CN112207338A

CN112207338A - Automatic milling equipment

Info

Publication number: CN112207338A
Application number: CN202011171380.7A
Authority: CN
Inventors: 朱敬科
Original assignee: Taizhou Jiaojiang Yunrui Machinery Technology Development Co ltd
Current assignee: Taizhou Jiaojiang Yunrui Machinery Technology Development Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-01-12

Abstract

The invention discloses automatic milling equipment, which comprises a machine body, wherein an inlet cavity with a leftward opening is formed in the left end of the machine body, a working cavity is communicated with the right side of the inlet cavity, an outlet cavity with a rightward opening is communicated with the right side of the working cavity, a sheave cavity is formed in the rear side of the working cavity, a motor belt cavity is formed in the rear side of the sheave cavity, a main motor is arranged in the rear side of the motor belt cavity, the front end of the main motor is in power connection with a main motor shaft which penetrates through the motor belt cavity and is rotatably connected to the front wall of the sheave cavity, the automatic milling equipment can realize the functions of automatically milling and pushing out a workpiece, the device can realize the cooling of the workpiece by using water and a fan during milling, and is simple in structure and convenient to operate, realizes full-automatic operation, and all the working procedures are mutually matched without mutual influence, the practicability of the device is improved.

Description

Automatic milling equipment

Technical Field

The invention relates to the field of milling, in particular to automatic milling equipment.

Background

In many milling devices, the position needs to be adjusted manually to drain water and cool, so that the operation steps are increased, the possibility of danger is reduced as much as possible, and the device effectively solves the problem.

Disclosure of Invention

The object of the present invention is to provide an automatic milling device which overcomes the above-mentioned drawbacks of the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows: the automatic milling equipment comprises a machine body, wherein an inlet cavity with a leftward opening is formed in the left end of the machine body, a working cavity is communicated with the right side of the inlet cavity, an outlet cavity with a rightward opening is communicated with the right side of the working cavity, a sheave cavity is formed in the rear side of the working cavity, a motor belt cavity is formed in the rear side of the sheave cavity, a main motor is arranged on the rear side of the motor belt cavity, the front end of the main motor is in power connection with a main motor shaft which penetrates through the motor belt cavity and is rotatably connected to the front wall of the sheave cavity, motor belt pulleys with symmetrical central positions in the motor belt cavity are fixedly connected to the main motor shaft, a motor belt is connected between the motor belt pulleys, a first sheave which is located in the sheave cavity is fixedly connected to the main motor shaft, the lower end of the first sheave can be meshed with a sheave gear, and a sheave rod is fixedly connected to the front end of the, the right side of the first sheave is provided with a second sheave which can be driven by the sheave rod to rotate, the rear side of the sheave cavity is provided with a sheave belt cavity, the second sheave is fixedly connected with a second sheave shaft, the front end of the second sheave is rotationally connected to the front wall of the sheave cavity, the rear end of the second sheave penetrates through the rear wall of the sheave cavity and is rotationally connected to the rear wall of the sheave belt cavity, sheave belt wheels which are symmetrically positioned in the center of the sheave belt cavity are fixedly connected to the second sheave shaft, a sheave belt is connected between the sheave belt wheels, the right side of the inlet cavity is provided with a conveying device for conveying a workpiece, the right side of the conveying device is provided with a clamping device for clamping the workpiece, and the upper side of the clamping device is provided with a milling device for processing and milling the workpiece.

Further, conveyor include fixed connection in on the sheave gear and the rear end rotate connect in wall and front end run through behind the sheave cavity antetheca just rotate connect in the intermittent type belt shaft of working chamber antetheca, the epaxial fixedly connected with of intermittent type belt is located the belt pulley of transporting of the bilateral symmetry of working chamber, the left side transport belt pulley and right side it has the conveyor belt to transport the area between the belt pulley, the right side fixedly connected with rotates connect in transport belt shaft between the wall before the working chamber.

