Double-station film guiding trolley capable of automatically rectifying deviation

Abstract

The utility model provides an automatic deviation-rectifying double-station film guiding trolley, which belongs to the technical field of conveying belt production equipment and comprises a frame. The wheels are arranged at the bottom of the frame; the film winding and unwinding device is arranged in the middle of the frame and drives the film roll to rotate forwards or reversely to unwind or wind the film; the cloth liner winding and unwinding device is arranged at the front end of the frame and located in front of the film winding and unwinding device, and the cloth liner winding and unwinding device drives a cloth liner roll to rotate forwards or reversely to unwind or wind the cloth liner; and the deviation rectifying device is arranged at the side end of the frame, and the deviation rectifying device realizes deviation rectification of the film by controlling the trolley to rotate leftwards or rightwards. The device is simple to operate, can realize double-station simultaneous material hanging, unwinding and winding, and can realize automatic deviation correction, so that the tension of a rubber sheet is kept stable in the whole winding and unwinding process, the phenomena of wrinkling, lengthening and the like in the rubber sheet unwinding process are avoided, the quality of the rubber sheet can be ensured, the process requirements are met, and simultaneous vulcanization of double conveying belts is realized.

Description

Technical Field

[0001] The utility model belongs to the technical field of conveyor belt production equipment, in particular to an automatic deviation-correcting double-station film guiding trolley. Background Art

[0002] The wire rope and fabric core conveyor belt vulcanization production line is mainly used for the vulcanization, molding, repairing and winding of rubber conveyor belts. The film unwinding trolley is mainly used to unwind and rewind the raw rubber before cold pressing and laminating the rubber conveyor belt. At present, the film unwinding trolley generally passes through two guide rollers, one of which is used to wind the film, and the other is used to wind the pad cloth. However, in actual use, due to the tension and other reasons during work, the material roll will deviate from the center line and need to be adjusted and corrected; in addition, due to the inertia of the film, it will cause wrinkles, elongation, and curling during the unwinding process, affecting the normal transportation of the film. Utility Model Content

[0003] Details of one or more embodiments of the present invention are set forth in the following drawings and description to make other features, objects, and advantages of the present application more readily apparent.

[0004] The utility model proposes an automatic deviation-correcting double-station film guiding trolley, which solves the technical problems in the prior art that the material roll deviates from the center line during transportation and the tension-free unwinding causes sticking. The automatic deviation-correcting double-station film guiding trolley of the utility model is easy to operate and can realize simultaneous material hanging, unwinding and rewinding at the double stations, and can realize automatic deviation correction, so that the film tension remains stable during the entire unwinding and rewinding process, and wrinkles, elongation and the like will not occur during the film unwinding process, so the film quality can be guaranteed, the process requirements are met, and the simultaneous vulcanization of two conveyor belts can be realized.

[0005] The utility model discloses an automatic deviation-correcting double-station film guiding trolley, comprising a frame; a plurality of wheels arranged at the bottom of the frame; a film winding and unwinding device arranged at the middle of the frame, the film winding and unwinding device drives the film roll to rotate forward or reversely to realize the guiding or winding of the film; a pad cloth winding and unwinding device arranged at the front end of the frame, located in front of the film winding and unwinding device, the pad cloth winding and unwinding device drives the pad cloth roll to rotate forward or reversely to realize the guiding or winding of the pad cloth; a deviation-correcting device arranged at the side end of the frame, the deviation-correcting device realizes the film deviation correction by controlling the trolley to rotate left or right; the deviation-correcting device comprises a fourth motor reducer arranged above the frame, a driving sprocket is arranged at the shaft end of the fourth motor reducer; a driving shaft is arranged below the frame, two ends of the driving shaft are respectively connected to adjacent wheels, a driven sprocket is arranged on the driving shaft, and the driven sprocket is connected to the driving sprocket through a chain.

[0006] In some of the embodiments, the film winding and unwinding device includes a first middle bracket arranged on a cross beam in the middle of the frame, and a first film driving assembly and a second film driving assembly symmetrically arranged on both sides of the first middle bracket.

[0007] In some embodiments, the pad cloth retracting and unwinding device includes a second middle bracket arranged at the front end of the middle crossbeam of the frame, and a first pad cloth driving assembly and a second pad cloth driving assembly symmetrically arranged on both sides of the second middle bracket.

[0008] In some of the embodiments, the first intermediate bracket includes a support, which is arranged on the middle cross beam of the frame; three bearings, which are arranged on the outside of one end of the support; three connecting shafts, which are arranged in the support, and one end of each connecting shaft is connected to the corresponding bearing; three nuts, which are arranged on the outside of the other end of the support, and each nut is connected to the corresponding connecting shaft.

[0009] In some of the embodiments, the first film drive assembly includes a first motor reducer, which is arranged at one end of the frame, and the first motor reducer is a variable frequency motor; a first right chuck, which is arranged on the frame, and the first right chuck is connected to the first motor reducer through a first clutch; and a first film square bar, which is arranged between the first intermediate bracket and the first right chuck.

[0010] In some of the embodiments, the second film drive assembly includes a first left chuck, which is arranged on the other end of the frame opposite to the first right chuck; a brake disc, which is arranged on the axial end of the first left chuck; a pneumatic brake, which is arranged on the brake disc; and a second film square bar, which is arranged between the first intermediate bracket and the first left chuck.

[0011] In some embodiments, the first cloth pad drive assembly includes a second motor reducer, which is arranged at one end of the frame, and the second motor reducer is a variable frequency motor; the second left chuck is arranged on the frame, and the second left chuck is connected to the second motor reducer through a second clutch; the first cloth pad square bar is arranged between the second intermediate bracket and the second left chuck.

[0012] In some embodiments, the second cloth pad drive assembly includes a second right chuck, which is arranged on the other end of the frame opposite to the second left chuck; a third motor reducer, which is arranged on the frame and connected to the second right chuck, and the third motor reducer is a variable frequency motor; and a second cloth pad square bar, which is arranged between the second intermediate bracket and the second right chuck.

[0013] In some of the embodiments, the end surfaces of the first film square bar and the second film square bar connected to the first intermediate bracket are both circular and match the upper end of the first intermediate bracket.

[0014] In some embodiments, the end surfaces of the first cloth lining square bar and the second cloth lining square bar connected to the second intermediate bracket are both circular and match the upper end of the second intermediate bracket.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows: the automatic deviation-correcting double-station film guide trolley of the utility model has an automatic deviation-correcting function to ensure that the film is on the center line during the conveying process; the film unwinding device and the pad cloth unwinding device of the utility model are both double-station structures, which can realize the simultaneous hanging, unwinding and winding of the double stations, and realize the simultaneous vulcanization of two conveyor belts; the two films are respectively controlled by the first motor reducer and pneumatic brake of the film unwinding device, and the first motor reducer is a variable frequency motor, which can realize the uniform speed unwinding of the two films, avoiding the problems of wrinkling, elongation, curling, etc., and adopts pneumatic brake control, which also has the advantages of uniform tension and compact layout. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 A schematic diagram of the structure of the automatic deviation-correcting double-station film guide carriage provided by the embodiment of the utility model;

[0018] Figure 2 A rear view of the automatic deviation-correcting double-station film guide trolley provided by the embodiment of the utility model;

[0019] Figure 3 A top view of the automatic deviation-correcting double-station film guide carriage provided by the embodiment of the utility model;

[0020] Figure 4 A schematic diagram of the structure of the middle bracket of the automatic deviation-correcting double-station film guide trolley provided in an embodiment of the utility model;

[0021] Figure 5 A top view of the middle bracket of the automatic deviation-correcting double-station film guide trolley provided in the embodiment of the utility model;

[0022] In the accompanying drawings: 10, frame, 11, wheels;

[0023] 21. first intermediate bracket, 211. support, 212. first connecting shaft, 213. first bearing, 214. first nut; 22. first film drive assembly, 221. first motor reducer, 222. first clutch, 223. first right chuck, 224. first film square bar; 23. second film drive assembly, 231. pneumatic brake, 232. brake disc, 233. first left chuck, 234. second film square bar;

[0024] 31. second middle bracket; 32. first cloth pad drive assembly; 321. second motor reducer; 322. second clutch; 323. second left chuck; 324. first cloth pad square bar; 33. second cloth pad drive assembly; 331. third motor reducer; 332. second right chuck; 333. second cloth pad square bar;

[0025] 41. fourth motor reducer, 42. driving sprocket, 43. chain, 44. driven sprocket, 45. driving shaft. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the description of the present utility model, it should be understood that the terms "center", "lateral", "longitudinal", "upper", "lower", "inner", "outer", "front", "back", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. The terms "first", "second", "third", etc., are merely used to distinguish similar objects, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features.

[0028] The utility model provides an automatic deviation-correcting double-station film guide trolley. Figure 1 This is a schematic diagram of the structure of the automatic deviation correction double-station film guide carriage according to an embodiment of the utility model. Figure 1 As shown, the utility model automatic deviation correction double-station film guide trolley includes a frame 10, wheels 11, a film winding and unwinding device, a padding winding and unwinding device and a deviation correction device. The utility model automatic deviation correction double-station film guide trolley can realize the simultaneous hanging, unwinding and winding of the double stations, realize the simultaneous vulcanization of the two conveyor belts, and solve the problem of inconsistent tension of the two films wound and unwound at a single station; and it has an automatic deviation correction function to ensure that the film is on the center line, and the operation is simple, safe and reliable.

[0029] The utility model comprises a double-station film guiding trolley for automatic deviation correction, comprising a frame 10; a plurality of wheels 11, which are arranged at the bottom of the frame 10; a film winding and unwinding device, which is arranged at the middle of the frame 10, and the film winding and unwinding device drives the film roll to rotate forward or reversely to realize the guiding or winding of the film; a pad cloth winding and unwinding device, which is arranged at the front end of the frame 10 and is located in front of the film winding and unwinding device, and the pad cloth winding and unwinding device drives the pad cloth roll to rotate forward or reversely to realize the guiding or winding of the pad cloth; the deviation correction device is arranged Placed at the side end of the frame 10, the correction device realizes film correction by controlling the trolley to rotate left or right; the correction device includes a fourth motor reducer 41, which is arranged above the frame 10, and a driving sprocket 42 is arranged at the shaft end of the fourth motor reducer 41; a driving shaft 45, which is arranged below the frame 10, and the two ends of the driving shaft 45 are respectively connected to the adjacent wheels 11, and a driven sprocket 44 is arranged on the driving shaft 45, and the driven sprocket 44 is connected to the driving sprocket 42 through a chain 43.

[0030] The film reeling and unwinding device of the automatic deviation-correcting double-station film guide-out trolley of the utility model comprises a first intermediate bracket 21 arranged on the middle crossbeam of the frame 10, and a first film driving assembly 22 and a second film driving assembly 23 symmetrically arranged on both sides of the first intermediate bracket 21. The film reeling and unwinding device drives the film roll to rotate forward or reversely through the film driving assembly to realize film guide-out or film reeling. The first intermediate bracket 21 comprises a support 211, which is arranged on the frame 10, and the support 211 is an inverted C-shaped structure, and U-shaped openings are symmetrically arranged at both ends of the C-shaped structure for placing the film square bar; three bearings are arranged on the outer side of one end of the support 211, including a first bearing 213, a second bearing, and a third bearing; three connecting shafts are arranged in the support 211, and one end of each connecting shaft is connected to a corresponding bearing; three nuts are arranged on the outer side of the other end of the support, and each nut is connected to a corresponding connecting shaft. The first film driving assembly 22 includes a first motor reducer 221, which is arranged at one end of the frame 10, and the first motor reducer 221 is a variable frequency motor; a first right chuck 223, which is arranged on the frame 10; a first clutch 222, which is arranged on the output shaft of the first motor reducer 221, and the first clutch 222 is used to connect the first right chuck 223 and the first motor reducer 221; a first film square bar 224, which is arranged between the first intermediate bracket 21 and the first right chuck 223. Preferably, one end face of the first film square bar 224 is circular, which matches the upper end of the first intermediate bracket 21, so that the first film square bar 224 can rotate freely along the bearing of the first intermediate bracket 21. The second film driving assembly 23 includes a first left chuck 233, which is arranged on the other end of the frame 10 opposite to the first right chuck 223; a brake disc 232, which is arranged on the axial end of the first left chuck 233; a pneumatic brake 231, which is arranged on the brake disc 232; a second film square bar 234, which is arranged between the first intermediate bracket 21 and the first left chuck 233. Preferably, one end face of the second film square bar 234 is circular and matches the upper end of the first intermediate bracket 21, so that the second film square bar 234 can rotate freely along the bearing of the first intermediate bracket 21.

[0031] The utility model discloses a pad cloth reeling and unwinding device for an automatic deviation-correcting double-station film unwinding trolley, comprising a second intermediate bracket 31 disposed at the front end of a crossbeam in the middle of a frame 10, a first pad cloth driving assembly 32 and a second pad cloth driving assembly 33 symmetrically disposed on both sides of the second intermediate bracket 31, and the structure of the second intermediate bracket 31 is the same as that of the first intermediate bracket 21. The pad cloth reeling and unwinding device drives the pad cloth roll to rotate forward or backward through the pad cloth driving assembly to realize unwinding or rewinding of the pad cloth. The first cloth pad driving assembly 32 includes a second motor reducer 321, which is arranged at one end of the frame 10, and the second motor reducer 321 is a variable frequency motor; a second left chuck 323, which is arranged on the frame 10; a second clutch 322, which is arranged on the output shaft of the second motor reducer 321, and the second clutch 322 is used to connect the second reduction motor 321 and the second left chuck 323; a first cloth pad square bar 324, which is arranged between the second intermediate bracket 31 and the second left chuck 323. Preferably, one end face of the first cloth pad square bar 324 is circular, which matches the upper end of the second intermediate bracket 31, so that the first cloth pad square bar 324 can rotate freely along the bearing of the second intermediate bracket 31. The second cloth pad driving assembly 33 includes a second right chuck 332, which is arranged on the other end of the frame 10 opposite to the second left chuck 323; a third motor reducer 331, which is arranged on the frame 10 and connected to the second right chuck 332, and the third motor reducer 331 is a variable frequency motor; a second cloth pad square bar 333, which is arranged between the second intermediate bracket 31 and the second right chuck 332. Preferably, one end face of the second cloth pad square bar 333 is circular and matches the upper end of the second intermediate bracket 31, so that the second cloth pad square bar 333 can rotate freely along the bearing of the second intermediate bracket 31.

[0032] The utility model automatic deflection correction device for the double-station film guide carriage, the fourth motor reducer 41 is located between the first motor reducer 221 and the third motor reducer 331, and the fourth motor reducer 41 is a variable frequency motor. Preferably, the utility model deflection correction device also includes a detector or sensor arranged on the frame 10, which is used to detect or sense the change of the film position. During the working process, when the film deviates and deviates from the center line, the fourth motor reducer 41 is started, the active sprocket 42 drives the driven sprocket 44 to rotate, and then drives the drive shaft 45 to drive the carriage to rotate left or right to achieve the deflection correction function.

[0033] When the automatic deviation-correcting double-station film guide trolley of the utility model is used for unwinding, the working process is as follows: film rolls are placed on the first film square bar 224 and the second film square bar 234 respectively; the first motor reducer 221 drives the first film square bar 224 to rotate, so as to realize the active unwinding of the right film roll; the pneumatic brake 231 ventilates and clamps the brake disc 232, and applies torque to the film roll on the left side of the trolley to realize uniform speed unwinding, wherein the magnitude of the torque is adjusted by the pressure of the compressed air, and the pneumatic brake is used to control , with the advantages of uniform tension and compact layout; the second motor reducer 321 drives the first cloth pad square bar 324 to rotate, so as to realize the winding of the left cloth pad roll, wherein the speed of the second motor reducer 321 is controlled by the frequency converter, which can realize automatic speed matching and realize uniform speed unwinding; the third motor reducer 331 drives the second cloth pad square bar 333 to rotate, so as to realize the winding of the right cloth pad roll; in the above process, the speed of the first motor reducer 221 and the speed of the third motor reducer 331 are matched to realize uniform speed unwinding. The four motor reducers of the utility model are all variable frequency motors. In the above unwinding process, one film is unwound at a uniform speed by controlling the unwinding torque through the pneumatic brake, and the other film is actively unwound by following the speed of the cloth pad winding motor through the variable frequency motor, and the two cloth pads are actively wound through the two motor reducers on the left and right sides.

[0034] When the automatic deviation-correcting double-station film guiding trolley of the utility model is used for winding, the working process is as follows: film rolls are placed on the first film square bar 224 and the second film square bar 234 respectively. When the film is guided away too much, it needs to be wound up, the pneumatic brake 231 is separated from the clamping brake disc 232, and the first motor reducer 221 drives the first film square bar 224 to rotate in the opposite direction to realize the active winding of the right film roll; the second motor reducer 321 drives the first cloth square bar 324 to rotate in the opposite direction to realize the unwinding of the left cloth roll, wherein the speed of the second motor reducer 321 is controlled by the frequency converter; the third motor reducer 331 drives the second cloth square bar 333 to rotate in the opposite direction to realize the unwinding of the right cloth roll; in the above process, the speed of the first motor reducer 221 and the speed of the third motor reducer 331 are matched to realize uniform speed winding.

[0035] The above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model is described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the specific implementation methods of the utility model can still be modified or some technical features can be replaced by equivalents without departing from the spirit of the technical solution of the utility model, which should be included in the scope of the technical solution for which protection is requested in the utility model.

Claims

1. An automatic deviation-correcting double-station film guide trolley, characterized in that: include Frame; A plurality of wheels are arranged at the bottom of the frame; The film winding and unwinding device is arranged in the middle of the frame, and the film winding and unwinding device drives the film roll to rotate forward or reversely to realize the unwinding or winding of the film; The pad cloth reeling and unwinding device is arranged at the front end of the frame and is located in front of the film reeling and unwinding device. The pad cloth reeling and unwinding device drives the pad cloth roll to rotate forward or reversely to realize the unwinding or rewinding of the pad cloth; The deviation correction device is arranged at the side end of the frame, and the deviation correction device realizes the film deviation correction by controlling the trolley to rotate left or right; the deviation correction device includes a fourth motor reducer, which is arranged above the frame, and a driving sprocket is arranged at the shaft end of the fourth motor reducer; a driving shaft is arranged below the frame, and both ends of the driving shaft are respectively connected to adjacent wheels, and a driven sprocket is arranged on the driving shaft, and the driven sprocket is connected to the driving sprocket through a chain.

2. The automatic deviation-correcting double-station film guiding trolley according to claim 1 is characterized in that: The film winding and unwinding device comprises a first middle bracket arranged on a crossbeam in the middle of a frame, and a first film driving assembly and a second film driving assembly symmetrically arranged on both sides of the first middle bracket.

3. The automatic deviation-correcting double-station film guiding trolley according to claim 2 is characterized in that: The pad cloth retracting and unwinding device comprises a second middle bracket arranged at the front end of the cross beam in the middle of the frame, and a first pad cloth driving assembly and a second pad cloth driving assembly symmetrically arranged on both sides of the second middle bracket.

4. The automatic deviation-correcting double-station film guiding trolley according to claim 2 is characterized in that: The first intermediate bracket includes A support, arranged on the crossbeam in the middle of the frame; three bearings, arranged outside one end of the support; Three connecting shafts are arranged in the support, and one end of each connecting shaft is connected to a corresponding bearing; Three nuts are arranged on the outer side of the other end of the support, and each nut is connected to a corresponding connecting shaft.

5. The automatic deviation-correcting double-station film guide carriage according to claim 2 is characterized in that: The first film drive assembly comprises A first motor reducer is arranged at one end of the frame, and the first motor reducer is a variable frequency motor; A first right chuck is arranged on the frame, and the first right chuck is connected to the first motor reducer through a first clutch; The first film square bar is arranged between the first middle bracket and the first right chuck.

6. The automatic deviation-correcting double-station film guiding trolley according to claim 5 is characterized by: The second film drive assembly comprises A first left chuck is arranged on the other end of the frame opposite to the first right chuck; A brake disc, arranged at the shaft end of the first left chuck; A pneumatic brake is provided on the brake disc; The second film square bar is arranged between the first middle bracket and the first left chuck.

7. The automatic deviation-correcting double-station film guiding trolley according to claim 3 is characterized by: The first cloth driving assembly comprises The second motor reducer is arranged at one end of the frame, and the second motor reducer is a variable frequency motor; A second left chuck is arranged on the vehicle frame, and the second left chuck is connected to the second motor reducer through a second clutch; The first cloth pad square bar is arranged between the second middle bracket and the second left chuck.

8. The automatic deviation-correcting double-station film guiding trolley according to claim 7 is characterized in that: The second cloth driving assembly includes A second right chuck is arranged on the other end of the frame opposite to the second left chuck; The third motor reducer is arranged on the frame and connected to the second right chuck, and the third motor reducer is a variable frequency motor; The second cloth pad square bar is arranged between the second middle bracket and the second right chuck.

9. The automatic deviation-correcting double-station film guiding trolley according to claim 6, characterized in that: The end surfaces of the first film square bar and the second film square bar connected to the first intermediate bracket are both circular and matched with the upper end of the first intermediate bracket.

10. The automatic deviation-correcting double-station film guiding trolley according to claim 8, characterized in that: The end surfaces of the first cloth-laying square bar and the second cloth-laying square bar connected to the second intermediate bracket are both circular. And it matches the upper end of the second intermediate bracket.

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