belt. A gate plate is arranged in the vertical direction above the middle of the conveyor belt, a gate cylinder is arranged on the upper side of the gate plate, the gate cylinder piston rod is connected to the upper side of the gate plate, the gate cylinder is fixed to the conveying mechanism bracket, a first baffle is arranged at the rear of the conveyor belt, and a first workpiece sensor A is arranged behind the first conveying mechanism outlet of the first baffle. A first pushing V-shaped plate is arranged on the piston rod of the first push cylinder, and the gate plate can be opened or closed by the gate cylinder to limit the transportation of workpieces on the conveyor belt. The first workpiece sensor A can detect the presence or absence of the workpiece at the end of the conveyor belt. The outer side of the cylinder body of the first push cylinder is provided with a piston stroke first push cylinder front sensor and a first push cylinder rear sensor. The first push cylinder can realize transportation to a specified position in the direction of the outlet of the first conveying mechanism.

[0007] The beneficial effects of adopting the above scheme are: limiting the transmission of workpieces is realized, the workpieces can be controlled to be transported to a specified position, and the gate switch can be controlled to indirectly control the workpiece transport speed.

[0008] A further solution is: the first chamfering mechanism also includes a first frame, the first frame is installed on the base frame, a first lifting motor is arranged above the first frame, the first lifting motor is connected to the first chamfering drive motor, a first milling cutter is arranged on the motor shaft below the first chamfering drive motor, a three-jaw chuck is arranged below the first milling cutter, a first three-jaw chuck drive motor is arranged in the direction of the three-jaw chuck locking interface, a first top plate is arranged between the three-jaw chuck and the first milling cutter, the first top plate is provided with a cylinder mounting threaded hole and a claw opening, the claw opening can be placed in the claw of the three-jaw chuck, and the three-jaw chuck corresponding to the bottom frame is arranged on the bottom frame. A through hole is provided in the center of the disk, and a first top plate cylinder is arranged under the base frame. The piston rod of the first top plate cylinder passes through the through hole on the base frame and the center of the three-jaw chuck. The piston rod head of the first top plate cylinder is threaded. The thread of the piston rod head of the first top plate cylinder cooperates with the mounting threaded hole of the cylinder in the center of the first top plate to fix the piston rod of the first top plate relative to the first top plate. A first jaw sensor and a first workpiece sensor are arranged on the outside of the three-jaw chuck, and a height sensor 1 and a height sensor 2 are arranged on the side of the first chamfering drive motor. The height sensor 1 and the height sensor 2 are adjustable in the vertical direction.

[0009] The beneficial effect of adopting the above scheme is: when chamfering workpieces of different diameters, the tooling fixture does not need to be changed due to the change in the center position of the workpiece, the chamfer height can be adjusted, and the first top plate and the three-jaw chuck are used in combination to realize automatic clamping of the workpiece and automatic chamfering of the first side.

[0010] A further solution is: the flipping mechanism also includes a flipping cylinder, a rack, a flipper, a bearing frame, and an integrated bearing. The flipper is provided with a gear. The flipping cylinder is fixed on the above-mentioned base frame. The rack is fixed in front of the flipping cylinder piston rod, and the rack is meshed with the gear. The flipper is installed in the integrated bearing, and the integrated bearing is fixed on the bearing frame. The bearing frame is fixed on the base frame. The flipping cylinder piston is pushed out to move forward with the rack and mesh with the gear to flip the flipper 180 degrees. After the workpiece is pushed into the flipper storage cavity by the first push cylinder, it flips 180 degrees together with the storage cavity and falls into the second conveying mechanism.

[0011] The beneficial effect of adopting the above solution is: realizing automatic flipping of the workpiece.

[0012] A further solution is: the second conveying mechanism also includes a second transmission mechanism frame, a second sensor, and a second transmission mechanism driving motor. The second transmission mechanism frame is fixedly installed on the base frame, the second conveyor belt is installed in the second transmission mechanism frame, the second transmission mechanism driving motor is installed on the outside of the second transmission mechanism frame, the second transmission mechanism driving motor can drive the second conveyor belt to rotate, the second push cylinder is installed on one side of the second transmission mechanism frame, the second transmission mechanism frame has a second transmission mechanism outlet, the second push cylinder piston rod head is fixedly connected with a second push V-shaped plate, a second baffle is arranged on the second transmission mechanism frame near the edge of the second push V-shaped plate away from the above-mentioned first chamfering mechanism, a second sensor is arranged on the second baffle, and a second push cylinder front sensor and a second push cylinder rear sensor are also arranged on the outside of the second push cylinder.

[0013] The beneficial effect of adopting the above solution is that the workpiece is automatically turned over and then automatically transferred to the next workstation.

