CN218080785U - Automatic workpiece cutting and positioning device - Google Patents

Abstract

The utility model relates to the technical field of metal cutting, in particular to an automatic workpiece cutting and positioning device which collects scraps generated when a workpiece is processed by a processing table and improves the environmental protection of equipment; the workpieces are automatically conveyed through the conveying device, so that the labor intensity of operators is reduced; the workpiece is positioned by matching the two groups of transverse limiting and pressing devices and the cutting device, so that the machining accuracy of the equipment is improved; the pressing device and the cutting device act repeatedly, and the control equipment continuously processes the workpiece, so that the practicability of the equipment is improved; the cutting disc is connected with the output end of the second speed reducing motor, and the cutting disc and the second speed reducing motor are connected with the bottom plate through a mechanical structure; the device also comprises a processing table, a conveying device, two groups of transverse limiting and pressing devices, a length limiting device and a cutting device.

Description

Automatic workpiece cutting and positioning device

Technical Field

The utility model relates to a technical field that the metal was cut apart especially relates to a positioner is cut apart automatically to work piece.

Background

The automatic workpiece dividing and positioning device is an auxiliary device for automatic workpiece dividing and positioning, and is widely used in the field of metal dividing; the existing automatic workpiece dividing and positioning device comprises a cutting machine, a bottom plate and a vice, wherein the vice is arranged on the end face of the right side of the bottom plate, and the cutting machine is positioned on the right side of the bottom plate; when the conventional automatic workpiece cutting and positioning device is used, a workpiece firstly passes through a vice for fixing the position, and then a cutting machine is started to cut the workpiece; the existing automatic workpiece dividing and positioning device is found in use, the vice needs to be loosened and clamped continuously in the workpiece dividing process, the labor intensity of operators is high, the operators need to continuously judge whether the fixed position is correct or not when the vice is clamped, the consumed time is long, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a scrap generated when the workpiece is processed is collected by the processing platform, which improves the environmental protection of the equipment; the workpieces are automatically conveyed through the conveying device, so that the labor intensity of operators is reduced; the workpiece is positioned by matching the two groups of transverse limiting and pressing devices and the cutting device, so that the machining accuracy of the equipment is improved; the automatic workpiece cutting and positioning device has the advantages that the pressing device and the cutting device can act repeatedly, the control equipment can continuously process the workpieces, and the practicability of the equipment is improved.

The utility model discloses a workpiece automatic cutting and positioning device, which comprises a bottom plate, a cutting disc and a second reducing motor, wherein the cutting disc is connected with the output end of the second reducing motor, and the cutting disc and the second reducing motor are connected with the bottom plate through a mechanical structure; the device comprises a processing table, a conveying device, two groups of transverse limiting devices, a pressing device, a length limiting device and a cutting device, wherein the processing table is used for supporting an equipment main body and providing an installation space and a processing space for the equipment; the two groups of transverse limit devices are arranged on the processing table and limit the left and right positions of the workpiece; the length limiting device is arranged on the processing table and used for cutting the workpiece; the pressing device is arranged on the length limiting device, and the horizontal height of the workpiece is fixed by downward pressure of the pressing device on the workpiece; the cutting device is arranged on the processing table, and limits the movement of the workpiece and fixes the cutting position; the processing table is used for collecting the scraps generated during the processing of the workpiece, so that the environmental protection property of the equipment is improved; the workpieces are automatically conveyed through the conveying device, so that the labor intensity of operators is reduced; the workpiece is positioned by matching the two groups of transverse limiting and pressing devices and the cutting device, so that the machining accuracy of the equipment is improved; the self-action of the pressing device and the cutting device is repeated, the control device continuously processes the workpiece, and the practicability of the device is improved.

Preferably, the processing platform comprises a bottom plate and a collecting box, the bottom end of the collecting box is connected with the upper end of the bottom plate, the collecting box is positioned in the front of the bottom plate, and mounting plates are arranged at the left end and the right end of the bottom plate; the collection box collects the scraps produced by the processing of the equipment, so that the environmental protection performance of the equipment and the cleanliness of the working area of the equipment are improved.

Preferably, the conveying device comprises a first speed reducing motor, a conveying main shaft, a conveying driven shaft and a conveying belt, the first speed reducing motor is installed on an installation plate at the left end of the bottom plate, two ends of the conveying main shaft and the conveying driven shaft are connected with the installation plates at two sides through bearings, the upper ends of the conveying main shaft and the conveying driven shaft are located on the same horizontal plane, the left end of the conveying main shaft penetrates through the installation plate to be connected with the output end of the first speed reducing motor, and the conveying belt is sleeved on the conveying main shaft and the conveying driven shaft; open first gear motor, first gear motor drives the conveying main shaft with power transmission to the conveying main shaft and rotates, and pivoted conveying main shaft drives the conveyer belt through the cooperation of conveying driven shaft and rotates, and the conveyer belt of motion carries the work piece to machining region, has reduced operating personnel's intensity of labour, has improved the practicality of equipment.

Preferably, the transverse limiting device comprises a T-shaped limiting plate, a fixing plate, a C-shaped limiting plate and a fastening plate, the T-shaped limiting plate is installed at the upper end of the installation plate through the fixing plate, the head of the T-shaped limiting plate is located on the upper side of the conveyor belt, the feeding end of the head of the T-shaped limiting plate deviates towards the direction of the connected installation plate, the C-shaped limiting plate is installed on the fixing plate and located on the end face of the outer side of the equipment, the fastening plate is installed at the bottom end of the C-shaped limiting plate, a first fastening bolt is arranged on the fastening plate, and the moving end of the T-shaped limiting plate is located between the C-shaped limiting plate and the fastening plate; adjusting T type limiting plate position, then screwing up first fastening bolt and making T type limiting plate fixed, through the certain angle of T type limiting plate feed end skew, reduce the work piece and get into the probability of card at the entry between two T type limiting plates, improved the practicality of equipment.

Preferably, the length limiting device comprises a supporting plate, a second hydraulic cylinder, a limiting rod, a base, a cutting arm, a cutting disc and a second speed reducing motor, the lower end of the supporting plate is connected with the upper ends of the two mounting plates, a strip-shaped slag leaking hole is formed in the middle of the supporting plate, a mounting frame is arranged at the left end of the supporting plate, the fixed end of the second hydraulic cylinder is mounted on the right end face of the upper portion of the mounting frame, the moving end of the second hydraulic cylinder inclines downwards, the limiting rod is mounted on the moving end of the second hydraulic cylinder, a cylindrical limiting block is arranged at the other end of the limiting rod, the base is mounted on the upper end face of the left portion of the supporting plate, the left portion of the cutting arm is connected with the base through a rotating shaft, the cutting arm can rotate on the base, a limiting groove is formed in the upper end of the cutting arm, the limiting block of the limiting rod can freely move in the limiting groove, the second speed reducing motor is mounted at the front end of the right portion of the cutting arm, the output end of the second speed reducing motor extends to the rear end of the cutting arm through the cutting arm, the cutting disc is connected with the output end of the cutting disc, a protective cover is arranged on the cutting disc, and located on the strip-shaped slag leaking hole of the supporting plate; open the second gear motor, the second gear motor drives the cutting dish with power transmission to cutting dish and rotates, later control second pneumatic cylinder extension, the removal end promotion gag lever post of second pneumatic cylinder moves down right, give the thrust of spacing groove down right, make the cutting arm around base downwardly rotating, the second gear motor moves down and cuts apart the work piece, the garrulous sediment that the work piece in-process produced is cut apart at the second gear motor spills the segmentation region through the bar hole in backup pad middle part, the cleanliness factor of equipment machining region and the degree of automation of equipment have been improved.

