Fixed-length stock cutter for polypropylene fibers

Abstract

The utility model discloses a fixed-length cutting machine for polypropylene fibers, and relates to the technical field of fiber processing, the fixed-length cutting machine comprises a bottom plate, a supporting plate is arranged above the bottom plate, a vertical plate is fixedly arranged on one side of the upper surface of the supporting plate, a motor is arranged on one side of the vertical plate, and a rotating disc and a circulating part are arranged on the other side of the vertical plate when the vertical plate rotates; a toothed column is slidably arranged on the side, close to the circulating part, of the vertical plate, a driving rod is fixedly arranged at one end of the circulating part, a driving column is fixedly arranged on one side of the rotating disc and clamped on the driving rod, the output end of the motor penetrates through the vertical plate and is fixedly connected with the rotating disc, and a sector gear is fixedly arranged at the end, away from the driving rod, of the circulating part. According to the fixed-length cutting machine for the polypropylene fibers, the motor drives the rotating disc, and through meshing transmission of the driving column, the driving rod, the sector gear and the tooth column, rotating motion of the motor is accurately converted into linear reciprocating motion of the cutting knife; and a continuous transmission assembly is matched, so that the cutting length is consistent every time.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of fiber processing, in particular to a fixed-length cutting machine for polypropylene fibers. BACKGROUND

[0002] Polypropylene fiber is a synthetic fiber made of polypropylene as raw material. It has small density and high strength, strong chemical corrosion resistance, and is often used to produce medical non-woven fabric, such as surgical gowns, masks, etc., so it plays an important role in medical protection. In addition, it is also used to produce garment interlining, warm batting, etc., taking advantage of its lightweight and warm characteristics.

[0003] However, the prior art still has the following problems:

[0004] The polypropylene fibers of the prior art are mostly not convenient to ensure fixed-length cutting processing when cutting. The traditional cutting equipment is often only a simple mechanical linkage, resulting in uneven cutting length, which cannot meet the strict fixed-length production standard, and the product specifications are chaotic, which greatly limits the subsequent processing and use. Moreover, if the limit design is insufficient, the cutting knife trajectory cannot be stabilized, the precision is affected by vibration, and the waste rate is high.

[0005] In view of the above-mentioned related technology, the inventors propose a fixed-length cutting machine for polypropylene fibers to solve the above problems. CONTENT OF THE INVENTION

[0006] The purpose of the present application is to provide a fixed-length cutting machine for polypropylene fibers to improve the problem that it is not convenient to ensure fixed-length cutting processing when cutting polypropylene fibers.

[0007] The fixed-length cutting machine for polypropylene fibers provided by the present application adopts the following technical solution:

[0008] The fixed-length cutting machine for polypropylene fibers comprises a bottom plate, a support plate is arranged above the bottom plate, a vertical plate is fixedly arranged on one side of the upper surface of the support plate, a motor is arranged on one side of the vertical plate, a rotating disc and a circulating piece are arranged on the other side of the vertical plate, a tooth column is slidably arranged on one side of the vertical plate close to the circulating piece, a driving rod is fixedly arranged at one end of the circulating piece, a driving column is fixedly arranged on one side of the rotating disc, and the driving column is clamped on the driving rod, the output end of the motor penetrates through the vertical plate and is fixedly connected with the rotating disc, a fan-shaped gear is fixedly arranged at one end of the circulating piece away from the driving rod, and the fan-shaped gear is meshed and connected with the tooth column, a lifting block is fixedly arranged at the lower end of the tooth column, and a cutting knife is fixedly arranged at the lower end of the lifting block.

[0009] By adopting the above technical solution, the motor drives each component linkage to build a cutting structure, laying a foundation for precise cutting of polypropylene fibers.

[0010] Optionally, the upper surface of the bottom plate is symmetrically provided with a transmission assembly, and a cutting plate is arranged between the two transmission assemblies, the cutting plate is fixedly connected with the bottom plate, and the upper surface of the cutting plate is provided with a cutting groove matched with the cutting knife.

