Cloth cutting device for child safety seat cloth cover production

Abstract

The utility model discloses a cloth cutting device for child safety seat cloth cover production, relates to the related field of child safety seat cloth cover production, and aims to solve the problems that in the prior art, due to the fact that a certain acting force is exerted on cloth when the cloth is cut by a cutting structure, the cloth moves towards the position of the cutting structure, the cloth is pulled and deformed, and the production efficiency is high. The cut cloth surface is easy to skew, so that the cut surface is not in a preset shape, and the rejection rate is increased. A cutting unit is arranged on one side of the upper end of the operation table and comprises a C-shaped fixing frame, the C-shaped fixing frame is fixedly welded to the operation table, a lower connecting plate is arranged in the middle of the rear end of the interior of the C-shaped fixing frame, a cutting assembly is arranged in the middle of the lower end of the lower connecting plate, and fixing assemblies are symmetrically arranged on the two sides of the lower end of the lower connecting plate. The cutting assembly and the fixing assembly each comprise a side fixing block, and a limiting roller is rotationally connected between the two side fixing blocks on the fixing assembly.

Description

Technical Field

[0001] The utility model relates to the field related to the production of child safety seat cloth covers, in particular to a cloth cutting device for producing child safety seat cloth covers. Background Art

[0002] Child safety seats, also known as child occupant restraint systems, are devices designed for children of different weights (or ages) and can effectively improve children's safety when riding in a car. In the event of a car collision or sudden deceleration, they can reduce the impact force on children and reduce injuries by limiting the movement of children's bodies. They are compulsory certified products.

[0003] The fabric on the surface of the child seat requires a plurality of fabrics of different shapes to be sewn and spliced ​​to form a child safety seat cover, thereby improving the comfort and aesthetics of the child safety seat.

[0004] Since the cutting structure exerts a certain force on the cloth when cutting, the cloth moves toward the cutting structure, the cloth is pulled and deformed, and the cut cloth surface is easily skewed, so that the cut surface is not the preset shape, and the scrap rate increases. Utility Model Content

[0005] The utility model aims to provide a cloth cutting device for producing cloth covers for child safety seats, so as to solve the problem in the above-mentioned background technology that the cutting structure exerts a certain force on the cloth when cutting the cloth, so that the cloth moves toward the position of the cutting structure, the cloth is pulled and deformed, the cut cloth surface is easily skewed, so that the cut surface is not in the preset shape, and the scrap rate increases.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cloth cutting device for producing cloth covers for child safety seats, comprising an operating table, lower legs are welded and fixed on both sides of the lower end of the operating table, a cutting unit is arranged on one side of the upper end of the operating table, the cutting unit comprises a C-shaped fixing frame, the C-shaped fixing frame is welded and fixed to the operating table, a lower connecting plate is arranged in the middle of the rear end inside the C-shaped fixing frame, a cutting assembly is arranged in the middle of the lower end of the lower connecting plate, fixing assemblies are symmetrically arranged on both sides of the lower end of the lower connecting plate, the cutting assembly and the fixing assembly both comprise side fixing blocks, a limiting roller is rotatably connected between the two side fixing blocks on the fixing assembly, a cutting blade is arranged between the two side fixing blocks on the cutting assembly, an upper vertical rod is fixed to the upper end of the side fixing block, the upper vertical rod extends upward through the lower connecting plate and is slidably connected to the lower connecting plate, and a pressure spring is arranged along the outer side of the upper vertical rod between the lower connecting plate and the side fixing block.

[0007] Preferably, a driving motor is installed on one side of the upper end of the rear end of the C-shaped fixing frame, a driving threaded rod is installed in the C-shaped fixing frame along the output shaft end of the driving motor, and a sliding limit rod is provided in the C-shaped fixing frame at a position symmetrical to the driving threaded rod.

[0008] Preferably, the driving threaded rod and the sliding limit rod are both slidably connected to the outside with sliding blocks, the lower ends of the two sliding blocks are commonly connected to an intermediate fixed plate, a driving cylinder is installed in the middle of the upper end of the intermediate fixed plate, the output rod end of the driving cylinder is connected to the lower connecting plate, vertical limit rods are fixed on both sides of the upper end of the lower connecting plate, and the vertical limit rods slide vertically along the intermediate fixed plate.

[0009] Preferably, an upper slot is formed on the upper end surface of the operating table, and a cutting slot is formed on the end surface of the operating table along the lower end of the cutting blade, and the cutting slot is arranged in the front-to-back direction.

