CN215316508U - Wheel hub and barrel-shaped work piece edge cutting equipment - Google Patents

Abstract

The utility model relates to the technical field of workpiece cutting, in particular to a hub and barrel-shaped workpiece edge cutting device. The cutting equipment comprises a control unit, a conveying unit, a positioning unit, a clamping and rotating unit and a cutting unit; the positioning unit has a closed state and an open state, when the positioning unit is in the closed state, the workpiece is clamped to the position that the center of the workpiece is coaxial with the rotation center of the clamping rotating unit, and when the positioning unit is in the open state, a moving space is formed in the positioning unit; the control unit is configured to control the cutting unit to ascend to the cutting position and perform cutting work when the positioning unit is switched to the open state. In the embodiment of the utility model, the positioning unit is closed to clamp the workpiece, the positioning unit is opened, the cutting unit is lifted to the cutting position and is matched with the clamping and rotating unit to rotate to directly cut the workpiece, the machining efficiency is not limited by the size of machining allowance, the machining efficiency is obviously improved, and no cutting fluid is used in the machining process, so that the environmental pollution is not easily caused.

Description

Wheel hub and barrel-shaped work piece edge cutting equipment

Technical Field

The utility model relates to the technical field of workpiece cutting, in particular to a hub and equipment for cutting the edge of a barrel-shaped workpiece.

Background

At present, the machining allowance of the hub and the edge of the barrel-shaped workpiece is generally removed by adopting a machining mode such as a lathe or a milling machine. The following disadvantages exist in the conventional machining method: (1) the lathe or the milling machine occupies a large area, and the traditional processing mode such as turning or milling is to cut off the processed material layer by layer, so the processing efficiency is limited by the size of the processing allowance, and the processing efficiency is reduced; (2) environmental pollution, the traditional mode of processing can be processed unnecessary metal material into the clastic, and difficult collection, and be unfavorable for the secondary and retrieve and use and cause environmental pollution. In addition, the cutting fluid is used in the machining process, and environmental pollution is easily caused if the cutting fluid is not properly treated.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the prior art, the utility model provides a hub and barrel-shaped workpiece edge cutting device, and solves the technical problems of low processing efficiency and environmental pollution of the existing workpiece processing device.

In order to achieve the technical purpose, the embodiment of the utility model provides a hub and barrel-shaped workpiece edge cutting device, which comprises a control unit, a conveying unit, a positioning unit, a clamping and rotating unit and a cutting unit, wherein the conveying unit, the positioning unit, the clamping and rotating unit and the cutting unit are respectively connected with the control unit; the positioning unit has a closed state and an open state, when the positioning unit is in the closed state, the center for clamping the workpiece to the workpiece is coaxial with the rotation center of the clamping rotation unit, and when the positioning unit is in the open state, a moving space is formed in the positioning unit; the cutting unit includes a cutting torch for cutting the workpiece, the cutting torch being movable in an up-down direction and a front-rear direction; the control unit is arranged to control the cutting gun to ascend through the moving space and move to the position, to be cut, of the workpiece to perform cutting work when the positioning unit is switched to the opening state.

Further, the conveying unit includes a plurality of conveying rollers disposed at intervals in a conveying direction of the workpiece and a first driving device that drives the conveying rollers to rotate.

Further, the conveying unit further comprises a workpiece intercepting device, and the workpiece intercepting device is close to the workpiece transferring-in side of the cutting equipment; the workpiece intercepting apparatus includes: at least one intercepting shaft disposed at an interval of adjacent conveying rollers; and the second driving device is connected with the intercepting shaft and is used for controlling the intercepting shaft to move in the vertical direction.

Further, the positioning unit includes: the positioning shafts are arranged at intervals of adjacent conveying rollers; when the positioning unit is in a closed state, at least two positioning shafts are respectively arranged on two sides of the workpiece; and the third driving device is connected with the positioning shaft and used for controlling the positioning shafts positioned at two sides of the workpiece to move in the front-back direction in the opposite direction or the back direction so as to position the workpiece or form the moving space.

