CN205779082U - A kind of compact heap - Google Patents
A kind of compact heap Download PDFInfo
- Publication number
- CN205779082U CN205779082U CN201620551896.7U CN201620551896U CN205779082U CN 205779082 U CN205779082 U CN 205779082U CN 201620551896 U CN201620551896 U CN 201620551896U CN 205779082 U CN205779082 U CN 205779082U
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- CN
- China
- Prior art keywords
- compact heap
- bottom groove
- driven member
- axle
- heap body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of compact heap, including compact heap body, the end face of compact heap body is plane, the bottom of compact heap body is provided with can install, with driven member, the bottom groove that the outer peripheral face of axle matches, bottom groove runs through both sides before and after compact heap body, compact heap body is provided with the vertically communicated hole of through end face and bottom groove inner surface, and before and after compact heap body, in two sides, at least a side is the thrust plane being perpendicular to bottom groove length direction.Compact heap collection provided by the utility model is fixed, thrust function and one, uses after this compact heap just without installing milling mounting plane on axle at driven member, plays the effect reducing assembly difficulty, additionally it is possible to reduces and installs the quantity of parts needed for cam follower.
Description
Technical field
This utility model relates to a kind of gas engine part, more particularly to a kind of compact heap.
Background technology
Large-diameter, high power diesel engine typically use cam follower to replace tappet at present, thus reduce the processing of body
Difficulty, improves the reliability of camshaft and valve actuating gear simultaneously.
The structure of cam follower is as follows: it includes swing arm, and the upper end of swing arm is provided with upper sleeve, and upper sleeve is sleeved on
Driven member is installed on axle, and swing arm can be installed axle around driven member and be swung, and the lower end of swing arm is provided with the work of roller, roller and cam
Face contacts, and during cam axle, cam pair roller applies active force, thus orders about swing arm and swing, and the lower end of swing arm is provided with push rod even
Joint chair, when swing arm swings, push rod connects seat and push rod applies active force, thus orders about push rod and move reciprocatingly, and push rod acts on
The keying of valve can be realized on valve actuating gear.The mode that cam follower is installed is as follows: multiple cam followers are arranged on
Same driven member is installed on axle, and cam follower can be installed axle around driven member and swing, and installs axle at machine to realize driven member
Fixing on body, is needed to mill out mounting plane on the face of cylinder that driven member installs axle, is installed by driven member by fixing bolt
Axle is fixed on body.Since it is desired that mill out mounting plane on the face of cylinder that driven member installs axle, its difficulty of processing is bigger；
After cam follower installation, the axial gap of cam follower is difficult to control to.
Summary of the invention
The purpose of this utility model is not enough to provide a kind of for above-mentioned and install axle can be to cam for fixing driven member
Driven member carries out the compact heap of axial limiting.
For achieving the above object, this utility model includes compact heap body, and it is structurally characterized in that described compact heap body
End face is plane, and the bottom of compact heap body is provided with can install the bottom groove that the outer peripheral face of axle matches, bottom with driven member
Groove runs through both sides before and after compact heap body, and compact heap body is provided with vertically passing through of through end face and bottom groove inner surface
Through hole, before and after compact heap body, in two sides, at least a side is the thrust plane being perpendicular to bottom groove length direction.
The inner surface of described bottom groove is the arc surface that can match with cylindrical outer peripheral face.
Described vertically communicated hole includes bolt mounting hole, the location trepanning connected up and down, and the diameter of location trepanning is more than spiral shell
The diameter of bolt mounting hole.
Described location trepanning is slotted hole, and the length direction of slotted hole is left and right directions.
Before and after described compact heap body, both sides are the thrust plane being perpendicular to bottom groove length direction, and two thrusts are put down
Distance between face with location trepanning is equal.
Occupation mode of the present utility model is as follows: driven member is installed the two ends of axle and is respectively mounted a compact heap, multiple cams
Driven member is all sleeved on driven member and installs on axle and be clipped between two compact heaps, realizes driven member is installed axle by compact heap
Fixing and axial limiting to cam follower.The outer peripheral face that during assembling, bottom groove installs axle with driven member contacts, driven member
Axle is installed and is provided with bolt mounting hole, be connected with body after the fixing vertically communicated hole of screw bolt passes, bolt mounting hole, thus
Realizing that driven member is installed axle to fix, owing to the end face of compact heap body is plane, fixing bolt can be pressed directly against compression
On the end face of block body, thus it not be used in driven member and processing mounting plane on axle is installed, owing to compact heap body is provided with
Thrust plane, thrust plane has an axial limiting effect near its cam follower, and two compact heaps act on jointly can be right
The axial gap of the cam follower being positioned between which accurately controls.
In sum, compact heap collection provided by the utility model is fixed, thrust function with one, have reduction cam from
Moving part assembly difficulty, can accurately control the beneficial effect of cam follower axial gap.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is further described in detail:
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the upward view of Fig. 1；
Fig. 4 be improve after the front section view of cam follower mounting means；
Fig. 5 be improve after the side sectional view of cam follower mounting means.