Furthermore, the clamping device comprises a connecting gear cavity arranged on the front side of the motor belt cavity, the rear end of the motor belt wheel on the right side is fixedly connected with a motor belt shaft, the rear end of the motor belt shaft is rotatably connected with the rear wall of the motor belt cavity, the front end of the motor belt shaft penetrates through the front wall of the motor belt cavity and is rotatably connected with the front wall of the connecting gear cavity, the lower side of the connecting gear cavity is communicated with a clamping frame cavity, the front side of the clamping frame cavity is communicated with a clamping sleeve cavity communicated with the rear side of the working cavity, the lower side of the working cavity is communicated with a pressure block cavity, a pressure block is slidably connected in the pressure block cavity, a pressure spring is fixedly connected between the lower end of the pressure block cavity and the bottom wall of the pressure block cavity, a workpiece can press the pressure block downwards, a clamping frame is slidably connected in the clamping frame cavity, a clamping gear cavity with an upward opening is arranged at the upper end of the clamping frame, the rear end of the second sheave is rotatably connected with a clamping gear shaft which penetrates through the front wall of the clamping gear cavity and is rotatably connected with the front wall of the clamping thread cavity, the motor belt shaft is fixedly connected with a connecting gear which is positioned in the connecting gear cavity and extends into the clamping frame cavity, the clamping gear shaft is fixedly connected with a clamping gear which is positioned in the clamping gear cavity and can be meshed with the connecting gear, a reverse spring is fixedly connected between the rear end of the clamping gear and the rear wall of the clamping gear cavity, a thread sleeve which is positioned in the clamping thread cavity is in threaded connection with the clamping gear shaft, a clamping rod is fixedly connected at the front end of the thread sleeve, the clamping rod is slidably connected with a clamping sleeve which penetrates through the front wall of the clamping thread cavity and the clamping sleeve cavity and extends into the working cavity, and a clamping spring is fixedly connected between the front end of the clamping rod and the front wall, clamping sleeve front end fixedly connected with is used for pressing from both sides the splint of the left and right sides position symmetry of tight work piece, the front side splint fixed connection in on the working chamber antetheca, pressure piece rear end fixedly connected with runs through pressure piece chamber back wall with press from both sides tight frame chamber upper wall and fixed connection in press from both sides tight frame rope of tight frame upper end, when the work piece pushes down during the pressure piece, press from both sides tight frame rope drive it shifts up to press from both sides tight frame.

Further, the milling device comprises an upper disc cavity and a lower disc cavity which are arranged on the front side of the sheave belt cavity, the sheave belt wheel on the right side is fixedly connected with an upper disc shaft and a lower disc shaft, the rear end of the upper disc shaft is rotatably connected to the rear wall of the sheave belt cavity, the front end of the upper disc shaft penetrates through the front wall of the sheave belt cavity and extends into the upper disc cavity and the lower disc cavity, the front end of the upper disc shaft and the lower disc shaft are fixedly connected with an upper disc rod and a lower disc rod, the front end of the upper disc rod and the lower disc rod are fixedly connected with an upper disc rod and a lower disc rod, the upper disc rod and the lower disc rod are slidably connected with an upper chute and a lower chute which are vertically connected into the upper disc cavity and the lower chute, the lower end of the upper chute and the lower chute is fixedly connected with a milling frame, a, the lower side of the water storage cavity is communicated with a water outlet cavity with a downward opening, the upper end of the milling frame is fixedly connected with a water conveying hose fixedly connected with the top wall of the working cavity, a cooling cavity penetrating through the upper end and the lower end of the milling frame is arranged in the milling frame, the cooling cavity and the water outlet cavity can be communicated through the water conveying hose, a blocking cavity is penetratingly connected between the left wall and the right wall of the cooling cavity, a blocking plate capable of blocking the cooling cavity is slidably connected in the blocking cavity, a blocking spring is fixedly connected between the right end of the blocking plate and the right wall of the blocking cavity, the left end of the blocking plate is fixedly connected with a blocking rope penetrating through the left wall of the blocking cavity and fixedly connected with the top wall of the working cavity, when the milling frame moves downwards, the blocking rope drives the blocking plate to move leftwards, the right side of the cooling cavity is provided with a milling motor, the lower end of the milling motor is communicated, cooling belt chamber downside is equipped with the fan chamber, it runs through to mill motor lower extreme power connection cooling belt chamber with cooling belt chamber diapire just stretches into the milling axle of work intracavity, mill epaxial fixedly connected with and be located cooling belt pulley of cooling belt intracavity bilateral position symmetry, the area is connected with the cooling belt between the cooling belt pulley, the right side on the cooling belt pulley fixedly connected with upper end rotate connect in cooling belt chamber roof and lower extreme run through cooling belt chamber diapire just stretches into the fan shaft of fan intracavity, fan shaft lower extreme fixedly connected with fan.

The invention has the beneficial effects that: the automatic milling equipment provided by the invention can realize the functions of automatically milling and pushing out the workpiece, can realize the cooling of the workpiece by using water and a fan during milling, has a simple structure, is convenient to operate, realizes full-automatic operation, realizes mutual cooperation among all working procedures without mutual influence, and improves the practicability of the device.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of an automatic milling device according to the present invention;

FIG. 2 is a schematic view of the structure in the direction A-A in FIG. 1;

FIG. 3 is a schematic view of the structure in the direction B-B in FIG. 2;

FIG. 4 is a schematic view of the structure in the direction C-C of FIG. 2;

FIG. 5 is a schematic view of the structure of FIG. 1 in the direction D-D;

FIG. 6 is a schematic view of the structure in the direction E-E of FIG. 3;

fig. 7 is a schematic view of the structure in the direction F-F in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1-7, the automatic milling device includes a machine body 11, an inlet chamber 12 with a leftward opening is disposed at a left end of the machine body 11, a working chamber 13 is communicated with a right side of the inlet chamber 12, a right side of the working chamber 13 is communicated with a right outlet chamber 38, a sheave chamber 47 is disposed at a rear side of the working chamber 13, a motor belt chamber 55 is disposed at a rear side of the sheave chamber 47, a main motor 51 is disposed at a rear side of the motor belt chamber 55, a main motor shaft 50 penetrating through the motor belt chamber 55 and rotatably connected to a front wall of the sheave chamber 47 is in power connection with a front end of the main motor 51, motor pulleys 57 symmetrically located in a center position of the motor belt chamber 55 are fixedly connected to the main motor shaft 50, a motor belt 56 is connected between the motor pulleys 57, and a first sheave 49 located in the sheave chamber 47 is fixedly connected to the main motor shaft 50, a sheave gear 48 is engaged and connected to the lower end of the first sheave 49, a sheave rod 52 is fixedly connected to the front end of the first sheave 49, a second sheave 53 driven by the sheave rod 52 to rotate is arranged on the right side of the first sheave 49, a sheave belt chamber 72 is arranged on the rear side of the sheave chamber 47, a second sheave shaft 54 with a front end rotationally connected to the front wall of the sheave chamber 47 and a rear end passing through the rear wall of the sheave chamber 47 and rotationally connected to the rear wall of the sheave belt chamber 72 is fixedly connected to the second sheave 53, sheave pulleys 74 with symmetrical center positions in the sheave belt chamber 72 are fixedly connected to the second sheave shaft 54, a sheave belt 73 is connected between the sheave pulleys 74, a conveying device 101 for conveying a workpiece is arranged on the right side of the inlet chamber 12, and a clamping device 103 for clamping the workpiece is arranged on the right side of the conveying device 101, the upper side of the clamping device 103 is provided with a milling device 102 for milling and machining a workpiece.

Advantageously, the carrying device 101 comprises an intermittent belt shaft 46 fixedly connected to the sheave gear 48 and rotatably connected to the rear wall of the sheave cavity 47 at the rear end and the front end through the front wall of the sheave cavity 47 and rotatably connected to the front wall of the working cavity 13, wherein the intermittent belt shaft 46 is fixedly connected with a carrying belt pulley 44 positioned in the working cavity 13 in a left-right symmetrical position, a carrying belt 43 is connected between the carrying belt pulley 44 on the left side and the carrying belt pulley 44 on the right side, and a carrying belt shaft 45 rotatably connected between the front wall and the rear wall of the working cavity 13 is fixedly connected to the carrying belt pulley 44 on the right side.