Preferably, the cutting device comprises support rods, two slide blocks, a third hydraulic cylinder and a baffle, the rear ends of the two support rods are connected with the front end of the support plate, round holes are formed in the left part and the right part of each slide block, a second fastening bolt is arranged at the lower end of the hole of each slide block, each slide block is sleeved on the two support rods through the round holes of the corresponding slide block, a strip-shaped limiting hole is formed in the lower end of each slide block, the fixed end of each third hydraulic cylinder is connected with the upper end face of the bottom plate, a support block is arranged at the moving end of each third hydraulic cylinder and supports the bottom end of the baffle, and the upper part of the baffle can move up and down in the strip-shaped limiting hole of each slide block; before the work piece processing, the position of adjustment slider on the bracing piece is fixed through the position of second fastening bolt to the slider, then open the third pneumatic cylinder, the third pneumatic cylinder extension control supporting shoe promotes baffle rebound, be located the slider upside until baffle upper portion, when the baffle is touched to the work piece front end, the work piece stops to continue to move forward, equipment processes the work piece this moment, control the third pneumatic cylinder after accomplishing the processing and shorten, make the baffle upper end remove to slider upper end downside, the rear side work piece is with the ejecting machining region of front side work piece this moment, then extend the third pneumatic cylinder once more can, the practicality of equipment has been improved.

Preferably, the pressing device comprises a portal frame, a rotating rod, a first hydraulic cylinder, a pushing frame and a pressing block, the lower end faces of the portal frame and the first hydraulic cylinder are both arranged on the upper end face of the supporting plate, a strip-shaped hole is formed in the upper end face of the portal frame, the rotating rod is fixed in a hole in the upper portion of the portal frame through a pin and can rotate around the pin, an installation groove is formed in the left end of the rotating rod, a round hole is formed in the upper portion of the pressing block, the upper portion of the pressing block is arranged in the installation groove in the left end of the rotating rod through the pin, the pressing block can rotate around the connected pin, the pushing frame is arranged at the moving end of the first hydraulic cylinder, a hole is formed in the middle of the pushing frame, and the right portion of the rotating rod is located in the hole in the middle of the pushing frame; the extension of the first pneumatic cylinder of control, the removal end control of first pneumatic cylinder promotes the frame and promotes the dwang right-hand member and upwards rotate, and the dwang left part is rotated downwards simultaneously, drives the compact heap lower extreme and compresses tightly the work piece, reduces the vibrations that the work piece produced in the course of working, has improved the stability of equipment.

Compared with the prior art, the beneficial effects of the utility model are that: the processing table is used for collecting scraps generated during processing of the workpiece, so that the environmental protection property of equipment is improved; the workpieces are automatically conveyed through the conveying device, so that the labor intensity of operators is reduced; the workpiece is positioned by matching the two groups of transverse limiting and pressing devices and the cutting device, so that the machining accuracy of the equipment is improved; the self-action of the pressing device and the cutting device is repeated, the control device continuously processes the workpiece, and the practicability of the device is improved.

Drawings

FIG. 1 is a schematic view of an axial measurement structure of the present invention;

fig. 2 is a schematic structural diagram of the bottom plate of the present invention;

fig. 3 is a first schematic cross-sectional view of a transfer structure of the present invention;

fig. 4 is a second schematic cross-sectional view of a transfer structure of the present invention;

fig. 5 is a schematic structural view of the compressing device of the present invention;

fig. 6 is a schematic sectional structure view of the pressing device of the present invention;

FIG. 7 is a schematic view of the length limiter and the cutting device;

FIG. 8 is a schematic structural view of the length limiting device of the present invention;

in the drawings, the reference numbers: 1. a processing table; 2. a conveying device; 3. transversely limiting; 4. a pressing device; 5. a length limiting device; 6. a cutting device; 11. a base plate; 12. a collection box; 13. mounting a plate; 21. a first reduction motor; 22. a transfer spindle; 23. a transmission driven shaft; 24. a conveyor belt; 31. a T-shaped limiting plate; 32. a fixing plate; 33. a C-shaped limiting plate; 34. a fastening plate; 35. a first fastening bolt; 41. a gantry; 42. rotating the rod; 43. a first hydraulic cylinder; 44. a pushing frame; 45. a compression block; 51. a support plate; 52. a mounting frame; 53. a second hydraulic cylinder; 54. a limiting rod; 55. a base; 56. a cutting arm; 57. a limiting groove; 58. cutting a disc; 59. a second reduction motor; 61. a support bar; 62. a slider; 63. a third hydraulic cylinder; 64. a baffle plate; 65. a second fastening bolt; 66. and (6) supporting the block.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The utility model discloses an automatic workpiece cutting and positioning device, which comprises a bottom plate 11, a cutting disc 58 and a second speed reducing motor 59, wherein the cutting disc 58 is connected with the output end of the second speed reducing motor 59, and the cutting disc 58 and the second speed reducing motor 59 are connected with the bottom plate 11 through a mechanical structure; the device comprises a processing table 1, a conveying device 2, two groups of transverse limiting devices 3, a pressing device 4, a length limiting device 5 and a cutting device 6, wherein the processing table 1 supports an equipment main body, provides an installation space and a processing space for the equipment, collects scrap iron generated during processing, the conveying device 2 is installed on the processing table 1, and the conveying device 2 conveys workpieces to a processing area; two groups of transverse limit 3 are arranged on the processing table 1, and the two groups of transverse limit 3 limit the left and right positions of the workpiece; the length limiting device 5 is arranged on the processing table 1, and the length limiting device 5 cuts the workpiece; the pressing device 4 is arranged on the length limiting device 5, and the horizontal height of the workpiece is fixed by the downward pressure of the pressing device 4 on the workpiece; the cutting device 6 is arranged on the processing table 1, and the cutting device 6 limits the movement of the workpiece and fixes the cutting position; the processing table 1 comprises a bottom plate 11 and a collecting box 12, the bottom end of the collecting box 12 is connected with the upper end of the bottom plate 11, the collecting box 12 is positioned in front of the bottom plate 11, and mounting plates 13 are arranged at the left end and the right end of the bottom plate 11; the conveying device 2 comprises a first speed reducing motor 21, a conveying main shaft 22, a conveying driven shaft 23 and a conveying belt 24, wherein the first speed reducing motor 21 is installed on an installation plate 13 at the left end of the bottom plate 11, two ends of the conveying main shaft 22 and the conveying driven shaft 23 are connected with the installation plates 13 at two sides through bearings, the upper ends of the conveying main shaft 22 and the conveying driven shaft 23 are located on the same horizontal plane, the left end of the conveying main shaft 22 penetrates through the installation plate 13 to be connected with the output end of the first speed reducing motor 21, and the conveying belt 24 is sleeved on the conveying main shaft 22 and the conveying driven shaft 23; the transverse limiting 3 comprises a T-shaped limiting plate 31, a fixing plate 32, a C-shaped limiting plate 33 and a fastening plate 34, the T-shaped limiting plate 31 is installed at the upper end of the mounting plate 13 through the fixing plate 32, the head of the T-shaped limiting plate 31 is located on the upper side of the conveyor belt 24, the feeding end of the head of the T-shaped limiting plate 31 deviates towards the direction of the connected mounting plate 13, the C-shaped limiting plate 33 is installed on the end face, located on the outer side of the equipment, of the fixing plate 32, the fastening plate 34 is installed at the bottom end of the C-shaped limiting plate 33, a first fastening bolt 35 is arranged on the fastening plate 34, and the moving end of the T-shaped limiting plate 31 is located between the C-shaped limiting plate 33 and the fastening plate 34; the length limiting device 5 comprises a supporting plate 51, a second hydraulic cylinder 53, a limiting rod 54, a base 55, a cutting arm 56, a cutting disc 58 and a second speed reducing motor 59, the lower end of the supporting plate 51 is connected with the upper ends of the two mounting plates 13, a strip-shaped slag leaking hole is formed in the middle of the supporting plate 51, a mounting frame 52 is arranged at the left end of the supporting plate 51, the fixed end of the second hydraulic cylinder 53 is mounted on the right end face of the upper portion of the mounting frame 52, the moving end of the second hydraulic cylinder 53 inclines downwards, the limiting rod 54 is mounted on the moving end of the second hydraulic cylinder 53, a cylindrical limiting block is arranged at the other end of the limiting rod 54, the base 55 is mounted on the upper end face of the left portion of the supporting plate 51, the left portion of the cutting arm 56 is connected with the base 55 through a rotating shaft, a limiting groove 57 is formed in the upper end of the cutting arm 56, the limiting block of the limiting rod 54 is located in the limiting groove 57 and can freely move in the limiting groove 57, the second speed reducing motor 59 is mounted at the front end of the right portion of the cutting arm 56, the output end of the second speed reducing motor 59 penetrates through the cutting arm 56 and extends to the rear end of the cutting disc 58, the cutting disc 58 is located on the upper side of the supporting plate 51; the cutting device 6 comprises a support rod 61, two sliding blocks 62, a third hydraulic cylinder 63 and a baffle plate 64, the rear ends of the two support rods 61 are connected with the front end of the support plate 51, round holes are formed in the left part and the right part of the sliding block 62, a second fastening bolt 65 is arranged at the lower end of the hole of the sliding block 62, the sliding block 62 is sleeved on the two support rods 61 through the round holes, a strip-shaped limiting hole is formed in the lower end of the sliding block 62, the fixed end of the third hydraulic cylinder 63 is connected with the upper end face of the bottom plate 11, a support block 66 is arranged at the moving end of the third hydraulic cylinder 63, the support block 66 supports the bottom end of the baffle plate 64, and the upper part of the baffle plate 64 can move up and down in the strip-shaped limiting hole of the sliding block 62; closing device 4 includes portal 41, dwang 42, first pneumatic cylinder 43, promote frame 44 and compact heap 45, the terminal surface is all installed on the up end of backup pad 51 under portal 41 and the first pneumatic cylinder 43, portal 41 up end opens has the bar hole, dwang 42 is fixed in portal 41 upper portion hole and can be rotatory around the pin through the pin, dwang 42 left end opens has the mounting groove, compact heap 45 upper portion opens has the round hole, compact heap 45 upper portion is installed in the mounting groove of dwang 42 left end through the pin, compact heap 45 can be rotatory around the pin of connecting, first pneumatic cylinder 43 removal end installs promotes frame 44, promote frame 44 middle part opening hole, dwang 42 right part is in the hole at promotion frame 44 middle part.

As shown in fig. 1 to 8, the utility model discloses an automatic positioner that cuts apart of work piece, it is at work, at first place the work piece in conveyer belt 24 upper end, later open first gear motor 21, first gear motor 21 makes conveying main shaft 22 rotatory with power transmission to conveying main shaft 22, conveying main shaft 22 makes conveyer belt 24 move on conveying main shaft 22 and conveying driven shaft 23 through conveying driven shaft 23 cooperation, conveyer belt 24 conveys the work piece to T type limiting plate 31 rear end, two T type limiting plates 31 carry out spacing to the work piece left and right directions, later control the extension of third pneumatic cylinder 63, make baffle 64 upper portion move to third pneumatic cylinder 63 upside, when the work piece front end moves and contacts baffle 64, control first pneumatic cylinder 43 to extend and make dwang 42 rotatory for the ascending power of dwang 42, thereby make compact heap 45 compress tightly the work piece downwards, later open second gear motor 59, second gear motor 59 with power transmission to cutting dish 58 drive cutting dish 58 and rotate, then control second pneumatic cylinder 53 extend thereby it is rotatory to push away cutting arm 56 around base 55, make cutting dish 58 cut apart the work piece, control third pneumatic cylinder 63 after the division, the work piece front end that the division was dropped can shorten the liftoff region.

