CN108302126A - A kind of improved snap-fit type is fastenedly connected axis - Google Patents
A kind of improved snap-fit type is fastenedly connected axis Download PDFInfo
- Publication number
- CN108302126A CN108302126A CN201810139793.3A CN201810139793A CN108302126A CN 108302126 A CN108302126 A CN 108302126A CN 201810139793 A CN201810139793 A CN 201810139793A CN 108302126 A CN108302126 A CN 108302126A
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- CN
- China
- Prior art keywords
- snap
- main body
- fit
- mounting hole
- body assembly
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The present invention relates to mechanical fitting technical fields more particularly to a kind of improved snap-fit type to be fastenedly connected axis.The technical solution adopted by the present invention is：A kind of improved snap-fit type is fastenedly connected axis, including cylinder-shaped body assembly connection column, the lower end of main body assembly connection column is equipped with integrally formed cylinder-shaped body and assembles fixed column, the upper surface center of main body assembly connection column is equipped with the first central mounting hole of cylinder through entire part, the lower end that main body assembles fixed column is equipped with cylindrical second central mounting hole, the upper surface that main body assembles fixed column is equipped with the first snap-fit of rectangle connection boss that even circumferential is distributed, the lower face that main body assembles fixed column is equipped with the second snap-fit of rectangle connection boss that even circumferential is distributed.It is an advantage of the invention that：By the way that lubrication groove is arranged in inside, keep the lubricant effect of division center in use more preferable, the mutual abrasion smaller between part, using part the service life is longer.
Description
Technical field
The present invention relates to mechanical fitting technical fields more particularly to a kind of improved snap-fit type to be fastenedly connected axis.
Background technology
In mechanical equipment connect two parts when by a kind of mechanical fitting structure that can be used be assembly axle construction, it
Two parts can be fitted tightly in makes them form an even closer entirety together, to meet mechanical equipment
Structural requirement.Traditional assembly axle construction is fixed again by individual part by the way of directly assembling, and is being filled
Relatively more with number of parts in the process and type, convenience when assembly is poor, and the tightness degree assembled compares
It is low, especially in the structure of some rotary works, their requirement highers to the being completely embedded property of part, and in rotation
Cental axial position will produce certain heat in the process, and more, use of the long-time service to part is also compared in the abrasion between part
Service life causes more serious influence.
Invention content
The object of the present invention is to provide a kind of improved snap-fit types to be fastenedly connected axis, it is by way of being fixed
Link together with corresponding device structure, install and use it is more convenient, and center assembly position be also provided with
Corresponding fitting groove keeps engaging compactness of the internal structure in assembly connection more preferable, especially for the part of rotary work,
Structural strength at work is more secure, and safety and stability in use is relatively reliable, including it also passes through
Lubrication groove is arranged in portion, keeps the lubricant effect of division center in use more preferable, the mutual abrasion smaller between part, uses
Part is the service life is longer.
Technical scheme is as follows：
A kind of improved snap-fit type is fastenedly connected axis, including cylinder-shaped body assembly connection column, the main body assembly
The lower end of connecting pole is equipped with integrally formed cylinder-shaped body and assembles fixed column, it is characterised in that：The main body assembly connection column
Diameter be less than the diameter of main body assembly fixed column, the upper surface center of the main body assembly connection column, which is equipped with, to be run through
The first central mounting hole of cylinder of entire part, the lower end of the main body assembly fixed column are equipped with cylindrical second center and assemble
The upper surface in hole, the main body assembly fixed column is equipped with the first snap-fit of rectangle connection boss of even circumferential distribution,
The second snap-fit of rectangle that the lower face of the main body assembly fixed column is equipped with even circumferential distribution connects boss, described
The shape that first snap-fit connects boss is identical with second snap-fit connection shape of boss, first card
The quantity for closing assembly connection boss is identical as second snap-fit connection quantity of boss, the second snap-fit connection
Boss is located at the underface in two the first snap-fit connection boss centre positions, and second snap-fit connects boss
Inner side it is identical as the inner cylinder face of the second central mounting hole, the outside of first snap-fit connection boss with
The external cylindrical surface of the main body assembly fixed column is overlapping, the inner end of the first snap-fit connection boss and the main body
The external cylindrical surface of assembly connection column coincides together, and the inner cylinder face of first central mounting hole is distributed equipped with even circumferential
Semicircle center assemble engaging slot, the interior cylinder of the central shaft of center assembly engaging slot in first central mounting hole
On face, the center assembly engaging slot is by the end position up and down of first central mounting hole completely through the center assembly
It is linked together by tangent excessive circular between engaging slot and first central mounting hole, first central mounting hole
The front and back end position of inner cylinder face is respectively equipped with a symmetrical arc-shaped lubrication groove, and the circular arc perimeter of the lubrication groove is less than institute
In the half of circular perimeter, the depth of the lubrication groove is identical as the center assembly depth of engaging slot.
Further, the diameter of second central mounting hole is more than the diameter of first central mounting hole.
Further, the diameter of the lubrication groove is less than the diameter of center assembly engaging slot.The beneficial effect of the present invention
Fruit：
The present invention keeps the lubricant effect of division center in use more preferable, part by the way that lubrication groove is arranged in inside
Between mutual abrasion smaller, using part the service life is longer.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the second direction dimensional structure diagram of the present invention；
Fig. 3 is the front schematic view of the present invention；
Fig. 4 is the leftschematic diagram of the present invention；
Fig. 5 is the schematic top plan view of the present invention；
Fig. 6 is the elevational schematic view of the present invention；
Fig. 7 is the diagrammatic cross-section of the positions A-A of the present invention；
In figure：1, main body assembly connection column, 2, main body assemble fixed column, the 3, first central mounting hole, the 4, second center dress
Distribution, the 5, first snap-fit connect boss, and the 6, second snap-fit connects boss, 7, center assemble engaging slot, 8, lubrication groove.
Specific implementation mode
As shown in Figures 1 to 7, a kind of improved snap-fit type is fastenedly connected axis, it by way of being fixed with
Corresponding device structure links together, and installs and uses more convenient, the efficiency of installation also higher, and assemble at center
Position be also provided with corresponding fitting groove, keep engaging compactness of the internal structure in assembly connection more preferable, especially for
The part of rotary work, structural strength at work is more secure, and safety and stability in use more may be used
It leans on, it also by the way that lubrication groove is arranged in inside, keeps the lubricant effect of division center in use more preferable, each part is made to make
The cooperation of used time is even closer, the mutual abrasion smaller between part, using part the service life is longer.It includes cylinder
Main body assembly connection column 1, the lower end of the main body assembly connection column 1 are equipped with integrally formed cylinder-shaped body and assemble fixed column 2,
Its subjective role is fixed this part of support.The diameter of the main body assembly connection column 1 is less than the main body and assembles fixed column 2
Diameter, keep the structural strength after assembly connection more reliable, structural stability when in use is more preferable.The main body assembly connection
The upper surface center of column 1 is equipped with the first central mounting hole of cylinder 3 through entire part, the outer circle of it and Assembly part
Rod structure assembly connection is together.The lower end of main body assembly fixed column 2 is equipped with cylindrical second central mounting hole 4, it
When assembly also have the function of positioning, it is ensured that installation site it is accurate.The upper surface of the main body assembly fixed column 2 is equipped with circle
Week, equally distributed the first snap-fit of rectangle connected boss 5, and the lower face of the main body assembly fixed column 2 is equipped with circumference
The second snap-fit of equally distributed rectangle connects boss 6, and two snap-fit connection boss structures can make part in card
Bonding strength when closing assembly connection is more preferable, keeps the being completely embedded property of part upper and lower ends stronger.First snap-fit connects
The shape for connecing boss 5 is identical with second snap-fit connection shape of boss 6, and the first snap-fit connection is convex
The quantity of platform 5 is identical as second snap-fit connection quantity of boss 6, and more convenient in production and processing, production efficiency is more
Height, and then its production cost can be reduced.The second snap-fit connection boss 6 is located at two first snap-fits
The underface for connecting 5 centre position of boss keeps the structural strength of this connection lug boss position more preferable.The second snap-fit connection
The inner side of boss 6 is identical as the inner cylinder face of second central mounting hole 4, and first snap-fit connects boss 5
Outside and the main body assemble the external cylindrical surface of fixed column 2 and overlapping, the inner end of the first snap-fit connection boss 5
It coincides together with the external cylindrical surface of the main body assembly connection column 1, it is more convenient in production and processing, while can ensure part
Structural strength, keep its structural stability when in use more preferable, the service life is longer.First central mounting hole 3 it is interior
Engaging slot 7 is assembled at the semicircle center that cylindrical surface is equipped with even circumferential distribution, and the external cylindrical surface of assembling structure is equipped with accordingly
Snap-fit boss, it can with center assemble engaging slot 7 be assembled together, so that the compactness of connection is more preferable, by force
Higher is spent, especially for rotating class formation, safety and stability at work is more reliable.Assemble engaging slot in the center
For 7 central shaft on the inner cylinder face of first central mounting hole 3, engaging slot 7 is assembled by first center in the center
The end position up and down of pilot hole 3 is completely through the center is assembled to be passed through between engaging slot 7 and first central mounting hole 3
Tangent excessive circular links together, more convenient during production and processing.Cylinder in first central mounting hole 3
The front and back end position in face is respectively equipped with a symmetrical arc-shaped lubrication groove 8, it can play division center position well
Lubricating action, and the heat for enabling center to generate in use carries out step dispersion heat, makes center
Structural stability is more preferable, and the service life is longer.The circular arc perimeter of the lubrication groove 8 is less than the half of place circular perimeter, described
The depth of lubrication groove 8 is identical as the center assembly depth of engaging slot 7, keeps lubricant effect more preferable, the flow process of lubricating fluid
Evenly.