[0011] By adopting the above technical scheme, the cutting plate and the cutting groove can stably support the fiber, prevent displacement, ensure cutting accuracy, and improve quality.

[0012] Optionally, the lower surface of the support plate is fixedly provided with two support rods, and the lower end of the support rod is fixedly connected with the bottom plate.

[0013] By adopting the above technical scheme, the connection stability is strengthened, the vibration is reduced, the precision is maintained, and the service life is prolonged.

[0014] Optionally, the upper surface of the support plate is fixedly provided with a support, and the support is fixedly connected with the vertical plate.

[0015] By adopting the above technical scheme, the position of the vertical plate is reinforced, the rigidity of the frame is improved, and the cutting accuracy is ensured.

[0016] Optionally, the vertical plate is symmetrically provided with two limiting sleeves on one side, and the tooth column is clamped in the limiting sleeve.

[0017] By adopting the above technical scheme, the trajectory of the tooth column is accurately limited, the deflection is prevented, and the position of the cutting knife is ensured.

[0018] Optionally, the upper surface of the bottom plate is symmetrically provided with a limiting plate, the inner side of the limiting plate is provided with a limiting groove, and the lifting block is clamped in the limiting groove.

[0019] By adopting the above technical scheme, the path of the lifting block is constrained, and the limiting sleeve is matched to stabilize the posture of the cutting knife.

[0020] Optionally, the two sides of the cutting plate are symmetrically provided with an indirect carrier plate, and the indirect carrier plate is matched with the transmission assembly.

[0021] By adopting the above technical scheme, the fiber can be conveniently conveyed, the continuous operation is facilitated, and the production efficiency is improved.

[0022] Optionally, the cutting plate is fixedly connected with the limiting plate.

[0023] By adopting the above technical scheme, the two are cooperatively stabilized to ensure stable and accurate cutting.

[0024] In summary, the present application has at least one of the following beneficial technical effects:

[0025] 1. The application drives the rotating disc by motor, and through the engagement transmission of driving column, driving rod and sector gear and toothed column, the rotating movement of motor is accurately converted into the linear reciprocating movement of cutting knife; then the transmission assembly, limiting sleeve and limiting groove limit the movement components, strictly limit the cutting knife trajectory, and ensure the consistent cutting length each time. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is the overall structure of the application.

[0027] Figure 2 is the related structure of the application support plate.

[0028] Figure 3 is the related structure of the application cutting plate.

[0029] In the figure, 1, the bottom plate; 2, the support plate; 21, the vertical plate; 22, the motor; 23, the rotating disc; 231, the driving column; 24, the circulating part; 241, the driving rod; 242, the sector gear; 25, the toothed column; 26, the limiting sleeve; 27, the supporting rod part; 28, the support; 3, the lifting block; 31, the cutting knife; 32, the limiting plate; 33, the limiting groove; 4, the cutting plate; 41, the indirect carrier plate; 42, the cutting groove; 5, the transmission assembly. DETAILED DESCRIPTION

[0030] The following will be combined with the Figure 1 -Appendix Figure 3 , the application is further described in detail.

