A mill water curtain lifting control device

Abstract

The utility model discloses a lifting control device for a grinding mill water retaining curtain, comprising a frame and a lifting component for controlling the lifting of the water retaining curtain; the lifting component comprises a main shaft, a screw rod and a feeler rod, the main shaft is rotatably connected to the frame, the screw rod is fixedly connected to one end of the main shaft, the screw rod is threadedly connected to the feeler rod, and the feeler rod is slidably connected to the frame; the utility model can effectively control the position of the water retaining curtain.

Description

Technical Field

[0001] The utility model belongs to the technical field of mill processing, and in particular relates to a mill water retaining curtain lifting control device. Background Art

[0002] Grinding machines are often used to grind stones. Since a large amount of dust will be generated during stone grinding, water spraying is usually used to prevent the dust from dispersing. A water curtain is required when spraying water. When using the water curtain, it is often necessary to manually control the rise and fall of the water curtain. The water curtain cannot stop correctly at the predetermined position, which often leads to the problem that the water curtain is often damaged due to being too tight or too loose when it is lowered. A device that can enhance position control is now proposed. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a mill water retaining curtain lifting control device to solve the above problems.

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a grinding mill water curtain lifting control device, including a frame, and also including: a lifting component for controlling the lifting of the water curtain; the lifting component includes a main shaft, a screw rod and a touch rod, the main shaft is rotatably connected to the frame, the screw rod is fixedly connected to one end of the main shaft, the screw rod is threadedly connected to the touch rod, and the touch rod is slidably connected to the frame.

[0005] Beneficial Effects

[0006] The utility model provides a mill water retaining curtain lifting control device, which has the following beneficial effects compared with the prior art:

[0007] When it is necessary to control the lifting of the water retaining curtain, the relevant technicians start the motor, so that the motor drives the transmission gear meshing with its output gear to start rotating, so that the main shaft fixedly connected at the axis of the transmission gear starts to rotate, so that the water retaining curtain fixed on the main shaft starts to rotate. At the same time, when the main shaft rotates, the pulley fixed on it rotates synchronously, so that the secondary shaft starts to rotate synchronously with the pulley under the cooperation of the belt connected to it, so that the main gear fixed on the axis of the secondary shaft rotates synchronously, so that the main gear drives the secondary gear meshing with it to start rotating, so that the secondary shaft fixed on the axis of the secondary gear rotates synchronously in the opposite direction, so that the rotating drum fixed on it rotates synchronously, so that the two rotating drums They cooperate with each other to transport the water retaining curtain to prevent accumulation and jamming when the water retaining curtain descends. At the same time, when the main shaft rotates, the screw rod fixed on it rotates synchronously, so that the screw rod drives the feeler rod threadedly connected to it to start linear movement along the connection between it and the frame. When the feeler rod contacts and presses the travel switch, the travel switch controls the motor to stop rotating. At this time, the water retaining curtain reaches the predetermined position synchronously. At the same time, when it is necessary to control the water retaining curtain to rise, the relevant technicians control the motor to flip, so that the two rotating drums are synchronously coordinated with the water retaining curtain to wind up, and the feeler rod starts to rotate in the opposite direction on the screw rod. When the feeler rod is pressed and contacted with the travel switch on the other side, the travel switch controls the motor to stop rotating, so that the water retaining curtain is completely wound up. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0009] Figure 2 It is an enlarged schematic diagram of the transmission structure of the utility model.

[0010] Figure 3 It is an enlarged schematic diagram of the cross-section of the screw rod structure of the utility model.

[0011] Notes on figure marks: frame 101, lifting assembly 2, main shaft 201, screw rod 202, touch rod 203, protection box 204, travel switch 205, water retaining curtain 206, pulley 207, belt 208, secondary shaft 209, main gear 301, secondary gear 302, connecting frame 303, rotating drum 304, transmission gear 305, motor 306. DETAILED DESCRIPTION

[0012] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0013] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0014] See also Figures 1 to 3 , provided in one embodiment of the utility model, is a mill water curtain lifting control device, comprising a frame 101, and further comprising:

[0015] Lifting assembly 2, used to control the lifting of the water retaining curtain;

[0016] The lifting assembly 2 includes a main shaft 201, a screw rod 202 and a feeler rod 203. The main shaft 201 is rotatably connected to the frame 101. The screw rod 202 is fixedly connected to one end of the main shaft 201. The screw rod 202 is threadedly connected to the feeler rod 203. The feeler rod 203 is slidably connected to the frame 101.

