Novel sewing device for dust removal filter bag production

Abstract

The utility model provides a novel sewing device for dust removal filter bag production, and belongs to the technical field of filter bag production. Comprising a workbench, adjusting plates, two adjusting blocks and a sewing machine, each adjusting plate is fixed to the top of the workbench, each adjusting plate is provided with a U-shaped folding hole, the two adjusting blocks are arranged in the folding holes in a sliding mode respectively, each adjusting block is provided with a guide hole, and two symmetrically-arranged locking blocks are arranged on the inner wall of the guide hole in a sliding mode; one ends of the two locking blocks extend out of the adjusting blocks and abut against the inner wall of the folding hole, a locking spring located in the guide hole is fixed between the two locking blocks, pressing blocks are fixed to one ends of the two locking blocks, and one end of each adjusting block is provided with a through hole allowing one end of the corresponding pressing block to penetrate through and communicated with the corresponding guide hole. A mounting frame is fixed to the right end of the sewing machine, and a folding plate is fixed to the lower end of the mounting frame. The device can effectively adjust the overlapping area of the two ends of the cloth, save labor and improve the processing efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of filter bag production and relates to a novel sewing device for producing dust removal filter bags. Background Art

[0002] The dust filter bag is the heart of the bag filter during operation. Usually, the cylindrical pulse filter bag is hung vertically in the dust collector. The filter bag consists of a bag head and a bag body.

[0003] The filter bag body needs to be sewn, and during the sewing process, the two ends of the cloth need to be overlapped so that one end of the cloth is located above the other end of the cloth, and the overlapping parts need to be sewn. Currently, the existing filter bag sewing devices all overlap the two ends of the cloth by setting a folding plate. However, during use, the folding plate is first manually compared and adjusted in real time to make one end of the cloth higher than the other end of the cloth, and then the two ends of the cloth pass through the folding plate respectively. The operation is cumbersome, wastes labor, has low processing efficiency, and the manual processing is imprecise, and the overlapping area of ​​the two ends of the cloth cannot be guaranteed all the time, which reduces the processing quality. Utility Model Content

[0004] The utility model aims to address the deficiencies of the prior art and propose a novel sewing device for producing dust filter bags, which is used to solve the technical problems mentioned in the background technology that the prior art requires manual real-time comparison and adjustment of the overlapping area of ​​the two ends of the cloth, which wastes manpower and has low processing efficiency.

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

[0006] A new type of sewing device for producing dust filter bags, comprising:

[0007] A workbench, with transmission rollers rotatably mounted on both sides of the top of the workbench;

[0008] An adjustment plate, the adjustment plate is fixed on the top of the workbench and is located on one side of the two transmission rollers, and the adjustment plate is provided with a U-shaped folding hole;

[0009] Two adjusting blocks, the two adjusting blocks are slidably arranged in the folding hole, each of the adjusting blocks is provided with a guide hole, and each of the adjusting blocks is also provided with a through hole, and the through holes are connected with the guide holes in a one-to-one correspondence;

[0010] Two groups of locking blocks, each group of locking blocks includes two blocks, the two groups of locking blocks are slidably arranged in the two guide holes in a one-to-one correspondence, and one end of each locking block abuts against the inner wall of the folding hole;

[0011] Two locking springs, each locking spring is connected to two locking blocks of the same group, and the locking springs are arranged in corresponding guide holes;

[0012] Two groups of pressing blocks, each group of pressing blocks includes two blocks, the four pressing blocks are fixedly arranged at the front ends of the four locking blocks in a one-to-one correspondence, and one end of each group of pressing blocks passes through the corresponding through hole;

[0013] A sewing machine, which is fixed on the workbench and located on the left side of the adjustment plate;

[0014] A mounting frame, the mounting frame being fixedly mounted on the right end of the sewing machine;

[0015] A folding plate is fixedly arranged at the upper and lower ends of the mounting plate.

[0016] Working principle:

[0017] When one of the adjusting blocks is lowered: the staff presses the two pressing blocks at the same time to make the two pressing blocks approach each other, and the pressing blocks drive the locking block to move along the guide hole until the locking block no longer abuts against the inner wall of the folding hole, and moves the adjusting block at one end downward, thereby changing the height of one end of the cloth, and releasing the pressing block, so that one end of the locking block abuts against the inner wall of the folding hole under the action of the locking spring, so as to fix the adjusting block; when the other adjusting block is raised: the same operation as above, moves the adjusting block at the other end upward, thereby changing the height of one end of the cloth, and releasing the pressing block, so that one end of the locking block abuts against the inner wall of the folding hole under the action of the locking spring, so as to fix the adjusting block; the height adjustment of the two ends of the cloth can be completed through the above operation, and after the adjustment is completed, the cloth is pulled to the adjusting plate through the transmission roller, the cloth passes through the folding hole, and the two adjusting blocks cooperate to limit the height of the two ends of the cloth, and the sewing machine is started to sew the two ends of the cloth.

[0018] The beneficial effects of the utility model are:

[0019] The utility model realizes the folding processing of the cloth and the height adjustment of the two ends of the cloth during the transmission process by arranging the adjustment plate, the adjustment block and the folding hole. The height limiting processing of the two ends of the cloth is realized through the cooperation of the adjustment block and the folding hole, thereby realizing the adjustment processing of the overlapping area of ​​the two ends of the cloth, effectively ensuring that the overlapping area of ​​the two ends of the cloth will not change subsequently, and there is no need for the staff to always watch the cloth and compare and adjust the two ends of the cloth, thereby saving labor and improving processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0021] Figure 2 It is a structural schematic diagram of an adjustment plate of an embodiment of the utility model;

[0022] Figure 3 is a cross-sectional view of point A of the utility model embodiment;

[0023] Figure 4 It is an enlarged view of A of the utility model embodiment;

[0024] Figure 5 is a cross-sectional view of an adjustment block of an embodiment of the utility model;

[0025] Figure 6 It is a schematic diagram of assembling the mounting frame and the folding plate of the utility model embodiment.

[0026] Explanation of the accompanying drawings: 1. workbench; 2. transmission roller; 3. adjustment plate; 4. folding hole; 5. adjustment block; 6. guide hole; 7. locking block; 8. locking spring; 9. pressing block; 10. through hole; 11. sewing machine; 12. mounting frame; 13. folding plate; 14. locking groove; 15. notch; 16. abutment block; 17. inclined portion; 18. slider; 19. slide groove; 20. connecting frame; 21. folding cylinder; 22. supporting frame; 23. folding groove; 24. anti-slip rubber block. DETAILED DESCRIPTION

[0027] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0028] like Figure 1-3 As shown, a new type of sewing device for producing dust filter bags includes:

[0029] A new type of sewing device for producing dust filter bags, comprising:

[0030] A workbench 1, with transmission rollers 2 rotatably mounted on both sides of the top of the workbench 1;

[0031] An adjustment plate 3, the adjustment plate 3 is fixed on the top of the workbench 1 and is located on one side of the two transmission rollers 2, and the adjustment plate 3 is provided with a U-shaped folding hole 4;

[0032] Two adjusting blocks 5, the two adjusting blocks 5 are slidably arranged in the folding hole 4, each of the adjusting blocks 5 is provided with a guide hole 6, and each of the adjusting blocks 5 is also provided with a through hole 10, and the through holes 10 are connected with the guide holes 6 in a one-to-one correspondence;

[0033] Two groups of locking blocks 7, each group of locking blocks 7 includes two blocks, the two groups of locking blocks 7 are slidably arranged in the two guide holes 6 in a one-to-one correspondence, and one end of each locking block 7 abuts against the inner wall of the folding hole 4;

[0034] Two locking springs 8, each locking spring 8 is connected to two locking blocks 7 of the same group, and the locking spring 8 is arranged in the corresponding guide hole 6;

[0035] Two groups of pressing blocks 9, each group of pressing blocks 9 includes two blocks, and the four pressing blocks 9 are fixedly arranged at the front ends of the four locking blocks 7 in a one-to-one correspondence, and one end of each group of pressing blocks 9 passes through the corresponding through hole 10;

[0036] A sewing machine 11, wherein the sewing machine 11 is fixed on the workbench 1 and is located on the left side of the adjustment plate 3;

[0037] A mounting frame 12, the mounting frame 12 is fixedly mounted on the right end of the sewing machine 11;

[0038] A folding plate 13 is fixed on the lower end of the mounting plate 12.

[0039] like Figure 3-5 As shown, a notch 15 is provided at the lower end of the adjusting block 5, and locking grooves 14 for embedding the locking blocks 7 are provided on the inner walls on both sides of the folding hole 4, and a plurality of end-to-end abutment blocks 16 are fixed to the inner wall of each of the locking grooves 14, and the cross-section of the abutment blocks 16 is a right-angled triangle, and one end of each of the locking blocks 7 has an inclined portion 17, and the inclined end of the inclined portion 17 can be abutted against the inclined end of one of the abutment blocks 16, and the lower end of the inclined portion 17 can be abutted against the upper end of another abutment block 16, and the outer wall of each of the locking blocks 7 has a symmetrically arranged slider 18, and a slide groove 19 for embedding the slider 18 is provided in the adjusting block 5, and the slide groove 19 is connected to the guide hole 6.

[0040] like Figure 1 and Figure 6 As shown, a connecting frame 20 is fixed to the left end of the adjusting plate 3, a folding cylinder 21 is fixed to the lower end of the connecting frame 20, a supporting frame 22 located on the left side of the folding cylinder 21 is fixed to the top of the workbench 1, the sewing machine 11 is fixed on the supporting frame 22, the folding plate 13 is located between the sewing machine 11 and the folding cylinder 21, and folding grooves 23 are respectively opened at the front and rear ends of the folding plate 13, and one of the folding grooves 23 is located above the other folding groove 23.

[0041] like Figure 4 As shown, an anti-skid rubber block 24 is fixed on the outside of each pressing block 9 , and the anti-skid rubber block 24 can effectively increase the friction between the fingers of the staff and the pressing block 9 .

[0042] The specific operation mode of the utility model is as follows:

[0043] The cloth is pulled to the adjusting plate 3 by the conveying roller 2, and the cloth is folded through the folding holes 4 of the adjusting plate 3;

[0044] When the adjusting block 5 is moved downward: by pressing the two pressing blocks 9 on one side at the same time, the two pressing blocks 9 are brought close to each other, the pressing block 9 drives the locking block 7 to move along the guide hole 6, and the two locking blocks 7 squeeze the locking spring 8, so that the locking spring 8 is compressed and has a certain elastic potential energy, until the locking block 7 no longer abuts against the abutting block 16, and the adjusting block 5 at one end is moved downward, thereby changing the height of one end of the cloth, and the pressing block 9 is released. The locking spring 8 applies an outward thrust to the locking blocks 7 at both ends, so that the inclined card of one end of the locking block 7 is embedded between the two abutting blocks 16, so as to fix the adjusting block 5 at one end;

[0045] Move the adjusting block 5 upward to raise the adjusting block 5 at the other end: perform the same operation as above, move the adjusting block 5 at the other end upward, and then change the height of one end of the cloth, release the pressing block 9, and under the action of the locking spring 8, the inclined portion 17 at one end of the locking block 7 is inserted between the two abutting blocks 16, so as to fix the adjusting block 5 at the other end;

[0046] When the adjusting block 5 is moved upward, the adjusting block 5 can be directly moved upward. Under the cooperation of the inclined portion 17 and the inclined portion 17 of the abutting block 16, the inclined portion 17 is squeezed by the inclined surface of the abutting block 16 during the upward movement, and the inclined portion 17 drives the locking block 7 to move along the guide hole 6. When the inclined portion 17 rises to a certain height, the inclined portion 17 no longer abuts against the abutting block 16. Under the action of the locking spring 8, the locking spring 8 drives the locking block 7 to move outward along the guide hole 6, and the locking block 7 drives the inclined portion 17 to be embedded between the two abutting blocks 16, which can also complete the fixing of the adjusting block 5.

[0047] After the cloth passes through the folding cylinder 21, the two ends of the cloth pass through the folding grooves 23 at the two ends of the folding plate 13 respectively, and the sewing machine 11 is started to sew the overlapping two ends of the cloth. The sewn filter bag is pulled out of the workbench 1 through another transmission roller 2.

[0048] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A new type of sewing device for producing dust filter bags, characterized in that: include: A workbench (1), with transmission rollers (2) rotatably mounted on both sides of the top of the workbench (1); An adjustment plate (3), the adjustment plate (3) being fixed on the top of the workbench (1) and located on one side of the two transmission rollers (2), the adjustment plate (3) being provided with a U-shaped folding hole (4); Two adjusting blocks (5), the two adjusting blocks (5) are slidably arranged in the folding hole (4), each adjusting block (5) is provided with a guide hole (6), each adjusting block (5) is also provided with a through hole (10), and the through holes (10) are connected to the guide holes (6) in a one-to-one correspondence; Two groups of locking blocks (7), each group of locking blocks (7) includes two blocks, the two groups of locking blocks (7) are slidably arranged in the two guide holes (6) in a one-to-one correspondence, and one end of each locking block (7) abuts against the inner wall of the folding hole (4); Two locking springs (8), each locking spring (8) is connected to two locking blocks (7) in the same group, and the locking spring (8) is arranged in a corresponding guide hole (6); Two groups of pressing blocks (9), each group of pressing blocks (9) includes two blocks, the four pressing blocks (9) are fixedly arranged on the front ends of the four locking blocks (7) in a one-to-one correspondence, and one end of each group of pressing blocks (9) passes through the corresponding through hole (10); A sewing machine (11), wherein the sewing machine (11) is fixed on the workbench (1) and is located on the left side of the adjustment plate (3); A mounting frame (12), wherein the mounting frame (12) is fixedly mounted on the right end of the sewing machine (11); A folding plate (13), wherein the folding plate (13) is fixedly arranged at the lower end of the mounting frame (12).

2. A new type of sewing device for producing dust filter bags according to claim 1, characterized in that: The inner walls on both sides of the folding hole (4) are provided with locking grooves (14) for embedding the locking blocks (7).

3. A new type of sewing device for producing dust filter bags according to claim 1, characterized in that: The lower end of the adjusting block (5) is provided with a notch (15).

4. A new type of sewing device for producing dust filter bags according to claim 2, characterized in that: A plurality of end-to-end abutment blocks (16) are fixed to the inner wall of each locking groove (14), the abutment blocks (16) having a right triangle cross section, and each locking block (7) has an inclined portion (17) at one end, the inclined end of the inclined portion (17) can abut against the inclined end of one of the abutment blocks (16), and the lower end of the inclined portion (17) can abut against the upper end of another abutment block (16).

5. A new type of sewing device for producing dust filter bags according to claim 1, characterized in that: The outer wall of each locking block (7) has a symmetrically arranged sliding block (18), and a sliding groove (19) for the sliding block (18) to be embedded is opened in the adjusting block (5), and the sliding groove (19) is connected to the guide hole (6).

6. A new type of sewing device for producing dust filter bags according to claim 1, characterized in that: A connecting frame (20) is fixed to the left end of the adjusting plate (3), and a folding cylinder (21) is fixed to the lower end of the connecting frame (20).

7. A new type of sewing device for producing dust filter bags according to claim 1, characterized in that: A support frame (22) located on the left side of the folding cylinder (21) is fixed on the top of the workbench (1); the sewing machine (11) is fixed on the support frame (22); the folding plate (13) is located between the sewing machine (11) and the folding cylinder (21); and folding grooves (23) are respectively formed at the front and rear ends of the folding plate (13); one of the folding grooves (23) is located above the other folding groove (23).

8. A new type of sewing device for producing dust filter bags according to claim 1, characterized in that: An anti-slip rubber block (24) is fixed on the outer side of each pressing block (9).

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