Feeding control device for gravel preparation

Abstract

The utility model relates to the field of gravel preparation feeding, and discloses a gravel preparation feeding control device which comprises a jaw crusher, a discharging opening is formed in the middle of the bottom end of the jaw crusher, crushing rollers are symmetrically and rotationally mounted in the middle of one side of the inner wall of the jaw crusher, and a feeding hopper is fixedly mounted at an opening of the upper surface of the jaw crusher; placing grooves are formed in the top of one side and the bottom of the other side of the inner wall of the feeding hopper, baffle plates are rotationally mounted at the tops in the placing grooves through supporting shafts, supporting frames are welded to the top of one side and the bottom of the other side of the outer surface of the feeding hopper, and hydraulic cylinders are mounted on the upper surfaces of the supporting frames; according to the jaw crusher disclosed by the invention, larger stones are blocked by adjusting the inclination of the baffle plate, so that the effect of conveniently buffering and blocking the larger stones falling into the feeding hopper is achieved, the impact force of the stones falling onto the crushing roller is reduced, and the problem that the whole jaw crusher is damaged due to the fact that the larger stones hit the crushing roller is solved; and the overall service life of the jaw crusher is prolonged.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of sand and stone preparation feed, in particular to a sand and stone preparation feed control device. BACKGROUND

[0002] Sand and stone preparation is an important material processing process in building and infrastructure construction, mainly including sand, stone collection, processing and screening, by collecting raw materials from natural sand and stone deposits or rivers, using a crusher to break large stones into small particles to meet different particle size requirements, and separating particles of different sizes through screening equipment to ensure the required particle size distribution.

[0003] When the stone is transported into the crusher along the feed hopper for crushing, due to the difference in the size of the collected stone, when the larger volume of stone is poured into the feed hopper, due to the kinetic energy generated when the stone falls, the impact force generated by the larger volume and mass of the stone falling on the crusher is larger, which may cause certain impact damage to the crusher, reducing the overall service life of the crusher, and affecting the feed control efficiency of the sand and stone raw materials.

[0004] For the related technology in the above, the inventor believes that there is a defect that the falling of large stones is not convenient to control when the sand and stone raw materials are poured into the crusher for crushing, therefore, a sand and stone preparation feed control device is proposed to solve the above problems. CONTENT OF THE INVENTION

[0005] In order to solve the problem that the falling of large stones is not convenient to control when the sand and stone raw materials are poured into the crusher for crushing, the present application provides a sand and stone preparation feed control device.

[0006] The sand and stone preparation feed control device provided by the present application adopts the following technical scheme:

[0007] A sand and stone preparation feed control device, comprising a crusher, a discharge port is formed in the middle of the bottom end of the crusher, a crushing roller is symmetrically rotatably installed in the middle of the inner wall of the crusher, a feed hopper is fixedly installed at the opening of the upper surface of the crusher, a placing groove is formed in the inner wall of the feed hopper on one side of the top and the other side of the bottom, a blocking plate is rotatably installed in the placing groove on the top through a support shaft, a support frame is welded on the outer surface of the feed hopper on one side of the top and the other side of the bottom, a hydraulic cylinder is installed on the upper surface of the support frame, a bearing seat is installed on the output end of one side of the hydraulic cylinder extending into the interior of the feed hopper, a support plate is rotatably installed in the bearing seat, and a detection mechanism is further provided above the feed hopper for detecting different volume of stones.

[0008] Preferably, the detection mechanism comprises a feeding rack fixedly arranged above the feeding hopper, and a fixed frame fixedly installed at the bottom of one side of the feeding rack, and a detection camera fixedly connected to the upper surface of the fixed frame.

[0009] Preferably, a plurality of discharging holes are arranged in parallel and through the upper surface of the material blocking plate.

[0010] Preferably, the output end of one side of the hydraulic cylinder is movably arranged close to the bottom end of the material blocking plate, and the upper surface of the supporting plate is movably abutted against the lower bottom surface of the material blocking plate.

[0011] Preferably, a discharging hopper is fixedly installed above the feeding rack, and a discharging port is arranged at the bottom end of the discharging hopper, and the discharging port is located at the inner top of the feeding rack.

[0012] In summary, the application has the following beneficial technical effects:

[0013] By conveying the stone into the feeding rack along the discharging hopper, the detection camera detects the volume of the stone, and the supporting plate movably pushes the material blocking plate to rotate to a certain inclination angle to keep stable, so that the stone with a larger volume falls on the upper surface of the material blocking plate for buffering, and after canceling the limiting of the material blocking plate, the stone stably falls into the crusher for crushing; compared with the prior art, the application has the effect of buffering the larger stone falling in the feeding hopper, reduces the impact force of the stone falling on the crushing roller, solves the problem of damage to the crusher as a whole caused by the larger stone hitting the crushing roller, and improves the overall service life of the crusher. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 is a schematic diagram of the overall structure of the application embodiment;

[0015] Fig. 2 is a schematic diagram of the cross-sectional structure of the feeding hopper in the application embodiment;

[0016] Fig. 3 is a schematic diagram of the structure of the supporting plate in the application embodiment;

[0017] Mark 1, crusher; 2, discharge port; 3, crushing roller; 4, feeding hopper; 5, placement groove; 6, material blocking plate; 7, discharging hole; 8, supporting frame; 9, hydraulic cylinder; 10, bearing seat; 11, supporting plate; 12, feeding rack; 13, discharging hopper; 14, discharging port; 15, fixed frame; 16, detection camera. DETAILED DESCRIPTION

[0018] The following will be described in detail with reference to the accompanying drawings Figs. 1-3 The application will be further described in detail.

[0019] The application embodiment discloses a sandstone preparation feeding control device. Referring to Figs. 1-3The utility model provides a sandstone preparation feed control device, including jaw crusher 1, the middle part of bottom end of jaw crusher 1 is equipped with discharge gate 2, the inside wall one side middle part of jaw crusher 1 is symmetrically installed with crushing roller 3, the upper surface opening of jaw crusher 1 is fixedly installed with feed hopper 4, the inside wall one side top and the other side bottom of feed hopper 4 are equipped with placing recess 5, the inside top of placing recess 5 is rotatably installed with baffle plate 6 through support shaft, a plurality of unloading holes 7 are arranged on the upper surface of baffle plate 6 in parallel, the top and the bottom of the outer surface one side of feed hopper 4 are welded with support frame 8, the upper surface of support frame 8 is installed with hydraulic cylinder 9, the output end of one side of hydraulic cylinder 9 extends to the inside installation of bearing seat 10 of feed hopper 4, bearing seat 10 is rotatably installed with support plate 11, the output end of one side of hydraulic cylinder 9 is movably close to the bottom end of baffle plate 6, the upper surface of support plate 11 is movably abutted on the lower bottom surface of baffle plate 6, and the upper portion of feed hopper 4 is also provided with a detection mechanism for detecting different volume stone.

[0020] By starting hydraulic cylinder 9 to push bearing seat 10 to move along the inside of feed hopper 4, bearing seat 10 drives support plate 11 to abut on the outer surface of baffle plate 6, and then pushes baffle plate 6 to rotate to a certain inclination angle along the inside of placing recess 5 and keeps stable, so that the stone of larger volume falls on the upper surface of the two baffle plates 6 arranged symmetrically upwards and downwards and is buffered, and after support plate 11 reversely moves and cancels the limiting of baffle plate 6, the stone is stably dropped into jaw crusher 1, and then the crushing roller 3 crushes the stone, which reflects the resistance and buffering effect of baffle plate 6 on the stone of larger volume.

[0021] Referring to Fig. 1 The detection mechanism includes a conveying frame 12, which is fixedly arranged above the feed hopper 4, a fixed frame 15 is fixedly installed at the bottom of one side of the conveying frame 12, a detection camera 16 is fixedly connected to the upper surface of the fixed frame 15, the detection camera 16 is electrically connected to the opening and closing switch of the hydraulic cylinder 9 through a controller, the volume of the stone is analyzed by the detection camera 16 cooperating with the image processing software in the controller, when the volume is greater than the set standard value, the hydraulic cylinder 9 is controlled to start, a discharging hopper 13 is fixedly installed above the conveying frame 12, and a discharging port 14 is arranged at the bottom of the discharging hopper 13.

[0022] A large amount of stone is poured into the discharging hopper 13, the stone is conveyed into the conveying frame 12 along the discharging port 14, the stone is conveyed downwards along the inclined conveying frame 12, the stone falls into the feed hopper 4 along the conveying frame 12, and the detection camera 16 detects the volume of the stone passing through the conveying frame 12, which reflects the overall detection effect of the detection camera 16 on the conveyed stone.

[0023] The implementation principle of the sandstone preparation feed control device is as follows: a large amount of stone is poured into the discharge hopper 13, the stone is conveyed into the conveying frame 12 along the discharge port 14, the stone is conveyed downward along the inclined conveying frame 12, the stone is dropped into the feed hopper 4 along the conveying frame 12, the detection camera 16 detects the volume of the stone passing through the conveying frame 12, when the volume of the stone is large, the hydraulic cylinder 9 is started to drive the bearing seat 10 to move along the inside of the feed hopper 4, the bearing seat 10 drives the supporting plate 11 to move and abut against the outer surface of the baffle plate 6, the baffle plate 6 is driven to rotate to a certain inclination angle inside the placement groove 5 and is kept stable, the large-volume stone is buffered on the upper surfaces of the two baffle plates 6 arranged symmetrically upward and downward, the supporting plate 11 is reversely moved to cancel the limiting of the baffle plate 6, the baffle plate 6 is rotated again to be vertically placed inside the placement groove 5, the stone is stably dropped into the crusher 1, and then the crushing roller 3 crushes the stone, and the input ends of the hydraulic cylinder 9 and the detection camera 16 are electrically connected with the output end of the external power supply.

[0024] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to represent the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0025] Secondly: the utility model discloses the embodiment of the drawings only relates to the structure involved in the embodiment of the present disclosure, and other structures can refer to the usual design, and under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

[0026] Finally: the above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

[0027] The above are the preferred embodiments of the present application, and do not limit the protection scope of the present application, therefore: any equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A sandstone preparation feed control device, comprising a crusher (1), a discharge port (2) is formed in the middle of the bottom end of the crusher (1), and a crushing roller (3) is symmetrically and rotatably installed in the middle of the inner wall on one side of the crusher (1), characterized in that: The crusher (1) upper surface opening is fixedly installed with a feeding hopper (4), the feeding hopper (4) inner wall one side top and the other side bottom are both provided with a placing groove (5), the placing groove (5) inner top is rotatably installed with a baffle plate (6) through a support shaft, the feeding hopper (4) outer surface one side top and the other side bottom are both welded with a support frame (8), the support frame (8) upper surface is installed with a hydraulic cylinder (9), the hydraulic cylinder (9) one side output end extends to the feeding hopper (4) inside and is installed with a bearing seat (10), the bearing seat (10) inside is rotatably installed with a support plate (11), the feeding hopper (4) top is also provided with a detection mechanism for detecting different volume stone.

2. A sand preparation feed control device according to claim 1, characterised in that: The detection mechanism includes a feeding frame (12), the feeding frame (12) is fixedly arranged above the feeding hopper (4), one side bottom of the feeding frame (12) is fixedly installed with a fixed frame (15), and the fixed frame (15) upper surface is fixedly connected with a detection camera (16).

3. A sand preparation feed control device according to claim 1, characterised in that: The baffle plate (6) upper surface is provided with a plurality of discharging holes (7) through parallel.

4. A sand preparation feed control device according to claim 1, wherein: The hydraulic cylinder (9) one side output end is movably close to the baffle plate (6) bottom end, and the support plate (11) upper surface is movably abutted on the baffle plate (6) lower bottom surface.

5. A sand preparation feed control device according to claim 2, characterised in that: The feeding frame (12) top is fixedly installed with a discharging hopper (13), and the discharging hopper (13) bottom end is provided with a discharging port (14), and the discharging port (14) is located in the feeding frame (12) inner top.

Images