CN115889872A - Movable noise-reduction plate shearing machine - Google Patents

Abstract

The invention relates to the technical field of shearing machine equipment, in particular to a movable noise-reducing plate shearing machine which comprises a rack, wherein a left support is fixed at the left end of the rack through a screw, a right support is fixed at the right end of the rack through a screw, a third mounting frame is fixed on the side surface of the left support, the interior of the third mounting frame is rotatably connected with a lower rotating roller through a bearing, a second mounting frame is installed on the side surface of the third mounting frame, and an upper rotating roller is connected in the second mounting frame through a rotating shaft. The clamping device can clamp a workpiece with a sheared belt through the matching of the upper rotating roller, the lower rotating roller, the chain wheel and the third motor, simultaneously drives the chain wheel to rotate through the second motor and drives the upper rotating roller and the lower rotating roller through the matching of the chain, so that the clamped workpiece is conveniently conveyed, the upper rotating roller is driven to move upwards through the second mounting frame, the distance between the upper rotating roller and the lower rotating roller is changed, the clamping device is further conveniently suitable for workpieces with different specifications, and the application range is improved.

Description

Movable noise-reduction plate shearing machine

Technical Field

The invention relates to the technical field of plate shearing machine equipment, in particular to a movable noise-reducing plate shearing machine.

Background

A plate shearing machine is a machine for shearing a plate by using a blade to do reciprocating linear motion relative to another blade. The metal plates with various thicknesses are applied with shearing force by a reasonable blade gap through a movable upper blade and a fixed lower blade, so that the plates are broken and separated according to the required size. A plate shearing machine belongs to one of forging and pressing machines and mainly plays a role in the metal processing industry. The plate shearing machine is a shearing device widely applied in machining, and can shear steel plate materials with various thicknesses. Commonly used plate shears are classified into 3 types, namely, flat shears, rolling shears and vibrating shears. The product is widely suitable for providing required special machinery and complete equipment in the industries of aviation, light industry, metallurgy, chemical industry, building, ships, automobiles, electric power, electric appliances, decoration and the like.

When shearing different workpieces, the existing plate shearing machine needs different positioning equipment to position the workpieces, and cannot support the workpieces when shearing longer workpieces, so that the stability of the workpieces is poor, the cutting precision is influenced, meanwhile, the discharging is not convenient and fast after cutting, manual discharging of personnel is needed, and therefore, the movable noise reduction plate shearing machine is provided.

Disclosure of Invention

The invention aims to provide a movable noise-reduction plate shearing machine.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a portable plate shearing machine of making an uproar that falls, includes the frame, the frame left end has the left socle through the fix with screw, the frame right-hand member has the right branch frame through the fix with screw, the left socle side is fixed with mounting bracket three, the three insides of mounting bracket rotate through the bearing and connect down the commentaries on classics roller, three side-mounting of mounting bracket have mounting bracket two, be connected with the upturning roller through the pivot in the mounting bracket two, it is located down on the commentaries on classics roller just side to go up the commentaries on classics roller, be fixed with U type frame on the three left socles of mounting bracket, rotate through the bearing in the U type frame and be connected with the second backing roll, the inside electric putter that is fixed with of left socle, the left pars contractilis fixed with the connecting seat of electric putter, the connecting seat is located the left socle left side, the connecting seat upper end is fixed with one, an inboard of mounting bracket rotates through the bearing and is connected with first backing roll, the frame upper end is fixed with first hydraulic stem, first hydraulic stem downside extends to the frame internal fixation has last blade holder, the lower blade holder, the inside lower blade of being fixed with the cutting off cutter.

As an embodiment of the scheme, first sliding rails are fixed to the front side and the rear side of the inside of the left support, first sliding blocks are connected to the first sliding rails in a sliding mode and fixed to the inner side of a connecting rod, and the connecting rod is fixedly connected with the inner side of a connecting seat.

According to one embodiment of the scheme, the two groups of second supporting rollers are arranged, the two groups of second supporting rollers are rotatably connected in the U-shaped frame, and top tangent lines of the first supporting roller, the second supporting roller and the lower rotating roller and a cutting knife horizontal line of the lower knife holder are located on the same horizontal line.

As an embodiment of this scheme, both sides all welded fastening has an upper fixed block around the mounting bracket two, the mounting bracket three of going up the fixed block downside is gone up corresponding position and is fixed with down the fixed block, the fixed block lower extreme is fixed with the second motor down, second motor upside output shaft fixedly connected with threaded rod, set up threaded hole on the upper fixed block, the threaded rod passes the screw hole on the upper fixed block.

As an embodiment of this scheme, the three front portions of mounting bracket and rear portion all are fixed with the fixing base, be fixed with the third motor on the inboard mounting bracket three of fixing base, third motor output shaft is connected with the inside rotation of fixing base, the axis of rotation of going up the roller both sides passes mounting bracket two, all be fixed with the sprocket in the axis of rotation in third motor output shaft and the mounting bracket two outsides, pass through the chain connection between the sprocket.

As an embodiment of the scheme, a second slide rail is fixed on the second mounting frame, a second sliding block is fixed on the inner side of the third mounting frame, and the second sliding block is connected to the second slide rail in a sliding mode.

As an embodiment of the scheme, the front side and the rear side of the right support are respectively fixed with a first motor through connecting plates, the output shaft of the first motor penetrates through the right support and is fixed with a connecting rod, a supporting plate is fixed at the upper end of the connecting rod, an electric sucker is fixed on the inner side of the supporting plate, and the height of the electric sucker is consistent with the height of the lower rotating roller.

According to one embodiment of the scheme, a bottom groove is formed in the bottom of the frame, a collecting box is placed in the bottom groove, a second hydraulic rod is fixed to the left end of the frame, a connecting sleeve is fixed to the bottom of the left side of the collecting box, a telescopic end of the right side of the second hydraulic rod extends into the bottom groove and is fixed with a second magnetic block through a connecting piece, a first magnetic block is fixed in the connecting sleeve and is magnetically connected with the second magnetic block, and pulleys with foot brakes are installed on the bottom of the frame and the bottom of the collecting box.

According to one embodiment of the scheme, a noise reduction elastic cushion is fixed at the bottom in the collecting box, a screen plate is fixed on the collecting box on the upper side of the noise reduction elastic cushion, a conical cover is fixed on the left side of the screen plate, an air blower is fixed at the left end of the collecting box, and the air blower is communicated with the conical cover through a guide pipe.

As an embodiment of this scheme, the collecting box right part is rotated through the hinge and is connected with the guide plate, the guide plate inboard is connected with the bracing piece through the pivot, the supporting hole has been seted up to the collecting box right-hand member.

The invention has at least the following beneficial effects:

1. the upper rotating roller, the lower rotating roller, the chain wheel and the third motor are matched, a sheared workpiece can be clamped, meanwhile, the chain wheel is driven to rotate through the second motor and the chain is matched, the upper rotating roller and the lower rotating roller are driven, the clamped workpiece is conveniently conveyed, through the matching of the upper fixing block, the lower fixing block, the threaded rod and the second motor, the threaded rod is driven to rotate through the second motor, the upper fixing block is driven to move through the matching of the threaded rod and the threads, the second mounting frame is driven to move upwards through the upper fixing block, and through the matching of the second sliding rail and the second sliding block, the stability of the second mounting frame in moving is guaranteed, the second mounting frame drives the upper rotating roller to move upwards, the distance between the upper rotating roller and the lower rotating roller is changed, the clamping device is conveniently suitable for workpieces of different specifications, and the application range is improved;

2. the connecting seat is convenient to move left and right through the electric push rod on the inner side of the left support, the stability of the connecting seat in the left and right movement process is guaranteed through the first slide rail and the first slide block, the first mounting rack is further driven to move, a workpiece with a long specification is supported through the first supporting roller on the first mounting rack, and meanwhile, the workpiece can be conveyed through the matching of the first supporting roller and the second supporting roller;

