CN216758921U - Multifunctional machining equipment - Google Patents

Abstract

The utility model discloses multifunctional machining equipment which comprises an engine body, wherein a clamping device, a cutting device, a control device, a chamfering device and/or a flat opening device are arranged on the engine body; the two clamping devices are provided, each clamping device comprises a power chuck, a rotary driving mechanism and a first transverse driving mechanism, the rotary driving mechanism is used for driving the power chuck to rotate around the power chuck in the axial direction, the first transverse driving mechanism is used for driving the power chuck to move along the axial direction of the power chuck so that the power chuck is close to or far away from the other power chuck, and the two power chucks are respectively used for clamping two ends of a workpiece in a one-to-one correspondence manner so as to clamp the workpiece together; the cutting device is used for cutting off the workpiece clamped by the power chuck to form two sub-workpieces; the chamfering device is used for chamfering the cut-off end of the sub-workpiece; and the opening flattening device is used for flattening the cut end of the sub-workpiece so as to remove burrs. The automatic clamping, cutting, chamfering and/or flattening functions are integrated, and the machining efficiency can be improved.

Description

Multifunctional machining equipment

Technical Field

The utility model relates to the technical field of machining equipment, in particular to multifunctional machining equipment.

Background

At present, the processing mode of a pipe section with a small end and a large end is as follows: the two ends of the straight pipe are firstly reduced to form a reduced pipe with small ends and large middle, then the middle section of the reduced pipe is cut off to form a pipe section with small end and large end, and finally the large end of the pipe section with small end and large end is chamfered or flattened (deburring is carried out on the cut end face).

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a multifunctional machining device which integrates the functions of automatic clamping, cutting, chamfering and/or flattening and can improve the machining efficiency.

The purpose of the utility model is realized by adopting the following technical scheme:

the multifunctional machining equipment comprises a machine body, wherein a clamping device, a cutting device, a control device, a chamfering device and/or a flat device are arranged on the machine body;

the clamping device comprises two clamping devices, each clamping device comprises a power chuck, a rotary driving mechanism and a first transverse driving mechanism, the rotary driving mechanism is used for driving the power chuck to rotate around the power chuck in the axial direction, the first transverse driving mechanism is used for driving the power chuck to move along the axial direction of the power chuck so that the power chuck is close to or far away from the other power chuck, and the two power chucks are respectively used for clamping two ends of a workpiece in a one-to-one correspondence manner to clamp the workpiece together;

the cutting device is used for cutting off the workpiece clamped by the power chuck to form two sub-workpieces;

the chamfering device is used for chamfering the cut-off end of the sub-workpiece;

the opening flattening device is used for flattening the cut end of the sub-workpiece to remove burrs;

the control device is used for controlling the power chuck, the first transverse moving driving mechanism, the rotating driving mechanism, the cutting device, the chamfering device and/or the opening flattening device to act.

Furthermore, each clamping device is provided with a material returning device, each material returning device comprises a material returning element and a second transverse moving driving mechanism, each second transverse moving driving mechanism is used for driving the material returning elements to move so as to drive the material returning elements to move in an axial center hole of the power chuck, so that the chamfered and/or flat sub-workpieces are pushed out of the power chuck, and the control device is also used for controlling the second transverse moving driving mechanisms to act.

Furthermore, still be equipped with location structure and material loading manipulator on the organism, location structure is used for fixing a position the work piece, material loading manipulator is used for snatching the work piece that is located on the location structure and transfers the work piece to near power chuck and make the work piece coaxial with power chuck, controlling means still is used for controlling material loading manipulator action.

Further, be equipped with the constant head tank on the location structure and with the constant head tank intercommunication just runs through the clearance mouth of keeping away of location structure's relative both sides, the constant head tank is used for holding the work piece and fixes a position the work piece, keep away the clearance mouth and be used for the confession material loading manipulator's clamping jaw penetrates in the constant head tank, so that the clamping jaw of material loading manipulator can grab and get and be located the work piece in the constant head tank.

