Automatic cutting and forming device

Abstract

The utility model discloses an automatic cutting and forming device, which belongs to the technical field of automatic cutting and forming and comprises a support frame, first threaded rods are symmetrically and rotatably connected to the inner wall of the support frame, a motor is fixedly connected to the top wall of the support frame, and the output end of the motor is fixedly connected with the top walls of the first threaded rods. A second threaded rod is slidably connected to the inner wall of the supporting frame, an upper base is rotatably connected to the outer wall of the second threaded rod, the bottom fixing plates are fixedly connected to the outer wall of the supporting frame, and the bottom fixing plates are symmetrically arranged; the first threaded rod is rotationally connected to the inner wall of the supporting frame, and the first threaded rod is rotationally connected with the outer wall of the bottom fixing plate; according to the cutting device, the two-way screw rod of the clamping assembly is in threaded fit with the clamping block to enable the clamping block to move, so that the cutting knife is clamped and fixed, disassembly is convenient and fast, replacement and maintenance are convenient, and the problem that in the prior art, the cutting knife is inconvenient to replace and maintain is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic cutting and forming, in particular to an automatic cutting and forming device. Background Art

[0002] Biofuel refers to fuel converted from biomass raw materials. Straw is an important source of biomass fuel and is often used to produce biomass pellets, biomass charcoal and other fuels. When straw is used as biofuel, it is usually necessary to cut it in order to improve its utilization rate and facilitate subsequent processing.

[0003] After searching, the Chinese patent authorization number CN210808341U discloses a straw cutting device for biofuel preparation, including a mounting shell and a feeding crawler, the outer wall of the mounting shell is fixedly connected with an assembly card, the lower right part of the mounting shell is fixedly connected with an electrostatic grounding wire, the middle part of the inner cavity of the mounting shell is fixedly connected with a drive motor, the end of the output shaft of the drive motor is sleeved with an eccentric wheel, the connecting rod on the eccentric wheel is sleeved with a transmission rod, the end of the transmission rod is fixedly connected with a blade fixing part, the inner side of the blade fixing part is movably connected with a cutting blade, and the blade fixing part is provided with a sliding slot. A straw cutting device for biofuel preparation in the above patent has the following shortcomings: 1. The device does not have a device for calibrating the position of the straw, so that position deviation may occur during the straw transportation process, which leads to different lengths of straw cutting, affecting production requirements and quality; 2. The cutting knife of the device is inconvenient to replace, which is not convenient for subsequent replacement and maintenance. Utility Model Content

[0004] The utility model aims to solve the problems in the prior art of lack of a position calibration device, which causes position deviation of the straw when it is clamped, affecting the cutting length and making it inconvenient to replace and maintain the cutting knife, and proposes an automatic cutting and forming device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An automatic cutting and forming device comprises a support frame, wherein the inner wall of the support frame is symmetrically rotatably connected to a first threaded rod, the top wall of the support frame is fixedly connected to a motor, and the output end of the motor is fixedly connected to the top wall of the first threaded rod, the inner wall of the support frame is slidably connected to a second threaded rod, and the outer wall of the second threaded rod is rotatably connected to an upper base, and further comprises:

[0007] A bottom fixing plate, fixedly connected to the outer wall of the support frame, and the bottom fixing plate is symmetrically arranged;

[0008] A first threaded rod is rotatably connected to the inner wall of the support frame, and the first threaded rod is rotatably connected to the outer wall of the bottom fixing plate;

[0009] An upper movable plate, threadedly connected to the outer wall of the first threaded rod;

[0010] An adjustable telescopic rod is fixedly connected to the outer wall of the support frame, and a telescopic end of the adjustable telescopic rod is fixedly connected to a lower base;

[0011] The upper position assembly is arranged on the inner wall of the upper movable plate;

[0012] The lower calibration component is arranged on the inner wall of the bottom fixing plate, and the upper calibration component cooperates with the lower calibration component;

[0013] The clamping assembly includes a bidirectional screw rotatably connected to the inner wall of the lower base and the upper base, the outer wall of the bidirectional screw is threadedly connected with symmetrically distributed clamping blocks, and the clamping blocks are slidably connected to the lower base and the upper base, the clamping blocks are symmetrically arranged in two groups, and a cutting knife is arranged between the two groups of clamping blocks.

