Sand making equipment capable of adjusting crushed particles

Abstract

The utility model discloses sand making equipment with adjustable crushed particles, which relates to the technical field of sand making equipment and comprises a machine body, supporting legs connected to the lower end of the machine body, a feeding hopper connected to the upper end of the machine body, a sand making bin and a screening bin arranged in the machine body, a fixed crushing roller and a movable crushing roller arranged in the sand making bin, the fixed crushing roller is rotationally connected to the inner wall of the sand making bin, the movable crushing roller is rotationally connected to a movable block, the movable block is slidably connected into a sliding groove in the sand making bin, a distance adjusting mechanism is arranged on the movable block, and a screening unit is arranged in the screening bin; the distance between the fixed crushing roller and the movable crushing roller is adjusted through the distance adjusting mechanism, the size of gravel particles after sand crushing is adjusted according to the requirement, the working convenience of the sand making machine is improved, then vibration screening is conducted on the sand particles through the screening unit, the sand particles with the needed size are screened through different screening plates, and the working efficiency is improved. And the screening plate can be conveniently disassembled and replaced through the buckle components, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sand making equipment, in particular to sand making equipment with adjustable crushing particles. Background Art

[0002] With the continuous development of my country's economy and the accelerated pace of urbanization, urban infrastructure and real estate development have experienced rapid growth, driving a rapid increase in concrete production. Sand and gravel are one of the main raw materials for concrete production. Sand and gravel require specific sizes when used in concrete production. Large-sized sand and gravel must be crushed to a specific particle size before use.

[0003] Patent announcement number CN209076817U describes a sand making machine with adjustable sand size, which includes: a main body, a crushing bin and a screening bin. The motor drives the stirring shaft and the rotating crushing rod to rotate at high speed through a coupling, which can crush large volumes of raw materials into small sand particles. The small sand particles enter the screening bin through a vibrating screen. The screening bin can select sand particles of different sizes according to the aperture of the screen. The aperture of the screen can be replaced. The sand particles in the screening bin are transferred out from the discharge port, and the remaining sand particles enter the vibrating screen set on the belt, which can better select the size of the sand particles.

[0004] However, the prior art has the following defects: the device selects sand particles of different sizes by the aperture of the screen, and selects sand particles of different sizes by replacing the screen, but cannot control the size of the crushed sand particles, so that when sand particles of specified specifications are required, the production efficiency is low and a large number of defective products are produced.

[0005] Based on this, a sand making device with adjustable crushing particles is now provided to eliminate the disadvantages of the existing devices. Utility Model Content

[0006] The purpose of the utility model is to provide a sand making device with adjustable crushing particles to solve the problems in the background technology.

[0007] To achieve the above objectives, the present invention provides the following technical solutions:

[0008] A sand making equipment with adjustable crushing particles includes: a machine body, the lower end of the machine body is fixedly connected to a supporting foot, the upper end of the machine body is provided with a feeding funnel, a sand making bin and a screening bin are provided in the machine body, the sand making bin is located at the upper end of the screening bin, a fixed crushing roller and a movable crushing roller are provided in the sand making bin, the fixed crushing roller is rotatably connected to the inner wall of the sand making bin, the movable crushing roller is rotatably connected to a movable block, the movable block is slidably connected to a sliding groove in the sand making bin, a distance adjustment mechanism is provided on the side of the movable block away from the movable crushing roller, and a screening unit is provided in the screening bin.

[0009] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0010] In an optional solution, the distance adjustment mechanism includes two telescopic rods, the output ends of the telescopic rods are fixedly connected to the side of the moving block away from the moving crushing roller, and the fixed ends of the telescopic rods are fixedly connected to the inner wall of the sliding groove.

[0011] In an optional solution: the screening unit includes an inclined screening frame, a groove is provided in the screening frame, a screening plate is slidably connected in the groove of the screening frame, a snap-fit ​​component is provided on the screening frame to fix the screening plate, four fixed blocks are fixed at the lower end of the screening frame, the lower end of the fixed block is fixedly connected to one end of a vibration spring, the other end of the vibration spring is fixedly connected to a fixed seat, the fixed seat is fixedly connected to the inner wall of the screening bin, and the lower end of the screening frame is fixedly connected to a vibration motor.

[0012] In an optional solution: the snap component includes two clamping blocks, and the two clamping blocks are respectively slidably connected to the limiting grooves on the screening frame. A rebound spring is provided in the limiting groove, one end of the rebound spring is connected to the clamping block, and the other end of the rebound spring is fixedly connected to the limiting groove. The two limiting grooves are connected by a through pipe, and a pressing groove is provided in the middle of the through pipe. A pressing block is slidably connected in the pressing groove, and a connecting rope is provided in the through pipe. The connecting rope passes through the pressing block, and the two ends of the connecting rope are respectively connected to the two clamping blocks.

[0013] In an optional solution: the fixed crushing roller is fixedly connected to the output end of motor one on the outside of the machine body, the motor one is fixedly connected to the upper end of the fixed plate, the fixed plate is fixedly connected to the outside of the machine body, the movable crushing roller is fixedly connected to the output end of motor two on the outside of the machine body, the motor two is fixedly connected to the upper end of the slider, and the slider is slidably connected to the slide groove on the upper end of the fixed plate.

[0014] In an optional solution: a coarse sand outlet is provided at the upper end of the lower side of the screening frame, and a fine sand outlet is provided at the lower side of the screening frame.

[0015] In an optional solution, the four fixed blocks are evenly arranged around the screening frame.

[0016] In an optional solution: a door is hinged on the machine body at the screening plate, and a handle is fixedly connected to the door.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0018] The utility model discloses a distance adjusting mechanism drives the movement of the moving block, adjusts the distance between fixed crushing roller and mobile crushing roller, adjusts the particle size of the gravel obtained after the sand making raw material is crushed according to the demand, improves the convenience of sand making machine work, and then carries out vibrating screening to the sand particles through the screening unit, selects the sand particles of the required size through different screening plates, and the buckling member is convenient for disassembling and replacing the screening plate, and improves the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the structure schematic view of the utility model.

[0020] Figure 2 It is the rear view of the utility model.

[0021] Figure 3 It is the sectional view of the utility model.

[0022] Figure 4 It is the structure schematic view of the screening unit of the utility model.

[0023] Figure 5 It is the structure schematic view of the buckling member of the utility model.

[0024] Figure 6 It is the local enlarged view of the sliding block of the utility model.

[0025] Mark annotation: 100, machine body, 101, sand making bin, 102, screening bin, 201, fixed crushing roller, 202, mobile crushing roller, 203, moving block, 204, sliding groove, 300, telescopic rod, 401, screening frame, 402, screening plate, 403, fixed block, 404, vibration spring, 405, fixed seat, 406, vibration motor, 501, clamping block, 502, limiting groove, 503, rebound spring, 504, through pipe, 505, pressing groove, 506, pressing block, 507, connecting rope, 601, motor one, 602, fixed plate, 603, motor two, 604, sliding block, 701, coarse sand outlet, 702, fine sand outlet, 801, support leg, 802, feed hopper, 901, box door, 902, handle. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is in combination with the drawings and example, and the utility model is further described in detail.

[0027] In one embodiment, as Figures 1-6As shown, a kind of broken particle adjustable sand making equipment, including: body 100, the lower end of the body 100 is fixedly connected support foot 801, the upper end of the body 100 is equipped with feed hopper 802, the body 100 is equipped with sand making bin 101 and screening bin 102, the sand making bin 101 is located in the upper end of screening bin 102, the sand making bin 101 is equipped with a fixed crushing roller 201 and a mobile crushing roller 202, the fixed crushing roller 201 is rotatably connected on the inner wall of sand making bin 101, the mobile crushing roller 202 is rotatably connected on moving block 203, the moving block 203 is slidably connected in sliding groove 204 in sand making bin 101, the side of the moving block 203 away from mobile crushing roller 202 is equipped with distance adjustment mechanism, the screening bin 102 is equipped with screening unit, the moving block 203 is slid left and right in sliding groove 204 by distance adjustment mechanism, the moving block 203 drives mobile crushing roller 202 to move, the distance between mobile crushing roller 202 and fixed crushing roller 201 is adjusted, so as to adjust the particle size of sandstone after crushing sand, and then screening unit is used for screening sand particles of required size.

[0028] In the embodiment, as shown in Figure 3 The distance adjustment mechanism includes two telescopic rods 300, the output end of the telescopic rod 300 is fixedly connected to the side of the moving block 203 away from the mobile crushing roller 202, and the fixed end of the telescopic rod 300 is fixedly connected to the inner wall of the sliding groove 204. The telescopic rod 300 drives the moving block 203 to move by extending the output end, and the moving block 203 drives the mobile crushing roller 202 to move, so as to adjust the distance between the mobile crushing roller 202 and the fixed crushing roller 201, thereby adjusting the particle size of the sandstone after crushing sand.

[0029] In one embodiment, as shown in Figure 3 And Figure 4 The screening unit includes an inclined screening frame 401, a groove is arranged in the screening frame 401, a screening plate 402 is slidably connected in the groove of the screening frame 401, buckle members are arranged on the screening frame 401 to fix the screening plate 402, four fixed blocks 403 are fixed to the lower end of the screening frame 401, one end of a vibration spring 404 is fixedly connected to the lower end of the fixed block 403, the other end of the vibration spring 404 is fixedly connected to a fixed seat 405, the fixed seat 405 is fixedly connected to the inner wall of the screening bin 102, a vibration motor 406 is fixedly connected to the lower end of the screening frame 401, the vibration motor 406 is started to make the screening frame 401 vibrate up and down under the cooperation of the vibration spring 404, so as to screen the sand particles, the screening plate 402 is slidably connected in the groove of the screening frame 401 and is fixed by the buckle members, so as to facilitate the installation and removal of the screening plate 402, and the size of the screened sand particles can be adjusted according to requirements.

[0030] In one embodiment, Figure 5 As shown, the snap assembly includes two clamping blocks 501, and the two clamping blocks 501 are respectively slidably connected to the limiting grooves 502 on the screening frame 401. A rebound spring 503 is provided in the limiting groove 502. One end of the rebound spring 503 is connected to the clamping block 501, and the other end of the rebound spring 503 is fixedly connected to the limiting groove 502. The two limiting grooves 502 are connected by a through pipe 504. A pressing groove 505 is provided in the middle of the through pipe 504. A pressing block 506 is slidably connected in the pressing groove 505. A connecting rope 507 is provided in the through pipe 504. The connecting rope 507 passes through the pressing block 506, and the two ends of the connecting rope 507 are respectively connected to the two blocking blocks 501. Press the pressing block 506 downward, and the pressing block 506 drives the connecting rope 507 to move downward. The two ends of the connecting rope 507 pull the blocking block 501 to move upward along the limiting groove 502. The blocking block 501 is retracted into the limiting groove 502 and compresses the rebound spring 503. The screening plate 402 can be taken out of the groove of the screening frame 401 and replaced. Release the pressing block 506. Under the action of the rebound spring 503, the blocking block 501 is reset to fix the screening plate 402.

[0031] In one embodiment, Figure 2 and Figure 6 As shown, the fixed crushing roller 201 is fixedly connected to the output end of motor 1 601 on the outside of the body 100, the motor 1 601 is fixedly connected to the upper end of the fixed plate 602, the fixed plate 602 is fixedly connected to the outside of the body 100, the movable crushing roller 202 is fixedly connected to the output end of motor 2 603 on the outside of the body 100, the motor 2 603 is fixedly connected to the upper end of the slider 604, the slider 604 is slidably connected in the slide groove at the upper end of the fixed plate 602, the motor 1 601 rotates and drives the fixed crushing roller 201 to rotate, the motor 2 603 rotates and drives the movable crushing roller 202 to rotate, when the telescopic rod 300 drives the movable crushing roller 202 to move, the movable crushing roller 202 drives the motor 2 603 to move left and right, thereby driving the slider 604 to move left and right in the slide groove at the upper end of the fixed plate 602.

[0032] In one embodiment, Figure 1 As shown, a coarse sand outlet 701 is provided at the upper end of the lower side of the screening frame 401, and a fine sand outlet 702 is provided at the lower side of the screening frame 401. The coarse sand at the upper end of the screening plate 402 is discharged from the coarse sand outlet 701, and the fine sand at the lower end of the screening plate 402 is discharged from the fine sand outlet 702.

[0033] In one embodiment, Figure 4 As shown, the four fixing blocks 403 are evenly arranged around the screening frame 401, so that the screening plate 402 vibrates smoothly and the screening frame 401 is more stable.

[0034] In one embodiment, Figure 1 As shown, a door 901 is hinged on the body 100 at the screening plate 402 , and a handle 902 is fixedly connected to the door 901 . The door 901 is opened by the handle 902 to facilitate replacement of the screening plate 402 .

[0035] The above embodiment discloses a sand making device with adjustable crushing particles, wherein sand particles to be ground are added to the feed funnel 802, the sand particles enter the sand making bin 101, the telescopic rod 300 extends out of the output end to drive the moving block 203 to move, the moving block 203 drives the moving crushing roller 202 to move, and the distance between the moving crushing roller 202 and the fixed crushing roller 201 is adjusted to adjust the particle size of the sand and gravel after crushing, the ground sand particles enter the screening bin 102, and the vibration motor 406 is started, so that the screening frame 401 vibrates up and down with the cooperation of the vibration spring 404 to screen the sand particles, and the screening plate 402 is slidably connected in the groove of the screening frame 401, and the button is pressed down. The movable block 506 is pressed, and the connecting rope 507 is driven to move downward. The two ends of the connecting rope 507 pull the card block 501 to move upward along the limit groove 502. The card block 501 is retracted into the limit groove 502 and compresses the rebound spring 503. The screening plate 402 can be taken out from the groove of the screening frame 401 for replacement. The pressing block 506 is released. Under the action of the rebound spring 503, the card block 501 is reset to fix the screening plate 402, which is convenient for installation and disassembly of the screening plate 402. The size of the screening sand particles is adjusted according to needs. The coarse sand at the upper end of the screening plate 402 is discharged from the coarse sand outlet 701, and the fine sand at the lower end of the screening plate 402 is discharged from the fine sand outlet 702.

[0036] The above description is merely a specific embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in this application should be included in the scope of protection of the present application. Therefore, the scope of protection of the present application should be based on the scope of protection of the claims.

Claims

1. A sand making device with adjustable crushing particles, comprising a body (100), wherein the lower end of the body (100) is fixedly connected to a support leg (801), and the upper end of the body (100) is provided with a feeding funnel (802), characterized in that: The machine body (100) is provided with a sand making bin (101) and a screening bin (102), wherein the sand making bin (101) is located at the upper end of the screening bin (102), and wherein a fixed crushing roller (201) and a movable crushing roller (202) are provided in the sand making bin (101), wherein the fixed crushing roller (201) is rotatably connected to the inner wall of the sand making bin (101), and the movable crushing roller (202) is rotatably connected to a movable block (203), and the movable block (203) is slidably connected to a sliding groove (204) in the sand making bin (101), and a distance adjustment mechanism is provided on a side of the movable block (203) away from the movable crushing roller (202), and a screening unit is provided in the screening bin (102).

2. The sand making equipment with adjustable crushing particles according to claim 1 is characterized in that: The distance adjustment mechanism comprises two telescopic rods (300), the output ends of the telescopic rods (300) being fixedly connected to a side of the moving block (203) away from the moving crushing roller (202), and the fixed ends of the telescopic rods (300) being fixedly connected to the inner wall of the sliding groove (204).

3. The sand making equipment with adjustable crushing particles according to claim 1, characterized in that: The screening unit comprises a tilted screening frame (401), wherein a groove is provided in the screening frame (401), a screening plate (402) is slidably connected in the groove of the screening frame (401), a snap-fit ​​component is provided on the screening frame (401) to fix the screening plate (402), four fixed blocks (403) are fixed at the lower end of the screening frame (401), the lower end of the fixed block (403) is fixedly connected to one end of a vibration spring (404), the other end of the vibration spring (404) is fixedly connected to a fixed seat (405), the fixed seat (405) is fixedly connected to the inner wall of the screening bin (102), and the lower end of the screening frame (401) is fixedly connected to a vibration motor (406).

4. The sand making equipment with adjustable crushing particles according to claim 3 is characterized in that: The buckle component comprises two clamping blocks (501), the two clamping blocks (501) are respectively slidably connected to the limiting grooves (502) on the screening frame (401), a rebound spring (503) is provided in the limiting groove (502), one end of the rebound spring (503) is connected to the clamping block (501), and the other end of the rebound spring (503) is fixedly connected to the limiting groove (502), the two limiting grooves (502) are connected by a through pipe (504), a pressing groove (505) is provided in the middle of the through pipe (504), a pressing block (506) is slidably connected in the pressing groove (505), a connecting rope (507) is provided in the through pipe (504), the connecting rope (507) passes through the pressing block (506), and the two ends of the connecting rope (507) are respectively connected to the two clamping blocks (501).

5. The sand making equipment with adjustable crushing particles according to claim 1, characterized in that: The fixed crushing roller (201) is fixedly connected to the output end of the motor 1 (601) outside the machine body (100), the motor 1 (601) is fixedly connected to the upper end of the fixed plate (602), the fixed plate (602) is fixedly connected to the outside of the machine body (100), the movable crushing roller (202) is fixedly connected to the output end of the motor 2 (603) outside the machine body (100), the motor 2 (603) is fixedly connected to the upper end of the slider (604), and the slider (604) is slidably connected to the slide groove at the upper end of the fixed plate (602).

6. The sand making equipment with adjustable crushing particles according to claim 3, characterized in that: A coarse sand outlet (701) is provided at the upper end of the lower side of the screening frame (401), and a fine sand outlet (702) is provided at the lower side of the screening frame (401).

7. The sand making equipment with adjustable crushing particles according to claim 3, characterized in that: The four fixing blocks (403) are evenly arranged around the screening frame (401).

8. The sand making equipment with adjustable crushing particles according to claim 3, characterized in that: A door (901) is hingedly connected to the screening plate (402) on the machine body (100), and a handle (902) is fixedly connected to the door (901).

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