CN210949443U - Tail pin of hydraulic cylinder - Google Patents
Tail pin of hydraulic cylinder Download PDFInfo
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- CN210949443U CN210949443U CN201921867288.7U CN201921867288U CN210949443U CN 210949443 U CN210949443 U CN 210949443U CN 201921867288 U CN201921867288 U CN 201921867288U CN 210949443 U CN210949443 U CN 210949443U
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Abstract
The utility model relates to an equipment connection technical field specifically is a pneumatic cylinder tail pin, including the round pin head, the fixedly connected with round pin post of center department of round pin head one side, the cavity has been seted up to the inside of round pin post, the through-hole has all been seted up to the both sides of cavity inner wall, one side fixedly connected with dog that the cavity inner wall is close to the round pin head, the one end fixedly connected with closing cap of round pin head is kept away from to the round pin post. This pneumatic cylinder end pin, through having set up metal shrapnel and fore-set, one side fixedly connected with baffle that metal shrapnel is close to the through-hole, one side fixedly connected with fixture block of baffle, and fixture block and through-hole sliding connection, two upper and lower intervals of metal shrapnel are equal with the maximum diameter of fore-set, can make the fixture block at the automatic jack-up of promotion of metal shrapnel, thereby the restriction pin post drops, and in the middle of twisting the metal shrapnel to the fore-set, alright in order to withstand the fixture block, in use the fixture block can not rock, the problem that traditional checkpost damaged easily and drops has been solved, reach the purpose that.
Description
Technical Field
The utility model relates to an equipment connection technical field specifically is a pneumatic cylinder tail pin.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion or swinging motion. It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The pneumatic cylinder generally uses the terminal pin to connect when rotating connection mechanical structure, the terminal pin that uses at present is many to insert the terminal pin spacing hole through the checkpost and carries on spacingly, because the size of checkpost is less than spacing hole, the checkpost can rock in spacing hole in the work, and the checkpost is many to be very thin spring steel and make easy damage, very easily lead to the checkpost to drop or split, and because the terminal pin to the interval between the checkpost and the connection structure between have the space unavoidably, the terminal pin rocks back and forth in the use, the damage of checkpost can aggravate so not only, still can lead to connecting unstably, consequently the utility model provides a pneumatic cylinder terminal pin for solve the not enough of current pneumatic cylinder terminal pin.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a pneumatic cylinder end pin has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a tail pin of a hydraulic cylinder comprises a pin head, a pin column is fixedly connected at the center of one side of the pin head, a cavity is formed in the pin column, through holes are formed in both sides of the inner wall of the cavity, a stop block is fixedly connected at one side of the inner wall of the cavity, which is close to the pin head, a seal cover is fixedly connected at one end of the pin column, which is far away from the pin head, a metal elastic sheet is fixedly connected at the center of one side of the seal cover, a baffle is fixedly connected at one side of the metal elastic sheet, which is close to the through holes, a clamping block is fixedly connected at one side of the baffle, a threaded hole is formed at the circle center of the pin head, a threaded column is in threaded connection with the inside of the threaded hole, a knob is fixedly connected at one end of the threaded column, a top column is fixedly connected at one end of the threaded column, and a pressing plate is connected to one side, close to the pressing spring, of the outer wall of the pin column in a sliding manner.
Optionally, the position of the fixture block corresponds to the position of the through hole, the size of the fixture block is matched with the size of the through hole, and the fixture block is slidably connected with the through hole.
Optionally, the top pillar penetrates through the stop block, and the top pillar is connected with the stop block in a sliding manner.
Optionally, one end of the top pillar close to the limiting block corresponds to the middle position of the metal elastic sheet, and one end of the top pillar close to the limiting block is provided with a circular truncated cone inclined surface.
Optionally, one end of the compression spring is fixedly connected with the pin head, and the end of the compression spring, which is far away from the pin head, is fixedly connected with the compression plate.
Optionally, a through hole is formed in the circle center of the stop block, the size of the stop block through hole is larger than that of the threaded column, and the size of the stop block through hole is smaller than that of the limiting block.
Optionally, the distance between the upper sheet and the lower sheet of the metal elastic sheet is equal to the maximum diameter of the top column.
Optionally, the size of the baffle is larger than that of the through hole.
(III) advantageous effects
The utility model provides a pneumatic cylinder tail pin possesses following beneficial effect:
1. through having set up metal shrapnel and fore-set, one side fixedly connected with baffle that metal shrapnel is close to the through-hole, one side fixedly connected with fixture block of baffle, and fixture block and through-hole sliding connection, two upper and lower intervals of metal shrapnel are equal with the maximum diameter of fore-set, can make the fixture block prop up in the promotion automation of metal shrapnel, thereby the restriction pin post drops, need not to insert the checkpost again, and in the middle of twisting the fore-set metal shrapnel, alright in order to withstand the fixture block, in use the fixture block can not rock, wearing and tearing are little, and be difficult to the whereabouts, the problem that traditional checkpost damaged the drop easily has.
