A woven bag rubbing device

Abstract

The utility model provides a woven bag mouth-rubbing device, which belongs to the technical field of woven bag production; the woven bag mouth-rubbing device includes: a transmission mechanism, a support frame, a first mounting plate, a first rotating shaft, a cam, a lifting plate, a cutting tool assembly, a second mounting plate, a second rotating shaft and a mouth-rubbing assembly; by sleeves of two cams on the outside of the first rotating shaft, the lifting plate is simultaneously fitted with the two cams, and the cutting tool assembly is connected to the lifting plate, so that when the first rotating shaft drives the two cams to rotate, the cam can drive the lifting plate to move up and down reciprocatingly, thereby realizing that the cutting tool assembly and the lifting plate move up and down synchronously, and then realizing that the cutting tool assembly can cut the woven bag. Moreover, by connecting the first rotating shaft with the second rotating shaft, so that when the first rotating shaft rotates, the first rotating shaft can drive the second rotating shaft to rotate, thereby realizing that the mouth-rubbing assembly can be driven to rotate without the need for an additional driving device, so as to reduce the production cost of the product.

Description

Technical Field

[0001] The utility model belongs to the technical field of woven bag production, and in particular relates to a woven bag mouth twisting device. Background Art

[0002] In the related art, during the production process of woven bags, after the woven bags in long strips are cut, the bag openings of the woven bags need to be rubbed apart to facilitate the insertion of the film into the woven bags.

[0003] The prior art (publication number: CN210162378U) discloses a woven bag mouth-rubbing device, including a frame, a conveyor belt is fixed on the frame, a cutting device and a mouth-rubbing device are arranged on the conveyor belt in sequence, the cutting device includes a mounting plate fixed on the frame, a cylinder is fixed below the mounting plate, a cutter is fixed below the cylinder, a heating device is arranged inside the cutter, and the mouth-rubbing device includes a vertical plate fixed on the frames on both sides of the conveyor belt, a rotating shaft is fixed in the middle of the vertical plate, and a plurality of connecting rods are symmetrically distributed at both ends of the rotating shaft, and the ends of the connecting rods at corresponding positions are fixed on the scraper. The cylinder runs, driving the cutter to move downward, cutting the woven bag into the required length, and driving the scraper to rotate by a stepping motor. When the cut woven bag passes under the mouth-rubbing device, the scraper and the upper woven bag at the incision position rub against each other, and the upper and lower layers of the woven bag at the incision position are rubbed apart.

[0004] In the prior art, the cutter is driven downward by the cylinder to cut the woven bag; at the same time, the scraper is driven to rotate by the stepper motor to rub the upper and lower layers of the woven bag apart. Since two driving devices, the cylinder and the stepper motor, are required to drive the cutter and the scraper respectively, the production cost of the product is increased. Utility Model Content

[0005] In order to solve the problem in the above-mentioned prior art that two driving devices, namely, a cylinder and a stepper motor, are required to drive the cutter and the scraper respectively, which increases the production cost of the product, the utility model provides a woven bag mouth-rolling device, which connects the first rotating shaft with the second rotating shaft so that when the first rotating shaft rotates, the first rotating shaft can drive the second rotating shaft to rotate, thereby achieving the effect of driving the mouth-rolling component to rotate without the need for additional driving devices, thereby reducing the production cost of the product. The specific technical solution is as follows:

[0006] A woven bag mouth-rubbing device, the woven bag mouth-rubbing device comprises: a transmission mechanism, a support frame, a first mounting plate, a first rotating shaft, a cam, a lifting plate, a cutting tool assembly, a second mounting plate, a second rotating shaft and a mouth-rubbing assembly; the support frame is fixed on the transmission mechanism; the first mounting plate is L-shaped, two first mounting plates are fixed on the top of the support frame, and the distance between the two first mounting plates; the first rotating shaft passes through the two first mounting plates in sequence, and the two ends of the first rotating shaft are respectively rotatably connected with the two first mounting plates; the two cams are sleeved on the outside of the first rotating shaft, and the two cams are located between the two first mounting plates; the lifting plate is simultaneously fitted with the two cams; the cutting tool assembly is embedded in the support frame, and the cutting tool assembly is connected to the lifting plate; the second mounting plate is L-shaped, and the two second mounting plates are fixed on both sides of the transmission mechanism; the second rotating shaft passes through the two second mounting plates in sequence, and the two ends of the second rotating shaft are respectively rotatably connected with the two second mounting plates, and the second rotating shaft is connected to the first rotating shaft; at least two mouth-rubbing assemblies are connected to the outer wall of the second rotating shaft, and at least two mouth-rubbing assemblies are located between the two second mounting plates.

