CN111014734A

CN111014734A - Lathe feeding and discharging device

Info

Publication number: CN111014734A
Application number: CN202010080105.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: Dongyang Guhong Machinery Technology Co Ltd
Current assignee: Dongyang Guhong Machinery Technology Co Ltd
Priority date: 2020-02-04
Filing date: 2020-02-04
Publication date: 2020-04-17

Abstract

The invention discloses a feeding and discharging device for a lathe, which comprises a support, wherein a lifting assembly is arranged at the left end of the support, the lifting assembly comprises a first transmission cavity arranged at the left end of the support, a first motor is fixedly arranged at the top end of the first transmission cavity, the tail end of the first motor is in power connection with a first rotating shaft, a stand is fixedly arranged at the lower end of the support, a T-shaped moving plate with a rack is vertically and slidably connected in the stand, a first rotating groove is formed in the stand, and the lower end of the first rotating shaft penetrates through the first rotating groove and is rotatably arranged with the first rotating groove. The device is at the during operation, and the dog can block the material on back and get into the material loading case, drives the material loading case through the movable plate and reciprocates and the movable block drives the material and gets into lathe chuck, and lathe processing accomplishes the back, and the unloading subassembly removes left the material insertion collecting box that has processed, and easy operation has improved the practicality and the security of device.

Description

Lathe feeding and discharging device

Technical Field

The invention relates to the technical field of machine tools, in particular to a feeding and discharging device for a lathe.

Background

The loading and unloading device for a machine tool is an automatic or semi-automatic mechanical device which is also called a workpiece automatic loading and unloading device and is used for conveying a workpiece to be machined to a machining position on the machine tool and taking the machined workpiece from the machining position. The loading and unloading device of the machine tool is used for a semi-automatic machine tool with high efficiency, short maneuvering time and frequent workpiece loading and unloading, and can obviously improve the production efficiency and reduce the physical labor.

At present, the feeding mode can not be operated one by one, manual operation is needed in some industrial production, the operation is inconvenient, the working efficiency is reduced, the work area operation is very dangerous by utilizing hands to place workpieces, and industrial accidents are easy to occur.

Disclosure of Invention

Aiming at the technical defects, the invention provides a feeding and discharging device for a lathe, which can overcome the defects.

The invention relates to a feeding and discharging device for a lathe, which comprises a support, wherein a lifting assembly is arranged at the left end of the support, the lifting assembly comprises a first transmission cavity arranged at the left end of the support, a first motor is fixedly arranged at the top end of the first transmission cavity, the tail end of the first motor is in power connection with a first rotating shaft, a stand is fixedly arranged at the lower end of the support, a T-shaped moving plate with a rack is connected into the stand in a vertical sliding manner, a first rotating groove is formed in the stand, the lower end of the first rotating shaft penetrates through the first rotating groove and is rotatably arranged with the first rotating groove, a first bevel gear positioned in the first rotating groove is fixedly connected at the lower end of the first rotating shaft, a second bevel gear is meshed at the lower end of the first bevel gear, a second rotating shaft extending forwards and backwards is fixedly arranged at the center of the second bevel gear, and the second rotating, the second rotating shaft is fixedly connected with a first straight gear positioned on the front side of the second rotating shaft, the right end of the first straight gear is meshed with the movable plate, the support is also provided with a switch assembly used for passing a workpiece to be processed, the switch assembly comprises a third bevel gear positioned in the first transmission cavity and fixedly connected with the first rotating shaft, the left end of the third bevel gear is meshed with a fourth bevel gear, the center of the fourth bevel gear is fixedly provided with a third rotating shaft extending leftwards and rightwards, the third rotating shaft is rotatably provided with a supporting block fixedly arranged on the bottom end wall of the first transmission cavity through a bearing, the left end of the third rotating shaft is fixedly connected with a fifth bevel gear, the rear side of the fifth bevel gear is meshed with a sixth bevel gear, the center of the sixth bevel gear is fixedly provided with a fourth rotating shaft extending forwards and backwards, and the front end and the rear end of the fourth rotating shaft are rotatably arranged in the front end, the fourth rotating shaft is fixedly connected with a reel located on the front side of the sixth bevel gear, a first sliding groove is formed in the bottom of the left end of the support, the reel is located on a stop block in the first sliding groove through winding fixedly connected with, and the upper end of the stop block is fixedly connected with a first spring fixedly installed on the upper end of the first sliding groove.

Preferably, the bottom end of the moving plate is fixedly connected with a feeding box, the feeding box is provided with a feeding assembly, the support right end is provided with a moving assembly, the left end of the moving assembly is provided with a discharging assembly, the right end of the feeding box is provided with a second rotating groove, a second sliding groove, a second transmission cavity and a third transmission cavity, the support is provided with a fourth transmission cavity and a third sliding groove, and a conveying belt is arranged below the support.

Preferably, the feeding assembly comprises a second motor fixedly mounted with the feeding box, a fifth rotating shaft is connected to the tail end of the second motor in a power-driven manner, the fifth rotating shaft is fixedly connected to the second straight gear in the second rotating groove, third straight gears are symmetrically meshed with the upper end and the lower end of the second straight gear, a first worm shaft extending left and right is fixedly mounted at the center of the third straight gear, a first worm gear is meshed with the first worm shaft, a sixth rotating shaft extending front and back is fixedly mounted at the center of the first worm gear, front and back ends of the sixth rotating shaft are rotatably mounted in front and back end walls of the third transmission cavity, a fourth straight gear is fixedly connected to the sixth rotating shaft and located at the front side of the first worm gear, a first rack rod is meshed at the bottom end of the fourth straight gear, a moving block is fixedly connected to opposite sides of the two first rack rods, and the left end of the moving block supports a material to be processed, the left end of the first worm shaft is fixedly connected with a seventh bevel gear, the left side of the seventh bevel gear is meshed with an eighth bevel gear, the center of the eighth bevel gear is fixedly provided with a seventh rotating shaft extending forwards and backwards, the front end and the rear end of the seventh rotating shaft are rotatably arranged in the front end wall and the rear end wall of the second transmission cavity, the seventh rotating shaft is fixedly connected with a fifth straight gear positioned at the front side of the eighth bevel gear, the left end of the fifth straight gear is meshed with a second rack rod, the left end of the second rack rod is fixedly connected with a piston plate, the piston plate is slidably connected with a piston box fixedly arranged in the second transmission cavity, the piston box is fixedly provided with a second spring fixedly connected with the piston plate, the opposite surfaces of the two piston plates are fixedly connected with connecting plates, the opposite surfaces of the two connecting plates are fixedly connected with roller boxes, and the roller boxes are rotatably provided with roller shafts extending, the roller shaft is fixedly connected with a roller.

Preferably, the moving assembly comprises a third motor fixedly installed with the right end wall of the fourth transmission cavity, the tail end of the third motor is in power connection with a second worm shaft, the lower end of the second worm shaft is meshed with a second worm wheel, an eighth rotating shaft extending forwards and backwards is fixedly arranged in the center of the second worm gear, the front end and the rear end of the eighth rotating shaft are rotatably arranged in the front end wall and the rear end wall of the fourth transmission cavity, the eighth rotating shaft is fixedly connected with a sixth straight gear positioned at the front side of the second worm gear, the lower end of the sixth straight gear is meshed with a third rack rod capable of sliding in the third sliding chute, the lower end of the third rack bar is fixedly connected with a fixed plate, a fourth chute is arranged in the fixed plate, the left end of the fixing plate is connected with a blanking box in a sliding mode, the blanking box is provided with a fifth transmission cavity, and the left end of the fixing plate is fixedly connected with a fixing block.

Preferably, the blanking assembly comprises a fourth motor fixedly installed on the right end wall of the fifth transmission cavity, a ninth rotating shaft is dynamically connected to the tail end of the fourth motor, a ninth bevel gear is fixedly connected to the ninth rotating shaft, a tenth bevel gear is meshed to the left side of the ninth bevel gear, a tenth rotating shaft extending from front to back is fixedly installed at the center of the tenth bevel gear, the tenth rotating shaft is fixedly connected to a seventh spur gear located on the rear side of the tenth bevel gear, eighth spur gears are meshed to the upper and lower ends of the seventh spur gear, a first pin shaft extending from front to back is fixedly installed at the center of the eighth spur gear, a first connecting rod located on the front side of the eighth spur gear is fixedly connected to the first pin shaft, a second pin shaft is rotatably connected to the rear side of the second pin shaft, and a connecting block is fixedly connected to the tail end of the second connecting rod, the left end of the connecting block is fixedly connected with a mounting plate, the mounting plate is rotatably connected with a third connecting rod which is rotatably installed with the blanking box through a pin shaft, the left end of the mounting plate is fixedly connected with a clamping block, the blanking box is provided with a screw rod which is rotatably connected with the fixing block, and the bottom end of the screw rod is fixedly connected with a handle.

The beneficial effects are that: the device during operation, the dog can block that the material on back gets into the material loading case, drives the material loading case through the movable plate and reciprocates and the movable block drives the material and gets into lathe chuck, has avoided carrying out the material loading in the pallet top and can take place to interfere with other equipment of device, drives the screw rod through the twist grip and rotates, adjusts unloading subassembly center and aims at lathe chuck center, has improved the controllability of device. After lathe processing is completed, the blanking assembly moves leftwards to clamp the processed materials into the collecting box, operation is simple, working efficiency is improved, and practicability and safety of the device are improved.

Drawings

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

FIG. 1 is a schematic structural view of a loading and unloading device of a lathe according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at B in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic view A-A of FIG. 2 according to an embodiment of the present invention;

FIG. 4 is an enlarged schematic view of the structure at C in FIG. 1 according to an embodiment of the present invention;

FIG. 5 is an enlarged schematic view of the structure at D in FIG. 1 according to an embodiment of the present invention;

fig. 6 is an enlarged schematic view of the structure at E in fig. 1 according to the embodiment of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-6, 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.

The invention relates to a lathe feeding and discharging device, which comprises a support 1, wherein a lifting component is arranged at the left end of the support 1, the lifting component comprises a first transmission cavity 2 arranged at the left end of the support 1, a first motor 11 is fixedly arranged at the top end of the first transmission cavity 2, the tail end of the first motor 11 is in power connection with a first rotating shaft 12, the lower end of the support 1 is fixedly provided with a stand 3, a T-shaped moving plate 4 with a rack is connected in the stand 3 in a vertical sliding manner, a first rotating groove 25 is arranged in the stand 3, the lower end of the first rotating shaft 12 penetrates through the first rotating groove 25 and is rotatably arranged with the first rotating groove 25, the lower end of the first rotating shaft 12 is fixedly connected with a first bevel gear 21 positioned in the first rotating groove 25, the lower end of the first bevel gear 21 is engaged with a second bevel gear 22, and a second rotating shaft 23 extending forwards and backwards is fixedly arranged at the center of the, the second rotating shaft 23 is rotatably connected with the stand 3, the second rotating shaft 23 is fixedly connected with a first straight gear 24 positioned in front of the second bevel gear 22, the right end of the first straight gear 24 is engaged with the moving plate 4, the support 1 is further provided with a switch assembly for passing a workpiece to be processed, the switch assembly comprises a third bevel gear 13 positioned in the first transmission cavity 2 and fixedly connected with the first rotating shaft 12, the left end of the third bevel gear 13 is engaged with a fourth bevel gear 14, the center of the fourth bevel gear 14 is fixedly provided with a third rotating shaft 15 extending leftwards and rightwards, the third rotating shaft 15 is rotatably provided with a support block 16 fixedly mounted with the bottom end wall of the first transmission cavity 2 through a bearing, the left end of the third rotating shaft 15 is fixedly connected with a fifth bevel gear 17, and the rear side of the fifth bevel gear 17 is engaged with a sixth bevel gear 18, the center of the sixth bevel gear 18 is fixedly provided with a fourth rotating shaft 20 extending from front to back, the front end and the back end of the fourth rotating shaft 20 are rotatably arranged in the front end wall and the back end wall of the first transmission cavity 2, the fourth rotating shaft 20 is fixedly connected with a reel 19 positioned on the front side of the sixth bevel gear 18, the bottom of the left end of the support 1 is provided with a first sliding groove 7, the reel 19 is fixedly connected with a stop block 6 positioned in the first sliding groove 7 through a winding wire, and the upper end of the stop block 6 is fixedly connected with a first spring 5 fixedly arranged on the upper end of the first sliding groove 7.

Beneficially, a feeding box 9 is fixedly connected to the bottom end of the moving plate 4, the feeding box 9 is provided with a feeding assembly, a moving assembly is arranged at the right end of the support 1, a discharging assembly is arranged at the left end of the moving assembly, a second rotating groove 55, a second sliding groove 64, a second transmission cavity 67 and a third transmission cavity 80 are arranged at the right end of the feeding box 9, the support 1 is provided with a fourth transmission cavity 26 and a third sliding groove 32, and a conveyor belt 8 is arranged below the support 1.

Beneficially, the feeding assembly includes a second motor 54 fixedly installed on the feeding box 9, a fifth rotating shaft 56 is dynamically connected to the end of the second motor 54, the fifth rotating shaft 56 is fixedly connected to a second straight gear 57 located in the second rotating groove 55, third straight gears 58 are symmetrically meshed to the upper and lower ends of the second straight gear 57, a first worm shaft 59 extending left and right is fixedly installed at the center of the third straight gear 58, the first worm shaft 59 is meshed with a first worm wheel 60, a sixth rotating shaft 61 extending front and back is fixedly installed at the center of the first worm wheel 60, front and back ends of the sixth rotating shaft 61 are rotatably installed in the front and back end walls of the third transmission chamber 80, the sixth rotating shaft 61 is fixedly connected to a fourth straight gear 62 located in front of the first worm wheel 60, a first rack bar 63 is meshed to the bottom end of the fourth straight gear 62, the opposite surfaces of the two first rack rods 63 are fixedly connected with a moving block 65, the left end of the moving block 65 supports a material 66 to be processed, the left end of the first worm shaft 59 is fixedly connected with a seventh bevel gear 68, the left side of the seventh bevel gear 68 is meshed with an eighth bevel gear 69, the center of the eighth bevel gear 69 is fixedly provided with a seventh rotating shaft 70 extending from front to back, the front end and the back end of the seventh rotating shaft 70 are rotatably arranged in the front end wall and the back end wall of the second transmission cavity 67, the seventh rotating shaft 70 is fixedly connected with a fifth straight gear 71 positioned in the front side of the eighth bevel gear 69, the left end of the fifth straight gear 71 is meshed with a second rack rod 72, the left end of the second rack rod 72 is fixedly connected with a piston plate 73, the piston plate 73 is slidably connected with a piston box 74 fixedly arranged in the second transmission cavity 67, the piston box 74 is fixedly provided with a second spring 75 fixedly connected with the piston, the opposite surfaces of the two piston plates 73 are fixedly connected with connecting plates 76, the opposite surfaces of the two connecting plates 76 are fixedly connected with roller boxes 78, the roller boxes 78 are rotatably provided with roller shafts 79 extending forwards and backwards, and the roller shafts 79 are fixedly connected with rollers 77.

Beneficially, the moving assembly includes a third motor 27 fixedly installed on the right end wall of the fourth transmission cavity 26, the third motor 27 is connected with a second worm shaft 28 through a power source, the lower end of the second worm shaft 28 is engaged with a second worm wheel 29, an eighth rotating shaft 30 extending from front to rear is fixedly installed at the center of the second worm wheel 29, the front end and the rear end of the eighth rotating shaft 30 are rotatably installed on the front end wall and the rear end wall of the fourth transmission cavity 26, the eighth rotating shaft 30 is fixedly connected with a sixth spur gear 31 located on the front side of the second worm wheel 29, the lower end of the sixth spur gear 31 is engaged with a third rack bar 33 capable of sliding in the third sliding groove 32, a fixing plate 34 is fixedly connected to the lower end of the third rack bar 33, a fourth sliding groove 35 is provided in the fixing plate 34, a blanking box 38 is slidably connected to the left end of the fixing plate 34, the blanking box 39 is provided with a fifth transmission cavity 39, the left end of the fixing plate 34 is fixedly connected with a fixing block 10.

Beneficially, the blanking assembly includes a fourth motor 40 fixedly installed on the right end wall of the fifth transmission cavity 39, a ninth rotating shaft 41 is dynamically connected to the end of the fourth motor 40, a ninth bevel gear 42 is fixedly connected to the ninth rotating shaft 41, a tenth bevel gear 43 is engaged on the left side of the ninth bevel gear 42, a tenth rotating shaft 44 extending back and forth is fixedly installed at the center of the tenth bevel gear 43, the tenth rotating shaft 44 is fixedly connected to a seventh spur gear 45 located on the rear side of the tenth bevel gear 43, an eighth spur gear 46 is engaged at the upper and lower ends of the seventh spur gear 45, a first pin 47 extending back and forth is fixedly installed at the center of the eighth spur gear 46, a first link 48 located on the front side of the eighth spur gear 46 is fixedly connected to the first pin 47, a second pin 49 is rotatably connected to the center of the end of the first link 48, a second link 50 is rotatably connected to the rear side of the second pin 49, the tail end of the second connecting rod 50 is fixedly connected with a connecting block 52, the left end of the connecting block 52 is fixedly connected with a mounting plate 51, the mounting plate 51 is rotatably connected with a third connecting rod 81 rotatably mounted with the blanking box 38 through a pin shaft, the left end of the mounting plate 51 is fixedly connected with a clamping block 53, the blanking box 38 is provided with a screw rod 36 rotatably connected with the fixing block 10, and the bottom end of the screw rod 36 is fixedly connected with a handle 37.

Under the initial state, first spring 5 is in compression state, dog 6 is in the open mode, movable plate 4 is all in the pallet 3, third rack bar 33 is in third spout 32 right-hand member, and it is on same line to go up workbin, unloading case and lathe chuck center top view.

When the work is started, the support 1 is fixedly mounted on a lathe, the handle 37 is rotated manually, so that the blanking box 38 moves up and down in the fourth chute 35, the center of the blanking box is aligned with the center of a lathe chuck, the transmission belt 8 drives the material to the left side of the baffle 6, the material is made to enter the feeding box 9, the second motor 54 is started to rotate forwardly and forwardly, the second motor 54 drives the second spur gear 57 to rotate counterclockwise in a left view through the fifth rotating shaft 56, the second spur gear 57 drives the third spur gear 58 to rotate counterclockwise in a left view, the third spur gear 58 drives the first worm gear 60 to rotate counterclockwise through the first worm shaft 59, the first worm gear 60 drives the fourth spur gear 62 to rotate counterclockwise through the sixth rotating shaft 61, and the fourth spur gear 62 drives the moving block 65 to move rightward through the first rack rod 63, the first worm shaft 59 drives the seventh bevel gear 68 to rotate clockwise when viewed from the left, the seventh bevel gear 68 drives the eighth bevel gear 69 to rotate counterclockwise, the eighth bevel gear 69 drives the fifth spur gear 71 to rotate counterclockwise through the seventh rotating shaft 70, the fifth spur gear 71 drives the coupling plate 76 to move downward through the second rack bar 72, the coupling plate 76 drives the roller 77 to move downward through the roller box 78 so that the two rollers fix the material 66, and at this time, the right end of the material is in contact with the left end face of the moving block 65.

Starting the first motor 11 to rotate forward, the first motor 11 drives the third bevel gear 13 to rotate clockwise when viewed from top through the first rotating shaft 12, the third bevel gear 13 drives the fourth bevel gear 14 to rotate clockwise when viewed from left, the fourth bevel gear 14 drives the fifth bevel gear 17 to rotate clockwise when viewed from left through the third rotating shaft 15, the fifth bevel gear 17 drives the sixth bevel gear 18 to rotate counterclockwise when viewed from left, the sixth bevel gear 18 drives the reel 19 to rotate counterclockwise through the fourth rotating shaft 20, the reel 19 releases the winding so that the first spring 5 drives the stopper 8 to move downward in the first sliding chute 7 under the action of the elastic force so as to close the stopper 6, and at the same time, the first motor 11 drives the first bevel gear 21 to rotate clockwise when viewed from top through the first rotating shaft 12, the first bevel gear 21 drives the second bevel gear 22 to rotate clockwise, the second bevel gear 22 drives the first straight gear 24 to rotate clockwise through the second rotating shaft 23, the first straight gear 24 drives the moving plate 4 to move downwards in the stand 3 so that the center of the feeding box 9 is aligned with the center of a lathe chuck, at this time, the second motor 54 is started to rotate reversely, the roller 77 loosens the material and the moving block 65 drives the material 66 to move leftwards to the center of the lathe chuck, then the second motor 54 is started to rotate reversely so that the roller 70 and the moving block 65 are reset, the first motor 11 is started to rotate reversely so that the stopper 6 is opened and the moving plate 4 is driven to move upwards in the stand 3 to reset, and then the lathe processes the material 66.

After the lathe finishes processing the material 66, the third motor 27 is started, the third motor 27 drives the second worm gear 29 to rotate clockwise through the second worm shaft 28, the second worm gear 29 drives the third rack bar 33 to move leftward in the third chute 32 through the eighth rotating shaft 30, so that the fixing plate 34 drives the blanking assembly to move leftward to the center of the lathe chuck, the fourth motor 40 is started to rotate forward, the fourth motor 40 drives the ninth bevel gear 42 to rotate counterclockwise as viewed from the left through the ninth rotating shaft 41, the ninth bevel gear 42 drives the tenth bevel gear 43 to rotate clockwise, the tenth bevel gear 43 drives the seventh spur gear 45 to rotate clockwise through the tenth rotating shaft 44, the seventh spur gear 45 drives the eighth spur gear 46 to rotate counterclockwise, and the eighth spur gear 46 drives the first connecting rod 48 to rotate counterclockwise through the first pin 47, the first connecting rod 48 drives the second connecting rod 50 to rotate anticlockwise through the second pin shaft 49, the second connecting rod 50 drives the clamping block 53 to clamp the material 66 through the connecting block 52, the third motor 27 is started to rotate reversely, the fixing plate 34 drives the blanking assembly to move rightwards, and the fourth motor 40 is started to rotate reversely, so that the clamping block releases the material and falls into the collecting box.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. A feeding and discharging device for a lathe comprises a support, wherein a lifting assembly is arranged at the left end of the support and comprises a first transmission cavity arranged at the left end of the support, a first motor is fixedly arranged at the top end of the first transmission cavity, the tail end of the first motor is in power connection with a first rotating shaft, a stand is fixedly arranged at the lower end of the support, a T-shaped moving plate with a rack is vertically and slidably connected in the stand, a first rotating groove is formed in the stand, the lower end of the first rotating shaft penetrates through the first rotating groove and is rotatably arranged with the first rotating groove, a first bevel gear positioned in the first rotating groove is fixedly connected at the lower end of the first rotating shaft, a second bevel gear is meshed at the lower end of the first bevel gear, a second rotating shaft extending forwards and backwards is fixedly arranged at the center of the second bevel gear, and the second rotating shaft is rotatably connected with the stand, the second rotating shaft is fixedly connected with a first straight gear positioned on the front side of the second rotating shaft, the right end of the first straight gear is meshed with the movable plate, the support is also provided with a switch assembly used for passing a workpiece to be processed, the switch assembly comprises a third bevel gear positioned in the first transmission cavity and fixedly connected with the first rotating shaft, the left end of the third bevel gear is meshed with a fourth bevel gear, the center of the fourth bevel gear is fixedly provided with a third rotating shaft extending leftwards and rightwards, the third rotating shaft is rotatably provided with a supporting block fixedly arranged on the bottom end wall of the first transmission cavity through a bearing, the left end of the third rotating shaft is fixedly connected with a fifth bevel gear, the rear side of the fifth bevel gear is meshed with a sixth bevel gear, the center of the sixth bevel gear is fixedly provided with a fourth rotating shaft extending forwards and backwards, and the front end and the rear end of the fourth rotating shaft are rotatably arranged in the front end, the fourth rotating shaft is fixedly connected with a reel located on the front side of the sixth bevel gear, a first sliding groove is formed in the bottom of the left end of the support, the reel is located on a stop block in the first sliding groove through winding fixedly connected with, and the upper end of the stop block is fixedly connected with a first spring fixedly installed on the upper end of the first sliding groove.

2. The loading and unloading device for the lathe as claimed in claim 1, wherein: the automatic feeding device is characterized in that a feeding box is fixedly connected to the bottom end of the moving plate, a feeding assembly is arranged on the feeding box, a moving assembly is arranged at the right end of the support, a discharging assembly is arranged at the left end of the moving assembly, a second rotating groove, a second sliding groove, a second transmission cavity and a third transmission cavity are arranged at the right end of the feeding box, a fourth transmission cavity and a third sliding groove are arranged on the support, and a conveying belt is arranged below the support.

3. The loading and unloading device for the lathe as claimed in claim 2, wherein: the feeding assembly comprises a second motor fixedly installed with the feeding box, a fifth rotating shaft is connected to the tail end of the second motor in a power-driven mode, the fifth rotating shaft is fixedly connected with a second straight gear located in the second rotating groove, third straight gears are symmetrically meshed with the upper end and the lower end of the second straight gear, first worm shafts extending left and right are fixedly installed at the center of the third straight gears, first worm gears are meshed with the first worm shafts, sixth rotating shafts extending front and back are fixedly installed at the center of the first worm gears, front and back ends of the sixth rotating shafts are rotatably installed in front and back end walls of the third transmission cavity, a fourth straight gear located on the front side of the first worm gears is fixedly connected with the bottom ends of the fourth straight gears, first rack rods are meshed with opposite surfaces of the two first rack rods, and moving blocks are fixedly connected with the left ends of the moving blocks and support materials to be processed, the left end of the first worm shaft is fixedly connected with a seventh bevel gear, the left side of the seventh bevel gear is meshed with an eighth bevel gear, the center of the eighth bevel gear is fixedly provided with a seventh rotating shaft extending forwards and backwards, the front end and the rear end of the seventh rotating shaft are rotatably arranged in the front end wall and the rear end wall of the second transmission cavity, the seventh rotating shaft is fixedly connected with a fifth straight gear positioned at the front side of the eighth bevel gear, the left end of the fifth straight gear is meshed with a second rack rod, the left end of the second rack rod is fixedly connected with a piston plate, the piston plate is slidably connected with a piston box fixedly arranged in the second transmission cavity, the piston box is fixedly provided with a second spring fixedly connected with the piston plate, the opposite surfaces of the two piston plates are fixedly connected with connecting plates, the opposite surfaces of the two connecting plates are fixedly connected with roller boxes, and the roller boxes are rotatably provided with roller shafts extending, the roller shaft is fixedly connected with a roller.

4. The loading and unloading device for the lathe as claimed in claim 3, wherein: the movable assembly include with fourth transmission chamber right-hand member wall fixed mounting's third motor, the terminal power connection of third motor has the second worm axle, second worm axle lower extreme meshing has the second worm wheel, the eighth pivot of extending around second worm wheel center department fixed mounting, both ends are rotated around the eighth pivot and are installed in the end wall around the fourth transmission chamber, eighth pivot fixedly connected with is located the sixth straight-tooth gear of second worm wheel front side, the meshing of sixth straight-tooth gear lower extreme has can gliding third rack bar in the third spout, third rack bar lower extreme fixedly connected with fixed plate, be provided with the fourth spout in the fixed plate, fixed plate left end sliding connection has unloading case, unloading case is provided with fifth transmission chamber, fixed plate left end fixed connection has the fixed block.

5. The loading and unloading device for the lathe as claimed in claim 4, wherein: the blanking assembly comprises a fourth motor fixedly installed on the right end wall of the fifth transmission cavity, the tail end of the fourth motor is in power connection with a ninth rotating shaft, the ninth rotating shaft is fixedly connected with a ninth bevel gear, the left side of the ninth bevel gear is meshed with a tenth bevel gear, the center of the tenth bevel gear is fixedly provided with a tenth rotating shaft extending from front to back, the tenth rotating shaft is fixedly connected with a seventh straight gear positioned on the rear side of the tenth bevel gear, the upper end and the lower end of the seventh straight gear are meshed with eighth straight gears, the center of the eighth straight gear is fixedly provided with a first pin shaft extending from front to back, the first pin shaft is fixedly connected with a first connecting rod positioned on the front side of the eighth straight gear, the tail end center of the first connecting rod is rotatably connected with a second pin shaft, the rear side of the second pin shaft is rotatably connected with a second connecting rod, and the tail end of the second connecting rod is fixedly connected with, the left end of the connecting block is fixedly connected with a mounting plate, the mounting plate is rotatably connected with a third connecting rod which is rotatably installed with the blanking box through a pin shaft, the left end of the mounting plate is fixedly connected with a clamping block, the blanking box is provided with a screw rod which is rotatably connected with the fixing block, and the bottom end of the screw rod is fixedly connected with a handle.