Detailed description of the invention
With reference to Fig. 1, Fig. 2, Fig. 3, this compact heap includes that compact heap body 1, the end face of compact heap body 1 are plane, compresses
The bottom of block body 1 is provided with can install, with driven member, the bottom groove 3 that the outer peripheral face of axle matches, and bottom groove 3 runs through compression
Both sides before and after block body 1, compact heap body 1 is provided with the vertically communicated hole 4 of through end face and bottom groove 3 inner surface, pressure
Before and after tight block body 1, in two sides, at least a side is the thrust plane 5 being perpendicular to bottom groove 3 length direction.
With reference to Fig. 4, Fig. 5, the occupation mode of this compact heap is as follows: driven member is installed the two ends of axle 8 and is respectively mounted a compression
Block 9, multiple cam followers 10 are all sleeved on driven member and install on axle 8 and be clipped between two compact heaps 9, real by compact heap 9
Now driven member is installed the fixing of axle 8 and the axial limiting to cam follower 10.During assembling, bottom groove 3 is installed with driven member
The outer peripheral face contact of axle 8, driven member installs axle 8 and is provided with bolt mounting hole, fixing bolt 11 sequentially pass through vertically communicated hole 4,
It is connected with body after bolt mounting hole, thus realizes driven member is installed the fixing, owing to the end face of compact heap body 1 is of axle 8
Plane, fixing bolt 11 can be pressed directly against on the end face of compact heap body 1, thus not be used on driven member installation axle 8 and adds
Work mounting plane, owing to compact heap body 1 is provided with thrust plane 5, the cam follower 10 near it is had by thrust plane 5
Having an axial limiting effect, the axial gap that two compact heaps 9 act on the cam follower 10 that can be pointed between which jointly is entered
Row accurately controls.
With reference to Fig. 1, Fig. 2, Fig. 3, in a preferred embodiment, the inner surface of bottom groove 3 is can be with cylindrical periphery
The arc surface matched in face, and the outer peripheral face that driven member installs axle is the face of cylinder, therefore bottom groove 3 and driven member install axle it
Between can realize good cooperation, bottom groove 3 is pressed against driven member and installs on axle, driven member is installed axle and more firmly installs
On body.Certainly, bottom groove 3 is also designed to the groove of V-groove or other form.Vertically communicated hole 4 includes up and down
The bolt mounting hole 6 of connection, location trepanning 7, the diameter of location trepanning 7 is more than the diameter of bolt mounting hole 6, such as Fig. 4, Fig. 5 institute
Showing, compact heap 9 and driven member are installed and can be positioned by positioning sleeve 12 between axle 8, and the upper end of positioning sleeve 12 is inserted into location
In trepanning 7, the lower end of positioning sleeve 12 is inserted in the hole, location that driven member is installed on axle 8, under the effect of positioning sleeve 12, compresses
It is the most movable that block 9 cannot install axle 8 along driven member, thus can ensure the axial gap of cam follower 10, make cam driven
Part 10 is at rational gap lower swing.Location trepanning 7 is slotted hole, and the length direction of slotted hole is left and right directions, positions trepanning 7
Being designed as slotted hole, the circumferencial direction that compact heap installs axle along driven member can rotate with little scope, thus can make up manufacture deviation
The assembling difficult problem caused.Before and after compact heap body 1, both sides are the thrust plane being perpendicular to bottom groove 3 length direction
5, the distance between two thrust planes 5 with location trepanning 7 is equal, and by such improvement, compact heap can be at cam follower
Arbitrarily side is installed and used, and versatility is stronger.
In sum, this utility model is not limited to above-mentioned detailed description of the invention.Those skilled in the art, without departing from this reality
On the premise of novel spirit and scope, some changes and modification can be done.Protection domain of the present utility model should be with this reality
It is as the criterion by novel claim.
Claims (5)
1. a compact heap, including compact heap body (1), is characterized in that the end face of described compact heap body (1) is plane, pressure
The bottom of tight block body (1) is provided with can install the bottom groove (3) that the outer peripheral face of axle matches, bottom groove (3) with driven member
Running through both sides before and after compact heap body (1), compact heap body (1) is provided with through end face and bottom groove (3) inner surface
Vertically communicated hole (4), before and after compact heap body (1) in two sides at least a side for being perpendicular to bottom groove (3) length
The thrust plane (5) in direction.
Compact heap the most according to claim 1, is characterized in that the inner surface of described bottom groove (3) is can be with cylindrical
The arc surface that outer peripheral face matches.
Compact heap the most according to claim 1, is characterized in that described vertically communicated hole (4) includes that the bolt connected up and down is worn
Dress hole (6), location trepanning (7), the diameter of location trepanning (7) is more than the diameter of bolt mounting hole (6).
Compact heap the most according to claim 3, is characterized in that described location trepanning (7) is slotted hole, the length of slotted hole
Direction is left and right directions.
Compact heap the most according to claim 3, is characterized in that before and after described compact heap body (1) that both sides are and is perpendicular to
The thrust plane (5) of bottom groove (3) length direction, the distance between two thrust planes (5) with location trepanning (7) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620551896.7U CN205779082U (en) | 2016-06-11 | 2016-06-11 | A kind of compact heap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620551896.7U CN205779082U (en) | 2016-06-11 | 2016-06-11 | A kind of compact heap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205779082U true CN205779082U (en) | 2016-12-07 |
Family
ID=58134791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620551896.7U Active CN205779082U (en) | 2016-06-11 | 2016-06-11 | A kind of compact heap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205779082U (en) |
-
2016
- 2016-06-11 CN CN201620551896.7U patent/CN205779082U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |