A repair and adjustment device for pulley friction surface

Abstract

The utility model discloses a pulley friction surface repair and adjustment device, including a machine base and a transmission nut seat, one end of the machine base is electrically connected to a PLC controller through a wire. The utility model is equipped with a pressure sensor, etc., so that when the device is used, on the one hand, the pressure of the belt product wound through the adjustment repair roller on the adjustment repair roller can be monitored in real time by using the pressure sensor installed inside the first reserved cavity set on the adjustment repair roller. On the other hand, the user can start two motors inside the machine base, cooperate with the screw transmission function formed by the transmission screw and the transmission nut seat, and the sliding limit function between the limit slide and the transmission nut seat, so as to drive the adjustment repair roller welded between the two transmission nut seats to automatically lift and lower in the vertical direction, so as to automatically adjust the fitting of the adjustment repair roller to the belt, the tension of the support, and enhance the functionality.

Description

Technical Field

[0001] The utility model relates to the technical field of belt pulley repair and adjustment, in particular to a belt pulley friction surface repair and adjustment device. Background Art

[0002] The pulley is one of the important components in the mechanical transmission system. It realizes the normal operation of mechanical equipment by transmitting power, adjusting speed and providing balancing force. When the pulley is used, its friction surface is easily affected by wear and tear. In order to ensure the normal use of the pulley, it is necessary to use the pulley friction surface repair and adjustment device to solve the problem caused by belt wear. However, there are still some defects in the actual operation of this type of device.

[0003] As disclosed in the application No. 201821349834.3, a pump pulley repair device is characterized in that it comprises: a turning tool and a turning tool clamp, wherein the turning tool clamp is fixed on the motor slide rail of the pump pulley, and is used for fixing the turning tool and horizontally advancing or retracting the turning tool, and the turning tool advances from the side of the pump pulley to cut the pointed cone protrusion between two adjacent trapezoidal grooves of the pulley until the pointed cone protrusion becomes a connecting platform, and the width of the connecting platform is 2-3mm, which solves the problem that the existing pulley can only be replaced with a new pulley and a new belt after being worn out and scrapped, resulting in increased production costs; however, it still has the problem of being difficult to automatically monitor and adjust the use tension of the pulley product after cutting the pointed cone protrusion, which will affect the subsequent use effect of the pulley product and cause the belt and wheel to fit too loosely. Therefore, it is not practical and difficult to promote. Utility Model Content

[0004] The utility model aims to provide a pulley friction surface repair and adjustment device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pulley friction surface repair and adjustment device, comprising a machine base and a transmission nut seat, one end of the machine base is electrically connected to a PLC controller through a wire, a first housing and a second housing are welded on both sides of the top of the machine base, the interiors of the first housing and the second housing are both connected to a transmission screw through a bearing, motors connected to the transmission screw are installed on both sides of the interior of the machine base, the transmission nut seat is threadedly connected to the transmission screw, and adjustment repair rollers are welded between adjacent transmission nut seats, a pressure sensor is installed inside the top of the adjustment repair roller, electric telescopic rods are evenly installed inside one end of the adjustment repair roller, and a tool is installed at one end of the electric telescopic rod.

[0006] Preferably, the outer side wall of the regulating and repairing roller is provided with a nano-ceramic wear-resistant coating, so that the wear resistance of the regulating and repairing roller is improved.

[0007] Preferably, a weight-reducing hollow layer is provided inside the adjusting and repairing roller, so as to reduce the weight of the adjusting and repairing roller and optimize the structure of the adjusting and repairing roller.

[0008] Preferably, the regulating and repairing roller is provided with a first reserved cavity matching the pressure sensor.

[0009] Preferably, the adjusting and repairing roller is provided with a second reserved cavity matching the electric telescopic rod and the cutter.

[0010] Preferably, one side of the first housing and the second housing is provided with a limiting sliding groove slidably connected to the transmission nut seat, so that the transmission nut seat can be limited and guided by the limiting sliding groove.

