CN207161843U - A kind of pneumatic actuator high intensity shifting fork device - Google Patents
A kind of pneumatic actuator high intensity shifting fork device Download PDFInfo
- Publication number
- CN207161843U CN207161843U CN201721167125.9U CN201721167125U CN207161843U CN 207161843 U CN207161843 U CN 207161843U CN 201721167125 U CN201721167125 U CN 201721167125U CN 207161843 U CN207161843 U CN 207161843U
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- China
- Prior art keywords
- drive lugs
- pneumatic actuator
- guiding drive
- high intensity
- utility
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Abstract
The utility model discloses a kind of pneumatic actuator high intensity shifting fork device, and it includes shift fork side and is provided with upper guiding drive lugs and lower guiding drive lugs, and crank slot is respectively equipped with upper guiding drive lugs and lower guiding drive lugs；Output shaft hole is provided among shift fork, two pin holes are provided with the outside of output shaft hole.The utility model overall construction design is reasonable, and in light weight, small volume, wear-resisting intensity are high, easy for installation, after the high strength alloy steel by special type processing, extends service life.
Description
Technical field
It the utility model is related to a kind of pneumatic actuator equipment component, and in particular to a kind of pneumatic actuator is high
Intensity shifting fork device.
Background technology
In pneumatic actuator apparatus field, fork type pneumatic actuator is a kind of stroke piston formula executing agency, is fitted
With the switch cutoff or measure control of the valve (such as ball valve, butterfly valve, plug valve) of 90 ° of corners.Its operation principle is compressed air
Into cylinder, piston movement is promoted, the linear motion of piston is switched to the rotary motion of output shaft by shift fork, shift fork drives defeated
Shaft rotates, so as to realize the control to valve.Due to the reciprocal operation of piston in executing agency, connect the shift fork of piston rod by
Power is big and easy to wear, needs detachable maintaining to change after abrasion, influences the normal operation of equipment.
The content of the invention
Goal of the invention：The purpose of this utility model is to overcome deficiency of the prior art, there is provided a kind of alloy steel products
Matter, high mechanical strength, rational in infrastructure, installation and a kind of convenient pneumatic actuator high intensity shifting fork device of follow-up replacing.
Technical scheme：In order to solve the above-mentioned technical problem, a kind of pneumatic actuator described in the utility model is with high-strength
Shifting fork device is spent, structure and working principle of the present utility model is：Shift fork side is provided with upper and lower two and is oriented to drive lugs, and two are oriented to
Crank slot is respectively equipped with drive lugs；Shift fork is by being oriented to drive lugs using installing on crank slot by rolling bearing, slightly follow closely, block
The guiding transmission component of spring composition is connected with piston rod；Output shaft hole is provided among shift fork, output shaft hole is provided with output shaft, defeated
Two pin holes are provided with the outside of shaft outlet hole；Shift fork is connected using output shaft with valve, realizes the switch control to valve.
A kind of pneumatic actuator high intensity shifting fork device described in the utility model, its preparation method is with each component
Mass percent is C：0.34~0.37%, Si：0.58~0.67%, Cr：2.48~4.25%, Mn：1.26~1.35%,
Mo：0.32~0.34%, V：0.059~0.071%, N：0.002~0.005%, Ti：0.013~0.021%, S：≤
0.002%, P：≤ 0.002%, B：≤ 0.003%, remaining is Fe and very small amount impurity；
A kind of pneumatic actuator preparation method of high intensity shifting fork device includes dispensing, cast, heat treatment, boring and milling step
Suddenly, it is specially：
(1) dispensing：Using said components dispensing by mass percentage；
(2) pour into a mould：Base is poured into according to drawing, and is heated to 1160 DEG C~1260 DEG C, is incubated 1.5~2.5 hours；
(3) it is heat-treated：After blank moulding by casting, carry out Quenching Treatment, and 225 DEG C~365 DEG C be tempered 1~2 hour, so
After naturally cool to normal temperature；
(4) boring and milling：Drilled according to drawing size boring and milling, obtain a kind of pneumatic actuator high intensity shift fork dress
Put.
