Leather tightening machine for leather processing

Abstract

The utility model discloses a leather tightening machine for leather processing, which belongs to the technical field of leather processing and comprises a mounting plate, the upper surface of the mounting plate is fixedly connected with a box body, the upper surface of the box body is fixedly connected with a protective shell, and a positive and negative motor is arranged in the protective shell. A forward and reverse motor is fixedly connected to the upper surface of the box body, a first bevel gear is fixedly connected to an output shaft of the forward and reverse motor, a bearing is fixedly connected to the upper surface of the box body so that a threaded pipe can be arranged in the box body in a penetrating mode, and a second bevel gear is fixedly connected to the surface of the threaded pipe. In the process that a worker uses the device to tighten leather, the worker only needs to start a forward and reverse motor through a control switch, a threaded column in a threaded pipe can move through leather in a clamping plate of a movable frame, and therefore the worker can tighten the leather with different lengths conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of leather processing, and more specifically, to a leather stretching machine for leather processing. Background Art

[0002] Leather is a denatured and non-perishable animal skin obtained through physical and chemical processing such as dehairing and tanning. Leather is composed of natural protein fibers tightly woven in three-dimensional space. Its surface has a special grain layer with natural grain and luster and a comfortable feel. Leather needs to go through steps such as degreasing, peeling, stretching and drying during the production process. The purpose of stretching is not only to straighten the leather, but also to reduce the moisture on the leather. The existing stretching equipment is not convenient for staff to tighten leather of different lengths during use, and cannot quickly evaporate the moisture inside the leather, which requires the leather to be stretched for a long time. Utility Model Content

[0003] (1) Technical issues to be solved

[0004] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a leather stretching machine for leather processing, which has the characteristics of being easy to stretch leathers of different lengths and being able to quickly evaporate the moisture inside the leather.

[0005] (2) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides a leather stretching machine for leather processing, including a mounting plate, the upper surface of the mounting plate is fixedly connected to a box body, the upper surface of the box body is fixedly connected to a protective shell, a forward and reverse motor is arranged inside the protective shell, the output shaft of the forward and reverse motor is fixedly connected to a first bevel gear, the upper surface of the box body is fixedly connected to a bearing so that a threaded tube is passed through its interior, a second bevel gear is fixedly connected to the surface of the threaded tube, the first bevel gear and the second bevel gear are meshed, a threaded column is passed through the interior of the threaded tube, a movable frame is arranged inside the box body, and the threaded column The bottom end is fixedly connected to the upper surface of the movable frame, a temperature and humidity sensor is arranged inside the box body, a heating chamber is fixedly connected to the side of the box body, an air inlet is fixedly connected to the upper surface of the heating chamber, an exhaust fan is arranged inside the air inlet, an electric heater is fixedly connected to the heating chamber, an exhaust chamber is fixedly connected to the interior of the box body, an air duct is fixedly connected to the lower surface of the heating chamber, the other end of the air duct is passed through the exhaust chamber, a fixed block is fixedly connected to the interior of the box body, an electric push rod is fixedly connected to the surface of the fixed block, and a clamping plate is fixedly connected to one end of the electric push rod.

[0007] When the leather stretching machine for leather processing according to the technical solution is used, the forward and reverse motors are started by controlling the switch, so that the threaded column inside the threaded tube can be moved through the leather inside the clamping plate of the movable frame, thereby facilitating the tightening of leathers of different lengths. In addition, the exhaust fan and the electric heater are started by controlling the switch, so that the heated gas can be blown onto the surface of the leather, thereby evaporating the moisture inside the leather and reducing the time for stretching the leather.

[0008] Furthermore, a non-slip pad is fixedly connected to the surface of the clamping plate, and the non-slip pad is made of rubber material. There are two groups of fixed blocks, electric push rods and clamping plates, and the other group of fixed blocks, electric push rods and clamping plates is fixedly connected inside the movable frame.

[0009] Furthermore, a sleeve is fixedly connected to the upper surface of the box, a limiting rod is passed through the interior of the sleeve, and the bottom end of the limiting rod is fixedly connected to the upper surface of the movable frame. There are two groups of sleeves and limiting rods, which are symmetrically arranged on the upper surface of the box.

[0010] Furthermore, an exhaust port is fixedly connected to the upper surface of the box body, a protective net is fixedly connected to the inside of the air inlet, and air holes are opened on the upper surface of the exhaust bin. There are a plurality of air holes, which are evenly arranged on the upper surface of the exhaust bin.

[0011] Furthermore, a hinge is fixedly connected to the surface of the box body, the box body is movably connected to a movable door through the hinge, an observation window is inlaid on the surface of the movable door, a lock is provided on the surface of the movable door, and the box body and the movable door are fixedly connected through the lock.

[0012] Furthermore, a shock absorber is fixedly connected to the lower surface of the mounting plate. There are four shock absorbers in total and they are arranged in a rectangular shape on the lower surface of the mounting plate. A universal wheel is fixedly connected to the bottom end of the shock absorber, and a brake pad is provided on the side of the universal wheel.

[0013] Furthermore, an energy storage compartment is provided inside the mounting plate, a battery is fixedly connected inside the energy storage compartment, a control switch is fixedly connected to the surface of the box body, and a microprocessor is arranged inside the control switch.

[0014] (3) Beneficial effects

[0015] In summary, the utility model has the following beneficial effects:

[0016] 1. The leather stretching machine for leather processing is provided with a forward and reverse motor. When the worker uses the device to tighten the leather, the worker only needs to start the forward and reverse motor through a control switch, so that the threaded column inside the threaded tube can move through the leather inside the clamping plate of the movable frame, thereby facilitating the worker to tighten leather of different lengths;

[0017] 2. The leather stretching machine for leather processing is provided with an exhaust fan and an electric heater. When the staff uses the device to stretch the leather, the staff only needs to start the exhaust fan and the electric heater through the control switch, so that the heated gas can be blown to the surface of the leather, thereby evaporating the moisture inside the leather and reducing the time for stretching the leather. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the drawings required for describing the specific implementation or the prior art will be briefly introduced below. Obviously, the drawings described below are only one implementation of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic structural diagram of a three-dimensional cross section of the utility model;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the clamping plate in the utility model.

[0022] The symbols in the accompanying drawings are:

[0023] 1. Mounting plate; 2. Box body; 3. Protective shell; 4. Forward and reverse motor; 5. First bevel gear; 6. Threaded tube; 7. Second bevel gear; 8. Threaded column; 9. Movable frame; 10. Limit rod; 11. Sleeve; 12. Exhaust port; 13. Temperature and humidity sensor; 14. Fixed block; 15. Electric push rod; 16. Clamping plate; 17. Anti-slip mat; 18. Heating chamber; 19. Air inlet; 20. Protective net; 21. Exhaust fan; 22. Electric heater; 23. Air duct; 24. Exhaust chamber; 25. Air vent; 26. Hinge; 27. Observation window; 28. Lock; 29. ​​Shock absorber; 30. Universal wheel; 31. Energy storage chamber; 32. Battery; 33. Control switch; 34. Movable door. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the utility model easy to understand, the technical scheme in the specific implementation mode of the utility model is clearly and completely described below to further illustrate the utility model. Obviously, the specific implementation mode described is only a part of the implementation mode of the utility model, rather than all styles.

[0025] Example:

[0026] The following is combined with Figure 1-3 The utility model is described in further detail.

[0027] See also Figure 1-3 The utility model provides a technical solution: a leather stretching machine for leather processing, comprising a mounting plate 1, a box body 2 is fixedly connected to the upper surface of the mounting plate 1, a protective shell 3 is fixedly connected to the upper surface of the box body 2, a forward and reverse motor 4 is arranged inside the protective shell 3, by arranging the forward and reverse motor 4, only the forward and reverse motor 4 needs to be started by the control switch 33, so that the threaded column 8 inside the threaded tube 6 can be moved through the leather inside the clamping plate 16 of the movable frame 9, so that the staff can tighten leather of different lengths, the output shaft of the forward and reverse motor 4 is fixedly connected to the first bevel gear 5, the upper surface of the box body 2 is fixedly connected to the bearing so that the threaded tube 6 is penetrated therein, the surface of the threaded tube 6 is fixedly connected to the second bevel gear 7, the first bevel gear 5 and the second bevel gear 7 are meshed, the threaded column 8 is penetrated inside the threaded tube 6, the movable frame 9 is arranged inside the box body 2, and the bottom end of the threaded column 8 is fixedly connected to the movable frame 9 The upper surface of the box body 2 is provided with a temperature and humidity sensor 13, the side of the box body 2 is fixedly connected with a heating chamber 18, the upper surface of the heating chamber 18 is fixedly connected with an air inlet 19, and the air inlet 19 is provided with an exhaust fan 21. By arranging the exhaust fan 21 and the electric heater 22, it is only necessary to start the exhaust fan 21 and the electric heater 22 by controlling the switch 33, so that the heated gas can be blown to the surface of the leather, so as to evaporate the moisture inside the leather and reduce the time for stretching the leather. The interior of the heating chamber 18 is fixedly connected with the electric heater 22, the interior of the box body 2 is fixedly connected with an exhaust chamber 24, the lower surface of the heating chamber 18 is fixedly connected with an air duct 23, the other end of the air duct 23 is penetrated into the exhaust chamber 24, the interior of the box body 2 is fixedly connected with a fixed block 14, the surface of the fixed block 14 is fixedly connected with an electric push rod 15, and one end of the electric push rod 15 is fixedly connected with a clamping plate 16.

[0028] Specifically, the surface of the clamping plate 16 is fixedly connected with an anti-skid pad 17 made of rubber material. There are two groups of fixed blocks 14, electric push rods 15 and clamping plates 16, and the other group of fixed blocks 14, electric push rods 15 and clamping plates 16 is fixedly connected inside the movable frame 9.

[0029] By adopting the above technical solution, the electric push rod 15 can be extended by controlling the control switch 33, so that the clamping plate 16 can drive the anti-skid pad 17 to fit tightly on the stretched leather surface, thereby preventing the leather from loosening on the stretched dust cover.

[0030] Specifically, a sleeve 11 is fixedly connected to the upper surface of the box body 2, a limiting rod 10 is passed through the interior of the sleeve 11, and the bottom end of the limiting rod 10 is fixedly connected to the upper surface of the movable frame 9. There are two groups of sleeves 11 and limiting rods 10, which are symmetrically arranged on the upper surface of the box body 2.

[0031] Specifically, the upper surface of the box body 2 is fixedly connected with the exhaust port 12, the interior of the air inlet 19 is fixedly connected with the protective net 20, and the upper surface of the exhaust bin 24 is provided with air holes 25. There are a plurality of air holes 25, which are evenly arranged on the upper surface of the exhaust bin 24.

[0032] Specifically, a hinge 26 is fixedly connected to the surface of the box body 2, and a movable door 34 is movably connected to the box body 2 through the hinge 26. An observation window 27 is inlaid on the surface of the movable door 34, and a lock 28 is provided on the surface of the movable door 34. The box body 2 and the movable door 34 are fixedly connected through the lock 28.

[0033] Specifically, the lower surface of the mounting plate 1 is fixedly connected with a shock absorber 29. There are four shock absorbers 29 in total, which are arranged in a rectangular shape on the lower surface of the mounting plate 1. The bottom end of the shock absorber 29 is fixedly connected with a universal wheel 30, and a brake pad is provided on the side of the universal wheel 30.

[0034] Specifically, an energy storage compartment 31 is provided inside the mounting plate 1 , a battery 32 is fixedly connected inside the energy storage compartment 31 , a control switch 33 is fixedly connected to the surface of the box body 2 , and a microprocessor is arranged inside the control switch 33 .

[0035] The working principle of the utility model is as follows: when the utility model is used, the device is first moved to a suitable position, and then the position of the universal wheel 30 is fixed by the brake pad, so as to avoid the device from being offset during use. When the staff uses the device to tighten the leather, the staff first places the two ends of the leather to be tightened inside the two sets of clamping plates 16 respectively, and then the staff controls the electric push rod 15 to extend through the control switch 33, so that the clamping plate 16 drives the anti-skid pad 17 to fit tightly on the surface of the tightened leather, and the staff starts the forward and reverse motor 4 through the control switch 33, and at the same time the forward and reverse motor 4 passes through the first cone The gear 5 drives the threaded tube 6 inside the second bevel gear 7 to rotate, so that the threaded column 8 inside the threaded tube 6 moves through the leather inside the clamping plate 16 of the movable frame 9, so that it is convenient for the staff to tighten the leather of different lengths, and the staff starts the exhaust fan 21 and the electric heater 22 through the control switch 33, so that the heated gas is injected into the exhaust bin 24 through the air duct 23, and then blows to the surface of the leather through the air vent 25, so as to facilitate the evaporation of moisture inside the leather and reduce the time for stretching the leather. At the same time, under the action of the temperature and humidity sensor 13, the temperature and humidity inside the box 2 can be monitored in real time.

