Manual grain grinding and crushing machine

Abstract

The utility model provides a manual grain grinding and crushing machine, and belongs to the technical field of machinery. The problem that existing equipment is inconvenient to use is solved. The manual grain grinding pulverizer comprises a bottom plate and an arc-shaped grinding groove horizontally fixed to the bottom plate, a grinding rod is vertically arranged in the grinding groove, a cylinder is vertically arranged on the right side of the grinding groove, and the lower end of the cylinder is fixedly connected with the bottom plate; a driving plate and a supporting plate are sequentially and horizontally arranged above the bottom plate from top to bottom, round holes allowing the cylinder to penetrate through vertically penetrate through the right end of the driving plate and the right end of the supporting plate, connecting plates abut against the front side and the rear side of the supporting plate, vertically-formed sliding grooves horizontally penetrate through the two connecting plates, and the upper ends of the connecting plates are fixedly connected with the left end of the driving plate; guide rods vertically slide in the two sliding grooves, and one end of each guide rod extends out of the corresponding sliding groove and is fixedly connected with a supporting plate; a long rod is horizontally arranged on the front side of the driving plate, the right end of the long rod is fixedly connected with the driving plate, and the front end face of the long rod is located on the left side of the grinding groove. The manual grain grinding and crushing machine is convenient to use.

Description

Technical Field

[0001] The utility model belongs to the technical field of machinery and relates to a grinding and crushing machine, in particular to a manual grain grinding and crushing machine. Background Art

[0002] Grain grinding is a multi-step process that converts grains such as rice, millet, wheat, sorghum, etc. into powder of varying particle sizes and qualities.

[0003] At present, manual grinding and crushing equipment, such as a ceramic manual grinding tool disclosed in the Chinese Patent Library (application number: 202221055763.2), includes a ceramic grinding body and a ceramic grinding rod, wherein the ceramic grinding body is in a circular bowl shape as a whole, and its upper end is closed, the upper end of the ceramic grinding body is connected to an elastic sealing cover, and a first opening for the ceramic grinding rod to pass through is provided in the middle of the elastic sealing cover, and a plurality of protrusions are provided at the bottom of the inner side surface of the ceramic grinding body, and the ceramic grinding rod includes a hand-held part, a connecting part and a grinding part connected in sequence, and the bottom surface of the grinding part is an outward convex curved surface, and a plurality of protrusions are provided on its bottom surface.

[0004] When the above-mentioned grinding device is used, the user holds the upper end of the ceramic grinding rod by hand for rotational grinding, and the rotation radius is not very large, so it is laborious and inconvenient to use. Utility Model Content

[0005] The utility model aims to solve the above problems in the prior art and proposes a manual grain grinding and crushing machine which can be easily used.

[0006] The purpose of the utility model can be achieved through the following technical solutions: a manual grain grinding and crushing machine, comprising a base plate and a grinding groove horizontally fixed on the base plate and in an arc shape, a grinding rod matched therewith being vertically arranged in the grinding groove, characterized in that a cylinder is vertically arranged on the right side of the grinding groove, the central axes of the cylinder and the grinding groove are in a straight line, and the lower end of the cylinder is fixedly connected to the base plate; a driving plate and a supporting plate are horizontally arranged from top to bottom above the base plate, and the right ends of the driving plate and the supporting plate are vertically penetrated with circular holes for the cylinder to pass through, and the hole walls of the circular holes are in contact with the side walls of the cylinder; connecting plates are pressed on both the front and rear sides of the supporting plate, and vertically arranged slide grooves are horizontally penetrated on the two connecting plates, and both ends of the slide grooves are closed; the upper end of the connecting plate is fixedly connected to the left end of the driving plate, and guide rods are vertically slid in the two slide grooves, and one end of the guide rod extends out of the slide groove and is fixedly connected to the support plate; a long rod body is horizontally arranged on the front side of the driving plate, and the length of the long rod body extends left and right, the right end of the long rod body is fixedly connected to the driving plate, and the front end face of the long rod body is on the left side of the grinding groove.

[0007] When in use, the grains are placed in the grinding trough, and the driving plate and the support plate move downward under the action of their own gravity to allow the grinding rod to extend into the grinding trough, and then the long rod body is pushed to drive the driving plate to swing, and the grinding rod is driven to swing and crush the grains with the cooperation of the guide rod and the slide groove to achieve grinding and crushing.

[0008] The front end face of the long rod body is arranged on the left side of the grinding groove, and the long rod body drives the grinding rod to swing in the grinding groove through the driving plate, the supporting plate, the guide rod, the connecting plate and other components, so as to effectively lengthen the force arm, making the whole operation more labor-saving and convenient.

[0009] In the manual grain grinding and crushing machine, a spring is vertically arranged between the support plate and the driving plate, and the spring can make the support plate have a downward movement tendency. Under the action of the spring, the grinding rod generates a downward impact force to enhance the grinding and crushing effect.

[0010] In the above-mentioned manual grain grinding and crushing machine, the spring is sleeved on the cylinder, and the two ends of the spring act on the support plate and the driving plate respectively, which has the advantages of simple structure and stable operation.

[0011] In the above-mentioned manual grain grinding and crushing machine, a limiter is also provided on the cylinder to limit the upward movement distance of the driving plate, thereby preventing the driving plate from falling out and facilitating use.

[0012] In the above-mentioned manual grain grinding and pulverizing machine, the limiting member is a limiting ring which is sleeved and fixed on the cylinder.

[0013] In the above-mentioned manual grain grinding and pulverizing machine, the limiting ring is screwed onto the cylinder, which is convenient for adjusting the position of the limiting ring and facilitating assembly.

[0014] As another solution, in the above-mentioned manual grain grinding and pulverizing machine, the limiting member is a limiting seat integrally formed on the cylinder, and the limiting seat is in a ring shape coaxial with the cylinder.

[0015] In the manual grain grinding and crushing machine, a connecting rod is horizontally arranged between the long rod body and the driving plate, and the two ends of the connecting rod are respectively fixedly connected to the long rod body and the driving plate, and a connecting plate is located between the long rod body and the driving plate. The above design is convenient for design and assembly.

[0016] In the manual grain grinding machine, a socket is horizontally arranged on the driving plate and is arranged opposite to the connecting rod. The shape and size of the socket match the connecting rod, and the connecting rod is fixedly connected to the driving plate by inserting the end of the connecting rod into the socket. The above design has the advantages of simple structure and convenient installation.

[0017] Compared with the prior art, this manual grain grinding and crushing machine has the following advantages:

[0018] 1. Set the front end of the long rod body to the left side of the grinding groove, and the long rod body drives the grinding rod to swing in the grinding groove through the driving plate, support plate, guide rod, connecting plate and other components to effectively lengthen the force arm, making the entire operation more labor-saving and convenient.

[0019] 2. Under the action of the spring, the grinding rod generates downward impact force to enhance the grinding and crushing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional schematic diagram of the connection between the driving plate, the supporting plate and the cylinder.

[0021] Figure 2 It is a cross-sectional schematic diagram of the manual grain grinding and crushing machine.

[0022] In the figure, 1, base plate; 2, grinding groove; 3, grinding rod; 4, cylinder; 5, driving plate; 6, support plate; 7, connecting plate; 7a, slide groove; 8, guide rod; 9, long rod body; 10, spring; 11, limit ring; 12, connecting rod; 13, screw. DETAILED DESCRIPTION

[0023] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments. Embodiment 1

[0024] like Figure 2 As shown, the manual grain grinding and crushing machine includes a bottom plate 1 and a grinding groove 2 which is horizontally fixed on the bottom plate 1 and is in an arc shape. The notch of the grinding groove 2 is arranged upward, and both ends of the grinding groove 2 are closed.

[0025] Specifically,

[0026] like Figure 1 and Figure 2As shown, a grinding rod 3 matching with it is vertically arranged in the grinding groove 2, and a cylinder 4 is vertically arranged on the right side of the grinding groove 2. The central axes of the cylinder 4 and the grinding groove 2 are collinear, and the lower end of the cylinder 4 is fixedly connected to the bottom plate 1. A driving plate 5 and a supporting plate 6 are horizontally arranged from top to bottom on the top of the bottom plate 1. The right ends of the driving plate 5 and the supporting plate 6 are vertically penetrated with a circular hole for the cylinder 4 to pass through. The shape and size of the circular hole are matched with the cylinder 4, and the hole wall of the circular hole is in contact with the side wall of the cylinder 4, so that the driving plate 5 and the supporting plate 6 can slide up and down stably. The front and rear sides of the supporting plate 6 are pressed by connecting plates 7, and the two connecting plates 7 are horizontally penetrated with a vertically arranged slide groove 7a, and the two ends of the slide groove 7a are closed. The upper end of the connecting plate 7 is fixedly connected to the left end of the driving plate 5, and the two slide grooves 7a are vertically slid with guide rods 8, which are horizontally arranged, and the axis of the guide rod 8 extends forward and backward. One end of the guide rod 8 extends out of the slide slot 7a and is fixedly connected to the support plate 6; a long rod body 9 is horizontally arranged on the front side of the driving plate 5, and the length of the long rod body 9 extends left and right, the right end of the long rod body 9 is fixedly connected to the driving plate 5, and the front end surface of the long rod body 9 is on the left side of the grinding groove 2. In the actual product, the length of the connecting plate 7 is set vertically.

[0027] When in use, the grains are placed in the grinding groove 2, and the driving plate 5 and the supporting plate 6 move downward under the action of their own gravity to allow the grinding rod 3 to extend into the grinding groove 2, and then the long rod body 9 is pushed to drive the driving plate 5 to swing, and the grinding rod 3 is driven to swing and crush the grains with the cooperation of the guide rod 8 and the slide groove 7a to achieve grinding and crushing.

[0028] The front end face of the long rod body 9 is arranged on the left side of the grinding groove 2, and the long rod body 9 drives the grinding rod 3 to swing in the grinding groove 2 through the driving plate 5, the supporting plate 6, the guide rod 8, the connecting plate 7 and other components to effectively lengthen the lever arm, making the entire operation more labor-saving and convenient.

[0029] Further explanation, a spring 10 is vertically arranged between the support plate 6 and the drive plate 5, and the spring 10 can make the support plate 6 have a downward movement tendency. Under the action of the spring 10, the grinding rod 3 generates a downward impact force to enhance the grinding and crushing effect. A stopper is also arranged on the cylinder 4 to limit the upward movement distance of the drive plate 5 to prevent the drive plate 5 from falling out, which is convenient for use.

[0030] In this embodiment,

[0031] The spring 10 is installed as follows: the spring 10 is sleeved on the cylinder 4, and the two ends of the spring 10 act on the support plate 6 and the drive plate 5 respectively, which has the advantages of simple structure and stable operation.

[0032] The limiting member is a limiting ring 11 which is sleeved and fixed on the cylinder 4. Specifically, the limiting ring 11 is screwed on the cylinder 4, which is convenient for adjusting the position of the limiting ring 11 and facilitating assembly.

[0033] The driving plate 5 and the long rod body 9 are connected as follows: a connecting rod 12 is horizontally arranged between the long rod body 9 and the driving plate 5, and the two ends of the connecting rod 12 are respectively fixedly connected to the long rod body 9 and the driving plate 5, and one connecting plate 7 is located between the long rod body 9 and the driving plate 5.

[0034] The connecting rod 12 and the long rod body 9 are an integrated structure; a socket is horizontally provided on the driving plate 5 and is arranged opposite to the connecting rod 12. The shape and size of the socket match the connecting rod 12, and the connecting rod 12 is fixedly connected to the driving plate 5 by inserting the end of the socket. The above design has the advantages of simple structure and convenient installation.

[0035] In actual products, the grinding groove 2 and the grinding rod 3 are both made of metal materials to extend the service life of the two. The top surface of the grinding rod 3 is pressed on the support plate 6, and the grinding plate and the support plate 6 are fixedly connected by vertically arranged screws 13. Embodiment 2

[0036] The structure and principle of the second embodiment are basically the same as those of the first embodiment, except that the limiting member is a limiting seat integrally formed on the cylinder 4 , and the limiting seat is in a ring shape coaxial with the cylinder 4 .

[0037] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. A manual grain grinding and crushing machine, comprising a bottom plate (1) and a grinding groove (2) horizontally fixed on the bottom plate (1) and in an arc shape, wherein a grinding rod (3) matching the grinding groove (2) is vertically arranged in the grinding groove (2), characterized in that: A cylinder (4) is vertically arranged on the right side of the grinding groove (2), the central axes of the cylinder (4) and the grinding groove (2) are collinear, and the lower end of the cylinder (4) is fixedly connected to the bottom plate (1); a driving plate (5) and a supporting plate (6) are horizontally arranged in order from top to bottom above the bottom plate (1), and a circular hole for the cylinder (4) to pass through is vertically penetrated at the right ends of the driving plate (5) and the supporting plate (6), and the hole wall of the circular hole is in contact with the side wall of the cylinder (4); the front and rear sides of the supporting plate (6) are pressed against connecting plates (7), and the two connecting plates (7) are connected to each other. A vertically arranged slide groove (7a) is horizontally penetrated on the upper side of the connecting plate (7), and both ends of the slide groove (7a) are closed; the upper end of the connecting plate (7) is fixedly connected to the left end of the driving plate (5), and guide rods (8) are vertically slid in the two slide grooves (7a), and one end of the guide rod (8) extends out of the slide groove (7a) and is fixedly connected to the support plate (6); a long rod body (9) is horizontally arranged on the front side of the driving plate (5), and the length of the long rod body (9) extends to the left and right, and the right end of the long rod body (9) is fixedly connected to the driving plate (5), and the front end surface of the long rod body (9) is located on the left side of the grinding groove (2).

2. The manual grain grinding and pulverizing machine according to claim 1, characterized in that: A spring (10) is vertically arranged between the support plate (6) and the drive plate (5), and the spring (10) can enable the support plate (6) to have a tendency to move downward.

3. The manual grain grinding and pulverizing machine according to claim 2, characterized in that: The spring (10) is sleeved on the cylinder (4), and two ends of the spring (10) act on the support plate (6) and the drive plate (5) respectively.

4. The manual grain grinding and pulverizing machine according to claim 1, 2 or 3, characterized in that: The cylindrical body (4) is also provided with a limiting member for limiting the upward movement distance of the driving plate (5).

5. The manual grain grinding and pulverizing machine according to claim 4, characterized in that: The limiting member is a limiting ring (11) which is sleeved and fixed on the cylinder (4).

6. The manual grain grinding and pulverizing machine according to claim 5, characterized in that: The limiting ring (11) is screwed onto the cylindrical body (4).

7. The manual grain grinding and pulverizing machine according to claim 4, characterized in that: The limiting member is a limiting seat integrally formed on the cylinder (4), and the limiting seat is in the form of a ring coaxial with the cylinder (4).

8. The manual grain grinding and pulverizing machine according to claim 1, characterized in that: A connecting rod (12) is horizontally arranged between the long rod body (9) and the driving plate (5), and two ends of the connecting rod (12) are respectively fixedly connected to the long rod body (9) and the driving plate (5), wherein a connecting plate (7) is located between the long rod body (9) and the driving plate (5).

9. The manual grain grinding and pulverizing machine according to claim 8, characterized in that: The drive plate (5) is horizontally provided with a socket arranged opposite to the connecting rod (12); the shape and size of the socket match those of the connecting rod (12); and the connecting rod (12) is fixedly connected to the drive plate (5) by embedding its end into the socket.

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