CN216826554U - Single-tooth cutter of double-shaft crusher - Google Patents
Single-tooth cutter of double-shaft crusher Download PDFInfo
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- CN216826554U CN216826554U CN202220134242.XU CN202220134242U CN216826554U CN 216826554 U CN216826554 U CN 216826554U CN 202220134242 U CN202220134242 U CN 202220134242U CN 216826554 U CN216826554 U CN 216826554U
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Abstract
The utility model discloses a single-tooth cutter of a double-shaft crusher, which belongs to the related technical field of crushers, and the technical proposal is characterized in that the single-tooth cutter comprises a cutter shaft, the outer side wall of the cutter shaft is provided with a single-tooth cutter body, the left side and the right side of the single-tooth cutter body are both provided with a limit sleeve tightly attached with the cutter shaft, the single-tooth cutter body comprises a plurality of large cutter discs and a plurality of small cutter discs which are distributed in a staggered way, the outer side wall of the cutter shaft is fixedly connected with a convex key, key grooves of the inner side walls of the large cutter discs and the small cutter discs are sleeved with the convex keys, so that the small cutter discs, the large cutter discs and the cutter shaft rotate synchronously, the phenomenon of skidding between the small cutter discs and the large cutter discs and the cutter shaft is ensured at the same time, the resistance moment generated by shearing is reduced, the materials are convenient to rotate and crush, the limit sleeve plays a role in limiting function on the small cutter discs and the large cutter discs, the tightness between the adjacent small cutter discs and the large cutter discs is ensured, so that the large cutter discs and the small cutter discs cannot rock left and the right during operation, the first cutter tooth and the second cutter tooth are different by one cutter tooth, so that the single-tooth cutter is not easy to cause the phenomenon of clamping.
Description
Technical Field
The utility model relates to a breaker technical field that is relevant, in particular to biax breaker monodentate sword.
Background
The stone crusher can be classified into a medical stone crusher and a mining stone crusher according to the major categories. The mining stone crusher is suitable for crushing massive mine hard rocks in principle, the typical granite discharge granularity is less than or equal to 40mm and accounts for 90%, the machine can process materials with the side length of less than 100-500 mm, the compression strength can reach 350 MPa, the crushing ratio is high, the crushed materials are cubic particles, and the like. The mining stone crushing machine is a crushing machine with the particle size of more than three millimeters accounting for more than 50 percent of the total discharge amount in the discharged materials.
The single-tooth cutter of the existing double-shaft crusher is fixed, the cutter teeth are on the same horizontal line, when the crusher is used for crushing, when large-size materials are faced, the phenomenon of blocking can be caused due to the fact that the crusher often consumes too much materials, and the cutter teeth are inconvenient to replace after being damaged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to above problem, provide a biax breaker monodentate sword and solve above-mentioned problem.
The utility model is realized in such a way that a single-tooth knife of a double-shaft crusher comprises a knife shaft, wherein the outer side wall of the knife shaft is provided with a single-tooth knife body, and the left side and the right side of the single-tooth knife body are both provided with a limit sleeve tightly attached to the knife shaft;
the single-tooth cutter body comprises a plurality of large cutter heads and a plurality of small cutter heads which are distributed in a staggered mode;
the outer side wall of the cutter shaft is fixedly connected with a convex key, and the inner side walls of the large cutter head and the small cutter heads are provided with key grooves matched with the convex key.
In order to ensure that the small cutter head and the large cutter head do not slip and reduce the resistance moment generated by shearing, the single-tooth cutter of the novel double-shaft crusher is preferably used, and a plurality of positioning blocks which are uniformly distributed are fixedly connected to the left side and the right side of the small cutter heads;
and the left side and the right side of the large cutter heads are provided with positioning holes matched with the positioning blocks.
In order to be difficult for causing the card to die, as this use neotype a biax breaker monodentate sword is preferred, the lateral wall of big blade disc and little blade disc is provided with a plurality of evenly distributed's first sword tooth and a plurality of second sword tooth respectively.
In order to guarantee that the stop collar can not become flexible or drop when the arbor is rotatory, be convenient for simultaneously restrict first sword tooth and second sword tooth, as this uses neotype biax breaker monodentate sword preferred, the inside of stop collar and arbor can be dismantled and be connected with the screw rod, and the both ends of screw rod run through the stop collar and extend to the outside of stop collar, both sides all are provided with screw rod assorted lock nut around the stop collar.
In order to strengthen the tightness between stop collar and the single-tooth cutter body, the big cutter head and the small cutter head are guaranteed not to rock about can not when the operation, and the single-tooth cutter of the novel double-shaft crusher of this use is preferred, be provided with the blotter between stop collar and the single-tooth cutter body.
In order to make first sword tooth and second sword tooth not fragile, should use neotype biax breaker monodentate sword of novel preferred as this, big blade disc and knife disc adopt high wear resistant material.
Compared with the prior art, the beneficial effects of the utility model are that:
this kind of biax breaker monodentate sword, the convex key of the lateral wall fixed connection of arbor, the keyway and the convex key of the inside wall of big blade disc and small cutter dish cup joint, make little blade disc and big blade disc and arbor synchronous revolution, guarantee simultaneously that the phenomenon of skidding can not appear between little blade disc and big blade disc and the arbor, make the resistance moment of shearing production reduce, the rotatory broken processing material of being convenient for, the stop collar plays the limiting displacement to little blade disc and big blade disc, guarantee the compactness between adjacent little blade disc and the big blade disc, make big blade disc and little blade disc can not control when the operation rock, first cutter tooth and second cutter tooth differ a cutter tooth, make the difficult card phenomenon of dying that causes of monodentate sword, conveniently change the blade disc simultaneously.
Drawings
FIG. 1 is an overall structure diagram of a single-tooth knife of a double-shaft crusher of the present invention;
FIG. 2 is a structural diagram of the single-tooth cutter body of the present invention;
FIG. 3 is a structural diagram of the large cutter head of the present invention;
fig. 4 is a structural diagram of the small cutter head of the present invention.
In the figure, 1, a knife shaft; 101. a convex key; 2. a single-tooth cutter body; 201. a large cutter head; 2011. a first cutter tooth; 2012. positioning holes; 202. a small cutter head; 2021. a second cutter tooth; 2022. positioning a block; 203. a keyway; 3. a limiting sleeve; 301. a screw; 302. a lock nut; 303. a cushion pad.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-4, a single-tooth cutter of a double-shaft crusher comprises a cutter shaft 1, wherein a single-tooth cutter body 2 is arranged on the outer side wall of the cutter shaft 1, and limiting sleeves 3 tightly attached to the cutter shaft 1 are arranged on the left side and the right side of the single-tooth cutter body 2;
the single-tooth knife body 2 comprises a plurality of large knife discs 201 and a plurality of small knife discs 202 which are distributed in a staggered mode;
the outer side wall fixedly connected with convex key 101 of arbor 1, the inside wall of a plurality of big blade discs 201 and a plurality of knife discs 202 all seted up with convex key 101 assorted keyway 203.
In this embodiment: the outer side wall of arbor 1 is fixed connection convex key 101, the keyway 203 of the inside wall of big cutter head 201 and little cutter head 202 cup joints with convex key 101, make little cutter head 202 and big cutter head 201 and arbor 1 synchronous revolution, guarantee simultaneously that the phenomenon of skidding can not appear between little cutter head 202 and big cutter head 201 and the arbor 1, make the resistance moment that the shearing produced reduce, the rotatory broken processing material of being convenient for, stop collar 3 plays the limiting displacement to little cutter head 202 and big cutter head 201, guarantee the compactness between adjacent little cutter head 202 and the big cutter head 201, make big cutter head 201 and little cutter head 202 can not control when the operation and rock, first sword tooth 2011 and second sword tooth 2021 differ a sword tooth, make the difficult card dead phenomenon that causes of monodentate sword, make things convenient for the cutter head to change simultaneously.
As a technical optimization scheme of the utility model, a plurality of positioning blocks 2022 which are uniformly distributed are fixedly connected to the left and right sides of a plurality of small knife discs 202;
the left side and the right side of the large cutterheads 201 are provided with positioning holes 2012 matched with the positioning blocks 2022.
In this embodiment: the positioning block 2022 is clamped with the positioning hole 2012, so that the friction force between the small cutter disc 202 and the large cutter disc 201 is reduced, the small cutter disc 202, the large cutter disc 201 and the cutter shaft 1 rotate synchronously, the small cutter disc 202 and the large cutter disc 201 are prevented from slipping, and the resistance moment generated by shearing is reduced.
As a technical optimization scheme of the utility model, the lateral wall of big cutter head 201 and small cutter head 202 is provided with a plurality of evenly distributed's first sword tooth 2011 and a plurality of second sword tooth 2021 respectively.
In this embodiment: the first knife teeth 2011 and the second knife teeth 2021 on the outer side walls of the large knife disc 201 and the small knife disc 202 rotate, so that materials are further conveniently crushed, and the first knife teeth 2011 and the second knife teeth 2021 have one knife tooth difference, so that the clamping is further not easily caused.
As a technical optimization scheme of the utility model, the inside of stop collar 3 and arbor 1 can be dismantled and be connected with screw rod 301, and the both ends of screw rod 301 run through stop collar 3 and extend to the outside of stop collar 3, both sides all are provided with screw rod 301 assorted lock nut 302 around the stop collar 3.
