Crushing assembly of mechanical mill

Abstract

The utility model discloses a mechanical mill pulverization assembly, which comprises a pulverization gear ring assembly and a hammerhead assembly which are matched for use, the pulverization gear ring assembly comprises a ring body, a plurality of slots are arranged on the inner wall of the ring body at equal intervals, and pulverization tooth sheets are arranged in the slots. Cover plates used for fixing the smashing tooth pieces are arranged on the upper surface and the lower surface of the ring body. The hammer head assembly comprises a hammer head body and a smashing head detachably connected to the hammer head body. The tooth pieces of the crushing tooth ring assembly are detachably connected to the ring body, the crushing head is detachably arranged on the hammer head body, when the tooth pieces or the crushing head is damaged, local replacement can be rapidly carried out as soon as possible, and cost reduction is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a mechanical mill crushing assembly belongs to mechanical mill automatic crushing device technical field. BACKGROUND

[0002] Mechanical mill is a kind of common industrial crushing equipment, can crush solid raw material of millimeter level size into micron level, and its crushing process mainly relies on the strong impact of the crushing hammer head on the high-speed rotating crushing disc, and the collision occurs under the action of centrifugal force in cooperation with the crushing gear ring, to complete the crushing of material.

[0003] The tooth blade on the crushing gear ring of the existing mechanical mill crushing assembly is usually arranged on the ring body by fixed structure, and the crushing head is also arranged on the hammer head body by fixed structure. The wear rate of tooth blade and crushing head is very high during the crushing process, and once the tooth blade is damaged, the entire crushing gear ring needs to be replaced. Similarly, when the crushing head is damaged, the entire hammer assembly needs to be replaced as a whole, which is not conducive to cost control. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide a mechanical mill crushing assembly, the tooth blade of the crushing gear ring assembly is detachably connected to the ring body, and the crushing head is detachably connected to the hammer head body. When the tooth blade or the crushing head is damaged, it can be quickly and locally replaced, which is conducive to cost reduction.

[0005] In order to solve the above technical problems, the technical scheme adopted by the utility model is:

[0006] A mechanical mill crushing assembly, comprising a crushing gear ring assembly and a hammer head assembly used in cooperation, the crushing gear ring assembly comprises a ring body, a plurality of insertion slots are arranged at equal intervals on the inner wall of the ring body, a crushing tooth blade is arranged in the insertion slot, and a cover plate for fixing the crushing tooth blade is arranged on the upper and lower surfaces of the ring body. The hammer head assembly comprises a hammer head body and a crushing head detachably connected to the hammer head body.

[0007] The aforementioned mechanical mill crushing assembly is characterized in that: the upper and lower ends of the crushing tooth blade are both provided with a stepped surface, the cover plate comprises a horizontal plate and a vertical plate connected to the horizontal plate, and the height of the vertical plate protruding from the lower end of the horizontal plate is consistent with the height of the stepped surface.

[0008] The aforementioned mechanical mill crushing assembly is characterized in that: the insertion slot is inclined.

[0009] The aforementioned mechanical mill crushing assembly is characterized in that: the cover plate is composed of a plurality of arc-shaped plates of the same structure.

[0010] The surface of the cover plate is provided with a plurality of fixing holes, and locking members for fixing the cover plate on the ring body are arranged in the fixing holes.

[0011] The surface of the cover plate is provided with a plurality of fixing holes, and locking members for fixing the cover plate on the ring body are arranged in the fixing holes.

[0012] The utility model discloses a mechanical mill crushing assembly has the advantages that:

[0013] 1, the tooth blade of the crushing tooth ring assembly can be detachably connected on the ring body, and the crushing head can be detachably connected on the hammer head main body, when the tooth blade or the crushing head is damaged, the local replacement can be quickly carried out, and the cost is reduced.

[0014] 2, the crushing tooth blade is arranged in an inclined manner, and the crushing efficiency is improved.

[0015] 3, the upper and lower ends of the crushing tooth blade are provided with stepped surfaces, and the vertical plate of the cover plate is used for limiting and fixing, so that the fixing effect of the crushing tooth blade is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a top view of the crushing tooth ring assembly of the mechanical mill crushing assembly of the utility model;

[0017] Figure 2 It is a front view of the crushing tooth ring assembly of the mechanical mill crushing assembly of the utility model, and part of the cover plate and the crushing tooth blade are hidden;

[0018] Figure 3 It is Figure 2 the enlarged schematic view of A in the figure;

[0019] Figure 4 It is a front view of the cover plate of the mechanical mill crushing assembly of the utility model;

[0020] Figure 5 It is a front view of the hammer head assembly of the mechanical mill crushing assembly of the utility model. DETAILED DESCRIPTION

[0021] The utility model will be further described below in combination with the drawings of the specification.

[0022] As Figures 1-5As shown, a mechanical grinding and crushing assembly comprises a crushing gear ring assembly and a hammer head assembly used in cooperation, the crushing gear ring assembly comprises a ring body 10, an inner wall of the ring body 10 is provided with a plurality of insertion slots 11 at equal intervals, the insertion slots 11 are provided with crushing tooth blades 20, and upper and lower surfaces of the ring body 10 are provided with cover plates 30 for fixing the crushing tooth blades 20; the hammer head assembly comprises a hammer head body 40 and a crushing head 41 detachably connected to the hammer head body 40.

[0023] By inserting the crushing tooth blades 20 into the corresponding insertion slots 11 and fixing them by using the cover plates 30, when the crushing tooth blades 20 are damaged, the corresponding crushing tooth blades 20 can be replaced by removing the cover plates 30. In the embodiment, the cover plates 30 are spliced by a plurality of arc-shaped plates with the same structure, and when the crushing tooth blades 20 are needed, the cover plates at the corresponding positions can be removed, without the need to remove all the cover plates, so that the crushing tooth blades 20 are prevented from falling off.

[0024] Similarly, by detachably connecting the crushing head 41 to the hammer head body 40, when the crushing head 41 is damaged, the crushing head 41 can be quickly replaced, thereby reducing the operation cost of the equipment.

[0025] The upper and lower ends of the crushing tooth blades 20 are provided with stepped surfaces, the cover plates 30 comprise horizontal plates 31 and vertical plates 32 connected to the horizontal plates 31, and the lower end of the vertical plate 32 protrudes from the height of the horizontal plate 31 and is consistent with the height of the stepped surface. By providing the upper and lower ends of the crushing tooth blades with stepped surfaces and limiting and fixing the crushing tooth blades by using the vertical plates of the cover plates clamped on the stepped surfaces, the fixing effect of the crushing tooth blades is ensured, and the crushing tooth blades 20 are prevented from falling off or loosening during the crushing process.

[0026] The insertion slots 11 are inclined, so that the crushing tooth blades 20 inserted therein are also inclined, which is beneficial to improving the crushing efficiency.

[0027] In the embodiment, the surface of the cover plate 30 is provided with a plurality of fixing holes 33, the fixing holes 33 are provided with locking members for fixing the cover plate 30 on the ring body 10, the cover plate 30 is convenient to disassemble and assemble, the crushing head 41 is provided with a threaded hole 42, and the threaded hole 42 is provided with a countersunk head bolt assembly for fixing the crushing head 41 on the hammer head body 40, so that the crushing head 41 is convenient to replace.

[0028] In summary, the mechanical grinding and crushing assembly is provided, the tooth blades of the crushing gear ring assembly are detachably connected to the ring body, and the crushing head is detachably connected to the hammer head body, when the tooth blades or the crushing head are damaged, the tooth blades or the crushing head can be quickly and locally replaced, which is beneficial to reducing the cost.

[0029] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A mechanical flour milling assembly comprising a crushing ring assembly and a hammer head assembly used in conjunction, characterized in that: The pulverizing tooth ring assembly comprises a ring body (10), an inner wall of the ring body (10) is provided with a plurality of insertion slots (11) at equal intervals, the insertion slots (11) are provided with pulverizing tooth pieces (20), upper and lower surfaces of the ring body (10) are provided with cover plates (30) for fixing the pulverizing tooth pieces (20); the hammer head assembly comprises a hammer head main body (40) and a pulverizing head (41) detachably connected to the hammer head main body (40).

2. A mechanical milling assembly according to claim 1, wherein: Upper and lower ends of the pulverizing tooth piece (20) are provided with stepped surfaces, the cover plate (30) comprises a horizontal plate (31) and a vertical plate (32) connected to the horizontal plate (31), and a height of the vertical plate (32) protruding from the horizontal plate (31) at a lower end portion is consistent with a height of the stepped surface.

3. A mechanical milling assembly according to claim 1 or 2, wherein: The insertion slot (11) is inclined.

4. A mechanical milling assembly according to claim 2, wherein: The cover plate (30) is spliced by a plurality of arc-shaped plates with the same structure.

5. A mechanical milling assembly according to claim 1 or 4, wherein: A surface of the cover plate (30) is provided with a plurality of fixing holes (33), the fixing holes (33) are provided with locking members for fixing the cover plate (30) on the ring body (10).

6. A mechanical milling assembly according to claim 1, wherein: The pulverizing head (41) is provided with a threaded hole (42), the threaded hole (42) is provided with a countersunk head bolt assembly for fixing the pulverizing head (41) on the hammer head main body (40).

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