[0014] A further solution is: the second chamfering mechanism also includes a second frame, the second frame is mounted on the base frame, a second lifting motor is arranged above the second frame, the second lifting motor is connected to the second chamfering drive motor, a second milling cutter is arranged on the motor shaft below the second chamfering drive motor, a second three-jaw chuck is arranged below the second milling cutter, a second three-jaw chuck driving motor is arranged in the direction of the second three-jaw chuck locking interface, a second top plate is arranged between the second three-jaw chuck and the second milling cutter, the second top plate is provided with a cylinder mounting threaded hole and a claw opening, the claw opening can be placed in the claw, a second top plate cylinder is arranged below the base frame, a piston stroke sensor on the second top plate cylinder, a first The lower sensor of the second top plate cylinder has a piston rod hole corresponding to the second top plate cylinder on the base frame. The piston rod of the second top plate cylinder passes through the through hole on the base frame and the center of the second three-jaw chuck. The piston rod head of the second top plate cylinder is threaded. The thread of the piston rod head cooperates with the cylinder mounting threaded hole in the center of the second top plate to fix the piston rod of the second top plate cylinder relatively to the second top plate. The up and down movement of the piston rod of the second top plate cylinder can drive the second top plate to move up and down. A second claw sensor and a second workpiece sensor are arranged on the outside of the second three-jaw chuck. Height sensor 3 and height sensor 4 are arranged on the side of the second chamfering drive motor. Height sensor 3 and height sensor 4 are adjustable in the vertical direction.

[0015] The beneficial effects of adopting the above scheme are: when chamfering workpieces of different diameters, there is no need to change the tooling fixture due to the change in the center position of the workpiece, the chamfer height can be adjusted, and the first top plate and the three-jaw chuck are used in combination to realize automatic clamping of the workpiece, automatic chamfering of the second side, and automatic ejection of the workpiece.

[0016] A further solution is: the above solution further includes a controller, an external air compressor, a seven-link air electromagnetic control valve, a hydraulic system, and a two-link hydraulic electromagnetic control valve. The external air compressor and the seven-link air electromagnetic control and the gate cylinder, the first push cylinder, the first top plate cylinder, the flip cylinder, the second push cylinder, the second top plate cylinder, and the third push cylinder form seven parallel circuits. The hydraulic system and the two-link hydraulic electromagnetic control valve and the first three-jaw chuck drive motor and the second three-jaw chuck drive motor form two parallel hydraulic circuits. The controller can receive the first workpiece sensor, the first jaw sensor, the first workpiece sensor, the second sensor, and the second workpiece sensor. The controller receives signals from the first sensor, the second claw sensor, the height sensor 1, the height sensor 2, the height sensor 3, the height sensor 4, the first push cylinder front sensor, the first push cylinder rear sensor, the second push cylinder front sensor, the second push cylinder rear sensor, the first top plate cylinder upper sensor, the first top plate cylinder lower sensor, the second top plate cylinder upper sensor, and the second top plate cylinder lower sensor. The controller can control the above-mentioned seven-link air solenoid control valve, the two-link hydraulic solenoid control valve, the first drive motor, the first lifting motor, the first chamfering drive motor, the second lifting motor, and the second chamfering drive motor according to the received signals and the set program.

[0017] The beneficial effect of adopting the above scheme is: automatic control is achieved by coordinating the pneumatic, hydraulic and electrical systems.

[0018] A further scheme is: the equipment processing steps of the above scheme are S1 equipment reset, S2 conveyor belt transmission work, S3 pushing to the first workstation, S4 the first top plate descends to lower the workpiece, S5 clamps the workpiece, S6 chamfers the first side, S7 releases the workpiece, S8 the first top plate rises to lift the workpiece, S9 pushes to the flipping mechanism, S10 flips the workpiece, S11 the second conveyor belt transmission work, S12 pushes to the second workstation, S13 the second top plate descends to lower the workpiece, S14 clamps the workpiece, S15 chamfers the second side, S16 releases the workpiece, S17 the second top plate rises to lift the workpiece, and S18 pushes the workpiece out.

[0019] The above scheme has a beneficial effect that the automatic chamfering is realized by cooperating the pneumatic, hydraulic and electrical systems.

[0020] The overall beneficial effect of adopting the above scheme is: the pneumatic, hydraulic and electrical systems are used in combination to achieve automatic control and automated assembly line operation. One device can achieve two-sided chamfering, and the restrictions on the transmission of workpieces are realized. The workpiece can be transported to the specified position and the switch and speed can be controlled. When chamfering workpieces of different diameters, there is no need to change the tooling fixture due to the change in the center position of the workpiece. The chamfer height can be adjusted. The first top plate and the three-jaw chuck are used in combination to achieve automatic clamping of the workpiece, automatic flipping of the workpiece, and automatic ejection of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of a chamfering machine;

[0022] Figure 2 is a schematic diagram of a first transmission mechanism;

[0023] Figure 3 is a schematic diagram of the first chamfering mechanism;

[0024] Figure 4 It is the front view of the workpiece turning mechanism;

[0025] Figure 5 It is a top view of the workpiece turning mechanism;

[0026] Figure 6 is a schematic diagram of a flipper;

[0027] Figure 7 is a schematic diagram of a second transmission mechanism;

[0028] Figure 8 is a schematic diagram of the second chamfering mechanism;

[0029] Fig. 9 It is a schematic diagram of the top plate cylinder assembly;

[0030] Fig.10 It is a schematic diagram of the top plate.