In this embodiment: the screw 301 is fixedly arranged inside the stop collar 3 and the cutter shaft 1 through the lock nut 302, so that the stop collar 3 is prevented from loosening or falling off when the cutter shaft 1 rotates, and the first cutter tooth 2011 and the second cutter tooth 2021 are convenient to limit.
As a technical optimization scheme of the utility model, be provided with blotter 303 between stop collar 3 and the single-tooth sword body 2.
In this embodiment: the cushion pad 303 enhances the tightness between the stop collar 3 and the single-tooth cutter body 2, and ensures that the large cutter head 201 and the small cutter head 202 do not shake left and right during operation.
As a technical optimization scheme of the present invention, the large knife disc 201 and the small knife disc 202 are made of high wear-resistant materials.
In this embodiment: the large cutter head 201 and the small cutter head 202 are made of high-wear-resistant materials, so that the wear rate of the first cutter teeth 2011 and the second cutter teeth 2021 above the large cutter head 201 and the small cutter head 202 is further reduced, the first cutter teeth 2011 and the second cutter teeth 2021 are not easy to damage, meanwhile, the friction force between two adjacent large cutter heads 201 and the small cutter head 202 is reduced, and the tightness between the large cutter head 201 and the small cutter head 202 is improved.
The utility model discloses a theory of operation and use flow: the outer side wall of the cutter shaft 1 is fixedly connected with the convex key 101, the key grooves 203 of the inner side walls of the large cutter disc 201 and the small cutter disc 202 are sleeved with the convex key 101, the small cutter disc 202, the large cutter disc 201 and the cutter shaft 1 rotate synchronously, meanwhile, the phenomenon of slipping between the small cutter disc 202, the large cutter disc 201 and the cutter shaft 1 is guaranteed, the resistance moment generated by shearing is reduced, materials are conveniently and rotatably crushed, the limiting sleeve 3 plays a limiting role in limiting the small cutter disc 202 and the large cutter disc 201, the tightness between the adjacent small cutter disc 202 and the large cutter disc 201 is guaranteed, the large cutter disc 201 and the small cutter disc 202 cannot shake left and right during operation, the first cutter tooth 2011 and the second cutter tooth 2021 differ by one cutter tooth, and the phenomenon of blocking of a single-tooth cutter is not prone to being caused.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a biax breaker monodentate sword, includes arbor (1), its characterized in that: the outer side wall of the cutter shaft (1) is provided with a single-tooth cutter body (2), and the left side and the right side of the single-tooth cutter body (2) are respectively provided with a limiting sleeve (3) tightly attached to the cutter shaft (1);
the single-tooth cutter body (2) comprises a plurality of large cutter discs (201) and a plurality of small cutter discs (202) which are distributed in a staggered mode;
the outer side wall fixedly connected with convex key (101) of arbor (1), it is a plurality of keyway (203) with convex key (101) assorted have all been seted up to the inside wall of big blade disc (201) and a plurality of knife dish (202).
2. The twin-shaft crusher single-tooth knife according to claim 1, characterized in that: the left side and the right side of the small cutterheads (202) are fixedly connected with a plurality of positioning blocks (2022) which are uniformly distributed;
the left side and the right side of the large cutterheads (201) are provided with positioning holes (2012) matched with the positioning blocks (2022).
3. The twin-shaft crusher single-tooth knife according to claim 1, characterized in that: the outer side walls of the large cutter head (201) and the small cutter head (202) are respectively provided with a plurality of uniformly distributed first cutter teeth (2011) and a plurality of second cutter teeth (2021).
4. The twin-shaft crusher single-tooth knife according to claim 1, characterized in that: stop collar (3) and arbor (1) can dismantle the connection through having screw rod (301), and the both ends of screw rod (301) run through stop collar (3) and extend to the outside of stop collar (3), both sides all are provided with screw rod (301) assorted lock nut (302) around stop collar (3).
5. The twin-shaft crusher single-tooth knife according to claim 1, characterized in that: a cushion pad (303) is arranged between the limiting sleeve (3) and the single-tooth cutter body (2).
6. The twin-shaft crusher single-tooth knife according to claim 1, characterized in that: the large cutter head (201) and the small cutter head (202) are made of high-wear-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220134242.XU CN216826554U (en) | 2022-01-19 | 2022-01-19 | Single-tooth cutter of double-shaft crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220134242.XU CN216826554U (en) | 2022-01-19 | 2022-01-19 | Single-tooth cutter of double-shaft crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216826554U true CN216826554U (en) | 2022-06-28 |
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ID=82084558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220134242.XU Active CN216826554U (en) | 2022-01-19 | 2022-01-19 | Single-tooth cutter of double-shaft crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216826554U (en) |
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2022
- 2022-01-19 CN CN202220134242.XU patent/CN216826554U/en active Active
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