CN116174809B

CN116174809B - Scrapped three-way catalyst iron shell disassembling equipment

Info

Publication number: CN116174809B
Application number: CN202310438490.2A
Authority: CN
Inventors: 李留章; 李微; 何中艳
Original assignee: Xingtai Lauters New Material Technology Co ltd
Current assignee: Xingtai Lauters New Material Technology Co ltd
Priority date: 2023-04-23
Filing date: 2023-04-23
Publication date: 2023-07-04
Anticipated expiration: 2043-04-23
Also published as: CN116174809A

Abstract

The invention relates to vehicle disassembly and recovery equipment, in particular to scrapped three-way catalyst iron shell disassembly equipment. The invention aims to provide scrapped three-way catalyst iron shell disassembling equipment which is simple to operate and capable of reducing potential safety hazards during operation, and the scrapped three-way catalyst iron shell disassembling equipment comprises a working cabinet, a disassembling guide frame, a treatment table and a disassembling top frame, wherein the top of the working cabinet is connected with the disassembling top frame, the treatment table is connected with the inner top of the working cabinet, the top of the treatment table is connected with the disassembling guide frame, the scrapping three-way catalyst iron shell disassembling equipment further comprises a guide rail and a pushing sleeve, the lower parts of two side walls in the disassembling top frame are connected with the guide rail, the pushing sleeve is connected onto the disassembling guide frame in a sliding mode, and the three-way catalyst in the iron shell can be pushed out by the pushing sleeve. When the three-way catalytic converter is used, the external iron shell of the three-way catalytic converter can be cut by the saw blade only by placing the external iron shell of the three-way catalytic converter, and meanwhile, the pushing sleeve is driven to move by the transmission mechanism, so that the three-way catalytic converter is pushed out, and the operation is more convenient.

Description

Scrapped three-way catalyst iron shell disassembling equipment

Technical Field

The invention relates to vehicle disassembly and recovery equipment, in particular to scrapped three-way catalyst iron shell disassembly equipment.

Background

The automobile is a traffic tool commonly used in the modern society, the automobile is reduced in performance and safety after being used for a long time, the automobile is required to be scrapped, when the automobile is scrapped, part of parts in the automobile can be recycled, for example, a three-way catalyst can be recycled, when the recycling is carried out, the three-way catalyst in the automobile is required to be disassembled, and in the disassembling process, the three-way catalyst is provided with an external iron shell outside, the external iron shell is required to be cut, and then the three-way catalyst is pushed out from the external iron shell.

At present, the mode of disassembling the three-way catalyst in the vehicle is generally that firstly the external iron shell of the three-way catalyst is cut, the iron sheet in the external iron shell is cut, the opening is leaked, then a pushing tool is used, the opening at one end which is not cut by the external iron shell stretches in, the three-way catalyst of the vehicle is pushed out from the external iron shell, when the three-way catalyst is operated as a whole, the three-way catalyst needs to be manually operated independently, the operation process is more complicated, an operator holds the cutting equipment to cut the iron sheet, the operator is not easy to cut hands, and certain potential safety hazards are provided.

Disclosure of Invention

In view of the above, the invention provides the scrapped three-way catalyst iron shell disassembling equipment which is simple to operate and can reduce potential safety hazards during operation.

The technical scheme of the invention is as follows: the utility model provides a scrap three-way catalyst converter iron casing disassembles equipment, including the work cabinet, disassemble the leading truck, handle the platform and disassemble the roof-rack, the work cabinet top is connected with disassembles the roof-rack, top is connected with in the work cabinet and handles the platform, it is connected with disassembles the leading truck to handle the platform top, still including the guide rail, release sleeve, clamping assembly, cutting assembly and drive assembly, it all is connected with the guide rail to disassemble both sides wall lower part in the roof-rack, it has the release sleeve to disassemble sliding on the leading truck, release sleeve removes the three-way catalyst converter that can release in the iron casing, be equipped with the clamping assembly that is used for carrying out the centre gripping to the outside iron casing of three-way catalyst converter between the guide rail of both sides, be equipped with in the work cabinet and be used for carrying out the cutting assembly to the outside iron casing of three-way catalyst converter, disassemble and be equipped with the drive assembly that is used for controlling release sleeve downwardly moving between leading truck and the cutting assembly.

