CN211687065U - Clamping device - Google Patents
Clamping device Download PDFInfo
- Publication number
- CN211687065U CN211687065U CN202020027907.8U CN202020027907U CN211687065U CN 211687065 U CN211687065 U CN 211687065U CN 202020027907 U CN202020027907 U CN 202020027907U CN 211687065 U CN211687065 U CN 211687065U
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- rotating
- end part
- abutting end
- base wall
- clamp
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- 238000000034 method Methods 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 description 15
- 238000007599 discharging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
A clamping device comprises a shaft rod, at least one clamp and a limiting piece. The shaft extends in the length direction. The clamp comprises a first rotating piece and a second rotating piece which are spaced at two opposite sides of the shaft rod in the width direction and are rotatably pivoted on the shaft rod. The limiting part comprises a limiting part and two fixing parts, the limiting part extends along the length direction and penetrates between the first rotating part and the second rotating part, two opposite side edges of the limiting part in the width direction are respectively spaced from the first rotating part and the second rotating part, the fixing parts are spaced at two sides of the clamp in the length direction, two opposite ends of each fixing part are respectively fixed on the limiting part and the shaft rod, and therefore the limiting part cannot rotate relative to the shaft rod and limits the rotating angle of the clamp. Therefore, the rotating angle of the clamp relative to the shaft lever is limited, the rotatable elasticity of the clamp is reserved, and the clamp can be prevented from being inserted into the conveying belt in the upward rotating process of the clamping device.
Description
Technical Field
The utility model relates to a clamping device especially relates to a clamping device for centre gripping base plate.
Background
Generally, a clamping device for clamping a substrate to be transported includes a shaft disposed on a conveyor belt and at least one clamp disposed on the shaft. The clamping device moves circularly through the conveying belt, specifically, when the conveying belt corresponds to one end where the substrate enters, the clamping device can clamp the side edge of the substrate through the clamp, and moves the substrate to one end, where the conveying belt is ready to output the substrate, of the conveying belt along with the operation of the conveying belt, and after the substrate is released, the clamping device rotates upwards along with the conveying belt and returns to the end, where the substrate is ready to be clamped. For the existing clamping device, the clamp can rotate relative to the shaft rod, so that when the clamping end of the clamp deviates and is not aligned to the substrate, an operator can conveniently adjust the clamping end in time, and the clamp can smoothly clamp the substrate. However, when the clamping device releases the substrate and rotates upward, the clamp may rotate downward due to gravity, and thus may be inserted into the conveyor belt, which may damage the clamp and the conveyor belt. Therefore, how to prevent the clamp from being inserted into the conveying belt on the premise of the existing clamp is a problem which needs to be overcome at present.
Disclosure of Invention
The objective of the present invention is to provide a clamping device for solving the above problems.
The utility model discloses a clamping device contains axostylus axostyle, at least one anchor clamps and locating part. The shaft extends in a length direction. The clamp comprises a first rotating piece and a second rotating piece which are spaced at two opposite sides of the shaft rod in the width direction and are rotatably pivoted on the shaft rod. The limiting part comprises a limiting part and two fixing parts, the limiting part extends along the length direction and penetrates between the first rotating part and the second rotating part, two opposite side edges of the limiting part in the width direction are respectively spaced from the first rotating part and the second rotating part, the fixing parts are spaced at two sides of the clamp in the length direction, and two opposite ends of each fixing part are respectively fixed to the limiting part and the shaft rod, so that the limiting part cannot rotate relative to the shaft rod and limits the rotation angle of the clamp.
