CN207735829U - A kind of save space high-precision anti-rotation locating pin structure - Google Patents
A kind of save space high-precision anti-rotation locating pin structure Download PDFInfo
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- CN207735829U CN207735829U CN201721769634.9U CN201721769634U CN207735829U CN 207735829 U CN207735829 U CN 207735829U CN 201721769634 U CN201721769634 U CN 201721769634U CN 207735829 U CN207735829 U CN 207735829U
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- axle sleeve
- hole
- guide rod
- stand
- sulculus
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Abstract
The utility model discloses a kind of save space high-precision anti-rotation locating pin structures.It includes cylinder, guide rod, axle sleeve, anti-rotation bolt；There is sulculus to be set on guide rod, anti-rotation bolt is matched with the sulculus on guide rod；Axle sleeve stand left and right ends are separately connected cylinder and cover board；There are two axle sleeves to be located in axle sleeve stand and be located at axle sleeve stand both ends, the outer diameter of axle sleeve is more than the internal diameter of the third through-hole on axle sleeve stand；Guide rod sequentially passes through the second through-hole on cover board, the third through-hole on axle sleeve stand, the first through hole on two axle sleeves, is connect with cylinder connector, and the guide rod other end is connected to positioning pin connection, cylinder connector on the shaft of cylinder；Sulculus is located in axle sleeve stand；Anti-rotation bolt sequentially passes through pin hole, sulculus on axle sleeve stand, and anti-rotation bolt both ends are located on the pin hole of axle sleeve stand.Have the advantages that occupy little space, stable structure, it is flexible it is smooth, precision is high, at low cost.
Description
Technical field
The utility model is related to automobile body-in-white welding industry technology fields, and it is high-precision more specifically to say it is a kind of save space
Anti-rotation locating pin structure is spent, the operation equipment being accurately positioned and design space is narrow is suitble to.
Background technology
Automobile body-in-white welding industry, in order to ensure that the welding precision of white body, sheet metal component needs are accurately positioned, generally adopt
It is positioned with positioning pin plus backing pressure block；In order to facilitate operator's pickup, scalable positioning finger setting, and scalable positioning are generally used
Pin design is generally using double guide rod cylinders, this structure occupied space is big, structural instability, easily eccentric, bayonet lock phenomenon easily occurs.
Using double guide rod cylinders, occupied space is big, structural instability, easily eccentric, easily blocks for scalable positioning pin design
Phenomenon is sold, welding quality and size cannot be guaranteed vehicle precision, had an impact to rear vehicle operating characteristics, including appearance member size
Mismatch error is bigger than normal etc..
Invention content
The purpose of this utility model is to provide a kind of save space high-precision anti-rotation locating pin structure, occupies little space, structure
Stablize, it is flexible it is smooth, precision is high, at low cost.
To achieve the goals above, the technical solution of the utility model is：A kind of save space high-precision anti-rotation positioning pin knot
Structure, including cylinder, guide rod, axle sleeve, it is characterised in that：It further include anti-rotation bolt；There is sulculus to be set on guide rod, anti-rotation bolt with
Sulculus on guide rod matches；Axle sleeve stand left and right ends are separately connected cylinder and cover board；There are two axle sleeves to be located at axle sleeve stand
Interior and be located at axle sleeve stand both ends, the outer diameter of axle sleeve is more than the internal diameter of the third through-hole on axle sleeve stand；
Guide rod sequentially passes through the second through-hole on cover board, the third through-hole on axle sleeve stand, on two axle sleeves
One through-hole, connect with cylinder connector, and the guide rod other end is connected to positioning pin connection, cylinder connector on the shaft of cylinder；
Sulculus is located in axle sleeve stand；
Anti-rotation bolt sequentially passes through pin hole, sulculus on axle sleeve stand, and anti-rotation bolt both ends are located at the pin hole of axle sleeve stand
On.
In the above-mentioned technical solutions, the second through-hole is located in the middle part of cover board, and third through-hole is located in the middle part of axle sleeve stand, and first is logical
Hole is located at the middle part of axle sleeve；Second through-hole, third through-hole, first through hole center line on the same line.
In the above-mentioned technical solutions, manhole is located on guide rod.
The utility model has the following advantages that：
(1) it is suitble to the operation workshop being accurately positioned and design space is narrow；
(2) it occupies little space, stable structure stretches smooth, fully meets the beat requirement of client's weldment；
(3) the utility model action is smooth, precision is high, at low cost, and it is easily eccentric to overcome the prior art, bayonet lock feelings occurs
Condition, disadvantage of high cost.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the utility model deployed configuration schematic diagram.
1- cylinders in figure, 1.1- shafts, 2- cylinder connectors, 3- axle sleeves, 4- cover boards, 5- axle sleeve stands, 5.1- pin holes, 6- are anti-
Turn bolt, 7- guide rods, 7.1- sulculuses, 7.2- manholes, 8- positioning pins, 9.1- first through hole, the second through-holes of 9.2-, 9.3- thirds
Through-hole.
Specific implementation mode
The performance that according to the present invention will be described in detail below with reference to the accompanying drawings, but they are not constituted to the utility model
It limits, it is only for example.The advantages of making the utility model by explanation simultaneously, is more clear and is readily appreciated that.
Refering to known to attached drawing：A kind of save space high-precision anti-rotation locating pin structure, including cylinder 1, guide rod 7, axle sleeve 3, also
Including anti-rotation bolt 6；There is sulculus 7.1 to be set on guide rod 7, anti-rotation bolt 6 is matched with the sulculus 7.1 on guide rod 7；Sleeve block
Sub 5 left and right ends are separately connected cylinder 1 and cover board 4；There are two axle sleeves 3 to be located in axle sleeve stand 5 and is located at axle sleeve stand
5 both ends, the outer diameter of axle sleeve 3 are more than the internal diameter of the third through-hole 9.3 on axle sleeve stand 5；
7 one end of guide rod sequentially passes through the second through-hole 9.2 on cover board 4,9.3, two axis of third through-hole on axle sleeve stand 5
First through hole 9.1 on set 3, connect, 7 other end of guide rod is connect with positioning pin 8, and cylinder connector 2 is connected to gas with cylinder connector 2
On the shaft 1.1 of cylinder 1；
Sulculus 7.1 is located in axle sleeve stand 5；
Anti-rotation bolt 6 sequentially passes through pin hole 5.1, sulculus 7.1 on axle sleeve stand 5, and 6 both ends of anti-rotation bolt are located at sleeve block
On the pin hole 5.1 of son 5, prevent positioning pin from rotating.
Second through-hole 9.2 is located at 4 middle part of cover board, and third through-hole 9.3 is located at 5 middle part of axle sleeve stand, and first through hole 9.1 is located at
The middle part of axle sleeve 3；Second through-hole 9.2, third through-hole 9.3, first through hole 9.1 center line on the same line, stable structure,
It is flexible smooth.
There is manhole 7.2 to be located on guide rod 7, there is positioning pin mounting hole to be set to guide rod end, positioning pin mounting hole and inspection
It repaiies hole 7.2 to be connected (as shown in Figure 1 and Figure 2), easy access and replacement positioning pin；There is threaded hole to be set on guide rod, is convenient for spiral shell
Line fixed locating stud.
A kind of course of work of save space high-precision anti-rotation locating pin structure described in the utility model is as follows：1 band of cylinder
Dynamic guide rod 7 does stretching motion, and to drive positioning pin 8 to do stretching motion, anti-rotation bolt 6 is located at limitation guide rod 7 in sulculus 7.1
The direction of motion rotates to limit the direction of motion of positioning pin 8 when preventing positioning pin 8 from doing stretching motion.
In order to more clearly illustrate a kind of save space high-precision anti-rotation locating pin structure described in the utility model
The possessed advantage compared with existing positioning pin, staff are compared both technical solutions, comparing result
Such as following table：
As seen from the above table, a kind of save space high-precision anti-rotation locating pin structure described in the utility model and existing positioning
Pin is compared, and small volume, occupied space are smaller, and precision is accurate, and structure is relatively stablized, and action is smooth, and price is relatively low.
Other unaccounted parts belong to the prior art.
Claims (3)
1. a kind of save space high-precision anti-rotation locating pin structure, including cylinder (1), guide rod (7), axle sleeve (3), it is characterised in that：
Further include anti-rotation bolt (6)；There is sulculus (7.1) to be set on guide rod (7), anti-rotation bolt (6) and the sulculus on guide rod (7)
(7.1) it matches；Axle sleeve stand (5) left and right ends are separately connected cylinder (1) and cover board (4)；There are two axle sleeves (3) to be located at axle sleeve
In stand (5) and axle sleeve stand (5) both ends are located at, the outer diameter of axle sleeve (3) is more than the third through-hole on axle sleeve stand (5)
(9.3) internal diameter；
Guide rod (7) one end sequentially pass through the second through-hole (9.2) on cover board (4), the third through-hole (9.3) on axle sleeve stand (5),
First through hole (9.1) on two axle sleeves (3), connect with cylinder connector (2), and guide rod (7) other end is connect with positioning pin (8),
Cylinder connector (2) is connected on the shaft (1.1) of cylinder (1)；
Sulculus (7.1) is located in axle sleeve stand (5)；
Anti-rotation bolt (6) sequentially passes through pin hole (5.1), sulculus (7.1) on axle sleeve stand (5), and anti-rotation bolt (6) both ends are located at
On the pin hole (5.1) of axle sleeve stand (5).
2. a kind of save space high-precision anti-rotation locating pin structure according to claim 1, it is characterised in that：Second through-hole
(9.2) it is located in the middle part of cover board (4), third through-hole (9.3) is located in the middle part of axle sleeve stand (5), and first through hole (9.1) is located at axle sleeve
(3) middle part；Second through-hole (9.2), third through-hole (9.3), first through hole (9.1) center line on the same line.
3. a kind of save space high-precision anti-rotation locating pin structure according to claim 2, it is characterised in that：There is manhole
(7.2) it is located on guide rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721769634.9U CN207735829U (en) | 2017-12-18 | 2017-12-18 | A kind of save space high-precision anti-rotation locating pin structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721769634.9U CN207735829U (en) | 2017-12-18 | 2017-12-18 | A kind of save space high-precision anti-rotation locating pin structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207735829U true CN207735829U (en) | 2018-08-17 |
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ID=63118402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721769634.9U Active CN207735829U (en) | 2017-12-18 | 2017-12-18 | A kind of save space high-precision anti-rotation locating pin structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207735829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014719A (en) * | 2018-08-15 | 2018-12-18 | 长春森酉科技有限公司 | A kind of automatic telescopic locating device |
-
2017
- 2017-12-18 CN CN201721769634.9U patent/CN207735829U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014719A (en) * | 2018-08-15 | 2018-12-18 | 长春森酉科技有限公司 | A kind of automatic telescopic locating device |
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