Further, still be equipped with on the organism and be used for storing and carrying the vibration dish of work piece and with the vibration dish with the transmission slide of constant head tank intercommunication, controlling means still is used for controlling the vibration dish action.

Furthermore, a supporting base body driven by the first transverse moving driving mechanism to move is arranged on the first transverse moving driving mechanism, the supporting base body is used for supporting the power chuck and the rotary driving mechanism, and a sliding rail structure is arranged between the supporting base body and the machine body.

Further, the first traverse driving mechanism comprises a first motor, a lead screw and a nut, the first motor is fixedly arranged on the machine body and connected with the lead screw, the lead screw is rotatably arranged on the machine body and connected with the nut, and the support base body is connected with the nut.

Further, the power chuck is rotatably arranged on the supporting base body through a main shaft;

the rotary driving mechanism comprises a second motor, a driving wheel, a driven wheel and a transmission belt or a transmission chain, the second motor is fixedly arranged on the supporting base body and connected with the driving wheel, the driven wheel is connected with the main shaft, and the transmission belt or the transmission chain can be movably wound between the driving wheel and the driven wheel.

Further, the cutting device comprises a first feeding driving mechanism and a cutting tool, wherein the first feeding driving mechanism is used for driving the cutting tool to move along the radial direction of the workpiece to cut off the workpiece, so that the workpiece is formed into two sub-workpieces;

further, the chamfering device comprises a second feeding driving mechanism and a chamfering tool, wherein the second feeding driving mechanism is used for driving the chamfering tool to move along the radial direction of the workpiece so as to chamfer the cutting end of the sub-workpiece;

further, the flat-mouth device comprises a third feeding driving mechanism and a flat-mouth cutter, wherein the third feeding driving mechanism is used for driving the flat-mouth cutter to move along the radial direction of the workpiece to carry out flat mouth on the cut-off end of the sub-workpiece so as to remove burrs.

Further, the first feeding driving mechanism, the second feeding driving mechanism and the third feeding driving mechanism are all hydraulic cylinders or air cylinders.

Compared with the prior art, the utility model has the beneficial effects that:

the multifunctional machining equipment of the utility model integrates one or both of the clamping device, the cutting device, the chamfering device and the flat opening device and the control device, so that the multifunctional machining equipment has the functions of automatic clamping, automatic cutting, automatic chamfering and/or automatic flat opening, when in use, firstly, the two clamping devices can be used for respectively and correspondingly automatically clamping two ends of a workpiece one by one so as to reliably fix the workpiece, then, the cutting device is used for cutting off the fixed workpiece to form two sub-workpieces, then, the chamfering device or the flat opening device is used for respectively cutting off the workpiece and chamfering or flat opening the cutting ends of the two sub-workpieces, the equipment can realize chamfering or flat opening of the two sub-workpieces by only clamping the workpiece once, compared with the prior art, the equipment omits the multiple times of clamping the workpiece due to the fact that the cutting, chamfering or flat opening are respectively completed on a plurality of equipment, therefore, the equipment has higher processing efficiency and is beneficial to reducing the cost.

Drawings

FIG. 1 is a schematic structural view of a multi-function machining apparatus of the present invention;

FIG. 2 is a schematic structural view of the multi-function machining apparatus of the present invention;

FIG. 3 is a schematic view showing the structure of a clamping device in the multi-function machining apparatus shown in FIG. 1;

FIG. 4 is a schematic view of the clamping device shown in FIG. 3;

fig. 5 is a schematic structural view of a feeding robot in the multifunctional machining apparatus shown in fig. 1;

fig. 6 is a schematic structural view of a jaw inserting positioning structure of the feeding manipulator shown in fig. 5;

fig. 7 is a schematic structural view of a positioning structure in the multifunctional machining apparatus shown in fig. 1.

In the figure: 10. a body; 11. a positioning structure; 111. positioning a groove; 112. avoiding air gaps; 20. a clamping device; 21. a power chuck; 22. a rotation driving mechanism; 221. a second motor; 222. a driving wheel; 223. a driven wheel; 224. a transmission belt; 23. a first traverse driving mechanism; 231. a first motor; 232. a lead screw; 24. a support base; 25. a main shaft; 30. a cutting device; 31. a first feed drive mechanism; 32. cutting a cutter; 40. a chamfering device; 41. a second feed drive mechanism; 42. chamfering the cutter; 50. a control device; 60. a material returning device; 61. a second traverse driving mechanism; 62. a material returning element; 70. a feeding manipulator; 71. a parallel open-close type pneumatic claw; 711. a clamping jaw; 72. a lifting drive mechanism; 73. a third traverse driving mechanism; 80. a vibrating pan; 90. a slide rail structure; 91. a slide rail; 92. a slide block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

Referring to fig. 1-2, a multifunctional machining apparatus according to a preferred embodiment of the present invention is shown, which includes a machine body 10, wherein the machine body 10 is provided with a clamping device 20, a cutting device 30, a chamfering device 40 and a control device 50; the two clamping devices 20 are provided, each clamping device 20 comprises a power chuck 21, a rotation driving mechanism 22 and a first transverse moving driving mechanism 23, the rotation driving mechanism 22 is used for driving the power chuck 21 to rotate around the axial direction of the power chuck, the first transverse moving driving mechanism 23 is used for driving the power chuck 21 to move along the axial direction of the power chuck 21 so as to enable the power chuck 21 to be close to or far away from the other power chuck 21, and the two power chucks 21 are respectively used for clamping two ends of a workpiece in a one-to-one correspondence manner so as to clamp the workpiece together; the cutting device 30 is used for cutting off the workpiece clamped by the power chuck 21 to form two sub-workpieces; the chamfering device 40 is used for chamfering the cut end of the sub-workpiece; the control device 50 controls the operations of the power chuck 21, the first traverse driving mechanism 23, the rotary driving mechanism 22, the cutting device 30, and the chamfering device 40.

Of course, in other embodiments, on the basis of the above, the multifunctional machining equipment further comprises a flat-opening device (not shown in the figure) for performing flat-opening on the cut end of the sub-workpiece to remove burrs; the control device 50 is also used for controlling the action of the flat mouth device.

Of course, in other embodiments, the multifunctional machining apparatus may be provided with a flat device on the basis of not being provided with the chamfering device 40.

The multifunctional machining equipment of the utility model integrates the clamping device 20, the cutting device 30, one or both of the chamfering device 40 and the flat opening device and the control device 50, so that the multifunctional machining equipment has the functions of automatic clamping, automatic cutting, automatic chamfering and/or automatic flat opening, when in use, firstly, the two clamping devices 20 can be used for automatically clamping two ends of a workpiece in a one-to-one correspondence mode respectively to reliably fix the workpiece, then, the cutting device 30 is used for cutting off the fixed workpiece to form two sub-workpieces, and then, the chamfering device 40 or the flat opening device is used for chamfering or flat opening the cutting ends of the two sub-workpieces respectively The workpiece needs to be clamped for many times due to chamfering or flattening, so that the equipment has higher processing efficiency and is beneficial to reducing the cost.

Referring to fig. 1-2, in the present embodiment, two clamping devices 20 are disposed one by one along the length direction of the machine body 10, the power chucks 21 on the two clamping devices 20 are opposite to each other, the cutting device 30 and the chamfering device 40 are both disposed between the two clamping devices 20, and the cutting device 30 and the chamfering device 40 are disposed opposite to each other, which makes the multifunctional machining apparatus more compact in structure and higher in machining efficiency. Of course, in other embodiments, the cutting device 30 and the chamfering device 40 can be disposed on the same side of the machine body 10.

In this embodiment, the power chuck 21 may be a hydraulic chuck, although in other embodiments, the power chuck 21 may be a pneumatic chuck.

With continued reference to fig. 3-4, in the present embodiment, the first traverse driving mechanism 23 is provided with a supporting base 24 driven to move by the supporting base 24, the supporting base 24 is used for supporting the power chuck 21 and the rotation driving mechanism 22, and a slide rail structure 90 is provided between the supporting base 24 and the machine body 10. The power chuck 21 and the rotation driving mechanism 22 can be reliably supported by the support base 24, and the slide rail structure 90 can guide the support base 24 to move, so that the support base 24, the power chuck 21 and the rotation driving mechanism 22 can move smoothly.

Specifically, in the present embodiment, the slide rail structure 90 includes a slide rail 91 fixed on the machine body 10 and a slide block 92 slidably disposed on the slide rail 91.

Referring to fig. 3 to 4, in the present embodiment, the first traverse driving mechanism 23 includes a first motor 231, a lead screw 232, and a nut, the first motor 231 is fixed to the body 10 and connected to the lead screw 232, the lead screw 232 is rotatably disposed on the body 10 and connected to the nut, and the support base 24 is connected to the nut. The first motor 231 is used for driving the lead screw 232 to rotate so as to drive the nut to move, so that the supporting base body 24, the power chuck 21 and the rotary driving mechanism 22 are driven to move.

Of course, in other embodiments, the first traverse driving mechanism 23 may include, but is not limited to, a motor, a gear, and a rack.

With continued reference to fig. 1-4, in the present embodiment, the power chuck 21 is rotatably mounted on the support base 24 by a spindle 25; the rotary driving mechanism 22 comprises a second motor 221, a driving wheel 222, a driven wheel 223 and a transmission belt 224 or a transmission chain, wherein the second motor 221 is fixedly arranged on the supporting base body 24 and is connected with the driving wheel 222, the driven wheel 223 is connected with the main shaft 25, and the transmission belt 224 or the transmission chain can be movably wound between the driving wheel 222 and the driven wheel 223. The second motor 221 is used to drive the driving pulley 222 to rotate and drive the transmission belt 224 or the transmission chain to rotate so as to drive the driven pulley 223 to rotate, thereby driving the main shaft 25 and the power chuck 21 to rotate. Of course, in other embodiments, the rotary drive mechanism 22 may be directly powered by a motor.

Referring to fig. 1-2, in the present embodiment, the cutting device 30 includes a first feeding driving mechanism 31 and a cutting tool 32, and the first feeding driving mechanism 31 is used for driving the cutting tool 32 to move along the radial direction of the workpiece to cut off the workpiece, so that the workpiece forms two sub-workpieces.

Referring to fig. 1-2, in the present embodiment, the chamfering apparatus 40 includes a second feeding driving mechanism 41 and a chamfering tool 42, the second feeding driving mechanism 41 is used for driving the chamfering tool 42 to move along the radial direction of the workpiece to chamfer the cutting end of the sub-workpiece, and the structure is simple and practical, and has excellent reliability.

In this embodiment, the flat-mouth device (not shown in the figure) comprises a third feeding driving mechanism and a flat-mouth cutter, the third feeding driving mechanism is used for driving the flat-mouth cutter to move along the radial direction of the workpiece to carry out flat mouth on the cut end of the sub-workpiece so as to remove burrs, and the structure is simple and practical and has excellent reliability.

Referring to fig. 1 to 2, in the present embodiment, the first feed driving mechanism 31, the second feed driving mechanism 41, and the third feed driving mechanism are all hydraulic cylinders, which are simple and practical in structure, utilize a simplified structure, and have excellent operational reliability. Of course, in other embodiments, the first feeding driving mechanism 31, the second feeding driving mechanism 41 and the third feeding driving mechanism may be all of conventional structures such as an air cylinder, an electric cylinder, a ball screw nut, etc.

Referring to fig. 1-4, in the present embodiment, each clamping device 20 is provided with a material returning device 60, the material returning device 60 includes a material returning element 62 and a second traverse driving mechanism 61, the second traverse driving mechanism 61 is configured to drive the material returning element 62 to move so as to drive the material returning element 62 to move in an axial center hole of the power chuck 21, so as to push the chamfered and/or flat sub-workpiece out of the power chuck 21, and the control device 50 is further configured to control the second traverse driving mechanism 61 to operate. The arrangement of the material returning device 60 can ensure that the multifunctional machining equipment has an automatic material returning function and higher machining efficiency.

Specifically, in the present embodiment, to avoid interference, the main shaft 25 is provided with a through hole extending in the axial direction thereof, the through hole communicating with the axial center hole of the power chuck 21, and the stripper member 62 is movable in the through hole and the axial center hole of the power chuck 21.

Specifically, in the present embodiment, the second traverse driving mechanism 61 is fixed to the supporting base 24, and the second traverse driving mechanism 61 is a hydraulic cylinder, which is simple and practical in structure, facilitates simplification of the structure, and has excellent operational reliability. Of course, in other embodiments, the second traverse driving mechanism 61 may be a cylinder, an electric cylinder, a ball screw nut, or the like, but is not limited thereto.

Referring to fig. 1-2, the machine body 10 is further provided with a positioning structure 11 and a feeding manipulator 70, the positioning structure 11 is configured to position a workpiece, the feeding manipulator 70 is configured to grab the workpiece positioned on the positioning structure 11 and transfer the workpiece to a position near the power chuck 21, and the workpiece and the power chuck 21 are coaxial (i.e., transfer the workpiece to a workpiece clamping station of the machine body 10), and the control device 50 is further configured to control the feeding manipulator 70 to operate. Utilize location structure 11 to fix a position the work piece, can supply material loading manipulator 70 can be accurate to grab and take the work piece, simultaneously, when utilizing material loading manipulator 70 to replace artifical material loading to do benefit to and improve machining efficiency, still can reduce the potential safety hazard.

Referring to fig. 5, in the present embodiment, the loading manipulator 70 includes a parallel opening and closing type gas claw 71, a lifting driving mechanism 72, and a third traverse driving mechanism 73, the lifting driving mechanism 72 is configured to drive the parallel opening and closing type gas claw 71 to perform a lifting motion in a vertical direction, the third traverse driving mechanism 73 is disposed on the machine body 10 and is connected to the lifting driving mechanism 72, and the third traverse driving mechanism 73 is configured to drive the parallel opening and closing type gas claw 71 to move along a width direction of the machine body 10, so that the parallel opening and closing type gas claw 71 can move between the positioning structure 11 and a workpiece clamping station of the machine body 10, and thus can transfer the workpiece to be clamped by the clamping device 20.

Specifically, in the present embodiment, the lifting driving mechanism 72 may be a hydraulic cylinder, which is simple and practical, and is beneficial to simplify the structure, and of course, in other embodiments, the lifting driving mechanism 72 may be an air cylinder or an electric cylinder.

Specifically, in the present embodiment, the third traverse driving mechanism 73 may be a structure in which a motor and a ball screw nut are used in combination, and in other embodiments, the third traverse driving mechanism 73 may be a structure in which a motor and a rack and pinion are used in combination.

Referring to fig. 6 to 7, in the present embodiment, the positioning structure 11 is provided with a positioning groove 111 and clearance holes 112 communicating with the positioning groove 111 and penetrating through opposite sides of the positioning structure 11, the positioning groove 111 is used for accommodating and positioning a workpiece, and the clearance holes 112 are used for allowing the clamping jaws 711 of the feeding manipulator 70 to penetrate into the positioning groove 111, so that the clamping jaws 711 of the feeding manipulator 70 can capture the workpiece located in the positioning groove 111. The structure is simple and practical, and has excellent working reliability.

Specifically, in the present embodiment, the positioning groove 111 extends along the length direction of the machine body 10, and the clearance 112 extends along the width direction of the machine body 10.

Referring to fig. 1-2, in the present embodiment, the machine body 10 is further provided with a vibration plate 80 for storing and conveying workpieces, and a conveying chute (not shown) for communicating the vibration plate 80 with the positioning groove 111, and the control device 50 is further configured to control the vibration plate 80 to operate. The step of discharging the workpieces is completed by the vibrating plate 80, so that a large number of workpieces can be automatically and orderly arranged in an oriented manner, and can be neatly and accurately transferred to the positioning groove 111 through the conveying slide way.

Certainly, on the basis of the above, an auxiliary pushing device may be further disposed on the positioning structure 11, and the workpiece may be pushed to the positioning groove 111 by using the auxiliary pushing device, so as to achieve precise positioning of the workpiece.

The operation flow of the multifunctional machining equipment is as follows:

feeding: the vibrating plate 80 vibrates to discharge, so that the workpiece is transferred to the positioning groove 111, and the feeding manipulator 70 transfers the workpiece positioned in the positioning groove 111 to a workpiece clamping station on the machine body 10;

clamping: each first traverse driving mechanism 23 drives each corresponding power chuck 21 to move to a workpiece clamping station (that is, the two power chucks 21 are drawn close to the workpiece), each power chuck 21 is closed to wrap the end of the workpiece, so as to fix the workpiece, and each rotary driving mechanism 22 drives the power chuck 21 to rotate around the axial direction of the power chuck 21 to drive the workpiece to rotate;

cutting: the first feeding driving mechanism 31 drives the cutting tool 32 to move along the radial direction of the workpiece to be abutted against the outer side wall of the workpiece, and cuts off the workpiece along with the rotation of the workpiece and the cutting depth of the cutting tool 32 so as to form two sub-workpieces;

chamfering: one of the first traverse driving mechanisms 23 drives the corresponding power chuck 21 to move in the direction away from the workpiece clamping station to enable the position of the cutting end of the sub-workpiece on the power chuck to correspond to the position of the chamfering device 40, then the second feed driving mechanism 41 drives the chamfering tool 42 to move so as to enable the chamfering tool 42 to chamfer the cutting end of the sub-workpiece, then the first traverse driving mechanism 23 drives the power chuck 21 to move in the direction away from the other power chuck 21 to avoid the chamfering device 40, then the other first traverse driving mechanism 23 drives the corresponding power chuck 21 to move in the direction close to the other power chuck 21 so as to enable the position of the cutting end of the sub-workpiece on the power chuck to correspond to the position of the chamfering device 40, and then the chamfering device 40 is used for chamfering the cutting end of the sub-workpiece;

flattening: a first traverse driving mechanism 23 drives the corresponding power chuck 21 to move towards the direction far away from the workpiece clamping station to enable the position of the cutting end of the sub-workpiece on the power chuck to correspond to the position of the opening flattening device, then, a third feeding driving mechanism drives the opening flattening cutter to move so as to enable the opening flattening cutter to flatten the cutting end of the sub-workpiece so as to remove burrs, then, the first traverse driving mechanism 23 drives the power chuck 21 to move towards the direction far away from the other power chuck 21 to avoid the opening flattening device, then, the other first traverse driving mechanism 23 drives the corresponding power chuck 21 to move towards the direction close to the other power chuck 21 so as to enable the position of the cutting end of the sub-workpiece on the power chuck to correspond to the position of the opening flattening device, and then, the opening flattening device is also used for flattening the cutting end of the sub-workpiece so as to remove the burrs;

material returning: the power chucks 21 are opened to release the corresponding sub-workpieces, and then the material returning elements 62 are driven by the second traverse driving mechanisms 61 in a one-to-one correspondence manner to push the sub-workpieces out of the power chucks 21, thereby completing the machining.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (10)

1. The multifunctional machining equipment is characterized by comprising a machine body, wherein a clamping device, a cutting device, a control device, a chamfering device and/or a flat opening device are arranged on the machine body;

the clamping device comprises two clamping devices, each clamping device comprises a power chuck, a rotary driving mechanism and a first transverse driving mechanism, the rotary driving mechanism is used for driving the power chuck to rotate around the power chuck in the axial direction, the first transverse driving mechanism is used for driving the power chuck to move along the axial direction of the power chuck so that the power chuck is close to or far away from the other power chuck, and the two power chucks are respectively used for clamping two ends of a workpiece in a one-to-one correspondence manner to clamp the workpiece together;

the cutting device is used for cutting off the workpiece clamped by the power chuck to form two sub-workpieces;

the chamfering device is used for chamfering the cut-off end of the sub-workpiece;

the flat mouth device is used for carrying out flat mouth on the cut-off end of the sub-workpiece so as to remove burrs;

the control device is used for controlling the power chuck, the first transverse moving driving mechanism, the rotating driving mechanism, the cutting device, the chamfering device and/or the opening flattening device to act.

2. The multifunctional machining apparatus according to claim 1, wherein each of the clamping devices is provided with a material returning device, the material returning device includes a material returning member and a second traverse driving mechanism, the second traverse driving mechanism is configured to drive the material returning member to move so as to drive the material returning member to move in the axial center hole of the power chuck, so as to push the chamfered and/or flat sub-workpiece out of the power chuck, and the control device is further configured to control the second traverse driving mechanism to operate.

3. The multifunctional machining apparatus according to claim 1, wherein the machine body further includes a positioning structure for positioning the workpiece and a loading robot for gripping the workpiece positioned on the positioning structure and transferring the workpiece to a position near the power chuck so that the workpiece and the power chuck are coaxial, and the control device further controls the loading robot to operate.

4. The multifunctional machining device according to claim 3, wherein the positioning structure is provided with a positioning groove and clearance holes which are communicated with the positioning groove and penetrate through two opposite sides of the positioning structure, the positioning groove is used for accommodating and positioning workpieces, and the clearance holes are used for allowing the clamping jaws of the feeding manipulator to penetrate into the positioning groove so that the clamping jaws of the feeding manipulator can grab the workpieces positioned in the positioning groove.

5. The multifunctional machining device according to claim 4, wherein the machine body is further provided with a vibration disk for storing and conveying the workpiece and a conveying slide for communicating the vibration disk with the positioning groove, and the control device is further configured to control the vibration disk to operate.

6. The multifunctional machining apparatus according to claim 1, wherein the first traverse driving mechanism is provided with a support base driven to move by the first traverse driving mechanism, the support base being adapted to support the power chuck and the rotation driving mechanism, and a slide rail structure is provided between the support base and the machine body.

7. The multifunctional machining apparatus according to claim 6, wherein the first traverse driving mechanism includes a first motor, a lead screw, and a nut, the first motor being fixed to the machine body and connected to the lead screw, the lead screw being rotatably provided to the machine body and connected to the nut, and the support base being connected to the nut.

8. The multifunctional machining apparatus according to claim 6, wherein the power chuck is rotatably provided on the support base by a spindle;

the rotary driving mechanism comprises a second motor, a driving wheel, a driven wheel and a transmission belt or a transmission chain, the second motor is fixedly arranged on the supporting base body and connected with the driving wheel, the driven wheel is connected with the main shaft, and the transmission belt or the transmission chain can be movably wound between the driving wheel and the driven wheel.

9. The multifunctional machining apparatus according to claim 1, wherein the cutting device includes a first feed driving mechanism and a cutting tool, the first feed driving mechanism being configured to drive the cutting tool to move in a radial direction of the workpiece to cut the workpiece, so that the workpiece is formed into two sub-workpieces;

the chamfering device comprises a second feeding driving mechanism and a chamfering tool, wherein the second feeding driving mechanism is used for driving the chamfering tool to move along the radial direction of the workpiece so as to chamfer the cutting end of the sub-workpiece;

the third feeding driving mechanism is used for driving the flat cutting tool to move along the radial direction of the workpiece to flatten the cut end of the sub-workpiece so as to remove burrs.

10. The multi-function machining apparatus of claim 9 wherein the first feed drive mechanism, the second feed drive mechanism and the third feed drive mechanism are hydraulic or pneumatic cylinders.

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