Strip threading device and coating system

By installing support components and winding/unwinding mechanisms inside the drying oven, the problem of unstable tension of the traction belt inside the oven is solved, ensuring stable movement of the traction belt and convenient handling of belt breakage, thus improving operational efficiency.

CN223632743UActive Publication Date: 2025-12-05HUAIAN MANNSTE TECH CO LTD
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Patent Information

Application Number
CN202423286869.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2025-12-05
Estimated Expiration
2034-12-30

AI Technical Summary

Technical Problem

The existing threading device lacks support inside the oven, resulting in unstable tension of the traction belt, which is prone to wrinkling, and is inconvenient to operate when changing product types or when the belt breaks.

Method used

A belt threading device was designed, including a traction belt and a support assembly. The support assembly is rotatably mounted on the inner wall of the oven by a support bushing. When the oven is working normally, it supports the traction belt to ensure stable tension and achieves stable movement of the traction belt through a winding and unwinding mechanism.

Benefits of technology

It achieves stable tension of the traction belt in the drying oven, avoids wrinkling, simplifies the belt breakage handling process, improves operating efficiency, and reduces manual intervention.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of coating, in particular to a threading device and a coating system. A belt threading device comprises a traction belt, the traction belt is suitable for penetrating through a drying oven, the drying oven is provided with an inlet and an outlet, one end of the traction belt extends out of the drying oven through the inlet, and the other end of the traction belt extends out of the drying oven through the outlet; the supporting assembly comprises a supporting shaft sleeve, the supporting shaft sleeve is rotationally arranged on the inner side wall of the drying oven, in the first state, the surface of the traction belt located in the drying oven makes contact with the supporting shaft sleeve, and the supporting shaft sleeve is used for supporting the traction belt. The utility model provides a belt threading device and a coating system, and aims to solve the problems that a traction belt of an existing belt threading device needs to be located in a drying oven when the drying oven works, the traction belt is located on the side face of the internal space of the drying oven, the length of the drying oven is large, the traction belt is not stable enough in tension and wrinkles due to the fact that the traction belt is not supported in the drying oven.
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Description

TECHNICAL FIELD

[0001] The utility model relates to coating technology field, concretely relates to a threading device and coating system. BACKGROUND

[0002] The pole piece of lithium battery, namely diaphragm, needs to pass coating and drying procedure in the process of production and manufacturing, in the existing drying technology, the length of oven is generally as long as 50 meters, and the pole piece is easy to break in the oven. When the product variety needs to be replaced, or when the pole piece breaks in the oven, the work of threading needs to be carried out again, so that the pole piece can be completely threaded in the oven. However, because the length of the oven is relatively long, it is not convenient to operate when threading the pole piece.

[0003] In order to replace manual work, an automatic threading device appears, which pulls the pole piece through the oven by a traction belt to realize the connection of the broken pole piece. However, the traction belt of the existing threading device needs to be located in the oven when the oven is working, and the side of the traction belt in the internal space of the oven. Because the length of the oven is relatively large, the traction belt lacks support in the oven and the tension is not stable, which causes the problem of wrinkling. SUMMARY

[0004] Therefore, the utility model provides a threading device and coating system to solve the problem that the traction belt of the existing threading device needs to be located in the oven when the oven is working, and the side of the traction belt in the internal space of the oven. Because the length of the oven is relatively large, the traction belt lacks support in the oven and the tension is not stable, which causes the problem of wrinkling.

[0005] In a first aspect, the utility model provides a threading device, which comprises:

[0006] A traction belt is adapted to pass through the oven and is provided with an inlet and an outlet. One end of the traction belt extends out of the oven through the inlet, and the other end extends out of the oven through the outlet.

[0007] A support assembly comprises a support shaft sleeve, which is rotatably arranged on the inner side wall of the oven. In a first state, the surface of the traction belt in the oven is in contact with the support shaft sleeve, and the support shaft sleeve supports the traction belt.

[0008] In the first state, i.e. when the oven is working normally, the support shaft sleeve is arranged on the inner side wall of the oven, and the traction belt is supported by the support shaft sleeve, so that the traction belt has support in the oven, the traction belt maintains stable tension, and the traction belt tension is stable to avoid wrinkling.

