CN209654395U - A kind of engine straight pin - Google Patents
A kind of engine straight pin Download PDFInfo
- Publication number
- CN209654395U CN209654395U CN201920378341.0U CN201920378341U CN209654395U CN 209654395 U CN209654395 U CN 209654395U CN 201920378341 U CN201920378341 U CN 201920378341U CN 209654395 U CN209654395 U CN 209654395U
- Authority
- CN
- China
- Prior art keywords
- straight pin
- cylinder shell
- aluminium film
- welded
- pin cylinder
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of engine straight pins, including straight pin cylinder shell, metal baffle, center protruding pin, metal balls and aluminium film, the center position of the straight pin cylinder interior of shell is welded with center protruding pin, center position inside the center protruding pin is equipped with metal balls, the inside of the straight pin cylinder shell is equipped with aluminium film, the inside of aluminium film is fixed with erosion resistant coating, the interior welds of the aluminium film have equidistant high strength cast iron, the surface wrap of high strength cast iron has bracket, the bottom end of the straight pin cylinder shell is welded with spiral fixed column, the surface of spiral fixed column is fixed with equidistant arc connection strap, the straight pin cylinder shell is welded with pedestal connector far from one end of spiral fixed column.The utility model not only increases safety when straight pin uses, and improves the utilization rate of straight pin, and extend the service life of straight pin.
Description
Technical field
The utility model relates to pin technical field, specially a kind of engine straight pin.
Background technique
Straight pin is a kind of machine components of extensive utilization in industrial production, is mainly used for positioning, it can also be used to it connects,
It is fixed in pin hole by interference fit, the use of pin is very extensive, in the rotating mechanism connection of two moving links, such as
The connection etc. of crank mechanism, turnover mechanism, hydraulic cylinder and movement parts all uses pin, and straight pin is used in current equipment
More universal one kind, existing positioning pin is filled circles pin, when straight pin is fitted into the blind hole of part, due to fixed
It is the tight fit of interference connection between position pin and blind hole, traditional settling mode is to open up one along its axial direction in the middle part of straight pin
Gas can be discharged effectively to allow pin to can smoothly enter into blind hole in through-hole, but on the one hand, since the through-hole diameter in the middle part of pin is smaller,
If cannot apply in time after production, selling in the through-hole at middle part can usually result in blockage due into dust etc., answer
Used time still often can be there is a situation where that cannot can smoothly enter into blind hole, but the service life of existing straight pin is shorter in the market, peace
Full performance is poor, and the frequency used is lower, brings very big puzzlement.
Utility model content
The purpose of this utility model is to provide a kind of engine straight pins, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of engine straight pin, including straight pin
Cylinder shell, metal baffle, center protruding pin, metal balls and aluminium film, the centre bit of the straight pin cylinder interior of shell
The place of setting is welded with center protruding pin, and the inside of center protruding pin is fixed with metal baffle, the center position inside the center protruding pin
Equipped with metal balls, and metal balls and metal baffle cooperate, and the inside of the straight pin cylinder shell is equipped with metallic aluminium
Film, the inside of aluminium film are fixed with erosion resistant coating, and the interior welds of the aluminium film have equidistant high strength cast iron, high-strength
The surface wrap of degree reinforcing bar has bracket, and bracket and high strength cast iron cooperate, the bottom of the straight pin cylinder shell
End is welded with spiral fixed column, and the surface of spiral fixed column is fixed with equidistant arc connection strap, outside the straight pin cylinder
Shell is welded with pedestal connector far from one end of spiral fixed column, and the inside of pedestal connector is equipped with equidistant arc clamping
Slot, and arc clamping groove and arc connection strap cooperate.
Preferably, the bottom end of the straight pin cylinder shell is equipped with cushion pad.
Preferably, it is all coated on the surface of the straight pin cylinder shell, pedestal connector and spiral fixed column anti-
Rust agent.
Preferably, the center position inside the metal baffle is equipped with anticreep through-hole.
Preferably, the inside of the aluminium film is filled with mixed metal body.
Preferably, the inside of the erosion resistant coating is equipped with equidistant active carbon.
Preferably, the equal length of the length of the high strength cast iron and straight pin cylinder shell.
Compared with prior art, the utility model has the beneficial effects that the engine straight pin not only increases straight pin
Safety when use, improves the utilization rate of straight pin, and extends the service life of straight pin；
1, center protruding pin is welded by the center position in straight pin cylinder interior of shell, the inside of center protruding pin is fixed
Metal baffle, the center position inside the protruding pin of center set metal balls, and the center position inside metal baffle installs anticreep
Through-hole, realizes the anti-drop function of straight pin, to improve safety when straight pin uses；
2, by welding spiral fixed column in the bottom end of straight pin cylinder shell, the surface of spiral fixed column is fixed equidistant
Arc connection strap, straight pin cylinder shell far from spiral fixed column one end weld pedestal connector, pedestal connector it is interior
Equidistant arc clamping groove is installed in portion, the disassembling function of straight pin is realized, to improve the utilization rate of straight pin；
3, by the equidistant high strength cast iron of interior welds in aluminium film, the surface wrap of high strength cast iron is fastened
Mixed metal body is filled in the inside of item, aluminium film, the anti-folding function of straight pin is enhanced, to extend the use of straight pin
Service life.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the schematic cross-sectional view of the utility model；
Fig. 3 is the overlooking structure diagram of the utility model；
Fig. 4 is the partial structural diagram of the utility model.
In figure: 1, straight pin cylinder shell；2, pedestal connector；3, cushion pad；4, arc connection strap；5, spiral is fixed
Column；6, metal baffle；7, arc clamping groove；8, anticreep through-hole；9, center protruding pin；10, metal balls；11, aluminium film；12,
Mixed metal body；13, erosion resistant coating；14, high strength cast iron；15, bracket；16, active carbon.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of engine straight pin, including cylinder pin
Body case 1, metal baffle 6, center protruding pin 9, metal balls 10 and aluminium film 11, the center inside straight pin cylinder shell 1
Center protruding pin 9 is welded at position, the bottom end of straight pin cylinder shell 1 is equipped with cushion pad 3, for being attached, center
The inside of protruding pin 9 is fixed with metal baffle 6, and the center position inside metal baffle 6 is equipped with anticreep through-hole 8, for carrying out
Anticreep, the center position inside center protruding pin 9 is equipped with metal balls 10, and metal balls 10 and metal baffle 6 cooperate,
The inside of straight pin cylinder shell 1 is equipped with aluminium film 11, and the inside of aluminium film 11 is filled with mixed metal body 12, for increasing
Its strong toughness, the inside of aluminium film 11 are fixed with erosion resistant coating 13, and the inside of erosion resistant coating 13 is equipped with equidistant active carbon 16, uses
In carrying out anti-corrosion, the interior welds of aluminium film 11 have equidistant high strength cast iron 14, the surface wrap of high strength cast iron 14
There is bracket 15, and bracket 15 and high strength cast iron 14 cooperate, it is solid that the bottom end of straight pin cylinder shell 1 is welded with spiral
Fixed column 5 is all coated with antirust agent on the surface of straight pin cylinder shell 1, pedestal connector 2 and spiral fixed column 5, for preventing
It only gets rusty, the surface of spiral fixed column 5 is fixed with equidistant arc connection strap 4, and straight pin cylinder shell 1 is fixed far from spiral
One end of column 5 is welded with pedestal connector 2, and the inside of pedestal connector 2 is equipped with equidistant arc clamping groove 7, and arc
Clamping groove 7 and arc connection strap 4 cooperate.
Working principle: in use, passing through 2 inside arc clamping groove 7 of pedestal connector and 5 inner arc of spiral fixed column first
Straight pin can be stably connected with by the mutual cooperation of shape connection strap 4, reached the function of replacement easy to disassemble, improved circle
The frequency of use of pin, then its toughness can be enhanced by the mixed metal body 12 inside the straight pin aluminium film 11, it is high-strength
Degree reinforcing bar 14 and bracket 15 can enhance the load power intensity of straight pin, and the active carbon 16 inside erosion resistant coating 13 can play corrosion-resistant
Effect, to extend the service life of straight pin, the metal baffle 6 inside center protruding pin 9 and anticreep through-hole 8 can play anticreep
Effect, thus improve straight pin use when safety, complete engine straight pin work.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (7)
1. a kind of engine straight pin, including straight pin cylinder shell (1), metal baffle (6), center protruding pin (9), metal balls
(10) and aluminium film (11), it is characterised in that: the internal center position of the straight pin cylinder shell (1) is welded with center
Protruding pin (9), the inside of center protruding pin (9) are fixed with metal baffle (6), and the internal center position of the center protruding pin (9) is set
Have metal balls (10), and metal balls (10) and metal baffle (6) cooperate, the straight pin cylinder shell (1) it is interior
Portion is equipped with aluminium film (11), and the inside of aluminium film (11) is fixed with erosion resistant coating (13), the inside of the aluminium film (11)
It is welded with equidistant high strength cast iron (14), the surface wrap of high strength cast iron (14) has bracket (15), and bracket
(15) it cooperating with high strength cast iron (14), the bottom end of the straight pin cylinder shell (1) is welded with spiral fixed column (5),
The surface of spiral fixed column (5) is fixed with equidistant arc connection strap (4), and the straight pin cylinder shell (1) is far from spiral
One end of fixed column (5) is welded with pedestal connector (2), and the inside of pedestal connector (2) is equipped with equidistant arc clamping
Slot (7), and arc clamping groove (7) and arc connection strap (4) cooperate.
2. a kind of engine straight pin according to claim 1, it is characterised in that: the straight pin cylinder shell (1)
Bottom end is equipped with cushion pad (3).
3. a kind of engine straight pin according to claim 1, it is characterised in that: the straight pin cylinder shell (1), bottom
Antirust agent is all coated on the surface of seat connector (2) and spiral fixed column (5).
4. a kind of engine straight pin according to claim 1, it is characterised in that: during the metal baffle (6) is internal
Anticreep through-hole (8) are installed at heart position.
5. a kind of engine straight pin according to claim 1, it is characterised in that: the inside of the aluminium film (11) is filled out
Filled with mixed metal body (12).
6. a kind of engine straight pin according to claim 1, it is characterised in that: the inside of the erosion resistant coating (13) is equipped with
Equidistant active carbon (16).
7. a kind of engine straight pin according to claim 1, it is characterised in that: the length of the high strength cast iron (14)
With the equal length of straight pin cylinder shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920378341.0U CN209654395U (en) | 2019-03-25 | 2019-03-25 | A kind of engine straight pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920378341.0U CN209654395U (en) | 2019-03-25 | 2019-03-25 | A kind of engine straight pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209654395U true CN209654395U (en) | 2019-11-19 |
Family
ID=68528000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920378341.0U Expired - Fee Related CN209654395U (en) | 2019-03-25 | 2019-03-25 | A kind of engine straight pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209654395U (en) |
-
2019
- 2019-03-25 CN CN201920378341.0U patent/CN209654395U/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 |
Granted publication date: 20191119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |