CN210599804U - Cone crusher locking bolt - Google Patents
Cone crusher locking bolt Download PDFInfo
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- CN210599804U CN210599804U CN201921209231.8U CN201921209231U CN210599804U CN 210599804 U CN210599804 U CN 210599804U CN 201921209231 U CN201921209231 U CN 201921209231U CN 210599804 U CN210599804 U CN 210599804U
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- locking
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Abstract
The utility model discloses a cone crusher locking bolt, including bolt, spring washer, locking plate, swivel nut and screw rod, the swivel nut is inside hollow annular structure and inside and is equipped with multistage step, and the swivel nut outer wall is equipped with the external screw thread, and the outside threaded connection of swivel nut moves the cone and installs the lock nut who divides the charging tray, the screw rod inlays on the inside step of swivel nut, the bolt runs through behind spring washer and the locking plate threaded connection screw rod. The utility model has the advantages that: aiming at the defects of the inertia cone crusher in the maintenance and disassembly process, the locking bolt with the thread sleeve convenient to replace is provided, and the maintenance cost is reduced on the premise of not reducing the service performance of equipment by the locking bolt of the cone crusher.
Description
Technical Field
The utility model relates to a cone crusher technical field especially relates to a cone crusher locking bolt.
Background
The cone crusher is widely applied to metal mines, metallurgical industry, building industry, cement industry, sandstone industry and the like, has the advantages of high rotating speed, high power, firm structure and the like, and plays a great role in crushing materials.
The cone crusher is generally used in medium crushing and fine crushing stages in a material crushing process, and has the advantages of large crushing ratio, good product granularity and various applicable materials.
Cone crusher's on the existing market locking bolt is mostly integral, as shown in fig. 8, fig. 8 is the assembly drawing in the middle of the cone crusher that locking bolt installed in prior art, what "A" department in the picture expressed is exactly current locking bolt's sectional view, in dismantling the in-process, because the operating mode is complicated earlier stage, lead to later stage locking bolt not at all to dismantle, the later stage maintenance of being not convenient for, this just leads to must destructively demolish, guarantee key spare, big part, the piece that is worth high is not impaired, make breaker later stage maintenance cost higher, economic benefits is not high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cone crusher locking bolt, to inertia cone crusher dismantling the not enough of in-process existence in the maintenance, provide a locking bolt convenient to change swivel nut, this kind of cone crusher's locking bolt reduces the maintenance cost under the prerequisite that does not reduce equipment performance.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a cone crusher locking bolt, includes bolt, elastic washer, locking plate, swivel nut and screw rod, its characterized in that: the screw sleeve is of an internal hollow annular structure, multi-stage steps are arranged inside the screw sleeve, external threads are arranged on the outer wall of the screw sleeve, the external threads of the screw sleeve are connected with the movable cone and the locking nut provided with the material distribution disc, the screw rod is embedded on the steps inside the screw sleeve, and the bolt penetrates through the elastic washer and the locking plate and is connected with the screw rod in a threaded mode.
Further, be equipped with locking plate mounting groove, first step mounting groove, second step mounting groove and third step mounting groove in the swivel nut, locking plate mounting groove, first step mounting groove, second step mounting groove and third step mounting groove are the cylinder groove, and the diameter of third step mounting groove is greater than the diameter of second step mounting groove, and the diameter of second step mounting groove is greater than the diameter of first step mounting groove, and the diameter of second step mounting groove equals the diameter of locking plate mounting groove.
Furthermore, the locking plate is of a circular steel sheet structure, the locking plate is embedded in the locking plate mounting groove, a round hole is formed in the center of the locking plate, and the diameter of the locking plate is equal to that of the locking plate mounting groove.
Further, the screw rod is equipped with first step, second step, third step, fourth step and screw rod end cover from bottom to top in proper order, and first step, second step, third step, fourth step and screw rod end cover integrated into one piece make, first step lower extreme is equipped with the screw hole.
Furthermore, the bolt is a full-thread bolt, and the bolt penetrates through the elastic washer and the round hole and then is screwed into the threaded hole.
Further, the diameter of the first step is equal to that of the first step mounting groove, the diameter of the second step is equal to that of the second step mounting groove, the diameter of the third step is equal to that of the third step mounting groove, the diameter of the fourth step is larger than the outer diameter of the screw sleeve, and the diameter of the screw end cover is larger than that of the fourth step.
Compared with the prior art, the utility model discloses following beneficial effect has:
one is as follows: this structure adopts bolt, spring washer, locking plate, swivel nut and screw rod to make up into new locking bolt, and in the maintenance in-process, when demolising locking bolt, at first with the bolt unscrewing, taking out nature packing ring, locking plate and screw rod, utilize the instrument to stretch into the inside of swivel nut at last, easily disassemble the swivel nut, need not destructive demolising, demolish the completion after, directly more renew the swivel nut can, can lead to and change the swivel nut and realize that the cone crusher resumes original locking force again. And on the premise of not reducing the service performance of the equipment, the maintenance cost is reduced.
The second step is as follows: the external screw thread of swivel nut carries out threaded connection with the lock nut who installs branch charging tray in the cone will be moved simultaneously in this structure for the wholeness of swivel nut is stronger, and is better to the locking effect who moves cone and lock nut, makes cone crusher's fault rate reduce.
And thirdly: establish the fitting surface with swivel nut and screw rod to the step, still consolidate through bolted connection between swivel nut and screw rod for can fasten the connection between swivel nut and screw rod, also can not block between swivel nut and the screw rod and die in the use, ann changes and dismantles swivel nut and screw rod when convenient the maintenance.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is an exploded view of the present invention;
FIG. 4 is a schematic view of the screw structure of the present invention;
fig. 5 is a schematic view of the thread insert structure of the present invention;
fig. 6 is a schematic diagram of the structure of the locking plate of the present invention;
FIG. 7 is an assembly view of the locking bolt of the present invention installed in a cone crusher;
FIG. 8 is an assembly view of a prior art locking bolt installed in a cone crusher;
in the figure: 1. a bolt; 2. an elastic washer; 3. a locking plate; 3-1, round holes; 4. a threaded sleeve; 4-1, locking plate mounting grooves; 4-2, a first step mounting groove; 4-3, a second step mounting groove; 4-4, a third step mounting groove; 5. a screw; 5-1, a threaded hole; 5-2, a first step; 5-3, a second step; 5-4, a third step; 5-5, a fourth step; 5-6, screw end cover.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1-8, a locking bolt of a cone crusher comprises a bolt 1, an elastic washer 2, a locking plate 3, a barrel 4 and a screw rod 5, wherein the barrel 4 is of an annular structure with a hollow inner part and is internally provided with a plurality of steps, an external thread is arranged on the outer wall of the barrel 4, the outer part of the barrel 4 is in threaded connection with a movable cone and a locking nut provided with a material distribution plate, the screw rod 5 is embedded on the step inside the barrel 4, and the bolt 1 penetrates through the elastic washer 2 and the locking plate 3 and is in threaded connection with the screw rod 5.
The thread insert 4 is internally provided with a locking plate mounting groove 4-1, a first step mounting groove 4-2, a second step mounting groove 4-3 and a third step mounting groove 4-4, the locking plate mounting groove 4-1, the first step mounting groove 4-2, the second step mounting groove 4-3 and the third step mounting groove 4-4 are cylindrical grooves, the diameter of the third step mounting groove 4-4 is larger than that of the second step mounting groove 4-3, the diameter of the second step mounting groove 4-3 is larger than that of the first step mounting groove 4-2, and the diameter of the second step mounting groove 4-3 is equal to that of the locking plate mounting groove 4-1.
The locking plate 3 is of a circular steel sheet structure, and the thickness of the locking plate 3 is preferably 5 mm. The locking plate 3 is embedded in the locking plate mounting groove 4-1, a round hole 3-1 is formed in the center of the locking plate 3, and the diameter of the locking plate 3 is equal to that of the locking plate mounting groove 4-1.
The screw 5 is sequentially provided with a first step 5-2, a second step 5-3, a third step 5-4, a fourth step 5-5 and a screw end cover 5-6 from bottom to top, the first step 5-2, the second step 5-3, the third step 5-4, the fourth step 5-5 and the screw end cover 5-6 are integrally formed and manufactured, and the lower end of the first step 5-2 is provided with a threaded hole 5-1.
The bolt 1 is a full-thread bolt, and the bolt 1 penetrates through the elastic washer 2 and the round hole 3-1 and then is screwed into the threaded hole 5-1. The sum of the height of the bolt cap of the bolt 1, the height of the elastic washer 2 and the height of the locking plate 3 is equal to the height of the locking plate mounting groove 4-1.
The diameter of the first step 5-2 is equal to that of the first step mounting groove 4-2, the diameter of the second step 5-3 is equal to that of the second step mounting groove 4-3, the diameter of the third step 5-4 is equal to that of the third step mounting groove 4-4, the diameter of the fourth step 5-5 is larger than the outer diameter of the screw sleeve 4, and the diameter of the screw end cover 5-6 is larger than that of the fourth step 5-5.
The height of the first step 5-2 is equal to that of the first step mounting groove 4-2, the height of the second step 5-3 is equal to that of the second step mounting groove 4-3, and the height of the third step 5-4 is equal to that of the third step mounting groove 4-4.
The round holes 3-1 and the threaded holes 5-1 are matched, and the number of the round holes 3-1 and the number of the threaded holes 5-1 are the same, and can be one or more.
It should be noted that, the utility model relates to a cone crusher locking bolt, its theory of operation is:
1. the locking bolt is assembled, and during assembly, the screw rod 5 is firstly embedded into the screw sleeve 4 from the upper end of the screw sleeve 4, so that the first step 5-2 is embedded into the first step mounting groove 4-2, the second step 5-3 is embedded into the second step mounting groove 4-3, and the third step 5-4 is embedded into the third step mounting groove 4-4; then the locking plate 3 is embedded and arranged in the locking plate mounting groove 4-1 from the lower end of the screw sleeve 4; and finally, sleeving an elastic washer 2 on the bolt 1, wherein the bolt 1 sleeved with the elastic washer 2 passes through the round hole 3-1 and is screwed into the threaded hole 5-1. The bolt 1, the elastic washer 2, the locking plate 3, the threaded sleeve 4 and the screw rod 5 are fastened into a whole.
2. The locking bolt is installed on the cone crusher, during installation, the threaded sleeve 4 firstly penetrates through the center of the top of the movable cone and is screwed into the locking nut provided with the material distribution disc, the threaded sleeve 4 is in threaded connection with the movable cone, and the threaded sleeve 4 is in threaded connection with the locking nut. The screw end covers 5-6 are fixed with the movable cone body through the countersunk head bolts (in the prior art), and play a role in fixing the locking nut provided with the material distribution disc and the movable cone body into a whole.
