Raw material sand mill

Abstract

The utility model relates to the technical field of sanding, and particularly discloses a raw material sand mill which comprises a box body and a base arranged at the bottom of the box body, the box body is provided with a first grinding cavity and a second grinding cavity, the first grinding cavity and the second grinding cavity are communicated through a connecting cavity, a first grinding block is rotatably connected in the first grinding cavity, and a second grinding block is rotatably connected in the second grinding cavity. By arranging the first grinding block, the rotating rod, the second grinding block, the second grinding cavity, the moving assembly and the first grinding cavity, the moving assembly can drive the rotating rod to move up and down, and therefore the first grinding block is driven to move upwards; raw materials can conveniently enter the space between the first grinding block and the inner wall of the first grinding cavity, meanwhile, the gap between the first grinding block and the first grinding cavity can be reduced to better grind the raw materials, and the second grinding block is matched with the second grinding cavity to conduct finer grinding on the raw materials.

Description

TECHNICAL FIELD

[0001] The utility model relates to a grinding technical field, and specifically is a raw material sand mill. BACKGROUND

[0002] The raw material for making paint is subjected to sanding treatment, which is not a necessary step in the process of making all paints, but is an important link in some specific types of paint, such as sanding paint. The surface of the sanding paint has certain slip resistance and can reduce the risk of slipping due to smooth surface.

[0003] The existing patent No. CN209663449U discloses a raw material sanding machine for processing butyl ether urea suspension agent, which comprises a transmission belt and a first pulley. First, start the motor switch to make the motor work. The motor drives the second rotating shaft to rotate, then drives the second pulley to rotate, and then drives the first pulley to rotate through the transmission belt, and then drives the impeller to rotate. Then place the butyl ether urea raw material in the feed hopper, then through the feed inlet into the inside of the cylinder, and through the rotation of the impeller, the raw material in the inside of the cylinder collides back and forth, so as to crush the raw material. When the crushed particles fall into the inside of the groove through the filter screen from the discharge pipe, then slide into the inside of the storage tank. In addition, the discharge pipe can be removed from the discharge port, and then different diameter filter screens can be replaced.

[0004] The above device has a large gap between the impeller and the raw material when sanding the raw material, the sanding effect is poor, and the sanding time is long, which reduces the production efficiency. In view of the above problems, a raw material sand mill is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a raw material sand mill to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A raw material sand mill comprises a box body and a base installed at the bottom of the box body. The box body is provided with a first grinding cavity and a second grinding cavity. The first grinding cavity and the second grinding cavity are connected through a connecting cavity. A first grinding block is rotatably connected in the first grinding cavity. The first grinding block is fixedly connected to a rotating rod. A second grinding block is rotatably connected in the second grinding cavity. The rotating rod is connected to the second grinding block through a sliding assembly. A moving assembly for driving the rotating rod to slide is arranged on the base.

[0008] A sleeve is rotatably connected to the top of the box body. The rotating rod extends to the top of the box body and is connected to the sleeve through a positioning assembly. A rotating assembly for driving the sleeve to rotate is arranged at the top of the box body.

[0009] In an optional scheme, the sliding assembly comprises a sliding block fixedly connected to the rotating rod, and a sliding groove is arranged in the second grinding block to cooperate with the sliding block.

[0010] In an optional scheme, the moving assembly comprises a limiting plate and an electric telescopic rod, the limiting plate is rotationally connected to one end of the rotating rod extending out of the bottom of the box body, the electric telescopic rod is fixedly connected to the bottom of the limiting plate, one end of the electric telescopic rod away from the limiting plate is mounted on a supporting plate, and the supporting plate is fixedly connected between the two groups of bases.

[0011] In an optional scheme, the positioning assembly comprises a clamping block and a clamping groove, the rotating rod is fixedly connected to the surface of the top of the rotating rod, and the clamping groove is arranged in the top of the sleeve.

[0012] In an optional scheme, the rotating assembly comprises a driven gear and a driving gear, the driven gear is fixedly connected to the sleeve, the driving gear is engaged with the driven gear, the top of the box body is rotationally connected with a fixed rod, the fixed rod is fixedly connected with the driving gear, and a motor for driving the fixed rod to rotate is mounted on the supporting frame of the top of the box body.

[0013] In an optional scheme, the second grinding block is fixedly connected with a scraper, and the scraper is sleeved on the rotating rod.

[0014] In an optional scheme, the inner wall of the box body is fixedly connected with a baffle at the top.

[0015] In an optional scheme, the top of the box body is provided with a feeding port, and the bottom of the box body is provided with a discharging port.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] The first grinding block, the rotating rod, the second grinding block, the second grinding cavity, the moving assembly and the first grinding cavity are arranged, the moving assembly can drive the rotating rod to move up and down, so that the first grinding block is driven to move upwards, raw materials are conveniently fed into the space between the first grinding block and the inner wall of the first grinding cavity, the gap between the first grinding block and the first grinding cavity is reduced, and the raw materials are better ground, and the second grinding block and the second grinding cavity cooperate to finely grind the raw materials.