[0031] Description of main component numbers:

[0032] 1. First conveying mechanism, 2. First chamfering mechanism, 3. Workpiece turning mechanism, 4. Second conveying mechanism, 5. Second chamfering mechanism, 11. First driving motor, 12. Conveying mechanism, 13. Conveyor belt, 14. Gate cylinder, 15. Gate plate, 16. First push cylinder, 17. First push V-shaped plate, 18. First baffle, 19. First workpiece sensor A, 110. First conveying mechanism outlet, 111. Conveying mechanism bracket, 112. First push cylinder front sensor, 113. First push cylinder rear sensor;

[0033] 21. First lifting motor, 22. First frame, 23. First chamfering drive motor, 24. First milling cutter, 25. First jaw sensor, 26. Base frame, 27. First top plate, 28. Three-jaw chuck, 29. First top plate cylinder, 210. First three-jaw chuck drive motor, 211. First workpiece sensor, 212. Height sensor 1, 213. Height sensor 2;

[0034] 31. Turning cylinder, 32. Rack, 33. Turner, 34. Bearing frame, 35. Integrated bearing, 36. Gear, 37. Storage chamber;

[0035] 41. Second transmission mechanism frame, 42. Second sensor, 43. Second transmission mechanism driving motor, 44. Second push cylinder, 45. Second conveyor belt, 46. Second baffle, 47. Second conveyor mechanism outlet, 48. Second push V-shaped plate, 49. Second push cylinder front sensor, 410. Second push cylinder rear sensor;

[0036] 51. Second lifting motor, 52. Second frame, 53. Second chamfering drive motor, 54. Second milling cutter, 55. Second three-jaw chuck drive motor, 56. Second workpiece sensor, 57. Second jaw sensor, 58. Second top plate cylinder, 59. Mounting plate, 510. Third pushing V-plate, 511. Third pushing cylinder, 512. Second top plate, 513. Workpiece outlet, 514. Height sensor 3, 515. Height sensor 4, 516. Second top plate cylinder upper sensor, 517. Second top plate cylinder lower sensor, 518. Second three-jaw chuck;

[0037] 271. Cylinder mounting hole, 272. Claw opening, 2101. First top plate cylinder upper sensor, 2102. First top plate cylinder lower sensor, 281. Claw. DETAILED DESCRIPTION

[0038] The following is combined with Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Fig. 9 , Fig.10 The implementation of the present invention is further described, but the implementation and protection scope of the present invention are not limited thereto.

[0039] The present invention includes a first conveying mechanism 1, the first conveying mechanism 1 is provided with a conveyor belt 13, a first chamfering mechanism 2 is provided behind a first conveying mechanism outlet 110 of the first conveying mechanism 1, a first pushing cylinder 16 is designed on the other side of the first conveying mechanism outlet 110 of the conveyor belt 13 of the first conveying mechanism 1, and the first pushing cylinder 16 can push the workpiece into the working surface of the first chamfering mechanism 2. The first chamfering mechanism 2 is provided with a three-jaw chuck 28 for clamping the workpiece, and a workpiece turning mechanism 3 is provided behind the three-jaw chuck 28, a storage chamber 37 is provided in the workpiece turning mechanism 3, and the first pushing cylinder 16 can push the workpiece into the storage chamber 37; the storage chamber 37 of the workpiece turning mechanism 3 can be turned 180 degrees along the chamfering plane of the workpiece. A second conveying mechanism 4 is arranged behind the workpiece flipping mechanism 3, and the second conveying mechanism 4 is provided with a second conveyor belt 45. A second pushing cylinder 44 is arranged on one side of the second conveyor belt 45, and a second chamfering mechanism 5 is arranged on the other side of the second pushing cylinder 44. The second pushing cylinder 44 can push the workpiece into the working surface of the second chamfering mechanism 5. A third pushing cylinder 511 is arranged on one side of the second chamfering mechanism 5, and a workpiece outlet 513 is arranged on the other side of the second chamfering mechanism 5. The third pushing cylinder 511 can push the workpiece out of the workpiece outlet 513.

[0040] In more detail, the first conveying mechanism 1 also includes a conveying mechanism bracket 111 and a first driving motor 11. The first driving motor 11 is fixed on the conveying mechanism bracket 111 with bolts. The first driving motor 11 is connected to the belt conveying mechanism 12. The belt conveying mechanism 12 is also connected to the chain conveyor 13. A gate plate 15 is vertically arranged above the middle of the chain conveyor 13. A gate cylinder 14 is arranged on the upper side of the gate plate 15. The piston rod of the gate cylinder 14 is provided with threads and connected with the threaded hole on the upper side of the gate plate 15. A first baffle plate 18 is arranged at the rear of the conveyor 13. A first workpiece sensor A19 is arranged at the rear of the first baffle plate 18 near the first conveying mechanism outlet 110. A first pushing V-shaped plate 17 is arranged on the piston rod of the first pushing cylinder 16. A piston stroke first pushing cylinder front sensor 112 and a first pushing cylinder rear sensor 113 are arranged on the outer side of the cylinder body of the first pushing cylinder (16). The first chamfering mechanism 2 also includes a first frame 22, which is welded and installed on the base frame 26. A first lifting motor 21 is arranged above the first frame 22, and the first lifting motor 21 is connected to the first chamfering drive motor 23 by a screw rod. The rotation of the first lifting motor 21 can drive the first chamfering drive motor 23 to move up and down. A first milling cutter 24 is arranged on the motor shaft below the first chamfering drive motor 23, and a three-jaw chuck 28 is arranged below the first milling cutter 24. A first three-jaw chuck drive motor 210 is arranged in the direction of the three-jaw chuck 28 locking the square interface. The axis of the first three-jaw chuck drive motor 210 is square, and the axis of the first three-jaw chuck drive motor 210 corresponds to the locking square interface of the three-jaw chuck 28. A first top plate 27 is arranged between the three-jaw chuck 28 and the first milling cutter 24. The first top plate has a cylinder mounting threaded hole 271 and a claw opening 272. The claw opening 272 can be placed in the claw 281. A through hole is arranged on the base frame 26 corresponding to the center of the three-jaw chuck. A first top plate cylinder 29 is arranged below the base frame 26. The piston rod of the first top plate cylinder 29 passes through the through hole on the base frame 26 and the center of the three-jaw chuck. The piston rod head of the first top plate cylinder 29 has a thread. The thread of the piston rod head cooperates with the cylinder mounting threaded hole 271 in the center of the first top plate so that the piston rod of the first top plate cylinder is relatively fixed to the first top plate. A first claw sensor 25 and a first workpiece sensor 212 are arranged outside the three-jaw chuck 28. A height sensor 1213 and a height sensor 2214 are arranged on the side of the first chamfering drive motor 23. The height sensor 1213 and the height sensor 2214 are fixed to the first frame by magnetic force and can be adjusted in the vertical direction.The flipping mechanism 3 also includes a flipping cylinder 31, a rack 32, a flipper 33, a bearing frame 34, and an integrated bearing 35. The flipper 33 is provided with a gear 36. The flipping cylinder 31 is fixed to the base frame 26 with bolts. A thread is provided in front of the piston rod of the flipping cylinder 31, and the rack has a threaded hole. The piston rod is relatively fixed to the rack 32, and the rack 32 is meshed with the gear 36. The flipper 33 is installed in the integrated bearing 35, and the integrated bearing 35 is fixed to the bearing frame 34 with bolts. The bearing frame 34 is welded and fixed to the base frame 26. The flipping cylinder 31 pushes out the piston to flip the flipper 33 180 degrees. The second transmission mechanism 4 also includes a second transmission mechanism frame 41, a second sensor 42, and a second transmission mechanism drive motor 43. The second transmission mechanism frame 41 is welded and fixedly installed on the base frame 26. The second conveyor belt 45 is installed in the second transmission mechanism frame 41. Two sprockets are arranged inside the second transmission mechanism frame 41. The second conveyor belt 45 is installed on the two sprockets. The second transmission mechanism drive motor 43 is installed on the outside of the second transmission mechanism frame 41. The second transmission mechanism drive motor 43 can drive the second conveyor belt 45 to rotate through the sprocket. The second pushing cylinder 44 is installed on one side of the second transmission mechanism frame 41. The second transmission mechanism frame 41 is provided with a second transmission mechanism outlet 47. The piston rod head of the second pushing cylinder 44 is fixedly connected with a second pushing V-shaped plate 48. A second baffle 46 is arranged on the side of the second transmission mechanism frame 41 close to the edge of the second pushing V-shaped plate 48 away from the first chamfering mechanism 2. A second sensor 42 is arranged on the second baffle 46. A second pushing cylinder front sensor 49 and a second pushing cylinder rear sensor 410 are also arranged on the outside of the second pushing cylinder 44. The second frame 52 of the second chamfering mechanism 5 is welded and installed on the base frame 26, and a second lifting motor 51 is arranged above the second frame 52, and the second lifting motor 51 is connected to the second chamfering drive motor 53, and the second lifting motor 51 is connected to the second chamfering drive motor 53 by a screw rod. The rotation of the second lifting motor 51 can drive the second chamfering drive motor 53 to move up and down, and a second milling cutter 54 is arranged on the motor shaft below the second chamfering drive motor 53, and a second three-jaw chuck 518 is arranged below the second milling cutter 54, and a second three-jaw chuck drive motor 55 is arranged in the direction of the locking interface of the second three-jaw chuck 518, and the axis of the second three-jaw chuck drive motor 55 is square, and the axis of the second three-jaw chuck drive motor 55 corresponds to the locking square interface of the second three-jaw chuck 518.A second top plate 512 is arranged between the second three-jaw chuck 518 and the second milling cutter 54. The second top plate 512 is provided with a cylinder mounting threaded hole 271 and a clamping jaw opening 272. The clamping jaw opening 272 can be placed in the clamping jaw 281. A second top plate cylinder 58 is arranged below the base frame 26. A piston rod hole corresponding to the second top plate cylinder 58 is arranged on the base frame 26. The piston rod of the second top plate cylinder 58 passes through the through hole on the base frame 26 and the center of the second three-jaw chuck 518. The piston rod head of the second top plate cylinder 58 is threaded. A cylinder mounting threaded hole 271 is opened in the center of the second top plate 512 to cooperate with the piston rod of the second top plate cylinder 58 to be relatively fixed to the second top plate 512. The up and down movement of the piston rod of the second top plate cylinder 58 can drive the second top plate 512 to move up and down. A second jaw sensor 57 and a second workpiece sensor 56 are arranged on the outside of the second three-jaw chuck 518, and a height sensor 3514 and a height sensor 4515 are arranged on the side of the second chamfering drive motor 53. The height sensor 3514 and the height sensor 4515 are adjustable in the vertical direction.

