CN208106999U - A kind of snap-fit type is fastenedly connected axis - Google Patents
A kind of snap-fit type is fastenedly connected axis Download PDFInfo
- Publication number
- CN208106999U CN208106999U CN201820242466.6U CN201820242466U CN208106999U CN 208106999 U CN208106999 U CN 208106999U CN 201820242466 U CN201820242466 U CN 201820242466U CN 208106999 U CN208106999 U CN 208106999U
- Authority
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- China
- Prior art keywords
- snap
- fit
- main body
- body assembly
- mounting hole
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- Expired - Fee Related
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- 238000005461 lubrication Methods 0.000 claims abstract description 16
- 238000009826 distribution Methods 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 abstract description 8
- 239000000314 lubricant Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to mechanical fitting technical fields more particularly to a kind of snap-fit type to be fastenedly connected axis.The technical solution adopted in the utility model is：A kind of 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 first snap-fit of rectangle that the upper surface that main body assembles fixed column is equipped with even circumferential distribution connects boss, the second snap-fit of rectangle that the lower end surface that main body assembles fixed column is equipped with even circumferential distribution connects boss.The utility model has the advantages that：By the way that lubrication groove is arranged in inside, keep the lubricant effect of division center in use more preferable, mutual between part wear it is smaller, using part the service life is longer.
Description
Technical field
The utility model relates to mechanical fitting technical fields more particularly to a kind of snap-fit type to be fastenedly connected axis.
Background technique
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 to pass through individual part again by the way of directly assembling to be fixed, 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
Low, especially in the structure of some rotary works, their requirements to the being completely embedded property of part are higher, and in rotation
Cental axial position can generate 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.
Utility model content
The purpose of the utility model is to provide a kind of snap-fit types to be fastenedly connected axis, it by way of being fixed with
Corresponding device structure links together, and installs and uses more convenient, and is also provided with phase in the position of center assembly
The fitting groove answered keeps engaging compactness of the internal structure in assembly connection more preferable, especially for the part of rotary work,
Structural strength when work is more secure, and safety and stability in use is relatively reliable, it is also by inside
Lubrication groove is set, keeps the lubricant effect of division center in use more preferable, the mutual abrasion between part is smaller, uses zero
Part is the service life is longer.
The technical solution of the utility model is as follows：
A kind of snap-fit type is fastenedly connected axis, including cylinder-shaped body assembly connection column, the main body assembly connection column
Lower end be equipped with integrally formed cylinder-shaped body assemble fixed column, it is characterised in that：The diameter of the main body assembly connection column
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, runs through entire zero
The lower end of the first central mounting hole of cylinder of part, the main body assembly fixed column is equipped with cylindrical second central mounting hole, institute
The upper surface for stating main body assembly fixed column is equipped with the first snap-fit of rectangle connection boss of even circumferential distribution, the master
The second snap-fit of rectangle that the lower end surface that body assembles fixed column is equipped with even circumferential distribution connects boss, first card
The shape for closing assembly connection boss is identical with second snap-fit connection shape of boss, first snap-fit
The quantity for connecting boss is identical as second snap-fit connection quantity of boss, and second snap-fit connects boss position
In the underface in two the first snap-fit connection boss middle positions, the inside of the second snap-fit connection boss
Position is identical as the inner cylinder face of second central mounting hole, the outside of the first snap-fit connection boss and the master
The external cylindrical surface of body assembly fixed column is being overlapped, and the inner end of the first snap-fit connection boss and main body assembly connect
The external cylindrical surface for connecing column coincides together, and the inner cylinder face of first central mounting hole is equipped with the semicircle of even circumferential distribution
Engaging slot is assembled at shape center, and the central axis of engaging slot is assembled on the inner cylinder face of first central mounting hole in the center,
The center assembly engaging slot is by the end position up and down of first central mounting hole completely through engaging slot is assembled at the center
It is linked together between first central mounting hole by tangent excessive circular, cylinder in first central mounting hole
The front and back end position in face is respectively equipped with a symmetrical arc-shaped lubrication groove, and it is round that the circular arc perimeter of the lubrication groove is less than place
The half of perimeter, the depth of the lubrication groove are identical as the center assembly depth of engaging slot.