Beneficially, the clamping device 103 includes a coupling gear cavity 60 disposed at the front side of the motor belt cavity 55, the right side of the motor belt pulley 57 is fixedly connected with a motor belt shaft 58 having a rear end rotatably connected to the rear wall of the motor belt cavity 55 and a front end penetrating through the front wall of the motor belt cavity 55 and rotatably connected to the front wall of the coupling gear cavity 60, the lower side of the coupling gear cavity 60 is communicated with a clamping frame cavity 61, the front side of the clamping frame cavity 61 is communicated with a clamping sleeve cavity 75 communicated with the rear side of the working cavity 13, the lower side of the working cavity 13 is communicated with a pressure block cavity 41, the pressure block cavity 41 is slidably connected with a pressure block 40, a pressure spring 42 is fixedly connected between the lower end of the pressure block cavity 41 and the bottom wall of the pressure block cavity 41, a workpiece can press down the pressure block 40, a clamping frame 64 is slidably connected in the clamping frame cavity 61, the upper end of the clamping frame 64 is provided with a clamping gear cavity 63 having, the clamping gear chamber 63 front side is equipped with and is located clamping screw thread chamber 65 in the clamping frame 64, second sheave 53 rear end is rotated to be connected with and runs through clamping gear chamber 63 antetheca and rotate connect in clamping gear shaft 67 of clamping screw thread chamber 65 antetheca, fixedly connected with is located on the motor belt axle 58 coupling gear chamber 60 just stretches into coupling gear 59 in clamping frame chamber 61, fixedly connected with is located on clamping gear shaft 67 clamp gear chamber 63 can with coupling gear 59 meshing connection's clamping gear 66, clamping gear 66 rear end with fixedly connected with reverse spring 76 between the clamping gear chamber 63 back wall, threaded connection is located on clamping gear shaft 67 clamping screw thread chamber 65 internal thread cover 68, threaded cover 68 front end fixedly connected with clamping bar 69, sliding connection has the run through on clamping bar 69 clamping screw thread chamber 65 with clamping sleeve chamber 75 and stretch into work The clamp sleeve 70 in the chamber 13, press from both sides the pole 69 front end with fixedly connected with clamping spring 71 between the antetheca in the clamp sleeve 70, the clamp sleeve 70 front end fixedly connected with is used for pressing from both sides the splint 39 of the bilateral symmetry of tight work piece, the front side splint 39 fixed connection in on the working chamber 13 antetheca, pressure piece 40 rear end fixedly connected with runs through pressure piece 41 back wall with press from both sides tight frame chamber 61 upper wall and fixed connection in press from both sides tight frame rope 62 of frame 64 upper end, when the work piece pushes down when the pressure piece 40, press from both sides tight frame rope 62 and drive it shifts up to press from both sides tight frame 64.

Beneficially, the milling device 102 comprises an upper disc chamber 16 and a lower disc chamber 16 arranged at the front side of the sheave belt chamber 72, the right sheave belt 74 is fixedly connected with an upper disc shaft 19 and a lower disc shaft 19, the rear ends of the upper disc shaft and the lower disc shaft are rotatably connected to the rear wall of the sheave belt chamber 72, the front ends of the upper disc chamber and the lower disc chamber extend through the front wall of the sheave belt chamber 72 and extend into the upper disc chamber 16 and the lower disc chamber 16, the front ends of the upper disc shaft 19 and the lower disc shaft are fixedly connected with an upper disc rod 18 and a lower disc rod 18, the upper disc rod 18 and the lower disc rod 18 are slidably connected with an upper sliding chute 20 which is slidably connected into the upper disc chamber 16 and the lower disc chamber 16, the lower ends of the upper sliding chute 20 and the lower sliding chute are fixedly connected with an upper connecting rod 21 which extends through the bottom wall of the upper disc chamber 16 and extends into the working chamber 13, the water storage cavity 15 upside intercommunication has ascending intake antrum 14 of opening, water storage cavity 15 downside intercommunication has the decurrent play water cavity 22 of opening, it is connected with the water hose 23 of fixedly connected with the roof of working chamber 13 to mill 24 upper ends, it is equipped with the cooling chamber 25 that runs through to mill the frame 24 upper and lower extreme in the frame 24 to mill, can pass through between cooling chamber 25 and the play water cavity 22 through the water hose 23 intercommunication, it has shutoff chamber 26 to run through between the cooling chamber 25 left and right walls, sliding connection has the shutoff board 27 that can block off the cooling chamber 25 in the shutoff chamber 26, fixedly connected with shutoff spring 29 between shutoff board 27 right-hand member and the shutoff chamber 26 right wall, shutoff board 27 left end fixedly connected with runs through the shutoff chamber 26 left wall and fixedly connected in the shutoff rope 28 of working chamber 13 roof, when milling frame 24 moves down, the blocking and cutting rope 28 drives the blocking and cutting plate 27 to move left, the milling motor 30 is arranged on the right side of the cooling cavity 25, the lower end of the milling motor 30 is communicated with a cooling belt cavity 31, a fan cavity 37 is arranged at the lower side of the cooling belt cavity 31, the lower end of the milling motor 30 is connected with a milling shaft 32 which penetrates through the cooling belt cavity 31 and the bottom wall of the cooling belt cavity 31 and extends into the working cavity 13, the milling shaft 32 is fixedly connected with a cooling belt pulley 33 which is positioned in the cooling belt cavity 31 and is symmetrical left and right, area is connected with cooling belt 34 between the cooling belt pulley 33, the right side fixedly connected with upper end on the cooling belt pulley 33 rotate connect in cooling belt chamber 31 roof and lower extreme run through cooling belt chamber 31 diapire just stretches into fan shaft 35 in the fan chamber 37, fan shaft 35 lower extreme fixedly connected with fan 36.

Sequence of mechanical actions of the whole device: when the device is operated, a workpiece is put into the inlet cavity 12, the main motor 51 and the milling motor 30 are started, so that the main motor shaft 50 rotates, the first grooved wheel 49 rotates the grooved wheel gear 48, the intermittent belt shaft 46 rotates the conveying belt wheel 44, the conveying belt 43 rotates, the conveying belt 43 conveys the workpiece to the upper end of the pressure block 40, at the moment, the grooved wheel rod 52 and the grooved wheel gear 48 are disengaged, the grooved wheel rod 52 is just connected with the second grooved wheel 53, the workpiece presses the pressure block 40 downwards, the clamping frame rope 62 drives the clamping frame 64 to move upwards, the clamping gear 66 is engaged with the connecting gear 59, and the main motor shaft 50 drives the motor pulley 57 to rotate all the time, thereby the motor belt 56 rotates, so that the right motor belt pulley 57 rotates the motor belt shaft 58, thereby rotating the coupling gear 59, thereby rotating the clamping gear 66, thereby rotating the clamping gear shaft 67, thereby the threaded sleeve 68 moves the clamping rod 69 forward, thereby the clamping sleeve 70 moves the clamping plate 39 forward, clamping the workpiece, at which time the grooved wheel rod 52 rotates the second grooved wheel 53, thereby the second grooved wheel shaft 54 rotates, thereby the grooved pulley 74 rotates, thereby the grooved belt 73 rotates, thereby the upper and lower disc shafts 19 rotate, thereby the upper and lower discs 17 rotate, thereby the upper and lower disc shafts 18 move downward, thereby the milling motor 30 rotates the milling shaft 32, and simultaneously the cooling belt 33 and the cooling belt 34 rotate, thereby driving the fan shaft 35 and the fan 36 to rotate, when the milling rack 24 moves downwards, the intercepting rope 28 pulls the intercepting plate 27, so that the intercepting plate 27 moves leftwards, so that the cooling liquid in the water storage cavity 15 falls onto the workpiece through the water outlet cavity 22, the water delivery hose 23 and the cooling cavity 25, and the fan 36 cools the workpiece, after the milling shaft 32 mills the workpiece, the upper and lower discs 17 drive the upper and lower chutes 20 to move upwards, so that the intercepting spring 29 drives the intercepting plate 27 to move rightwards, so as to continue to intercept the cooling cavity 25, so that the upper and lower disc shafts 19 are meshed with the sheave gear 48 again and are separated from the second sheave 53, thereby performing the next cycle of the operation process, which is the operation process of the device.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. An automatic milling equipment, includes the fuselage, its characterized in that: an inlet cavity with a leftward opening is formed in the left end of the machine body, a working cavity is communicated with the right side of the inlet cavity, an outlet cavity with a rightward opening is communicated with the right side of the working cavity, a sheave cavity is formed in the rear side of the working cavity, a motor belt cavity is formed in the rear side of the sheave cavity, a main motor is arranged on the rear side of the motor belt cavity, the front end of the main motor is in power connection with a main motor shaft which penetrates through the motor belt cavity and is rotatably connected to the front wall of the sheave cavity, motor belt pulleys with symmetrical central positions in the motor belt cavity are fixedly connected to the main motor shaft, a motor belt is connected between the motor belt pulleys, a first sheave positioned in the cavity is fixedly connected to the main motor shaft, the lower end of the first sheave can be meshed with a sheave gear, a sheave rod is fixedly connected to the front end of the first sheave, and a second sheave which can be driven to rotate by the sheave rod is arranged on, the rear side of the sheave cavity is provided with a sheave belt cavity, the front end of the second sheave is fixedly connected with a second sheave shaft, the front end of the second sheave is rotatably connected to the front wall of the sheave cavity, the rear end of the second sheave shaft penetrates through the rear wall of the sheave cavity and is rotatably connected to the rear wall of the sheave belt cavity, sheave belt wheels are fixedly connected to the second sheave shaft, the sheave belt wheels are symmetrically positioned in the center of the sheave belt cavity, a sheave belt is connected between the sheave belt wheels, the right side of the inlet cavity is provided with a conveying device for conveying a workpiece, the right side of the conveying device is provided with a clamping device for clamping the workpiece, and the upper side of the clamping device is provided with a milling device for processing and milling the workpiece.

2. An automatic milling apparatus according to claim 1, characterized in that: conveyor include fixed connection in on the sheave gear and the rear end rotate connect in wall and front end run through behind the sheave cavity antetheca and rotate connect in the intermittent type belt shaft of working chamber antetheca, the epaxial fixedly connected with of intermittent type belt is located the belt pulley, the left side of transporting of the bilateral symmetry of working chamber transport belt pulley, the left side transport belt pulley and right side it has the conveying belt to transport to take to be connected with between the belt pulley, the right side it rotates connect in transport belt shaft between the wall before the working chamber.

3. An automatic milling apparatus according to claim 1, characterized in that: the clamping device comprises a connecting gear cavity arranged on the front side of the motor belt cavity, the rear end of the motor belt pulley on the right side is rotationally connected with the rear wall of the motor belt cavity, the front end of the motor belt pulley penetrates through the front wall of the motor belt cavity and is rotationally connected with a motor belt shaft on the front wall of the connecting gear cavity, the lower side of the connecting gear cavity is communicated with a clamping frame cavity, the front side of the clamping frame cavity is communicated with a clamping sleeve cavity communicated with the rear side of the working cavity, the lower side of the working cavity is communicated with a pressure block cavity, a pressure block is slidably connected in the pressure block cavity, a pressure spring is fixedly connected between the lower end of the pressure block cavity and the bottom wall of the pressure block cavity, a workpiece can press down the pressure block, a clamping frame is slidably connected in the clamping frame cavity, a clamping gear cavity with an upward opening is arranged at the upper end of the clamping frame, and a clamping thread cavity positioned in the clamping, the rear end of the second sheave is rotatably connected with a clamping gear shaft which penetrates through the front wall of the clamping gear cavity and is rotatably connected with the front wall of the clamping thread cavity, the motor belt shaft is fixedly connected with a connecting gear which is positioned in the connecting gear cavity and extends into the clamping frame cavity, the clamping gear shaft is fixedly connected with a clamping gear which is positioned in the clamping gear cavity and can be meshed with the connecting gear, a reverse spring is fixedly connected between the rear end of the clamping gear and the rear wall of the clamping gear cavity, a thread sleeve which is positioned in the clamping thread cavity is in threaded connection with the clamping gear shaft, a clamping rod is fixedly connected at the front end of the thread sleeve, the clamping rod is slidably connected with a clamping sleeve which penetrates through the front wall of the clamping thread cavity and the clamping sleeve cavity and extends into the working cavity, and a clamping spring is fixedly connected between the front end of the clamping rod and the front wall, clamping sleeve front end fixedly connected with is used for pressing from both sides the splint of the left and right sides position symmetry of tight work piece, the front side splint fixed connection in on the working chamber antetheca, pressure piece rear end fixedly connected with runs through pressure piece chamber back wall with press from both sides tight frame chamber upper wall and fixed connection in press from both sides tight frame rope of tight frame upper end, when the work piece pushes down during the pressure piece, press from both sides tight frame rope drive it shifts up to press from both sides tight frame.

4. An automatic milling apparatus according to claim 1, characterized in that: the milling device comprises an upper disc cavity and a lower disc cavity which are arranged on the front side of the sheave belt cavity, the sheave belt wheel on the right side is fixedly connected with an upper disc shaft and a lower disc shaft, the rear end of the upper disc shaft is rotatably connected to the rear wall of the sheave belt cavity, the front end of the upper disc shaft penetrates through the front wall of the sheave belt cavity and extends into the upper disc cavity and the lower disc cavity, the front end of the upper disc shaft and the lower disc shaft are fixedly connected with an upper disc rod and a lower disc rod, the front end of the upper disc rod and the lower disc rod are fixedly connected with an upper disc rod and a lower disc rod, the upper disc rod and the lower disc rod are connected with an upper chute and a lower chute which are connected with the upper disc cavity and the lower disc cavity in a sliding mode, the lower end of the upper chute and the lower chute is fixedly connected with an upper connecting rod and a lower connecting rod which penetrate through the, the milling frame is characterized in that a water conveying hose fixedly connected to the top wall of the working cavity is fixedly connected to the upper end of the milling frame, a cooling cavity penetrating through the upper end and the lower end of the milling frame is arranged in the milling frame, the cooling cavity and the water outlet cavity can be communicated through the water conveying hose, a blocking cavity is penetratingly connected between the left wall and the right wall of the cooling cavity, a blocking plate capable of blocking the cooling cavity is slidably connected in the blocking cavity, a blocking spring is fixedly connected between the right end of the blocking plate and the right wall of the blocking cavity, a blocking rope penetrating through the left wall of the blocking cavity and fixedly connected to the top wall of the working cavity is fixedly connected at the left end of the blocking plate, when the milling frame moves downwards, the blocking rope drives the blocking plate to move leftwards, a milling motor is arranged on the right side of the cooling cavity, a cooling belt cavity is communicated with the lower end of the milling motor, and a fan cavity is, mill motor lower extreme power connection and run through cooling belt chamber with cooling belt chamber diapire just stretches into the milling axle of work intracavity, mill epaxial fixedly connected with and be located the cooling belt pulley of cooling belt intracavity bilateral position symmetry, the area is connected with the cooling belt between the cooling belt pulley, the right side on the cooling belt pulley fixedly connected with upper end rotate connect in cooling belt chamber roof and lower extreme run through cooling belt chamber diapire just stretches into the fan shaft of fan intracavity, fan shaft lower extreme fixedly connected with fan.