3. support piece through the right branch frame upside, conveniently support the work piece, and through the electronic sucking disc on the support frame, can make it adsorb fixedly to the work piece of shearing, cooperation through first motor and connecting rod, can rotate support piece, and then can drive the work piece and rotate, and promote the collecting box through the second hydraulic stem and stretch out, make the collecting box remove to appointed position, collect the work piece after shearing through the collecting box, and through the elasticity pad of making an uproar that falls of collecting box bottom, can protect the work piece, avoid simultaneously with the rigid contact of collecting box, the noise production, through the left air-blower of collecting box, the cooperation of conical cover and otter board, can pass through the wind-force left and right sides, avoid the work piece to empty, and do not influence follow-up depositing to the work piece, can be to the cooperation through the first magnetic path in the connecting sleeve and second magnetic path, can separate collecting box and second hydraulic stem, make the collecting box after the storage conveniently shift, through the guide plate on collecting box right side, the cooperation of bracing piece and holding hole, can's when unable storage through the collecting box, carry out of water conservancy diversion, make things convenient for the ejection of compact.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front sectional view of the structure of FIG. 1;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a side view of the left bracket of the present invention;

FIG. 5 is a schematic diagram of a right side view of the frame of the present invention;

FIG. 6 is a side view of the right bracket of the present invention;

FIG. 7 is a schematic cross-sectional view of the collection bin of the present invention;

fig. 8 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a first hydraulic lever; 2. a frame; 3. a support plate; 4. a connecting rod; 5. a first motor; 6. a right bracket; 7. a collection box; 8. a baffle; 9. a pulley; 10. a second hydraulic rod; 11. mounting frame III; 12. a left bracket; 13. a connecting seat; 14. a first mounting frame; 15. a U-shaped frame; 16. a first support roller; 17. a second support roller; 18. a second mounting frame; 19. a fixed seat; 20. a threaded rod; 21. a second motor; 22. an upper tool apron; 23. a cutting knife; 24. a lower tool apron; 25. an electric suction cup; 26. a blower; 27. an electric push rod; 28. a first slide rail; 29. a first slider; 30. a bottom groove; 31. a connecting member; 32. connecting sleeves; 33. a first magnetic block; 34. a second magnetic block; 35. a screen plate; 36. a conical cover; 37. a noise reducing resilient pad; 38. a rotating shaft; 39. a second slide rail; 40. a second slider; 41. a lower rotating roller; 42. an upper rotating roller; 43. a third motor; 44. a lower fixed block; 45. and (5) an upper fixing block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-8, a movable noise-reduction plate shearing machine comprises a machine frame 2, a left support 12 is fixed at the left end of the machine frame 2 through screws, a right support 6 is fixed at the right end of the machine frame 2 through screws, a third mounting frame 11 is fixed on the side face of the left support 12, the third mounting frame 11 is connected with a lower rotating roller 41 in a rotating mode through a bearing, a second mounting frame 18 is installed on the side face of the third mounting frame 11, an upper rotating roller 42 is connected in the second mounting frame 18 through a rotating shaft, the upper rotating roller 42 is located on the upper side of the lower rotating roller 41, a U-shaped frame 15 is fixed on the left support 12 of the third mounting frame 11, a second supporting roller 17 is connected in the U-shaped frame 15 through a bearing in a rotating mode, an electric push rod 27 is fixed in the left support 12, a connecting seat 13 is fixed on the left telescopic portion of the electric push rod 27, the connecting seat 13 is located on the left side of the left support 12, a first mounting frame 14 is fixed on the upper end of the connecting seat 13, a first supporting roller 16 is connected in a rotating mode through a bearing, a first hydraulic rod 1 is fixed on the upper end of the machine frame 2, a lower telescopic rod 1 extends to a cutter holder 22 fixed in the machine frame 2, a lower cutter holder 24, and a cutter holder 24 is mounted on a cutter holder 24, and a cutter 23.

The scheme has the following working processes:

the workpiece to be sheared is placed on the first supporting roller 16 and the second supporting roller 17, the threaded rod 20 is driven to rotate by the second motor 21 through the cooperation of the upper fixing block 45, the lower fixing block 44, the threaded rod 20 and the second motor 21, the upper fixing block 45 is driven to move through the cooperation of the threaded rod 20 and the threads, the mounting frame II 18 is driven to move upwards by the upper fixing block 45, the stability of the mounting frame II 18 in moving is ensured through the cooperation of the second sliding rail 39 and the second sliding block 40, the upper rotating roller 42 is driven to move upwards by the mounting frame II 18, the distance between the upper rotating roller 42 and the lower rotating roller 41 is changed, the workpiece to be sheared can be clamped through the cooperation of the upper rotating roller 42, the lower rotating roller 41, the chain wheel and the third motor 43, and the chain wheel is driven to rotate by the second motor 21 and the cooperation of the chain is realized, the upper rotating roller 42 and the lower rotating roller 41 are driven, the clamped workpiece is conveniently conveyed, the shearing part is positioned on the supporting piece, the workpiece is adsorbed and fixed through the electric sucking disc 25, the upper tool apron 22 and the cutting knife 23 are driven downwards through the first hydraulic rod 1, the workpiece is sheared through the lower tool apron 24 and the cutting knife 23 on the upper part of the lower tool apron 24 in a matching way, after the shearing is finished, the upper tool apron 22 is reset, the supporting piece can be rotated through the matching of the first motor 5 and the connecting rod 4, the workpiece can be driven to rotate and is positioned vertically downwards, the collecting box 7 is pushed to extend through the second hydraulic rod 10, the collecting box 7 is moved to a specified position, the electric sucking disc 25 is closed, the sheared workpiece falls into the collecting box 7, the workpiece can be protected through the noise reduction elastic cushion 37 at the bottom of the collecting box 7, and meanwhile, the rigid contact with the collecting box 7 is avoided, the noise is generated, and through the matching of the blower 26 on the left side of the collecting box 7, the conical cover 36 and the screen plate 35, the workpiece can be prevented from toppling over through the left and right wind force, and the subsequent storage of the workpiece is not influenced.

According to the working process, the following steps are known:

through the cooperation of the upper rotary roller 42, the lower rotary roller 41, the chain wheel and the third motor 43, a work piece with a sheared belt can be clamped, meanwhile, the chain wheel is driven to rotate through the second motor 21 and the work piece is driven through the chain, the upper rotary roller 42 and the lower rotary roller 41 are driven, and the clamped work piece is conveniently conveyed, and through the cooperation of the upper fixed block 45, the lower fixed block 44, the threaded rod 20 and the second motor 21, the threaded rod 20 is driven to rotate through the second motor 21, the upper fixed block 45 is driven to move through the cooperation of the threaded rod 20 and the threads, and further, the mounting frame second 18 is driven to move upwards through the cooperation of the upper fixed block 45, and through the cooperation of the second sliding rail 39 and the second sliding block 40, the stability when the mounting frame second 18 moves is ensured, and further, the upper rotary roller 42 is driven to move upwards through the mounting frame second 18, and further, the distance between the upper rotary roller 42 and the lower rotary roller 41 is changed, so that the work piece suitable for different specifications is conveniently suitable for the work pieces, the application range is improved, through the electric push rod 27 on the inner side of the left bracket 12, the connecting seat 13 is convenient for moving, and the support of the work piece, and the support frame 14 can be conveniently driven through the first motor, and the first support roller 16, and the support roller can be conveniently driven by the first motor, and the support roller 16, the collection box 7 is pushed to stretch out through the second hydraulic rod 10, the collection box 7 is made to move to a designated position, the cut workpieces are collected through the collection box 7, the noise reduction elastic cushion 37 at the bottom of the collection box 7 can protect the workpieces and meanwhile avoid hard contact with the collection box 7, noise is generated, the collection box 7 and the second hydraulic rod 10 can be separated through the cooperation of the air blower 26 on the left side of the collection box 7, the conical cover 36 and the screen 35, the workpieces can be prevented from falling down through the left side and the right side of wind power, follow-up storage of the workpieces is not affected, the first magnetic block 33 and the second magnetic block 34 in the connecting sleeve 32 can be matched, the collection box 7 and the second hydraulic rod 10 can be separated, the collection box 7 after storage is made to be convenient to transfer, and when the collection box 7 cannot be stored through the guide plate 8 on the right side of the collection box 7, the support rod and the support hole are matched, flow guiding is conducted through the guide plate 8, and discharging is convenient.

Furthermore, a first slide rail is fixed on the front side and the rear side inside the left support 12, a first slide block 29 is connected to the first slide rail in a sliding manner, the first slide block 29 is fixed on the inner side of the connecting rod 4, and the connecting rod 4 is fixedly connected with the inner side of the connecting seat 13.

Further, two groups of second supporting rollers 17 are arranged, the two groups of second supporting rollers 17 are connected in the U-shaped frame 15 in a rotating mode, and top tangent lines of the first supporting roller 16, the second supporting roller 17 and the lower rotating roller 41 and a horizontal line of the cutting knife 23 of the lower knife block 24 are located on the same horizontal line.

Further, both sides all welded fastening has last fixed block 45 around the mounting bracket two 18, and the corresponding rigidity has lower fixed block 44 on the mounting bracket three 11 of last fixed block 45 downside, and lower fixed block 44 lower extreme is fixed with second motor 21, and second motor 21 upside output shaft fixedly connected with threaded rod 20 goes up and sets up threaded hole on the fixed block 45, and threaded rod 20 passes the screw hole on the fixed block 45.

Furthermore, fixing seats 19 are fixed to the front portion and the rear portion of the third mounting frame 11, a third motor 43 is fixed to the third mounting frame 11 on the inner side of the fixing seats 19, an output shaft of the third motor 43 is rotatably connected with the inside of the fixing seats 19, rotating shafts 38 on two sides of the upper rotating roller 42 penetrate through the second mounting frame 18, chain wheels are fixed to the output shaft of the third motor 43 and the rotating shafts 38 on the outer side of the second mounting frame 18, and the chain wheels are connected through chains.

Further, a second slide rail 39 is fixed on the second mounting frame 18, a second slide block 40 is fixed on the inner side of the third mounting frame 11, and the second slide block 40 is slidably connected to the second slide rail 39.

Further, both sides all are fixed with first motor 5 through the connecting plate around the right branch frame 6, and first motor 5 output shaft passes right branch frame 6 and is fixed with connecting rod 4, and connecting rod 4 upper end is fixed with backup pad 3, and 3 inboard fixed electric chuck 25 in backup pad, electric chuck 25's height and the highly uniform of lower roll 41.

Further, a bottom groove 30 has been seted up to 2 bottoms of frame, collecting box 7 has been placed in the bottom groove 30, 2 left ends of frame are fixed with second hydraulic stem 10, collecting box 7 left side bottom is fixed with adapter sleeve 32, the flexible end in second hydraulic stem 10 right side extends to in the bottom groove 30 and is fixed with second magnetic path 34 through connecting piece 31, adapter sleeve 32 internal fixation has first magnetic path 33, first magnetic path 33 is connected with second magnetic path 34 magnetism, 2 bottoms of frame and collecting box 7 bottom all install the pulley 9 that has the foot brake.

Furthermore, a noise reduction elastic cushion 37 is fixed at the bottom in the collection box 7, a screen 35 is fixed on the collection box 7 above the noise reduction elastic cushion 37, a conical cover 36 is fixed on the left side of the screen 35, a blower 26 is fixed on the left end of the collection box 7, and the blower 26 is communicated with the conical cover 36 through a guide pipe.

Further, the right part of the collecting box 7 is rotatably connected with a guide plate 8 through a hinge, the inner side of the guide plate 8 is connected with a support rod through a rotating shaft, and the right end of the collecting box 7 is provided with a support hole.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a movable plate shearing machine of making an uproar that falls, includes frame (2), its characterized in that, frame (2) left end has left socle (12) through the fix with screw, frame (2) right-hand member has right branch frame (6) through the fix with screw, left socle (12) side is fixed with mounting bracket three (11), mounting bracket three (11) are inside to be rotated through the bearing and to be connected down rotor (41), mounting bracket three (11) side-mounting has mounting bracket two (18), be connected with through the pivot in mounting bracket two (18) and go up rotor (42), it is located down rotor (41) and just inclines to go up rotor (42), be fixed with U type frame (15) on mounting bracket three (11) left socle (12), it is connected with second backing roll (17) to rotate through the bearing in U type frame (15), left socle (12) are inside to be fixed with electric putter (27), the left pars contractilis fixed with connecting seat (13) of electric putter (27), connecting seat (13) are located left socle (12) left side, connecting seat (13) upper end is fixed with first mounting bracket (14) and first support rod (1) inboard extends to first support pole (1) lower side first support (1) and first support pole (14) is connected with hydraulic stem (1) and first support (1) lower side in the support (14) the support frame (1) is connected with the telescopic link (1) hydraulic stem (1) is connected with (22) The cutting machine is characterized in that a lower cutter holder (24) is fixed inside the machine frame (2), the lower cutter holder (24) is located on the right lower side of the upper cutter holder (22), and cutting cutters (23) are fixedly mounted in the upper cutter holder (22) and the lower cutter holder (24).

2. The movable noise-reduction plate shearing machine as claimed in claim 1, wherein first sliding rails are fixed to the front side and the rear side of the interior of the left support (12), first sliding blocks (29) are connected to the first sliding rails in a sliding mode, the first sliding blocks (29) are fixed to the inner side of the connecting rod (4), and the connecting rod (4) is fixedly connected to the inner side of the connecting seat (13).

3. The movable noise reduction plate shearing machine as claimed in claim 1, characterized in that the second supporting rollers (17) are provided with two groups, the two groups of second supporting rollers (17) are rotatably connected in the U-shaped frame (15), and top tangents of the first supporting roller (16), the second supporting roller (17) and the lower rotating roller (41) are positioned on the same horizontal line with a horizontal line of the cutting knife (23) of the lower knife holder (24).

4. The movable noise reduction plate shearing machine as claimed in claim 1, wherein an upper fixing block (45) is fixedly welded to the front side and the rear side of the second mounting frame (18), a lower fixing block (44) is fixedly arranged on the third mounting frame (11) on the lower side of the upper fixing block (45) in a corresponding position, a second motor (21) is fixedly arranged at the lower end of the lower fixing block (44), a threaded rod (20) is fixedly connected to an output shaft on the upper side of the second motor (21), a threaded hole is formed in the upper fixing block (45), and the threaded rod (20) penetrates through the threaded hole in the upper fixing block (45).

5. The movable noise reduction plate shearing machine as claimed in claim 1, wherein the front portion and the rear portion of the third mounting frame (11) are respectively fixed with a fixing seat (19), a third motor (43) is fixed on the third mounting frame (11) on the inner side of the fixing seat (19), an output shaft of the third motor (43) is rotatably connected with the inside of the fixing seat (19), the rotating shafts (38) on two sides of the upper rotating roller (42) penetrate through the second mounting frame (18), chain wheels are respectively fixed on the output shaft of the third motor (43) and the rotating shafts (38) on the outer side of the second mounting frame (18), and the chain wheels are connected through a chain.

6. A movable noise-reducing plate shearing machine according to claim 4, characterized in that a second slide rail (39) is fixed on the second mounting frame (18), a second slide block (40) is fixed on the inner side of the third mounting frame (11), and the second slide block (40) is connected to the second slide rail (39) in a sliding manner.

7. The movable noise reduction plate shearing machine according to claim 1, characterized in that the front side and the rear side of the right support (6) are respectively fixed with a first motor (5) through a connecting plate, an output shaft of the first motor (5) penetrates through the right support (6) to be fixed with a connecting rod (4), the upper end of the connecting rod (4) is fixed with a support plate (3), an electric suction cup (25) is fixed on the inner side of the support plate (3), and the height of the electric suction cup (25) is consistent with that of the lower rotating roller (41).

8. The movable noise-reduction plate shearing machine as claimed in claim 1, wherein a bottom groove (30) is formed in the bottom of the machine frame (2), a collection box (7) is placed in the bottom groove (30), a second hydraulic rod (10) is fixed to the left end of the machine frame (2), a connection sleeve (32) is fixed to the bottom of the left side of the collection box (7), a telescopic end of the right side of the second hydraulic rod (10) extends into the bottom groove (30) and is fixed with a second magnetic block (34) through a connection piece (31), a first magnetic block (33) is fixed in the connection sleeve (32), the first magnetic block (33) is magnetically connected with the second magnetic block (34), and pulleys (9) with foot brakes are mounted at the bottom of the machine frame (2) and the bottom of the collection box (7).

9. The movable noise reduction plate shearing machine according to claim 8, characterized in that noise reduction elastic cushions (37) are fixed at the bottom in the collection box (7), a screen plate (35) is fixed on the collection box (7) on the upper side of the noise reduction elastic cushions (37), a conical cover (36) is fixed on the left side of the screen plate (35), a blower (26) is fixed on the left end of the collection box (7), and the blower (26) is communicated with the conical cover (36) through a guide pipe.

10. The movable noise reduction plate shearing machine as claimed in claim 8, wherein a guide plate (8) is rotatably connected to the right part of the collection box (7) through a hinge, a support rod is connected to the inner side of the guide plate (8) through a rotating shaft, and a support hole is formed in the right end of the collection box (7).

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