Further, the diameter of second central mounting hole is greater 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 effects of the utility model：
The utility model by inside be arranged lubrication groove, keep the lubricant effect of division center in use more preferable,
Mutual abrasion between part is smaller, using part the service life is longer.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the second direction schematic perspective view of the utility model；
Fig. 3 is the front schematic view of the utility model；
Fig. 4 is the leftschematic diagram of the utility model；
Fig. 5 is the schematic top plan view of the utility model；
Fig. 6 is the elevational schematic view of the utility model；
Fig. 7 is the diagrammatic cross-section of the position the utility model A-A；
In figure：1, main body assembly connection column, 2, main body assembly 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 assembly engaging slot, 8, lubrication groove.
Specific embodiment
As shown in Figures 1 to 7, a kind of snap-fit type is fastenedly connected axis, it by way of being fixed with it is corresponding
Device structure links together, and installs and uses more convenient, and the efficiency of installation is also higher, and in the position of center assembly
It is also provided with corresponding fitting groove, keeps engaging compactness of the internal structure in assembly connection more preferable, especially for rotation work
The part of work, structural strength at work is more secure, and safety and stability in use is relatively reliable, it is also
By the way that lubrication groove is arranged in inside, keeps the lubricant effect of division center in use more preferable, make each part when in use
Cooperate even closer, the mutual abrasion between part is smaller, using part the service life is longer.It includes cylinder-shaped body dress
With connecting column 1, the lower end of the main body assembly connection column 1 is equipped with integrally formed cylinder-shaped body and assembles fixed column 2, its master
Body effect is fixed this part of support.The diameter of the main body assembly connection column 1 is less than the straight of main body assembly fixed column 2
Diameter, the structural strength after making assembly connection is more reliable, and structural stability when in use is more preferable.The main body assembly connection column 1
Upper surface center be equipped with through entire part the first central mounting hole of cylinder 3, the outside cylinder of it and Assembly part
Standard links together.The lower end of the main body assembly fixed column 2 is equipped with cylindrical second central mounting hole 4, it is being filled
Timing also has 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 circumference
Equally distributed the first snap-fit of rectangle connects boss 5, and it is equal that the lower end surface of the main body assembly fixed column 2 is equipped with circumference
The second snap-fit of rectangle of even distribution connects boss 6, and two snap-fit connection boss structures can be such that part is engaging
Bonding strength when assembly connection is more preferable, keeps the being completely embedded property of part upper and lower ends stronger.The first snap-fit connection
The shape of boss 5 is identical with second snap-fit connection shape of boss 6, and first snap-fit connects boss
5 quantity is identical as second snap-fit connection quantity of boss 6, and more convenient in production and processing, production efficiency is higher,
It can reduce its production cost in turn.The second snap-fit connection boss 6 is located at two first snap-fits and connects
The underface for connecing 5 middle position of boss keeps the structural strength of this connection lug boss position more preferable.The second snap-fit connection is convex
The inner side of platform 6 is identical as the inner cylinder face of second central mounting hole 4, the first snap-fit connection boss 5
The external cylindrical surface of outside and the main body assembly fixed column 2 is being overlapped, the inner end of the first snap-fit connection boss 5 with
The external cylindrical surface of the main body assembly connection column 1 coincides together, more convenient in production and processing, while can ensure part
Structural strength keeps its structural stability when in use more preferable, and the service life is longer.The inner circle of first central mounting hole 3
Engaging slot 7 is assembled at the semicircle center that cylinder is equipped with even circumferential distribution, and the external cylindrical surface of assembling structure is equipped with corresponding
Snap-fit boss, it can assemble engaging slot 7 with center and be assembled together, so that the compactness of connection is more preferable, intensity
Higher, especially for rotating class formation, safety and stability at work is more reliable.Assemble engaging slot 7 in the center
Central axis on the inner cylinder face of first central mounting hole 3, center assembly engaging slot 7 fills first center
The end position up and down of distribution 3 is completely through the center, which is assembled, passes through phase between engaging slot 7 and first central mounting hole 3
The excessive circular cut links together, more convenient during production and processing.First central mounting hole, 3 inner cylinder face
Front and back end position be respectively equipped with a symmetrical arc-shaped lubrication groove 8, it can play good profit to division center position
Sliding effect, and the heat for generating center in use is able to carry out step dispersion heat, makes the knot of center
Structure 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, the profit
The depth of sliding slot 8 is identical as the center assembly depth of engaging slot 7, keeps lubricant effect more preferable, the flow process of lubricating fluid is more
Uniformly.
Preferably, the diameter of second central mounting hole 4 is greater 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 structural strength is also higher, and stability in use is relatively reliable.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements or replace, these improvement
Or replacement also should be regarded as the protection scope of the utility model.
Claims (3)
1. a kind of snap-fit type is fastenedly connected axis, including cylinder-shaped body assembly connection column (1), the main body assembly connection column
(1) lower end is equipped with integrally formed cylinder-shaped body assembly fixed column (2), it is characterised in that：The main body assembly connection column
(1) diameter is less than the diameter of main body assembly fixed column (2), the upper surface centre bit of the main body assembly connection column (1)
The first central mounting hole of cylinder (3) through entire part is installed, the lower end of main body assembly fixed column (2) is equipped with circle
The upper surface of the second central mounting hole of cylindricality (4), main body assembly fixed column (2) is equipped with the rectangle of even circumferential distribution
First snap-fit connects boss (5), and the lower end surface of main body assembly fixed column (2) is equipped with the rectangular of even circumferential distribution
The second snap-fit of shape connects boss (6), the shape and second snap-fit of the first snap-fit connection boss (5)
The shape for connecting boss (6) is identical, the quantity and second snap-fit of the first snap-fit connection boss (5)
The quantity for connecting boss (6) is identical, and the second snap-fit connection boss (6) is located at two the first snap-fit connections
The underface in boss (5) middle position, the inner side of the second snap-fit connection boss (6) and second center fill
The inner cylinder face of distribution (4) is identical, and the outside of the first snap-fit connection boss (5) and the main body assemble fixed column
(2) external cylindrical surface is being overlapped, the inner end of the first snap-fit connection boss (5) and the main body assembly connection column
(1) external cylindrical surface coincides together, and the inner cylinder face of first central mounting hole (3) is equipped with the half of even circumferential distribution
Circular central assembles engaging slot (7), and the central axis of center assembly engaging slot (7) is in first central mounting hole (3)
On inner cylinder face, center assembly engaging slot (7) by the end position up and down of first central mounting hole (3) completely through,
It is linked together between center assembly engaging slot (7) and first central mounting hole (3) by tangent excessive circular,
The front and back end position of first central mounting hole (3) inner cylinder face is respectively equipped with a symmetrical arc-shaped lubrication groove (8), institute
The circular arc perimeter for stating lubrication groove (8) is less than the half of place circular perimeter, and the depth of the lubrication groove (8) and the center are assembled
The depth of engaging slot (7) is identical.
2. a kind of snap-fit type according to claim 1 is fastenedly connected axis, it is characterised in that：The second center assembly
The diameter in hole (4) is greater than the diameter of first central mounting hole (3).
3. a kind of snap-fit type according to claim 1 or 2 is fastenedly connected axis, it is characterised in that：The lubrication groove (8)
Diameter be less than the center assembly engaging slot (7) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820242466.6U CN208106999U (en) | 2018-02-09 | 2018-02-09 | A kind of snap-fit type is fastenedly connected axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820242466.6U CN208106999U (en) | 2018-02-09 | 2018-02-09 | A kind of snap-fit type is fastenedly connected axis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208106999U true CN208106999U (en) | 2018-11-16 |
Family
ID=64124985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820242466.6U Expired - Fee Related CN208106999U (en) | 2018-02-09 | 2018-02-09 | A kind of snap-fit type is fastenedly connected axis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208106999U (en) |
-
2018
- 2018-02-09 CN CN201820242466.6U patent/CN208106999U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181116 Termination date: 20190209 |