CN217663616U

CN217663616U - Crusher rotor and crusher

Info

Publication number: CN217663616U
Application number: CN202221691112.2U
Authority: CN
Inventors: 陈辉; 徐建华; 张春鹏; 于昊天
Original assignee: Hunan Zoomlion Concrete Machinery Station Equipment Co ltd
Current assignee: Hunan Zoomlion Concrete Machinery Station Equipment Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-10-28
Anticipated expiration: 2032-06-30

Abstract

The utility model belongs to the technical field of engineering machine tool and a breaker is provided, the breaker rotor includes rotor body, fixed plate and hammer subassembly, and the fixed plate is fixed to be set up on rotor body's periphery wall, and the hammer subassembly includes that the radial direction along rotor body sets gradually at the fixed plate with one epaxial supplementary tup and main tup, along radial direction, main tup is located the radial outer end of supplementary tup, and the hollow is held at supplementary tup middle part, and the tup thickness of main tup is less than the tup thickness of supplementary tup. The utility model provides a breaker rotor is through setting up the hammer subassembly into the main tup and the supplementary tup that the components of a whole that can function independently set up to through the thickness that reduces main tup and with the middle part fretwork of supplementary tup, thereby can alleviate the weight of the two, thereby when changing main tup or supplementary tup respectively, can show and reduce the dismouting degree of difficulty, reach the purpose that improves change efficiency.

Description

Crusher rotor and crusher

Technical Field

The utility model belongs to the technical field of engineering machine tool, concretely relates to breaker rotor and breaker.

Background

The vertical crusher is common equipment in the crushing industry, is widely applied to the fields of cement, mines, sand making, metallurgy and the like, is mainly used for crushing rocks and making sand, and mainly structurally comprises a feeding hole, a cover, a cylinder body, a rotor, a hammer head, a discharging hole, a transmission device, a motor and the like. The material passes through band conveyer and gets into the breaker feed inlet to fall into high-speed rotatory rotor central zone, the high-speed rotation of rotor drives the tup and strikes the material, carries out the breakage on throwing the material to the reaction plate in the barrel, and the material after the breakage leaves the barrel under the action of gravity and gets into the discharge gate and discharge. Because the tup constantly with the material striking, lead to the tup to wear and tear very easily, and when the tup wearing and tearing of breaker reached the certain degree, need change, present tup generally sets up to solid, and weight is great, consequently when carrying out the dismouting change to the tup, just can accomplish more than two people at least, not only intensity of labour is big, and the time of change cost is long.

SUMMERY OF THE UTILITY MODEL

To foretell defect or not enough, the utility model provides a breaker rotor and breaker aims at solving the comparatively heavy technical problem who leads to the dismouting change difficulty of the tup of current breaker.

In order to realize the above object, the utility model provides a crusher rotor, wherein crusher rotor includes rotor body, fixed plate and hammer subassembly, and the fixed plate is fixed to be set up on rotor body's periphery wall, and the hammer subassembly includes that the radial direction along rotor body sets gradually at the fixed plate with one epaxial supplementary tup and main tup, along radial direction, main tup is located the radial outer end of supplementary tup, and the supplementary tup middle part is hollow, and the tup thickness of main tup is less than the tup thickness of supplementary tup.

The utility model discloses an in the embodiment, the fixed plate is formed with first screw thread mounting hole and second screw thread mounting hole on first installation department and the second installation department respectively including the second installation department that is used for installing the first installation department of supplementary tup and is used for installing main tup, and supplementary tup and main tup are connected with first installation department and second installation department through threaded connection spare respectively.

The utility model discloses an in the embodiment, second screw thread mounting hole is waist type hole, is provided with a plurality of bar groove along the axial direction extension of rotor body on the second installation department, and a plurality of bar groove are at radial direction upper spacing parallel arrangement, are provided with the protruding key of bar on the main hammer head, and the protruding key of bar can be blocked in locating the bar groove alternatively.

The utility model discloses an in the embodiment, in radial direction, the both sides of second screw thread mounting hole are provided with a plurality of bar grooves respectively.

The utility model discloses an in the embodiment, the quantity of first screw thread mounting hole and second screw thread mounting hole is a plurality of, and a plurality of first screw thread mounting holes and second screw thread mounting hole set up on first installation department and second installation department respectively along rotor body's axial direction interval respectively.

The utility model discloses an in the embodiment, supplementary tup includes hammer head portion and connects hammer head portion and hammer body, and the hammer body middle part is formed with the fretwork space.

The utility model discloses an in the embodiment, one side that the hammer body is close to main tup is formed with the spacing groove of dodging, and the one end of main tup can stretch into to the spacing inslot of dodging.

The utility model discloses an in the embodiment, the breaker rotor is still including setting up the reinforcing plate on rotor body's periphery wall, and the fixed plate butt is connected in rotor body's periphery wall and with the reinforcing plate.

The utility model discloses an in the embodiment, the quantity of reinforcing plate, fixed plate and hammer subassembly is a plurality ofly, and a plurality of reinforcing plates set up along the even interval of the circumference direction of rotor body, and a plurality of fixed plates and a plurality of hammer subassemblies set up with a plurality of reinforcing plates one-to-one respectively.

In order to achieve the object defined above, the present invention also provides a crusher, wherein the crusher comprises a crusher rotor according to the above.

Through the technical scheme, the embodiment of the utility model provides a breaker rotor has following beneficial effect:

the fixed plate is installed on rotor body's periphery wall, and the hammer subassembly is installed again on the fixed plate, when rotor body rotates at a high speed, can drive the high-speed rotation of hammer subassembly and come the striking material to realize the material breakage. And when rotor body is rotatory, the frequency that the radial outside region of fixed plate received the material striking is comparatively intensive, therefore the tup of this position is worn and torn easily, needs often to be changed, and the radial inside region material striking of fixed plate is comparatively sparse, therefore the tup wearing and tearing of this department are slower, the utility model provides a breaker rotor is through setting up the hammer subassembly into supplementary tup and main tup, and main tup sets up in the radial outside of fixed plate, and supplementary tup setting is at the radial inboard of fixed plate, sets up main tup into solid and reduce its thickness, and the weight of reducible main tup makes things convenient for the change of main tup, and supplementary tup wearing and tearing are slower, even set up supplementary tup into the middle part fretwork, also can guarantee the intensity of supplementary tup, can alleviate the weight of supplementary tup simultaneously. To sum up, the utility model provides a breaker rotor is through setting up the hammer subassembly into the main tup and the supplementary tup that the components of a whole that can function independently set up to through the thickness that reduces main tup and with the middle part fretwork of supplementary tup, thereby can alleviate the weight of the two, thereby when changing main tup or supplementary tup respectively, can show and reduce the dismouting degree of difficulty, thereby reach the purpose that improves change efficiency.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide an understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention, but do not constitute a limitation of the invention. In the drawings:

fig. 1 is a schematic view of a part of the structure of a crusher rotor according to an embodiment of the invention;

fig. 2 is an exploded schematic view of fig. 1 in an embodiment in accordance with the invention;

fig. 3 is a schematic view of a view angle of a fixing plate according to an embodiment of the present invention;

fig. 4 is a schematic view of the overall structure of a crusher rotor according to an embodiment of the invention.

Description of the reference numerals

1. Rotor body 2 fixing plate

21. First mounting portion 211 first threaded mounting hole

22. Second mounting portion 221 second threaded mounting hole

23. Stripe groove 231 first stripe groove

232. Second strip groove 233 third strip groove

234. Fourth bar groove 3 hammer assembly

31. Auxiliary hammer 311 hammer head

312. Hammer body 313 hollow space

314. Spacing groove 32 main hammer of dodging

321. Bar-shaped convex key 4 reinforcing plate

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.

The crusher rotor of the present invention is described below with reference to the accompanying drawings.