[0036] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A leather stretching machine for leather processing, comprising a mounting plate (1), characterized in that: The upper surface of the mounting plate (1) is fixedly connected to a box body (2), the upper surface of the box body (2) is fixedly connected to a protective shell (3), a forward and reverse motor (4) is arranged inside the protective shell (3), the output shaft of the forward and reverse motor (4) is fixedly connected to a first bevel gear (5), the upper surface of the box body (2) is fixedly connected to a bearing so that a threaded tube (6) is passed through the inside, the surface of the threaded tube (6) is fixedly connected to a second bevel gear (7), the first bevel gear (5) and the second bevel gear (7) are meshed, a threaded column (8) is passed through the inside of the threaded tube (6), a movable frame (9) is arranged inside the box body (2), the bottom end of the threaded column (8) is fixedly connected to the upper surface of the movable frame (9), and a temperature sensor (5) is arranged inside the box body (2). A humidity sensor (13), a heating chamber (18) is fixedly connected to the side of the box body (2), an air inlet (19) is fixedly connected to the upper surface of the heating chamber (18), an exhaust fan (21) is arranged inside the air inlet (19), an electric heater (22) is fixedly connected to the inside of the heating chamber (18), an exhaust chamber (24) is fixedly connected to the inside of the box body (2), an air guide pipe (23) is fixedly connected to the lower surface of the heating chamber (18), the other end of the air guide pipe (23) is passed through the inside of the exhaust chamber (24), a fixed block (14) is fixedly connected to the inside of the box body (2), an electric push rod (15) is fixedly connected to the surface of the fixed block (14), and one end of the electric push rod (15) is fixedly connected to a clamping plate (16).

2. The leather stretching machine for leather processing according to claim 1, characterized in that: The surface of the clamping plate (16) is fixedly connected with an anti-skid pad (17), and the anti-skid pad (17) is made of rubber material. The fixed block (14), the electric push rod (15) and the clamping plate (16) are each in two groups, and the other group of the fixed block (14), the electric push rod (15) and the clamping plate (16) is fixedly connected inside the movable frame (9).

3. The leather stretching machine for leather processing according to claim 1, characterized in that: The upper surface of the box body (2) is fixedly connected with a sleeve (11), a limiting rod (10) is inserted into the interior of the sleeve (11), and the bottom end of the limiting rod (10) is fixedly connected to the upper surface of the movable frame (9). The sleeve (11) and the limiting rod (10) are both provided in two groups and are symmetrically arranged on the upper surface of the box body (2).

4. The leather stretching machine for leather processing according to claim 1, characterized in that: The upper surface of the box body (2) is fixedly connected with an exhaust port (12), the interior of the air inlet (19) is fixedly connected with a protective net (20), and the upper surface of the exhaust bin (24) is provided with air holes (25), and there are a plurality of air holes (25) which are evenly arranged on the upper surface of the exhaust bin (24).

5. The leather stretching machine for leather processing according to claim 1, characterized in that: A hinge (26) is fixedly connected to the surface of the box body (2), and the box body (2) is movably connected to a movable door (34) via the hinge (26). An observation window (27) is inlaid on the surface of the movable door (34), and a lock (28) is provided on the surface of the movable door (34). The box body (2) and the movable door (34) are fixedly connected via the lock (28).

6. The leather stretching machine for leather processing according to claim 1, characterized in that: The lower surface of the mounting plate (1) is fixedly connected to a shock absorber (29), wherein there are four shock absorbers (29) in total and they are arranged in a rectangular shape on the lower surface of the mounting plate (1), and the bottom end of the shock absorber (29) is fixedly connected to a universal wheel (30), and a brake pad is provided on the side of the universal wheel (30).

7. The leather stretching machine for leather processing according to claim 1, characterized in that: An energy storage compartment (31) is provided inside the mounting plate (1), a storage battery (32) is fixedly connected inside the energy storage compartment (31), a control switch (33) is fixedly connected to the surface of the box body (2), and a microprocessor is arranged inside the control switch (33).

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