A turning tool for grinding roller welding repair

Abstract

The utility model provides a flip tool for grinding roller welding and repair, and relates to the technical field of grinding roller welding and repair. The flip tool for grinding roller welding and repair comprises a bottom plate, two support seats are fixedly installed on the top of the bottom plate, a bracket is rotatably installed between the two support seats, a turntable is rotatably installed on the top of the bracket, and a fixed structure is arranged on the top of the turntable. The flip tool for grinding roller welding and repair drives the main gear to rotate through the forward and reverse motors to drive the slave gear to mesh and rotate, so that the screw rod rotates accordingly, so that the movable circular plate performs corresponding lifting and lowering movements, so as to drive a number of No. 1 fixed seats, connecting plates and No. 2 fixed seats to drive a number of fixed frames to move outward and unfold, and then the electric telescopic rod drives the pressure plate to press down, so as to hold the grinding roller against the grinding roller, ensuring that the position of the grinding roller will not loosen, thereby completing the fixation, without the need for people to manually perform the fixing operation, and improving the use effect of the equipment.

Description

Technical Field

[0001] The utility model relates to a turnover tool, in particular to a turnover tool for grinding roller welding repair, and belongs to the technical field of grinding roller welding repair. Background Art

[0002] In grinding equipment, the grinding roller is the main component for crushing materials. During the grinding process, various materials are crushed into fine particles by the relative squeezing of the grinding roller and the grinding disc. As time goes by, the surface of the grinding roller will be greatly worn. In order to save costs, the worn grinding roller is usually removed for surfacing welding repair.

[0003] The disclosure number is CN208575436U, which is a turning drive device for offline surfacing of vertical mill rollers. The turning drive device comprises two sets of supporting turning mechanisms, and the two sets of supporting turning mechanisms are provided with vertical mill roller clamping devices. Each set of supporting turning mechanisms comprises two parallel supporting plates, and the outer end supporting plates are provided with a motor and a reducer, and the output end of the reducer is provided with a driving shaft, and each of the two supporting plates is provided with a bearing seat, and the driving shaft is installed in the bearing seat, and a gear is provided on the driving shaft in the gap between the two supporting plates; the vertical mill roller clamping device comprises an arc-shaped gear ring respectively meshed with two gears, and the two arc-shaped gear rings are respectively connected to the two supporting plates at the outer ends, and a bracket is fixedly provided between the two arc-shaped gear rings, and a driving device is provided at the bottom of the bracket, and the output shaft of the driving device passes through a turntable provided at the top of the bracket, and a fixture for fixing the vertical mill roller is provided on the turntable.

[0004] Although there are many benefits in the above scheme, there are also the following defects: when fixing the grinding roller, the middle hollow position of the grinding roller is placed on four support columns, and then the four support columns are moved to press against the grinding roller, and then the clamping nuts are respectively turned to fix the grinding roller. People need to turn the clamping nuts and tighten them to fix the grinding roller, which is troublesome to operate and the use effect is not very good. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] The purpose of the utility model is to provide a turning tool for grinding roller welding repair in order to solve the above problems, so as to solve the problem that people need to turn the clamping nut to tighten it to fix the grinding roller in the prior art, which is troublesome to operate and has a poor use effect.

[0007] (II) Technical solution

[0008] The utility model is realized through the following technical scheme: a turning tool for grinding roller welding repair, comprising a base plate, two supporting seats are fixedly installed on the top of the base plate, a bracket is rotatably installed between the two supporting seats, a turntable is rotatably installed on the top of the bracket, a fixed structure is provided on the top of the turntable, and the fixed structure comprises a main gear, the main gear is rotatably installed on the top of the turntable, the outer side of the main gear is meshed and connected with a slave gear, the slave gear is rotatably installed on the top of the turntable, a screw rod is fixedly installed on the top of the slave gear, the outer side of the screw rod is connected with a moving circular plate through a nut pair, and a plurality of No. 1 fixed seats are fixedly installed on the outer side of the moving circular plate, the plurality of No. 1 fixed seats are grouped in pairs, and a connecting plate is rotatably installed between each group of No. 1 fixed seats, and No. 2 fixed seats are rotatably installed on both sides of the connecting plate near one end.

