CN221289721U

CN221289721U - Cutting forming machine

Info

Publication number: CN221289721U
Application number: CN202323213410.8U
Authority: CN
Inventors: 周洪军
Original assignee: Nanyang Guanhong Electromechanical Manufacturing Co ltd
Current assignee: Nanyang Guanhong Electromechanical Manufacturing Co ltd
Priority date: 2023-11-28
Filing date: 2023-11-28
Publication date: 2024-07-09
Anticipated expiration: 2033-11-28

Abstract

The utility model discloses a cutting and forming machine, which comprises a frame, a clamping mechanism, a travelling mechanism and a cutting mechanism, wherein the clamping mechanism is arranged on the frame; a frame: the right side of the upper end of the machine frame is fixedly connected with a support frame, the inside of the upper end of the support frame is provided with symmetrically distributed sliding grooves I, and the upper end of the machine frame is rotationally connected with a motor box through a rotating shaft; and (3) a clamping mechanism: which is arranged in the motor case; the travelling mechanism comprises: the device comprises a travelling motor and a sliding plate, wherein the travelling motor is fixedly connected to the middle part of the right end of a supporting frame, a screw rod IV is arranged on the left side of an output shaft of the travelling motor, the sliding plate is connected to the middle part of the screw rod IV in a threaded manner, and the front end and the rear end of the sliding plate are respectively connected with a first sliding groove on the adjacent side in a sliding manner; and a cutting mechanism: the cutting forming machine comprises a cutting motor, a cutting wheel, a sliding frame II and a motor fixing frame, and realizes reasonable cutting forming operation on metal, and the metal to be cut and formed can be better clamped and rotated forcefully.

Description

Cutting forming machine

Technical Field

The utility model relates to the technical field of cutting metal forming, in particular to a cutting forming machine.

Background

With the development of the modern machining industry, metal needs to be cut to a specified size or thickness during machining, the quality and precision requirements of metal cutting are continuously improved, and the requirements of improving the production efficiency, reducing the production cost and having a high intelligent automatic cutting function are also improved.

In the existing part of technology, clamping is carried out through the bench clamp, then a person drives the cutting wheel to rotate through the cutting motor to cut metal, and when a workpiece needs to rotate, the bench clamp is loosened to rotate, so that cutting and forming operation of the metal is achieved.

In the existing partial technology, when the angle of rotation and clamping are required to be adjusted during metal cutting, the manual participation rate is high, and the production efficiency is low.

Disclosure of utility model

The utility model aims to overcome the existing defects, and provides a cutting forming machine which can perform powerful clamping and rotation and effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a cutting and forming machine comprises a frame, a clamping mechanism, a travelling mechanism and a cutting mechanism;

A frame: the right side of the upper end of the machine frame is fixedly connected with a support frame, the inside of the upper end of the support frame is provided with symmetrically distributed sliding grooves I, and the upper end of the machine frame is rotationally connected with a motor box through a rotating shaft;

And (3) a clamping mechanism: which is arranged in the motor case;

The travelling mechanism comprises: the device comprises a travelling motor and a sliding plate, wherein the travelling motor is fixedly connected to the middle part of the right end of a supporting frame, a screw rod IV is arranged on the left side of an output shaft of the travelling motor, the sliding plate is connected to the middle part of the screw rod IV in a threaded manner, and the front end and the rear end of the sliding plate are respectively connected with a first sliding groove on the adjacent side in a sliding manner;

and a cutting mechanism: the device comprises a cutting motor, a cutting wheel, a second sliding frame and a motor fixing frame, wherein the second sliding frame is hinged to the middle part of the upper end of a sliding plate through a hinge, the upper end of the left side of the second sliding frame is rotatably connected with the motor fixing frame through a rotating shaft, the lower end of the motor fixing frame is fixedly connected with the cutting motor, and the front end of an output shaft of the cutting motor is provided with the cutting wheel;

Wherein: still include the singlechip, the singlechip sets up in the left side of frame front end, and the external power source is connected to the input electricity of singlechip, and the output of singlechip is all connected to the input of advancing motor and cutting motor, and then realizes the reasonable cutting shaping operation to the metal, and the metal that treats the cutting shaping that can be better carries out stronger centre gripping and rotation, can be better when cutting carry out linear movement cutting under the removal of sliding plate through the cutting wheel, personnel participation rate is less, and the operating efficiency is higher, and application scope is wider in the cutting shaping in-process of metal.