[0014] As a preferred technical solution of the present application, the upper calibration assembly includes an upper telescopic rod fixedly connected to the inner wall of the upper movable plate, and the upper telescopic rod is symmetrically arranged, one end of the upper telescopic rod away from the upper movable plate is fixedly connected to the calibration plate, the outer wall of the upper telescopic rod is provided with an upper strong tension spring, and the upper strong tension spring is located between the calibration plate and the upper movable plate.

[0015] As a preferred technical solution of the present application, the lower positioning assembly includes a lower telescopic rod fixedly connected to the inner wall of the bottom fixing plate, and the lower telescopic rod is symmetrically arranged, and the end of the lower telescopic rod away from the bottom fixing plate is fixedly connected to a bevel block, and the outer wall of the bevel block is abutted against the outer wall of the positioning plate, and the outer wall of the lower telescopic rod is sleeved with a lower spring, and the lower spring is located between the bevel block and the bottom fixing plate.

[0016] As a preferred technical solution of the present application, a handle is fixedly connected to the outer wall of the bidirectional screw.

[0017] As a preferred technical solution of the present application, the outer wall of the first threaded rod is fixedly connected to a side pulley, the outer wall of the second threaded rod is threadedly connected to a center pulley, and the center pulley is rotatably connected to the support frame, and the outer walls of the center pulley and the side pulley are both provided with a belt body.

[0018] Compared with the prior art, the utility model provides an automatic cutting and forming device, which has the following beneficial effects:

[0019] 1. The automatic cutting and forming device cooperates with the upper and lower alignment components so that the alignment plates are pressed by the inclined surfaces of the inclined blocks when they are lifted and moved, and then the straws are clamped and aligned to prevent the positions of the straws on the bottom fixed plates on both sides from being on the same line. At the same time, the alignment plates are arranged so that the upper movable plates can slide to both sides through the lower telescopic rod and the lower spring when they contact the straws, so as to ensure that the alignment plates are always kept in a vertical position, thus solving the problem in the prior art that the lack of alignment devices will cause the position of the straws to be offset when they are clamped, affecting the cutting length.

[0020] 2. The automatic cutting and forming device enables the clamping block to move by means of the threaded cooperation between the bidirectional screw of the clamping assembly and the clamping block, thereby achieving the clamping and fixing operation of the cutting knife. The device is convenient and quick to disassemble, and is convenient for replacement and maintenance, thus solving the problem in the prior art that the cutting knife is inconvenient to replace and maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a cross-sectional view of the upper movable plate of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the cutting knife part of the utility model;

[0024] Figure 4 It is a cross-sectional view of the lower base of the utility model;

[0025] Figure 5 It is a schematic diagram of the structure of the bidirectional screw part of the utility model.

[0026] In the figure:

[0027] 1. Support frame; 2. Upper movable plate; 3. Bottom fixed plate; 4. Positioning plate; 5. Upper strong tension spring; 6. Lower telescopic rod; 7. Lower spring; 8. Bevel block; 9. First threaded rod; 10. Side pulley; 11. Center pulley; 12. Belt body; 13. Motor; 14. Second threaded rod; 15. Adjustable telescopic rod; 16. Lower base; 17. Bidirectional screw; 18. Handle; 19. Clamp; 20. Cutting knife; 21. Upper telescopic rod; 22. Upper base. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0029] Example:

[0030] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , an automatic cutting and forming device, comprising a support frame 1, the inner wall of the support frame 1 is symmetrically rotatably connected to a first threaded rod 9, the top wall of the support frame 1 is fixedly connected to a motor 13, and the output end of the motor 13 is fixedly connected to the top wall of the first threaded rod 9, the first threaded rod 9 is driven to rotate by the output end of the motor 13, the inner wall of the support frame 1 is slidably connected to a second threaded rod 14, the outer wall of the second threaded rod 14 is rotatably connected to an upper base 22, and also includes:

[0031] The bottom fixing plate 3 is fixedly connected to the outer wall of the support frame 1, and the bottom fixing plate 3 is symmetrically arranged;

[0032] The first threaded rod 9 is rotatably connected to the inner wall of the support frame 1, and the first threaded rod 9 is rotatably connected to the outer wall of the bottom fixing plate 3;

[0033] The upper movable plate 2 is threadedly connected to the outer wall of the first threaded rod 9. The upper movable plate 2 is threadedly engaged with the first threaded rod 9, so that the upper movable plate 2 can be raised and lowered, and cooperates with the bottom fixed plate 3 to clamp and position the straw.

[0034] The adjustable telescopic rod 15 is fixedly connected to the outer wall of the support frame 1. The telescopic end of the adjustable telescopic rod 15 is fixedly connected to the lower base 16. The height of the adjustable telescopic rod 15 is adjusted by screws (not shown in the figure) to adapt to straws of different sizes.

[0035] The upper position assembly is arranged on the inner wall of the upper movable plate 2;

[0036] The lower calibration component is arranged on the inner wall of the bottom fixing plate 3, and the upper calibration component cooperates with the lower calibration component;

[0037] The clamping assembly includes a bidirectional screw 17 rotatably connected to the inner wall of the lower base 16 and the upper base 22. The outer wall of the bidirectional screw 17 is threadedly connected with symmetrically distributed clamping blocks 19, and the clamping blocks 19 are slidably connected to the lower base 16 and the upper base 22. The clamping blocks 19 are symmetrically arranged in two groups, and a cutting knife 20 is arranged between the two groups of clamping blocks 19. The bidirectional screw 17 is threadedly matched with the clamping blocks 19, so that the clamping blocks 19 slide on the inner wall of the lower base 16, and then the cutting knife 20 is clamped and fixed, which facilitates the disassembly of the cutting knife 20. At the same time, it can adapt to cutting knives 20 of different sizes and has high flexibility.

[0038] Reference Figure 1 and Figure 2 The upper calibration assembly includes an upper telescopic rod 21 fixedly connected to the inner wall of the upper movable plate 2, and the upper telescopic rod 21 is symmetrically arranged, and one end of the upper telescopic rod 21 away from the upper movable plate 2 is fixedly connected to the calibration plate 4, and the outer wall of the upper telescopic rod 21 is sleeved with an upper strong tension spring 5, and the upper strong tension spring 5 is located between the calibration plate 4 and the upper movable plate 2. The upper strong tension spring 5 always pulls the calibration plate 4 to move to both sides, so as to facilitate the placement of straw between the calibration plates 4.

[0039] Reference Figure 1 and Figure 2 The lower calibration assembly includes a lower telescopic rod 6 fixedly connected to the inner wall of the bottom fixing plate 3, and the lower telescopic rod 6 is symmetrically arranged, and the end of the lower telescopic rod 6 away from the bottom fixing plate 3 is fixedly connected to an inclined block 8, and the outer wall of the inclined block 8 is against the outer wall of the calibration plate 4, and the outer wall of the lower telescopic rod 6 is sleeved with a lower spring 7, and the lower spring 7 is located between the inclined block 8 and the bottom fixing plate 3. When the calibration plate 4 moves and contacts the inclined block 8, the inclined surface of the inclined block 8 makes the calibration plate 4 move and approach each other, thereby clamping the straw. If the calibration plate 4 contacts the straw before the upper movable plate 2, the calibration plate 4 will squeeze the inclined block 8 through the lower telescopic rod 6 and the lower spring 7 to move the inclined block 8 to both sides, thereby ensuring that the calibration plate 4 always maintains a vertical position, and can be inserted into the empty slot (not marked in the figure) in the bottom fixing plate 3 to ensure that the upper movable plate 2 continues to move to contact and squeeze the straw.

[0040] Reference Figure 3 , Figure 4 and Figure 5 A handle 18 is fixedly connected to the outer wall of the bidirectional screw 17, and the bidirectional screw 17 is driven to rotate by holding the handle 18.

[0041] Reference Figure 1The outer wall of the first threaded rod 9 is fixedly connected to a side pulley 10, the outer wall of the second threaded rod 14 is threadedly connected to a center pulley 11, and the center pulley 11 is rotatably connected to the support frame 1, and the outer walls of the center pulley 11 and the side pulley 10 are both provided with a belt body 12, and the output end of the motor 13 drives the first threaded rod 9 to rotate, thereby driving the side pulley 10 to rotate, and at the same time drives the center pulley 11 to rotate through the belt body 12, and the second threaded rod 14 is threadedly rotated so that the second threaded rod 14 is lifted and moved, and the upper base 22 is pushed to move by the second threaded rod 14, thereby realizing the cutting operation.

[0042] Specifically, when the automatic cutting and forming device is working / in use: first, the output end of the motor 13 is started to drive the first threaded rod 9 to rotate, thereby driving the side pulley 10 to rotate, and at the same time driving the center pulley 11 to rotate through the belt body 12, and the second threaded rod 14 is threadedly rotated between the center pulley 11 and the second threaded rod 14 so that the second threaded rod 14 is lifted and moved, and the upper base 22 is pushed to move by the second threaded rod 14, thereby realizing the cutting operation, and the rotation of the first threaded rod 9 will be threadedly matched with the upper movable plate 2, thereby pushing the upper movable plate 2 to slide on the support frame 1, and when the upper movable plate 2 moves, the alignment plate 4 will squeeze the surface of the inclined block 8 to slide inward, if the extrusion force is too large, the tension of the strong tension spring 5 on it is lower than the elastic force of the lower spring 7, thereby squeezing the inclined block 8 to move to both sides through the lower telescopic rod 6 and the lower spring 7 at the same time, to prevent the alignment plate 4 from extruding too much and damaging the straw, and when the alignment plate 4 loses the extrusion force of the inclined block 8, it will return to its position through the upper telescopic rod 21 and the upper strong tension spring 5.

[0043] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic cutting and forming device, comprising a support frame (1), characterized in that: The inner wall of the support frame (1) is symmetrically rotatably connected to a first threaded rod (9), the top wall of the support frame (1) is fixedly connected to a motor (13), and the output end of the motor (13) is fixedly connected to the top wall of the first threaded rod (9), the inner wall of the support frame (1) is slidably connected to a second threaded rod (14), and the outer wall of the second threaded rod (14) is rotatably connected to an upper base (22), and further comprises: A bottom fixing plate (3) is fixedly connected to the outer wall of the support frame (1), and the bottom fixing plate (3) is symmetrically arranged; A first threaded rod (9) is rotatably connected to the inner wall of the support frame (1), and the first threaded rod (9) is rotatably connected to the outer wall of the bottom fixing plate (3); An upper movable plate (2) threadedly connected to an outer wall of the first threaded rod (9); An adjustable telescopic rod (15) is fixedly connected to the outer wall of the support frame (1), and a telescopic end of the adjustable telescopic rod (15) is fixedly connected to a lower base (16); An upper position assembly is arranged on the inner wall of the upper movable plate (2); A lower calibration component is arranged on the inner wall of the bottom fixing plate (3), and the upper calibration component cooperates with the lower calibration component; A clamping assembly, the clamping assembly comprising a bidirectional screw (17) rotatably connected to the inner wall of a lower base (16) and an upper base (22), the outer wall of the bidirectional screw (17) being threadedly connected to symmetrically distributed clamping blocks (19), and the clamping blocks (19) being slidably connected to the lower base (16) and the upper base (22), the clamping blocks (19) being symmetrically arranged in two groups, and a cutting knife (20) being arranged between the two groups of the clamping blocks (19).

2. The automatic cutting and forming device according to claim 1, characterized in that: The upper calibration assembly comprises an upper telescopic rod (21) fixedly connected to the inner wall of the upper movable plate (2), and the upper telescopic rod (21) is symmetrically arranged, and one end of the upper telescopic rod (21) away from the upper movable plate (2) is fixedly connected to the calibration plate (4), and the outer wall of the upper telescopic rod (21) is provided with an upper strong tension spring (5), and the upper strong tension spring (5) is located between the calibration plate (4) and the upper movable plate (2).

3. The automatic cutting and forming device according to claim 1, characterized in that: The lower alignment assembly comprises a lower telescopic rod (6) fixedly connected to the inner wall of the bottom fixing plate (3), and the lower telescopic rod (6) is symmetrically arranged, and one end of the lower telescopic rod (6) away from the bottom fixing plate (3) is fixedly connected to an inclined block (8), and the outer wall of the inclined block (8) abuts against the outer wall of the alignment plate (4), and the outer wall of the lower telescopic rod (6) is sleeved with a lower spring (7), and the lower spring (7) is located between the inclined block (8) and the bottom fixing plate (3).

4. The automatic cutting and forming device according to claim 1, characterized in that: A handle (18) is fixedly connected to the outer wall of the bidirectional screw (17).

5. The automatic cutting and forming device according to claim 1, characterized in that: The outer wall of the first threaded rod (9) is fixedly connected to a side belt pulley (10), the outer wall of the second threaded rod (14) is threadedly connected to a center belt pulley (11), and the center belt pulley (11) is rotatably connected to the support frame (1), and the outer walls of the center belt pulley (11) and the side belt pulley (10) are both provided with a belt body (12).

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