[0009] In an alternative embodiment, the number of support shaft sleeves is at least two, and the central axes of different support shaft sleeves form an inclined surface, which is arranged at an angle with the horizontal plane.

[0010] In an alternative embodiment, the support assembly further comprises a fixed shaft, the support shaft sleeve is rotatably sleeved on the outer circumferential surface of the fixed shaft, and one end of the fixed shaft is fixedly connected with the inner side wall of the oven.

[0011] In an alternative embodiment, a first winding and unwinding mechanism and a second winding and unwinding mechanism are further included, the first winding and unwinding mechanism and the second winding and unwinding mechanism are respectively connected with the traction belt, the first winding and unwinding mechanism is arranged outside the inlet of the oven, the second winding and unwinding mechanism is arranged outside the outlet of the oven, or the second winding and unwinding mechanism is arranged outside the inlet of the oven, and the first winding and unwinding mechanism is arranged outside the outlet of the oven.

[0012] In an alternative embodiment, a first machine frame is further included, a first linear module is arranged on the first machine frame, the first linear module is connected with the first winding and unwinding mechanism, the first winding and unwinding mechanism comprises a first mounting seat, a first reel and a first power member, the first linear module comprises a first sliding rail and a first moving seat, the first sliding rail is arranged on the first machine frame, the first moving seat is connected with the first mounting seat, the first mounting seat is connected with the first power member, a rotating end of the first power member is connected with the first reel, and the first reel is fixedly connected with the end of the traction belt.

[0013] In an alternative embodiment, a second machine frame is further included, a second linear module is arranged on the second machine frame, the second linear module is connected with the second winding and unwinding mechanism, the second winding and unwinding mechanism comprises a second mounting seat, a second reel and a second power member, the second linear module comprises a second sliding rail and a second moving seat, the second sliding rail is arranged on the second machine frame, the second moving seat is connected with the second mounting seat, the second mounting seat is connected with the second power member, a rotating end of the second power member is connected with the second reel, and the second reel is fixedly connected with the end of the traction belt.

[0014] In an alternative embodiment, the first winding and unwinding mechanism further comprises a first fixed plate and a first passive wheel, one end of the first fixed plate is fixedly connected with the first mounting seat, and a first passive wheel is rotatably arranged on the side surface of the first fixed plate; and the second winding and unwinding mechanism further comprises a second fixed plate and a second passive wheel, one end of the second fixed plate is fixedly connected with the second mounting seat, and a second passive wheel is rotatably arranged on the side surface of the second fixed plate.

[0015] In an alternative embodiment, the first rack further comprises a control cabinet, the control cabinet is provided with a start button, a stop button and a touch screen on the side thereof, and the control cabinet is provided with a controller, which is connected with the first power element, the first linear module, the start button, the stop button and the touch screen in circuit respectively.

[0016] In a second aspect, the utility model also provides a coating system, including the threading device of above.

[0017] In an alternative embodiment, an oven is further included, the oven is adapted to pass through the pole piece and the traction belt, the traction belt is adapted to be detachably connected with the broken pole piece, and the oven comprises a lower tuyere, and the height of the support assembly is higher than the lower tuyere. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in the prior art, the drawings needed to be used in the specific embodiments or the prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the utility model, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0019] Figure 1 It is a front view of the traction belt, the first winding and unwinding mechanism, the second winding and unwinding mechanism and the support assembly in a non-working state of the embodiment of the utility model;

[0020] Figure 2 It is a top view of the traction belt, the first winding and unwinding mechanism, the second winding and unwinding mechanism and the support assembly in a working state of the embodiment of the utility model;

[0021] Figure 3 It is a top view of the traction belt, the first winding and unwinding mechanism, the second winding and unwinding mechanism and the support assembly in a non-working state of the embodiment of the utility model;

[0022] Figure 4 It is a schematic view of the first winding and unwinding mechanism of the embodiment of the utility model;

[0023] Figure 5 It is a side view of the first winding and unwinding mechanism after the first linear module is removed in the embodiment of the utility model;

[0024] Figure 6 It is a sectional view of A-A of the Figure 5

[0025] Figure 7 It is a schematic view of the connection between the fixed plate and the passive wheel in the embodiment of the utility model;

[0026] ​Figure 8 Positioning diagram of the lower tuyere and the supporting assembly in the oven of the embodiment of the utility model;

[0027] Figure 9 The schematic diagram of the first rack of the embodiment of the utility model;

[0028] Figure 10 The schematic diagram of the connection between the first slide rail and the first winding and unwinding mechanism of the embodiment of the utility model.

[0029] The figure mark explanation: 1, traction belt; 2, supporting assembly; 201, supporting shaft sleeve; 202, fixed shaft; 3, first winding and unwinding mechanism; 301, first reel; 3011, baffle ring; 302, first power piece; 3021, rotating end; 303, first fixed plate; 304, first driven wheel; 305, drag chain; 306, first mounting seat; 4, second winding and unwinding mechanism; 5, pole piece; 6, first rack; 601, first slide rail; 602, frame; 603, control cabinet; 604, fan; 605, start button; 606, stop button; 607, first emergency stop button; 608, first warning device; 7, second rack; 8, lower tuyere; 9, first linear module; 901, first moving seat. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model more clear, the technical scheme in the embodiment of the utility model will be described clearly and completely below in combination with the drawings in the embodiment of the utility model, obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0031] The embodiment of the utility model will be described below in combination with Figures 1 to 10 , the embodiment of the utility model.

[0032] According to the embodiment of the utility model, on the one hand, a belt threading device is provided, which comprises: a traction belt 1, the traction belt 1 is suitable for passing through an oven, the oven has an inlet and an outlet, one end of the traction belt 1 extends out of the oven through the inlet, and the other end extends out of the oven through the outlet; a supporting assembly 2 comprising a supporting shaft sleeve 201, the supporting shaft sleeve 201 is rotatably arranged on the inner side wall of the oven, in a first state, the surface of the traction belt 1 in the oven is in contact with the supporting shaft sleeve 201, and the supporting shaft sleeve 201 supports the traction belt 1.

[0033] In the first state, i.e. when the oven is working normally, the support shaft sleeve 201 is arranged on the inner side wall of the oven, and the traction belt 1 is supported by the support shaft sleeve 201, so that the traction belt 1 is supported in the oven, so as to keep the traction belt 1 in stable tension and avoid wrinkles.

[0034] In one embodiment, as shown in Figure 1 , Figure 2 and Figure 3 , the number of support shaft sleeves 201 is at least two, and the central axes of different support shaft sleeves 201 form inclined surfaces arranged at an angle with the horizontal plane. By arranging the inclined surfaces, the traction belt 1 can be supported and corrected at the same time, and the angle between the inclined surface and the horizontal plane is 0°-15°, preferably 5°.

[0035] In one embodiment, as shown in Figure 1 , Figure 2 , Figure 3 and Figure 8 , the support assembly 2 further comprises a fixed shaft 202, the support shaft sleeve 201 is rotatably sleeved on the outer circumferential surface of the fixed shaft 202, and one end of the fixed shaft 202 is fixedly connected with the inner side wall of the oven. By rotatably sleeving the support shaft sleeve 201 on the outer circumferential surface of the fixed shaft 202, the rotation of the support shaft sleeve 201 relative to the fixed shaft 202 is realized, and by fixedly connecting the fixed shaft 202 with the inner side wall of the oven, the relative position of the support assembly 2 is fixed. It should be noted that in this embodiment, one fixed shaft 202 corresponds to one support shaft sleeve 201, and one fixed shaft 202 and one support shaft sleeve 201 form one support assembly 2, and there are four support assemblies 2 in total, and the four support assemblies 2 are located on the side plate on the same side of the oven.

[0036] In one embodiment, as shown in Figure 1 , Figure 2 , Figure 3 , it further comprises a first winding and unwinding mechanism 3 and a second winding and unwinding mechanism 4, the first winding and unwinding mechanism 3 and the second winding and unwinding mechanism 4 are connected with the traction belt 1 respectively, the first winding and unwinding mechanism 3 is arranged outside the inlet of the oven, and the second winding and unwinding mechanism 4 is arranged outside the outlet of the oven. By arranging the first winding and unwinding mechanism 3 and the second winding and unwinding mechanism 4, the traction belt 1 is connected, so that one winding and unwinding mechanism loosens the traction belt 1 and the other winding and unwinding mechanism tightens the traction belt 1. It should be noted that the traction belt 1 moves along the length direction of the oven, and the length direction of the traction belt 1 is arranged in the same direction as the length direction of the oven, i.e. in the length direction of the oven, one winding and unwinding mechanism realizes unwinding and the other winding and unwinding mechanism realizes winding.

[0037] In one embodiment, as shown in Figure 4 , Figure 9 andFigure 10 As shown, the first rack 6 is provided with the first linear module 9, and the first linear module 9 is connected with the first winding and unwinding mechanism 3. The first winding and unwinding mechanism 3 comprises a first mounting seat 306, a first reel 301 and a first power member 302. The first linear module 9 comprises a first sliding rail 601 and a first moving seat 901. The first sliding rail 601 is arranged on the first rack 6, and the first moving seat 901 is connected with the first mounting seat 306. The first mounting seat 306 is connected with the first power member 302, and the rotating end 3021 of the first power member 302 is connected with the first reel 301. The first reel 301 is fixedly connected with the end of the traction belt 1. The first moving seat 901 is connected with the first mounting seat 306, and the first mounting seat 306 is connected with the first power member 302. The rotating end 3021 of the first power member 302 is connected with the first reel 301. The first reel 301 and the first power member 302 are arranged on the two sides of the first mounting seat 306, respectively. The first reel 301 is fixedly connected with the end of the traction belt 1. Specifically, the first power member 302 is a servo motor. Figure 9 As shown, the first rack 6 comprises a frame 602, and the side of the frame 602 is provided with the first sliding rail 601. The first moving seat 901 slides on the first sliding rail 601, and the first moving seat 901 drives the first mounting seat 306 to slide along the first sliding rail 601. Figure 10 As shown, the first mounting seat is further connected with the drag chain 305. The drag chain 305 is provided with a wire to make the whole first winding and unwinding mechanism 3 look more neat and beautiful.

[0038] As shown, Figure 4 , Figure 5 , Figure 6 and Figure 7 As shown, the first linear module 9 is connected with the first mounting seat 306 to connect the first power member 302. The first reel 301 is arranged on the rotating end 3021 of the first power member 302 to realize the rotation of the rotating end 3021 to drive the rotation of the first reel 301. The rotation of the first reel 301 realizes the winding and unwinding of the traction belt 1. In the embodiment, the length direction of the first sliding rail 601 is perpendicular to the length direction of the traction belt 1. The first linear module 9 comprises the first sliding rail 601 and the first moving seat 901. The first moving seat 901 is provided with a driving motor. The first moving seat 901 drives the first mounting seat 306 to make the first reel 301 move linearly along the first sliding rail 601.

[0039] In one embodiment, a second rack 7 is further included, and a second linear module is arranged on the second rack 7, and the second linear module is connected with a second winding and unwinding mechanism 4. The second winding and unwinding mechanism 4 comprises a second mounting seat, a second reel and a second power member. The second linear module comprises a second sliding rail and a second moving seat. The second sliding rail is arranged on the second rack 7, and the second moving seat is connected with the second mounting seat. The second mounting seat is connected with the second power member, and the rotating end 3021 of the second power member is connected with the second reel. The second reel is fixedly connected with the end of the traction belt 1. The second moving seat is connected with the second mounting seat, and the second mounting seat is connected with the second power member on the side. The rotating end 3021 of the second power member is connected with the second reel. The second reel and the second power member are arranged on the two sides of the second mounting seat respectively, and the second reel is fixedly connected with the end of the traction belt 1. Specifically, the second power member is a servo motor. In this embodiment, as shown in Figure 9 , the second rack 7 comprises a frame 602, and the side of the frame 602 is provided with the second sliding rail. In addition, the second mounting seat is further connected with a drag chain 305, and the drag chain 305 is internally provided with a wire to make the whole second winding and unwinding mechanism 4 look more neat and beautiful.

[0040] In this embodiment, the second linear module is connected with the second power member through the second mounting seat, and the second reel is arranged at the rotating end 3021 of the second power member to realize the rotation of the rotating end 3021 to drive the rotation of the second reel. The winding and unwinding of the traction belt 1 are realized by the rotation of the second reel. In this embodiment, the length direction of the second sliding rail is perpendicular to the length direction of the traction belt 1. The second linear module comprises the second sliding rail and the second moving seat, and the second moving seat is internally provided with a driving motor. The second moving seat drives the second mounting seat to make the second reel move linearly along the second sliding rail.

[0041] In one embodiment, as shown in Figure 4 , Figure 7 , the first winding and unwinding mechanism 3 further comprises a first fixed plate 303 and a first driven wheel 304. One end of the first fixed plate 303 is fixedly connected with the first mounting seat 306, and the first driven wheel 304 is rotatably arranged on the side of the first fixed plate 303. The first driven wheel 304 is in contact with the traction belt 1 to play a guiding role for the traction belt 1 through the rotation connection between the first fixed plate 303 and the first driven wheel 304. Figure 6 As shown in , the two sides of the first reel 301 are respectively provided with a baffle ring 3011, and the diameter of the baffle ring is greater than the diameter of the traction belt 1 on the first reel. The baffle ring is used to avoid the dislocation of the traction belt 1 along the width direction of the traction belt 1.

[0042] In one embodiment, the second winding and unwinding mechanism 4 further comprises a second fixed plate and a second passive wheel, one end of the second fixed plate is fixedly connected with the second mounting base, and a second passive wheel is rotatably arranged on the side surface of the second fixed plate. The second fixed plate is rotatably connected with the second passive wheel, and the second passive wheel is in contact with the traction belt 1 to guide the traction belt 1. The two sides of the second reel are respectively provided with a baffle ring 3011, the diameter of the baffle ring 3011 is greater than the diameter of the traction belt 1 on the second reel, and the baffle ring 3011 is used to prevent the traction belt 1 from moving along the width direction of the traction belt 1. It should be noted that the size, specification and other parameters of the constituent parts of the first winding and unwinding mechanism 3 and the second winding and unwinding mechanism 4 in the embodiment are completely the same.

[0043] In one embodiment, as shown in Figure 9 the first rack 6 further comprises a control cabinet 603, and the second rack 7 is not provided with the control cabinet 603. The side surface of the control cabinet 603 is provided with a start button 605, a stop button 606 and a touch screen, and the control cabinet 603 is provided with a controller. The controller is respectively connected with the first power member 302, the first linear module 9, the start button 605, the stop button 606, a drive motor in the first moving base 901 and the touch screen. The movement of the first power member 302 and the first linear module 9 is controlled by the controller, the power supply of the control cabinet 603 is realized by the start button 605, and the power supply of the control cabinet 603 is realized by the stop button 606. The movement of the first power member 302 and the first moving base 901 is controlled by the touch screen operated by the on-site personnel. As shown in Figure 9 the side surface of the control cabinet 603 is further provided with a first warning device 608 and a first emergency stop button 607, and the first warning device 608 emits a beeping sound or a flashing light to remind the on-site personnel. In the embodiment, as shown in Figure 9 the side surface of the control cabinet 603 is further provided with a fan 604, and the fan 604 discharges heat in the control cabinet 603.

[0044] It should be noted that the controller is also connected with a drive motor of the second moving base and a second power member, and the movement of the second moving base and the second power member is controlled by the touch screen operated by the on-site personnel. The second rack 7 is further provided with a second warning device and a second emergency stop button, and the second warning device emits a beeping sound or a flashing light to remind the on-site personnel. In an emergency, the on-site personnel presses the first emergency stop button 607 or the second emergency stop button to make the whole belt threading device stop moving.

[0045] A coating system comprising the belt threading device and an oven. Figure 8As shown, the oven is provided with a lower air nozzle 8, and the height of the support assembly 2 is higher than the lower air nozzle 8, that is, the height of the support shaft sleeve 201 is higher than the surface height of the lower air nozzle 8. It should be noted that a gap is left between the support assembly 2 and the side wall of the lower air nozzle 8 to avoid the support assembly 2 interfering with the position of the pole piece 5.

[0046] In the present embodiment, the threading device has a first state and a second state. The first state refers to the state of normal production of the coating system. In the first state, the oven is threaded with continuous pole pieces 5, and the pole pieces 5 are driven to enter from the inlet of the oven and exit from the outlet. The second state refers to the state of the coating system unable to produce normally due to the fracture of the continuous pole pieces 5. In the second state, the pole pieces 5 in the oven are fractured, and the fractured pole pieces 5 need to be bonded by the traction belt 1. The traction belt 1 drives the fractured pole pieces 5 to move along the length direction of the traction belt 1.

[0047] A use method of the threading device, comprising the following steps:

[0048] (1) In the first state, when the coating system is normally produced, the first winding and unwinding mechanism 3 is located at one end of the first sliding rail 601, the second winding and unwinding mechanism 4 is located at one end of the second sliding rail, and the first winding and unwinding mechanism 3 and the second winding and unwinding mechanism 4 are located on the same side close to the support assembly 2. The first winding and unwinding mechanism 3 and the second winding and unwinding mechanism 4 remain in a stationary state, the traction belt 1 is in contact with the support shaft sleeve 201, and the support shaft sleeve 201 supports the traction belt 1 to avoid the traction belt 1 interfering with the position of the continuously moving pole piece 5;

[0049] (2) in the second state, when the continuous pole piece 5 is broken, first, the broken pole piece 5 in the oven is taken out from the inlet and the outlet of the oven respectively, the touch screen is operated, the controller issues instructions, the first linear module 9 drives the first mounting base 306 to move towards the middle position of the first sliding rail 601 along the first sliding rail 601, the second linear module drives the second mounting base to move towards the middle position of the second sliding rail, the traction belt 1 is separated from the supporting shaft sleeve 201 and moves to the middle position of the oven, after the first linear module 9 and the second linear module move to the preset positions and stop respectively, the broken pole piece 5 taken out from the inlet of the oven is connected by bonding, the first power member 302 is started to make the first reel 301 unwind, the second power member makes the second reel wind, the traction belt 1 drives the pole piece 5 to move from the inlet of the oven towards the outlet direction, until the pole piece 5 extends from the outlet, the first power member 302 and the second power member stop rotating, the pole piece 5 is separated from the traction belt 1, the broken pole piece 5 is bonded together again, the controller issues instructions to make the first moving seat 901 drive the first mounting base 306 to return to the starting position along the first sliding rail 601, the second moving seat drives the second mounting base to return to the starting position along the second sliding rail, meanwhile, the first power member 302 is started to make the first reel 301 wind, the second power member makes the second reel unwind, after winding is completed, the traction belt 1 contacts the supporting shaft sleeve 201 again, and waits for the next use.

[0050] It should be noted that the first linear module 9 and the second linear module in the second state always move in the same direction and at the same speed, the unwinding speed of the first reel 301 is the same as the winding speed of the second reel, torque control is adopted for unwinding, speed control is adopted for winding, and the tension control of the traction belt 1 is realized.

[0051] The belt threading device has the following advantages: (1) after the pole piece 5 is broken, the traction belt 1 is used to move the pole piece 5, without opening the oven, the problems of narrow space, long time and difficult operation of manual belt threading in the oven are solved; (2) torque control is adopted for unwinding, speed control is adopted for winding, the tension control of the traction belt 1 is realized, and it is ensured that the traction belt 1 will not wrinkle during movement; (3) in the first working state, the passive wheel and the supporting assembly 2 ensure that the traction belt 1 will not interfere with the normal movement of other devices in the oven in the non-working state; (4) the inclined surface formed by the different supporting assemblies 2 in the oven can make the traction belt 1 return to the starting position (from the middle position of the oven to the side position) after belt threading is completed, and the traction belt 1 is wound back, which can provide support for the traction belt 1 and also play a role in correcting the traction belt 1.

[0052] As an alternative implementation, the number of support assemblies 2 can also be 2, 3, 5 or even more.

[0053] As an alternative implementation, the second winding and unwinding mechanism 4 is arranged outside the inlet of the oven, and the first winding and unwinding mechanism 3 is arranged outside the outlet of the oven.

[0054] As an alternative implementation, the first linear module 9 and the second linear module can also adopt electric cylinders, screw nut mechanisms, belt mechanisms, etc., which can drive the first winding and unwinding mechanism 3 and the second winding and unwinding mechanism 4 to move along a straight line.

[0055] Although the embodiments of the present application are described in conjunction with the drawings, various modifications and changes can be made by those skilled in the art without departing from the spirit and scope of the present application, and such modifications and changes fall within the scope defined by the appended claims.

Claims

1. A threading device, characterized in that, The utility model relates to a kind of drying machine, including: Traction belt (1), the traction belt (1) is suitable for being arranged through oven, the oven has import and export, one end of the traction belt (1) is stretched outside the oven through the import, the other end is stretched outside the oven through the export; Supporting assembly (2) includes support sleeve (201), the support sleeve (201) is rotationally arranged on the inner side wall of the oven, in the first state, the surface of the traction belt (1) in the oven is in contact with the support sleeve (201), and the support sleeve (201) supports the traction belt (1).

2. The lacing device of claim 1, wherein, The number of the support sleeve (201) is at least two, and the central axes of different support sleeves (201) form a slope, which is arranged at an angle with the horizontal plane.

3. The lacing device of claim 2, wherein, The supporting assembly (2) further includes a fixed shaft (202), the support sleeve (201) is rotatably sleeved on the outer peripheral surface of the fixed shaft (202), and one end of the fixed shaft (202) is fixedly connected with the inner side wall of the oven.

4. The lacing device of claim 1, wherein, It also includes a first winding and unwinding mechanism (3) and a second winding and unwinding mechanism (4), the first winding and unwinding mechanism (3) and the second winding and unwinding mechanism (4) are respectively connected to the traction belt (1), the first winding and unwinding mechanism (3) is arranged outside the import of the oven, the second winding and unwinding mechanism (4) is arranged outside the export of the oven, or the second winding and unwinding mechanism (4) is arranged outside the import of the oven, and the first winding and unwinding mechanism (3) is arranged outside the export of the oven.

5. The lacing device of claim 4, wherein, It also includes a first rack (6), the first rack (6) is provided with a first linear module (9), the first linear module (9) is connected with the first winding and unwinding mechanism (3), the first winding and unwinding mechanism (3) includes a first mounting seat (306), a first reel (301) and a first power member (302), the first linear module (9) includes a first sliding rail (601) and a first moving seat (901), the first rack (6) is provided with the first sliding rail (601), the first moving seat (901) is connected with the first mounting seat (306), the first mounting seat (306) is connected with the first power member (302), and the rotating end (3021) of the first power member (302) is connected with the first reel (301), and the first reel (301) is fixedly connected with the end of the traction belt (1).

6. The lacing device of claim 5, wherein, It also includes a second rack (7), the second rack (7) is provided with a second linear module, the second linear module is connected with the second winding and unwinding mechanism (4), the second winding and unwinding mechanism (4) includes a second mounting seat, a second reel and a second power member, the second linear module includes a second sliding rail and a second moving seat, the second rack (7) is provided with the second sliding rail, the second moving seat is connected with the second mounting seat, the second mounting seat is connected with the second power member, the rotating end (3021) of the second power member is connected with the second reel, and the second reel is fixedly connected with the end of the traction belt (1).

7. The strapping apparatus of claim 6, wherein The first winding and unwinding mechanism (3) further comprises a first fixed plate (303) and a first passive wheel (304), one end of the first fixed plate (303) is fixedly connected with the first mounting seat (306), and the side surface of the first fixed plate (303) is rotatably provided with the first passive wheel (304); the second winding and unwinding mechanism (4) further comprises a second fixed plate and a second passive wheel, one end of the second fixed plate is fixedly connected with the second mounting seat, and the side surface of the second fixed plate is rotatably provided with the second passive wheel.

8. The lacing device of claim 6, wherein, The first rack (6) further comprises a control cabinet (603), the side surface of the control cabinet (603) is provided with a start button (605), a stop button (606) and a touch screen, and the control cabinet (603) is provided with a controller, and the controller is connected with the first power member (302), the first linear module (9), the start button (605), the stop button (606) and the touch screen respectively.

9. A coating system characterized by, The belt threading device according to any one of claims 1-8.

10. The coating system of claim 9, wherein, Further comprising an oven, inside which the pole piece (5) and the traction belt (1) are adapted to pass, the traction belt (1) being adapted to be detachably connected with the broken pole piece (5), the oven comprising a lower tuyere (8), the height of the support assembly (2) being higher than the lower tuyere (8).