Further, still include stand, spin and rotating electrical machines, the stand is the even middle part that sets up in the frame upper end of certain angle, and the ball inslot of the upper end of stand all rotates and is connected with the spin, the rotating electrical machines sets up in the middle part of frame lower extreme, and the upper end of rotating electrical machines output shaft and the bottom fixed connection of motor case, and annular spout has been seted up at the middle part of motor case lower extreme, and the spin all contacts with annular spout, supports through slip and gravity when being the rotation of motor case.

Further, fixture includes centre gripping motor, lead screw one, sliding seat one, sliding block, gear, rack board one, grip block, sliding seat two and rack board two, the centre gripping motor sets up on the inner wall right side of motor case lower extreme, dodge the mouth has been seted up to the front side of motor case upper end, the middle part of motor case upper end is provided with the pivot two, the upper end rotation of pivot two is connected with the gear, the inner wall left side of motor case lower extreme is provided with sliding seat one, the left end of centre gripping motor output shaft is provided with lead screw one, the middle part threaded connection of lead screw one has the sliding block, the lower extreme and the sliding seat one sliding connection of sliding block, the upper end fixedly connected with rack board one of sliding block, rack board one and dodge mouthful position correspondence, the rear side of motor case upper end is provided with sliding seat two, the spout sliding connection of sliding seat two inside has rack board two, rack board two and rack board one all are connected with gear engagement, the left end and the right-hand member of rack board one all are provided with the grip block, the output of centre gripping motor is connected with the output of metal to the centre gripping monolithic computer, realize the powerful clamping and unclamping of metal.

Further, cutting mechanism still includes hand wheel one, lead screw two, carriage one, hand wheel two and lead screw three, carriage one fixedly connected with is in the left side of sliding plate upper end, and the downside threaded connection of carriage two left ends has lead screw two, and the left end fixedly connected with hand wheel one of lead screw two, and lead screw two corresponds with carriage one position, and the groove has been dodged to the upside of carriage two left ends, and the left end threaded connection of motor mount has lead screw three, and the left side fixedly connected with hand wheel two of lead screw three, and lead screw three corresponds with dodging the groove position, realizes the fixed and the rotation of cutting wheel.

Further, the support legs are uniformly arranged around the lower end of the frame, and can better provide gravity support for the frame.

Further, the electric appliance cooling device also comprises cooling holes which are uniformly formed in the front end and the rear end of the motor case and provide cooling for electric appliances in the motor case.

Further, the novel rack comprises gaskets, wherein the gaskets are arranged at the upper ends of the rack plate II and the rack plate I, and the gaskets are rubber gaskets for providing external protection barriers for metal to be cut and formed.

Compared with the prior art, the utility model has the beneficial effects that: the cutting and forming machine has the following advantages:

The cutting and shaping personnel firstly place the metal to be cut and shaped on a first rack plate and a second rack plate with gaskets, the cutting and shaping personnel regulate and control a clamping motor to start through a single chip microcomputer, the clamping motor drives a first screw rod to rotate clockwise, the first screw rod drives a sliding block to slide in a sliding seat, the first rack plate moves rightwards under the sliding of the sliding block to drive a gear to rotate anticlockwise, the second rack plate moves leftwards on the sliding seat under the anticlockwise rotation of the gear, so that the clamping plate moves oppositely, the clamping plate is clamped in a bidirectional way, the first rotating wheel is positioned on the central axis of a hinge rotating shaft at the bottom end of the sliding frame, after the first rotating wheel is positioned on the central axis of the sliding shaft, the second rotating wheel is rotated through a first adjusting screw rod, the rotating hand wheel drives a second rotating screw rod to rotate through the first hand wheel to tightly press the sliding frame, the first rotating groove is locked and fixed, the first rotating wheel is opened on the upper side of the left end of the sliding frame, then the first rotating wheel is rotated under the first rotating shaft through the second rotating adjusting screw rod of the motor fixing frame, the second rotating hand wheel is rotated, the third rotating wheel is moved inwards, the metal cutting and then the first rotating wheel is driven by the single chip microcomputer to rotate, the cutting and shaping personnel rotates, and then the cutting and shaping personnel rotate, when the cutting and shaping personnel rotate and shaping metal is required to drive a fourth cutting and shaping machine to move through the cutting and control a fourth rotating wheel to rotate, and drive a cutting and a wire rod to move through a fourth rotating plate to move and a fourth rotating plate is required to move and a cutting and a fourth wire. The motor box drives the rolling ball to rotate on the upright post, and then the metal to be cut and formed is realized to rotate, after cutting is completed, cutting and forming personnel regulate and control the clamping motor to start through the singlechip, the clamping motor drives the screw rod I to rotate anticlockwise, the screw rod I drives the sliding block to slide in the sliding seat I, the rack plate I moves rightwards to drive the gear to rotate clockwise under the sliding of the sliding block, the rack plate II moves leftwards on the sliding seat II under the clockwise rotation of the gear, thereby the clamping plate moves outwards, the two-way loosening of the metal to be cut and formed by the clamping plate is realized, finally the metal to be cut and formed is discharged by the cutting and forming personnel, and then reasonable cutting and forming operation of the metal is realized, the metal to be cut and formed can be better is clamped and rotated more forcefully, the linear movement cutting is carried out under the movement of the sliding plate through the cutting wheel, the personnel participation rate is less, the operation efficiency is higher, and the application range is wider in the cutting and forming process of the metal.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the front side of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model A;

FIG. 4 is a schematic cross-sectional view of a clamping mechanism according to the present utility model;

Fig. 5 is a schematic structural view of the cutting mechanism of the present utility model.

In the figure: 1 frame, 2 fixture, 21 centre gripping motor, 22 lead screw one, 23 sliding seat one, 24 sliding block, 25 gear, 26 rack board one, 27 clamping plate, 28 sliding seat two, 29 rack board two, 3 advancing mechanism, 31 advancing motor, 32 sliding plate, 4 cutting mechanism, 41 cutting motor, 42 cutting wheel, 43 hand wheel one, 44 lead screw two, 45 carriage one, 46 carriage two, 47 hand wheel two, 48 lead screw three, 49 motor mount, 5 stand, 6 spin, 7 motor case, 8 support frame, 9 landing leg, 10 gasket, 11 singlechip, 12 rotating electrical machines, 13 louvres.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present embodiment provides a technical solution: a cutting and forming machine comprises a frame 1, a clamping mechanism 2, a travelling mechanism 3 and a cutting mechanism 4;

Frame 1: the right side of the upper end of the machine frame is fixedly connected with a support frame 8, a sliding groove I which is symmetrically distributed is formed in the upper end of the support frame 8, the upper end of the machine frame 1 is rotationally connected with a motor box 7 through a rotating shaft, the machine frame further comprises a stand column 5, a rolling ball 6 and a rotating motor 12, the stand column 5 is uniformly arranged in the middle of the upper end of the machine frame 1 at a certain angle, the rolling ball 6 is rotationally connected in the ball groove of the upper end of the stand column 5, the rotating motor 12 is arranged in the middle of the lower end of the machine frame 1, the upper end of an output shaft of the rotating motor 12 is fixedly connected with the bottom end of the motor box 7, an annular chute is formed in the middle of the lower end of the motor box 7, the rolling ball 6 is in contact with the annular chute, the machine frame also comprises a supporting leg 9, the supporting leg 9 is uniformly arranged around the lower end of the machine frame 1 and further comprises a heat dissipation hole 13, the heat dissipation hole 13 is uniformly formed in the front end and the rear end of the motor box 7, the gasket 10 is uniformly arranged at the upper end of the rack plate II 29 and the rack plate II 26, the gasket 10 is a rubber gasket, when a metal to be cut and formed is required to be rotated, a single chip microcomputer 11 is used for rotating the motor 12 to drive the motor box 7 to rotate, the motor box 7 to rotate and drive the motor box 7 to roll 5 to be formed;

Clamping mechanism 2: the clamping mechanism 2 comprises a clamping motor 21, a first screw rod 22, a first sliding seat 23, a sliding block 24, a gear 25, a first rack plate 26, a clamping plate 27, a second sliding seat 28 and a second rack plate 29, wherein the clamping motor 21 is arranged on the right side of the inner wall of the lower end of the motor case 7, a avoidance opening is formed in the front side of the upper end of the motor case 7, a second rotating shaft is arranged in the middle of the upper end of the motor case 7, the upper end of the second rotating shaft is rotationally connected with the gear 25, the first sliding seat 23 is arranged on the left side of the inner wall of the lower end of the motor case 7, the first screw rod 22 is arranged at the left end of an output shaft of the clamping motor 21, the middle of the first screw rod 22 is in threaded connection with the sliding block 24, the lower end of the sliding block 24 is in sliding connection with the first sliding seat 23, the upper end of the sliding block 24 is fixedly connected with the first rack plate 26, the first rack plate 26 corresponds to the position of the avoidance opening, the rear side of the upper end of the motor case 7 is provided with the second sliding seat 28, the sliding groove in the sliding seat II 28 is slidingly connected with the rack plate II 29, the rack plate II 29 and the rack plate I26 are both meshed with the gear 25, the left end of the rack plate II 29 and the right end of the rack plate I26 are both provided with the clamping plate 27, the input end of the clamping motor 21 is electrically connected with the output end of the single chip microcomputer 11, the cutting forming personnel regulates and controls the clamping motor 21 to start through the single chip microcomputer 11, the clamping motor 21 drives the screw rod I22 to rotate clockwise, the screw rod I22 drives the sliding block 24 to slide in the sliding seat I, the rack plate I26 moves rightwards under the sliding of the sliding block 24 to drive the gear 25 to rotate anticlockwise, the rack plate II 29 moves leftwards on the sliding seat II 28 under the anticlockwise rotation of the gear 25, so that the clamping plate 27 moves oppositely, the metal to be cut and formed is clamped in a bidirectional way, after the cutting is completed, the cutting forming personnel regulates and controls the clamping motor 21 to start through the single chip microcomputer 11, the clamping motor 21 drives the screw rod I22 to rotate anticlockwise, the screw rod I22 drives the sliding block 24 to slide in the sliding seat I, the rack plate I26 moves rightwards under the sliding of the sliding block 24 to drive the gear 25 to rotate clockwise, the rack plate II 29 moves leftwards on the sliding seat II 28 under the clockwise rotation of the gear 25, so that the clamping plate 27 moves outwards to realize bidirectional loosening of the metal to be cut by the clamping plate 27, and finally, the cut metal is discharged by a cutting and forming person to realize powerful clamping and loosening of the metal;

Travel mechanism 3: the cutting machine comprises a travelling motor 31 and a sliding plate 32, wherein the travelling motor 31 is fixedly connected to the middle part of the right end of a supporting frame 8, a screw rod IV is arranged on the left side of an output shaft of the travelling motor 31, the sliding plate 32 is connected to the middle part of the screw rod IV in a threaded manner, the front end and the rear end of the sliding plate 32 are respectively connected with a sliding groove I on the adjacent side in a sliding manner, a cutting forming person regulates and controls the travelling motor 31 to start through a singlechip 11, the travelling motor 31 drives the screw rod IV to rotate, and the screw rod IV drives the sliding plate 32 to move in the sliding groove I, so that the cutting wheel 42 cuts metal to be cut and formed in the left-right direction;

Cutting mechanism 4: the cutting mechanism comprises a cutting motor 41, a cutting wheel 42, a second sliding frame 46 and a motor fixing frame 49, wherein the second sliding frame 46 is hinged to the middle part of the upper end of the sliding plate 32 through a hinge, the upper end of the left side of the second sliding frame 46 is rotatably connected with the motor fixing frame 49 through a rotating shaft, the lower end of the motor fixing frame 49 is fixedly connected with the cutting motor 41, the front end of an output shaft of the cutting motor 41 is provided with the cutting wheel 42, the cutting mechanism 4 also comprises a first hand wheel 43, a second screw rod 44, a first sliding frame 45, a second hand wheel 47 and a third screw rod 48, the first sliding frame 45 is fixedly connected to the left side of the upper end of the sliding plate 32, the lower side of the left end of the second sliding frame 46 is in threaded connection with the second screw rod 44, the left end of the second screw rod 44 is fixedly connected with the first hand wheel 43, the second screw rod 44 corresponds to the first sliding frame 45 in position, the upper side of the left end of the second sliding frame 46 is provided with a avoidance groove, the left end of the motor fixing frame 49 is in threaded connection with the third screw rod 48, a second hand wheel 47 is fixedly connected to the left side of a third screw rod 48, the third screw rod 48 corresponds to the avoidance groove, a round center of the first hand wheel 45 is positioned on the central axis of a hinge rotating shaft at the bottom end of the second carriage 46, after the second carriage 46 is adjusted by the cutting shaper through the first hand wheel 43 adjusting the second screw rod 44, the first hand wheel 43 is rotated to drive the second screw rod 44 to rotate, the first hand wheel 43 is tightly propped against the first carriage 45 to be locked and fixed, a round center of the avoidance groove is positioned on the central axis of a rotating shaft of a first motor fixing frame 49 is arranged on the upper side of the left end of the second carriage 46, then the third hand wheel 48 is rotated to adjust the rotation of the first motor fixing frame 49 through the rotation of the second hand wheel 47, then the second hand wheel 47 is rotated, the third hand wheel 48 is screwed inwards and tightly propped against the second carriage 46 through the second hand wheel 47 to be locked and fixed, the single chip microcomputer 11 regulates and controls the starting of the cutting motor 41, the cutting motor 41 drives the cutting wheel 42 to rotate, so that the cutting wheel 42 is fixed and rotated;

Wherein: the electric power cutting machine also comprises a singlechip 11, wherein the singlechip 11 is arranged on the left side of the front end of the frame 1, the input end of the singlechip 11 is electrically connected with an external power supply, and the input ends of the travelling motor 31 and the cutting motor 41 are electrically connected with the output end of the singlechip 11 to provide power support for the cutting motor 41.