[0041] In more detail, it further includes a controller, an external air compressor, a seven-link air solenoid control valve, a hydraulic system, and a two-link hydraulic solenoid control valve. The external air compressor and the seven-link air solenoid control valve and the gate cylinder 14, the first push cylinder 16, the first top plate cylinder 29, the flip cylinder 31, the second push cylinder 44, the second top plate cylinder 58, and the third push cylinder 511 form seven parallel circuits. The hydraulic system and the two-link hydraulic solenoid control valve and the first three-jaw chuck drive motor 210 and the second three-jaw chuck drive motor 55 form two parallel hydraulic circuits. The controller can receive the first workpiece sensor A19, the first jaw sensor 25, the first workpiece sensor 212, the second sensor 42, the second workpiece sensor 56, and the second jaw sensor 57. , height sensor 1213, height sensor 2214, height sensor 3514, height sensor 4515, first push cylinder front sensor 112, first push cylinder rear sensor 113, second push cylinder front sensor 49, second push cylinder rear sensor 410, first top plate cylinder upper sensor 2101, first top plate cylinder lower sensor 2102, second top plate cylinder upper sensor 516, second top plate cylinder lower sensor 517, the controller can control the seven-link air solenoid control valve, the two-link hydraulic solenoid control valve, the first drive motor 11, the first lifting motor 21, the first chamfering drive motor 23, the second lifting motor 51, and the second chamfering drive motor 53 according to the received signals and the set program.

[0042] When working:

[0043] Start the external air compressor, hydraulic system and the equipment, S1: equipment reset, the controller starts to control the seven-link air solenoid control valve and the two-link hydraulic solenoid control valve according to the set program to retract the piston rod of the gate cylinder to lift the gate plate 15, retract the piston rod of the first push cylinder 16, the first lifting motor 21 lifts the first chamfering drive motor 23 to the position of the height sensor 2213, the first top plate cylinder 29 rises to the position of the sensor 2101 on the first top plate cylinder, the first three-jaw chuck drive motor 210 drives the three-jaw chuck 28 to open the claw 281 to the specified position of the first claw sensor 25, the second top plate cylinder 58 rises to the position of the sensor 516 on the second top plate cylinder, the piston rod of the flip cylinder 31 extends to make the storage chamber 37 in a horizontal position on one side of the first chamfering mechanism 2, the second push cylinder 44 retracts the piston rod to the position of the sensor 410 behind the second push cylinder, the piston rod of the third push cylinder 511 is retracted, and the piston rod of the second top plate cylinder 58 extends to the position of the sensor 516 on the second top plate cylinder;

[0044] S2: The controller starts the first drive motor 11, the second transmission mechanism drive motor 43, the first chamfering drive motor 23, and the second chamfering drive motor 53 according to a set program.