[0009] Preferably, a clamping assembly is provided on one side of the No. 2 fixing seat, and the clamping assembly includes a fixing frame, and several No. 2 fixing seats are grouped in pairs, and each group of No. 2 fixing seats is fixedly connected to several fixing frames respectively, and sliders are fixedly installed on both sides of the fixing frame, and an electric telescopic rod is fixedly installed on the top of the fixing frame, and one end of the electric telescopic rod passes through the fixing frame and is fixedly installed with a pressure plate, and the fixing frame is provided with a first slide groove, and the pressure plate is arranged inside the first slide groove and matches the fixing frame, and the moving position of the pressure plate can be limited by cooperating with the first slide groove to ensure that when the electric telescopic rod drives the pressure plate to be pressed down and fixed, the downward position of the pressure plate will not change.

[0010] Preferably, a plurality of square slide grooves are provided on the top of the turntable, and a plurality of the fixing frames are respectively arranged inside the plurality of square slide grooves and in sliding contact with the turntable.

[0011] Preferably, long strip slide grooves are formed on both sides of the square slide groove of the turntable, and the two sliding blocks are respectively arranged inside the two long strip slide grooves and in sliding contact with the turntable. The arranged long strip slide grooves cooperate with the sliding blocks to limit the fixed frame. On the one hand, it ensures the sliding path of the fixed frame, and on the other hand, it limits the fixed frame to prevent the fixed frame from rotating when the movable circular plate rotates.

[0012] Preferably, a driving motor is fixedly mounted on the bottom of the bracket, and an output end of the driving motor passes through the bracket and is fixedly connected to the turntable.

[0013] Preferably, a forward and reverse motor is fixedly installed at the bottom of the turntable, and the output end of the forward and reverse motor passes through the turntable and is fixedly connected to the main gear.

[0014] Preferably, a flip structure is provided on one side of the support seat, and the flip structure includes two No. 1 sprockets and two No. 2 sprockets, the two No. 1 sprockets and the two No. 2 sprockets are respectively rotatably mounted on one side of the two support seats, and chains are sleeved on the outer sides of the No. 1 sprocket and the No. 2 sprocket, and a connecting shaft is rotatably mounted between the two support seats, and both ends of the connecting shaft respectively pass through the two support seats and are respectively fixedly connected to the two No. 1 sprockets, a placing frame is fixedly mounted on one side of one of the support seats, a reduction motor is fixedly mounted on one side of the placing frame, and an output end of the reduction motor passes through the placing frame and is fixedly connected to one of the No. 1 sprockets.

[0015] The utility model provides a turning tool for grinding roller welding repair, which has the following beneficial effects:

[0016] 1. The turning tool for welding and repairing the grinding roller drives the main gear to rotate through the forward and reverse motors, which drives the slave gear to mesh and rotate, and the screw rod rotates accordingly, so that the movable circular plate performs corresponding lifting and lowering movements, which drives several No. 1 fixed seats, connecting plates and No. 2 fixed seats to drive several fixed frames to move outward and unfold, and then the electric telescopic rod drives the pressure plate to press down, so as to hold the grinding roller against the position to ensure that the position of the grinding roller will not loosen, thereby completing the fixation, without the need for people to manually perform the fixing operation, thereby improving the use effect of the equipment.

[0017] 2. The turning tool for welding and repairing the grinding roller drives one of the No. 1 sprockets to rotate through the reduction motor, and then drives the other No. 1 sprocket to rotate through the connecting shaft. The two No. 1 sprockets will respectively drive the two connecting shafts to rotate through two chains, thereby turning over the bracket and the grinding roller above it to better weld and repair the grinding roller. Only one power source needs to be set up to turn over the grinding roller, which effectively reduces the production cost of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the fixing structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the clamping assembly of the utility model;

[0021] Figure 4 It is a schematic diagram of the flip structure of the utility model.

[0022]

Main component symbol description

[0023] 1. Bottom plate; 2. Support seat; 3. Bracket; 4. Driving motor; 5. Turntable; 6. Main gear; 7. Forward and reverse motor; 8. Slave gear; 9. Screw; 10. Moving circular plate; 12. No. 1 fixed seat; 13. Connecting plate; 14. No. 2 fixed seat; 15. Fixed frame; 16. Slider; 17. Electric telescopic rod; 18. Pressing plate; 19. No. 1 sprocket; 20. No. 2 sprocket; 21. Chain; 22. Connecting shaft; 23. Placement frame; 24. Reducer motor. DETAILED DESCRIPTION

[0024] The embodiment of the utility model provides a turning tool for welding and repairing a grinding roller.