[0007] In addition, the woven bag mouth-rubbing device in the above technical solution provided by the utility model may also have the following additional technical features:

[0008] In the above technical scheme, the woven bag mouth-rubbing device also includes: a first synchronous wheel, a second synchronous wheel and a synchronous belt; the first synchronous wheel is mounted on the outside of the first rotating shaft, and the first synchronous wheel is located on the outside of the first mounting plate; the second synchronous wheel is mounted on the outside of the second rotating shaft, and the second synchronous wheel is located on the outside of the second mounting plate; the synchronous belt is simultaneously mounted on the outside of the first synchronous wheel and the second synchronous wheel.

[0009] In the above technical solution, the cutting tool assembly includes: a connecting rod, a supporting plate and a cutting tool body; one end of at least two connecting rods is connected to the lifting plate, and the other ends of at least two connecting rods pass through the top of the support frame; the supporting plate is embedded in the support frame, and the supporting plate is connected to the other ends of the two connecting rods at the same time; the cutting tool body is fixed to the bottom of the supporting plate.

[0010] In the above technical solution, the cutting tool assembly also includes: a bearing seat and a linear bearing; the bearing seat is fixed on the top of the support frame, and the bearing seat is arranged around the outside of the connecting rod; the linear bearing is embedded in the bearing seat, and the linear bearing is mounted on the outside of the connecting rod.

[0011] In the above technical solution, the cutting tool assembly also includes: a spring; the spring is sleeved on the outside of the connecting rod, one end of the spring is connected to the support frame, and the other end of the spring is connected to the bearing plate.

[0012] In the above technical scheme, the woven bag mouth-rubbing device also includes: a base plate, a motor, a first pulley, a second pulley and a belt; the base plate is fixed on the side wall of the support frame; the motor is provided with an output shaft, and the motor is fixed on the base plate; the first pulley is mounted on the outside of the first rotating shaft; the second pulley is mounted on the outside of the output shaft of the motor; and the belt is mounted on the outside of the first pulley and the second pulley at the same time.

[0013] In the above technical solution, the woven bag mouth-rubbing device also includes: reinforcing ribs; the reinforcing ribs are triangular in shape, and the reinforcing ribs are connected to the bottom plate and the support frame at the same time.

[0014] In the above technical scheme, the rubbing assembly includes: a rotating rod, a rubbing plate and an anti-slip pad; one end of the two rotating rods is connected to the outer wall of the second rotating shaft; the rubbing plate is also connected to the other end of the two rotating rods; the anti-slip pad is an elastomer, and the anti-slip pad is connected to the rubbing plate.

[0015] Compared with the prior art, the utility model of a woven bag mouth twisting device has the following beneficial effects:

[0016] 1. By putting two cams on the outside of the first rotating shaft, fitting the lifting plate with the two cams at the same time, and connecting the cutting tool assembly with the lifting plate, when the first rotating shaft drives the two cams to rotate, the cams can drive the lifting plate to move up and down, so that the cutting tool assembly and the lifting plate can move up and down synchronously, and then the cutting tool assembly can cut the woven bag. Moreover, by connecting the first rotating shaft with the second rotating shaft, when the first rotating shaft rotates, the first rotating shaft can drive the second rotating shaft to rotate, so that the knitting assembly can be driven to rotate without the need for a separate driving device, thereby reducing the production cost of the product.

[0017] 2. By mounting the first synchronous wheel on the outside of the first rotating shaft, mounting the second synchronous wheel on the outside of the second rotating shaft, and mounting the synchronous belt on the outside of the first synchronous wheel and the second synchronous wheel at the same time, it is achieved that when the first rotating shaft rotates, the first rotating shaft drives the second rotating shaft to rotate through the first synchronous wheel, the second synchronous wheel and the synchronous belt, thereby achieving synchronous rotation of the first rotating shaft and the second rotating shaft, and further achieving that only one driving device is required to drive the first rotating shaft and the second rotating shaft to rotate at the same time.

[0018] 3. By fixing the cutting tool body at the bottom of the carrying plate, the carrying plate can drive the cutting tool body to move up and down, so that the cutting tool body can cut the woven bag.

[0019] 4. By fixing the bearing seat on the top of the support frame, embedding the linear bearing into the bearing seat, and sleeve the linear bearing on the outside of the connecting rod, the bearing seat can guide the connecting rod through the linear bearing, thereby avoiding the deviation of the connecting rod and improving the stability of the up and down movement of the load-bearing plate and the cutting tool body.

[0020] 5. By putting the spring on the outside of the connecting rod, connecting one end of the spring to the support frame, and connecting the other end of the spring to the load-bearing plate, the support frame is supported by the spring, thereby utilizing the elastic deformation force of the spring to promote the up and down movement of the load-bearing plate.

[0021] 6. By installing the first pulley on the outside of the first rotating shaft, installing the second pulley on the outside of the output shaft of the motor, and installing the belt on the outside of the first pulley and the second pulley at the same time, the motor can drive the second pulley to rotate, so that the second pulley drives the first rotating shaft to rotate through the belt and the first pulley, thereby providing power for rotating the first rotating shaft.

[0022] 7. The triangular reinforcing ribs are connected to the base plate and the support frame at the same time by welding to improve the connection strength between the base plate and the support frame, thereby improving the stability of the motor.

[0023] 8. By connecting the rubbing plate to the other end of the two rotating rods at the same time, and connecting the anti-skid pad to the rubbing plate, the rotating rod can drive the rubbing plate and the anti-skid pad to rotate. At the same time, the anti-skid pad is an elastic body with high friction to enhance the effect of rubbing the upper and lower layers of the woven bag apart. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a front view of a woven bag mouth twisting device of the utility model;

[0025] Figure 2 for Figure 1 Sectional view at AA;

[0026] Figure 3 for Figure 2 A partial enlarged view of point B;

[0027] in, Figures 1 to 3 The corresponding relationship between the reference numerals and component names in the figure is:

[0028] 10 transmission mechanism, 11 support frame, 12 first mounting plate, 13 first rotating shaft, 14 cam, 15 lifting plate, 16 cutting tool assembly, 161 connecting rod, 162 bearing plate, 163 cutting tool body, 164 bearing seat, 165 linear bearing, 166 spring, 17 second mounting plate, 18 second rotating shaft, 19 rubbing mouth assembly, 191 rotating rod, 192 rubbing mouth plate, 193 anti-slip pad, 20 first synchronous wheel, 21 second synchronous wheel, 22 synchronous belt, 23 bottom plate, 24 motor, 25 first pulley, 26 second pulley, 27 belt, 28 reinforcing rib. DETAILED DESCRIPTION

[0029] The following is a combination of specific implementation cases and attached Figure 1-Figure 3 The present invention is further described below, but the present invention is not limited to these embodiments.

[0030] A woven bag mouth rubbing device, such as Figures 1 to 3 As shown, the woven bag mouth-rubbing device includes: a transmission mechanism 10, a support frame 11, a first mounting plate 12, a first rotating shaft 13, a cam 14, a lifting plate 15, a cutting tool assembly 16, a second mounting plate 17, a second rotating shaft 18 and a mouth-rubbing assembly 19; the support frame 11 is fixed on the transmission mechanism 10; the first mounting plate 12 is L-shaped, two first mounting plates 12 are fixed on the top of the support frame 11, and the distance between the two first mounting plates 12; the first rotating shaft 13 passes through the two first mounting plates 12 in sequence, and the two ends of the first rotating shaft 13 are rotatably connected to the two first mounting plates 12 respectively; the two cams 14 are sleeved on the outside of the first rotating shaft 13, and the two cams The wheel 14 is located between the two first mounting plates 12; the lifting plate 15 is simultaneously fitted with the two cams 14; the cutting tool assembly 16 is embedded in the support frame 11, and the cutting tool assembly 16 is connected to the lifting plate 15; the second mounting plate 17 is L-shaped, and the two second mounting plates 17 are fixed on both sides of the transmission mechanism 10; the second rotating shaft 18 passes through the two second mounting plates 17 in sequence, and the two ends of the second rotating shaft 18 are respectively rotatably connected to the two second mounting plates 17, and the second rotating shaft 18 is connected to the first rotating shaft 13; at least two rubbing assemblies 19 are connected to the outer wall of the second rotating shaft 18, and at least two rubbing assemblies 19 are located between the two second mounting plates 17.

[0031] By fixing the support frame 11 on the transmission mechanism 10 and fixing the two first mounting plates 12 on the top of the support frame 11, the support frame 11 supports the two first mounting plates 12; by sequentially passing the first rotating shaft 13 through the two first mounting plates 12 and making the two ends of the first rotating shaft 13 rotatably connected to the two first mounting plates 12 respectively, the two first mounting plates 12 support the first rotating shaft 13, so that the first rotating shaft 13 can rotate between the two first mounting plates 12. By fitting the two cams 14 on the outside of the first rotating shaft 13 and making the lifting plate 15 fit the two cams 14 at the same time, the first rotating shaft 13 is rotated, so that the first rotating shaft 13 drives the two cams 14 to rotate, so that the cam 14 drives the lifting plate 15 to move up and down; by embedding the cutting tool assembly 16 into the support frame 11 and connecting the cutting tool assembly 16 with the lifting plate 15, the lifting plate 15 drives the cutting tool assembly 16 to move up and down in the support frame 11, so that the cutting tool assembly 16 can cut the woven bag. By fixing two L-shaped second mounting plates 17 on both sides of the transmission mechanism 10, the second rotating shaft 18 passes through the two second mounting plates 17 in sequence, and the two ends of the second rotating shaft 18 are respectively connected to the two second mounting plates 17 for rotation, so that the two second mounting plates 17 support the second rotating shaft 18, so that the second rotating shaft 18 can rotate between the two second mounting plates 17; at the same time, the second rotating shaft 18 is connected to the first rotating shaft 13, so that when the first rotating shaft 13 rotates, the first rotating shaft 13 can drive the second rotating shaft 18 to rotate, so that the first rotating shaft 13 and the second rotating shaft 18 rotate synchronously. By connecting at least two rubbing assemblies 19 to the outer wall of the second rotating shaft 18, so that the second rotating shaft 18 can drive multiple rubbing assemblies 19 to rotate, so that the rubbing assemblies 19 can contact the upper layer of the woven bag when rotating, and then the upper and lower layers of the woven bag can be rubbed apart.

[0032] When the product is used in practice, the woven bag is first placed on the transmission mechanism 10; then, the transmission mechanism 10 is started, so that the transmission mechanism 10 drives the woven bag to move to the bottom of the support frame 11, and the highest point of the cam 14 contacts the lifting plate 15 at this time; then, the first rotating shaft 13 is rotated, so that the first rotating shaft 13 drives the cam 14 to rotate, so that the lifting plate 15 moves downward due to gravity, and the lifting plate 15 drives the cutting tool assembly 16 to move downward, and then the cutting tool assembly 16 cuts the woven bag; then, the transmission mechanism 10 continues to drive the woven bag to move to the rubbing assembly 19; since the first rotating shaft 13 and the second rotating shaft 18 are connected, when the first rotating shaft 13 rotates, the first rotating shaft 13 will drive the second rotating shaft 18 to rotate, so that the rubbing assembly 19 contacts the upper layer of the woven bag, and then the upper and lower layers of the woven bag are rubbed apart.

[0033] With the above structure, by putting two cams 14 on the outside of the first rotating shaft 13, fitting the lifting plate 15 with the two cams 14 at the same time, and connecting the cutting tool assembly 16 with the lifting plate 15, when the first rotating shaft 13 drives the two cams 14 to rotate, the cams 14 can drive the lifting plate 15 to move up and down, so that the cutting tool assembly 16 and the lifting plate 15 can move up and down synchronously, and then the cutting tool assembly 16 can cut the woven bag. Moreover, by connecting the first rotating shaft 13 with the second rotating shaft 18, when the first rotating shaft 13 rotates, the first rotating shaft 13 can drive the second rotating shaft 18 to rotate, so that the rubbing assembly 19 can be driven to rotate without setting up a separate driving device, so as to reduce the production cost of the product.

[0034] In the embodiment of the present utility model, Figures 1 to 3 As shown, the woven bag mouth-rubbing device also includes: a first synchronous wheel 20, a second synchronous wheel 21 and a synchronous belt 22; the first synchronous wheel 20 is mounted on the outside of the first rotating shaft 13, and the first synchronous wheel 20 is located on the outside of the first mounting plate 12; the second synchronous wheel 21 is mounted on the outside of the second rotating shaft 18, and the second synchronous wheel 21 is located on the outside of the second mounting plate 17; the synchronous belt 22 is mounted on the outside of the first synchronous wheel 20 and the second synchronous wheel 21 at the same time.

[0035] By fitting the first synchronous wheel 20 on the outside of the first rotating shaft 13, fitting the second synchronous wheel 21 on the outside of the second rotating shaft 18, and fitting the synchronous belt 22 on the outside of the first synchronous wheel 20 and the second synchronous wheel 21 at the same time, it is realized that when the first rotating shaft 13 rotates, the first rotating shaft 13 drives the second rotating shaft 18 to rotate through the first synchronous wheel 20, the second synchronous wheel 21 and the synchronous belt 22, thereby realizing the synchronous rotation of the first rotating shaft 13 and the second rotating shaft 18, and further realizing that only one driving device is needed to drive the first rotating shaft 13 and the second rotating shaft 18 to rotate at the same time.

[0036] In the embodiment of the present utility model, Figures 1 to 3 As shown, the cutting tool assembly 16 includes: a connecting rod 161, a supporting plate 162 and a cutting tool body 163; one end of at least two connecting rods 161 is connected to the lifting plate 15, and the other end of at least two connecting rods 161 passes through the top of the support frame 11; the supporting plate 162 is embedded in the support frame 11, and the supporting plate 162 is connected to the other ends of the two connecting rods 161 at the same time; the cutting tool body 163 is fixed to the bottom of the supporting plate 162.

[0037] By connecting one end of at least two connecting rods 161 to the lifting plate 15, the carrying plate 162 is embedded in the support frame 11, and the carrying plate 162 is simultaneously connected to the other ends of the two connecting rods 161, so that when the lifting plate 15 reciprocates up and down, the lifting plate 15 drives the carrying plate 162 to move up and down through the multiple connecting rods 161. By fixing the cutting tool body 163 at the bottom of the carrying plate 162, the carrying plate 162 can drive the cutting tool body 163 to move up and down, so that the cutting tool body 163 can cut the woven bag.

[0038] In the embodiment of the present utility model, Figures 1 to 3 As shown, the cutting tool assembly 16 also includes: a bearing seat 164 and a linear bearing 165; the bearing seat 164 is fixed on the top of the support frame 11, and the bearing seat 164 is arranged around the outside of the connecting rod 161; the linear bearing 165 is embedded in the bearing seat 164, and the linear bearing 165 is sleeved on the outside of the connecting rod 161.

[0039] By fixing the bearing seat 164 on the top of the support frame 11, embedding the linear bearing 165 into the bearing seat 164, and sleeved the linear bearing 165 on the outside of the connecting rod 161, the bearing seat 164 can guide the connecting rod 161 through the linear bearing 165, thereby avoiding the displacement of the connecting rod 161, so as to improve the stability of the up and down movement of the supporting plate 162 and the cutting tool body 163.

[0040] In the embodiment of the present utility model, Figures 1 to 3 As shown, the cutting tool assembly 16 also includes: a spring 166 ; the spring 166 is sleeved on the outside of the connecting rod 161 , one end of the spring 166 is connected to the support frame 11 , and the other end of the spring 166 is connected to the bearing plate 162 .

[0041] By sleeved the spring 166 on the outside of the connecting rod 161, connecting one end of the spring 166 to the support frame 11, and connecting the other end of the spring 166 to the bearing plate 162, the support frame 11 is supported by the spring 166, thereby utilizing the elastic deformation force of the spring 166 to promote the up and down movement of the bearing plate 162.

[0042] Specifically, when the carrier plate 162 moves upward, the spring 166 is in a compressed state.

[0043] In the embodiment of the present utility model, Figures 1 to 3As shown, the woven bag mouth-rubbing device also includes: a base plate 23, a motor 24, a first pulley 25, a second pulley 26 and a belt 27; the base plate 23 is fixed on the side wall of the support frame 11; the motor 24 is provided with an output shaft, and the motor 24 is fixed on the base plate 23; the first pulley 25 is sleeved on the outside of the first rotating shaft 13; the second pulley 26 is sleeved on the outside of the output shaft of the motor 24; the belt 27 is simultaneously sleeved on the outside of the first pulley 25 and the second pulley 26.

[0044] The base plate 23 is fixed to the side wall of the support frame 11 by welding, and the motor 24 is fixed to the base plate 23, so that the base plate 23 supports the motor 24, thereby improving the stability of the motor 24; the first pulley 25 is mounted on the outside of the first rotating shaft 13, the second pulley 26 is mounted on the outside of the output shaft of the motor 24, and the belt 27 is mounted on the outside of the first pulley 25 and the second pulley 26 at the same time, so that the motor 24 can drive the second pulley 26 to rotate, so that the second pulley 26 drives the first rotating shaft 13 to rotate through the belt 27 and the first pulley 25, thereby providing power for rotating the first rotating shaft 13.

[0045] In the embodiment of the present utility model, Figures 1 to 3 As shown, the woven bag mouth-rubbing device also includes: reinforcing ribs 28; the reinforcing ribs 28 are triangular in shape, and the reinforcing ribs 28 are connected to the bottom plate 23 and the support frame 11 at the same time.

[0046] The triangular reinforcing ribs 28 are connected to the bottom plate 23 and the support frame 11 by welding to improve the connection strength between the bottom plate 23 and the support frame 11, thereby improving the stability of the motor 24.

[0047] In the embodiment of the present utility model, Figures 1 to 3 As shown, the mouth rubbing assembly 19 includes: a rotating rod 191, a mouth rubbing plate 192 and an anti-skid pad 193; one end of the two rotating rods 191 is connected to the outer wall of the second rotating shaft 18; the mouth rubbing plate 192 is also connected to the other ends of the two rotating rods 191; the anti-skid pad 193 is an elastomer, and the anti-skid pad 193 is connected to the mouth rubbing plate 192.

[0048] By connecting one end of the two rotating rods 191 to the outer wall of the second rotating shaft 18 by welding, the second rotating shaft 18 can drive the rotating rod 191 to rotate; by connecting the rubbing plate 192 to the other ends of the two rotating rods 191 at the same time, and connecting the anti-skid pad 193 to the rubbing plate 192, the rotating rod 191 can drive the rubbing plate 192 and the anti-skid pad 193 to rotate. At the same time, the anti-skid pad 193 is an elastic body with a large friction force to enhance the effect of rubbing the upper and lower layers of the woven bag apart.

[0049] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0050] In the description of the present invention, the terms "one embodiment", "some embodiments", "specific embodiments", etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0051] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A woven bag mouth-rubbing device, characterized in that: The woven bag mouth-rubbing device comprises: Transmission mechanism; A support frame, wherein the support frame is fixed on the transmission mechanism; A first mounting plate, wherein the first mounting plate is L-shaped, two first mounting plates are fixed on the top of the support frame, and the distance between the two first mounting plates is; A first rotating shaft, wherein the first rotating shaft passes through the two first mounting plates in sequence, and two ends of the first rotating shaft are rotatably connected to the two first mounting plates respectively; Cams, two of the cams are sleeved on the outside of the first rotating shaft, and the two of the cams are located between the two first mounting plates; A lifting plate, the lifting plate is in contact with the two cams at the same time; A cutting tool assembly, wherein the cutting tool assembly is embedded in the support frame and connected to the lifting plate; A second mounting plate, the second mounting plate is L-shaped, and two second mounting plates are fixed on both sides of the transmission mechanism; A second rotating shaft, wherein the second rotating shaft passes through the two second mounting plates in sequence, two ends of the second rotating shaft are rotatably connected to the two second mounting plates respectively, and the second rotating shaft is connected to the first rotating shaft; The mouth-rubbing components are connected to the outer wall of the second rotating shaft, and at least two of the mouth-rubbing components are located between the two second mounting plates.

2. A woven bag mouth-rubbing device according to claim 1, characterized in that: The woven bag mouth-rubbing device also includes: A first synchronous wheel, wherein the first synchronous wheel is sleeved on the outer side of the first rotating shaft, and the first synchronous wheel is located on the outer side of the first mounting plate; A second synchronous wheel, wherein the second synchronous wheel is sleeved on the outer side of the second rotating shaft, and the second synchronous wheel is located on the outer side of the second mounting plate; A synchronous belt is simultaneously sleeved on the outer sides of the first synchronous wheel and the second synchronous wheel.

3. A woven bag mouth-rubbing device according to claim 2, characterized in that: The cutting tool assembly comprises: Connecting rods, one end of at least two of the connecting rods is connected to the lifting plate, and the other end of at least two of the connecting rods passes through the top of the supporting frame; A bearing plate, the bearing plate is embedded in the support frame, and the bearing plate is simultaneously connected to the other ends of the two connecting rods; A cutting tool body is fixed on the bottom of the carrying plate.

4. A woven bag mouth-rubbing device according to claim 3, characterized in that: The cutting tool assembly also includes: A bearing seat, the bearing seat is fixed on the top of the support frame, and the bearing seat is arranged around the outside of the connecting rod; A linear bearing is embedded in the bearing seat and sleeved on the outer side of the connecting rod.

5. A woven bag mouth-rubbing device according to claim 4, characterized in that: The cutting tool assembly also includes: A spring is sleeved on the outside of the connecting rod, one end of the spring is connected to the supporting frame, and the other end of the spring is connected to the bearing plate.

6. A woven bag mouth-rubbing device according to claim 1, characterized in that: The woven bag mouth-rubbing device also includes: A bottom plate, the bottom plate being fixed on the side wall of the support frame; A motor, wherein the motor is provided with an output shaft and is fixed to the bottom plate; A first pulley, wherein the first pulley is sleeved on the outer side of the first rotating shaft; A second pulley, the second pulley is sleeved on the outside of the output shaft of the motor; A belt is simultaneously sleeved on the outer sides of the first pulley and the second pulley.

7. A woven bag mouth-rubbing device according to claim 6, characterized in that: The woven bag mouth-rubbing device also includes: The reinforcing ribs are triangular in shape and are connected to the base plate and the support frame at the same time.

8. A woven bag mouth twisting device according to any one of claims 1 to 7, characterized in that: The rubbing mouth component comprises: Rotating rods, one end of the two rotating rods is connected to the outer wall of the second rotating shaft; A mouth-cleaning board, the mouth-cleaning board is connected to the other ends of the two rotating rods at the same time; An anti-skid pad is an elastic body and is connected to the rubbing board.

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