The utility model discloses an automatic workpiece cutting and positioning device, the installation mode, the connection mode or the setting mode of which are common mechanical modes, and the automatic workpiece cutting and positioning device can be implemented as long as the beneficial effects can be achieved; the utility model discloses an automatic positioner's of cutting apart of work piece first gear motor 21, conveying main shaft 22, conveying driven shaft 23, conveyer belt 24, first pneumatic cylinder 43, second pneumatic cylinder 53, second gear motor 59, cutting disc 58 and third pneumatic cylinder 63 for purchase on the market, technical staff only need according to its subsidiary instructions install and operate can, and need not the technical staff in this field and pay out creative work.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A workpiece automatic dividing and positioning device comprises a bottom plate (11), a cutting disc (58) and a second speed reducing motor (59), wherein the cutting disc (58) is connected with the output end of the second speed reducing motor (59), and the cutting disc (58) and the second speed reducing motor (59) are connected with the bottom plate (11) through a mechanical structure; the device is characterized by further comprising a processing table (1), a conveying device (2), two groups of transverse limiting devices (3), a pressing device (4), a length limiting device (5) and a cutting device (6), wherein the processing table (1) supports an equipment main body, provides an installation space and a processing space for the equipment, collects scrap iron generated in processing, the conveying device (2) is installed on the processing table (1), and the conveying device (2) conveys workpieces to a processing area; two groups of transverse limit (3) are arranged on the processing table (1), and the two groups of transverse limit (3) limit the left and right positions of the workpiece; the length limiting device (5) is arranged on the processing table (1), and the length limiting device (5) cuts the workpiece; the pressing device (4) is arranged on the length limiting device (5), and the horizontal height of the workpiece is fixed by downward pressure of the pressing device (4) on the workpiece; the cutting device (6) is arranged on the processing table (1), and the cutting device (6) limits the movement of the workpiece and fixes the cutting position.

2. The automatic workpiece dividing and positioning device as claimed in claim 1, characterized in that the processing table (1) comprises a bottom plate (11) and a collection box (12), the bottom end of the collection box (12) is connected with the upper end of the bottom plate (11), the collection box (12) is positioned in front of the bottom plate (11), and mounting plates (13) are arranged at the left end and the right end of the bottom plate (11).

3. The automatic workpiece dividing and positioning device as claimed in claim 2, characterized in that the conveying device (2) comprises a first speed reducing motor (21), a conveying main shaft (22), a conveying driven shaft (23) and a conveying belt (24), wherein the first speed reducing motor (21) is mounted on a mounting plate (13) at the left end of the bottom plate (11), two ends of the conveying main shaft (22) and the conveying driven shaft (23) are connected with the mounting plates (13) at two sides through bearings, the upper ends of the conveying main shaft (22) and the conveying driven shaft (23) are located on the same horizontal plane, the left end of the conveying main shaft (22) penetrates through the mounting plate (13) to be connected with the output end of the first speed reducing motor (21), and the conveying belt (24) is sleeved on the conveying main shaft (22) and the conveying driven shaft (23).

4. The automatic workpiece dividing and positioning device according to claim 3, wherein the transverse limiting plate (3) comprises a T-shaped limiting plate (31), a fixing plate (32), a C-shaped limiting plate (33) and a fastening plate (34), the T-shaped limiting plate (31) is mounted at the upper end of the mounting plate (13) through the fixing plate (32), the head of the T-shaped limiting plate (31) is located on the upper side of the conveyor belt (24), the feeding end of the head of the T-shaped limiting plate (31) deviates towards the direction of the connected mounting plate (13), the C-shaped limiting plate (33) is mounted on the fixing plate (32) located on the outer end face of the device, the fastening plate (34) is mounted at the bottom end of the C-shaped limiting plate (33), a first fastening bolt (35) is arranged on the fastening plate (34), and the moving end of the T-shaped limiting plate (31) is located between the C-shaped limiting plate (33) and the fastening plate (34).

5. The automatic workpiece dividing and positioning device as claimed in claim 4, characterized in that the length limiting device (5) comprises a support plate (51), a second hydraulic cylinder (53), a limiting rod (54), a base (55), a cutting arm (56), a cutting disc (58) and a second reducing motor (59), the lower end of the support plate (51) is connected with the upper ends of the two mounting plates (13), a strip-shaped slag leaking hole is formed in the middle of the support plate (51), a mounting frame (52) is arranged at the left end of the support plate (51), the fixed end of the second hydraulic cylinder (53) is mounted on the right end face of the upper portion of the mounting frame (52), the moving end of the second hydraulic cylinder (53) is inclined downwards, the limiting rod (54) is mounted on the moving end of the second hydraulic cylinder (53), a cylindrical limiting block is arranged at the other end of the limiting rod (54), the base (55) is mounted on the upper end face of the left portion of the support plate (51), the left portion of the cutting arm (56) is connected with the base (55) through a rotating shaft, the cutting arm (56) can rotate on the base (55), a limiting groove (57) is arranged at the upper end of the cutting arm (56), the limiting rod (54), the cutting arm (56) is arranged in the cutting arm (56), the cutting arm (56) and extends from the cutting arm (59) to the cutting arm (59), and extends from the free end of the cutting arm (59) through the cutting arm (59), and the cutting arm (59), the cutting arm (57), the cutting arm (59), and the cutting arm (57), and the cutting arm (56), and the cutting arm (59) is mounted in the cutting arm (59) and the cutting arm (56) and the cutting arm (59) and the cutting arm (56) is mounted on the cutting arm (59) ) The rear end of cutting disc (58) is connected with the output end of cutting arm (56), a protective cover is arranged on the cutting disc (58), and the cutting disc (58) is positioned on the upper side of the strip-shaped slag leaking hole of the supporting plate (51).

6. The automatic workpiece dividing and positioning device as claimed in claim 5, characterized in that the cutting device (6) comprises a support rod (61), two sliding blocks (62), a third hydraulic cylinder (63) and a baffle plate (64), the rear ends of the two support rods (61) are connected with the front end of the support plate (51), round holes are formed in the left portion and the right portion of the sliding block (62), a second fastening bolt (65) is arranged at the lower end of the hole of the sliding block (62), the sliding block (62) is sleeved on the two support rods (61) through the round holes, a strip-shaped limiting hole is formed in the lower end of the sliding block (62), the fixed end of the third hydraulic cylinder (63) is connected with the upper end face of the bottom plate (11), a support block (66) is arranged at the moving end of the third hydraulic cylinder (63), the support block (66) supports the bottom end of the baffle plate (64), and the upper portion of the baffle plate (64) can move up and down in the strip-shaped limiting hole of the sliding block (62).

7. The automatic workpiece dividing and positioning device according to claim 6, wherein the pressing device (4) comprises a door frame (41), a rotating rod (42), a first hydraulic cylinder (43), a pushing frame (44) and a pressing block (45), the lower end faces of the door frame (41) and the first hydraulic cylinder (43) are both installed on the upper end face of the supporting plate (51), a strip-shaped hole is formed in the upper end face of the door frame (41), the rotating rod (42) is fixed in the hole in the upper portion of the door frame (41) through a pin and can rotate around the pin, an installation groove is formed in the left end of the rotating rod (42), a round hole is formed in the upper portion of the pressing block (45), the upper portion of the pressing block (45) is installed in the installation groove in the left end of the rotating rod (42) through the pin, the pressing block (45) can rotate around the connected pin, the pushing frame (44) is installed at the moving end of the first hydraulic cylinder (43), the middle of the pushing frame (44) is provided with a hole, and the right portion of the pressing block (42) is located in the hole in the middle of the pushing frame (44).

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