JPH04102650U - Grinding equipment for tea leaves, etc. - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a crushing processing device that can be used for high-volume production and is used for crushing finely powdered tea, etc. for tea packs from normal-form tea leaves. [Structure] A screen section 1 that has a hollow mesh cylindrical body with a mesh removably attached to its outer periphery and is installed horizontally so that it can rotate independently, and a belt-shaped cut that rotates along the inner periphery of the screen section 1. The main part is composed of a cutting blade part 2 having a blade 14 and a work supply part 3 connected to an opening window 20 of a fixed bottom 18 of the screen part 1. It is characterized by a structure in which the material is cut and crushed by being pressed against the screen portion 1, and the crushed material is discharged to the outside through the screen portion 1 and collected by centrifugal force.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention is a powder used to grind tea leaves, medicinal herbs, etc. into the required size. This relates to crushing equipment.

0002

[Conventional technology]

Processing of fine powdered tea leaves for tea packs, which are widely used in general, and powdered For the rough processing of matcha, a mesh of the required mesh size is moved back and forth, and the Place the tea leaves to be processed, and while pressing the tea leaves with a long presser rod, press the upper edge of the net with the presser. The tea leaves are shredded by the lower edge of the stick, and the shredded leaves are dropped under the net and collected. A method is being adopted.

0003 According to the above-mentioned conventional processing methods, in order to make a powder object of the final size, it is necessary to Because it is necessary to change the mesh many times and gradually reduce the size, There are many steps required to process the powder into powder, and replacing the mesh is time-consuming, resulting in inefficiency. However, there is a problem that it is not suitable for mass production.

0004

[Problem that the idea aims to solve]

The present invention solves the difficulties of the above conventional methods and provides a crushing device that can be mass-produced. It provides:

[0005]

[Means to solve the problem]

The crushing processing device of this invention, which solves the above technical problems, is It has a removably meshed cylindrical periphery and rotates independently around the cylindrical axis. A hollow cylindrical screen section that is rotatably supported horizontally and has a fixed bottom at one end. and strip-shaped cutting blades are arranged along the cylindrical inner periphery of the screen portion, and A cutting blade part supported to be rotatable concentrically with the lean part and connected to the opening window of the fixed bottom. It consists of a work supply section with a pulverized workpiece supply section, and a material to be crushed is scattered at key points outside the screen section. It has a structure with a scatter prevention cover.

[0006]

[Effect]

The pulverization processing device with the above configuration consists of a mesh outer periphery with a removably attached mesh of the required mesh. The screen part of the cylinder rotates independently and rotates along the inner circumference of the screen part. The rotatably arranged cutting blades rotate concentrically with the screen portion, so that the The material to be crushed, which is supplied from the workpiece supply section to the inside of the screen section, is rotated. It is pressed against the inner circumference of the screen part by the centrifugal force of the screen part and rotates concentrically. The cutter may be cut directly by the cutting blade, or may be cut by being caught between the inner periphery of the screen and the cutting blade. It is cut and crushed very quickly and efficiently. Then, the crushed material is scraped Due to the centrifugal force caused by the rotation of the ring part, it is immediately released to the outside through the mesh, and the required size is immediately released. The crushed material can be collected. Therefore, the mesh of the screen portion can be appropriately sized. By pre-selecting the desired tea leaves, a single crushing process can produce the required amount from regular tea leaves, etc. can be processed in one pass.

[0007]

【Example】

Hereinafter, a detailed explanation will be given based on examples. 1 to 4 showing an embodiment of the present invention Referring to the above, the crushing processing device of the present invention has a cylindrical outer periphery of a mesh body, and one end has a fixed bottom 1. The screen part 1 of the hollow cylindrical body forming the 8 is centered at the axis of the own cylinder. It is independently rotatably supported around the shaft 13, and the inside of the screen part 1 is A cutting device that has belt-shaped cutting blades 14 arranged along the circumference and rotates integrally with the central shaft 13. It has a blade part 2 and a work supply part 3 connected to the opening window 20 of the fixed bottom 18. The tea leaves etc. of the workpiece supplied from the feeding section 3 to the inside of the screen section 1 are delivered to the cutting blade 14. Therefore, it is cut and crushed, and the centrifugal force is released to the outside through the outer periphery of the screen part 1 with the required mesh. There is a structure for storing and collecting crushed tea leaves etc. in a work basket 4 provided below. It is constructed.

[0008] Specifically, the screen portion 1 has end rings 5A5B at both left and right ends as shown in FIG. A cylindrical bone body 7 connected by ribs 6 forms a skeleton, and a mesh body 8 is attached and detached around its circumference. It is a hollow cylindrical body with a mesh circumference that can be attached freely. Then, the net body 8 is opened. It forms an open cylindrical net that can be wrapped around the cylindrical bone body 7, and a stopper is provided at the edge of the opening. The opening is closed by the tool 9, and it is detachably attached to the outer periphery of the cylindrical bone body 7. . In addition, the mesh body 8 is prepared in advance with various mesh sizes. is used selectively.

[0009] That is, this screen part 1 has one end, the end ring 5B side, with the end ring 5B. It has an integrated closed bottom 10, and the end ring 5A side of the other end is connected to the frame 1. A fixed bottom 18 fixed to 9 is inserted, forming a hollow cylindrical body with partition bottoms at both ends. are doing. Then, a shaft hole 11 is provided in the center of the closed bottom 10, and the central shaft 13 shown in FIG. 1 is inserted therein. It is supported and held so as to be rotatable relative to the central shaft 13. And the end ring 5 B has an integral belt pulley 12 and is belted, and is driven by an independent drive unit 23. It has an automatic rotation mechanism that rotates, and the end ring 5A at the other end is connected to the processing device. The outer periphery is supported by support rollers 24 provided on the frame 19, and the screen The horn portion 1 rotates in the direction of arrow B in the figure, which is opposite to the rotational direction of the cutting blade portion 2, which will be described later. .

0010 On the other hand, the cutting blade part 2 is a belt-shaped cutting blade 1 having a cutting edge 15 at the front, as shown in FIGS. 2 and 3. 4 is attached to the tip of an arm 16 extending radially from the central axis 13, and the cutting blade 1 4 are arranged along the inside of the screen portion 1 and interlock with the central axis 13. It can rotate in the direction of arrow A shown in the figure with the cutting edge 15 as the advancing direction. Note that this example The cutting blade part 2 has four cutting blades 14 arranged at four division positions on the inner circumference of the screen part 1. The individual cutting blades 14 are attached to the central shaft 13 with the intention of improving cutting performance. In a diagonal arrangement having a slight inclination angle θ with respect to the axis 17 (the axis of the screen part 1) It has become.

[0011] Then, the input hopper 21, the opening window 20, and the input hopper are connected to the opening window 20 of the fixed bottom 18. A screw conveyor 22 connecting the pars 21 is provided, and this input hopper 21 and A screw conveyor 22 constitutes a work supply section 3 into which objects to be crushed are placed. There is. Then, on the outside except for the lower part of the screen part 1, the air is discharged from the screen part 1. A scattering prevention cover 26 is provided to prevent the workpieces from scattering.

0012 When the material to be crushed, such as tea leaves, is put into the input hopper 21, the tea leaves, etc. The water is thrown from the opening window 20 into the hollow part of the screen part 1 via the crew conveyor 22. The pulverized material is shredded by the cutting blade 14 that independently rotates in the opposite direction, and the pulverized material is Released to the outside through the mesh of the screen part 1 due to rotational centrifugal force of the screen part 1 The structure is such that the workpieces are collected in a work basket 4. In addition, in this example The rotation speed of the screen portion 1 is approximately 60 rotations per minute, and the rotation speed of the cutting blade portion 2 is approximately 1.0 rotations per minute. 00 rotations. In this embodiment, the cutting blade 14 is provided with the above-mentioned inclination angle θ. Because of this, the tea leaves etc. inside the screen part 1 are pushed towards the end ring 5B side due to the influence. Since there is a tendency for the tea leaves, etc. A repelling blade 25 is provided. The processing device of the above embodiment has the above-mentioned effect. .

[0013] The grinding processing device of the present invention is capable of coarsely grinding powdered tea and matcha for tea packs. In addition to pulverizing medicinal herbs such as ``Dokudami'' and ``Itadori'', Also widely used. Note that the cutting blade 14 and the screen in the above embodiment of the present invention are The relative rotation of the horn section 1 in the opposite direction and the inclined arrangement of the cutting blade 14 further enhance the crushing effect. This is one embodiment for improving the performance.

[0014]

[Effect of the idea]

As explained above, the apparatus for crushing tea leaves, etc. of the present invention can crush tea leaves, etc. It can be made into a powder of the required size by one-time feeding process, so It is extremely efficient and requires no effort, and is simple in structure, inexpensive, and easy to erase. A large amount of material that greatly improves mass production processability such as rough processing of tea and processing of powdered tea for tea packs. There is an effect.

[Brief explanation of drawings]

[Fig. 1] Front view of a crushing device according to an embodiment of the present invention

[Fig. 2] AA end view of Fig. 1

[Figure 3] Perspective view of the cutting blade of the embodiment in Figure 1

[Fig. 4] A perspective view of the screen section of the embodiment in Fig. 1.

[Explanation of symbols] 1 Screen part 2 Cutting blade part 3 Work supply section 4 Work basket 5A5B End ring 7 Cylindrical bone body 8 Net body 10 Closed bottom 12 Belt wheel 13 Central axis 14 Cutting blade 18 Fixed bottom 20 Opening window 21 Input hopper 22 Screw conveyor 24 Support roller 26 Shatterproof cover

Claims (1)

[Scope of utility model registration request] [Claim 1] It has a mesh cylindrical periphery on the outer periphery of which a net of a desired mesh is removably attached, and is horizontally supported so as to be freely rotatable around the cylindrical axis, and one end is a fixed bottom. A screen portion of a hollow cylindrical body, a cutting blade portion in which band-shaped cutting blades are arranged along the inner periphery of the cylinder of the screen portion and supported so as to be rotatable concentrically with the screen portion, and an opening window of the fixed bottom. 1. An apparatus for grinding tea leaves, etc., comprising a work supply section connected to the screen section, and further comprising a cover for preventing scattering of objects to be crushed at key points outside the screen section.