CN209970037U - Pin pulling mechanism - Google Patents
Pin pulling mechanism Download PDFInfo
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- CN209970037U CN209970037U CN201920937577.3U CN201920937577U CN209970037U CN 209970037 U CN209970037 U CN 209970037U CN 201920937577 U CN201920937577 U CN 201920937577U CN 209970037 U CN209970037 U CN 209970037U
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- pin
- head
- bayonet
- cylinder
- limiting sleeve
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Abstract
The utility model discloses a pin pulling mechanism, which comprises a mounting support plate, wherein the lower end of the mounting support plate is respectively connected with a cylinder mounting support and a column cap, the lower end of the column cap is connected with a bayonet head, and an ejection spring is arranged in the column cap and the bayonet head; one end of the ejection spring is connected with an ejection pin; a plurality of steel balls are arranged around the bottom of the bayonet head, and a bayonet limiting sleeve is sleeved outside the bayonet head; a circle of chamfer is arranged on the inner side of the bottom of the bayonet lock limiting sleeve, and a circle of cavity for containing the steel ball is formed between the chamfer and the outer side of the bayonet lock head; and one side of the cylinder mounting bracket is connected with a pin pulling cylinder, and a sliding block on the pin pulling cylinder is connected with one end of the bayonet lock limiting sleeve. Compared with the prior art, the utility model discloses a pull out round pin mechanism, through the effect of pull out round pin cylinder with the steel ball card go into the arc fluting of locating pin, extract the locating pin through outside tensile cylinder, whole pull out round pin process is by mechanical operation mode replacement original manual work mode, has improved production efficiency greatly.
Description
Technical Field
The utility model relates to the field of mechanical equipment, specifically indicate a pull out pin mechanism.
Background
The engine cylinder body of the automobile comprises an upper cylinder body and a lower cylinder body, the lower cylinder body is generally fixed on a support through a positioning pin in the assembly process of a production line, then the upper cylinder body is fixedly arranged on the lower cylinder body, and after the whole assembly process is finished, the positioning pin needs to be pulled out, and then the engine cylinder body is taken out; in the traditional mode, the pin is pulled out in a manual mode, so that time and labor are wasted, and the production efficiency is not improved.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to above-mentioned prior art not enough, and provide a pull out pin mechanism.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a pin pulling mechanism comprises an installation support plate, wherein the lower end of the installation support plate is respectively connected with an air cylinder installation support and a column head, the lower end of the column head is connected with a clamping pin head, and an ejection spring is arranged in the column head and the clamping pin head; one end of the ejection spring is connected with the interior of the column head, and the other end of the ejection spring is connected with an ejection pin; a plurality of steel balls are arranged around the bottom of the bayonet head, and a bayonet limiting sleeve is sleeved outside the bayonet head; a circle of chamfer is arranged on the inner side of the bottom of the bayonet lock limiting sleeve, and a circle of cavity for containing the steel ball is formed between the chamfer and the outer side of the bayonet lock head; and one side of the cylinder mounting bracket is connected with a pin pulling cylinder, and a sliding block on the pin pulling cylinder is connected with one end of the bayonet lock limiting sleeve.
Furthermore, a convex shoulder is arranged inside the clamping pin head and is clamped with the pin head of the ejection pin.
Furthermore, the number of the steel balls is four, and step-type through holes for containing the steel balls are formed in the periphery of the bottom of the clamping pin head.
Compared with the prior art, the utility model discloses a pull out round pin mechanism, through the effect of pull out round pin cylinder with the steel ball card go into the arc fluting of locating pin, extract the locating pin through outside tensile cylinder, whole pull out round pin process is by mechanical operation mode replacement original manual work mode, has improved production efficiency greatly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view taken at line A-A of FIG. 1;
the device comprises a mounting support plate 1, a mounting support plate 2, a cylinder mounting support 3, a column head 4, a bayonet head 5, an ejection spring 6, an ejection pin 7, a steel ball 8, a bayonet limiting sleeve 9, a pin pulling cylinder 10 and a shoulder.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, a pin pulling mechanism comprises a mounting bracket plate 1, wherein the mounting bracket plate 1 is connected to a piston end of an external stretching cylinder, the lower end of the mounting bracket plate 1 is respectively connected with a cylinder mounting bracket 2 and a column head 3, the lower end of the column head 3 is connected with a bayonet head 4, and an ejection spring 5 is arranged in the column head 3 and the bayonet head 4; one end of the ejection spring 5 is connected with the interior of the column head 3, and the other end of the ejection spring is connected with an ejection pin 6; a plurality of steel balls 7 are arranged around the bottom of the bayonet head 4, and a bayonet limiting sleeve 8 is sleeved outside the bayonet head 4; a circle of chamfer is arranged on the inner side of the bottom of the bayonet lock limiting sleeve 8, and a circle of cavity for containing the steel ball is formed between the chamfer and the outer side of the bayonet lock head 4; the utility model discloses a pneumatic pin pulling device, including cylinder installing support 2, slide block, bayonet lock restriction cover 8, in this embodiment, pin pulling cylinder 9 adopts the pneumatic type rodless cylinder, and the work of pin pulling cylinder 9 is controlled through outside air supply to cylinder installing support 2 one side is connected with pin pulling cylinder 9, the slider on the pin pulling cylinder 9 is connected with bayonet lock restriction cover 8 one end.