[0045] S3: The workpiece conveyed by the conveyor belt falls from the previous process to the conveyor belt position A. After reaching the first baffle 18 position C, it is detected by the first workpiece sensor A19 and sends information to the controller; the controller controls the activation of the seven-link air solenoid control valve to extend the first push cylinder 16 to the position specified by the sensor 112 in front of the first push cylinder, and the workpiece is pushed to the center position D of the three-jaw chuck 28 of the first chamfering mechanism 2, and is detected by the first workpiece sensor 211. The first workpiece sensor 211 sends a signal to the controller, and the controller controls the first push cylinder 16 to retract according to the set time;

[0046] S4: The controller sends information to control the seven-link air solenoid control valve to make the first top plate cylinder 29 descend to the position of the first top plate cylinder lower sensor 2102;

[0047] S5: The controller sends information to control the two-way hydraulic solenoid control valve to start the first three-jaw chuck drive motor 210 to the set time to clamp the workpiece;

[0048] S6: After the program setting time is reached, the controller starts the first lifting motor 21 downward, chamfers the first edge, and the height sensor 2214 is triggered and sends a signal to the controller. The controller controls the first lifting motor 21 upward until the height sensor 1213 is triggered and sends a signal to the controller;

[0049] S7: The controller sends information to control the two-link hydraulic solenoid control valve to start the first three-jaw chuck drive motor 210 to reverse, the first three-jaw chuck 28 is released, the first jaw sensor 25 is triggered, and a signal is sent to the controller;

[0050] S8: The controller sends information to control the seven-link air electromagnetic control valve to make the first top plate cylinder 29 rise to the position of the sensor 2101 on the first top plate cylinder, and the sensor 2101 on the first top plate cylinder sends information to the controller;

[0051] S9: The controller controls to start the seven-link air electromagnetic control valve to make the first push cylinder 16 push to the position specified by the sensor 113 behind the first push cylinder, and the workpiece is pushed into the storage chamber 37;

[0052] S10: The controller controls to start the seven-link air electromagnetic control valve according to the set time to push out the flip cylinder 31, flip the workpiece, and the workpiece falls into position E. The controller controls to start the seven-link air electromagnetic control valve according to the set time again to retract the flip cylinder 31 and reset the flipper 33;

[0053] S11: The workpiece enters the second conveying mechanism 4. After the workpiece reaches the F position, it is detected by the second sensor 42 and the information is sent to the controller;

[0054] S12: The controller controls the seven-link air electromagnetic control to push the second push cylinder 44 out to make the workpiece enter the G position. The second workpiece sensor 56 detects and sends information to the controller. The controller also controls the seven-link air electromagnetic control to retract the second push cylinder 44 according to the set time.

[0055] S13: The controller sends information to control the seven-link air solenoid control valve to make the second top plate cylinder 58 descend to the position specified by the second top plate cylinder lower sensor 517;

[0056] S14: The controller sends information to control the two-way hydraulic solenoid control valve to start the second three-jaw chuck drive motor 55 for a set time;

[0057] S15: After the time is reached, the controller starts the second lifting motor 51 downward, the height sensor 4515 is triggered and sends a signal to the controller, and the controller controls the second lifting motor 51 upward until the height sensor 3514 is triggered and sends a signal to the controller;

[0058] S16: The controller sends information to control the two-link hydraulic solenoid control valve to start the second three-jaw chuck drive motor 55 to reverse, and the second jaw sensor 57 is triggered to send a signal to the controller;

[0059] S17: The controller sends information to control the seven-link air solenoid control valve to make the second top plate cylinder 58 rise to the position of the sensor 516 on the second top plate cylinder;

[0060] S18: The controller controls to start the seven-link air electromagnetic control according to the set time to push the third pushing cylinder 511 to the end so that the workpiece enters the workpiece outlet 513 to complete the chamfering of the two sides of the workpiece, and the next workpiece enters the next cycle.

[0061] When the first workpiece sensor 212 or the second workpiece sensor 56 or other sensors do not detect a signal within the set program time, the equipment is judged to be abnormal, and the controller controls the seven-link air solenoid valve to move the gate cylinder 14 downward, close the gate plate 15, and the workpiece stays at the conveyor belt B position. After the signal controller is re-input from the outside, the program is executed normally according to steps S1 to S18.

Claims

1. A chamfering machine, characterized in that : It includes a first conveying mechanism, the first conveying mechanism is provided with a conveyor belt, a first conveying mechanism outlet is provided on the side of the first conveying mechanism, a first chamfering mechanism is provided after the first conveying mechanism outlet, a first pushing cylinder is designed on the other side of the conveyor belt corresponding to the first conveying mechanism outlet, the first pushing cylinder can push the workpiece into the working surface of the first chamfering mechanism, and a base frame is provided below the first chamfering mechanism; The first chamfering mechanism is installed on the base frame, and is provided with a three-jaw chuck for clamping the workpiece. A workpiece flipping mechanism is provided behind the three-jaw chuck. A storage cavity is provided in the workpiece flipping mechanism, and the first pushing cylinder can push the workpiece into the storage cavity. The storage cavity of the workpiece flipping mechanism can drive the workpiece plane to flip 180 degrees. The workpiece turning mechanism is installed on the base frame, and a second conveying mechanism is arranged behind the workpiece turning mechanism, and the second conveying mechanism is provided with a second conveyor belt, a second pushing cylinder is arranged on one side of the second conveyor belt, and a second chamfering mechanism is arranged on the other side of the second pushing cylinder, and the second pushing cylinder can push the workpiece into the working surface of the second chamfering mechanism; The second chamfering mechanism is installed on the base frame, a third pushing cylinder is arranged on one side of the second chamfering mechanism, a workpiece outlet is arranged on the other side of the second chamfering mechanism, and the third pushing cylinder can push the workpiece from the working surface of the second chamfering mechanism to the workpiece outlet; The first conveying mechanism further comprises a conveying mechanism bracket, a first driving motor, a first driving motor, a conveying mechanism, a conveyor belt, a gate cylinder, a gate plate, a first pushing V-shaped plate, a first baffle, a first workpiece sensor A, a conveying mechanism bracket, a first pushing cylinder front sensor, and a first pushing cylinder rear sensor. The first driving motor is mounted and fixed on the conveying mechanism bracket, the first driving motor is connected to the conveying mechanism, and the conveying mechanism is simultaneously connected to the conveyor belt. The first driving motor can drive the conveyor belt to rotate. A gate plate is vertically arranged above the middle of the conveyor belt, a gate cylinder is arranged on the upper side of the gate plate, the gate cylinder piston rod is connected to the upper side of the gate plate, and the gate cylinder can drive the gate plate to move up and down. A first baffle is provided at the rear of the connecting conveyor belt, a first workpiece sensor A is provided at the rear of the first baffle near the outlet of the first conveying mechanism, a first pushing V-shaped plate is provided at the front end of the piston rod of the first pushing cylinder, and a piston stroke first pushing cylinder front sensor and a first pushing cylinder rear sensor are provided at the outer side of the cylinder body of the first pushing cylinder; The first chamfering mechanism also includes a first lifting motor, a first frame, a first chamfering drive motor, a first milling cutter, a first jaw sensor, a base frame, a first top plate, a three-jaw chuck, a first top plate cylinder, a first three-jaw chuck drive motor, a first workpiece sensor, a height sensor 1, a height sensor 2, a first top plate cylinder upper sensor, and a first top plate cylinder lower sensor. The first frame is installed on the base frame, and a first lifting motor is arranged above the first frame. The first lifting motor is connected to the first chamfering drive motor. A first milling cutter is arranged on the motor shaft below the first chamfering drive motor. A three-jaw chuck is arranged below the first milling cutter. A first three-jaw chuck drive motor is arranged in the direction of the locking interface of the three-jaw chuck. A first top plate is arranged between them, a cylinder mounting threaded hole is opened in the center of the first top plate, three claw openings are opened from the edge to the middle of the first top plate, the claw openings can be placed in the claws of the three-jaw chuck, a through hole is opened on the bottom frame corresponding to the center of the three-jaw chuck, a first top plate cylinder is arranged below the bottom frame, a piston stroke first top plate cylinder upper sensor and a first top plate cylinder lower sensor are arranged on the outer side of the first top plate cylinder, a piston rod of the first top plate cylinder passes through the through hole on the bottom frame and the center of the three-jaw chuck, a thread is opened on the piston rod head of the first top plate cylinder, and the thread of the piston rod head cooperates with the cylinder mounting threaded hole in the center of the first top plate to fix the piston rod of the first top plate cylinder relatively to the first top plate, and the up and down movement of the piston rod of the first top plate cylinder can drive the first top plate to move up and down; A first jaw sensor and a first workpiece sensor are arranged on the outside of the three-jaw chuck, and a height sensor 1 and a height sensor 2 are arranged on the side of the first chamfering drive motor. The height sensor 1 and the height sensor 2 are adjustable in the vertical direction.

2. A chamfering machine according to claim 1, characterized in that: The above-mentioned flipping mechanism also includes a flipping cylinder, a rack, a flipper, a bearing frame, and an integrated bearing. The flipper is provided with a gear on the side and the above-mentioned storage cavity at the front end. The flipping cylinder is fixed to the above-mentioned base frame. The rack is fixed in front of the piston rod of the flipping cylinder. The rack is meshed with the gear. The flipper is installed in the integrated bearing. The integrated bearing is fixed on the bearing frame. The bearing frame is fixed on the above-mentioned base frame. The flipping cylinder pushes out the piston to flip the flipper 180 degrees.