[0031] EMBODIMENT

[0032] The fixed-length cutting machine for polypropylene fibers, referring to Figures 1-2The utility model relates to a cutting device for cutting material, including bottom plate 1, the upper surface of bottom plate 1 is equipped with support plate 2, and the upper surface one side of support plate 2 is fixedly equipped with vertical board 21, and the one side of vertical board 21 is equipped with motor 22, and the fixed connection of motor 22 and vertical board 21 has the guard board, and the guard board plays the role of protection support to motor 22, and the other side of vertical board 21 is equipped with rotating disc 23 and circulation piece 24 when rotating, and the one side of vertical board 21 is slidably equipped with tooth column 25, and the one side of vertical board 21 is fixedly equipped with two limit sleeves 26, and tooth column 25 is clamped in limit sleeve 26, and one end of circulation piece 24 is fixedly equipped with driving rod 241, and the one side of rotating disc 23 is fixedly equipped with driving column 231, and driving column 231 is clamped on driving rod 241, and the output of motor 22 penetrates vertical board 21 and is fixedly connected with rotating disc 23, and one end of circulation piece 24 is fixedly equipped with sector gear 242, and sector gear 242 is meshed with tooth column 25, and the lower end of tooth column 25 is fixedly equipped with lifting block 3, and the lower end of lifting block 3 is fixedly equipped with cutting knife 31, and motor 22 is started as power source and operates, and its output end drives rotating disc 23 to rotate, because the output of motor 22 penetrates vertical board 21 and is fixedly connected with rotating disc 23, and the driving column 231 of one side of rotating disc 23 makes the circular motion along with rotating disc, and driving column 231 is clamped on driving rod 241, thereby driving circulation piece 24 to make reciprocating motion, and the driving rod 241 of one end of circulation piece 24 moves under the action of driving column 231, so that sector gear 242 on the other end of circulation piece 24 is synchronously reciprocated, because sector gear 242 is meshed with tooth column 25, under the reciprocating of sector gear 242, tooth column 25 makes up and down reciprocating motion under the limiting and guiding of limit sleeve 26, and lifting block 3 fixedly at the lower end of tooth column 25 moves synchronously with tooth column, thereby driving cutting knife 31 to move up and down, and the cutting work is completed.

[0033] Referring to Figure 2 The lower surface of support plate 2 is fixedly equipped with two support rod pieces 27, and the lower end of support rod piece 27 is fixedly connected with bottom plate 1, the upper surface of support plate 2 is fixedly equipped with support 28, and support 28 is fixedly connected with vertical board 21, support plate 2 is not only fixed through support rod piece 27 and bottom plate 1, but also utilizes support 28 and vertical board 21 to further strengthen structural rigidity, guarantees the stability when equipment operates, reduces vibration, is favorable to accurate cutting operation, improves cutting precision, reduces cutting error caused by equipment shaking.

[0034] Referring to Figure 3The upper surface of the bottom plate 1 is fixed symmetrically with a transmission assembly 5, the transmission assembly 5 is a mature technology, and thus is not described in detail, and a cutting plate 4 is arranged between the two transmission assemblies 5, the cutting plate 4 is fixedly connected with the bottom plate 1, the upper surface of the cutting plate 4 is provided with a cutting groove 42 matched with the cutting knife 31, and the two sides of the cutting plate 4 are fixed symmetrically with indirect loading plates 41 which are matched with the transmission assembly 5, the transmission assembly 5 delivers the polypropylene fiber to the cutting plate 4, when the polypropylene fiber is placed on the cutting plate 4, the cutting knife 31 moves downward, and the cutting groove 42 provided on the upper surface of the cutting plate 4 can cut the fiber, the cutting plate 4 is arranged between the two transmission assemblies 5 through the indirect loading plates 41 on the two sides, which facilitates the transmission and positioning of the fiber material, and the length of the cut material can be adjusted by adjusting the speed of the transmission assembly 5 and the motor 22, which is convenient and reliable.

[0035] With reference to Figure 3 The upper surface of the bottom plate 1 is fixed symmetrically with a limiting plate 32, the cutting plate 4 is fixedly connected with the limiting plate 32, the inner side of the limiting plate 32 is provided with a limiting groove 33, and the lifting block 3 is clamped in the limiting groove 33, during the movement of the lifting block 3, the two sides of the lifting block 3 are clamped in the limiting groove 33 provided on the inner side of the limiting plate 32, which further ensures the accuracy and stability of the upward and downward movement of the cutting knife 31 and prevents the cutting knife from deviating and affecting the cutting effect.

[0036] The principle of the embodiment of the application is that the motor 22 is started to work as a power source, the output end of the motor 22 drives the rotating disc 23 to rotate, because the output end of the motor 22 penetrates through the vertical plate 21 and is fixedly connected with the rotating disc 23, the driving column 231 on one side of the rotating disc 23 moves in a circular motion together with the rotating disc, the driving column 231 is clamped on the driving rod 241, thereby driving the circulating piece 24 to move in a reciprocating cycle, the driving rod 241 at one end of the circulating piece 24 moves under the action of the driving column 231, so that the fan-shaped gear 242 at the other end of the circulating piece 24 moves synchronously in a reciprocating manner, because the fan-shaped gear 242 is meshed and connected with the toothed column 25, under the reciprocating movement of the fan-shaped gear 242, the toothed column 25 moves in a straight line in a reciprocating manner under the limiting and guiding action of the limiting sleeve 26, the lifting block 3 fixedly arranged at the lower end of the toothed column 25 moves synchronously with the toothed column, thereby driving the cutting knife 31 to move upward and downward, and the cutting work is completed.

[0037] The support plate 2 is not only fixed with the bottom plate 1 through the support rod 27, but also further strengthens the structural rigidity by using the support 28 and the vertical plate 21, so as to ensure the stability of the equipment during operation, reduce vibration, facilitate accurate cutting operation, improve cutting precision, and reduce cutting errors caused by equipment shaking.

[0038] The transmission assembly 5 delivers the polypropylene fibers to the cutting plate 4. When the polypropylene fibers are placed on the cutting plate 4, the cutting knife 31 is lowered to cooperate with the cutting groove 42 on the upper surface of the cutting plate 4 to cut the fibers. The cutting plate 4 is arranged between the symmetrically arranged transmission assemblies 5 through the indirect carrier plates 41 on both sides, facilitating the transmission and positioning of the fiber materials. The length of the cut material can be adjusted by adjusting the speed of the transmission assembly 5 and the motor 22, which is convenient and reliable.

[0039] During the movement of the lifting block 3, the two sides are clamped in the limiting groove 33 on the inner side of the limiting plate 32, further ensuring the accuracy and stability of the up-down movement of the cutting knife 31, and preventing the cutting knife from deviating to affect the cutting effect.

[0040] The embodiments of the specific implementation are the preferred embodiments of the present application, not limited to the protection scope of the present application, wherein the same parts are indicated by the same reference numerals. Therefore, any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A length cutting machine for polypropylene fibers, comprising a base plate (1), characterized in that: The upper surface of the bottom plate (1) is symmetrically provided with a transmission assembly (5), and a cutting plate (4) is arranged between the two transmission assemblies (5), the cutting plate (4) is fixedly connected with the bottom plate (1), and the upper surface of the cutting plate (4) is provided with a cutting groove (42) matched with the cutting knife (31).

2. The length cutting machine for polypropylene fibers according to claim 1, characterized in that: The lower surface of the support plate (2) is fixedly provided with two support rod members (27), and the lower ends of the support rod members (27) are fixedly connected with the bottom plate (1).

3. The fixed length slasher for polypropylene fibers as claimed in claim 1, wherein: The upper surface of the support plate (2) is fixedly provided with a support (28), and the support (28) is fixedly connected with the vertical plate (21).

4. The fixed length slasher for polypropylene fibers as claimed in claim 1, wherein: The one side of the vertical plate (21) is symmetrically fixedly provided with two limiting sleeves (26), and the tooth column (25) is clamped in the limiting sleeve (26).

5. The fixed length slasher for polypropylene fibers as claimed in claim 1, wherein: The upper surface of the bottom plate (1) is symmetrically fixedly provided with a limiting plate (32), the inner side of the limiting plate (32) is provided with a limiting groove (33), and the lifting block (3) is clamped in the limiting groove (33).

6. The fixed length slasher for polypropylene fibres as claimed in claim 2 wherein: The two sides of the cutting plate (4) are symmetrically fixedly provided with indirect carrier plates (41), and the indirect carrier plates (41) are used in cooperation with the transmission assemblies (5).

7. The fixed length slasher for polypropylene fibres as claimed in claim 2 wherein: The cutting plate (4) is fixedly connected with the limiting plate (32).

8. The fixed length slasher for polypropylene fibres as claimed in claim 6 wherein: ​

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