Ball mill slow turning speed reducer and pinion closing and separating device

Abstract

The utility model discloses a closing and separating device for a slow turning speed reducer and a pinion of a ball mill, and relates to the technical field of slow turning operation of ball mills, the closing and separating device comprises a chassis, a transmission rod and a driving piece, the chassis is used for being detachably and fixedly connected with the top of the slow turning speed reducer; one end of the transmission rod is hinged to the top of the slow turning pull rod, and the transmission rod is slidably connected with the chassis. The driving piece is used for driving the transmission rod to slide and can keep the position after sliding so that the transmission rod can drive the slow turning pull rod to control the slow turning matched teeth to be meshed with or separated from the pinion shaft. The structure is simple, and use is convenient.

Description

Technical Field

[0001] This utility model relates to the field of ball mill slow-displacement trolley operation technology, and in particular to a device for disengaging the ball mill slow-displacement trolley reducer from the pinion. Background Technology

[0002] Ball mills are key pieces of equipment for grinding crushed ore and are widely used in mineral processing, building materials, and chemical industries. During routine maintenance and long-term shutdowns, ball mills require manual rotation of the slow-speed reducer. Normally, this involves a worker pushing the slow-speed reducer lever to engage the reducer's gears with the pinion shaft. However, this is difficult, requiring workers to stand on the reducer and use tools like sledgehammers to disengage the reducer from the pinion. This results in high labor intensity and significant safety hazards. Utility Model Content

[0003] The purpose of this invention is to provide a device for disengaging the ball mill slow-displacement gear reducer from the pinion gear, in order to solve the problems existing in the prior art. It has a simple structure and is easy to use.

[0004] To achieve the above objectives, this utility model provides the following solution:

[0005] This utility model provides a device for disengaging the slow-displacement gear of a ball mill slow-displacement trolley reducer, comprising: a chassis, a transmission rod, and a driving component. The chassis is detachably fixedly connected to the top of the slow-displacement trolley reducer; one end of the transmission rod is hingedly connected to the top of the slow-displacement trolley pull rod, and the transmission rod is slidably connected to the chassis; the driving component is used to drive the transmission rod to slide and maintain its position after sliding, so that the transmission rod drives the slow-displacement trolley pull rod to control the engagement or disengagement of the slow-displacement trolley gear with the pinion shaft.

[0006] Preferably, the driving component includes a drive motor and a gear. The drive motor is fixedly connected to the top of the slow-speed wheel reducer. A rack is provided on the top of the transmission rod. The gear is fixedly connected to the end of the drive shaft of the drive motor, and the gear meshes with the rack.

[0007] Preferably, the system further includes multiple positioning plates, the bottom of each positioning plate being fixedly connected to the chassis, and the top of each positioning plate being provided with a sliding hole. The transmission rod is used to pass through each of the sliding holes to slide and connect with each of the positioning plates.

[0008] Preferably, a gap of 1-2 mm is provided between the transmission rod and the sliding hole.

[0009] Preferably, it further includes a support roller, the bottom of which is fixedly connected to the chassis and disposed below the gear, and the top of which is used to rollly connect with the top of the transmission rod to support the transmission rod.

[0010] Preferably, it further includes a support base and a plurality of bearing seats, the support base being fixedly connected to the top of the chassis, each of the bearing seats being fixedly connected above the support base, and the drive shaft of the drive motor being used to pass through the bearings on each of the bearing seats.

[0011] Preferably, it further includes a coupling, which is disposed between the drive motor and the drive shaft.

[0012] Preferably, the assembly further includes a first pin, a second pin, a first connecting plate, and a second connecting plate. A first pin hole is provided at the end of the transmission rod near the slow-wheel trolley rod, and a second pin hole is provided at the top of the slow-wheel trolley rod. A first through hole and a second through hole are provided at both ends of the first connecting plate, and a third through hole and a fourth through hole are provided at both ends of the second connecting plate. The first pin passes through the first through hole, the first pin hole, and the third through hole to connect the first connecting plate and the second connecting plate to the transmission rod. The second pin passes through the second through hole, the second pin hole, and the fourth through hole to connect the first connecting plate and the second connecting plate to the slow-wheel trolley rod.

