Double-roller sand making machine with self-cleaning function
By installing a self-cleaning device on the double-roll crusher, the sticky material on the roller surface is automatically cleaned by a water pump and a water spray pipe, which solves the problem of stone adhesion and achieves efficient operation and low-cost maintenance of the equipment.
Patent Information
- Application Number
- CN202520314138.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-26
- Publication Date
- 2026-02-10
- Estimated Expiration
- 2035-02-26
AI Technical Summary
During operation, crushed stone tends to stick to the roller surface of existing double-roll crushing machines, causing unstable operation and requiring frequent shutdowns for manual cleaning, which reduces production efficiency and increases maintenance costs.
Design a self-cleaning device, including a water pump, a water spray pipe, a regulating valve, and a spray hole, which automatically cleans the surface of the roller by spraying water. Combined with a control system, the spray position and water volume are precisely controlled to achieve automated cleaning.
It improves equipment operating efficiency, reduces labor intensity and production costs, ensures stable equipment operation, and avoids frequent manual shutdowns for cleaning.
Smart Images
Figure CN223888095U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to mine mechanical equipment technical field, especially a pair of roll sand making machine with self -cleaning function. BACKGROUND
[0002] In the working process of the existing pair of roll sand making machine, the broken gravel material is easy to form viscous stone material adhering to the roller surface, which affects the sand making efficiency and the normal operation of the equipment, and at present, there is lack of effective self-cleaning means to clean these adhering materials in time, so that the equipment needs to be frequently stopped for manual cleaning, which reduces the production efficiency and increases the maintenance cost. The existing cleaning means generally includes a high-pressure water gun, a scraper, a vibration device and the like. The high-pressure water gun is installed above or on the side of the roller, and in the operation process of the equipment, water is sprayed to the roller surface at regular time or as needed, so as to wash away the materials and dust adhering to the roller surface; the scraper is closely attached to the roller surface, and the materials adhering to the roller are scraped off along with the rotation of the roller; the vibration device can be installed on the support shaft or the frame of the roller, and the materials adhering to the roller are more easily fallen off through the vibration. The above-mentioned structures are relatively complex and not simple and efficient. Therefore, it is of great significance to develop a pair of roll sand making machine with self-cleaning function for improving the stone processing efficiency and the equipment stability. CONTENT OF THE UTILITY MODEL
[0003] The utility model provides a pair of roll sand making machine with self-cleaning function which has simple structure and low manufacturing and maintenance cost.
[0004] A pair of roll sand making machine with self-cleaning function, including the frame of the pair of roll sand making machine, the frame is internally installed with a first roller and a second roller which are mutually engaged, the first roller and the second roller are provided with a self-cleaning device on the side edge, the self-cleaning device includes a water pump, the water pump is connected with a water spraying pipe through a pipeline, the water spraying pipe wall is provided with a spraying hole, and the water spraying pipe is mutually parallel with the first roller and the second roller. The pair of roll sand making machine can automatically clean the roller surface in the operation process of the pair of roll sand making machine through the self-cleaning device, without stopping for manual cleaning, so that the operation efficiency of the equipment is greatly improved, and the labor intensity and production cost are reduced.
[0005] The pipe connects a tee pipe, the middle pipe of the tee pipe is connected with the water pump through a third regulating valve, one end of the pipe at the two ends of the tee pipe is connected with a first pipe through a first regulating valve, the wall of the first pipe is provided with a first jet hole, the other end of the pipe at the two ends of the tee pipe is connected with a second pipe through a second regulating valve, and the wall of the second pipe is provided with a second jet hole. The third regulating valve is used as a main valve of the pipe to control the water pressure of the jet hole of the whole water jet pipe, the first regulating valve and the second regulating valve are used for accurately adjusting the first jet hole and the second jet hole controlled by the first regulating valve and the second regulating valve respectively, and the number, angle and position of the first jet hole and the second jet hole can be adjusted according to requirements, so that the best cleaning effect can be achieved. The number and size of the jet hole are carefully designed, so that the water flow jetted out has sufficient pressure and coverage, and thus the sticky material adhered to the side of the roller can be completely removed.
