CN208132311U - A kind of telescopic pin limiting device - Google Patents
A kind of telescopic pin limiting device Download PDFInfo
- Publication number
- CN208132311U CN208132311U CN201820694043.8U CN201820694043U CN208132311U CN 208132311 U CN208132311 U CN 208132311U CN 201820694043 U CN201820694043 U CN 201820694043U CN 208132311 U CN208132311 U CN 208132311U
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- CN
- China
- Prior art keywords
- pull rod
- slot
- driving lever
- guide holder
- plate
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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 telescopic pin limiting devices, are related to field of automobile comprising attachment base, connecting plate, guide holder, driving lever and cylinder；The top surface of attachment base is provided with the first limited block；The side of connecting plate is provided with rotary clamp plate；The top of connecting plate is arranged in guide holder, and in guide holder be horizontally disposed with have through slot, towards rotary table, the other end of through slot is provided with limit plate for one end of the through slot；Sliding is provided with the first pull rod in through slot, and one end of first pull rod is connected with flexible spacer pin, and the other end of the first pull rod passes through limit plate and connect with one second pull rod；First rod outer sleeve is equipped with spring, and the both ends of the spring are held in flexible spacer pin and limit plate respectively；Driving lever has clicking section, first connecting portion and second connecting portion, and the clicking section of driving lever is for stirring the second pull rod；The first connecting portion of driving lever and the piston rod of cylinder are hinged；The second connecting portion of driving lever is hinged by pin shaft and rotary clamp plate.
Description
Technical field
The utility model relates to field of automobile, are specifically a kind of telescopic pin limiting devices.
Background technique
In automobile body welding, there are many distributions of the solder joint at the position to be welded of workpiece extensively, and welding position is more.In order to facilitate weldering
It connects, fixture needs are made into the structure with rotary table.But the fixture of this band revolution, the larger heavier-weight of structure, therefore
Inertia and impact force in turning course is very big, and when revolution needs to stop in place, common position limiting structure cannot be timely and effective
Rotating part above is limited, can be washed open generation by the impact force of rotating part and shake back and forth, cause very big noise, it is long
The vibration of time can also damage position limiting structure.
Utility model content
In view of the deficiencies in the prior art, the purpose of this utility model is to provide a kind of telescopic pin limiting device,
Its stable structure limits timely and effective.
To achieve the above objectives, the technical scheme adopted by the utility model is that：A kind of telescopic pin limiting device, for return
Turn pedestal to be limited, including attachment base, connecting plate, guide holder, driving lever and cylinder；The top surface of the attachment base, which is provided with, to be used for
Limit the first limited block of rotary table bottom surface；The connecting plate is vertically arranged in the side of attachment base, and the side of connecting plate
It is provided with rotary clamp plate；The top of connecting plate is arranged in the guide holder, and in guide holder be horizontally disposed with have through slot, the through slot
One end is provided with limit plate towards rotary table, the other end of through slot；Sliding is provided with the first pull rod in the through slot, this first
One end of pull rod is connected with flexible spacer pin, and the other end of the first pull rod passes through limit plate and connect with one second pull rod；Described
One rod outer sleeve is equipped with spring, and the both ends of the spring are held in flexible spacer pin and limit plate respectively；The cylinder is mounted on company
Position of the fishplate bar side close to bottom；The driving lever has clicking section, first connecting portion and second connecting portion, and the driving lever is dialled
Dynamic portion is for stirring the second pull rod；The first connecting portion of the driving lever and the piston rod of cylinder are hinged；The second of the driving lever connects
Socket part is hinged by pin shaft and rotary clamp plate.
Further improvement lies in that：The side of the flexible spacer pin offers limiting slot, the external setting of the guide holder
There is caging bolt, the end of the caging bolt passes through guide holder and is inserted into the limiting slot of flexible spacer pin.
Further improvement lies in that：The first bushing is provided in the through slot of the guide holder.
Further improvement lies in that：The both ends of second pull rod are both provided with circlip and the second bushing.
Further improvement lies in that：The side of the connecting plate position opposite with driving lever is provided with the second limited block.
Further improvement lies in that：The bottom surface of the rotary table is provided with the third limit matched with the first limited block
Block, the top surface of rotary table are provided with the 4th limited block matched with flexible spacer pin.
Further improvement lies in that：The rotary table is connect by mounting plate with the fixture with revolution.
The beneficial effects of the utility model are：
In utility model, telescopic pin limiting device is to stretch telescopic pin using the elastic force of spring when cylinder piston rod is stretched out
It is contacted out with the limited block of rotating part, so that rotating part be limited.Guide holder and following connection due to dress telescopic pin
Plate etc. is all Hard link, so telescopic pin will not be washed open generation and shaken back and forth by rotating part above when telescopic pin stretches out limit
It is dynamic.It is characterized in that stable structure, limits timely and effective.
Detailed description of the invention
Fig. 1 is the perspective view of telescopic pin limiting device in the utility model embodiment；
Fig. 2 is the perspective view of telescopic pin limiting device in the utility model embodiment.
Appended drawing reference：
1- attachment base；2- connecting plate；The first limited block of 3-；4- guide holder；5- stretches spacer pin；The first pull rod of 6-；7- bullet
Spring；The first bushing of 8-；9- caging bolt；The second limited block of 10-；11- rotary clamp plate；12- limit plate；The second bushing of 13-；14-
Second pull rod；15- circlip；16- driving lever；17- pin shaft；18- cylinder；The 4th limited block of 19-；20- rotary table；21-
Three limited blocks；22- mounting plate.
Specific embodiment
The embodiments of the present invention are described below in detail, the embodiment described example is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.
In the description of the present invention, it should be noted that for the noun of locality, if any term " center ", " laterally
(X) ", " longitudinal (Y) ", " vertical (Z) ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right",
The indicating positions such as "vertical", "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship be based on
Orientation or positional relationship shown in the drawings is merely for convenience of narration the utility model and simplifies description, rather than instruction or dark
Showing signified device or element must have a particular orientation, be constructed and operated with particular orientation, should not be understood as limiting this reality
With novel specific protection scope.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the utility model description, " several ", " several " are meant that two or more, remove
It is non-separately to have clearly specific restriction.
Made below with reference to the attached drawing of specification by being further described to specific embodiment of the present utility model
The technical solution of the utility model and its benefits are clearer.Describing embodiment below with reference to attached drawing is to show
Example property, it is intended to explain the utility model, and should not be understood as limiting the present invention.
Referring to figure 1 and figure 2, the utility model embodiment provides a kind of telescopic pin limiting device, for revolution bottom
Seat 20 is limited, including attachment base 1, connecting plate 2, guide holder 4, driving lever 16 and cylinder 18；
The top surface of attachment base 1 is provided with the first limited block 3 for limiting 20 bottom surface of rotary table；
Connecting plate 2 is vertically arranged in the side of attachment base 1, and the side of connecting plate 2 is provided with rotary clamp plate 11；Specifically
, the side of connecting plate 2 position opposite with driving lever 16 is provided with the second limited block 10.
The top of connecting plate 2 is arranged in guide holder 4, specifically, being provided with the first bushing 8 in the through slot of guide holder 4.Guiding
Being horizontally disposed in seat 4 has through slot, and towards rotary table 20, the other end of through slot is provided with limit plate 12 for one end of the through slot；It is logical
Sliding is provided with the first pull rod 6 in slot, and one end of first pull rod 6 is connected with flexible spacer pin 5, the other end of the first pull rod 6
It is connect across limit plate 12 with one second pull rod 14；It is set with spring 7 outside first pull rod 6, the both ends of the spring 7 are held in respectively
Flexible spacer pin 5 and limit plate 12；
Cylinder 18 is mounted on 2 side of connecting plate close to the position of bottom；
Driving lever 16 has clicking section, first connecting portion and second connecting portion, and the clicking section of driving lever 16 is for stirring the second drawing
Bar 14；Specifically, the both ends of the second pull rod 14 are both provided with circlip 15 and the second bushing 13.The first connecting portion of driving lever 16
It is hinged with the piston rod of cylinder 18；The second connecting portion of driving lever 16 is hinged by pin shaft 17 and rotary clamp plate 11.
Specifically, the side of flexible spacer pin 5 offers limiting slot, the outside of guide holder 4 is provided with caging bolt 9, should
The end of caging bolt 9 passes through guide holder 4 and is inserted into the limiting slot of flexible spacer pin 5.It can prevent flexible spacer pin 5 from rotating,
Ensure that flexible spacer pin 5 is moved in a straight line along through slot.
Specifically, the bottom surface of rotary table 20 is provided with the third limited block 21 matched with the first limited block 3, bottom is turned round
The top surface of seat 20 is provided with the 4th limited block 19 matched with flexible spacer pin 5.In the present embodiment, rotary table 20 passes through peace
Loading board 22 is connect with the fixture with revolution.
The working principle of the utility model is：
Flexible spacer pin 5 stretches out cylinder in the extended state.Therefore original state is cylinder piston rod stretching, spring, which is in, to be stretched
It does well.When cylinder piston rod retracts, driving lever is as cylinder piston rod is around pin shaft rotation, and driving lever is in rotation by the second pull rod
Toward post-tensioning.Second pull rod is connected by screw to the first pull rod, and the first pull rod is connected through a screw thread with flexible spacer pin 5.When
When two pull rods are by past post-tensioning, the spacer pin 5 that stretches is retracted, and spring is in compressive state.Telescopic pin rotates in order to prevent, in flexible limit
A limiting slot is opened on the pin 5 of position, the caging bolt that an end is cylinder is filled on guide holder, makes flexible spacer pin 5 along limit
Slot moves in a straight line in guide holder.Flexible spacer pin 5 need to only be not exposed to the 4th limit installed on rotary table 20 after retracting
Position block 19, therefore required stroke is smaller, and the lesser cylinder of stroke can be selected when selecting cylinder.
Cylinder telescopic pin in retracted mode retracts.This apparatus structure is compact, saves space, with buffer with the use of steady
It is qualitative good, long service life, vibration and noise when reducing revolution in place.
In the description of specification, reference term " one embodiment ", " preferably ", " example ", " specific example " or " one
The description of a little examples " etc. means particular features, structures, materials, or characteristics described in conjunction with this embodiment or example, is contained in
In at least one embodiment or example of the utility model, in the present specification not necessarily for the schematic representation of above-mentioned term
Refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any one
It is combined in a suitable manner in a or multiple embodiments or example.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the utility model
It is not limited to above-mentioned specific embodiment, it is equal using the improvement of techniques well known and substitution on the basis of the utility model
The protection scope of the utility model is fallen in, should be limited by each claim.
Claims (7)
1. a kind of telescopic pin limiting device, for being limited to rotary table (20), it is characterised in that：Including attachment base (1),
Connecting plate (2), guide holder (4), driving lever (16) and cylinder (18)；
The top surface of the attachment base (1) is provided with the first limited block (3) for limiting rotary table (20) bottom surface；
The connecting plate (2) is vertically arranged in the side of attachment base (1), and the side of connecting plate (2) is provided with rotary clamp plate
(11)；
The guide holder (4) is arranged on the top of connecting plate (2), and is horizontally disposed in guide holder (4) and has through slot, and the one of the through slot
Towards rotary table (20), the other end of through slot is provided with limit plate (12) at end；Sliding is provided with the first pull rod in the through slot
(6), one end of first pull rod (6) is connected with flexible spacer pin (5), and the other end of the first pull rod (6) passes through limit plate (12)
It is connect with one second pull rod (14)；Spring (7) are set with outside first pull rod (6), the both ends of the spring (7) are held in respectively
Flexible spacer pin (5) and limit plate (12)；
The cylinder (18) is mounted on connecting plate (2) side close to the position of bottom；
The driving lever (16) has clicking section, first connecting portion and second connecting portion, and the clicking section of the driving lever (16) is for dialling
Dynamic second pull rod (14)；The first connecting portion of the driving lever (16) and the piston rod of cylinder (18) are hinged；The driving lever (16)
Second connecting portion is hinged by pin shaft (17) and rotary clamp plate (11).
2. telescopic pin limiting device according to claim 1, it is characterised in that：It opens the side of the flexible spacer pin (5)
Equipped with limiting slot, the outside of the guide holder (4) is provided with caging bolt (9), and the end of the caging bolt (9) passes through guide holder
(4) it is inserted into the limiting slot of flexible spacer pin (5).
3. telescopic pin limiting device according to claim 1, it is characterised in that：Setting in the through slot of the guide holder (4)
There are the first bushing (8).
4. telescopic pin limiting device according to claim 1, it is characterised in that：The both ends of second pull rod (14) are all set
It is equipped with circlip (15) and the second bushing (13).
5. telescopic pin limiting device according to claim 1, it is characterised in that：The side of the connecting plate (2) and driving lever
(16) opposite position is provided with the second limited block (10).
6. telescopic pin limiting device according to claim 1, it is characterised in that：The bottom surface of the rotary table (20) is arranged
There is the third limited block (21) matched with the first limited block (3), the top surface of rotary table (20) is provided with and flexible spacer pin
(5) the 4th limited block (19) matched.
7. telescopic pin limiting device according to claim 1, it is characterised in that：The rotary table (20) passes through mounting plate
(22) it is connect with the fixture with revolution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820694043.8U CN208132311U (en) | 2018-05-10 | 2018-05-10 | A kind of telescopic pin limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820694043.8U CN208132311U (en) | 2018-05-10 | 2018-05-10 | A kind of telescopic pin limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208132311U true CN208132311U (en) | 2018-11-23 |
Family
ID=64313561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820694043.8U Expired - Fee Related CN208132311U (en) | 2018-05-10 | 2018-05-10 | A kind of telescopic pin limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208132311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253018A (en) * | 2020-10-28 | 2021-01-22 | 中煤科工集团重庆研究院有限公司 | Spacing bolt and applied drilling rod manipulator of this spacing bolt |
-
2018
- 2018-05-10 CN CN201820694043.8U patent/CN208132311U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253018A (en) * | 2020-10-28 | 2021-01-22 | 中煤科工集团重庆研究院有限公司 | Spacing bolt and applied drilling rod manipulator of this spacing bolt |
| CN112253018B (en) * | 2020-10-28 | 2022-10-11 | 中煤科工集团重庆研究院有限公司 | Drill rod manipulator of spacing bolt and applied this spacing bolt |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181123 Termination date: 20200510 |