[0013] Preferably, the system further includes multiple support screws, multiple first nuts, and multiple second nuts. The chassis is provided with multiple mounting holes. The support screws are used to pass through the mounting holes and be threadedly connected to the lifting bolt holes on the top of the slow-speed gear reducer. The first nuts are used to be threadedly connected to the support screws and are located below the chassis. The second nuts are used to be threadedly connected to the support screws and are located above the chassis to fix the support screws to the chassis.

[0014] The present invention achieves the following technical advantages over the prior art:

[0015] This invention provides a device for disengaging the slow-displacement gear reducer and pinion of a ball mill. By controlling the drive component, the transmission rod is moved away from or towards the top of the slow-displacement gear pull rod. The transmission rod pulls the slow-displacement gear pull rod to engage or disengage the slow-displacement gear with the pinion shaft. The device has a simple structure and is easy to use. It eliminates the need for workers to stand on the slow-displacement gear reducer and use tools such as sledgehammers to operate it, thus reducing the labor intensity of workers and eliminating safety hazards. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] Figure 1 A schematic diagram of the ball mill slow disc drive reducer and pinion disengagement device provided by this utility model;

[0018] Figure 2 A schematic diagram of the structure of the ball mill slow-displacement gear reducer and pinion engaging / disengaging device provided by this utility model, installed on the slow-displacement gear reducer;

[0019] In the diagram: 1. Chassis; 2. Transmission rod; 3. Rack; 4. Drive motor; 5. Coupling; 6. Drive shaft; 7. Bearing housing; 8. Gear; 9. Positioning plate; 10. Support roller; 11. First pin; 12. Second pin; 13. First connecting plate; 14. Second connecting plate; 15. Mounting hole; 16. Support screw; 18. Second nut; 19. Slow-speed turning gear reducer; 20. Slow-speed turning gear tie rod; 21. Pinion shaft; 22. Support base. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] The purpose of this invention is to provide a device for disengaging the ball mill slow-displacement gear reducer from the pinion gear, in order to solve the problems existing in the prior art. It has a simple structure and is easy to use.

[0022] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0023] Example 1

[0024] This embodiment provides a device for disengaging the ball mill slow-displacement reducer 19 from the pinion 8, such as... Figures 1-2As shown, it includes: a chassis 1, a transmission rod 2, and a drive component. The chassis 1 is detachably fixed to the top of the slow-speed chuck reducer 19. One end of the transmission rod 2 is hinged to the top of the slow-speed chuck pull rod 20, and the transmission rod 2 is slidably connected to the chassis 1. The drive component is used to drive the transmission rod 2 to slide and maintain its position after sliding so that the transmission rod 2 drives the slow-speed chuck pull rod 20 to control the slow-speed chuck matching gear to engage or disengage with the pinion shaft 21. By controlling the drive component, the transmission rod 2 is moved away from or closer to the top of the slow-speed chuck pull rod 20. The transmission rod 2 pulls the slow-speed chuck pull rod 20 to engage or disengage the slow-speed chuck matching gear with the pinion shaft 21. The structure is simple and easy to use. It eliminates the need for workers to stand on the slow-speed chuck reducer 19 and use tools such as sledgehammers to operate it, reducing the labor intensity of workers and eliminating safety hazards.

[0025] In a preferred embodiment, the driving component includes a drive motor 4 and a gear 8. The drive motor 4 is fixedly connected to the top of the slow-speed wheel reducer 19. A rack 3 is provided on the top of the transmission rod 2. The gear 8 is fixedly connected to the end of the drive shaft 6 of the drive motor 4. The gear 8 meshes with the rack 3. The structure is simple and easy to use. By controlling the rotation direction of the motor, the transmission rod 2 can be moved closer to or away from the slow-speed wheel pull rod 20. The gear 8 is a spur gear with a module of 25 teeth, which is the same as that of the rack 3.

[0026] In a preferred embodiment, the ball mill slow-displacement gear reducer 19 and pinion 8 disengagement device further includes multiple positioning plates 9. The bottom of each positioning plate 9 is fixedly connected to the chassis 1, and the top of each positioning plate 9 is provided with a sliding hole. The transmission rod 2 is used to pass through each sliding hole to slide and connect with each positioning plate 9. The structure is simple and effectively ensures the smooth sliding of the transmission rod 2.

[0027] In a preferred embodiment, a gap of 1-2 mm is provided between the transmission rod 2 and the sliding hole to effectively ensure stability during the sliding process.

[0028] In a preferred embodiment, the ball mill slow-displacement gear reducer 19 and pinion 8 disengagement device further includes a support roller 10. The bottom of the support roller 10 is fixedly connected to the chassis 1 and disposed below the gear 8. The top of the support roller 10 is used to roll and connect with the top of the transmission rod 2 to support the transmission rod 2. The structure is simple and can effectively support the transmission rod 2, ensuring the stability of the transmission rod 2 during the sliding process. Moreover, the rolling connection between the support roller 10 and the transmission rod can effectively reduce the friction between them.

[0029] In a preferred embodiment, the ball mill slow-displacement gear reducer 19 and pinion 8 disengagement device further includes a support base 22 and multiple bearing seats 7. The support base 22 is fixedly connected to the top of the chassis 1, and each bearing seat 7 is fixedly connected above the support base 22. The drive shaft 6 of the drive motor 4 is used to pass through the bearings on each bearing seat 7. The structure is simple and effectively ensures the stable use of the drive shaft 6.

[0030] In a preferred embodiment, the ball mill slow-disengagement gear reducer 19 and pinion 8 disengagement device further includes a coupling 5, which is used to be disposed between the drive motor 4 and the drive shaft 6. The coupling 5 has a simple structure and effectively ensures the power transmission of the drive motor 4.

[0031] In a preferred embodiment, the disengagement device for the ball mill slow-displacement gear reducer 19 and pinion 8 further includes a first pin 11, a second pin 12, a first connecting plate 13, and a second connecting plate 14. A first pin hole is provided at one end of the transmission rod 2 near the slow-displacement pull rod 20, and a second pin hole is provided at the top of the slow-displacement pull rod 20. A first through hole and a second through hole are provided at both ends of the first connecting plate 13, and a third through hole and a fourth through hole are provided at both ends of the second connecting plate 14. The first pin 11 passes through the first through hole, the first pin hole, and the third through hole to connect the first connecting plate 13, the second connecting plate 14, and the transmission rod 2. The second pin 12 passes through the second through hole, the second pin hole, and the fourth through hole to connect the first connecting plate 13, the second connecting plate 14, and the slow-displacement pull rod 20. The structure is simple and easy to use.

[0032] In a preferred embodiment, the disengagement device for the ball mill slow-displacement gear reducer 19 and pinion 8 further includes multiple support screws 16, multiple first nuts, and multiple second nuts 18. The chassis 1 is provided with multiple mounting holes 15. The support screws 16 are used to pass through the mounting holes 15 and be threadedly connected to the lifting bolt holes on the top of the slow-displacement gear reducer 19. The first nuts are used to be threadedly connected to the support screws 16 and are located below the chassis 1. The second nuts 18 are used to be threadedly connected to the support screws 16 and are located above the chassis 1 to fix the support screws 16 to the chassis 1. The chassis 1 can be leveled and its height adjusted by adjusting the first nuts and second nuts 18. The support screws 16 are threadedly connected to the lifting bolt holes on the top of the slow-displacement gear reducer 19, making it convenient to use.

[0033] In a preferred embodiment, the chassis 1 is made of iron plate with a thickness of 12-16mm.

[0034] Example 2

[0035] This embodiment provides a device for disengaging the ball mill slow-displacement reducer 19 from the pinion 8, as described in Embodiment 1, including the following steps:

[0036] The chassis 1 is mounted on top of the slow-speed caliper reducer 19, and one end of the transmission rod 2 is hinged to the top of the slow-speed caliper pull rod 20.

[0037] When the ball mill needs to be rotated, the drive motor 4 is controlled to rotate, which drives the drive shaft 6 to rotate, and then drives the transmission rod 2 to move away from the top of the slow rotation rod 20. The transmission rod 2 pulls the slow rotation rod 20 so that the slow rotation gear meshes with the pinion shaft 21. The slow rotation motor, the slow rotation reducer 19, and the slow rotation gear drive the pinion shaft 21 to drive the ball mill to complete the slow rotation operation.

[0038] When the ball mill slow plate car needs to disengage, the drive motor 4 is controlled to rotate, which drives the drive shaft 6 to rotate, thereby driving the transmission rod 2 to move towards the top of the slow plate car pull rod 20. The transmission rod 2 pushes the slow plate car pull rod 20 to disengage the slow plate car matching gear from the pinion shaft 21.

[0039] This utility model uses specific examples to illustrate its principles and implementation methods. The above description of the embodiments is only for the purpose of helping to understand the method and core idea of ​​this utility model. At the same time, for those skilled in the art, there will be changes in the specific implementation methods and application scope based on the idea of ​​this utility model. In summary, the content of this specification should not be construed as a limitation of this utility model.

Claims

1. A device for disengaging the ball mill slow-moving gear reducer from the pinion, characterized in that: include: A chassis for detachably and securely connecting to the top of a slow-disc gear reducer; A transmission rod, one end of which is hinged to the top of the slow-wheel drive tie rod, and the transmission rod is slidably connected to the chassis; A driving component is provided to drive the transmission rod to slide and maintain its position after sliding, so that the transmission rod drives the slow-wheel drive lever to control the slow-wheel drive gear to engage or disengage with the pinion shaft.

2. The ball mill slow-speed turning gear reducer and pinion disengagement device according to claim 1, characterized in that: The driving component includes a drive motor and a gear. The drive motor is fixedly connected to the top of the slow-speed wheel reducer. A rack is provided on the top of the transmission rod. The gear is fixedly connected to the end of the drive shaft of the drive motor, and the gear meshes with the rack.

3. The ball mill slow-displacement gear reducer and pinion engagement / disengagement device according to claim 2, characterized in that: It also includes multiple positioning plates, the bottom of each positioning plate being fixedly connected to the chassis, and the top of each positioning plate being provided with a sliding hole. The transmission rod is used to pass through each of the sliding holes to slide and connect with each of the positioning plates.

4. The ball mill slow-moving gear reducer and pinion disengagement device according to claim 3, characterized in that: A gap of 1-2 mm is provided between the transmission rod and the sliding hole.

5. The ball mill slow-displacement gear reducer and pinion engagement / disengagement device according to claim 4, characterized in that: It also includes a support roller, the bottom of which is fixedly connected to the chassis and disposed below the gear, and the top of which is used to rollly connect with the top of the transmission rod to support the transmission rod.

6. The ball mill slow-moving gear reducer and pinion disengagement device according to claim 5, characterized in that: It also includes a support base and multiple bearing seats. The support base is fixedly connected to the top of the chassis, and each of the bearing seats is fixedly connected above the support base. The drive shaft of the drive motor is used to pass through the bearings on each of the bearing seats.

7. The ball mill slow-moving gear reducer and pinion disengagement device according to claim 6, characterized in that: It also includes a coupling for being disposed between the drive motor and the drive shaft.

8. The ball mill slow-moving gear reducer and pinion disengagement device according to claim 1, characterized in that: It also includes a first pin, a second pin, a first connecting plate, and a second connecting plate. The transmission rod has a first pin hole at one end near the slow-wheel drive rod, and a second pin hole at the top of the slow-wheel drive rod. The first connecting plate has a first through hole and a second through hole at both ends, and the second connecting plate has a third through hole and a fourth through hole at both ends. The first pin passes through the first through hole, the first pin hole, and the third through hole to connect the first connecting plate and the second connecting plate to the transmission rod. The second pin passes through the second through hole, the second pin hole, and the fourth through hole to connect the first connecting plate and the second connecting plate to the slow-wheel drive rod.

9. The ball mill slow-moving gear reducer and pinion disengagement device according to claim 1, characterized in that: It also includes multiple support screws, multiple first nuts, and multiple second nuts. The chassis is provided with multiple mounting holes. The support screws are used to pass through the mounting holes and be threaded to the lifting bolt holes on the top of the slow-speed gear reducer. The first nuts are used to be threaded to the support screws and are located below the chassis. The second nuts are used to be threaded to the support screws and are located above the chassis to fix the support screws to the chassis.

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