[0025] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 , including a base plate 1, two support seats 2 are fixedly installed on the top of the base plate 1, a bracket 3 is rotatably installed between the two support seats 2, a turntable 5 is rotatably installed on the top of the bracket 3, a fixed structure is provided on the top of the turntable 5, the fixed structure includes a main gear 6, the main gear 6 is rotatably installed on the top of the turntable 5, the outer side of the main gear 6 is meshed and connected with a slave gear 8, the slave gear 8 is rotatably installed on the top of the turntable 5, a screw rod 9 is fixedly installed on the top of the slave gear 8, the outer side of the screw rod 9 is connected with a moving circular plate 10 through a nut pair, a number of No. 1 fixed seats 12 are fixedly installed on the outer side of the moving circular plate 10, the number of No. 1 fixed seats 12 are grouped in pairs, a connecting plate 13 is rotatably installed between each group of No. 1 fixed seats 12, and No. 2 fixed seats 14 are rotatably installed on both sides of the connecting plate 13 near one end.

[0026] In this embodiment, a clamping assembly is provided on one side of the No. 2 fixing seat 14, and the clamping assembly includes a fixing frame 15. Several No. 2 fixing seats 14 are grouped in pairs, and each group of No. 2 fixing seats 14 is fixedly connected to several fixing frames 15 respectively. Sliders 16 are fixedly installed on both sides of the fixing frame 15, and an electric telescopic rod 17 is fixedly installed on the top of the fixing frame 15. One end of the electric telescopic rod 17 passes through the fixing frame 15 and is fixedly installed with a pressing plate 18. The fixing frame 15 is provided with a first slide groove, and the pressing plate 18 is arranged inside the first slide groove and matches the fixing frame 15.

[0027] In this embodiment, a plurality of square slide grooves are formed on the top of the turntable 5 , and a plurality of fixing frames 15 are respectively disposed inside the plurality of square slide grooves and in sliding contact with the turntable 5 .

[0028] In this embodiment, long strip slide grooves are formed on both sides of the square slide groove of the turntable 5 , and two sliding blocks 16 are respectively disposed inside the two long strip slide grooves and in sliding contact with the turntable 5 .

[0029] In this embodiment, a driving motor 4 is fixedly mounted on the bottom of the bracket 3 , and an output end of the driving motor 4 passes through the bracket 3 and is fixedly connected to the turntable 5 .

[0030] In this embodiment, a forward and reverse motor 7 is fixedly installed at the bottom of the turntable 5 , and an output end of the forward and reverse motor 7 passes through the turntable 5 and is fixedly connected to the main gear 6 .

[0031] In this embodiment, a flip structure is provided on one side of the support seat 2, and the flip structure includes two No. 1 sprockets 19 and two No. 2 sprockets 20. The two No. 1 sprockets 19 and the two No. 2 sprockets 20 are rotatably installed on one side of the two support seats 2 respectively. A chain 21 is sleeved on the outer side of the No. 1 sprocket 19 and the No. 2 sprocket 20. A connecting shaft 22 is rotatably installed between the two support seats 2. Both ends of the connecting shaft 22 respectively penetrate the two support seats 2 and are fixedly connected to the two No. 1 sprockets 19 respectively. A placement rack 23 is fixedly installed on one side of one of the support seats 2, and a reduction motor 24 is fixedly installed on one side of the placement rack 23. The output end of the reduction motor 24 penetrates the placement rack 23 and is fixedly connected to one of the No. 1 sprockets 19.

[0032] It should be noted that the utility model is a turning tool for welding and repairing a grinding roller. When in use, several fixing frames 15 are aligned with the hollow center of the grinding roller to form the same circle, and then the grinding roller is placed on the top of the turntable 5, and then the forward and reverse motors 7 are started. The model of the forward and reverse motors 7 is not described in detail, and the adaptation equipment shall prevail. The forward and reverse motors 7 will drive the main gear 6 to rotate, and drive the slave gear 8 to mesh and rotate, so that the screw rod 9 rotates accordingly, so that the movable circular plate 10 performs a corresponding lifting movement, and drives several No. 1 fixing seats 12, connecting plates 13 and No. 2 fixing seats 14 to drive several fixing frames 15 to move outward and unfold. When the fixing frames 15 are against the grinding roller, the forward and reverse motors 7 are stopped, and the electric telescopic rod 17 is started. The electric telescopic rod 17 will drive the pressing plate 18 to press down, so as to hold the grinding roller against it, ensure that the position of the grinding roller will not be loose, thereby completing the fixation, without the need for people to manually perform the fixing operation, and improving the use effect of the equipment;

[0033] When the fixation is completed, the reduction motor 24 is started. The model of the reduction motor 24 is not described in detail, and the adaptation equipment shall prevail. The reduction motor 24 will drive one of the No. 1 sprockets 19 to rotate, and then drive the other No. 1 sprocket 19 to rotate through the connecting shaft 22. The two No. 1 sprockets 19 will respectively drive the two connecting shafts 22 to rotate through the two chains 21, so as to flip the bracket 3 and the grinding roller above it, so as to better perform welding repair on the grinding roller. Only one power source needs to be set to flip the grinding roller, which effectively reduces the production cost of the device.

[0034] After the grinding roller is flipped, the drive motor 4 is started again. The model of the drive motor 4 is not described in detail, and it shall be subject to the adapted equipment. The drive motor 4 will drive the turntable 5 to rotate, thereby driving the grinding roller fixed on one side of the turntable 5 to rotate, thereby facilitating welding repair of the grinding roller.

[0035] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A turning tool for grinding roller welding repair, comprising a bottom plate (1), characterized in that: Two support seats (2) are fixedly mounted on the top of the bottom plate (1); a bracket (3) is rotatably mounted between the two support seats (2); a turntable (5) is rotatably mounted on the top of the bracket (3); a fixed structure is provided on the top of the turntable (5); the fixed structure comprises a main gear (6); the main gear (6) is rotatably mounted on the top of the turntable (5); a slave gear (8) is meshedly connected to the outer side of the main gear (6); the slave gear (8) is rotatably mounted on the outer side of the turntable (5); A screw rod (9) is fixedly installed on the top of the slave gear (8), and a movable circular plate (10) is connected to the outer side of the screw rod (9) through a nut pair. A plurality of No. 1 fixed seats (12) are fixedly installed on the outer side of the movable circular plate (10), and the plurality of No. 1 fixed seats (12) are grouped in pairs, and a connecting plate (13) is rotatably installed between each group of No. 1 fixed seats (12), and No. 2 fixed seats (14) are rotatably installed on both sides of the connecting plate (13) near one end.

2. The turning tool for grinding roller welding repair according to claim 1 is characterized in that: A clamping assembly is provided on one side of the No. 2 fixing seat (14), and the clamping assembly includes a fixing frame (15). A plurality of the No. 2 fixing seats (14) are grouped in pairs, and each group of the No. 2 fixing seats (14) is fixedly connected to a plurality of fixing frames (15). Sliders (16) are fixedly installed on both sides of the fixing frame (15). An electric telescopic rod (17) is fixedly installed on the top of the fixing frame (15), and a pressure plate (18) is fixedly installed on one end of the electric telescopic rod (17) passing through the fixing frame (15). The fixing frame (15) is provided with a first slide groove, and the pressure plate (18) is arranged inside the first slide groove and matches the fixing frame (15).

3. The turning tool for grinding roller welding repair according to claim 2 is characterized in that: A plurality of square slide grooves are provided on the top of the rotating disk (5), and a plurality of fixing frames (15) are respectively arranged inside the plurality of square slide grooves and in sliding contact with the rotating disk (5).

4. The turning tool for grinding roller welding repair according to claim 2, characterized in that: Long strip-shaped slide grooves are formed on both sides of the square slide groove of the rotating disk (5), and the two sliding blocks (16) are respectively arranged inside the two long strip-shaped slide grooves and in sliding contact with the rotating disk (5).

5. The turning tool for grinding roller welding repair according to claim 1, characterized in that: A driving motor (4) is fixedly mounted on the bottom of the bracket (3); an output end of the driving motor (4) passes through the bracket (3) and is fixedly connected to the rotating disk (5).

6. The turning tool for grinding roller welding repair according to claim 1, characterized in that: A forward and reverse motor (7) is fixedly mounted on the bottom of the rotating disk (5), and an output end of the forward and reverse motor (7) passes through the rotating disk (5) and is fixedly connected to the main gear (6).

7. The turning tool for grinding roller welding repair according to claim 1 is characterized in that: A flip structure is provided on one side of the support seat (2), and the flip structure includes two No. 1 sprockets (19) and two No. 2 sprockets (20). The two No. 1 sprockets (19) and the two No. 2 sprockets (20) are rotatably mounted on one side of the two support seats (2), and chains (21) are sleeved on the outer sides of the No. 1 sprockets (19) and the No. 2 sprockets (20). A connecting shaft (22) is rotatably mounted between the two support seats (2), and the two ends of the connecting shaft (22) respectively penetrate the two support seats (2) and are respectively fixedly connected to the two No. 1 sprockets (19). A placement rack (23) is fixedly mounted on one side of one of the support seats (2), and a reduction motor (24) is fixedly mounted on one side of the placement rack (23), and the output end of the reduction motor (24) penetrates the placement rack (23) and is fixedly connected to one of the No. 1 sprockets (19).

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