[0006] The first pipe is provided with a first sealing end cover at one end and is connected with a first hose through a first joint at the other end, the first hose is connected with the first regulating valve, the first sealing end cover is used as a pipe plug to effectively increase the water pressure of the first pipe, and the first hose is connected with the first regulating valve, thereby improving the convenience of the installation position of the first regulating valve. The second pipe is provided with a second sealing end cover at one end and is connected with a second hose through a second joint at the other end, the second hose is connected with the second regulating valve, the second sealing end cover is used as a pipe plug to effectively increase the water pressure of the second pipe, and the second hose is connected with the second regulating valve, thereby improving the convenience of the installation position of the second regulating valve.
[0007] The gap between the first roller and the second roller breaks the stone material, the broken stone material forms sticky stone material adhered to the surfaces of the first roller and the second roller, the jet hole of the water jet pipe is flush with the center line of the first roller and the second roller, so that the sticky stone material can be completely cleaned, and the jet hole is higher or lower than the center line of the first roller and the second roller, which will cause structural attenuation of the jet force.
[0008] The utility model also can include control system, control system and water pump, first regulating valve, second regulating valve and third regulating valve electrically connected, through control system can adjust the open and close state of each valve and the working power of water pump flexibly, thereby realizes the accurate control to the cleaning liquid injection amount, injection direction and injection time, further promotes the self cleaning effect.
[0009] The utility model discloses through the self cleaning device, the sticky material adhered to the side of the first roller and the second roller is cleaned, prevents the sticky material from adhering to the first roller and the second roller, influences the sand making performance of the roll type sand making machine. The tee pipe in the utility model combines the pipe and the regulating valve design, can according to different production conditions and stone adhesion degree, accurately control the position and water volume of water jet, improves the cleaning effect and adaptability. The design of sealing end cover, hose and joint not only guarantees the sealing property of equipment, but also facilitates the installation, maintenance and overhaul of equipment. BRIEF DESCRIPTION OF DRAWINGS
[0010] The utility model makes further explanation in combination with the drawings:
[0011] Fig. 1 It is the structure schematic view of the pair of roll sand making machine with self-cleaning function of the utility model;
[0012] Fig. 2 It is the structure schematic view of the self-cleaning device in the utility model. DETAILED DESCRIPTION
[0013] The utility model makes further explanation in combination with the drawings: Figs. 1-2 DETAILED DESCRIPTION makes further detailed explanation to the technical scheme of the patent.
[0014] A pair of roll sand making machine with self-cleaning function, including the frame 20 of pair of roll sand making machine, the first roller 18 and the second roller 19 of mutual engagement are installed in the frame 20, and the first roller 18 and the second roller 19 side are equipped with self-cleaning device. The gap between the first roller 18 and the second roller 19 is crushed stone material, and the crushed stone material forms viscous stone material adhering the surface of the first roller 18 and the second roller 19, and the self-cleaning device includes water pump 1, and the water pump 1 is connected with water spray pipe through pipeline, and the water spray pipe wall is equipped with injection hole, and the injection hole of water spray pipe is flush with the center line of the first roller 18 and the second roller 19 to adhere the viscous stone material on the surface of the first roller 18 and the second roller 19 and carry out automatic cleaning.
[0015] As the structure preferred pipeline connects three-way pipe 15, and the middle pipeline of three-way pipe 15 is connected with water pump 1 through third regulating valve 14, and one end of the pipeline of both ends of three-way pipe is connected with first pipeline 9 through first regulating valve 13, and the wall of first pipeline 9 is equipped with first injection hole 10, and the other end of three-way pipe is connected with second pipeline 6 through second regulating valve 2, and the wall of second pipeline 6 is equipped with second injection hole 5.
[0016] In order to further improve the control ability of pipeline, one end of first pipeline 9 is equipped with first sealing end cap, and the other end is connected with first hose 12 through first joint 11, and first hose 12 is connected with first regulating valve 13. One end of second pipeline 6 is equipped with second sealing end cap, and the other end is connected with second hose 3 through second joint 4, and second hose 3 is connected with second regulating valve 2.
[0017] The specific working process of the utility model is as follows:
[0018] Device installation: First, install the rack 20 in a suitable working position, make sure its stability. Then install the first roller 18 and the second roller 19 which are engaged with each other in the rack 20, adjust the gap between the rollers to adapt to the crushing needs of different stone materials. Then install the self-cleaning device, fix the water pump 1 in a suitable position, connect the three-way pipe 15 through the pipeline, connect the first pipeline 9, the second pipeline 6 and the various regulating valves, joints, hoses and sealing end caps in turn, make sure that the water spray pipe is parallel to the first roller 18 and the second roller 19, and the spray hole spray position is flush with the center line of the roller.
[0019] Device operation: When the roll crusher starts to work, put the stone to be crushed between the first roller 18 and the second roller 19 gap for crushing. During the crushing process, if sticky stone 16 is found adhering to the surface of the roller, according to the position and degree of adhesion, open the corresponding regulating valve. For example, if there are more stones adhering to the surface of the first roller 18, open the first regulating valve 13 and close the second regulating valve 2, the water pump 1 will deliver water through the pipeline, three-way pipe 15, first regulating valve 13, first hose 12 to first pipeline 9, and then from first spray hole 10, to clean the surface of the first roller 18. Similarly, if the second roller 19 surface adheres to the stone, the second regulating valve 2 can be controlled to clean the second roller 19. If both rollers have adhesion, open both regulating valves for comprehensive cleaning.
[0020] Device maintenance: Regularly check the working condition of the water pump 1 to ensure its normal operation. Check whether there is water leakage in each pipeline, joint and regulating valve, replace the sealing parts in time if necessary. Regularly clean the first sealing end cap 8 and the second sealing end cap 7 to prevent impurities from accumulating and affecting the sealing effect. Regularly check whether the first spray hole 10 and the second spray hole 5 are blocked, and clean them in time if they are blocked, to ensure the water spray cleaning effect.
[0021] The preferred embodiments of the present patent have been described in detail above, but the present patent is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the purpose of the present patent.
Claims
1. A double-roll sand making machine with self-cleaning function, comprising a frame (20) of the double-roll sand making machine, wherein a first roller (18) and a second roller (19) meshing with each other are installed in the frame (20), characterized in that The first roller (18) and the second roller (19) are provided with self-cleaning devices on their sides; the self-cleaning devices include a water pump (1), the water pump (1) is connected to a water spray pipe through a pipe, the water spray pipe wall is provided with spray holes, and the water spray pipe is parallel to the first roller (18) and the second roller (19).
2. A double-roll sand making machine with self-cleaning function according to claim 1, characterized in that: The pipeline is connected to a three-way pipe (15). The middle pipe of the three-way pipe (15) is connected to the water pump (1) through a third regulating valve (14). One end of the pipe at both ends of the three-way pipe is connected to the first pipe (9) through a first regulating valve (13). The first pipe (9) has a first spray hole (10) on its wall. The other end of the three-way pipe is connected to the second pipe (6) through a second regulating valve (2). The second pipe (6) has a second spray hole (5) on its wall.
3. A double-roll sand making machine with self-cleaning function according to claim 2, characterized in that: The first pipe (9) has a first sealing end cap (8) at one end and a first hose (12) at the other end through a first connector (11). The first hose (12) is connected to a first regulating valve (13). The second pipe (6) has a second sealing end cap (7) at one end and a second hose (3) at the other end through a second connector (4). The second hose (3) is connected to a second regulating valve (2).
4. A double-roller sand making machine with self-cleaning function according to claim 1, characterized in that: The gap between the first roller (18) and the second roller (19) is used to crush the stone (17). After crushing, the crushed stone (17) forms sticky stone (16) that adheres to the surface of the first roller (18) and the second roller (19). The spray position of the spray hole of the water spray pipe is flush with the center line of the first roller (18) and the second roller (19).