CN219859287U

CN219859287U - Be used for unloading system on slicer rear end

Info

Publication number: CN219859287U
Application number: CN202320832467.7U
Authority: CN
Inventors: 于成国; 鞠修勇; 杨希; 衣振洲; 贺成; 金芝成
Original assignee: Lianzhi Dalian Intelligent Technology Co Ltd
Current assignee: Lianzhi Dalian Intelligent Technology Co Ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-10-20
Anticipated expiration: 2033-04-14

Abstract

The utility model belongs to the technical field of photovoltaic equipment, and discloses a feeding and discharging system for the rear end of a slicer. The device comprises a ground rail and a plurality of mother cars, wherein a feeding elevator is arranged on the side surface of the head end of the ground rail, a discharging elevator is arranged on the side surface of the tail end of the ground rail, a plurality of slicing machines are arranged on two sides of the ground rail, cache positions are arranged at adjacent positions of the slicing machines, charging positions are arranged at adjacent positions of the cache positions, and the plurality of mother cars slide on the ground rail; and each mother car is provided with a sub car for feeding and discharging at the rear end of the slicer. Solves the defects of time and labor waste, poor safety of truss front end feeding, difficult maintenance, channel pollution and high cost of the traditional manual feeding.

Description

Be used for unloading system on slicer rear end

Technical Field

The utility model belongs to the technical field of photovoltaic equipment, and relates to a feeding and discharging system for the rear end of a slicer.

Background

At present, the feeding and discharging of the slicing machine are carried out in the following modes, a special tooling vehicle is used for manually feeding materials to a material feeding point, then the slicing machine is abutted, materials are pushed into the slicing machine, the sliced silicon wafers are supported to the tooling vehicle by the special tooling vehicle for manual feeding, the tooling vehicle conveys the silicon wafers to a silicon wafer degumming position, manual operation is needed in the whole process, a silicon ingot is heavy, and manual pushing is time-consuming and labor-consuming.

The automatic unloading mode of going up of second mode slicer front end truss, material loading manipulator is at the high altitude construction, goes up and down to the unloading on the slicer, and the slicer front end is the main operating area, and personnel flow is intensive, and the truss manipulator is collided or the high altitude falls the thing to the unloading on the slicer easily, and the danger is bigger, also causes front end operating area to fall liquid to pollute easily to with the slicer butt joint adjustment precision is more troublesome, manufacturing cost is high, the maintenance difficulty.

Disclosure of Invention

The utility model aims to overcome the defects in the background technology, and provides a feeding and discharging system for the rear end of a slicing machine, which solves the defects that the conventional manual feeding is time-consuming and labor-consuming, the feeding safety of the front end of a truss is poor, the maintenance is difficult, a channel is polluted and the cost is high.

The technical scheme adopted for solving the technical problems is as follows: a feeding and discharging system for the rear end of a slicing machine comprises a ground rail and a plurality of mother cars, wherein a feeding elevator is arranged on the side face of the head end of the ground rail, a discharging elevator is arranged on the side face of the tail end of the ground rail, a plurality of slicing machines are arranged on two sides of the ground rail, a buffer position is arranged at the adjacent position of each slicing machine, a charging potential is arranged at the adjacent position of each buffer position, and the plurality of mother cars slide on the ground rail; and each mother car is provided with a sub car for feeding and discharging at the rear end of the slicer.

The system is also provided with protective components on two sides of the ground rail, which are used for protecting manual safety, the protective components are not specially limited, and the protective functions of the system are realized, and the combination form of the guardrail and the safety door is optimized.

The feeding elevator comprises an elevator frame, wherein an elevator cylinder is arranged at the top of the elevator frame, the output end of the elevator cylinder is connected with a workpiece positioning assembly, a plurality of guide shafts are further arranged on the periphery of the elevator cylinder, the guide shafts are inserted into a rotary clamping assembly, and the rotary clamping assembly can move up and down along the guide shafts under the drive of the elevator cylinder; the rotary clamping assembly comprises a fixed plate, wherein a jacking air cylinder is arranged on the fixed plate, a connecting plate is arranged at the top of the jacking air cylinder, four groups of linear guide mechanisms are arranged between the connecting plate and the fixed plate, two rotating shafts are arranged on the connecting plate, gears are sleeved on each rotating shaft, rotary air cylinders are arranged at the side ends of the connecting plate, two sides of each rotary air cylinder are connected with connecting pieces, the bottoms of the connecting pieces are connected with the connecting plates through linear guide rails and sliding blocks, racks are arranged on the connecting pieces and are connected with the gears in a meshed mode, and the racks and the gears are correspondingly arranged.

The front end of the connecting plate is provided with a connecting rod, and the bottom of the connecting rod is provided with a workpiece limiting strip; roller tables A for the movement of the sub-vehicles are arranged on two sides of the fixed plate.

The linear guide mechanism may be in the form of a linear bearing and a linear guide shaft, or may be in other forms, and is not particularly limited.

The number of the rotary clamping components is not limited, and the rotary clamping components are arranged according to working conditions.

The feeding elevator and the discharging elevator have the same structure.

The mother car comprises a base, the base is in sliding connection with a ground rail, an X-axis driving mechanism for driving the mother car to move on the ground rail is arranged on the base, an R-axis driving mechanism is further arranged on the base, a stand column is arranged on the base, a Z-axis driving mechanism is arranged at the top of the stand column, a liquid discharging mechanism is arranged at the lower end of the stand column, sub-car connecting frames are further arranged on two sides of the upper end of the stand column, and a locking assembly and a charging assembly are arranged on the sub-car connecting frames.

The X-axis driving mechanism comprises an X-axis servo motor, the X-axis servo motor is connected with a gear through a speed reducer, and the gear is connected with a driven wheel on the base through a chain to realize driving; the driven wheel is arranged at the bottom of the base and drives the mother car to move on the ground rail.

The R-axis driving mechanism comprises an R-axis servo motor, the R-axis servo motor is connected with a slewing bearing through a speed reducer and a gear, the slewing bearing is arranged on the base, and the upright post is arranged on the slewing bearing.

The two sides of the upright post are connected with the sub-car connecting frame through the linear guide rail and the sliding block, the Z-axis driving mechanism comprises a Z-axis servo motor, and the Z-axis servo motor is connected with the sub-car connecting frame through a ball screw and a nut. The sub-car connecting frame is provided with a sub-car running supporting guide roller.

The liquid draining mechanism comprises a liquid receiving groove, a liquid draining pipeline is further arranged at the adjacent part of the liquid receiving groove, and a pneumatic drainage pump is arranged on the liquid draining pipeline.

The locking assembly comprises a locking cylinder, a bolt is arranged at the output end of the locking cylinder, and the bolt is inserted into a limiting hole of the sub-vehicle to be movably connected.

The charging assembly comprises a charger and a charging seat, wherein the charging seat is matched with a charging socket on the sub-vehicle, and is a conventional part on the market and is not particularly limited.

The electric cabinet is also arranged on the mother car, is not particularly limited, and is a commercial product. The electric cabinet comprises a PLC control system. The electric cabinet is connected with the X-axis servo motor, the R-axis servo motor, the Z-axis servo motor, the pneumatic drainage pump, the locking cylinder and the charging assembly respectively, and the electric cabinet is not limited to a specific model, and can realize the working function of the electric cabinet.

The sub-vehicle comprises a sub-vehicle frame body, wherein a workpiece position is arranged on the sub-vehicle frame body, transmission assemblies are arranged on two sides of the workpiece position, the transmission assemblies are connected with a driving mechanism, and a revolving door is arranged at the bottom of the sub-vehicle frame body; a battery is arranged on the sub-frame body; detection switches are arranged on the front and the back of the subframe body.

The periphery of the subframe body is provided with a protective cover.

The workpiece placement position consists of a bottom plate and two side plates, and a limiting groove for limiting the workpiece is formed in the bottom plate.

The transmission assembly is provided with two rows and is respectively arranged on the side plates, and the transmission assembly comprises a plurality of side guide wheels and roller wheels which are arranged in a crossing way; the rollers on the same side are connected through chains, and one roller is connected with the driving mechanism. The sub-car is movably connected with the slicer, the feeding elevator, the discharging elevator, the mother car, the buffer storage position and the charging position through the transmission assembly.

The driving mechanism comprises a driving servo motor, and the driving servo motor is respectively connected with one roller wheel on two sides through a speed reducer gear and a chain.

The battery is not limited to specific models, and the working function of the battery can be realized.

The two revolving doors are respectively arranged on the two rotating shafts, and one end of each rotating shaft is connected with the rotary servo motor to realize opening and closing.

The sub-car is also provided with a charging seat, the charging seat is not limited in model number, and the working function of the sub-car is realized.

The sub-car is also provided with a control assembly, the control assembly comprises a PLC control system, and the driving servo motor, the rotating servo motor and the detection switch are respectively connected with the PLC control system.

The buffer storage position comprises a buffer storage position frame, a rotary clamping assembly is arranged on the buffer storage position frame, the rotary clamping assembly is identical to the rotary clamping assembly of the feeding elevator in structure, the number of the rotary clamping assemblies is not limited, and the buffer storage position frame is arranged according to working conditions.

The charging station comprises a charging station frame, a charging seat is arranged at the head end of the charging station frame, a cylinder for driving the charging seat to move up and down is arranged on the charging seat frame, a roller way B for moving the sub-car is arranged on the charging station frame, and a buffer is further arranged on the charging station frame. The charging seat and the buffer are commercial products, the model is not limited, and the working functions of the charging seat and the buffer are realized.

The whole system is also provided with a PLC control system, and the feeding elevator, the slicing machine, the charging station, the buffer storage station, the sub-car, the mother car and the discharging elevator are respectively connected with the PLC control system. The slicer is an existing product and is not particularly limited.

The utility model uses the ground rail mother car/sub car form to feed and discharge the slicer from the rear end, wirelessly controls the sub car, charges the sub car from a battery, and charges the sub car to a charging position when the electric quantity is low. The whole system is located on the ground, the whole running system of the ground rail is protected by the guardrail, and the whole running system is provided with a safety door for preventing personnel from entering. The mother vehicle runs to the rear end of the slicing machine to be fed with the belt materials, enters the slicing machine through the roller way to place the silicon ingot into the cutting bin and return to the mother vehicle, runs to the rear end of the slicing machine to be fed with the empty mother vehicle during discharging, also enters the slicing machine bin through the roller way to take down the cut silicon wafer and return to the mother vehicle, runs to the discharging position, pushes the mother vehicle to be maintained to the maintenance position when one of the mother vehicles to be maintained is fed with or discharged from, and the other mother vehicle can execute feeding and discharging work, the mother vehicle needs to be maintained, and is rapidly replaced by the standby son vehicle, and each slicing machine is provided with a buffer position to adapt to feeding and discharging materials with multiple varieties and multiple specifications.

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

the utility model provides a feeding and discharging system for the rear end of a slicer, which uses a mother car/son car form to feed and discharge the slicer from the rear end, wherein the son car is provided with a battery, and the system wirelessly controls the son car, so that the defects that the conventional slicer is time-consuming and labor-consuming in manual feeding, the feeding safety of the front end of a truss is poor, the maintenance is difficult, a channel is polluted and the cost is high are overcome; and can meet the requirement of rod splicing and feeding and discharging of silicon ingots with multiple specifications.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a front view of a back end loading and unloading system for a microtome according to the present utility model.

Fig. 2 is a top view of a rear loading and unloading system for a microtome according to the present utility model.

Fig. 3 is a schematic diagram of a feed elevator.

Fig. 4 is a schematic diagram of the parent vehicle structure.

Fig. 5 is a side view of a parent vehicle.

Fig. 6 is a view of a child car owner.

Fig. 7 is a plan view of the sub-vehicle.

Fig. 8 is a side view of a sub-vehicle.

FIG. 9 is a schematic diagram of a cache bit structure.

FIG. 10 is a top view of a cache bit.

Fig. 11 is a schematic diagram of a charging bit structure.

Fig. 12 is a charge bit schematic.

In the figure, rail 1, charging hoist, 3, slicer, 4, charge, 5, buffer station, 6, sub-car, 7, parent car, 8, protective assembly, 9, blanking hoist, 201, lifting cylinder, 202, guide shaft, 203, hoist frame, 204, roller way A,205, rotary clamping assembly, 401, cylinder, 402, charging seat, 403, charging station frame, 404, roller way B,405, buffer, 501, buffer station frame, 502, jacking cylinder, 503, linear bearing, 504, rotary cylinder, 505, gear, 506, connecting piece, 507, linear guide, 508, roller way C,509, rack, 601, subframe body, 602, drive mechanism, 603, control assembly, 604, drive assembly, 605, roller, 606, battery, 607, side guide, 608, detection switch, 609, rotary door, 701, Z-axis drive mechanism, 702, upright, 703, drain, 704, base, 705, electric cabinet, 706, locking assembly, 707, subframe operation support guide roller, 708, sink, 709, R-axis drive mechanism, 710, X-axis drive mechanism, 711, charging assembly.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to the following examples.

Example 1

The feeding and discharging system for the rear end of the slicing machine comprises a ground rail 1 and a plurality of mother cars 7, wherein a feeding elevator 2 is arranged on the side face of the head end of the ground rail 1, a discharging elevator 9 is arranged on the side face of the tail end of the ground rail 1, a plurality of slicing machines 3 are arranged on two sides of the ground rail 1, a buffer position 5 is arranged at the adjacent position of the slicing machines 3, a charging potential 4 is arranged at the adjacent position of the buffer position 5, and the plurality of mother cars 7 slide on the ground rail 1; each mother car 7 is provided with a sub car 6 for loading and unloading the rear end of the slicer 3.

The system is also provided with protective components 8 on two sides of the ground rail 1 for protecting manual safety, the protective components 8 are not specially limited, and the protective function of the system is realized, and the combination form of guardrails and safety doors is preferred.

The feeding elevator 2 comprises an elevator frame 203, wherein an elevator cylinder 201 is arranged at the top of the elevator frame 203, the output end of the elevator cylinder 201 is connected with a workpiece positioning assembly, a plurality of guide shafts 202 are further arranged on the periphery of the elevator cylinder 201, the guide shafts 202 are inserted into a rotary clamping assembly 205, and the rotary clamping assembly 205 can move up and down along the guide shafts 202 under the driving of the elevator cylinder 201; the rotary clamping assembly 205 comprises a fixed plate, wherein a jacking cylinder is arranged on the fixed plate, a connecting plate is arranged at the top of the jacking cylinder, four groups of linear guide mechanisms are arranged between the connecting plate and the fixed plate, two rotating shafts are arranged on the connecting plate, gears are sleeved on each rotating shaft, rotary cylinders are arranged at the side ends of the connecting plate, two sides of each rotary cylinder are connected with connecting pieces, the bottoms of the connecting pieces are connected with the connecting plates through linear guide rails and sliding blocks, racks are arranged on the connecting pieces and are connected with the gears in a meshed mode, and the number of the racks and the number of the gears are correspondingly arranged.

The front end of the connecting plate is provided with a connecting rod, and the bottom of the connecting rod is provided with a workpiece limiting strip; roller tables A204 for the movement of the sub-vehicle 6 are arranged on two sides of the fixed plate.

The number of the rotary clamping assemblies 205 is not limited, and the rotary clamping assemblies can be set according to working conditions.

The feeding elevator 2 and the discharging elevator 9 have the same structure.

The mother car 7 comprises a base 704, the base 704 is in sliding connection with the ground rail 1, an X-axis driving mechanism 707 for driving the mother car 7 to move on the ground rail is arranged on the base 704, an R-axis driving mechanism 709 is further arranged on the base 704, an upright post 702 is arranged on the base 704, a Z-axis driving mechanism 701 is arranged at the top of the upright post 702, a liquid discharging mechanism 703 is arranged at the lower end of the upright post 702, sub car connecting frames are further arranged on two sides of the upper end of the upright post 702, and a locking assembly 706 and a charging assembly 711 are arranged on the sub car connecting frames.

The X-axis driving mechanism 710 includes an X-axis servo motor, the X-axis servo motor is connected with a gear through a speed reducer, and the gear is connected with a driven wheel on the base 704 through a chain to realize driving; the driven wheel is arranged at the bottom of the base 704 and drives the mother car 7 to move on the ground rail 1.

The R-axis driving mechanism 709 includes an R-axis servo motor, which is connected to a slewing bearing through a speed reducer and a gear, the slewing bearing is disposed on the base 704, and the upright post 702 is disposed on the slewing bearing.

The two sides of the upright 702 are connected with the sub-car connecting frame through linear guide rails and sliding blocks, and the Z-axis driving mechanism 701 comprises a Z-axis servo motor which is connected with the sub-car connecting frame through a ball screw and a nut. The sub-car connecting frame is provided with a sub-car running support guide roller 707.

The liquid draining mechanism 703 comprises a liquid receiving groove 708, a liquid draining pipeline is arranged at the adjacent part of the liquid receiving groove 708, and a pneumatic draining pump is arranged on the liquid draining pipeline.

The locking component 706 comprises a locking cylinder, a bolt is arranged at the output end of the locking cylinder, and the bolt is inserted into a limiting hole of the sub-vehicle 6 to be movably connected.

The charging assembly 711 includes a charger and a charging stand, the charging stand is matched with a charging socket on the sub-vehicle, and the charging assembly 711 is a conventional commercial part and is not particularly limited.

The electric cabinet 705 is also arranged on the mother car 7, and the electric cabinet 705 is not particularly limited and is a commercial product. The electric cabinet 705 includes a PLC control system. The electric cabinet 705 is connected with the X-axis servo motor, the R-axis servo motor, the Z-axis servo motor, the pneumatic drainage pump, the locking cylinder and the charging assembly 711 respectively, and the electric cabinet is not limited to a specific model, and can realize the working function of the electric cabinet.

The sub-vehicle 6 comprises a sub-vehicle frame body 601, wherein a workpiece position is arranged on the sub-vehicle frame body 601, transmission assemblies 604 are arranged on two sides of the workpiece position, the transmission assemblies 604 are connected with a driving mechanism 602, and a revolving door 609 is arranged at the bottom of the sub-vehicle frame body 601; a battery 606 is arranged on the sub-frame body 601; the sub-frame body 601 is provided with detection switches 608 both in front and in back.

A protective cover is arranged on the periphery of the sub-frame body 601.

The transmission component 604 is arranged in two rows and is respectively arranged on the side plates, and the transmission component 604 comprises a plurality of side guide wheels 607 and rollers 605 which are arranged in a crossing way; a plurality of rollers 605 on the same side are connected through chains, and one roller 605 is connected with the driving mechanism 602. The sub-car 6 is movably connected with the slicer 3, the feeding elevator 2, the discharging elevator 9, the parent car 7, the buffer storage position 5 and the charging position 4 through a transmission assembly 604.

The driving mechanism 602 comprises a driving servo motor, and the driving servo motor is connected with two rollers 605 on two sides respectively through a speed reducer gear and a chain.

The battery 606 is not limited to a specific model, and may be implemented to perform its function.

The two revolving doors 609 are respectively arranged on two rotating shafts, and one end of each rotating shaft is connected with a rotary servo motor to realize opening and closing.

The sub-car 6 is also provided with a charging seat, the type of the charging seat is not limited, and the working function of the charging seat is realized.

The sub-vehicle 6 is further provided with a control component 603, the control component 603 comprises a PLC control system, and the driving servo motor, the rotating servo motor and the detection switch 608 are respectively connected with the PLC control system.

The buffer storage position 5 comprises a buffer storage position frame 501, the buffer storage position frame 501 is provided with a rotary clamping assembly 205, the rotary clamping assembly 205 has the same structure as the rotary clamping assembly 205 of the feeding elevator 2, the number of the rotary clamping assemblies 205 is not limited, and the rotary clamping assembly is arranged according to working conditions.

The charging station 4 comprises a charging station frame 403, a charging seat 402 is arranged at the head end of the charging station frame 403, a cylinder 401 driving the charging seat 402 to move up and down is arranged on the charging seat 402, a roller way B404 used for moving the sub-vehicle 6 is arranged on the charging station frame 403, and a buffer 405 is further arranged on the charging station frame 403. The charging stand 402 and the buffer 405 are commercially available products, and the type is not limited, and the working functions of the charging stand can be realized.

The whole system is also provided with a PLC control system, and the feeding hoist 2, the slicing machine 3, the charging position 4, the buffer position 5, the sub-car 6, the mother car 7 and the discharging hoist 9 are respectively connected with the PLC control system. The slicer 3 is an existing product, and is not particularly limited.

The concrete work is as follows:

the material is extracted by the material feeding lifter 2 (the material is conveyed to the material feeding lifter 2 or the material discharging lifter 5 without being limited to a roller way, a truss, an AGV and the like, the material feeding lifter 2 can be realized), a sub-trolley 6 on a parent trolley 7 drives a servo motor driving roller 605 to operate on the material feeding lifter 2, the material feeding lifter 2 takes materials and returns to the parent trolley 7, the material feeding parent trolley 7 can rotate 180 degrees, the rear ends of the left and right side slicers 3 are fed, the parent trolley 7 operates to the rear end of the called material slicer 3 according to a material calling signal of the slicer 3, the sub-trolley 6 carries materials to operate to a cutting bin of the slicer 3 from the rear end of the slicer 3, a clamp of the slicer 3 lifts and clamps the materials, the materials are separated from the sub-trolley 6, the sub-trolley 6 leaves and returns to the material feeding parent trolley 7, the sub-trolley 7 operates to the rear end of the required material discharging slicer 3 according to a material calling signal of the slicer 3, the blanking parent trolley 7 can rotate 180 degrees, the left and right side slicers 3 are fed, the sub-trolley 6 operates to the clamp of the slicer 3 from the rear end of the slicer 3, and the sub-trolley 6 returns to the material feeding trolley 6, and the material is discharged to the parent trolley 6 after the material is carried by the cutter 6, and the sub-trolley 6 is carried by the cutter 9. The sub-car 6 carries the material and moves to the blanking lifting machine 9, the blanking lifting machine 9 lifts and clamps the material, the material is separated from the sub-car 6, and the sub-car 6 returns to the blanking mother car 7. When the sub-vehicle 6 needs maintenance or charging, the sub-vehicle is moved to the buffer memory position 5.

While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. The rear-end feeding and discharging system for the slicing machine is characterized by comprising a ground rail (1) and a plurality of mother cars (7), wherein a feeding elevator (2) is arranged on the side face of the head end of the ground rail (1), a discharging elevator (9) is arranged on the side face of the tail end of the ground rail (1), a plurality of slicing machines (3) are arranged on two sides of the ground rail (1), a buffer position (5) is arranged at the adjacent position of each slicing machine (3), a charging potential (4) is arranged at the adjacent position of each buffer position (5), and the plurality of mother cars (7) slide on the ground rail (1); each mother car (7) is provided with a sub car (6) for feeding and discharging at the rear end of the slicing machine (3).

2. The feeding and discharging system for the rear end of the slicing machine of claim 1, wherein the feeding elevator (2) comprises an elevator frame (203), an elevator cylinder (201) is arranged at the top of the elevator frame (203), the output end of the elevator cylinder (201) is connected with a workpiece positioning assembly, a plurality of guide shafts (202) are further arranged on the periphery of the elevator cylinder (201), the guide shafts (202) are inserted into the rotary clamping assembly (205), and the rotary clamping assembly (205) can move up and down along the guide shafts (202) under the driving of the elevator cylinder (201); the rotary clamping assembly (205) comprises a fixed plate, wherein a jacking cylinder is arranged on the fixed plate, a connecting plate is arranged at the top of the jacking cylinder, four groups of linear guide mechanisms are arranged between the connecting plate and the fixed plate, two rotating shafts are arranged on the connecting plate, gears are sleeved on each rotating shaft, rotary cylinders are arranged at the side ends of the connecting plate, two sides of each rotary cylinder are connected with connecting pieces, the bottoms of the connecting pieces are connected with the connecting plates through linear guide rails and sliding blocks, racks are arranged on the connecting pieces and are connected with the gears in a meshed mode, and the number of the racks and the number of the gears are correspondingly arranged.

3. The feeding and discharging system for the rear end of the slicing machine of claim 2, wherein the front end of the connecting plate is provided with a connecting rod, and the bottom of the connecting rod is provided with a workpiece limiting strip; roller tables A (204) for the movement of the sub-vehicle (6) are arranged on two sides of the fixed plate.

4. A rear loading and unloading system for a slicer according to claim 3, wherein the loading elevator (2) and the unloading elevator (9) have the same structure.

5. The feeding and discharging system for the rear end of the slicing machine of claim 4, wherein the mother car (7) comprises a base (704), the base (704) is slidably connected with the ground rail (1), an X-axis driving mechanism (707) for driving the mother car (7) to move on the ground rail is arranged on the base (704), an R-axis driving mechanism (709) is further arranged on the base (704), a stand column (702) is arranged on the base (704), a Z-axis driving mechanism (701) is arranged on the top of the stand column (702), a liquid discharging mechanism (703) is arranged at the lower end of the stand column (702), sub car connecting frames are further arranged on two sides of the upper end of the stand column (702), and a locking assembly (706) and a charging assembly (711) are arranged on the sub car connecting frames.

6. The feeding and discharging system for the rear end of the slicing machine according to claim 5, wherein the sub-vehicle (6) comprises a sub-vehicle frame body (601), a workpiece position is arranged on the sub-vehicle frame body (601), transmission components (604) are arranged on two sides of the workpiece position, the transmission components (604) are connected with a driving mechanism (602), and a revolving door (609) is arranged at the bottom of the sub-vehicle frame body (601); a battery (606) is arranged on the sub-frame body (601); detection switches (608) are arranged on the front and rear sides of the sub-frame body (601).

7. The feeding and discharging system for the rear end of the slicing machine of claim 6, wherein the transmission assembly (604) is arranged in two rows and is respectively arranged on the side plates, and the transmission assembly (604) comprises a plurality of side guide wheels (607) and rollers (605) which are arranged in a crossing way; a plurality of rollers (605) on the same side are connected through chains, and one roller (605) is connected with a driving mechanism (602).

8. The feeding and discharging system for the rear end of the slicer as claimed in claim 7, wherein the driving mechanism (602) comprises a driving servo motor, and the driving servo motor is connected with one roller (605) on two sides respectively through a reducer gear and a chain.