[0010] Preferably, an inclined material discharge surface is formed inside the upper slot of the operating table along the outer side of the cutting unit, and a conveying roller is rotatably connected inside the upper slot, and two conveying rollers are provided.

[0011] Preferably, a cloth roll placing plate is welded and fixed to the front and rear ends on the other side of the upper end of the operating table, a semi-cylindrical groove is penetrated through the cloth roll placing plate, a circular array of rotating rollers is arranged in the semi-cylindrical groove, the rotating rollers rotate in the semi-cylindrical groove, a vertical groove is penetrated through the upper end of the semi-cylindrical groove on the cloth roll placing plate, and an inclined groove is penetrated through the outer side of the vertical groove on the upper end of the cloth roll placing plate.

[0012] Preferably, the uppermost ends of the upper vertical rods are fixed with limited end caps.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, the output rod end of the driving cylinder is extended, so that the upper limit roller of the fixed component first contacts the rear end of the plane where the cloth is located. As the output rod end of the driving cylinder continues to extend, the pressure spring on the fixed component is compressed, and the cutting blade on the cutting component contacts the cloth, and the pressure spring on the cutting component keeps the lower blade stable during the cutting process. The driving motor drives the driving threaded rod to rotate, so that the sliding block, the middle fixed plate, the driving cylinder, the lower connecting plate, the cutting component and the fixed component move from back to front, the upper limit roller of the fixed component rolls and presses the cloth at the upper end of the cloth, and the cutting blade on the cutting component cuts the cloth; during the cutting process, the upper limit roller of the fixed component exerts a certain pressure on the cloth to resist the force applied to the cloth during cutting, so that the cloth will not easily move due to the cutting pressure, solving the problem that the current cutting structure exerts a certain force on the cloth during cutting, causing the cloth to move to the position of the cutting structure, the cloth is pulled and deformed, and the cut cloth surface is easily skewed, so that the cutting surface is not in the preset shape, and the scrap rate increases.

[0015] 2. In the utility model, the axis of the cloth roll is placed in the inclined groove of the cloth roll placement plate, and the axis reaches the semi-cylindrical groove through the vertical groove. The cloth roll is placed on two cloth roll placement plates, and the semi-cylindrical groove is rotatably connected with a rotating roller to assist in the feeding rotation of the axis of the cloth roll. There is no need to additionally place and fix the axis of the cloth roll, which reduces the preparation work before cutting and reduces the operation time.

[0016] 3. In the utility model, the output rod end of the driving cylinder contracts and extends to drive the lower connecting plate to move, so that the cutting assembly moves away from and close to the cloth; the driving motor drives the driving threaded rod to rotate, and the threaded connection between the driving threaded rod and the sliding block drives the sliding block, the middle fixed plate, the driving cylinder, the lower connecting plate, the cutting assembly and the fixed assembly to move. Through the cooperation of the two-part driving structure, the entire device completes the cutting process simply and smoothly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of a cloth cutting device for producing a child safety seat cloth cover according to the utility model;

[0018] Figure 2 This is an enlarged structural diagram of location A of a fabric cutting device for producing a fabric cover for a child safety seat according to the utility model;

[0019] Figure 3 This is a sectional view of the overall structure of a cloth cutting device for producing a child safety seat cloth cover according to the utility model;

[0020] Figure 4 It is a main cross-sectional view of a fabric cutting device for producing a fabric cover for a child safety seat according to the utility model;

[0021] Figure 5 This is an enlarged view of the structure of position B of a fabric cutting device for producing a child safety seat fabric cover according to the utility model.

[0022] In the figure: 1. operating table; 2. upper slot; 3. inclined material discharge surface; 4. lower support leg; 5. cloth roll placement plate; 6. inclined slot; 7. vertical slot; 8. semi-cylindrical slot; 9. rotating roller; 10. conveying roller; 11. cutting unit; 12. C-shaped fixing frame; 13. driving motor; 14. driving threaded rod; 15. sliding limit rod; 16. sliding block; 17. middle fixing plate; 18. driving cylinder; 19. lower connecting plate; 20. vertical limit rod; 21. cutting assembly; 22. fixing assembly; 23. cutting blade; 24. limit roller; 25. side fixing block; 26. upper vertical rod; 27. limit end; 28. pressure spring; 29. ​​cutting slot. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] See also Figure 1-5 The utility model provides an embodiment: a cloth cutting device for producing a child safety seat cloth cover, comprising an operating table 1, lower legs 4 are welded and fixed on both sides of the lower end of the operating table 1, a cutting unit 11 is arranged on one side of the upper end of the operating table 1, the cutting unit 11 comprises a C-shaped fixing frame 12, the C-shaped fixing frame 12 is welded and fixed to the operating table 1, a lower connecting plate 19 is arranged in the middle of the rear end of the C-shaped fixing frame 12, a cutting assembly 21 is arranged in the middle of the lower end of the lower connecting plate 19, and fixing assemblies 22 are symmetrically arranged on both sides of the lower end of the lower connecting plate 19, the cutting assembly 21 and the fixing assembly 22 both comprise side fixing blocks 25, and a limiting roller 24 is rotatably connected between the two side fixing blocks 25 on the fixing assembly 22, and the cutting assembly 21 A cutting blade 23 is arranged between the upper two side fixed blocks 25. In the present figure, the cutting blade 23 is not provided with a driving structure, and can be provided with a blade surface inclined forward to complete fixed cutting, or a cutting disk can be provided as in the figure, which moves under the driving action, so as to cut and rotate, or a driving structure is provided to drive the cutting blade 23 to rotate, so that the cutting blade 23 cuts; an upper vertical rod 26 is fixed to the upper end of the side fixed block 25, and a limiting end 27 is fixed at the uppermost end of the upper vertical rod 26 to play a limiting role, and the upper vertical rod 26 extends upward through the lower connecting plate 19 and is slidably connected to the lower connecting plate 19, and a pressure spring 28 is arranged between the lower connecting plate 19 and the side fixed block 25 along the outer side of the upper vertical rod 26;

[0025] An upper slot 2 is formed on the upper end surface of the operating table 1, and a cutting slot 29 is formed on the end surface of the operating table 1 along the lower end of the cutting blade 23. The cutting slot 29 is arranged in the front-to-back direction and is substantially equal to the length of the upper slot 2 to complete the overall cutting.

[0026] Furthermore, a driving motor 13 is installed on one side of the upper end of the rear end of the C-shaped fixing frame 12, a driving threaded rod 14 is installed along the output shaft end of the driving motor 13 in the C-shaped fixing frame 12, and a sliding limit rod 15 is arranged in the C-shaped fixing frame 12 at a symmetrical position with the driving threaded rod 14; sliding blocks 16 are slidably connected to the outside of the driving threaded rod 14 and the sliding limit rod 15, and the lower ends of the two sliding blocks 16 are commonly connected to an intermediate fixing plate 17, and a driving cylinder 18 is installed in the middle of the upper end of the intermediate fixing plate 17, and the output rod end of the driving cylinder 18 is connected to a lower connecting plate 19, and vertical limit rods 20 are fixed on both sides of the upper end of the lower connecting plate 19, and the vertical limit rods 20 slide vertically along the intermediate fixing plate 17.

[0027] The output rod end of the driving cylinder 18 contracts and drives the lower connecting plate 19 to move upward, driving the vertical limit rod 20 and the cutting assembly 21 away from the cloth. The rear driving motor 13 drives the driving threaded rod 14 to rotate, and through the threaded connection relationship between the driving threaded rod 14 and the sliding block 16, drives the sliding block 16, the middle fixed plate 17, the driving cylinder 18, the lower connecting plate 19, the cutting assembly 21 and the fixing assembly 22 to move to the rear end position of the cloth.

[0028] The output rod end of the driving cylinder 18 extends, so that the upper limit roller 24 of the fixed component 22 first contacts the rear end of the plane where the cloth is located. As the output rod end of the driving cylinder 18 continues to extend, the pressure spring 28 on the fixed component 22 is compressed, and the cutting blade 23 on the cutting component 21 contacts the cloth, and the pressure spring 28 on the cutting component 21 keeps the lower blade stable during the cutting process. The driving motor 13 drives the driving threaded rod 14 to rotate, so that the sliding block 16, the middle fixed plate 17, the driving cylinder 18, the lower connecting plate 19, the cutting component 21 and the fixed component 22 move from the back to the front, and the upper limit roller 24 of the fixed component 22 rolls and presses the cloth at the upper end of the cloth, and the cutting blade 23 on the cutting component 21 cuts the cloth, and the cut cloth is discharged along the inclined discharge surface 3 to the conveying plane of the next conveying device, and continues to be fed manually or with other automatic machinery to perform the next round of cutting.

[0029] Furthermore, an inclined material discharge surface 3 is formed inside the upper slot 2 of the operating table 1 along the outer side of the cutting unit 11, and a conveying roller 10 is rotatably connected inside the upper slot 2, and two conveying rollers 10 are provided. A cloth roll placement plate 5 is welded and fixed at the front and rear ends of the other side of the upper end of the operating table 1, and a semi-cylindrical groove 8 is penetrated on the cloth roll placement plate 5, and a rotating roller 9 is arranged in a circular array inside the semi-cylindrical groove 8, and the rotating roller 9 rotates in the semi-cylindrical groove 8. A vertical groove 7 is penetrated on the cloth roll placement plate 5 along the upper end of the semi-cylindrical groove 8, and an inclined groove 6 is penetrated on the cloth roll placement plate 5 along the outer side of the vertical groove 7.

[0030] The cloth roll shaft is placed into the inclined groove 6 of the cloth roll placement plate 5, and the shaft passes through the vertical groove 7 to reach the semi-cylindrical groove 8, and the cloth roll is placed on the two cloth roll placement plates 5; then the cloth roll is pulled through the lower ends of the two conveying rollers 10, and then pulled into the cutting unit 11, and then pulled out.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A fabric cutting device for producing fabric covers for child safety seats, comprising an operating table (1), lower legs (4) being welded and fixed on both sides of the lower end of the operating table (1), characterized in that: A cutting unit (11) is arranged on one side of the upper end of the operating table (1), and the cutting unit (11) comprises a C-shaped fixing frame (12), and the C-shaped fixing frame (12) is fixed to the operating table (1) by welding, and a lower connecting plate (19) is arranged in the middle of the rear end of the C-shaped fixing frame (12), and a cutting assembly (21) is arranged in the middle of the lower end of the lower connecting plate (19), and fixing assemblies (22) are symmetrically arranged on both sides of the lower end of the lower connecting plate (19), and the cutting assembly (21) and the fixing assembly (22) both comprise side fixing blocks (25) A limiting roller (24) is rotatably connected between the two side fixing blocks (25) on the fixing assembly (22); a cutting blade (23) is arranged between the two side fixing blocks (25) on the cutting assembly (21); an upper vertical rod (26) is fixed to the upper end of the side fixing block (25); the upper vertical rod (26) extends upward through the lower connecting plate (19) and is slidably connected to the lower connecting plate (19); a pressure spring (28) is arranged between the lower connecting plate (19) and the side fixing block (25) along the outside of the upper vertical rod (26).

2. A fabric cutting device for producing a child safety seat cover according to claim 1, characterized in that: A driving motor (13) is installed on one side of the upper end of the rear end of the C-shaped fixing frame (12), a driving threaded rod (14) is installed inside the C-shaped fixing frame (12) along the output shaft end of the driving motor (13), and a sliding limit rod (15) is provided inside the C-shaped fixing frame (12) at a position symmetrical to the driving threaded rod (14).

3. A fabric cutting device for producing a child safety seat cover according to claim 2, characterized in that: The driving threaded rod (14) and the sliding limit rod (15) are both slidably connected to a sliding block (16) at their exteriors, the lower ends of the two sliding blocks (16) are commonly connected to an intermediate fixing plate (17), a driving cylinder (18) is installed in the middle of the upper end of the intermediate fixing plate (17), the output rod end of the driving cylinder (18) is connected to a lower connecting plate (19), vertical limit rods (20) are fixed on both sides of the upper end of the lower connecting plate (19), and the vertical limit rods (20) slide vertically along the intermediate fixing plate (17).

4. The fabric cutting device for producing a child safety seat cover according to claim 1, characterized in that: An upper slot (2) is provided on the upper end surface of the operating table (1), and a cutting slot (29) is provided on the end surface of the operating table (1) along the lower end of the cutting blade (23), wherein the cutting slot (29) is arranged in the front-to-back direction.

5. The fabric cutting device for producing a child safety seat cover according to claim 4, characterized in that: An inclined material discharge surface (3) is formed inside the upper slot (2) of the operating table (1) along the outer side of the cutting unit (11), and a conveying roller (10) is rotatably connected inside the upper slot (2), and two conveying rollers (10) are provided.

6. The fabric cutting device for producing a child safety seat cover according to claim 1, characterized in that: A cloth roll placement plate (5) is welded and fixed at the front and rear ends of the other side of the upper end of the operating table (1); a semi-cylindrical groove (8) is provided through the cloth roll placement plate (5); a rotating roller (9) is provided in a circular array inside the semi-cylindrical groove (8); the rotating roller (9) rotates in the semi-cylindrical groove (8); a vertical groove (7) is provided through the cloth roll placement plate (5) along the upper end of the semi-cylindrical groove (8); and an inclined groove (6) is provided through the cloth roll placement plate (5) along the outer side of the vertical groove (7).

7. The fabric cutting device for producing a child safety seat cover according to claim 1, characterized in that: The uppermost ends of the upper vertical rods (26) are fixed with limiting end heads (27).

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