Preferably, the diameter of second central mounting hole 4 is more than the diameter of first central mounting hole 3, make zero
The structural strength of part is more stable, can have stronger structural strength after mounting.
Preferably,：The diameter of the lubrication groove 8 is less than the diameter of center assembly engaging slot 7, makes center
Effect when being lubricated is more preferable, and also higher, stability in use are relatively reliable for structural strength.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements or replace, these improve or replace
It should be regarded as protection scope of the present invention.
Claims (3)
1. a kind of improved snap-fit type is fastenedly connected axis, including cylinder-shaped body assembly connection column (1), the main body assembly
The lower end of connecting pole (1) is equipped with integrally formed cylinder-shaped body assembly fixed column (2), it is characterised in that：The main body assembly
The diameter of connecting pole (1) is less than the diameter of main body assembly fixed column (2), the upper surface of the main body assembly connection column (1)
Center is equipped with the first central mounting hole of cylinder (3) through entire part, the lower end of the main body assembly fixed column (2)
Equipped with cylindrical second central mounting hole (4), the upper surface of the main body assembly fixed column (2) is equipped with even circumferential distribution
The first snap-fit of rectangle connects boss (5), and the lower face of the main body assembly fixed column (2) is distributed equipped with even circumferential
The second snap-fit of rectangle connection boss (6), the shape of first snap-fit connection boss (5) blocks with described second
The shape for closing assembly connection boss (6) is identical, and the quantity of the first snap-fit connection boss (5) is blocked with described second
The quantity for closing assembly connection boss (6) is identical, and the second snap-fit connection boss (6) is located at two the first engaging dresses
Underface with connection boss (5) centre position, the inner side and described second of the second snap-fit connection boss (6)
The inner cylinder face of central mounting hole (4) is identical, and the outside of the first snap-fit connection boss (5) and main body assembly are solid
The external cylindrical surface of fixed column (2) is overlapping, the inner end of the first snap-fit connection boss (5) and the main body assembly connection
The external cylindrical surface of column (1) coincides together, and the inner cylinder face of first central mounting hole (3) is equipped with even circumferential distribution
Semicircle center assembly engaging slot (7), the central shaft of the center assembly engaging slot (7) is in first central mounting hole (3)
Inner cylinder face on, center assembly engaging slot (7) passes through the end position up and down of first central mounting hole (3) completely
It wears, one is connected to by tangent excessive circular between the center assembly engaging slot (7) and first central mounting hole (3)
It rises, the front and back end position of the first central mounting hole (3) inner cylinder face is respectively equipped with a symmetrical arc-shaped lubrication groove
(8), the circular arc perimeter of the lubrication groove (8) be less than place circular perimeter half, the depth of the lubrication groove (8) with it is described in
The depth that the heart assembles engaging slot (7) is identical.
2. a kind of improved snap-fit type according to claim 1 is fastenedly connected axis, it is characterised in that：In described second
The diameter of heart pilot hole (4) is more than the diameter of first central mounting hole (3).
3. a kind of improved snap-fit type according to claim 1 or 2 is fastenedly connected axis, it is characterised in that：The profit
The diameter of sliding slot (8) is less than the diameter of center assembly engaging slot (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810139793.3A CN108302126A (en) | 2018-02-09 | 2018-02-09 | A kind of improved snap-fit type is fastenedly connected axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810139793.3A CN108302126A (en) | 2018-02-09 | 2018-02-09 | A kind of improved snap-fit type is fastenedly connected axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108302126A true CN108302126A (en) | 2018-07-20 |
Family
ID=62865011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810139793.3A Withdrawn CN108302126A (en) | 2018-02-09 | 2018-02-09 | A kind of improved snap-fit type is fastenedly connected axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108302126A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757900A (en) * | 2018-07-28 | 2018-11-06 | 江苏里华机械股份有限公司 | A kind of special active force sun gear stable connection seat |
| CN108980316A (en) * | 2018-08-21 | 2018-12-11 | 江苏里华机械股份有限公司 | A kind of special gear structure antiskid connecting pad |
-
2018
- 2018-02-09 CN CN201810139793.3A patent/CN108302126A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757900A (en) * | 2018-07-28 | 2018-11-06 | 江苏里华机械股份有限公司 | A kind of special active force sun gear stable connection seat |
| CN108980316A (en) * | 2018-08-21 | 2018-12-11 | 江苏里华机械股份有限公司 | A kind of special gear structure antiskid connecting pad |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180720 |
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| WW01 | Invention patent application withdrawn after publication |