Further, the clamping assembly comprises a guide block, clamping blocks and two-way screws, the guide blocks are connected between the guide rails on two sides in a sliding mode, the clamping blocks are connected to two sides of the bottom of the guide block in a sliding mode, the two-way screws are connected to the guide blocks, and threads on two sides of the two-way screws are respectively connected with the clamping blocks on two sides in a threaded mode.

Further, the cutting assembly comprises an air cylinder, a sliding frame, a saw blade, a first connecting rod, a driving motor and a rotary table, the air cylinder is arranged on the processing table, the sliding frame is connected to the telescopic rod of the air cylinder, the saw blade is connected to the sliding frame in a sliding mode, the driving motor is arranged on one side of the sliding frame, the rotary table is connected to an output shaft of the driving motor, and the first connecting rod is hinged between the rotary table and the saw blade.

Further, the transmission assembly comprises a connecting rack, a rotating shaft, a driving gear, a first transmission gear, a second transmission gear, a first elastic piece and an internal thread sleeve, wherein the connecting rack is connected to the sliding frame and is connected with the processing table in a sliding mode, the rotating shaft is connected to the bottom of the rotating shaft through a one-way clutch, the connecting rack is meshed with the driving gear, the first transmission gear is connected to the top of the rotating shaft, the internal thread sleeve is connected to the middle of the top of the disassembling guide frame in a rotating mode, the internal thread sleeve is connected with the pushing-out sleeve in a threaded mode, the second transmission gear is connected to the internal thread sleeve in a meshed mode, and the first elastic piece is connected between the internal thread sleeve and the disassembling guide frame.

Further, the device comprises a clamping assembly, the clamping assembly comprises two-way screw rods, clamping blocks, a worm and a worm wheel, the two-way screw rods are rotationally connected to the processing table, the clamping blocks are slidably connected between two sides of the two-way screw rods, the two clamping blocks are slidably connected with the processing table, the worm wheel is connected to one side of the two-way screw rods, the worm wheel is rotationally connected to the position, close to the worm wheel, of the processing table, and the worm is meshed with the worm wheel.

Further, the worm and the bidirectional screw are both connected with a control panel so as to operate the worm and the bidirectional screw.

Further, the auxiliary pushing assembly comprises a pushing block, expansion pushing rods, a second connecting rod and a second elastic piece, the pushing block is connected to the bottom of the pushing sleeve in a sliding mode, at least two expansion pushing rods are connected to the pushing block in a hinged mode at equal intervals along the circumferential direction, the second connecting rods are connected between the expansion pushing rods and the pushing sleeve in a hinged mode, and the second elastic piece is connected between the pushing block and the pushing sleeve.

Further, the collecting assembly comprises a pushing frame, a first collecting frame and a second collecting frame, the second collecting frame is arranged on one side of the inner bottom of the working cabinet, the first collecting frame is arranged on the other side of the inner bottom of the working cabinet, two blanking openings are formed in the upper portion of the working cabinet, the two blanking openings are respectively located above the first collecting frame and the second collecting frame, and the pushing frame is connected to the sliding frame.

Compared with the prior art, the invention has the following advantages: 1. when the three-way catalytic converter is used, the external iron shell of the three-way catalytic converter can be cut by the saw blade only by placing the external iron shell of the three-way catalytic converter, and meanwhile, the pushing sleeve is driven to move by the transmission mechanism, so that the three-way catalytic converter is pushed out, the operation is more convenient, the cutting equipment is not required to be manually operated, and the potential safety hazard in the operation is reduced.

2. When the external iron shell of the three-way catalyst is cut, the lower part of the external iron shell of the three-way catalyst is clamped by the clamping block at a position close to the cutting position, and then the external iron shell of the three-way catalyst is cut, so that the stability of the external iron shell of the three-way catalyst during cutting can be improved.

3. When the three-way catalyst in the external iron shell is pushed out, the three-way catalyst can be pushed out by expanding the swing of the push rod and the contact between the bottom of the pushing block and the three-way catalyst, and when the three-way catalyst is pushed out, the contact area between the pushing rod and the pushing block and the three-way catalyst can be increased, so that the stress of each point on the three-way catalyst is reduced, and the three-way catalyst is prevented from being poked.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic view of a first structure of the clamping assembly of the present invention.