Beneficial effect：Compared with prior art, its remarkable advantage is the utility model：The utility model overall construction design
Rationally, in light weight, small volume, wear-resisting intensity are high, dimension easy for installation with piston rod and valve, time saving and energy saving, particularly follow-up
Replacing is repaiied, reduces the labor intensity of operation.After the high strength alloy steel for employing extraordinary processing in addition, its service life obtains
Increase substantially.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is above to regard structural representation；
Fig. 3 regards structural representation under being；
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of pneumatic actuator high intensity shifting fork device described in the utility model, it includes shift fork
Side is provided with upper guiding drive lugs 1 and lower guiding drive lugs 2, and upper guiding drive lugs 1 are provided with crank slot 31, lower to be oriented to transmission
Projection 2 is provided with the crank slot 32 with 31 corresponding size of crank slot；Output shaft hole 4 is provided among shift fork, the outside of output shaft hole 4 is provided with
Pin hole 51 and pin hole 52.
A kind of described pneumatic actuator high intensity shifting fork device, its preparation method is with the mass percent of each component
For C：0.34~0.37%, Si：0.58~0.67%, Cr：2.48~4.25%, Mn：1.26~1.35%, Mo：0.32~
0.34%, V：0.059~0.071%, N：0.002~0.005%, Ti：0.013~0.021%, S：≤ 0.002%, P：≤
0.002%, B：≤ 0.003%, remaining is Fe and very small amount impurity；
A kind of described pneumatic actuator preparation method of high intensity shifting fork device include dispensing, cast, heat treatment,
Boring and milling step, it is specially：
(1) dispensing：Using said components dispensing by mass percentage；
(2) pour into a mould：Base is poured into according to drawing, and is heated to 1160 DEG C~1260 DEG C, is incubated 1.5~2.5 hours；
(3) it is heat-treated：After blank moulding by casting, carry out Quenching Treatment, and 225 DEG C~365 DEG C be tempered 1~2 hour, so
After naturally cool to normal temperature；
(4) boring and milling：Drilled according to drawing size boring and milling, obtain a kind of pneumatic actuator high intensity shift fork dress
Put.
The utility model provides a kind of thinking and method, and it is many to implement method and the approach of the technical scheme, with
Only it is preferred embodiment of the present utility model described in upper, it is noted that for those skilled in the art,
On the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improvements and modifications should also regard
For the scope of protection of the utility model, the available prior art of each part being not known in the present embodiment is realized.
Claims (1)
1. a kind of pneumatic actuator high intensity shifting fork device, it is characterised in that described shift fork side is provided with upper be oriented to and passed
Dynamic projection (1) and lower guiding drive lugs (2), upper guiding drive lugs (1) are provided with crank slot (31), lower guiding drive lugs (2)
It is provided with the crank slot (32) of size corresponding with crank slot (31)；Output shaft hole (4), output shaft hole (4) outside are provided among shift fork
Provided with pin hole (51) and pin hole (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721167125.9U CN207161843U (en) | 2017-09-13 | 2017-09-13 | A kind of pneumatic actuator high intensity shifting fork device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721167125.9U CN207161843U (en) | 2017-09-13 | 2017-09-13 | A kind of pneumatic actuator high intensity shifting fork device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161843U true CN207161843U (en) | 2018-03-30 |
Family
ID=61721549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721167125.9U Active CN207161843U (en) | 2017-09-13 | 2017-09-13 | A kind of pneumatic actuator high intensity shifting fork device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489810A (en) * | 2017-09-13 | 2017-12-19 | 无锡市诚天诺执行器制造有限公司 | A kind of pneumatic actuator high intensity shifting fork device and preparation method thereof |
-
2017
- 2017-09-13 CN CN201721167125.9U patent/CN207161843U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489810A (en) * | 2017-09-13 | 2017-12-19 | 无锡市诚天诺执行器制造有限公司 | A kind of pneumatic actuator high intensity shifting fork device and preparation method thereof |
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