[0011] Preferably, an output rod is provided at the input end of the electric telescopic rod, and a disassembly and installation structure is formed between the tool and the output rod by screws, so that the tool can be easily disassembled and maintained independently.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The pulley friction surface repair and adjustment device is equipped with a tool, etc., so that the device optimizes its own structure. The user can start the electric telescopic rod inside the second reserved cavity according to the sharp cone protrusions on the friction surface caused by belt wear, drive the output rod to extend to an appropriate length, thereby changing the tool installed at the tail end of the output rod to be removed from the adjustment repair roller by an appropriate distance. At this time, the adjustment repair roller can be used to automatically cut the friction surface on the inner side of the belt product wrapped around and passing through the adjustment repair roller, so that the sharp cone protrusions on the friction surface are automatically removed and leveled during the process of the belt friction surface running one circle, which is conducive to the repair and continuous use of the belt product;

[0014] (2) The pulley friction surface repair and adjustment device is equipped with a transmission screw and a transmission nut seat, etc., so that the device optimizes its own performance. On the one hand, the pressure sensor installed inside the first reserved cavity set on the adjustment repair roller can be used to monitor in real time the pressure of the belt product wrapped around the adjustment repair roller on the adjustment repair roller. On the other hand, the user can start the two motors inside the machine base, and cooperate with the screw transmission effect formed by the transmission screw and the transmission nut seat, as well as the sliding limit effect between the limit slide groove and the transmission nut seat, to drive the adjustment repair roller welded between the two transmission nut seats to automatically rise and fall in the vertical direction, so as to automatically adjust the tension of the adjustment repair roller on the belt and the support, thereby realizing intelligent adjustment of the tension of the pulley product.

[0015] (3) The pulley friction surface repair and adjustment device is installed with an electric telescopic rod, etc., so that when the device is operated, on the one hand, an output rod is provided at the input end of the electric telescopic rod, and a disassembly and installation structure is formed by screws between the tool and the output rod, which makes it easy to realize independent disassembly and maintenance of the tool. On the other hand, a nano-ceramic wear-resistant coating is provided on the outer wall of the adjustment repair roller, thereby improving the wear resistance of the adjustment repair roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0017] Figure 2 It is a partial cross-sectional structure diagram of the rear view of the machine base of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the machine base viewed from above of the utility model;

[0019] Figure 4 It is a schematic diagram of the partial cross-sectional structure of the adjustable repair roller of the utility model from the rear view.

[0020] In the figure: 1. Adjusting and repairing roller; 2. Machine base; 3. Motor; 4. Transmission nut seat; 5. Limiting slide groove; 6. First housing; 7. Transmission screw; 8. Second housing; 9. First reserved cavity; 10. Pressure sensor; 11. Nano-ceramic wear-resistant coating; 12. Cutting tool; 13. Output rod; 14. Electric telescopic rod; 15. Second reserved cavity; 16. PLC controller; 17. Weight-reducing hollow layer. DETAILED DESCRIPTION

[0021] 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 of the utility model. Based on the embodiments in 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.

[0022] See also Figure 1-4 , the utility model provides an embodiment: a pulley friction surface repair and adjustment device, including a machine base 2 and a transmission nut base 4, one end of the machine base 2 is electrically connected to a PLC controller 16 through a wire;

[0023] A first housing 6 and a second housing 8 are welded on both sides of the top of the base 2, and transmission screws 7 are connected to the inside of the first housing 6 and the second housing 8 through bearings. Motors 3 connected to the transmission screws 7 are installed on both sides of the base 2, and transmission nut seats 4 are threadedly connected to the transmission screws 7. Adjustment repair rollers 1 are welded between adjacent transmission nut seats 4;

[0024] A limiting slide groove 5 which is slidably connected to the transmission nut seat 4 is provided on one side of the first housing 6 and the second housing 8, so that the transmission nut seat 4 can be limited and guided by the limiting slide groove 5;

[0025] When in use, the user can start the two motors 3 inside the machine base 2, and cooperate with the screw transmission function formed by the transmission screw 7 and the transmission nut seat 4, as well as the sliding limit function between the limit slide 5 and the transmission nut seat 4, to drive the adjustment repair roller 1 welded between the two transmission nut seats 4 to automatically rise and fall in the vertical direction, so as to automatically adjust the tension of the adjustment repair roller 1 for the fitting and support of the belt, and then realize the intelligent adjustment of the tension of the pulley product;

[0026] A pressure sensor 10 is installed inside the top of the adjustment repair roller 1, and an electric telescopic rod 14 is evenly installed inside one end of the adjustment repair roller 1, and a tool 12 is installed at one end of the electric telescopic rod 14;

[0027] The outer side wall of the adjusting and repairing roller 1 is provided with a nano-ceramic wear-resistant coating 11, so that the wear-resistant effect of the adjusting and repairing roller 1 is improved;

[0028] A weight-reducing hollow layer 17 is provided inside the adjusting and repairing roller 1, so as to reduce the weight of the adjusting and repairing roller 1 and optimize the structure of the adjusting and repairing roller 1;

[0029] The adjustment and repair roller 1 is provided with a first reserved cavity 9 which matches the pressure sensor 10;

[0030] When in use, the pressure sensor 10 installed inside the first reserved cavity 9 provided on the adjustment repair roller 1 can monitor in real time the pressure of the belt product wound through the adjustment repair roller 1 on the adjustment repair roller 1;

[0031] The adjusting and repairing roller 1 is provided with a second reserved cavity 15 which matches the electric telescopic rod 14 and the cutter 12;

[0032] An output rod 13 is provided at the input end of the electric telescopic rod 14, and a disassembly and installation structure is formed between the tool 12 and the output rod 13 by screws, so that it is easy to realize independent disassembly and maintenance of the tool 12;

[0033] During use, the user can start the electric telescopic rod 14 inside the second reserved cavity 15 according to the conical protrusion on the friction surface caused by belt wear, drive the output rod 13 to extend an appropriate length, thereby changing the tool 12 installed at the tail end of the output rod 13 to be out of the adjusting repair roller 1 to an appropriate distance. At this time, the adjusting repair roller 1 can be used to automatically cut the friction surface on the inner side of the belt product wrapped around and passing through the adjusting repair roller 1, which is beneficial to the repair and continuous use of the belt product.

[0034] When the embodiment of the present application is in use: an external power supply is connected, and the user can start the electric telescopic rod 14 inside the second reserved cavity 15 according to the sharp cone protrusions on the friction surface caused by belt wear, drive the output rod 13 to extend to an appropriate length, thereby changing the tool 12 installed at the tail end of the output rod 13 to be out of the adjustment repair roller 1 to an appropriate distance. At this time, the adjustment repair roller 1 can be used to automatically cut the friction surface on the inner side of the belt product that is wrapped around and passes through the adjustment repair roller 1, so that the sharp cone protrusions on the friction surface are automatically removed and leveled during the process of the belt friction surface running one circle, which is conducive to the repair and continuous use of the belt product. At the same time, after completing one repair process, the gap between the belt product and the wheel wall is The tension will change. The pressure sensor 10 installed inside the first reserved cavity 9 set on the adjusting repair roller 1 can be used to monitor in real time the pressure of the belt product wrapped around the adjusting repair roller 1 on the adjusting repair roller 1. Furthermore, the user can start the two motors 3 inside the machine base 2, and cooperate with the screw transmission effect composed of the transmission screw 7 and the transmission nut seat 4, as well as the sliding limiting effect between the limiting slide groove 5 and the transmission nut seat 4, to drive the adjusting repair roller 1 welded between the two transmission nut seats 4 to perform automatic lifting and lowering movement in the vertical direction, so as to automatically adjust the tension of the adjusting repair roller 1 on the belt and the support, thereby realizing intelligent adjustment of the tension of the pulley product.

[0035] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pulley friction surface repair and adjustment device, characterized in that: The invention comprises a machine base (2) and a transmission nut seat (4), one end of the machine base (2) is electrically connected to a PLC controller (16) via a wire, a first housing (6) and a second housing (8) are respectively welded to the two sides of the top of the machine base (2), the interiors of the first housing (6) and the second housing (8) are both connected to a transmission screw (7) via a bearing, a motor (3) connected to the transmission screw (7) is installed on both sides of the interior of the machine base (2), the transmission nut seat (4) is threadedly connected to the transmission screw (7), an adjustment repair roller (1) is welded between adjacent transmission nut seats (4), a pressure sensor (10) is installed inside the top of the adjustment repair roller (1), an electric telescopic rod (14) is evenly installed inside one end of the adjustment repair roller (1), and a tool (12) is installed at one end of the electric telescopic rod (14).

2. A pulley friction surface repair and adjustment device according to claim 1, characterized in that: The outer side wall of the regulating and repairing roller (1) is provided with a nano-ceramic wear-resistant coating (11).

3. A pulley friction surface repair and adjustment device according to claim 1, characterized in that: A weight-reducing hollow layer (17) is provided inside the regulating and repairing roller (1).

4. A pulley friction surface repair and adjustment device according to claim 1, characterized in that: The regulating and repairing roller (1) is provided with a first reserved cavity (9) matching the pressure sensor (10).

5. The pulley friction surface repair and adjustment device according to claim 1, characterized in that: The regulating and repairing roller (1) is provided with a second reserved cavity (15) matching the electric telescopic rod (14) and the cutter (12).

6. A pulley friction surface repair and adjustment device according to claim 1, characterized in that: One side of each of the first housing (6) and the second housing (8) is provided with a limiting sliding groove (5) which is slidably connected to the transmission nut seat (4).

7. A pulley friction surface repair and adjustment device according to claim 1, characterized in that: An output rod (13) is provided at the input end of the electric telescopic rod (14), and a disassembly and installation structure is formed between the tool (12) and the output rod (13) by screws.

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