Pulverizer for compound fertilizer production

Abstract

The utility model provides a crusher for compound fertilizer production, which comprises a crushing box, a box cover and a discharge port, wherein the top of the crushing box is open, the lower end of the crushing box is conical, and supporting legs, a mounting groove, a two-way screw rod, a mounting block, a guide rod, a guide block, a crushing roller, an adjusting module, a driving module and a feed hopper are arranged at the side end of the bottom of the crushing box; a cleaning module is further arranged on the bottom wall of the top of the top cover. According to the crusher for producing the compound fertilizer, disclosed by the utility model, the basic requirements of crushing raw materials for producing the compound fertilizer and cleaning the raw materials adhered to the crushing rollers can be met, and the raw materials adhered to the crushing rollers can be cleaned in the process of cleaning the raw materials adhered to the crushing rollers. By means of the mode that the distance between the two smashing rollers is flexibly and conveniently enlarged, cleaned raw materials can smoothly fall off from the position between the two smashing rollers, and therefore the requirements of people are better met.

Description

Technical Field

[0001] The utility model belongs to the technical field of compound fertilizer production, in particular to a pulverizer for compound fertilizer production. Background Art

[0002] In the process of producing compound fertilizer, the raw materials need to be crushed. The existing compound fertilizer production crusher can meet the basic needs of crushing the raw materials, but in the process of crushing the raw materials by the crushing roller, some of the raw materials will adhere to the crushing roller, so the user needs to clean the raw materials adhered to the crushing roller. However, in the process of cleaning, the distance between the two crushing rollers cannot be flexibly expanded and adjusted. Therefore, in the process of cleaning the raw materials adhered to the crushing roller, the distance between the two crushing rollers is too small, causing the raw materials to be partially cleaned to be stuck between the two crushing rollers and unable to fall smoothly. Therefore, it will affect the effect and efficiency of cleaning the raw materials adhered to the crushing roller, which will bring great inconvenience to people's use. Utility Model Content

[0003] In view of this, the utility model aims to provide a pulverizer for compound fertilizer production to address the deficiencies in the prior art. The pulverizer can not only meet the basic needs of pulverizing the raw materials for compound fertilizer production and cleaning the raw materials adhered to the pulverizing roller, but also can flexibly and conveniently expand the distance between the two pulverizing rollers during the cleaning process of the raw materials adhered to the pulverizing roller, so that the cleaned raw materials can fall smoothly from between the two pulverizing rollers, thereby better meeting people's needs.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is as follows: a compound fertilizer production pulverizer comprises a pulverizing box with an opening at the top and a conical lower end, a box cover is detachably provided at the bottom of the pulverizing box, a material discharge port is provided at the bottom of the pulverizing box, supporting legs are provided at the bottom side ends of the pulverizing box, mounting grooves are respectively provided on the inner side walls of the front and rear side ends of the upper part of the pulverizing box along the left and right directions, a bidirectional screw with the right end extending to the outside of the mounting groove is rotatably provided in the mounting groove on the rear side along the left and right directions, and the left and right side ends of the bidirectional screw are respectively screwed with screws slidably connected to the corresponding mounting grooves A mounting block is provided, and a guide rod is arranged in the mounting groove on the front side along the left and right directions. Guide blocks slidably connected to the corresponding mounting grooves are respectively arranged at the left and right ends of the guide rod. Crushing rollers are rotatably arranged between the mounting block and the guide block on the left side and between the mounting block and the guide block on the right side. An adjustment module for rotationally adjusting the bidirectional screw is arranged at the right end of the mounting groove. Driving modules for driving the corresponding crushing rollers are respectively arranged on the two mounting blocks. A feeding hopper compatible with the two crushing rollers is arranged on the box cover, and a cleaning module is also arranged on the top and bottom walls of the top cover.

[0005] As a further improvement of the utility model, the left and right side ends of the installation groove are respectively provided with first bearings whose inner rings are connected to the two ends of the bidirectional screw.

[0006] As a further improvement of the utility model, the adjustment module includes a U-shaped mounting frame arranged at the right end of the mounting slot, an adjustment motor is laterally arranged at the right end of the mounting frame, and a coupling is arranged between the output shaft of the adjustment motor and the right end of the bidirectional screw.

[0007] As a further improvement of the utility model, the front and rear ends of the two crushing rollers are respectively provided with connecting shafts, and the two mounting blocks and the guide block are respectively provided with second bearings whose inner rings are connected to the corresponding connecting shafts.

[0008] As a further improvement of the utility model, the drive module includes a drive motor laterally arranged on the mounting block, a driving pulley is arranged on the output shaft of the drive motor, a driven pulley matched with the corresponding driving pulley is arranged on the rear connecting shaft, and a transmission belt is arranged between the driving pulley and the driven pulley.

[0009] As a further improvement of the utility model, the cleaning module includes linear slides respectively arranged on the bottom inner walls on the left and right sides of the top cover, and the bottoms of the slide seats of the two linear slides are respectively vertically provided with telescopic push rods, and the lower ends of the output shafts of the two telescopic push rods are respectively vertically provided with cleaning brushes compatible with the corresponding crushing rollers.

[0010] As a further improvement of the utility model, the box cover is fixed to the crushing box by snap connection, and the box cover is also provided with fixing bolts for screwing the crushing box, the crushing box is provided with threaded fixing holes matched with the fixing bolts, and the box cover is also provided with a handle.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] First, the user can use the driving module to make the two crushing rollers rotate, and then add the raw materials into the crushing box through the feed hopper. The raw materials will be crushed after falling on the two crushing rollers. The crushed raw materials will continue to fall in the crushing box and then leave the processing box through the discharge port.

[0013] Secondly, by simply starting the adjusting motor, the bidirectional screw can be rotated through the coupling, so that the two mounting blocks can be moved closer to or farther away from each other, and with the cooperation of the connecting shaft, another mounting groove, the guide rod and the guide block, the two crushing rollers can be moved closer to each other to meet the demand for crushing the raw materials, and the two crushing rollers can be moved away from each other to meet the demand for unloading the cleaned raw materials.

[0014] Thirdly, when the two crushing rollers are respectively moved to the bottom of the corresponding cleaning brushes and the distance between the two crushing rollers is expanded to allow the cleaned raw material fragments to pass smoothly, the crushing rollers can continue to rotate and operate, and at the same time, the cleaning brushes can be moved downward by the telescopic push rod to clean the corresponding areas of the crushing rollers. After that, the cleaning brushes can be moved and adjusted in the front and rear directions by the linear slide, so as to fully clean the residual fragments on the crushing rollers. After that, the cleaning brushes can be reset by the linear slide and the telescopic push rod, and the crushing rollers can be reset by the adjustment module.

[0015] Fourthly, the box cover and the processing box can be flexibly fixed by simply clamping and fixing the box cover and then passing the fixing bolts through the side wall of the box cover and screwing and fixing them with the threaded fixing holes. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the structure of the installation groove, installation block, guide rod, guide block, crushing roller, driving motor, driven pulley and transmission belt of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the mounting groove, bidirectional screw, mounting block, first bearing, connecting shaft, second bearing, adjustment module and driving module of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the cleaning module and the crushing roller of the utility model.

[0021] In the figure: 101, crushing box; 102, box cover; 103, discharge port; 104, support leg; 105, mounting groove; 106, bidirectional screw; 107, mounting block; 108, guide rod; 109, guide block; 110, crushing roller; 111, feed hopper; 112, first bearing; 113, connecting shaft; 114, second bearing; 115, fixing bolt; 116, handle; 201, mounting frame; 202, adjusting motor; 203, coupling; 301, driving motor; 302, driving pulley; 303, driven pulley; 304, transmission belt; 401, linear slide; 402, telescopic push rod; 403, cleaning brush. DETAILED DESCRIPTION

[0022] In order to better understand the present invention, the content of the present invention is further clearly described below in conjunction with the embodiments, but the protection content of the present invention is not limited to the following embodiments. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without one or more of these details.

[0023] like Figure 1 , 2 As shown in Figure 3, a pulverizer for compound fertilizer production includes a pulverizing box 101 with an open top and a conical lower end, a box cover 102 is detachably provided at the bottom of the pulverizing box 101, a discharge port 103 is provided at the bottom of the pulverizing box 101, and a supporting leg 104 is provided at the bottom side end of the pulverizing box 101. The inner side walls of the front and rear side ends of the upper part of the pulverizing box 101 are respectively provided with mounting grooves 105 along the left and right directions, and a bidirectional screw 106 with a right end extending to the outside of the mounting groove 105 is rotatably provided in the rear mounting groove 105 along the left and right directions, and the left and right side ends of the bidirectional screw 106 are respectively screwed with mounting blocks 107 slidably connected to the corresponding mounting grooves 105, and the front mounting groove 105 is provided with a plurality of mounting blocks 107 slidably connected to the corresponding mounting grooves 105. A guide rod 108 is arranged along the left and right directions, and guide blocks 109 slidably connected to the corresponding mounting grooves 105 are arranged at the left and right ends of the guide rod 108 respectively. Crushing rollers 110 are arranged rotatably between the mounting block 107 on the left and between the mounting block 107 on the right and 109 respectively. An adjusting module for rotationally adjusting the bidirectional screw 106 is arranged at the right end of the mounting groove 105, and driving modules for driving the corresponding crushing rollers 110 are respectively arranged on the two mounting blocks 107. A feeding hopper 111 adapted to the two crushing rollers 110 is arranged on the box cover 102, and a cleaning module is also arranged on the top and bottom walls of the top cover.

[0024] like Figure 3 As shown, the left and right sides of the mounting groove 105 are respectively provided with first bearings 112 whose inner rings are connected to both ends of the bidirectional screw 106 .

[0025] like Figure 2 , 3 As shown, the adjustment module includes a U-shaped mounting frame 201 arranged at the right end of the mounting slot 105, an adjustment motor 202 is horizontally arranged at the right end of the mounting frame 201, and a coupling 203 is arranged between the output shaft of the adjustment motor 202 and the right end of the bidirectional screw 106.

[0026] like Figure 2 , 3 As shown, the front and rear ends of the two crushing rollers 110 are respectively provided with connecting shafts 113 , and the two mounting blocks 107 and the guide block 109 are respectively provided with second bearings 114 whose inner rings are connected to the corresponding connecting shafts 113 .

[0027] like Figure 2 , 3 As shown, the driving module includes a driving motor 301 which is laterally arranged on the mounting block 107, a driving pulley 302 is arranged on the output shaft of the driving motor 301, a driven pulley 303 which is adapted to the corresponding driving pulley 302 is arranged on the rear connecting shaft 113, and a transmission belt 304 is arranged between the driving pulley 302 and the driven pulley 303.

[0028] like Figure 4 As shown, the cleaning module includes linear slides 401 respectively arranged on the bottom inner walls on the left and right sides of the top cover, and telescopic push rods 402 are vertically arranged at the bottom of the slide seats of the two linear slides 401, and cleaning brushes 403 compatible with the corresponding crushing rollers 110 are vertically arranged at the lower ends of the output shafts of the two telescopic push rods 402.

[0029] like Figure 1 As shown, the box cover 102 is fixedly connected with the crushing box 101, and the box cover 102 is also provided with a fixing bolt 115 for screwing the crushing box 101. The crushing box 101 is provided with a threaded fixing hole adapted to the fixing bolt 115, and the box cover 102 is also provided with a handle 116. The box cover 102 and the processing box can be flexibly fixed by simply making the box cover 102 and the processing box fixedly connected, and then making the fixing bolt 115 pass through the side wall of the box cover 102 and screw-fixed with the threaded fixing hole. The box cover 102 can be easily moved by the handle 116, so as to conveniently realize or release the fixing of the box cover 102 and the processing box.

[0030] The user can start the driving motor 301, and through the cooperation of the active pulley 302, the driven pulley 303 and the transmission belt 304, the two crushing rollers 110 can be rotated, and then the raw materials are added into the crushing box 101 through the feed hopper 111. The raw materials will be crushed after falling on the two crushing rollers 110. The crushed raw materials will continue to fall in the crushing box 101 and then leave the processing box through the discharge port 103.

[0031] After a period of time, when it is necessary to clean the raw materials adhering to the crushing roller 110, it is only necessary to start the adjusting motor 202 to rotate the bidirectional screw 106 through the coupling 203, so that the two mounting blocks 107 are moved closer to or away from each other, and with the cooperation of the connecting shaft 113, another mounting groove 105, the guide rod 108 and the guide block 109, the two crushing rollers 110 are moved closer to each other to meet the demand of crushing the raw materials, and the two crushing rollers 110 are moved away from each other to meet the demand of unloading the cleaned raw materials.

[0032] When the two crushing rollers 110 are respectively moved to the bottom of the corresponding cleaning brushes 403 and the distance between the two crushing rollers 110 is expanded to allow the cleaned raw material fragments to pass smoothly, the crushing rollers 110 can continue to rotate and operate, and at the same time, the cleaning brush 403 is moved downward by the telescopic push rod 402 to clean the corresponding area of ​​the crushing roller 110, and then the cleaning brush 403 can be moved and adjusted in the front and rear directions by the linear slide 401, so as to fully clean the residual fragments on the crushing roller 110, and then the cleaning brush 403 is reset by the linear slide 401 and the telescopic push rod 402, and the crushing roller 110 is reset by the adjustment module.

[0033] The above are preferred implementations of the present utility model. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present utility model. These improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A pulverizer for compound fertilizer production, comprising a pulverizing box (101) with an open top and a conical lower end, a box cover (102) being detachably provided at the bottom of the pulverizing box (101), a discharge port (103) being provided at the bottom of the pulverizing box (101), and supporting legs (104) being provided at the side ends of the bottom of the pulverizing box (101), characterized in that: The inner side walls of the front and rear side ends of the upper part of the crushing box (101) are respectively provided with mounting grooves (105) along the left and right directions; a bidirectional screw rod (106) is rotatably provided in the rear mounting groove (105) along the left and right directions, and the right end of the screw rod (106) extends to the outside of the mounting groove (105); the left and right side ends of the bidirectional screw rod (106) are respectively screwed with mounting blocks (107) slidably connected to the corresponding mounting groove (105); a guide rod (108) is provided in the front mounting groove (105) along the left and right directions; the left and right ends of the guide rod (108) are respectively provided with guide blocks slidably connected to the corresponding mounting groove (105) (109), crushing rollers (110) are rotatably arranged between the left mounting block (107) and the guide block (109) and between the right mounting block (107) and the guide block (109), an adjustment module for rotationally adjusting the bidirectional screw (106) is arranged at the right end of the mounting groove (105), driving modules for driving the corresponding crushing rollers (110) are respectively arranged on the two mounting blocks (107), a feeding hopper (111) adapted to the two crushing rollers (110) is arranged on the box cover (102), and a cleaning module is also arranged on the top and bottom walls of the top cover.

2. The pulverizer for compound fertilizer production according to claim 1, characterized in that: The left and right side ends of the installation groove (105) are respectively provided with first bearings (112) whose inner rings are connected to the two ends of the bidirectional screw (106).

3. The pulverizer for compound fertilizer production according to claim 2, characterized in that: The adjustment module comprises a U-shaped mounting frame (201) arranged at the right end of the mounting slot (105), an adjustment motor (202) is arranged transversely at the right end of the mounting frame (201), and a coupling (203) is arranged between the output shaft of the adjustment motor (202) and the right end of the bidirectional screw (106).

4. The pulverizer for compound fertilizer production according to claim 3, characterized in that: The front and rear ends of the two crushing rollers (110) are respectively provided with connecting shafts (113), and the two mounting blocks (107) and the guide block (109) are respectively provided with second bearings (114) whose inner rings are connected to the corresponding connecting shafts (113).

5. The pulverizer for compound fertilizer production according to claim 4, characterized in that: The driving module comprises a driving motor (301) arranged transversely on a mounting block (107); a driving pulley (302) is arranged on the output shaft of the driving motor (301); a driven pulley (303) matched with the corresponding driving pulley (302) is arranged on the rear connecting shaft (113); and a transmission belt (304) is arranged between the driving pulley (302) and the driven pulley (303).

6. The pulverizer for compound fertilizer production according to claim 5, characterized in that: The cleaning module comprises linear slides (401) respectively arranged on the inner walls of the bottom of the left and right sides of the top cover, the bottoms of the slide seats of the two linear slides (401) are respectively vertically provided with telescopic push rods (402), and the lower ends of the output shafts of the two telescopic push rods (402) are respectively vertically provided with cleaning brushes (403) adapted to the corresponding crushing rollers (110).

7. The pulverizer for compound fertilizer production according to claim 6, characterized in that: The box cover (102) is fixedly connected to the crushing box (101) by snapping, and a fixing bolt (115) for screwing and fixing the crushing box (101) is also provided on the box cover (102), and a threaded fixing hole matching the fixing bolt (115) is provided on the crushing box (101), and a handle (116) is also provided on the box cover (102).

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