[0017] For the above examples, those skilled in the art should be aware that when implementing the above technical solutions, they are not limited to the specific screw rod 202 described in the above embodiments. For example, the screw rod 202 can be replaced with a reciprocating screw rod. The purpose of this arrangement is that when the touch rod 203 threadedly connected thereto moves to one end, the movement direction of the touch rod 203 can be quickly changed by continuing to control the screw rod 202 to rotate in the same direction.

[0018] For the above examples, those skilled in the art should be aware that when implementing the above technical solutions, they are not limited to the specific touch rod 203 described in the above embodiments. For example, adhesive stickers are provided on both sides of the top of the touch rod 203. The purpose of this setting is to provide a buffer for the contact between the touch rod 203 and the travel switch 205, thereby preventing the touch rod 203 from moving too fast and causing damage to the travel switch 205.

[0019] Specifically, a protection box 204 is fixedly connected to the frame 101 , and a travel switch 205 is symmetrically fixedly connected to the protection box 204 . The travel switch 205 is connected to the motor 306 and is used to control the motor 306 to stop rotating.

[0020] For the above examples, those skilled in the art should be aware that when implementing the above technical solutions, they are not limited to the specific protective box 204 described in the above embodiments. For example, the protective box 204 can be fixed to the frame 101 by bolts. The purpose of this design is to facilitate the removal of the protective box 204 in this way to facilitate the inspection of the travel switch 205.

[0021] Specifically, a water retaining curtain 206 is fixedly connected to the main shaft 201 , a pulley 207 is fixedly connected to the main shaft 201 , a belt 208 is transmission-connected to the pulley 207 , and the other end of the belt 208 is transmission-connected to the secondary shaft 209 .

[0022] For the above examples, those skilled in the art should know that when implementing the above technical solutions, they are not limited to the specific water retaining curtain 206 described in the above embodiments. For example, a guide groove is provided on the water retaining curtain 206. The purpose of this setting is to reduce the adhesion of water droplets thereon in this way.

[0023] For the above example, those skilled in the art should be aware that when implementing the above technical solution, they are not limited to the specific belt 208 described in the above embodiment. For example, the belt 208 should be made of a highly wear-resistant material. The purpose of this setting is to increase the service life of the belt 208 in this way, so as to prevent it from being deformed due to long-term use and thus being unable to transmit effectively.

[0024] Specifically, the two secondary shafts 209 are rotatably connected to the connecting frame 303 , the connecting frame 303 is fixedly connected to the frame 101 , and the two secondary shafts 209 are respectively fixedly connected to the rotating drum 304 .

[0025] For the above examples, those skilled in the art should be aware that when implementing the above technical solutions, they are not limited to the specific rotating drum 304 described in the above embodiments. For example, the rotating drum 304 is provided with anti-slip stripes for increasing friction. The purpose of this setting is to prevent the water on the water retaining curtain 206 from causing the rotating drum 304 to be unable to effectively contact the water retaining curtain 206, resulting in accumulation of the water retaining curtain 206.

[0026] Specifically, the two secondary shafts 209 are respectively fixedly connected with a main gear 301 and a secondary gear 302 , and the main gear 301 is meshingly connected with the secondary gear 302 .

[0027] For the above example, those skilled in the art should be aware that when implementing the above technical solution, they are not limited to the specific secondary shaft 209 described in the above embodiment. For example, a bearing ring is provided at the connection between the secondary shaft 209 and the connecting frame 303. The purpose of this setting is to reduce the friction encountered during rotation in this way, thereby preventing the shaft from breaking.

[0028] Specifically, a transmission gear 305 is fixedly connected to the main shaft 201 , and the transmission gear 305 is meshedly connected with a gear fixedly assembled on the output shaft of the motor 306 , and the motor 306 is fixedly connected to the frame 101 .

[0029] For the above example, those skilled in the art should be aware that when implementing the above technical solution, they are not limited to the specific motor 306 described in the above embodiment. For example, the motor 306 should be a motor with multiple adjustable speeds. The purpose of this setting is to facilitate adjusting the speed at which the touch rod 203 contacts the travel switch 205 by adjusting the motor speed.

[0030] In the embodiment of the utility model, when it is necessary to control the lifting of the water retaining curtain 206, the relevant technicians start the motor 306, so that the motor 306 drives the transmission gear 305 meshing with its output gear to start rotating, so that the main shaft 201 fixedly connected at the axis of the transmission gear 305 starts to rotate, so that the water retaining curtain 206 fixedly connected to the main shaft 201 starts to rotate. At the same time, when the main shaft 201 rotates, the pulley 207 fixedly connected thereto rotates synchronously, so that the secondary shaft 209 starts to rotate synchronously with the pulley 207 under the cooperation of the belt 208 connected thereto for transmission, so that the main gear 301 fixedly connected at the axis of the secondary shaft 209 rotates synchronously, so that the main gear 301 drives the secondary gear 302 meshing with it to start rotating, so that the secondary shaft 209 fixedly connected at the axis of the secondary gear 302 rotates synchronously in the opposite direction, so that the rotating drum 304 fixedly connected thereto rotates synchronously, so that the two rotating drums 3 04 cooperate with each other to transport the water retaining curtain 206 to prevent the water retaining curtain 206 from piling up and jamming when it descends. At the same time, when the main shaft 201 rotates, the screw rod 202 fixed thereon rotates synchronously, so that the screw rod 202 drives the touch rod 203 threadedly connected thereto to start linear movement along the connection between it and the frame 101. When the touch rod 203 contacts and presses the travel switch 205, the travel switch 205 controls the motor 306 to stop rotating. At this time, the water retaining curtain 206 reaches the predetermined position synchronously. At the same time, when it is necessary to control the water retaining curtain 206 to rise, the relevant technical personnel control the motor 306 to flip, so that the two rotating drums 304 synchronously cooperate with the water retaining curtain 206 to wind up, and at the same time, the touch rod 203 starts to rotate in the opposite direction on the screw rod 202. When the touch rod 203 is pressed and contacted with the travel switch 205 on the other side, the travel switch 205 controls the motor 306 to stop rotating, so that the water retaining curtain 206 is completely wound up.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mill water curtain lifting control device, comprising a frame (101), characterized in that: Also includes: A lifting component (2) is used to control the lifting of the water retaining curtain; The lifting assembly (2) comprises a main shaft (201), a screw rod (202) and a touch rod (203); the main shaft (201) is rotatably connected to the frame (101); the screw rod (202) is fixedly connected to one end of the main shaft (201); the screw rod (202) is threadedly connected to the touch rod (203); and the touch rod (203) is slidably connected to the frame (101).

2. The mill water curtain lifting control device according to claim 1 is characterized in that: A protection box (204) is fixedly connected to the frame (101), a travel switch (205) is symmetrically fixedly connected to the protection box (204), and the travel switch (205) is connected to the motor (306) and is used to control the motor (306) to stop rotating.

3. The mill water curtain lifting control device according to claim 1, characterized in that: The main shaft (201) is fixedly connected with a water retaining curtain (206), the main shaft (201) is fixedly connected with a pulley (207), the pulley (207) is transmission-connected with a belt (208), and the other end of the belt (208) is transmission-connected to a secondary shaft (209).

4. The mill water curtain lifting control device according to claim 3 is characterized in that: The two secondary shafts (209) are rotatably connected to a connecting frame (303), the connecting frame (303) is fixedly connected to the frame (101), and the two secondary shafts (209) are respectively fixedly connected to a rotating drum (304).

5. The mill water curtain lifting control device according to claim 3, characterized in that: A main gear (301) and a secondary gear (302) are fixedly connected to the two secondary shafts (209) respectively, and the main gear (301) is meshingly connected with the secondary gear (302).

6. The mill water curtain lifting control device according to claim 1, characterized in that: A transmission gear (305) is fixedly connected to the main shaft (201), and the transmission gear (305) is meshedly connected with a gear fixedly assembled on the output shaft of the motor (306), and the motor (306) is fixedly connected to the frame (101).

7. The mill water curtain lifting control device according to claim 1, characterized in that: Adhesive stickers are provided on both sides of the top of the touch rod (203).

8. The mill water curtain lifting control device according to claim 3, characterized in that: The water retaining curtain (206) is provided with a guide groove.

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