3. A chamfering machine according to claim 1, characterized in that: The second conveying mechanism further includes a second transmission mechanism frame, a second sensor, a second transmission mechanism driving motor, a second baffle, a second transmission mechanism outlet, a second pushing V-shaped plate, a second pushing cylinder front sensor, and a second pushing cylinder rear sensor; the second transmission mechanism frame is fixedly installed on the base frame, the second conveyor belt is installed in the second transmission mechanism frame, the second transmission mechanism driving motor is installed on the outside of the second transmission mechanism frame, the second transmission mechanism driving motor can drive the second conveyor belt to rotate, the second pushing cylinder is installed on one side of the second transmission mechanism frame, the second transmission mechanism frame has a second transmission mechanism outlet, the second pushing cylinder piston rod head is fixedly connected with a second pushing V-shaped plate, a second baffle is arranged on the second transmission mechanism frame near the edge of the second pushing V-shaped plate away from the first chamfering mechanism, a second sensor is arranged on the second baffle, and a second pushing cylinder front sensor and a second pushing cylinder rear sensor are also arranged on the outside of the second pushing cylinder.

4. A chamfering machine according to claim 1, characterized in that: The second chamfering mechanism also includes a second lifting motor, a second frame, a second chamfering drive motor, a second milling cutter, a second three-jaw chuck drive motor, a second workpiece sensor, a second jaw sensor, a second top plate cylinder, a mounting plate, a third push V-shaped plate, a third push cylinder, a second top plate, a workpiece outlet, a height sensor 3, a height sensor 4, a second top plate cylinder upper sensor, a second top plate cylinder lower sensor, and a second three-jaw chuck; The second frame is installed on the base frame, a second lifting motor is arranged above the second frame, the second lifting motor is connected to a second chamfering drive motor, a second milling cutter is arranged on the motor shaft below the second chamfering drive motor, a second three-jaw chuck is arranged below the second milling cutter, a second three-jaw chuck drive motor is arranged in the direction of the second three-jaw chuck locking interface, a second top plate is arranged between the second three-jaw chuck and the second milling cutter, the second top plate is provided with a cylinder mounting threaded hole and a claw opening, the claw opening can be placed in the claw, and a second top plate is arranged below the base frame. A second top plate cylinder is provided, and a piston stroke second top plate cylinder upper sensor and a second top plate cylinder lower sensor are arranged on the outer side of the second top plate cylinder, and a piston rod hole corresponding to the second top plate cylinder is opened on the bottom frame, and the piston rod of the second top plate cylinder passes through the through hole on the bottom frame and the center of the second three-jaw chuck, and the piston rod head of the second top plate cylinder is threaded, and the second top plate cylinder piston rod is relatively fixed to the second top plate through the thread of the piston rod head and the cylinder mounting threaded hole opened in the center of the second top plate, and the second top plate cylinder piston rod can drive the second top plate to move up and down when the second top plate cylinder piston rod moves up and down; A second jaw sensor and a second workpiece sensor are arranged on the outside of the second three-jaw chuck, and a height sensor 3 and a height sensor 4 are arranged on the side of the second chamfering drive motor. The height sensor 3 and the height sensor 4 are adjustable in the vertical direction.

5. A chamfering machine according to claim 4, characterized in that: It also further includes a controller, an external air compressor, a seven-link air electromagnetic control valve, a hydraulic system, and a two-link hydraulic electromagnetic control valve. The external air compressor and the seven-link air electromagnetic control valve and the gate cylinder, the first push cylinder, the first top plate cylinder, the flip cylinder, the second push cylinder, the second top plate cylinder, and the third push cylinder form seven parallel circuits. The hydraulic system and the two-link hydraulic electromagnetic control valve and the first three-jaw chuck drive motor and the second three-jaw chuck drive motor form two parallel hydraulic circuits. The controller can receive the first workpiece sensor, the first jaw sensor, the first workpiece sensor, the second sensor, and the second workpiece sensor. Sensor, second claw sensor, height sensor 1, height sensor 2, height sensor 3, height sensor 4, first push cylinder front sensor, first push cylinder rear sensor, second push cylinder front sensor, second push cylinder rear sensor, first top plate cylinder upper sensor, first top plate cylinder lower sensor, second top plate cylinder upper sensor, second top plate cylinder lower sensor signals, the controller can control the above-mentioned seven-link air solenoid control valve, two-link hydraulic solenoid control valve, first drive motor, first lifting motor, first chamfering drive motor, second lifting motor, and second chamfering drive motor according to the received signals and set programs.

6. A chamfering machine according to claim 5, characterized in that: The processing steps are: S1 equipment reset, S2 conveyor belt transmission work, S3 pushing to the first work station, S4 the first top plate descends to lower the workpiece, S5 clamps the workpiece, S6 chamfers the first side, S7 releases the workpiece, S8 the first top plate rises to lift the workpiece, S9 pushes to the flipping mechanism, S10 flips the workpiece, S11 the second conveyor belt transmission work, S12 pushes to the second work station, S13 the second top plate descends to lower the workpiece, S14 clamps the workpiece, S15 chamfers the second side, S16 releases the workpiece, S17 the second top plate rises to lift the workpiece, and S18 pushes the workpiece out.

Images