The utility model provides a crusher rotor, as shown in fig. 1 and fig. 2, wherein, crusher rotor includes:

the rotor body (1) is provided with a rotor,

a fixing plate 2 fixedly arranged on the outer peripheral wall of the rotor body 1; and

hammer subassembly 3 includes that radial direction A along rotor body 1 sets gradually auxiliary hammer 31 and main hammer 32 on fixed plate 2 is with one side, and along radial direction A, main hammer 32 is located auxiliary hammer 31's radial outer end, and auxiliary hammer 31 middle part is empty, and main hammer 32's tup thickness is less than auxiliary hammer 31's tup thickness.

Fixed plate 2 is installed on rotor body 1's periphery wall, and hammer subassembly 3 is installed again on fixed plate 2, when rotor body 1 rotates at a high speed, can drive the high-speed rotation of hammer subassembly 3 and come the striking material to realize the material breakage. And when rotor body 1 was rotatory, the frequency that the radial outside region of fixed plate 2 received the material striking was comparatively intensive, therefore the tup of this position is worn and torn easily, needs often to be changed, and the radial inside region material striking of fixed plate 2 is comparatively sparse, therefore the tup wearing and tearing of this department are slower, the utility model provides a crusher rotor is through setting up hammer subassembly 3 into auxiliary hammer head 31 and main tup 32, and main tup 32 sets up the radial outside at fixed plate 2, and auxiliary hammer head 31 sets up the radial inboard at fixed plate 2, sets up main tup 32 to solid and reduce its thickness, reducible main tup 32 weight, makes things convenient for main tup 32's change, and auxiliary hammer head 31 wearing and tearing are slower, even set up auxiliary hammer head 31 into the middle part fretwork, also can guarantee auxiliary hammer head 31's intensity, can alleviate auxiliary hammer head 31's weight simultaneously. To sum up, the utility model provides a breaker rotor is through setting up hammer subassembly 3 into the main tup 32 and the auxiliary hammer 31 that the components of a whole that can function independently set up to through the thickness that reduces main tup 32 and with the middle part fretwork of auxiliary hammer 31, thereby can alleviate the weight of the two, thereby when changing main tup 32 or auxiliary hammer 31 respectively, can show and reduce the dismouting degree of difficulty, reach the purpose that improves change efficiency.

In particular, the radial direction a refers to a direction from the axial center of the rotor body 1 to the fixed plate 2.

As shown in fig. 1, 2 and 3, in the embodiment of the present invention, the fixing plate 2 includes a first mounting portion 21 for mounting the auxiliary hammer head 31 and a second mounting portion 22 for mounting the main hammer head 32, a first threaded mounting hole 211 and a second threaded mounting hole 221 are respectively formed on the first mounting portion 21 and the second mounting portion 22, and the auxiliary hammer head 31 and the main hammer head 32 are respectively connected with the first mounting portion 21 and the second mounting portion 22 through a threaded connection. The second installation part 22 is located the outside of the radial direction A of the first installation part 21, namely the corresponding area of the second installation part 22 is a crushing dense area, the corresponding area of the first installation part 21 is a crushing sparse area, and the auxiliary hammer head 31 and the main hammer head 32 are detachably installed on the first installation part 21 and the second installation part 22 through threaded connection pieces respectively, so that the auxiliary hammer head 31 and the main hammer head 32 are convenient to disassemble.

As shown in fig. 3, in the embodiment of the present invention, the second threaded mounting hole 221 is a waist-shaped hole, the second mounting portion 22 is provided with a plurality of bar-shaped grooves 23 extending along the axial direction B of the rotor body 1, the plurality of bar-shaped grooves 23 are arranged in parallel at intervals in the radial direction a, the main hammer head 32 is provided with the bar-shaped convex key 321, and the bar-shaped convex key 321 can be alternatively clamped in the bar-shaped grooves 23. Since the main hammer head 32 is very easy to wear, the position of the main hammer head 32 can be adjusted by setting the second threaded mounting hole 221 as a kidney-shaped hole and matching the strip-shaped convex key 321 on the main hammer head 32 with different strip-shaped grooves 23, and when the outer side of the radial direction a of the main hammer head 32 is seriously worn, the position of the main hammer head 32 can be adjusted outwards along the radial direction a, so that the main hammer head 32 can be continuously used, the service cycle of the main hammer head 32 is prolonged, and the use cost is reduced.

As shown in fig. 2 and 3, in the embodiment of the present invention, in the radial direction a, two sides of the second threaded mounting hole 221 are respectively provided with a plurality of strip-shaped grooves 23. Specifically, one side of the second threaded mounting hole 221, which is close to the rotor body 1, is provided with a first groove 231 and a second groove 232, one side, which is far away from the rotor body 1, is provided with a third groove 233 and a fourth groove 234, when a brand-new main hammer 32 is first installed on the fixing plate 2, the bar-shaped convex key 321 is clamped in the first groove 231, the main hammer 32 is connected with the fixing plate 2 through a threaded connection piece, when the main hammer 32 is first adjusted after being worn, the threaded connection piece is loosened, the position of the threaded connection piece in the kidney-shaped hole is adjusted, and the bar-shaped convex key 321 is clamped in the second groove 232 and then fixed. When the main hammer head 32 is adjusted for the second time, the main hammer head 32 is rotated by 180 degrees, the strip-shaped convex key 321 of the main hammer head 32 is clamped in the third groove 233, then the main hammer head 32 is fixed through a threaded connection piece, when the main hammer head 32 is abraded for the third time, the position of the main hammer head 32 is continuously adjusted outwards in the posture of the second adjustment, the strip-shaped convex key 321 is matched with the fourth groove 234, after the third adjustment of the main hammer head 32 is completed, the main hammer head 32 reaches the abrasion replacement condition again, the new main hammer head 32 can be directly replaced, and the main hammer head 32 and the auxiliary hammer head are arranged in a split mode, so that the main hammer head 32 only needs to be independently adjusted and replaced, and the replacement and maintenance cost is reduced. It should be noted that, the wear replacement condition of the main hammer 32 is that the main hammer 32 wears to cause the fixed plate 2 to leak, and the main hammer 32 is difficult to continue to protect the fixed plate 2.

As shown in fig. 3, in the embodiment of the present invention, the number of the first threaded mounting holes 211 and the second threaded mounting holes 221 is plural, and the plural first threaded mounting holes 211 and the plural second threaded mounting holes 221 are respectively disposed on the first mounting portion 21 and the second mounting portion 22 at intervals along the axial direction B of the rotor body 1. The auxiliary hammer head 31 and the main hammer head 32 are more firmly mounted by providing the plurality of first and second

screw mounting holes

211 and 221.

As shown in fig. 2, in the embodiment of the present invention, the auxiliary hammer head 31 includes a hammer head portion 311 and a hammer body 312 connecting the hammer head portion 311 and the hammer body 312, and a hollow space 313 is formed in the middle of the hammer body 312. Because when rotor body 1 is rotatory, hammer head portion 311 can be collided with the material, consequently hammer head portion 311 needs set up to solid, and hammer body 312 only is used for supporting hammer head portion 311, and the atress is comparatively single, consequently can be with hollowed out in hammer body 312 middle part to when lightening the weight of supplementary tup 31, guarantee the intensity and the life of supplementary tup 31.

As shown in fig. 1 and fig. 2, in the embodiment of the present invention, a limiting avoiding groove 314 is formed on one side of the hammer body 312 close to the main hammer head 32, and one end of the main hammer head 32 can extend into the limiting avoiding groove 314. When adjusting and changing main tup 32, because the change cycle of supplementary tup 31 is longer, consequently the position of spacing groove 314 of dodging is generally fixed, through setting up spacing groove 314 of dodging, can fix a position fast main tup 32's mounted position to make things convenient for main tup 32 to adjust the installation. The wear replacement condition of the auxiliary hammer 31 is that the hammer portion 311 is worn to expose the bolt hole aligned with the first threaded mounting hole 211.

As shown in fig. 1 and 4, in the embodiment of the present invention, the crusher rotor further includes a reinforcing plate 4 disposed on the outer circumferential wall of the rotor body 1, and the fixing plate 2 abuts against the outer circumferential wall of the rotor body 1 and is connected to the reinforcing plate 4. The reinforcing plate 4 serves to support the fixing plate 2 so that the fixing plate 2 can be prevented from being deformed by a force.

As shown in fig. 4, in the embodiment of the present invention, the number of the reinforcing plates 4, the fixing plates 2, and the hammer assemblies 3 is plural, the plural reinforcing plates 4 are disposed at equal intervals along the circumferential direction of the rotor body 1, and the plural fixing plates 2 and the plural hammer assemblies 3 are disposed in one-to-one correspondence with the plural reinforcing plates 4, respectively. That is, each time the rotor body 1 rotates one circle, the plurality of hammer assemblies 3 on the peripheral wall of the rotor body 1 can impact the material for a plurality of times, so that the material crushing efficiency is increased.

In order to achieve the object defined above, the present invention also provides a crusher, wherein the crusher comprises a crusher rotor according to the above. Since the crusher adopts all the technical solutions of the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A crusher rotor, characterized in that the crusher rotor comprises:

a rotor body (1),

the fixing plate (2) is fixedly arranged on the outer peripheral wall of the rotor body (1); and

hammer subassembly (3), include and follow radial direction (A) of rotor body (1) sets gradually fixed plate (2) are along with one side on auxiliary hammer head (31) and main hammer head (32), follow radial direction (A), main hammer head (32) are located the radial outer end of auxiliary hammer head (31), the middle part of auxiliary hammer head (31) is empty, the tup thickness of main tup (32) is less than the tup thickness of auxiliary hammer head (31).

2. The crusher rotor according to claim 1, characterized in that the fixing plate (2) comprises a first mounting part (21) for mounting the auxiliary ram (31) and a second mounting part (22) for mounting the main ram (32), the first mounting part (21) and the second mounting part (22) are respectively formed with a first threaded mounting hole (211) and a second threaded mounting hole (221), and the auxiliary ram (31) and the main ram (32) are respectively connected with the first mounting part (21) and the second mounting part (22) through threaded connections.

3. The crusher rotor according to claim 2, characterized in that the second threaded mounting hole (221) is a kidney-shaped hole, the second mounting portion (22) is provided with a plurality of bar-shaped grooves (23) extending in the axial direction (B) of the rotor body (1), the bar-shaped grooves (23) are arranged in parallel at intervals in the radial direction (A), the main hammer head (32) is provided with bar-shaped convex keys (321), and the bar-shaped convex keys (321) can be alternatively clamped in the bar-shaped grooves (23).

4. A crusher rotor according to claim 3, characterised in that the second threaded mounting hole (221) is provided with a plurality of said strip-shaped grooves (23) on both sides in the radial direction (A), respectively.

5. The crusher rotor according to claim 2, characterized in that the number of the first and second threaded mounting holes (211, 221) is plural, and the plural first and second threaded mounting holes (211, 221) are provided on the first and second mounting portions (21, 22) at intervals in the axial direction (B) of the rotor body (1), respectively.

6. The crusher rotor according to claim 1, characterized in that the auxiliary hammer head (31) comprises a hammer head part (311) and a hammer body (312) connecting the hammer head part (311) and the hammer body (312), and a hollowed space (313) is formed in the middle of the hammer body (312).

7. The crusher rotor as recited in claim 6, characterized in that a limiting and avoiding groove (314) is formed at one side of the hammer body (312) close to the main hammer head (32), and one end of the main hammer head (32) can extend into the limiting and avoiding groove (314).

8. The crusher rotor according to any of claims 1 to 7, characterized in that the crusher rotor further comprises a reinforcement plate (4) provided on the outer circumferential wall of the rotor body (1), the fixing plate (2) abutting against the outer circumferential wall of the rotor body (1) and being connected with the reinforcement plate (4).

9. The crusher rotor according to claim 8, characterized in that the number of the stiffening plates (4), the fixing plates (2) and the hammer assemblies (3) is plural, a plurality of the stiffening plates (4) are arranged at even intervals in the circumferential direction of the rotor body (1), and a plurality of the fixing plates (2) and a plurality of the hammer assemblies (3) are arranged in one-to-one correspondence with a plurality of the stiffening plates (4), respectively.

10. A crusher, characterized by comprising a crusher rotor according to any of claims 1 to 9.