Further, the positioning unit further includes: the two positioning shaft seats are arranged below the conveying roller, and the positioning shafts are respectively arranged on the corresponding positioning shaft seats; and the first ends of the two pull rods are respectively rotatably connected with the two positioning shaft seats, the second ends of the two pull rods are respectively connected with the third driving device, and the third driving device drives the second ends of the pull rods to move along the conveying direction of the workpiece so as to drive the positioning shaft seats to move in the front-back direction in a reverse direction.

Furthermore, the bottom of the positioning shaft seat is provided with a positioning sliding block and a positioning guide rail matched with the positioning sliding block.

Further, the clamping rotation unit is disposed above the conveying unit, and includes: a workpiece chucking plate for holding the workpiece; the workpiece rotating transmission box is connected with the workpiece clamping disc and is used for driving the workpiece clamping disc and the workpiece to rotate around a central shaft of the workpiece; and the workpiece lifting device is connected with the workpiece rotating transmission box and is used for controlling the workpiece rotating transmission box, the workpiece clamping disc and the workpiece to move in the vertical direction.

Further, the cutting unit further includes: the fourth driving device is connected with the cutting gun and used for driving the cutting gun to reciprocate along the workpiece conveying direction so as to adjust the distance between the cutting gun and the workpiece; and the fifth driving device is connected with the fourth driving device and is used for driving the fourth driving device and the cutting gun to move in the vertical direction.

Further, the cutting apparatus further comprises a scrap collecting unit adjacent to a work-piece roll-out side of the cutting apparatus, the scrap collecting unit comprising: at least one scrap pusher bar disposed at a spacing of adjacent feed rollers adjacent to the work roll-out side; and a sixth driving device connected to the waste push rod for driving the waste push rod to move in the front-rear direction.

One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:

1. according to the hub and barrel-shaped workpiece edge cutting equipment provided by the embodiment of the utility model, during machining, the conveying unit conveys the workpiece to the position below the clamping and rotating unit, the positioning unit closes the clamping and rotating unit to clamp and rotate the workpiece, the positioning unit opens, the cutting unit rises to the cutting position and is matched with the rotation of the clamping and rotating unit to directly cut the workpiece at the required position, the machining efficiency is not limited by the machining allowance, and the machining efficiency is obviously improved. The initial position of the cutting unit is positioned below the conveying part of the conveying unit, and the workpiece is positioned by closing the positioning unit; the positioning unit is opened, the cutting unit rises to cut, the floor area of cutting equipment is relatively reduced, cutting fluid is not used in the machining process, environmental pollution is not easily caused, and the cutting device is suitable for wide popularization and application. The processing is continuously and automatically carried out, the production process is continuously completed, the automatic feeding and the automatic cutting are carried out, and the hub and the edge of the barrel-shaped workpiece are automatically collected by wastes.

2. In the embodiment of the utility model, when the positioning unit is opened, the lifting is completed by the driving of the lifting sliding table fixed on the conveying frame, and the feeding sliding table arranged on the lifting sliding table drives the cutting torch to complete the feeding action of the cutting torch through the cutting torch supporting rod so as to adjust the distance between the cutting torch and the workpiece. The gun nozzle part of the cutting gun is positioned inside the workpiece, and the waste materials after cutting under the rotation matching of the workpiece rotation transmission box are in a ring shape with complete shape, so that the collection and secondary recycling are facilitated.

3. In the embodiment of the utility model, in the initial state, the waste push rod is positioned at the position close to the rear side of the cutting equipment and is arranged between the adjacent conveying rollers in a penetrating manner, so that the material conveying is not influenced, and the integration of the equipment is improved; the waste push rod is driven by a sixth driving device arranged on the conveying frame to move forwards, waste is pushed into a waste collecting box arranged on the front side of the cutting equipment, waste collection is completed, and compared with the traditional turning or milling, the waste collecting device does not generate chips and is easy to collect.

Drawings

FIG. 1 is a perspective view of a hub and a barrel-shaped workpiece edge cutting apparatus according to an embodiment of the present invention;

FIG. 2 is a perspective view of an alternative perspective of the hub and barrel-shaped workpiece edge cutting apparatus (not including the scrap receptacle) in accordance with an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a workpiece intercepting apparatus according to an embodiment of the present disclosure;

FIG. 4 is a schematic view showing an installation structure of a positioning unit, a cutting unit and a workpiece intercepting apparatus according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a positioning unit according to an embodiment of the present invention;

FIG. 6 is a front view of a clamping rotary unit in an embodiment of the present invention;

FIG. 7 is a schematic view of a connection structure of the clamping rotary unit and the supporting frame according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a cutting unit according to an embodiment of the present invention;

fig. 9 is a partial schematic structural view of a waste collection unit and a conveying unit in an embodiment of the present invention.

Description of the reference numerals

100-conveying unit, 101-workpiece in side, 102-workpiece out side, 103-conveying roller, 104-intercepting shaft, 105-second driving device, 106-first connecting plate, 107-guide block;

200-a positioning unit, 201-a positioning shaft, 202-a third driving device, 203-a second connecting plate, 2031-a first groove body, 2032-a second groove body, 204-a positioning shaft seat, 205-a pull rod, 206-a positioning slide block, 207-a positioning guide rail and 208-a moving space;

300-clamping rotation unit, 301-workpiece clamping disc, 302-workpiece rotation transmission box, 303-workpiece lifting device, 304-first mounting plate, 305-second mounting plate, 306-top plate, 307-lifting slide block, 308-lifting guide rail;

400-cutting unit, 401-cutting torch, 402-fourth driving device, 403-fifth driving device, 404-cutting torch supporting rod;

500-a waste collection unit, 501-waste, 502-a waste pusher, 503-a sixth drive, 504-a third connection plate, 504-a push-out slide, 505-a push-out guide, 506-a waste collection box;

600-the part to be machined,

700-rack, 701-conveying rack, 7011-cross beam, 702-support frame.

Detailed Description

Other objects and advantages of the present invention will become apparent by the following explanation of preferred embodiments of the present invention.

Fig. 1-9 show a schematic structural diagram of a hub and a barrel-shaped workpiece edge cutting device according to the present invention. For convenience of description, specific directions of the front and the left are indicated in the coordinate system of the lower left corner in fig. 1, wherein the opposite side of the front is the rear, and the opposite side of the left is the right, but the present invention is not limited to this structure.

As shown in fig. 1 to 9, a hub and barrel-shaped workpiece edge cutting apparatus includes a control unit, and a conveying unit 100, a positioning unit 200, a clamping and rotating unit 300, and a cutting unit 400 respectively connected to the control unit; the positioning unit 200 has a closed state and an open state, when the positioning unit 200 is in the closed state, the central axis holding the workpiece 600 to the workpiece 600 is coaxial with the rotation center holding the rotation unit 300, and when the positioning unit 200 is in the open state, the movement space 208 is formed in the positioning unit 200; the control unit is configured to control the cutting unit 400 to ascend to the cutting position through the moving space 208 and perform the cutting work when the positioning unit 200 is switched to the opened state. The control unit can be a PLC (programmable logic controller), an industrial personal computer or the like, and comprises a control system and a cutting device control system, wherein the control system is used for electrically controlling and pneumatically controlling the whole device to complete each action. The hub and barrel-shaped workpiece edge cutting device provided by the utility model further comprises a frame 700, and the conveying unit 100, the positioning unit 200, the clamping and rotating unit 300 and the cutting unit 400 are arranged on the frame 700.

According to the hub and barrel-shaped workpiece edge cutting device provided by the embodiment of the utility model, during machining, the conveying unit 100 conveys the workpiece 600 to the position below the clamping and rotating unit 300, the positioning unit 200 closes to clamp the workpiece 600, the clamping and rotating unit 300 clamps and rotates the workpiece 600, the positioning unit 200 is opened, the cutting unit 400 rises to a cutting position and is matched with the rotation of the clamping and rotating unit 300 to directly cut the workpiece 600 at a required position, the machining efficiency is not limited by the size of machining allowance, and the machining efficiency is obviously improved. The cutting unit 400 is positioned at the initial position below the conveying part of the conveying unit 100, and the workpiece 600 is positioned by closing the positioning unit 200; the positioning unit 200 is opened, the cutting unit 400 rises to cut, the floor area of the cutting equipment is relatively reduced, cutting fluid is not used in the machining process, environmental pollution is not easily caused, and the cutting machine is suitable for wide popularization and application.

In some embodiments, as shown in fig. 1-2, the conveying unit 100 includes a plurality of conveying rollers 103 disposed at a distance in a conveying direction of the workpiece 600 and a first driving device that drives the conveying rollers 103 to rotate. Specifically, the frame 700 includes a carriage 701 and a support frame 702, the plurality of conveying rollers 103 and the first driving device are mounted on the carriage 701, and the plurality of conveying rollers 103 are rotatably connected to the carriage 701. The first driving device may be a stepping motor, and the stepping motor is connected to the control unit for controlling the start and stop of the conveying unit 100. The stepping motor can be connected with each conveying roller 103 through chain transmission to drive the conveying rollers 103 to rotate, complete the displacement actions of the workpiece 600 in and out and the waste 501 transfer, and control the workpiece 600 to stop at a designated position as required through the control unit.

In some embodiments, as shown in fig. 2-4, the transport unit 100 further comprises a workpiece blocker proximate to the workpiece infeed side 101 of the cutting apparatus; the workpiece intercepting means comprises at least one intercepting shaft 104 and a second driving means 105, wherein the at least one intercepting shaft 104 is disposed at an interval of the adjacent conveying rollers 103; the second driving means 105 is connected to the intercepting shaft 104 for controlling the intercepting shaft 104 to move in the up-and-down direction. Specifically, the carriage 701 includes a plurality of cross beams 7011 disposed at intervals along the conveying direction of the workpiece 600; the second driving device 105 may be a lifting cylinder, and is installed on the conveying frame 701, and a cylinder shaft of the lifting cylinder is vertically installed; a first connecting plate 106 is mounted on the cylinder shaft, the first connecting plate 106 is arranged along the front-rear direction, and the cylinder shaft passes through the center of the first connecting plate 106; the intercepting axes 104 may be provided in two, the two intercepting axes 104 being symmetrically provided about the center of the first connecting plate 106; the workpiece intercepting device further comprises two guide blocks 107 mounted on the cross beam 7011, and the two intercepting shafts 104 respectively penetrate through the two guide blocks 107 to guide the up-and-down movement of the intercepting shafts 104. When the cutting device is operated, the second driving device 105 drives the intercepting shaft 104 to ascend along the guide block 107 to intercept and position the transferred workpiece 600, and preconditions are provided for accurate positioning when the workpiece 600 subsequently enters the positioning unit 200.

In some embodiments, as shown in fig. 1, 4 and 5, the positioning unit 200 includes: at least two positioning shafts 201 for clamping the workpiece 600, the positioning shafts 201 being provided at intervals of the adjacent conveying rollers 103; when the positioning unit 200 is in a closed state, at least two positioning shafts 201 are respectively arranged on two sides of the workpiece 600; and a third driving device 202 connected to the positioning shaft 201 for controlling the positioning shaft 201 on both sides of the workpiece 600 to move in the front and rear direction toward or away from each other to position the workpiece 600 or form the moving space 208. Specifically, the positioning shafts 201 include four, and the four positioning shafts 201 are divided into two groups and symmetrically arranged. The third driving means 202 may be a cylinder for driving the plurality of positioning shafts 201 to reciprocate in the front-rear direction. A second connecting plate 203 is mounted on the conveying frame 701, a plurality of first groove bodies 2031 and second groove bodies 2032 located at the middle positions are arranged on the second connecting plate 203, the number of the first groove bodies 2031 is the same as that of the positioning shafts 201, and the positions of the first groove bodies 2031 correspond to that of the positioning shafts 201; the first groove body 2031 extends in the front-rear direction, and the positioning shafts 201 are respectively arranged in the corresponding first groove bodies 2031 in a penetrating manner, so that a stable guiding effect is achieved for the movement of the positioning shafts 201; in an initial state, the positioning shaft 201 is close to the edge of the conveying roller 103, after the workpiece 600 is conveyed to a specified position in the inner space of the positioning shaft 201 by the conveying unit 100 and stops, the third driving device 202 drives the positioning shafts 201 on two sides to move oppositely to position the workpiece 600, so that the workpiece 600 is positioned below the clamping and rotating unit 300 and is coaxial with the rotating center, and a cutting position is determined. When cutting is required, the positioning shafts 201 on both sides move back to back, the positioning unit 200 is switched to the open state, and the cutting portion of the cutting unit 400 rises to the cutting position through the second groove 2032.

In some embodiments, as shown in fig. 1, 4 and 5, the positioning unit 200 further comprises: two positioning shaft seats 204 and two pull rods 205, wherein: the two positioning shaft seats 204 are arranged below the conveying roller 103, and the positioning shafts 201 are respectively arranged on the corresponding positioning shaft seats 204; the first ends of the two pull rods 205 are respectively rotatably connected with the two positioning shaft seats 204, the second ends of the two pull rods are both rotatably connected with the cylinder shaft of the third driving device 202, and the third driving device 202 drives the second ends of the pull rods 205 to move along the conveying direction of the workpiece 600, so as to drive the positioning shaft seats 204 to move in the front-back direction or in the back direction. Specifically, the third driving device 202 and the guide block 107 are mounted on the same cross beam 7011 and located between the two intercepting shafts 104, so that the space is further reasonably utilized, and the floor area of the whole cutting equipment is reduced. The cylinder shaft of the third driving device 202 is arranged along the left-right direction, the third driving device 202 drives the cylinder shaft to move rightwards, the positioning shaft bases 204 on the two sides are driven by the pull rod 205 to move oppositely, and then the positioning shafts 201 are clamped on the two sides of the workpiece 600; the third driving device 202 drives the cylinder shaft to move leftward, the pull rod 205 drives the positioning shafts 201 on the two sides to move back to back, so that the positioning shafts 201 move back to the workpiece 600, the second groove 2032 is completely opened, the cutting unit 400 is lifted to cut, and the positioning unit 200 is opened and closed.

In some embodiments, as shown in fig. 5, the bottom of the positioning shaft seat 204 is provided with a positioning slide block 206 and a positioning guide rail 207 matching with the positioning slide block 206. The positioning sliding block 206 is fixedly connected with the positioning shaft seat 204, the positioning guide rail 207 is fixedly connected with the cross beam 7011, and through the matching of the positioning sliding block 206 and the positioning guide rail 207, a guiding effect is provided for the movement of the positioning shaft 201 and the movement stability is improved.

In some embodiments, as shown in fig. 1, 6 and 7, the clamping rotation unit 300 is disposed above the transport unit 100, and includes a workpiece chucking plate 301 for holding a workpiece 600; a workpiece rotation transmission case 302 connected to the workpiece holding plate 301 for driving the workpiece holding plate 301 and the workpiece 600 to rotate around the central axis of the workpiece 600; and a workpiece lifting device 303 connected to the workpiece rotation transmission case 302 for controlling the workpiece rotation transmission case 302, the workpiece chucking plate 301, and the workpiece 600 to move in the up-down direction. Specifically, the clamping and rotating unit 300 is located above the positioning unit 200 and is mounted on the supporting frame 702. The workpiece lifting device 303 includes two cylinders, which are respectively disposed at two sides of the workpiece rotation transmission box 302 and are fixedly connected to the supporting frame 702. The rear side of work piece rotary transmission case 302 is provided with first mounting panel 304, and the top of first mounting panel 304 is connected with roof 306, and the cylinder axle of two cylinders is installed on roof 306, and the cylinder drive cylinder axle is flexible, drives roof 306 and first mounting panel 304 and moves on the upper and lower direction, and then drives work piece 600 and reciprocates. The supporting frame 702 is further connected with a second mounting plate 305, a lifting guide rail 308 is mounted on the front side of the second mounting plate 305, and a lifting slider 307 matched with the lifting guide rail 308 is mounted on the rear side of the first mounting plate 304 to provide a guiding effect for up-and-down movement. The workpiece lifting device 303 drives the workpiece rotating transmission box 302 to complete lifting, and the workpiece rotating transmission box 302 drives the workpiece clamping plate 301 to drive the workpiece 600 to rotate. The clamping and rotating unit 300 is also provided with a protective assembly, a protective cover of the protective assembly is arranged on the workpiece rotating transmission box 302, and an exhaust gas pipeline interface connected with an exhaust gas pipeline is arranged on the protective cover; the waste gas that will cut the production passes through the waste gas pipeline and discharges to waste gas handles, and the harmless back is discharged to the atmosphere, thereby avoids atmospheric environment's pollution and the injury that causes equipment operator health.

In some embodiments, as shown in fig. 2, 4 and 8, the cutting unit 400 includes: a cutting gun 401 for cutting the workpiece 600; the fourth driving device 402 is connected with the cutting torch 401 and is used for driving the cutting torch 401 to reciprocate along the conveying direction of the workpiece 600 so as to adjust the distance between the cutting torch 401 and the workpiece 600; and a fifth driving means 403 connected to the fourth driving means 402 for driving the fourth driving means 402 and the cutting torch 401 to move in the up-down direction. Specifically, the fourth driving device 402 may be a feeding slide, and the fifth driving device 403 may be an elevating slide. When the positioning unit 200 is closed, the cutting torch 401 is positioned below the conveying roller 103; when the positioning unit 200 is opened, the lifting is completed by the driving of the lifting slide table fixed on the conveying frame 701, and the cutting torch 401 is driven by the feeding slide table mounted on the lifting slide table through the cutting torch support rod 404 to complete the feeding action of the cutting torch 401, so as to adjust the distance between the cutting torch 401 and the workpiece 600. The torch mouth part of the cutting torch 401 is positioned inside the workpiece 600, and the waste 501 cut by the rotation of the workpiece rotation transmission box 302 is in a ring shape with a complete shape, so that the collection and the secondary recycling are facilitated. The cutting torch 401 may be a plasma cutting torch 401, a laser cutting torch 401, a flame cutting torch 401, or the like.

In some embodiments, as shown in fig. 1 and 9, the cutting apparatus further comprises a scrap collecting unit 500 proximate the workpiece roll-out side 102 of the cutting apparatus, the scrap collecting unit 500 comprising: at least one scrap pusher 502 provided at an interval of the adjacent conveying rollers 103 near the work roll-out side 102; and a sixth driving means 503 connected to the waste pusher 502 for driving the waste pusher 502 to move in the front-rear direction. The sixth driving device 503 may be an air cylinder, and the air cylinder is mounted on the conveying frame 701, and an air cylinder shaft of the air cylinder is connected with the third connecting plate 504; the waste push rods 502 can comprise two, and the two waste push rods 502 are vertically and symmetrically arranged on the third connecting plate 504; the bottom of the third connecting plate 504 is connected with a push-out slider 504, and a cross beam 7011 of the conveying rack 701 is provided with a push-out guide rail 505 matched with the push-out slider 504; the cylinder drives the cylinder shaft to stretch and retract so as to drive the waste push rod 502 to move in the front-rear direction; in an initial state, the waste push rod 502 is positioned at a position close to the rear side of the cutting equipment and penetrates between the adjacent conveying rollers 103, so that material conveying is not influenced, and the integration of the equipment is improved; the scrap pusher 502 is driven by a sixth driving device 503 mounted on the carriage 701 to move forward, and the scrap 501 is pushed into a scrap collecting box 506 mounted on the front side of the cutting device, so that the scrap collection is completed, no debris is generated compared with the conventional turning or milling, and the collection is easy.

The working principle of the hub and the cutting equipment for the edge of the barrel-shaped workpiece provided by the utility model is as follows: the first driving device drives the conveying rollers 103 to operate, the workpiece 600 to be processed is placed on the conveying unit 100, and the workpiece 600 is conveyed from the workpiece transferring side 101; the second driving device 105 drives the intercepting shaft 104 to ascend to intercept the workpiece 600, and after the machining process of the workpiece 600 at the front side is finished, the second driving device 105 drives the intercepting shaft 104 to descend to the initial position; the conveying rollers 103 of the conveying unit 100 operate the workpiece 600 to a distance below the clamping and rotating unit 300, and the conveying unit 100 stops; the third driving device 202 drives the positioning shafts 201 to move in the front-rear direction, so that the workpiece 600 is positioned below the clamping rotary unit 300 and is coaxial with the rotating shaft of the workpiece rotary transmission box 302, and the positioning unit 200 is in a closed state; the workpiece lifting device 303 drives the workpiece clamping disc 301 to descend, after the workpiece clamping disc 301 grasps the workpiece 600, the workpiece lifting device 303 drives the workpiece clamping disc 301 to ascend, and the workpiece rotating transmission box 302 drives the workpiece clamping disc 301 to drive the workpiece 600 to rotate; the third driving device 202 drives the positioning shaft 201 to move reversely, the positioning unit 200 is switched to an open state, and the fifth driving device 403 drives the fourth driving device 402 and the cutting gun 401 to ascend to a cutting position; the fourth driving device 402 controls the feeding action of the cutting gun 401 to adjust the distance between the cutting gun 401 and the workpiece 600, and finishes cutting by the cutting gun 401, and at the moment, the waste 501 falls onto the conveying roller 103 under the action of gravity; the conveying unit 100 is operated, the conveying roller 103 conveys the waste 501 to the pushing position of the waste pushing unit 500 and stops, the sixth driving device 503 drives the waste push rod 502 to push out the waste 501, and then the sixth driving device 503 drives the waste push rod 502 to retract to the initial position; the fourth driving device 402 drives the cutting gun 401 to return to the original position, and the fifth driving device 403 drives the fourth driving device 402 and the cutting gun 401 to move downwards to the initial position; the workpiece 600 is released from the workpiece chucking plate 301, the workpiece 600 drops onto the conveying unit 100, the conveying unit 100 operates, and the machined workpiece 600 is conveyed out of the cutting device from the workpiece carry-out side 102 to the next process. At this time, the next workpiece 600 enters the equipment from the workpiece transfer side 101, and the above processes are also completed, so that the continuous and automatic processing is ensured, the continuous, automatic feeding and automatic cutting of the production process are completed, and the hub and barrel-shaped workpiece edge cutting of the waste 501 is automatically collected.

The hub and barrel-shaped workpiece edge cutting apparatus of the present invention have been described in detail with reference to the preferred embodiments thereof, however, it is to be understood that modifications, adaptations and variations can be made by those skilled in the art without departing from the spirit of the present invention. The utility model includes the specific embodiments described above and any equivalents thereof.

Claims (9)

1. The equipment for cutting the edges of the wheel hub and the barrel-shaped workpiece is characterized by comprising a control unit, a conveying unit (100), a positioning unit (200), a clamping and rotating unit (300) and a cutting unit (400), wherein the conveying unit, the positioning unit (200), the clamping and rotating unit and the cutting unit are respectively connected with the control unit;

the positioning unit (200) has a closed state and an open state, the center of clamping the workpiece (600) to the workpiece (600) is coaxial with the rotation center of the clamping rotation unit (300) when the positioning unit (200) is in the closed state, and a movement space (208) is formed in the positioning unit (200) when the positioning unit (200) is in the open state;

the cutting unit (400) comprises a cutting torch (401) for cutting the workpiece (600), the cutting torch (401) being movable in an up-down direction and a front-rear direction;

the control unit is arranged to control the cutting gun (401) to ascend through the moving space (208) and move to a position to be cut of the workpiece (600) for cutting work when the positioning unit (200) is switched to the opening state.

2. The hub and barrel shaped workpiece edge cutting apparatus as claimed in claim 1, wherein said conveying unit (100) comprises a plurality of conveying rollers (103) disposed at a distance in the conveying direction of said workpiece (600) and a first driving means for driving said conveying rollers (103) to rotate.

3. Hub and barrel shaped workpiece edge cutting device according to claim 2, characterized in that the transport unit (100) further comprises a workpiece intercepting means near the workpiece in-turning side (101) of the cutting device; the workpiece intercepting apparatus includes:

at least one intercepting shaft (104) disposed at an interval of adjacent conveying rollers (103); and

and a second driving device (105) connected with the intercepting shaft (104) and used for controlling the intercepting shaft (104) to move in the vertical direction.

4. The hub and barrel shaped workpiece edge cutting apparatus as claimed in claim 2, wherein said positioning unit (200) comprises:

at least two positioning shafts (201) for clamping the workpiece (600), the positioning shafts (201) being arranged at intervals of adjacent conveying rollers (103); when the positioning unit (200) is in a closed state, at least two positioning shafts (201) are respectively arranged on two sides of the workpiece (600); and

and the third driving device (202) is connected with the positioning shaft (201) and is used for controlling the positioning shaft (201) positioned at two sides of the workpiece (600) to move towards or away from each other in the front-back direction so as to position the workpiece (600) or form the moving space (208).

5. The hub and barrel shaped workpiece edge cutting apparatus as claimed in claim 4, wherein said positioning unit (200) further comprises:

the two positioning shaft seats (204) are arranged below the conveying roller (103), and the positioning shafts (201) are respectively arranged on the corresponding positioning shaft seats (204); and

the first ends of the two pull rods (205) are respectively rotatably connected with the two positioning shaft seats (204), the second ends of the two pull rods are respectively connected with the third driving device (202), and the third driving device (202) drives the second ends of the pull rods (205) to move along the conveying direction of the workpiece (600) to drive the positioning shaft seats (204) to move in the front-back direction in the opposite direction or the back direction.

6. The hub and barrel shaped workpiece edge cutting apparatus as claimed in claim 5, wherein the bottom of said positioning shaft seat (204) is provided with a positioning slide block (206) and a positioning guide rail (207) cooperating with said positioning slide block (206).

7. The hub and barrel shaped workpiece edge cutting apparatus as claimed in claim 1, wherein said holding and rotating unit (300) is disposed above said conveying unit (100) and comprises:

a workpiece clamping chuck (301) for clamping the workpiece (600);

a workpiece rotation transmission box (302) connected with the workpiece clamping disc (301) and used for driving the workpiece clamping disc (301) and the workpiece (600) to rotate around the central axis of the workpiece (600); and

a workpiece lifting device (303) connected with the workpiece rotation transmission box (302) and used for controlling the workpiece rotation transmission box (302), the workpiece clamping disc (301) and the workpiece (600) to move in the vertical direction.

8. The hub and barrel shaped workpiece edge cutting apparatus as claimed in claim 1, wherein said cutting unit (400) further comprises:

the fourth driving device (402) is connected with the cutting gun (401) and is used for driving the cutting gun (401) to reciprocate along the conveying direction of the workpiece (600) so as to adjust the distance between the cutting gun (401) and the workpiece (600); and

and the fifth driving device (403) is connected with the fourth driving device (402) and is used for driving the fourth driving device (402) and the cutting gun (401) to move in the vertical direction.

9. The hub and barrel shaped workpiece edge cutting apparatus as claimed in claim 1, wherein said cutting apparatus further comprises a scrap collecting unit (500) adjacent to said cutting apparatus workpiece roll-out side (102), said scrap collecting unit (500) comprising:

at least one scrap pusher (502) disposed at a spacing of adjacent conveyor rollers (103) near the work roll-out side (102); and

and a sixth driving device (503) connected to the waste pusher (502) and configured to drive the waste pusher (502) to move in the front-rear direction.

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