In some embodiments, the first rotating member has a first base wall extending along the height direction, and two first pivot walls extending from two opposite sides of the first base wall toward the second rotating member direction and pivotally connected to the shaft, the first base wall has a first abutting end portion and a first pressing end portion higher than the first abutting end portion; the second rotating part is provided with a second base wall extending along the height direction, and two second pivoting walls which respectively extend from two opposite sides of the second base wall towards the first rotating part direction and are pivoted on the shaft rod, and the second base wall is provided with a second abutting end part adjacent to the first abutting end part and a second pressing end part higher than the second abutting end part; the clamp further comprises an elastic piece which is positioned between the first rotating piece and the second rotating piece and fixed on the shaft rod, and two opposite ends of the elastic piece respectively and tightly abut against the first abutting end part and the second abutting end part so as to enable the first abutting end part and the second abutting end part to be close to each other.
In some embodiments, the limiting portion is rectangular and has a front edge adjacent to and spaced apart from the first base wall and a rear edge adjacent to and spaced apart from the second base wall, the front edge is spaced apart from the first base wall by a first distance in a range of 1-2 mm, the rear edge is spaced apart from the second base wall by a second distance in a range of 1-2 mm, and the second distance is in a range of 1-2 mm.
The utility model discloses a clamping device contains axostylus axostyle, at least one anchor clamps and locating part. The shaft extends in a length direction. The clamp comprises a first rotating piece and a second rotating piece which are spaced at two opposite sides of the shaft rod in the width direction and rotatably pivoted on the shaft rod. The limiting piece surrounds the periphery of the clamp, two opposite side portions in the width direction are respectively spaced from the clamp, and two opposite side portions in the length direction are respectively fixed to the shaft rod, so that the limiting piece cannot rotate relative to the shaft rod and limits the rotation angle of the clamp.
The beneficial effects of the utility model reside in that: the clamping device is fixed on the shaft rod through the limiting piece, the first distance and the second distance are reserved between the clamping device and the first rotating piece and between the clamping device and the second rotating piece, and meanwhile, the clamping device has the functions of limiting the rotating angle of the clamp relative to the shaft rod and reserving the rotatable elasticity of the clamp, so that the clamping device is ensured not to be inserted into the conveying belt in the upward rotating process of the clamping device. In addition, the angle of the clamp can be easily adjusted by an operator.
Drawings
Other features and advantages of the present invention will become apparent from the following detailed description of the preferred embodiments with reference to the accompanying drawings, in which:
FIG. 1 is a schematic side view of a first embodiment of a clamping device of the present invention, illustrating the clamping device mounted on a conveyor belt;
FIG. 2 is a schematic perspective view of the first embodiment illustrating the structure of the clamping device;
FIG. 3 is an exploded perspective view of the first embodiment illustrating details of the clamping assembly;
FIG. 4 is a cross-sectional view taken along line IV-IV of FIG. 2 illustrating the spacing between the limiter and the clamp of the illustrated embodiment;
FIG. 5 is an enlarged partial schematic view of FIG. 1;
fig. 6 is a perspective view of a second embodiment of the clamping device of the present invention;
FIG. 7 is an exploded perspective view of the second embodiment illustrating details of the clamping assembly; and
FIG. 8 is a cross-sectional view taken along line VIII-VIII of FIG. 6 illustrating the spacing between the stop and the clamp of the embodiment.
Detailed Description
Before the present invention is described in detail, it should be noted that in the following description, like elements are represented by like reference numerals.
Referring to fig. 1 and 2, a first embodiment of the clamping device 100 of the present invention includes a shaft rod 1, at least one clamp 2 and a position-limiting member 3. In this embodiment, for example, a plurality of clamping devices 100 are mounted on a conveyor belt 9, the conveyor belt 9 has a feeding end 91 and a discharging end 92, and the clamping devices 100 can clamp the substrate 8 at the feeding end 91 and convey the substrate 8 to the discharging end 92. And then turned back up to the feed end 91.
For each clamping device 100, the shaft 1 extends in a length direction D1. The opposite ends of the shaft lever 1 are fixed to the conveyor belt 9.
Referring to fig. 2 to 4, in the embodiment, for example, two clamps 2 are spaced apart from each other along the length direction D1 and are pivoted to the shaft rod 1, but the number of the clamps 2 may be increased or decreased according to the actual use state. Specifically, each of the clamping devices 2 includes a first rotating member 21, a second rotating member 22 and an elastic member 23. The first rotating member 21 and the second rotating member 22 are spaced apart from opposite sides of the shaft 1 in a width direction D2 perpendicular to the length direction D1 and are rotatably pivoted to the shaft 1. The first rotating member 21 specifically has a first base wall 211 extending along a height direction D3 perpendicular to the length direction D1 and the width direction D2, and two first pivot walls 212 extending from two opposite sides of the first base wall 211 toward the second rotating member 22 and pivoted to the shaft rod 1, wherein the first base wall 211 spans the upper and lower sides of the shaft rod 1 and has a first abutting end 213, a first pressing end 214 higher than the first abutting end 213, two first side edges 215 spaced apart from each other in the length direction D1 and extending along the height direction D3, and two first side wall portions 216 extending from the first side edges 215 toward the second rotating member 22. More specifically, the first base wall 211 extends downward from the first abutting end 214 along the height direction D3 and then extends downward toward the second rotating member 22 to the first abutting end 213. The end edge of the first side wall 216 is spaced from the shaft 1. The first pivot walls 212 extend from the first side wall 216 toward the second rotating member 22 at the same height as the shaft 1, and are sleeved on the shaft 1.
The second rotating member 22 is similar to the first rotating member 21 in size and structure, and the second rotating member 22 specifically has a second base wall 221 extending along the height direction D3, and two second pivot walls 222 extending from two opposite sides of the second base wall 221 toward the first rotating member 21 and pivotally connected to the shaft rod 1, wherein the second base wall 221 spans over the upper and lower sides of the shaft rod 1 and has a second abutting end 223, a second pressing end 224 higher than the second abutting end 223, two second side edges 225 spaced apart from each other in the length direction D1 and extending along the height direction D3, and two second side walls 226 extending from the second side edges 225 toward the first rotating member 21. More specifically, the second base wall 221 extends downward from the second abutting end 224 along the height direction D3 and then extends downward toward the first rotating member 21 to the second abutting end 223, and the second abutting end 223 is as high as the first abutting end 213, so that the first abutting end 213 and the second abutting end 223 can abut against each other. The end edge of the second side wall 226 is spaced from the shaft 1. The second pivot walls 222 extend from the second side wall 226 toward the first rotating member 21 at the same height as the shaft 1, respectively, are sleeved on the shaft 1, and are adjacent to the outer side surfaces of the first pivot walls 212, respectively. In addition, the elastic member 23 is exemplified by a torsion spring, which is sleeved on the shaft rod 1 and located between the first base wall 211 and the second base wall 221, one end of the elastic member 23 is tightly abutted against the inner side surface of the first abutting end portion 214, and the other end is tightly abutted against the inner side surface of the second abutting end portion 224, so that the first abutting end portion 214 and the second abutting end portion 224 are separated from each other, and the first abutting end portion 213 and the second abutting end portion 223 are close to each other, so as to tightly clamp the substrate 8.
The position-limiting member 3 is generally U-shaped and includes a position-limiting portion 31 and two fixing portions 32, wherein, the position-limiting portion 31 is substantially rectangular and extends between the first rotating member 21 and the second rotating member 22, and the height is between the first abutting end 213 and the shaft rod 1, the limiting portion 31 extends along the length direction D1, and two opposite ends respectively protrude from the clamp 2, the position-limiting portion 31 has a left side edge 311 and a right side edge 312 spaced apart from opposite sides of the clip 2 in the length direction D1 and extending in the width direction D2, and a front side edge 313 and a rear side edge 314 spaced apart in the width direction D2 and extending in the length direction D1, the front edge 313 is spaced from the first sidewall 216 by a first distance L1, and the first distance L1 is preferably 1-2 mm. The rear skirt 314 is spaced apart from the second sidewall 226 by a second distance L2, wherein the second distance L2 is preferably in the range of 1-2 mm. The fixing portions 32 are respectively connected to the left side edge 311 and the right side edge 312 and extend along the height direction D3, the fixing portions 32 are further sleeved on the shaft rod 1 and fixed to the shaft rod 1 by welding, so as to ensure that the limiting member 3 cannot rotate relative to the shaft rod 1, and the inner surface of each fixing portion 32 contacts against the side edge of the clamp 2, so as to limit the clamp 2 from moving along the length direction D1.
Referring to fig. 1, 2, 4 and 5, according to the above structure, even if the clamp 2 is shifted and the first abutting end 213 and the second abutting end 223 are not aligned with each other before the clamping device 100 reaches the feeding end 91 of the conveyor belt 9, since the first distance L1 and the second distance L2 are maintained between the first rotating member 21, the second rotating member 22 and the limiting portion 31, the operator can rotate the clamp 2 to align the first abutting end 213 and the second abutting end 223 with each other to smoothly clamp the substrate 8. Further, after the clamping device 100 moves to the discharge end 92 and releases the substrate 8, it will continue to be pivoted upward to return to the feed end 91. In the process of upward rotation, the rotation angle of the clamp 2 relative to the shaft rod 1 is limited by the limiting part 31, so that the clamp 2 is ensured not to be inserted into the conveying belt 9, and the smoothness of movement of the clamping device 100 is improved.
Referring to fig. 6 to 8, the difference between the second embodiment and the first embodiment of the clamping device 100 of the present invention is the structural shape of the limiting member 3, and the first pivoting wall 212 is adjacent to the outer side of the second pivoting wall 222, respectively. Specifically, the limiting member 3 is annular and surrounds the circumference of the fixture 2, and the limiting member 3 has a first limiting portion 33 spaced from the outer surface of the first base wall 211, a second limiting portion 34 spaced from the outer surface of the second base wall 221, and two fixing portions 32. The first position-limiting portion 33 and the second position-limiting portion 34 extend along the length direction D1, the inner surface of the first position-limiting portion 33 is spaced from the outer surface of the first base wall 211 by a first distance L1, the inner surface of the second position-limiting portion 34 is spaced from the outer surface of the second base wall 221 by a second distance L2, the first distance L1 is preferably 1-2 mm, and the second distance L2 is preferably 1-2 mm. In addition, the fixing portions 32 extend along the width direction D2, two opposite ends of each fixing portion 32 are respectively connected to one end of the first position-limiting portion 33 and one end of the second position-limiting portion 34, and an inner surface of each fixing portion 32 contacts against a side edge of the fixture 2, so as to limit the fixture 2 from moving along the length direction D1.
To sum up, the utility model discloses clamping device 100 borrow by locating part 3 be fixed in axostylus axostyle 1 and with first rotating part 21 with second rotating part 22 remain first interval L1 with second interval L2 has the restriction simultaneously concurrently anchor clamps 2 for the turned angle of axostylus axostyle 1 and remain again anchor clamps 2 rotatable elasticity, borrow this to reach and work as the in-process of clamping device 100 upwards gyration, ensure anchor clamps 2 can not insert conveyer belt 9. In addition, the angle of the clamp 2 can be easily adjusted by an operator, so that the purpose of the utility model can be achieved.
The above description is only an example of the present invention, and the scope of the present invention should not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still within the scope of the present invention.
Claims (5)
1. A clamping device, characterized by: the clamping device includes:
a shaft rod extending in a length direction;
at least one clamp including first and second rotating members spaced apart from opposite sides of the shaft in a width direction and rotatably pivoted to the shaft; and
the limiting part comprises a limiting part and two fixing parts, the limiting part extends along the length direction and penetrates between the first rotating part and the second rotating part, two opposite side edges of the limiting part in the width direction are respectively spaced from the first rotating part and the second rotating part, the fixing parts are spaced at two sides of the clamp in the length direction, and two opposite ends of each fixing part are respectively fixed to the limiting part and the shaft rod, so that the limiting part cannot rotate relative to the shaft rod and limits the rotation angle of the clamp.
2. The clamping device of claim 1, wherein: the first rotating part is provided with a first base wall extending along the height direction and two first pivoting walls which respectively extend from two opposite sides of the first base wall towards the second rotating part direction and are pivoted on the shaft rod, and the first base wall is provided with a first abutting end part and a first pressing end part higher than the first abutting end part; the second rotating part is provided with a second base wall extending along the height direction, and two second pivoting walls which respectively extend from two opposite sides of the second base wall towards the first rotating part direction and are pivoted on the shaft rod, and the second base wall is provided with a second abutting end part adjacent to the first abutting end part and a second pressing end part higher than the second abutting end part; the clamp further comprises an elastic piece which is positioned between the first rotating piece and the second rotating piece and fixed on the shaft rod, and two opposite ends of the elastic piece respectively and tightly abut against the first abutting end part and the second abutting end part so as to enable the first abutting end part and the second abutting end part to be close to each other.
3. The clamping device of claim 2, wherein: the limiting portion is rectangular and is provided with a front side edge and a rear side edge, the front side edge is adjacent to and spaced from the first base wall, the rear side edge is adjacent to and spaced from the second base wall, the front side edge and the first base wall are spaced by a first spacing range, the first spacing range is 1-2 mm, the rear side edge and the second base wall are spaced by a second spacing range, and the second spacing range is 1-2 mm.
4. A clamping device, characterized by: the clamping device includes:
a shaft rod extending in a length direction;
at least one clamp including first and second rotating members spaced apart from opposite sides of the shaft in a width direction and rotatably pivoted to the shaft; and
the limiting piece surrounds the periphery of the clamp, two opposite side portions in the width direction are respectively spaced from the clamp, and two opposite side portions in the length direction are respectively fixed on the shaft rod, so that the limiting piece cannot rotate relative to the shaft rod and limits the rotation angle of the clamp.
5. The clamping device of claim 4, wherein: the first rotating part is provided with a first base wall extending along the height direction and two first pivoting walls which respectively extend from two opposite sides of the first base wall towards the second rotating part direction and are pivoted on the shaft rod, and the first base wall is provided with a first abutting end part and a first pressing end part higher than the first abutting end part; the second rotating part is provided with a second base wall extending along the height direction, and two second pivoting walls which respectively extend from two opposite sides of the second base wall towards the first rotating part direction and are pivoted on the shaft rod, and the second base wall is provided with a second abutting end part adjacent to the first abutting end part and a second pressing end part higher than the second abutting end part; the clamp further comprises an elastic piece which is positioned between the first rotating piece and the second rotating piece and fixed on the shaft rod, and two opposite ends of the elastic piece respectively and tightly abut against the first abutting end part and the second abutting end part so as to enable the first abutting end part and the second abutting end part to be close to each other.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW108215996U TWM593061U (en) | 2019-12-02 | 2019-12-02 | Holder |
| TW108215996 | 2019-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211687065U true CN211687065U (en) | 2020-10-16 |
Family
ID=71133163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020027907.8U Active CN211687065U (en) | 2019-12-02 | 2020-01-07 | Clamping device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN211687065U (en) |
| TW (1) | TWM593061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906531A (en) * | 2022-05-23 | 2022-08-16 | 上海图灵智算量子科技有限公司 | Clamping method for photomask plate |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI741755B (en) * | 2020-08-25 | 2021-10-01 | 群翊工業股份有限公司 | Transfer equipment |
-
2019
- 2019-12-02 TW TW108215996U patent/TWM593061U/en unknown
-
2020
- 2020-01-07 CN CN202020027907.8U patent/CN211687065U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906531A (en) * | 2022-05-23 | 2022-08-16 | 上海图灵智算量子科技有限公司 | Clamping method for photomask plate |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM593061U (en) | 2020-04-01 |
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