Sewing needle type filter bag production equipment

Abstract

The utility model discloses sewing needle type filter bag production equipment, which is used for sewing bag cloth and comprises a processing table, and a bag cloth guide device, a bag cloth adjusting device and a sewing device which are sequentially arranged on the processing table, the bag cloth guide device of the sewing needle type filter bag production equipment is provided with the guide plate, the guide plate is provided with a plurality of arc-shaped guide grooves with different lengths, forming guide of bag strips with different calibers can be met, in addition, the transverse base is additionally arranged, a worker can adjust the position of the guide plate according to factors such as the thickness, hardness and size of bag cloth, and the production efficiency is improved. The side edge of the bag cloth relatively uniformly enters filter bag sewing or fusing equipment, subsequent filter bag sewing or fusing is facilitated, the bag strip forming quality is ensured, and the sewing requirements of bag strips of different calibers and materials are met. Meanwhile, the structure is simple, implementation is convenient, and cost is low.

Description

Technical Field

[0001] The utility model relates to the field of filter bag production equipment, in particular to a needle-type filter bag production equipment. Background Art

[0002] Currently, during the forming process of the filter bag, the bag cloth needs to be sewn or fused together along both sides of the length direction, and then cut to form bag strips with two open ends. Then, one end of the bag strip is used as the open bag mouth and the other end is closed to form the bag bottom.

[0003] In the existing filter bag sewing device, the positions of the edge flattening device, the bag cloth guide device and other mechanisms are fixed, resulting in limited use functions and being unable to meet the sewing requirements of bags of different calibers. Utility Model Content

[0004] The purpose of the utility model is to propose a needle-sewing filter bag production equipment to solve the problem that the positions of the edge flattening device, bag cloth guide device and other mechanisms in the above-mentioned filter bag sewing device are fixed and cannot meet the sewing requirements of bags of different calibers.

[0005] To achieve this purpose, the present invention adopts the following technical solutions:

[0006] The utility model provides a needle-sewing filter bag production device for sewing bag cloth, comprising a processing table, and a bag cloth guiding device, a bag cloth adjusting device and a sewing device which are sequentially arranged on the processing table;

[0007] The bag cloth guide device includes a transverse base, a bracket and a guide plate; the transverse base is arranged on the processing table, the transverse base is provided with a mounting groove along the X-axis direction, the bottom of the bracket is provided with a fixing block, and the fixing block is detachably mounted on the mounting groove; the guide plate is arranged on the top of the bracket; the guide plate is provided with a plurality of arc-shaped guide grooves, the arc-shaped guide grooves are radially spaced with the center of the guide plate as the center of the circle, and the length of the arc-shaped guide grooves located on the outer side is greater than the length of the arc-shaped guide grooves located on the inner side; the bag cloth passes through the arc-shaped guide grooves and enters the bag cloth adjustment device and the sewing device in sequence;

[0008] The bag cloth adjustment device is used to stack one side of the bag cloth in the X-axis direction above the other side of the bag cloth in the X-axis direction;

[0009] The sewing device is used to sew the two side edges of the bag cloth in the X-axis direction.

[0010] In the sewing needle filter bag production equipment, the bracket includes a connecting rod and a longitudinal adjustment rod; the bottom of the longitudinal adjustment rod can be detachably installed in the installation groove, and the side wall of the longitudinal adjustment rod is provided with a vertical connecting groove, the side wall of the connecting rod can be slidably set in the connecting groove, and the guide plate is set at the top of the connecting rod.

[0011] In the needle-stitched filter bag production equipment, the bag cloth adjustment device includes a connecting seat, a mounting rod, an adjustment rod, a guide plate, a plurality of rolling units and a plurality of pressure rod units;

[0012] The connecting seat is arranged on the processing table, one end of the mounting rod is connected to the connecting seat, and the other end of the mounting rod is provided with an adjustment rod so that the adjustment rod is located above the bag cloth; both sides of the adjustment rod along the X-axis direction are provided with assembly grooves, and the plurality of rolling units and the plurality of pressure rod units are respectively detachably connected to the assembly grooves;

[0013] The guide plate is provided at the upstream end of the adjusting rod, and is used to tilt one side of the bag cloth in the X-axis direction;

[0014] The rolling unit is used to roll the side edges of the bag cloth on the same side;

[0015] The pressure rod unit is tightly against the top of the side edge of the bag cloth or the bottom of the side edge of the bag cloth, and cooperates with the guide plate to stack one side edge of the bag cloth in the X-axis direction above the other side edge of the bag cloth in the X-axis direction.

[0016] In the needle-type filter bag production equipment, the rolling unit includes a fixed plate, a telescopic drive member, a connecting block and a roller; the fixed plate is detachably connected to the assembly slot, the fixed end of the telescopic drive member is arranged on the fixed plate, the driving end of the telescopic drive member faces the processing table, the connecting block is arranged at the driving end of the telescopic drive member, and the roller is rotatably assembled on the connecting block; the side wall of the roller is used to fit tightly against the bag cloth.

[0017] In the needle-type filter bag production equipment, the pressure rod unit includes a connecting piece, a vertical rod, a mounting block and a pressure rod;

[0018] The connecting piece is detachably connected to the assembly slot, and the upper end of the vertical rod is detachably connected to the connecting piece along the vertical direction; the lower end of the vertical rod is connected to the mounting block, and the pressure rod is detachably connected to the mounting block, and the pressure rod is tightly against the top of the side of the bag cloth or the bottom of the side of the bag cloth.

[0019] In the sewing needle filter bag production equipment, the sewing device includes a sewing machine base, a sewing machine head, a sewing connecting rod and a sewing base plate base;

[0020] The sewing machine base is arranged on the processing table, and the sewing machine head is arranged on the sewing machine base;

[0021] The sewing base plate seat comprises a base plate seat body and a pad, the pad is arranged on one side of the base plate seat body close to the sewing machine head, a first limiting groove is provided at the proximal end of the top of the base plate seat body, the opening of the first limiting groove faces one side of the X-axis direction of the bag cloth, and one side edge of the bag cloth in the X-axis direction is embedded in the first limiting groove; a second limiting groove is provided at the proximal end of the bottom of the base plate seat body, the opening of the second limiting groove faces the other side of the X-axis direction of the bag cloth, and the edge of the bag cloth is embedded in the second limiting groove;

[0022] One end of the suturing connecting rod is connected to the suturing machine head, and the other end of the suturing connecting rod is connected to the base plate body;

[0023] The sewing machine head cooperates with the backing plate to form a sewing station, and the sewing station is used to sew the two side edges of the bag cloth in the X-axis direction.

[0024] The needle-type filter bag production equipment also includes a reeling device, which is arranged at the upstream end of the processing table and is used to unwind the bag cloth toward the bag cloth guide device.

[0025] The needle-stitched filter bag production equipment also includes a winding and pulling device, which is arranged at the downstream end of the processing table and is used to roll up the stitched bag cloth.

[0026] A technical solution in the present invention can have the following beneficial effects:

[0027] The needle-stitch filter bag production equipment is equipped with a guide plate with multiple arc-shaped guide grooves of different lengths to meet the needs of forming bags of different calibers. In addition, a new transverse base is added, allowing workers to adjust the position of the guide plate according to factors such as the thickness, hardness, and size of the bag cloth. This ensures that the side edges of the bag cloth enter the filter bag sewing or fusing equipment relatively evenly, facilitating subsequent sewing or fusing of the filter bags, ensuring the quality of the bag strips, and meeting the sewing requirements of bags of different calibers and materials. At the same time, the structure is simple, implementation is convenient, and cost-effective. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic structural diagram of one embodiment of the present utility model;

[0029] Figure 2 yes Figure 1 A partial enlarged view of point A in the middle;

[0030] Figure 3 This is a structural diagram of a bag cloth guide device in one embodiment of the present invention;

[0031] Figure 4 This is a structural diagram of a rolling unit and a pressure rod unit in one embodiment of the present invention;

[0032] Figure 5 This is a schematic structural diagram of a suturing device in one embodiment of the present invention;

[0033] In the accompanying drawings: bag cloth 1, processing table 2, bag cloth guiding device 3, bag cloth adjusting device 4, sewing device 5, unwinding device 6, winding and pulling device 7;

[0034] Horizontal base 31, bracket 32, guide plate 33; connecting base 41, mounting rod 42, adjustment rod 43, guide plate 44, rolling unit 45, pressure rod unit 46; sewing machine base 51, sewing machine head 52, sewing connecting rod 53, sewing base plate base 54;

[0035] Fixed block 301; mounting slot 310; connecting slot 320; connecting rod 321, longitudinal adjustment rod 322, arc guide slot 330; assembly slot 430; fixed plate 451, telescopic drive member 452, connecting block 453, roller 454; connecting member 461, vertical rod 462, mounting block 463, pressure rod 464; base plate seat body 541, pad 542, first limiting slot 543, second limiting slot 544. DETAILED DESCRIPTION

[0036] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0037] In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings and are only used to facilitate the description of the present invention and simplify the description. They do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operate in a specific direction. Therefore, they should not be understood as limitations on the present invention. In addition, features defined as "first" or "second" may explicitly or implicitly include one or more such features, and are used to distinguish between the described features without distinction of order or importance.

[0038] In the description of the present invention, unless otherwise specified, “a plurality of” means two or more.

[0039] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0040] Please refer to Figures 1 to 5 The utility model provides a needle-sewing filter bag production device for sewing bag cloth 1, comprising a processing table 2, and a bag cloth guiding device 3, a bag cloth adjusting device 4 and a sewing device 5 sequentially arranged on the processing table 2;

[0041] The bag cloth guide device 3 includes a transverse base 31, a bracket 32 ​​and a guide plate 33; the transverse base 31 is arranged on the processing table 2, and the transverse base 31 is provided with a mounting groove 310 along the X-axis direction. The bottom of the bracket 32 ​​is provided with a fixing block 301, and the fixing block 301 is detachably mounted on the mounting groove 310; the guide plate 33 is arranged on the top of the bracket 32; the guide plate 33 is provided with a plurality of arc-shaped guide grooves 330, and the arc-shaped guide grooves 330 are radially spaced with the center of the guide plate 33 as the center of the circle, and the length of the arc-shaped guide grooves 330 located on the outside is greater than the length of the arc-shaped guide grooves 330 located on the inside; the bag cloth 1 passes through the arc-shaped guide grooves 330 and enters the bag cloth adjustment device 4 and the sewing device 5 in sequence;

[0042] The bag cloth adjusting device 4 is used to stack one side of the bag cloth 1 in the X-axis direction above the other side of the bag cloth 1 in the X-axis direction;

[0043] The sewing device 5 is used to sew the two side edges of the bag cloth 1 in the X-axis direction.

[0044] The needle-stitched filter bag production equipment is provided with a bag cloth guiding device 3, a bag cloth adjusting device 4 and a sewing device 5. The bag cloth guiding device 3 is used to gradually bring the two sides of the bag cloth together, and then the bag cloth adjusting device 4 is used to stack one side of the bag cloth 1 in the X-axis direction on top of the other side of the bag cloth 1 in the X-axis direction. Subsequently, the sewing device 5 is used to sew the two sides of the bag cloth 1 in the X-axis direction.

[0045] With this structure, the guide plate 33 is equipped with multiple arc-shaped guide grooves 330 of varying lengths, enabling the formation of bags of varying calibers. Furthermore, a new transverse base 31 is added, allowing operators to adjust the position of the guide plate 33 based on factors such as the thickness, hardness, and size of the bag cloth 1. This ensures that the sides of the bag cloth enter the filter bag sewing or fusing equipment relatively evenly, facilitating subsequent sewing or fusing of the filter bags, ensuring the quality of the bag strips formed, and meeting the sewing requirements of bags of varying calibers and materials. Furthermore, the structure is simple, easy to implement, and low-cost.

[0046] Specifically, the bracket 32 ​​includes a connecting rod 321 and a longitudinal adjustment rod 322; the bottom of the longitudinal adjustment rod 322 can be detachably installed in the installation groove 310, and the side wall of the longitudinal adjustment rod 322 is provided with a vertical connecting groove 320, the side wall of the connecting rod 321 can be slidably set in the connecting groove 320, and the guide plate 33 is set at the top of the connecting rod 321.

[0047] With the above structure, the connecting rod 321 and the longitudinal adjustment rod 322 cooperate to adjust the height of the guide plate 33 according to the actual bag cloth 1, further meeting the sewing requirements of bag strips of different calibers and materials. The connecting rod 321 is tightly abutted against the connecting groove 320 by a bolt, thereby achieving a fixed connection between the connecting rod 321 and the longitudinal adjustment rod 322.

[0048] Specifically, the bag cloth adjustment device 4 includes a connecting seat 41, a mounting rod 42, an adjustment rod 43, a guide plate 44, a plurality of rolling units 45 and a plurality of pressure rod units 46;

[0049] The connecting seat 41 is arranged on the processing table 2, one end of the mounting rod 42 is connected to the connecting seat 41, and the other end of the mounting rod 42 is provided with an adjustment rod 43, so that the adjustment rod 43 is located above the bag cloth 1; both sides of the adjustment rod 43 along the X-axis direction are provided with assembly grooves 430, and the plurality of rolling units 45 and the plurality of pressure rod units 46 are respectively detachably connected to the assembly grooves 430;

[0050] The guide plate 44 is provided at the upstream end of the adjustment rod 43, and the guide plate 44 is used to tilt one side of the bag cloth 1 in the X-axis direction;

[0051] The rolling unit 45 is used to roll the side of the bag cloth 1 on the same side;

[0052] The pressure rod unit 46 is tightly against the top of the side of the bag cloth 1 or the bottom of the side of the bag cloth 1, and cooperates with the guide plate 44 to stack one side of the bag cloth 1 in the X-axis direction above the other side of the bag cloth 1 in the X-axis direction.

[0053] With the above structure, multiple rolling units 45 and multiple pressing rod units 46 cooperate to stack one side of the bag cloth 1 in the X-axis direction on top of the other side of the bag cloth 1 in the X-axis direction, and flatten the side of the bag cloth 1.

[0054] The adjusting rod 43 is connected to the rolling unit 45 and the pressure rod unit 46 through the assembly groove 430. The rolling unit 45 and the pressure rod unit 46 are respectively detachably connected. The staff can adjust the distance of the pressure rod 464 relative to the adjusting rod 43 according to factors such as the thickness, hardness and size of the bag cloth 1 to meet the sewing requirements of bag strips of different calibers and materials.

[0055] Furthermore, the rolling unit 45 includes a fixed plate 451, a telescopic driving member 452, a connecting block 453 and a roller 454; the fixed plate 451 is detachably connected to the assembly slot 430, the fixed end of the telescopic driving member 452 is arranged on the fixed plate 451, the driving end of the telescopic driving member 452 faces the processing table 2, the connecting block 453 is arranged at the driving end of the telescopic driving member 452, and the roller 454 is rotatably assembled on the connecting block 453; the side wall of the roller 454 is used to fit tightly against the bag cloth 1.

[0056] The fixing plate 451 is detachably connected to the assembly slot 430, and the staff can adjust the position of the rolling unit 45 in the assembly slot 430 as needed. In a specific embodiment of the present invention, the telescopic driving member 452 is specifically a cylinder, which can drive the connecting block 453 and the roller 454 to rise or fall, thereby adjusting the distance between the roller 454 and the bag cloth 1. The distance can be adjusted according to the actual thickness or hardness of the bag cloth 1. In combination with the upper pressure rod unit 46 to tighten the bag cloth 1, the side of the bag cloth 1 can be flattened to facilitate sewing.

[0057] Furthermore, the pressure rod unit 46 includes a connecting member 461, a vertical rod 462, a mounting block 463 and a pressure rod 464;

[0058] The connecting piece 461 is detachably connected to the assembly groove 430, and the upper end of the vertical rod 462 is detachably connected to the connecting piece 461 along the vertical direction; the lower end of the vertical rod 462 is connected to the mounting block 463, and the pressure rod 464 is detachably connected to the mounting block 463, and the pressure rod 464 is tightly against the top of the side of the bag cloth 1 or the bottom of the side of the bag cloth 1.

[0059] Connecting piece 461 is detachably connected to assembly slot 430. Workers can adjust the position of pressure rod unit 46 in assembly slot 430 as needed, thereby adjusting the specific position of pressure rod 464. One pressure rod 464 abuts against the top of the side of bag cloth 1, while the other pressure rod 464 abuts against the bottom of the side of bag cloth 1, thereby tightening the side of the filter bag. Vertical rod 462 and mounting block 463 are used to connect pressure rod 464.

[0060] Specifically, the suturing device 5 includes a sewing machine base 51, a sewing machine head 52, a sewing connecting rod 53 and a sewing base plate base 54;

[0061] The sewing machine base 51 is arranged on the processing table 2, and the sewing machine head 52 is arranged on the sewing machine base 51;

[0062] The sewing base plate seat 54 includes a base plate seat body 541 and a pad 542, and the pad 542 is arranged on one side of the base plate seat body 541 close to the sewing machine head 52. A first limiting groove 543 is provided at the proximal end of the top of the base plate seat body 541, and the opening of the first limiting groove 543 faces one side of the bag cloth 1 in the X-axis direction, and one side of the bag cloth 1 in the X-axis direction is embedded in the first limiting groove 543; a second limiting groove 544 is provided at the proximal end of the bottom of the base plate seat body 541, and the opening of the second limiting groove 544 faces the other side of the bag cloth 1 in the X-axis direction, and the side of the bag cloth 1 is embedded in the second limiting groove 544;

[0063] One end of the suturing link 53 is connected to the suturing machine head 52, and the other end of the suturing link 53 is connected to the base plate body 541;

[0064] The sewing machine head 52 cooperates with the backing plate 542 to form a sewing station, which is used to sew both sides of the bag cloth 1 in the X-axis direction.

[0065] The sewing device 5 can be similar to existing filter bag sewing equipment. The sewing head 52 and the backing plate 542 cooperate to form a sewing station. The backing plate 542 is located below the two sides of the bag cloth 1. The needle of the sewing head 52 is located above the two sides of the bag cloth 1, and can sew the two sides of the bag cloth 1 to form a sleeve. The sewing connecting rod 53 serves to connect the sewing head 52 and the sewing base plate 54.

[0066] The first limiting groove 543 and the second limiting groove 544 play a limiting role, so that one side of the bag cloth 1 in the X-axis direction is overlapped above the other side of the bag cloth 1 in the X-axis direction, avoiding the side of the bag cloth 1 from moving, thereby affecting the quality of sewing.

[0067] Optionally, a reeling device 6 is further included, which is arranged at the upstream end of the processing table 2 and is used to unwind the bag cloth 1 toward the bag cloth guiding device 3.

[0068] The bag cloth roll is placed in the unwinding station of the unwinding device 6, and the unwinding device 6 can refer to the existing unwinding equipment. With the above structure, the bag cloth roll can be gradually unwound, maintaining the tension of the material, ensuring continuous and smooth unwinding, and improving the suturing efficiency and suturing quality.

[0069] Optionally, a winding and pulling device 7 is further included. The winding and pulling device 7 is arranged at the downstream end of the processing table 2. The winding and pulling device 7 is used to roll up the bag cloth 1 after stitching.

[0070] The reeling and pulling device 7 can be similar to existing reeling equipment. It continuously applies a pulling force to the bag cloth 1, causing it to be unwound from the unwinding device 6 and sequentially pass through the bag cloth guide device 3, the bag cloth adjustment device 4, and the sewing device 5. Once the bag cloth 1 is sewn, the reeling and pulling device 7 reels it in for the next step. The pulling speed of the reeling and pulling device 7 is matched to the sewing speed of the sewing device 5. This structure maintains constant tension on the bag cloth 1, preventing wrinkles and uneven stretching, and ensuring sewing quality.

[0071] The technical principles of the present invention have been described above with reference to specific embodiments. These descriptions are intended solely to illustrate the principles of the present invention and should not be construed in any way as limiting the scope of protection of the present invention. Based on the explanations herein, those skilled in the art will be able to devise other specific embodiments of the present invention without inventive effort, and such equivalent variations or substitutions are encompassed within the scope of the claims of this application.

Claims

1. A needle-type filter bag production equipment, characterized in that: Used for sewing bag cloth, comprising a processing table, and a bag cloth guiding device, a bag cloth adjusting device and a sewing device sequentially arranged on the processing table; The bag cloth guide device includes a transverse base, a bracket and a guide plate; the transverse base is arranged on the processing table, the transverse base is provided with a mounting groove along the X-axis direction, the bottom of the bracket is provided with a fixing block, and the fixing block is detachably mounted on the mounting groove; the guide plate is arranged on the top of the bracket; the guide plate is provided with a plurality of arc-shaped guide grooves, the arc-shaped guide grooves are radially spaced with the center of the guide plate as the center of the circle, and the length of the arc-shaped guide grooves located on the outer side is greater than the length of the arc-shaped guide grooves located on the inner side; the bag cloth passes through the arc-shaped guide grooves and enters the bag cloth adjustment device and the sewing device in sequence; The bag cloth adjustment device is used to stack one side of the bag cloth in the X-axis direction above the other side of the bag cloth in the X-axis direction; The sewing device is used to sew the two side edges of the bag cloth in the X-axis direction.

2. The needle filter bag production equipment according to claim 1, characterized in that: The bracket includes a connecting rod and a longitudinal adjustment rod; the bottom of the longitudinal adjustment rod can be detachably installed in the installation groove, and the side wall of the longitudinal adjustment rod is provided with a vertical connecting groove, the side wall of the connecting rod can be slidably set in the connecting groove, and the guide plate is set at the top of the connecting rod.

3. The needle-type filter bag production equipment according to claim 1, characterized in that: The bag cloth adjustment device includes a connecting seat, a mounting rod, an adjustment rod, a guide plate, a plurality of rolling units and a plurality of pressure rod units; The connecting seat is arranged on the processing table, one end of the mounting rod is connected to the connecting seat, and the other end of the mounting rod is provided with an adjustment rod so that the adjustment rod is located above the bag cloth; both sides of the adjustment rod along the X-axis direction are provided with assembly grooves, and the plurality of rolling units and the plurality of pressure rod units are respectively detachably connected to the assembly grooves; The guide plate is provided at the upstream end of the adjusting rod, and is used to tilt one side of the bag cloth in the X-axis direction; The rolling unit is used to roll the side edges of the bag cloth on the same side; The pressure rod unit is tightly against the top of the side edge of the bag cloth or the bottom of the side edge of the bag cloth, and cooperates with the guide plate to stack one side edge of the bag cloth in the X-axis direction above the other side edge of the bag cloth in the X-axis direction.

4. The needle-type filter bag production equipment according to claim 3, characterized in that: The rolling unit includes a fixed plate, a telescopic driving member, a connecting block and a roller; the fixed plate is detachably connected to the assembly slot, the fixed end of the telescopic driving member is arranged on the fixed plate, the driving end of the telescopic driving member faces the processing table, the connecting block is arranged at the driving end of the telescopic driving member, and the roller is rotatably assembled on the connecting block; the side wall of the roller is used to fit tightly against the bag cloth.

5. The needle-type filter bag production equipment according to claim 3, characterized in that: The compression rod unit includes a connecting piece, a vertical rod, a mounting block and a compression rod; The connecting piece is detachably connected to the assembly slot, and the upper end of the vertical rod is detachably connected to the connecting piece along the vertical direction; the lower end of the vertical rod is connected to the mounting block, and the pressure rod is detachably connected to the mounting block, and the pressure rod is tightly against the top of the side of the bag cloth or the bottom of the side of the bag cloth.

6. The needle-type filter bag production equipment according to claim 1, characterized in that: The suturing device comprises a sewing machine base, a sewing machine head, a sewing connecting rod and a sewing bottom plate base; The sewing machine base is arranged on the processing table, and the sewing machine head is arranged on the sewing machine base; The sewing base plate seat comprises a base plate seat body and a pad, the pad is arranged on one side of the base plate seat body close to the sewing machine head, a first limiting groove is provided at the proximal end of the top of the base plate seat body, the opening of the first limiting groove faces one side of the bag cloth in the X-axis direction, and one side edge of the bag cloth in the X-axis direction is embedded in the first limiting groove; a second limiting groove is provided at the proximal end of the bottom of the base plate seat body, the opening of the second limiting groove faces the other side of the bag cloth in the X-axis direction, and the side edge of the bag cloth is embedded in the second limiting groove; One end of the suturing connecting rod is connected to the suturing machine head, and the other end of the suturing connecting rod is connected to the base plate body; The sewing machine head cooperates with the backing plate to form a sewing station, and the sewing station is used to sew the two side edges of the bag cloth in the X-axis direction.

7. The needle-type filter bag production equipment according to claim 1, characterized in that: It also includes a reeling device, which is arranged at the upstream end of the processing table and is used to unwind the bag cloth toward the bag cloth guiding device.

8. The needle-type filter bag production equipment according to claim 1, characterized in that: It also includes a winding and pulling device, which is arranged at the downstream end of the processing table and is used to roll up the sewn bag cloth.

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