[0018] The positioning assembly and the rotating assembly are arranged, the positioning assembly can conveniently drive the rotating rod to extend and retract, the rotating assembly can drive the sleeve to drive the rotating rod to rotate, so that the first grinding block and the second grinding block grind the raw materials.

[0019] The utility model discloses a scraper is provided with, second grinding block drives scraper to rotate, can push the well -grounded raw materials into the discharge gate, and the raw materials are conveniently discharged. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structure schematic drawing of the utility model.

[0021] Figure 2 It is the structure schematic drawing of the utility model in baffle place.

[0022] Figure 3 It is the structure schematic drawing of the utility model in first grinding block place.

[0023] Figure 4 It is the structure schematic drawing of the utility model in the card slot place.

[0024] In the drawing: 11, box body;12, base;13, support plate;14, electric telescopic rod;15, fixed link;16, motor;17, driving gear;18, sleeve;19, card slot;20, driven gear;21, clamping block;22, rotating rod;23, first grinding block;24, baffle;25, second grinding block;26, scraper;27, limiting plate;28, second grinding cavity;29, connecting cavity;30, first grinding cavity;31, sliding block. DETAILED DESCRIPTION

[0025] In the utility model, unless another explicit provision and limitation, the terms "installation", "link", "connection", "fix" and so on should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the intercommunication of two elements or the interaction of two elements, unless another explicit limitation.For ordinary skilled in the art, the above-mentioned terms can be understood according to the specific meaning of the utility model in specific circumstances.

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art without making creative labor belong to the range of protection of the utility model.

[0027] Please refer to Figures 1-4In this embodiment, a raw material sand mill includes a housing 11 and a base 12 installed at the bottom of the housing 11. The housing 11 is provided with a first grinding chamber 30 and a second grinding chamber 28. The first grinding chamber 30 and the second grinding chamber 28 are connected by a connecting chamber 29. A first grinding block 23 is rotatably connected in the first grinding chamber 30. The first grinding block 23 is fixedly connected to a rotating rod 22. A second grinding block 25 is rotatably connected in the second grinding chamber 28. The rotating rod 22 is connected to the second grinding block 25 through a sliding assembly. A moving assembly for driving the rotating rod 22 to slide is provided on the base 12.

[0028] The top of the box body 11 is rotatably connected to the sleeve 18, and the rotating rod 22 extends to the top of the box body 11 and is connected to the sleeve 18 through a positioning assembly. A rotating assembly for driving the sleeve 18 to rotate is provided on the top of the box body 11, and the moving assembly pushes the limit plate 27 to drive the rotating rod 22 to move upward, and the rotating rod 22 drives the first grinding block 23 to move upward, and the positioning assembly positions the rotating rod 22. The rotating assembly drives the sleeve 18 to rotate, and the sleeve 18 drives the rotating rod 22 to rotate. The rotating rod 22 drives the first grinding block 23 to rotate to grind the raw material. The ground raw material enters the second grinding chamber 28 through the connecting cavity 29, and the rotating rod 22 drives the second grinding block 25 through the sliding assembly to grind the raw material for the second time.

[0029] The sliding assembly includes a slider 31, which is fixedly connected to the rotating rod 22. A sliding groove is provided in the second grinding block 25 for cooperating with the sliding of the slider 31. The rotating rod 22 drives the slider 31 to move upward in the sliding groove, which can facilitate the rotating rod 22 to move up and down, and at the same time drive the second grinding block 25 to rotate.

[0030] The moving assembly includes a limit plate 27 and an electric telescopic rod 14. The limit plate 27 is rotatably connected to one end of the rotating rod 22 extending out of the bottom of the box body 11. The electric telescopic rod 14 is fixedly connected to the bottom of the limit plate 27. The end of the electric telescopic rod 14 away from the limit plate 27 is installed on the support plate 13. The support plate 13 is fixedly connected between the two groups of bases 12. The electric telescopic rod 14 starts to work, extends upward, pushes the limit plate 27 to drive the rotating rod 22 to move upward, and can push the rotating rod 22 to move up and down.

[0031] The positioning assembly includes a block 21 and a slot 19. The rotating rod 22 is fixedly connected to the surface of the top of the rotating rod 22. The slot 19 is opened at the top of the sleeve 18. The block 21 is slidably connected in the slot 19. The rotating rod 22 drives the block 21 to slide upward in the slot 19, which can facilitate the rotating rod 22 to move up and down while driving the rotating rod 22 to rotate.

[0032] The rotating assembly comprises a driven gear 20 fixedly connected to the sleeve 18 and a driving gear 17 engaged with the driven gear 20, the fixed rod 15 is rotatably connected to the top of the box 11 and fixedly connected with the driving gear 17, the motor 16 for driving the fixed rod 15 to rotate is installed on the support frame at the top of the box 11, the motor 16 starts to work to drive the fixed rod 15 to rotate, the fixed rod 15 drives the driving gear 17 to rotate, the driven gear 20 drives the sleeve 18 to rotate through the engagement with the driving gear 17, thereby driving the rotating rod 22 to rotate.

[0033] The scraper 26 is fixedly connected to the bottom of the second grinding block 25 and sleeved on the rotating rod 22, the second grinding block 25 drives the scraper 26 to rotate to push the ground raw materials out of the discharge port, thereby facilitating the discharge of the raw materials.

[0034] The baffle 24 is fixedly connected to the top of the inner wall of the box 11, and the baffle 24 can reduce the raw materials entering the top of the first grinding block 23 to affect the up-down movement of the first grinding block 23.

[0035] The box 11 is provided with the feeding port at the top and the discharge port at the bottom, and the feeding and discharging of the raw materials can be facilitated through the feeding port and the discharge port.

[0036] The working principle of the utility model is as follows: when in use, the raw materials to be ground are first poured into the box 11 through the feeding port and into the first grinding cavity 30, the electric telescopic rod 14 starts to work to extend upwards to push the limiting plate 27 to drive the rotating rod 22 to move upwards, the rotating rod 22 drives the sliding block 31 to move upwards in the sliding groove, the rotating rod 22 drives the first grinding block 23 to move upwards, the rotating rod 22 drives the clamping block 21 to slide upwards in the clamping groove 19, the motor 16 starts to work to drive the fixed rod 15 to rotate, the fixed rod 15 drives the driving gear 17 to rotate, the driven gear 20 drives the sleeve 18 to rotate through the engagement with the driving gear 17, the sleeve 18 drives the rotating rod 22 to rotate, the rotating rod 22 drives the first grinding block 23 to rotate to grind the raw materials, the electric telescopic rod 14 is retracted to drive the rotating rod 22 to move downwards, the rotating rod 22 drives the first grinding block 23 to move downwards to reduce the gap between the first grinding block 23 and the first grinding cavity 30, so that the first grinding block 23 is more fully contacted, the ground raw materials enter the second grinding cavity 28 through the connecting cavity 29, the second grinding block 25 grinds the raw materials again, the rotating rod 22 drives the scraper 26 to rotate to scrape off the ground raw materials, and the ground raw materials are discharged through the discharge port.

[0037] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in other forms, and any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields with equivalent changes, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical scheme of the present application still falls within the protection scope of the present application.

Claims

1. A raw material sand mill, comprising a housing (11) and a base (12) mounted at the bottom of the housing (11), characterized in that: The housing (11) is provided with a first grinding chamber (30) and a second grinding chamber (28), the first grinding chamber (30) and the second grinding chamber (28) are connected via a connecting chamber (29), a first grinding block (23) is rotatably connected in the first grinding chamber (30), the first grinding block (23) is fixedly connected to a rotating rod (22), a second grinding block (25) is rotatably connected in the second grinding chamber (28), the rotating rod (22) is connected to the second grinding block (25) via a sliding assembly, and a moving assembly for driving the rotating rod (22) to slide is provided on the base (12); The top of the box (11) is rotatably connected to a sleeve (18), the rotating rod (22) extends to the top of the box (11) and is connected to the sleeve (18) through a positioning assembly, and a rotating assembly for driving the sleeve (18) to rotate is provided on the top of the box (11).

2. A raw material sand mill according to claim 1, characterized in that: The sliding assembly comprises a sliding block (31), the sliding block (31) is fixedly connected to the rotating rod (22), and a sliding groove for cooperating with the sliding block (31) is provided in the second grinding block (25).

3. A raw material sand mill according to claim 1, characterized in that: The moving assembly comprises a limit plate (27) and an electric telescopic rod (14), wherein the limit plate (27) is rotatably connected to one end of the rotating rod (22) extending out of the bottom of the box (11), and the electric telescopic rod (14) is fixedly connected to the bottom of the limit plate (27). The end of the electric telescopic rod (14) away from the limit plate (27) is mounted on a support plate (13), and the support plate (13) is fixedly connected between the two groups of bases (12).

4. A raw material sand mill according to claim 1, characterized in that: The positioning assembly comprises a clamping block (21) and a clamping slot (19); the rotating rod (22) is fixedly connected to the surface of the top of the rotating rod (22); the clamping slot (19) is opened at the top of the sleeve (18); and the clamping block (21) is slidably connected in the clamping slot (19).

5. A raw material sand mill according to claim 1, characterized in that: The rotating assembly comprises a driven gear (20) and a driving gear (17), wherein the driven gear (20) is fixedly connected to the sleeve (18), and the driving gear (17) is meshed with the driven gear (20). A fixed rod (15) is rotatably connected to the top of the box (11), and the fixed rod (15) is fixedly connected to the driving gear (17). A motor (16) for driving the fixed rod (15) to rotate is installed on the support frame at the top of the box (11).

6. A raw material sand mill according to claim 1, characterized in that: A scraper (26) is fixedly connected to the bottom of the second grinding block (25), and the scraper (26) is sleeved on the rotating rod (22).

7. A raw material sand mill according to claim 1, characterized in that: A baffle (24) is fixedly connected to the top of the inner wall of the box body (11).

8. A raw material sand mill according to claim 1, characterized in that: The top of the box body (11) is provided with a feed port, and the bottom of the box body (11) is provided with a discharge port.

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