Furthermore, a convex shoulder 10 is arranged inside the clamping pin head 4, and the convex shoulder 10 is clamped with the pin head of the ejection pin 6.
Further, in this embodiment, the number of the steel balls 7 is four, and step-type through holes for accommodating the steel balls 7 are formed around the bottom of the pin clamping head 4.
The theory of operation, to pull out the round pin mechanism and set up in the top that corresponds the locating pin, accomplish the assembly back when the car cylinder body, outside tensile cylinder work pushes down, entangle the locating pin with bayonet lock head 4, pull out round pin cylinder 9 and push down this moment, the slider on pulling out round pin cylinder 9 drives bayonet lock restriction cover 8 and pushes down, because bayonet lock restriction cover 8 bottom inboard is provided with the round chamfer, bayonet lock restriction cover 8 pushes down in-process steel ball 7 card in the recess of locating pin, then outside tensile cylinder work is pulled up, extract the locating pin, pull out round pin cylinder 9 and return after that, under ejecting spring 5's effect, the steel ball returns, the locating pin is sent out bayonet lock head 4.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make modifications or changes without departing from the spirit of the present invention.
Claims (3)
1. The utility model provides a pull out round pin mechanism, includes the installation mounting panel, its characterized in that: the lower end of the mounting support plate is respectively connected with a cylinder mounting support and a column head, the lower end of the column head is connected with a bayonet head, and an ejection spring is arranged in the column head and the bayonet head; one end of the ejection spring is connected with the interior of the column head, and the other end of the ejection spring is connected with an ejection pin; a plurality of steel balls are arranged around the bottom of the bayonet head, and a bayonet limiting sleeve is sleeved outside the bayonet head; a circle of chamfer is arranged on the inner side of the bottom of the bayonet lock limiting sleeve, and a circle of cavity for containing the steel ball is formed between the chamfer and the outer side of the bayonet lock head; and one side of the cylinder mounting bracket is connected with a pin pulling cylinder, and a sliding block on the pin pulling cylinder is connected with one end of the bayonet lock limiting sleeve.
2. A pin pulling mechanism as claimed in claim 1, wherein: and a convex shoulder is arranged inside the clamping pin head and is clamped with the pin head of the ejection pin.
3. A pin pulling mechanism as claimed in claim 1, wherein: the number of the steel balls is four, and step-type through holes used for containing the steel balls are formed in the periphery of the bottom of the clamping pin head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920937577.3U CN209970037U (en) | 2019-06-20 | 2019-06-20 | Pin pulling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920937577.3U CN209970037U (en) | 2019-06-20 | 2019-06-20 | Pin pulling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209970037U true CN209970037U (en) | 2020-01-21 |
Family
ID=69266522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920937577.3U Active CN209970037U (en) | 2019-06-20 | 2019-06-20 | Pin pulling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209970037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935749A (en) * | 2021-03-04 | 2021-06-11 | 广西玉柴机器股份有限公司 | Automatic turning device of diesel engine tray |
-
2019
- 2019-06-20 CN CN201920937577.3U patent/CN209970037U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112935749A (en) * | 2021-03-04 | 2021-06-11 | 广西玉柴机器股份有限公司 | Automatic turning device of diesel engine tray |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230216 Address after: Room 132, Building 46, No. 52 Torch Road, High-tech Zone, Suzhou, Jiangsu 215000 Patentee after: Guangye Intelligent Equipment (Suzhou) Co.,Ltd. Address before: No.30, Xinhe Road, development zone, Nantong City, Jiangsu Province, 226000 Patentee before: NANTONG GUANGYE AUTOMATION SYSTEM ENGINEERING Co.,Ltd. |