The working principle of the cutting and forming machine provided by the utility model is as follows: firstly, a cutting and forming person places a metal to be cut and formed on a first rack plate 26 and a second rack plate 26 with gaskets 10, the cutting and forming person regulates and controls a clamping motor 21 through a singlechip 11 to start, the clamping motor 21 drives a first screw rod 22 to rotate clockwise, the first screw rod 22 drives a sliding block 24 to slide in a first sliding seat, the first rack plate 26 moves rightwards under the sliding of the sliding block 24 to drive a gear 25 to rotate anticlockwise, the second rack plate 29 moves leftwards on a second sliding seat 28 under the anticlockwise rotation of the gear 25, so that the clamping plate 27 moves oppositely, the metal to be cut and formed is clamped in a bidirectional manner by the clamping plate 27, the circular center of the first sliding frame 45 is positioned on the central axis of a hinge rotating shaft at the bottom end of the second sliding frame 46, and after the cutting and forming person regulates the second screw rod 44 to rotate through a first hand wheel 43, the first hand wheel 43 is rotated to drive the second screw rod 44 to rotate, the first hand wheel 43 is tightly propped against the first sliding frame 45 to lock and fix, the upper side of the left end of the second sliding frame 46 is provided with a circle center where the avoidance groove is positioned on the central axis of the rotating shaft I of the motor fixing frame 49, then the third hand wheel 47 is rotated to adjust the screw rod 48 to rotate the motor fixing frame 49 under the rotation of the rotating shaft I, then the second hand wheel 47 is rotated, the third hand wheel 48 is adjusted to move inwards to tightly prop against the second sliding frame 46 by the second hand wheel 47 to lock and fix, the singlechip 11 regulates and controls the cutting motor 41 to start, the cutting motor 41 drives the cutting wheel 42 to rotate, then the cutting and molding personnel regulate and control the traveling motor 31 to start, the traveling motor 31 drives the screw rod IV to rotate, the screw rod IV drives the sliding plate 32 to move in the first sliding groove, and then the cutting wheel 42 cuts metal to be cut and molded in the left-right direction, when the metal to be cut and formed needs to be rotated, a cutting and forming person starts through the single chip microcomputer 11 to control the rotating motor 12, the rotating motor 12 drives the motor case 7 to rotate, the motor case 7 drives the rolling ball 6 to rotate on the upright post 5, further, the metal to be cut and formed rotates, after cutting is completed, the cutting and forming person starts through the single chip microcomputer 11 to control the clamping motor 21, the clamping motor 21 drives the first screw rod 22 to rotate anticlockwise, the first screw rod 22 drives the sliding block 24 to slide in the first sliding seat, the first toothed plate 26 moves rightwards under the sliding of the sliding block 24 to drive the gear 25 to rotate clockwise, the second toothed plate 29 moves leftwards on the second sliding seat 28 under the clockwise rotation of the gear 25, accordingly, the clamping plate 27 moves outwards, the metal to be cut and formed is loosened bidirectionally by the clamping plate 27, and finally the cut and formed metal is unloaded, so that reasonable cutting and forming operation of the metal is achieved.

It should be noted that the single-chip microcomputer 11 disclosed in the above embodiment may employ S7-200, the clamping motor 21 may employ 57BYGH8930, the travelling motor 31 may employ 5IK60RGN-CF, the cutting motor 41 may employ AF35B-12, the rotating motor 12 may employ ML801-2, and the single-chip microcomputer 11 controls the operation of the clamping motor 21, the travelling motor 31, the cutting motor 41 and the rotating motor 12 by methods commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A cutting and shaping machine, characterized in that: comprises a frame (1), a clamping mechanism (2), a travelling mechanism (3) and a cutting mechanism (4);

Frame (1): the right side of the upper end of the machine frame is fixedly connected with a support frame (8), sliding grooves I which are symmetrically distributed are formed in the upper end of the support frame (8), and the upper end of the machine frame (1) is rotatably connected with a motor box (7) through a rotating shaft;

clamping mechanism (2): which is arranged inside the motor case (7);

Travel mechanism (3): the device comprises a travelling motor (31) and a sliding plate (32), wherein the travelling motor (31) is fixedly connected to the middle part of the right end of a supporting frame (8), a screw rod IV is arranged on the left side of an output shaft of the travelling motor (31), the sliding plate (32) is connected to the middle part of the screw rod IV in a threaded manner, and the front end and the rear end of the sliding plate (32) are respectively connected with a first sliding groove on the adjacent side in a sliding manner;

Cutting mechanism (4): the device comprises a cutting motor (41), a cutting wheel (42), a second sliding frame (46) and a motor fixing frame (49), wherein the second sliding frame (46) is hinged to the middle part of the upper end of a sliding plate (32) through a hinge, the upper end of the left side of the second sliding frame (46) is rotatably connected with the motor fixing frame (49) through a rotating shaft, the lower end of the motor fixing frame (49) is fixedly connected with the cutting motor (41), and the front end of an output shaft of the cutting motor (41) is provided with the cutting wheel (42);

Wherein: the intelligent cutting machine also comprises a singlechip (11), wherein the singlechip (11) is arranged on the left side of the front end of the frame (1), the input end of the singlechip (11) is electrically connected with an external power supply, and the input ends of the travelling motor (31) and the cutting motor (41) are electrically connected with the output end of the singlechip (11).

2. A cutting and shaping machine as claimed in claim 1, wherein: still include stand (5), spin (6) and rotating electrical machines (12), stand (5) are the middle part that certain angle evenly set up in frame (1) upper end, and the ball inslot of the upper end of stand (5) is all rotated and is connected with spin (6), rotating electrical machines (12) set up in the middle part of frame (1) lower extreme, the upper end of rotating electrical machines (12) output shaft and the bottom fixed connection of motor case (7), and annular spout has been seted up at the middle part of motor case (7) lower extreme, and spin (6) all contact with annular spout.

3. A cutting and shaping machine as claimed in claim 1, wherein: the clamping mechanism (2) comprises a clamping motor (21), a first screw rod (22), a first sliding seat (23), a sliding block (24), a gear (25), a first rack plate (26), a clamping plate (27), a second sliding seat (28) and a second rack plate (29), wherein the clamping motor (21) is arranged on the right side of the inner wall of the lower end of the motor case (7), an avoidance opening is formed in the front side of the upper end of the motor case (7), a second rotating shaft is arranged in the middle of the upper end of the motor case (7), the upper end of the second rotating shaft is rotationally connected with a gear (25), the left side of the inner wall of the lower end of the motor case (7) is provided with a first sliding seat (23), the left end of an output shaft of the clamping motor (21) is provided with a first screw rod (22), the middle thread of the first screw rod (22) is connected with the sliding block (24), the lower end of the sliding block (24) is in sliding connection with the first sliding seat (23), the upper end of the sliding block (24) is fixedly connected with the first rack plate (26), the first rack plate (26) corresponds to the position of the avoidance opening, the rear side of the upper end of the motor case (7) is provided with a second sliding seat (28), the second rack plate (28) is in sliding connection with the second rack plate (29) and the second rack plate (29) is meshed with the first rack plate (29), the left end of rack board two (29) and the right-hand member of rack board one (26) all are provided with grip block (27), and the output of singlechip (11) is connected to the input electricity of centre gripping motor (21).

4. A cutting and shaping machine as claimed in claim 1, wherein: the cutting mechanism (4) further comprises a first hand wheel (43), a second screw rod (44), a first sliding frame (45), a second hand wheel (47) and a third screw rod (48), the first sliding frame (45) is fixedly connected to the left side of the upper end of the sliding plate (32), the second screw rod (44) is connected to the lower side of the left end of the second sliding frame (46) in a threaded mode, the first hand wheel (43) is fixedly connected to the left end of the second screw rod (44), the second screw rod (44) corresponds to the first sliding frame (45) in position, an avoidance groove is formed in the upper side of the left end of the second sliding frame (46), the third screw rod (48) is connected to the left end of the motor fixing frame (49) in a threaded mode, the second hand wheel (47) is fixedly connected to the left side of the third screw rod (48), and the third screw rod (48) corresponds to the avoidance groove.

5. A cutting and shaping machine as claimed in claim 1, wherein: the novel lifting device further comprises supporting legs (9), and the supporting legs (9) are uniformly arranged around the lower end of the frame (1).

6. A cutting and shaping machine as claimed in claim 1, wherein: the motor box also comprises radiating holes (13), wherein the radiating holes (13) are uniformly formed in the front end and the rear end of the motor box (7).

7. A cutting and shaping machine according to claim 3, wherein: the novel rack comprises a rack plate II (29) and a rack plate I (26), and is characterized by further comprising gaskets (10), wherein the gaskets (10) are arranged at the upper ends of the rack plate II (29) and the rack plate I (26), and the gaskets (10) are rubber gaskets.