2. Through having set up pressure spring and pressure strip, and pressure spring's one end and round pin head fixed connection, pressure spring keeps away from the one end and the pressure strip fixed connection of round pin head, can make pressure strip push up tight junction under pressure spring's promotion to rock about reducing the round pin post, under pressure spring's cushioning effect, can effectively reduce the harm of rocking moreover, reach the purpose that improves connection stability.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the pin of the present invention;
fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention.
In the figure: 1-pin head, 2-pin column, 3-compression spring, 4-compression plate, 5-threaded column, 6-knob, 7-fixture block, 8-cavity, 9-sealing cover, 10-metal shrapnel, 11-baffle, 12-threaded hole, 13-top column, 14-limiting block, 15-baffle and 16-through hole.
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.
Referring to fig. 1 to 3, the present invention provides a technical solution: a hydraulic cylinder end pin comprises a pin head 1, a pin column 2 is fixedly connected at the center of one side of the pin head 1, a cavity 8 is arranged inside the pin column 2, through holes 16 are respectively arranged at the two sides of the inner wall of the cavity 8, a stop block 15 is fixedly connected at one side of the inner wall of the cavity 8, which is close to the pin head 1, a seal cover 9 is fixedly connected at one end of the pin column 2, which is far away from the pin head 1, a metal elastic sheet 10 is fixedly connected at the center of one side of the seal cover 9, which is close to the pin column 2, a baffle plate 11 is fixedly connected at one side of the metal elastic sheet 10, which is close to the through holes 16, a fixture block 7 is fixedly connected at one side of the baffle plate 11, a threaded hole 12 is arranged at the center of the pin head 1, a threaded column 5 is in threaded connection with the inner thread of the threaded hole 12, a knob 6 is fixedly connected at one end of the, a pressing plate 4 is connected to one side of the outer wall of the pin column 2 close to the pressing spring 3 in a sliding manner.
The position of the fixture block 7 corresponds to the position of the through hole 16, the size of the fixture block 7 is matched with the size of the through hole 16, and the fixture block 7 is in sliding connection with the through hole 16, so that the fixture block 7 can slide up and down in the through hole 16.
The top pillar 13 penetrates through the stop block 15, the top pillar 13 is connected with the stop block 15 in a sliding mode, and the stop block 15 can also have the effect of strengthening the strength of the pin column 2.
The end of the top column 13 close to the limiting block 14 corresponds to the middle position of the metal elastic sheet 10, the end of the top column 13 close to the limiting block 14 is provided with a circular truncated cone inclined surface, the circular truncated cone inclined surface conveniently guides the top column 13 to be inserted between the metal elastic sheets 10, and the edge of the top column 13 is prevented from propping against the metal elastic sheet 10 and cannot enter.
One end of the compression spring 3 is fixedly connected with the pin head 1, and one end of the compression spring 3, which is far away from the pin head 1, is fixedly connected with the compression plate 4, so that the compression spring 3 can push the compression plate 4 to compress tightly.
The through-hole has been seted up to the centre of a circle department of dog 15, and the size of dog 15 through-hole is greater than the size of screw post 5, and the size of dog 15 through-hole is less than stopper 14's size to make stopper 14 can't pass through in the dog 15, play the purpose that restriction fore-set 13 deviates from.
The distance between the upper sheet and the lower sheet of the metal elastic sheet 10 is equal to the maximum diameter of the top column 13, and after the top column 13 is inserted between the metal elastic sheets 10, the metal elastic sheets 10 cannot rebound, so that the falling of the fixture block 7 is limited.
The size of the baffle 11 is larger than that of the through hole 16, and the baffle 11 can limit the fixture block 7 to be separated from the through hole 16, so that the position of the fixture block 7 is limited.
In conclusion, when the hydraulic cylinder end pin is used, the metal elastic sheet 10 and the ejection column 13 are arranged, the baffle 11 is fixedly connected to one side of the metal elastic sheet 10 close to the through hole 16, the fixture block 7 is fixedly connected to one side of the baffle 11, the fixture block 7 is slidably connected with the through hole 16, the distance between the upper sheet and the lower sheet of the metal elastic sheet 10 is equal to the maximum diameter of the ejection column 13, the fixture block 7 can be pushed and automatically supported on the metal elastic sheet 10, so that the pin column 2 is limited from falling off, a clip is not required to be inserted, the ejection column 13 is screwed into the middle of the metal elastic sheet 10 to be capable of propping against the fixture block 7, the fixture block 7 cannot shake, the abrasion is small and the fixture block 7 is difficult to fall off in use, the problem that the conventional clip is easy to damage and fall off is solved, the purpose of prolonging the service life is achieved, the compression spring 3 and the compression plate 4 are further arranged, one end of the compression spring 3, can make pressure strip 4 push up tight junction under pressure spring 3's promotion to reduce and rock about round pin post 2, under pressure spring 3's cushioning effect, can effectively reduce the harm of rocking moreover, reach the purpose that improves connection stability.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a pneumatic cylinder end pin, includes round pin head (1), its characterized in that: a pin column (2) is fixedly connected at the center of one side of the pin head (1), a cavity (8) is formed in the pin column (2), through holes (16) are formed in both sides of the inner wall of the cavity (8), a stop block (15) is fixedly connected at one side, close to the pin head (1), of the inner wall of the cavity (8), a sealing cover (9) is fixedly connected at one end, far away from the pin head (1), of the pin column (2), a metal elastic sheet (10) is fixedly connected at the center of one side, close to the pin column (2), of the sealing cover (9), a baffle plate (11) is fixedly connected at one side, close to the through holes (16), of the metal elastic sheet (10), a clamping block (7) is fixedly connected at one side of the baffle plate (11), a threaded hole (12) is formed in the circle center of the pin head (1), a threaded column (5) is connected in a threaded manner inside of the threaded hole (, the one end fixedly connected with fore-set (13) of knob (6) is kept away from in screw thread post (5), one side fixedly connected with stopper (14) of screw thread post (5) are kept away from in fore-set (13), pressure spring (3) have been cup jointed to the outer wall of round pin post (2), one side sliding connection that round pin post (2) outer wall is close to pressure spring (3) has pressure strip (4).
2. A hydraulic cylinder end pin according to claim 1, wherein: the position of the clamping block (7) corresponds to the position of the through hole (16), the size of the clamping block (7) is matched with that of the through hole (16), and the clamping block (7) is connected with the through hole (16) in a sliding mode.
3. A hydraulic cylinder end pin according to claim 1, wherein: the top pillar (13) penetrates through the stop block (15), and the top pillar (13) is connected with the stop block (15) in a sliding mode.
4. A hydraulic cylinder end pin according to claim 1, wherein: one end of the top column (13) close to the limiting block (14) corresponds to the middle position of the metal elastic sheet (10), and one end of the top column (13) close to the limiting block (14) is provided with a circular truncated cone inclined surface.
5. A hydraulic cylinder end pin according to claim 1, wherein: one end of the compression spring (3) is fixedly connected with the pin head (1), and one end, far away from the pin head (1), of the compression spring (3) is fixedly connected with the compression plate (4).
6. A hydraulic cylinder end pin according to claim 1, wherein: the through hole is formed in the circle center of the stop block (15), the size of the through hole of the stop block (15) is larger than that of the threaded column (5), and the size of the through hole of the stop block (15) is smaller than that of the limiting block (14).
7. A hydraulic cylinder end pin according to claim 1, wherein: the distance between the upper sheet and the lower sheet of the metal elastic sheet (10) is equal to the maximum diameter of the top column (13).
8. A hydraulic cylinder end pin according to claim 1, wherein: the size of the baffle (11) is larger than that of the through hole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921867288.7U CN210949443U (en) | 2019-10-31 | 2019-10-31 | Tail pin of hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921867288.7U CN210949443U (en) | 2019-10-31 | 2019-10-31 | Tail pin of hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210949443U true CN210949443U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921867288.7U Active CN210949443U (en) | 2019-10-31 | 2019-10-31 | Tail pin of hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210949443U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112623871A (en) * | 2020-12-22 | 2021-04-09 | 安徽企盈汽配股份有限公司 | Wire harness winding machine for ABS sensor |
| CN112695688A (en) * | 2020-12-28 | 2021-04-23 | 博信达建设集团有限公司 | Road surface cleaning equipment for municipal construction |
-
2019
- 2019-10-31 CN CN201921867288.7U patent/CN210949443U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112623871A (en) * | 2020-12-22 | 2021-04-09 | 安徽企盈汽配股份有限公司 | Wire harness winding machine for ABS sensor |
| CN112623871B (en) * | 2020-12-22 | 2023-11-03 | 安徽企盈汽配股份有限公司 | Wire harness winding machine for ABS sensor |
| CN112695688A (en) * | 2020-12-28 | 2021-04-23 | 博信达建设集团有限公司 | Road surface cleaning equipment for municipal construction |
| CN112695688B (en) * | 2020-12-28 | 2022-08-16 | 博信达建设集团有限公司 | Road surface cleaning equipment for municipal construction |
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