Vertical shaft impact leaf breaking wheel structure with auxiliary tool bits

Abstract

The utility model relates to the technical field of mine crushing, in particular to a vertical shaft impact crushing impeller structure with an auxiliary tool bit, which comprises an impeller matrix, a tool bit fixing plate and the auxiliary tool bit, a main tool bit is arranged on the impeller matrix, the tool bit fixing plate is welded on the impeller matrix, the main tool bit is detachably connected with the tool bit fixing plate, and the auxiliary tool bit is detachably connected with the tool bit fixing plate. The auxiliary tool bit is detachably connected with the tool bit fixing plate, the auxiliary tool bit is located at the rear end of the main tool bit in the rotating direction of the impeller main body, and by additionally arranging the auxiliary tool bit located at the rear end of the main tool bit, the situation that the impeller main body is abraded through by materials due to the fact that abrasion of the main tool bit is not found in time in the running process of equipment is prevented. And the main cutter head is abraded by the material. The problems that an existing impeller structure is only provided with a tool bit part without protection measures, an impeller parent body cannot be protected, and meanwhile a traditional tool bit part is fast in abrasion and unreasonable in structure are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mine crushing, in particular to a vertical shaft impact crusher impeller structure with an auxiliary cutter head. Background Art

[0002] Vertical shaft impact crusher is mainly used for crushing various hard and brittle raw materials, such as iron rock, copper rock, gold rock, wood rock, lead-zinc rock, tungsten rock, manganese rock, silicon carbide, steel slag and other special hard, medium hard and abrasive processing raw materials. It is an energy-saving shaping crushing and sand making equipment, which is often used in the sand making process of the production line.

[0003] The impeller is an important part of the vertical shaft impact crusher. Since this part is often in friction with the material, it is also the most seriously worn part. Especially the cutter head, if it encounters a very hard material, the wear speed will be faster. If it is not discovered in time, the whole impeller will be worn. Therefore, how to extend the service life of the cutter head and protect the impeller mother body is particularly important.

[0004] The existing impeller structure has the problem that only the cutter head component has no protection measures and cannot protect the impeller body. At the same time, the traditional cutter head component wears quickly and has an unreasonable structure. Utility Model Content

[0005] In view of the above problems, the utility model provides a vertical shaft impact crusher impeller structure with an auxiliary cutter head.

[0006] The technical solution adopted is a vertical shaft impact crusher impeller structure with an auxiliary cutter head, comprising an impeller matrix, on which a main cutter head is arranged, and further comprising a cutter head fixing plate and an auxiliary cutter head, wherein the cutter head fixing plate is welded to the impeller matrix;

[0007] The main cutting head is detachably connected to the cutting head fixing plate;

[0008] The auxiliary blade head is detachably connected to the blade head fixing plate;

[0009] Along the rotation direction of the impeller body, the auxiliary cutter head is located at the rear end of the main cutter head.

[0010] Optionally, it also includes a main cutting head fixing bolt, which fixes the main cutting head on the cutting head fixing plate.

[0011] Optionally, it also includes an auxiliary cutter head fixing bolt, which fixes the auxiliary cutter head on the cutter head fixing plate.

[0012] Optionally, a slot is provided on the back edge surface of the main cutting head, the cutting head fixing plate is located in the slot, and the auxiliary cutting head is also located in the slot.

[0013] Optionally, the connection between the main cutting head fixing bolt and the cutting head fixing plate is located on a side of the main cutting head away from the cutting edge, and the auxiliary cutting head fixing bolt is located between the main cutting head fixing bolt and the cutting edge of the main cutting head.

[0014] Optionally, the heads of the main cutting head and the auxiliary cutting head are both provided with wear-resistant alloy strips.

[0015] The beneficial effects of the utility model include at least one of the following:

[0016] 1. By setting up an additional auxiliary cutter head at the rear end of the main cutter head, it is prevented that the impeller body is worn through by the material when the main cutter head is not found in time during the operation of the equipment. When the material wears through the main cutter head, if it is not found in time, the auxiliary cutter head will continue to work, buying time for the next team to overhaul.

[0017] 2. The invention solves the problem that the existing impeller structure has only the cutter head component without any protection measures, which cannot protect the impeller body, and the traditional cutter head component wears quickly and has an unreasonable structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a vertical shaft impact crusher impeller structure with an auxiliary cutter head;

[0019] Figure 2 for Figure 1 A schematic diagram of the enlarged structure of the middle A area;

[0020] Figure 3 A schematic diagram of the connection structure of the main cutting head, the auxiliary cutting head and the cutting head fixing plate;

[0021] The accompanying drawings are as follows: 1 is an impeller body, 2 is a main cutting head, 3 is an auxiliary cutting head, 4 is a cutting head fixing plate, 5 is a main cutting head fixing bolt, and 6 is an auxiliary cutting head fixing bolt. DETAILED DESCRIPTION

[0022] The following describes the implementation of the present invention through specific examples. Those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific implementations, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0023] It should be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present invention, and thus the drawings only show components related to the present invention rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0024] like Figures 1 to 3 As shown, a vertical shaft impact crusher impeller structure with an auxiliary cutter head includes an impeller matrix 1, on which a main cutter head 2 is arranged, and further includes a cutter head fixing plate 4 and an auxiliary cutter head 3, wherein the cutter head fixing plate 4 is welded to the impeller matrix 1;

[0025] The main cutting head 2 is detachably connected to the cutting head fixing plate 4;

[0026] The auxiliary blade head 3 is detachably connected to the blade head fixing plate 4;

[0027] Along the rotation direction of the impeller body 1 , the auxiliary cutter head 3 is located at the rear end of the main cutter head 2 .

[0028] The purpose of this design is to prevent the impeller body from being worn through by the material by setting up an additional auxiliary cutter head at the rear end of the main cutter head during operation. When the material wears through the main cutter head, if it is not discovered in time, the auxiliary cutter head will continue to work, buying time for the next team's maintenance. This solves the problem that the existing impeller structure has only the cutter head component without protection measures, which cannot protect the impeller body, and the traditional cutter head component wears quickly and has an unreasonable structure.

[0029] In the present embodiment, a connection structure is provided in which the main cutting head and the auxiliary cutting head are detachably connected to the cutting head fixing plate, which also includes a main cutting head fixing bolt 5, which fixes the main cutting head 2 on the cutting head fixing plate 4, and also includes an auxiliary cutting head fixing bolt 6, which fixes the auxiliary cutting head 3 on the cutting head fixing plate 4.

[0030] The purpose of such a design is to enable the main cutting head and the auxiliary cutting head to be detachably connected to the cutting head fixing plate by means of the main cutting head fixing bolts and the auxiliary cutting head fixing bolts, so that damaged parts can be quickly replaced during maintenance.

[0031] At the same time, in this embodiment, a slot is provided on the back edge of the main cutting head 2, the cutting head fixing plate 4 is located in the slot, and the auxiliary cutting head 3 is also located in the slot. The connection between the main cutting head fixing bolt 5 and the cutting head fixing plate 4 is located on the side of the main cutting head 2 away from the edge, and the auxiliary cutting head fixing bolt 6 is located between the main cutting head fixing bolt 5 and the edge of the main cutting head 2. The heads of the main cutting head 2 and the auxiliary cutting head 3 are both provided with wear-resistant alloy strips.

[0032] In actual use, the service life of the auxiliary cutter head is usually two shifts, so this component reserves time for users to overhaul. Secondly, when designing the main and auxiliary cutter heads, wear-resistant alloy strip structures are added to greatly extend the service life of the cutter heads. According to the survey data of actual production conditions on site, adding an auxiliary cutter head to the rear end of the impeller main cutter head plays a vital role in protecting the impeller mother body, and also reduces unnecessary downtime for users. Maintenance time, improves production efficiency, and thus increases profits for customers.

[0033] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A vertical shaft impact crusher impeller structure with an auxiliary cutter head, comprising an impeller matrix (1), wherein a main cutter head (2) is arranged on the impeller matrix (1), characterized in that: It also includes a cutter head fixing plate (4) and an auxiliary cutter head (3), wherein the cutter head fixing plate (4) is welded to the impeller mother body (1); The main cutting head (2) is detachably connected to the cutting head fixing plate (4); The auxiliary blade head (3) is detachably connected to the blade head fixing plate (4); Along the rotation direction of the impeller mother body (1), the auxiliary cutter head (3) is located at the rear end of the main cutter head (2).

2. The vertical shaft impact crusher impeller structure with auxiliary cutter head according to claim 1 is characterized in that: It also comprises a main cutting head fixing bolt (5), wherein the main cutting head fixing bolt (5) fixes the main cutting head (2) on the cutting head fixing plate (4).

3. The impeller structure of a vertical shaft impact crusher with an auxiliary cutter head according to claim 2 is characterized in that: It also comprises an auxiliary cutter head fixing bolt (6), wherein the auxiliary cutter head fixing bolt (6) fixes the auxiliary cutter head (3) on the cutter head fixing plate (4).

4. The impeller structure of a vertical shaft impact crusher with an auxiliary cutter head according to claim 3 is characterized in that: The back blade surface of the main cutting head (2) is provided with a slot, the cutting head fixing plate (4) is located in the slot, and the auxiliary cutting head (3) is also located in the slot.

5. The vertical shaft impact crusher impeller structure with auxiliary cutter head according to claim 4 is characterized in that: The connection between the main cutting head fixing bolt (5) and the cutting head fixing plate (4) is located on a side of the main cutting head (2) away from the cutting edge, and the auxiliary cutting head fixing bolt (6) is located between the main cutting head fixing bolt (5) and the cutting edge of the main cutting head (2).

6. A vertical shaft impact crusher impeller structure with auxiliary cutter head according to any one of claims 1 to 5, characterized in that: The heads of the main cutting head (2) and the auxiliary cutting head (3) are both provided with wear-resistant alloy strips.

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