Fig. 4 is a schematic view of a second structure of the clamping assembly of the present invention.

Fig. 5 is a schematic view of the structure of the cutting assembly and clamping assembly of the present invention.

Fig. 6 is a schematic structural view of the transmission assembly of the present invention.

Fig. 7 is a schematic view of the structure of the clamping assembly of the present invention.

Fig. 8 is a schematic view of a first structure of the auxiliary boost assembly of the present invention.

Fig. 9 is a schematic view of a second structure of the auxiliary boost assembly of the present invention.

Fig. 10 is a schematic view of the structure of the collecting assembly of the present invention.

Reference numerals illustrate: 1. the device comprises a working cabinet, 11, a processing table, 2, a disassembling top frame, 21, a disassembling guide frame, 3, a guide rail, 41, a guide block, 42, a clamping block, 43, a bidirectional screw rod, 51, an air cylinder, 52, a sliding frame, 53, a saw blade, 54, a first connecting rod, 55, a driving motor, 56, a turntable, 6, a pushing sleeve, 71, a connecting rack, 72, a rotating shaft, 73, a driving gear, 74, a first transmission gear, 75, a second transmission gear, 76, a first elastic piece, 77, an internally threaded sleeve, 81, a bidirectional screw rod, 82, a clamping block, 83, a worm, 84, a worm wheel, 91, a pushing block, 92, an expanding push rod, 93, a second connecting rod, 94, a second elastic piece, 101, a pushing frame, 102, a first collecting frame, 103 and a second collecting frame.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

Example 1

The utility model provides a scrap three-way catalyst converter iron casing disassembles equipment, as shown in fig. 1-6, including the work cabinet 1, the processing platform 11, disassemble roof rack 2, disassemble leading truck 21, guide rail 3, release sleeve 6, clamping component, cutting component and drive assembly, be connected with in the work cabinet 1 top and disassemble roof rack 2, the top is connected with the processing platform 11 in the work cabinet 1, the processing platform 11 top is connected with disassembles leading truck 21, disassemble leading truck 21 is located disassembles roof rack 2, it all is connected with guide rail 3 to disassemble left and right sides wall lower part in the roof rack 2, it is connected with release sleeve 6 to disassemble on the leading truck 21, release sleeve 6 moves down can release the three-way catalyst converter in the iron casing, be equipped with the clamping component that is used for carrying out the centre gripping to the outside iron casing of three-way catalyst converter between the guide rail 3 of both sides, be equipped with the cutting component that is used for cutting the outside iron casing of three-way catalyst converter in the work cabinet 1, disassemble and be equipped with the drive assembly that is used for controlling release sleeve 6 to move down between guide truck 21 and the cutting component.

As shown in fig. 3 and 4, the clamping assembly comprises a guide block 41, a clamping block 42 and a bidirectional screw 43, wherein the guide block 41 is slidably connected between the guide rails 3 on two sides, the clamping block 42 is slidably connected on the left side and the right side of the bottom of the guide block 41, the bidirectional screw 43 is connected on the front side of the guide block 41, threads on two sides of the bidirectional screw 43 are respectively in threaded connection with the clamping blocks 42 on two sides, so that the bidirectional screw 43 can rotate to drive the clamping blocks 42 on two sides to be close to or far away from each other through the threads, and one end of the bidirectional screw 43 is connected with a control panel so as to operate the bidirectional screw 43 to rotate.

As shown in fig. 5, the cutting assembly comprises an air cylinder 51, a sliding frame 52, a saw blade 53, a first connecting rod 54, a driving motor 55 and a rotary table 56, wherein the air cylinder 51 is installed at the lower part of the rear side of the processing table 11, the sliding frame 52 is connected to the telescopic rod of the air cylinder 51 in a sliding manner, the sliding frame 52 is connected to the bottom of the processing table 11 in a sliding manner, the saw blade 53 can slide left and right along the sliding frame 52, the driving motor 55 is installed at the front part of the right side of the sliding frame 52, the rotary table 56 is connected to the output shaft of the driving motor 55, and the first connecting rod 54 is hinged between the rotary table 56 and the right side of the saw blade 53.

As shown in fig. 6, the transmission assembly includes a connecting rack 71, a rotating shaft 72, a driving gear 73, a first transmission gear 74, a second transmission gear 75, a first elastic member 76 and an internal thread sleeve 77, the right part of the rear side of the sliding frame 52 is connected with the connecting rack 71, the connecting rack 71 is slidably connected with the processing table 11, the right side in the disassembly guide frame 21 is rotatably connected with the rotating shaft 72, the bottom of the rotating shaft 72 is connected with the driving gear 73 through a one-way clutch, the connecting rack 71 is slidably connected with the disassembly guide frame 21 and is meshed with the driving gear 73, the top of the rotating shaft 72 is connected with the first transmission gear 74, the middle of the top of the disassembly guide frame 21 is rotatably connected with the internal thread sleeve 77, the upper part of the push-out sleeve 6 is provided with a thread groove, the internal thread sleeve 77 is in threaded connection with the push-out sleeve 6, the internal thread sleeve 77 is connected with the second transmission gear 75, the second transmission gear 75 is meshed with the first transmission gear 74, the internal thread sleeve 77 is connected with the first elastic member 76 between the disassembly guide frame 21, and the first elastic member 76 is a scroll spring.

When the three-way catalyst needs to be disassembled and recovered, the device can be used, the guide block 41 can be pulled firstly, the guide block 41 is pulled out, then the outer iron shell with the three-way catalyst inside is put between the clamping blocks 42 on two sides, after the three-way catalyst is put in, the two clamping blocks 42 are driven by the rotating two-way screw 43 to be close to each other, the outer iron shell of the three-way catalyst is clamped, after the clamping is finished, the guide block 41 is pushed to move backwards and reset, the outer iron shell of the three-way catalyst is driven to enter the disassembling top frame 2, then the driving motor 55 is started again to drive the turntable 56 to rotate, the turntable 56 rotates and drives the saw blade 53 to reciprocate left and right through the first connecting rod 54, meanwhile, the sliding frame 52 is pushed to move forwards through the extension of the telescopic rod of the air cylinder 51, the saw blade 53 is driven to reciprocate left and right when the saw blade 53 moves forwards, so as to cut the outer iron shell of the three-way catalyst, after the cutting is finished, the bottom of the outer iron shell of the three-way catalyst is cut off, at the moment, the bottom of the outer iron shell of the three-way catalyst leaks out of the opening, then the telescopic rod of the air cylinder 51 drives the sliding frame 52 to move backwards and reset, the sliding frame 52 drives the connecting rack 71 to move forwards and backwards when moving forwards, the connecting rack 71 rotates the rubbing driving gear 73, at the moment, the rotating shaft 72 cannot rotate under the action of the one-way clutch, when the connecting rack 71 moves backwards, the connecting rack 71 rotates the rubbing driving gear 73 reversely, the driving gear 73 rotates reversely to drive the rotating shaft 72 to rotate, the rotating shaft 72 rotates through the first transmission gear 74 and the second transmission gear 75 to drive the internal thread sleeve 77 to rotate, the internal thread sleeve 77 can drive the pushing sleeve 6 to move downwards through threads, the pushing sleeve 6 moves downwards, so that the top of the outer iron shell of the three-way catalyst can extend into the iron shell and push the three-way catalyst out of the opening at the bottom of the shell, the three-way catalyst and the outer iron shell of the three-way catalyst are disassembled, and the three-way catalyst can be recycled, so that the three-way catalyst iron shell can be disassembled automatically, and the operation is more convenient.

Example two

On the basis of embodiment 1, as shown in fig. 5 and 7, the device further comprises a clamping assembly, the clamping assembly comprises a bidirectional screw rod 81, a clamping block 82, a worm 83 and a worm wheel 84, the front side of the processing table 11 is rotationally connected with two bidirectional screw rods 81, the clamping blocks 82 are slidingly connected between the left side and the right side of the two bidirectional screw rods 81, the two clamping blocks 82 are slidingly connected with the processing table 11, the left side of the two bidirectional screw rods 81 is rotationally connected with the worm wheel 84, the left side of the processing table 11 is rotationally connected with the worm 83, the worm 83 is meshed with the worm wheel 84, so that the worm 83 can rotate to drive the worm wheel 84, and the front end of the worm 83 is connected with a control disc which is convenient for operating the worm 83 to rotate.

After the outside iron shell of three-way catalyst is placed, can rotate worm 83 and drive two-way lead screw 81 rotation through worm wheel 84 to drive both sides clamping piece 82 and be close to each other, both sides clamping piece 82 is close to each other can press from both sides the outside iron shell lower part of three-way catalyst tightly, makes saw bit 53 more stable when cutting three-way catalyst.

As shown in fig. 8 and 9, the auxiliary pushing assembly further comprises an auxiliary pushing assembly, the auxiliary pushing assembly comprises a pushing block 91, expansion pushing rods 92, a second connecting rod 93 and a second elastic piece 94, the pushing block 91 is connected to the bottom of the pushing sleeve 6 in a sliding mode, four expansion pushing rods 92 are hinged to the pushing block 91 at equal intervals along the circumferential direction, the second connecting rod 93 is hinged between the four expansion pushing rods 92 and the pushing sleeve 6, the second elastic piece 94 is connected between the pushing block 91 and the pushing sleeve 6, and the second elastic piece 94 is a compression spring.

When the pushing sleeve 6 moves downwards, the pushing block 91 can be driven to move downwards, the pushing block 91 can extend into an external iron shell and contact with the three-way catalyst after moving downwards, at the moment, the pushing block 91 is prevented from moving downwards, the pushing sleeve 6 continues to move downwards, the second elastic piece 94 is compressed, the pushing sleeve 6 moves downwards, the expansion push rod 92 can be extruded through the second connecting rod 93, the expansion push rod 92 can be expanded to the side surface of the pushing block 92 to be flush with the bottom plane of the pushing block 91, at the moment, the pushing block 91 and the bottom plane of the expansion push rod 92 are in contact with the three-way catalyst, the contact area with the three-way catalyst is increased, the stress of the three-way catalyst is more uniform, and the three-way catalyst is prevented from being poked out, and recovery is affected.

As shown in fig. 10, the collecting assembly further comprises a pushing frame 101, a first collecting frame 102 and a second collecting frame 103, the second collecting frame 103 is disposed on the front side of the bottom in the working cabinet 1, the first collecting frame 102 is disposed on the rear side of the bottom in the working cabinet 1, two blanking openings are formed in the upper portion of the working cabinet 1, the two blanking openings are located above the first collecting frame 102 and the second collecting frame 103, and the pushing frame 101 is connected to the front side of the sliding frame 52.

When the sliding frame 52 moves forwards and backwards, the pushing frame 101 can be driven to move forwards and backwards, when the pushing frame 101 moves forwards, the saw blade 53 is in a state of cutting an external iron shell of the three-way catalyst, the pushing frame 101 does not process, when the pushing frame 101 moves backwards, the external iron shell of the three-way catalyst is cut off, the pushing frame 101 can push the cut iron shell into the first collecting frame 102 to collect the cut iron shell, when the pushing frame 101 moves forwards continuously, the three-way catalyst is pushed to the upper part of the working cabinet 1, when the pushing frame 101 moves, the three-way catalyst can be pushed into the second collecting frame 103 to collect the disassembled articles, and therefore the disassembled articles can be separated to collect.

The above embodiments are only preferred embodiments of the present invention and are not intended to limit the scope of the present invention, so that all equivalent modifications made by the appended claims shall be included in the scope of the present invention.

Claims

1. The utility model provides a scrap three way catalyst converter iron casing disassembles equipment, including work cabinet (1), disassemble leading truck (21), handle platform (11) and disassemble roof-rack (2), work cabinet (1) top is connected with disassembles roof-rack (2), and the top is connected with in work cabinet (1) and handles platform (11), and handle platform (11) top is connected with disassembles leading truck (21), characterized by: the three-way catalytic converter is characterized by further comprising guide rails (3), push-out sleeves (6), clamping assemblies, cutting assemblies and transmission assemblies, wherein the lower parts of two side walls in the disassembly top frame (2) are respectively connected with the guide rails (3), the push-out sleeves (6) are connected to the disassembly guide frame (21) in a sliding manner, the three-way catalytic converter in an iron shell can be pushed out by the movement of the push-out sleeves (6), the clamping assemblies for clamping the external iron shell of the three-way catalytic converter are arranged between the two side guide rails (3), the cutting assemblies for cutting the external iron shell of the three-way catalytic converter are arranged in the working cabinet (1), and the transmission assemblies for controlling the push-out sleeves (6) to move downwards are arranged between the disassembly guide frame (21) and the cutting assemblies; the cutting assembly comprises an air cylinder (51), a sliding frame (52), a saw blade (53), a first connecting rod (54), a driving motor (55) and a rotary table (56), wherein the air cylinder (51) is arranged on the treatment table (11), the sliding frame (52) is connected to the telescopic rod of the air cylinder (51), the saw blade (53) is connected to the sliding frame (52) in a sliding mode, the driving motor (55) is arranged on one side of the sliding frame (52), the rotary table (56) is connected to an output shaft of the driving motor (55), and the first connecting rod (54) is hinged between the rotary table (56) and the saw blade (53); the transmission assembly comprises a connecting rack (71), a rotating shaft (72), a driving gear (73), a first driving gear (74), a second driving gear (75), a first elastic piece (76) and an internal thread sleeve (77), wherein the connecting rack (71) is connected to the sliding frame (52), the connecting rack (71) is connected with the treatment table (11) in a sliding mode, the rotating shaft (72) is connected with the rotating shaft (72) in a rotating mode in the disassembly guide frame (21), the bottom of the rotating shaft (72) is connected with the driving gear (73) through a one-way clutch, the connecting rack (71) is meshed with the driving gear (73), the top of the rotating shaft (72) is connected with the first driving gear (74), the middle of the top of the disassembly guide frame (21) is connected with the internal thread sleeve (77), the internal thread sleeve (77) is connected with the pushing sleeve (6) in a threaded mode, the second driving gear (75) is meshed with the first driving gear (74), and the first elastic piece (76) is connected between the internal thread sleeve (77) and the disassembly guide frame (21).

2. The scrapped three-way catalyst iron shell disassembling device as set forth in claim 1, wherein: the clamping assembly comprises a guide block (41), a clamping block (42) and a bidirectional screw (43), wherein the guide block (41) is connected between the guide rails (3) on two sides in a sliding mode, the clamping block (42) is connected on two sides of the bottom of the guide block (41), the bidirectional screw (43) is connected on the guide block (41), and threads on two sides of the bidirectional screw (43) are respectively connected with the clamping blocks (42) on two sides in a threaded mode.

3. The scrapped three-way catalyst iron shell disassembling device as set forth in claim 2, wherein: still including clamping assembly, clamping assembly is including two-way lead screw (81), clamp block (82), worm (83) and worm wheel (84), rotary connection has two-way lead screw (81) on processing platform (11), all sliding connection has clamp block (82) between two-way lead screw (81) both sides, two clamp block (82) all are connected with processing platform (11) sliding connection, two-way lead screw (81) one side all are connected with worm wheel (84), processing platform (11) are close to the position rotation of worm wheel (84) and are connected with worm (83), worm (83) and worm wheel (84) meshing.

4. A scrap three-way catalyst can disassembly apparatus in accordance with claim 3, wherein: the worm (83) and the bidirectional screw (43) are connected with a control panel so as to operate the worm (83) and the bidirectional screw (43).

5. The scrapped three-way catalyst iron shell disassembling device as set forth in claim 1, wherein: the auxiliary pushing assembly comprises a pushing block (91), expansion pushing rods (92), a second connecting rod (93) and a second elastic piece (94), the pushing block (91) is connected to the bottom of the pushing sleeve (6) in a sliding mode, at least two expansion pushing rods (92) are hinged to the pushing block (91) at equal intervals along the circumferential direction, the second connecting rod (93) is hinged between the expansion pushing rods (92) and the pushing sleeve (6), and the second elastic piece (94) is connected between the pushing block (91) and the pushing sleeve (6).

6. The scrapped three-way catalyst iron shell disassembling device as set forth in claim 1, wherein: the automatic feeding device is characterized by further comprising a collecting assembly, wherein the collecting assembly comprises a pushing frame (101), a first collecting frame (102) and a second collecting frame (103), the second collecting frame (103) is arranged on one side of the inner bottom of the working cabinet (1), the first collecting frame (102) is arranged on the other side of the inner bottom of the working cabinet (1), two blanking openings are formed in the upper portion of the working cabinet (1), the two blanking openings are respectively located above the first collecting frame (102) and the second collecting frame (103), and the pushing frame (101) is connected to the sliding frame (52).