Locking bolt among the cone crusher in the working process ore strikes the branch charging tray for a long time, the impact force of production can lead to locking bolt's screw thread extrusion deformation and damage, the cone crusher is when carrying out later stage maintenance, need change locking bolt, present integral locking bolt is dismantling the in-process, it is extremely difficult to dismantle, lead to adopting the destructiveness to demolish, guarantee key spare, big piece, the piece that is worth high is not impaired, make breaker later stage maintenance cost higher, economic benefits is not high. And this structure adopts bolt 1, spring washer 2, locking plate 3, swivel nut 4 and screw rod 5 to make up into new locking bolt, in the maintenance in-process, when demolising the locking bolt, at first loosen bolt 1, take out nature packing ring 2, locking plate 3 and screw rod 5, utilize the instrument to stretch into the inside of swivel nut 4 at last, easily disassemble swivel nut 4, need not destructive demolising, demolish the completion back, directly change new swivel nut 4 can, under the prerequisite that does not reduce equipment service performance, reduce the maintenance cost.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a cone crusher locking bolt, includes bolt, elastic washer, locking plate, swivel nut and screw rod, its characterized in that: the screw sleeve is of an internal hollow annular structure, multi-stage steps are arranged inside the screw sleeve, external threads are arranged on the outer wall of the screw sleeve, the external threads of the screw sleeve are connected with the movable cone and the locking nut provided with the material distribution disc, the screw rod is embedded on the steps inside the screw sleeve, and the bolt penetrates through the elastic washer and the locking plate and is connected with the screw rod in a threaded mode.
2. A cone crusher locking bolt as defined in claim 1, wherein: the thread insert is internally provided with a locking plate mounting groove, a first step mounting groove, a second step mounting groove and a third step mounting groove which are cylindrical grooves, the diameter of the third step mounting groove is larger than that of the second step mounting groove, the diameter of the second step mounting groove is larger than that of the first step mounting groove, and the diameter of the second step mounting groove is equal to that of the locking plate mounting groove.
3. A cone crusher locking bolt as defined in claim 1, wherein: the locking plate is of a circular steel sheet structure, the locking plate is embedded in the locking plate mounting groove, a round hole is formed in the center of the locking plate, and the diameter of the locking plate is equal to that of the locking plate mounting groove.
4. A cone crusher locking bolt as defined in claim 1, wherein: the screw rod is equipped with first step, second step, third step, fourth step and screw rod end cover from making up in proper order down, and first step, second step, third step, fourth step and screw rod end cover integrated into one piece make, first step lower extreme is equipped with the screw hole.
5. A cone crusher locking bolt as defined in claim 1, wherein: the bolt is a full-thread bolt, and the bolt penetrates through the elastic washer and the round hole and then is screwed into the threaded hole.
6. A cone crusher locking bolt as claimed in claim 4, wherein: the diameter of the first step is equal to that of the first step mounting groove, the diameter of the second step is equal to that of the second step mounting groove, the diameter of the third step is equal to that of the third step mounting groove, the diameter of the fourth step is larger than the outer diameter of the screw sleeve, and the diameter of the screw rod end cover is larger than that of the fourth step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921209231.8U CN210599804U (en) | 2019-07-30 | 2019-07-30 | Cone crusher locking bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921209231.8U CN210599804U (en) | 2019-07-30 | 2019-07-30 | Cone crusher locking bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210599804U true CN210599804U (en) | 2020-05-22 |
Family
ID=70696528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921209231.8U Active CN210599804U (en) | 2019-07-30 | 2019-07-30 | Cone crusher locking bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210599804U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779738A (en) * | 2020-08-13 | 2020-10-16 | 盛勇 | Non-metal 3d printing piece anti-slip wire structure and traceless processing method thereof |
| CN114412908A (en) * | 2022-03-01 | 2022-04-29 | 李国强 | Interlocking type anti-loosening fastening assembly |
-
2019
- 2019-07-30 CN CN201921209231.8U patent/CN210599804U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111779738A (en) * | 2020-08-13 | 2020-10-16 | 盛勇 | Non-metal 3d printing piece anti-slip wire structure and traceless processing method thereof |
| CN114412908A (en) * | 2022-03-01 | 2022-04-29 | 李国强 | Interlocking type anti-loosening fastening assembly |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 330004 No. 300, Hongwan Avenue, Wanli District, Nanchang City, Jiangxi Province Patentee after: Nanchang Mining Machinery Group Co.,Ltd. Address before: 330004 No. 300, Hongwan Avenue, Wanli District, Nanchang City, Jiangxi Province Patentee before: NANCHANG MINERAL SYSTEMS Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |