CN220617515U - Powerful long-stroke pneumatic clamping device - Google Patents
Powerful long-stroke pneumatic clamping device Download PDFInfo
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- CN220617515U CN220617515U CN202322143336.0U CN202322143336U CN220617515U CN 220617515 U CN220617515 U CN 220617515U CN 202322143336 U CN202322143336 U CN 202322143336U CN 220617515 U CN220617515 U CN 220617515U
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- cylinder
- seat
- cylinder seat
- clamping device
- pneumatic clamping
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- 238000009434 installation Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a powerful long-stroke pneumatic clamping device, which comprises a mounting seat, wherein one side of the mounting seat is provided with a mounting groove, two ends of the mounting groove are respectively provided with an end cover, and a plurality of guide rods are connected between the two end covers; each cylinder module comprises a cylinder seat, a piston arranged in the cylinder seat and a piston rod connected with the piston; the two cylinder modules are respectively arranged at one end of the mounting groove, and the cylinder barrel seat of each cylinder module is movably sleeved on the outer wall of the guide rod; one end of a piston rod of each cylinder module penetrates out of the cylinder seat, extends into the end cover corresponding to the cylinder seat and is fixedly connected with the end cover. The utility model is based on the design of the double-cylinder pneumatic unit, adopts a moving mode of taking the cylinder barrel seat as the clamping jaw by adopting the piston rod to be motionless, can increase the clamping stroke while ensuring stronger rigidity and clamping force, and has reasonable overall design, compact structure, convenient use and strong practicability.
Description
Technical Field
The utility model relates to the technical field of pneumatic clamping, in particular to a powerful long-stroke pneumatic clamping device.
Background
In the field of assembly and automation, the workpiece with larger carrying capacity is clamped by using a powerful long-stroke pneumatic clamping jaw under the condition that the workpiece is heavier, and if the hub of an automobile is required to be clamped, the problem of unstable clamping can be caused under the condition that the hub is overweight. At present, the common pneumatic clamping cylinder has shorter clamping stroke and poor effect in the actual use process, so that the pneumatic clamping cylinder needs to be improved.
Disclosure of Invention
The utility model aims to provide a powerful long-stroke pneumatic clamping device, which is based on the design of a double-cylinder pneumatic unit, adopts a piston rod to be motionless, takes a cylinder barrel seat as a movement mode of a clamping jaw, ensures stronger rigidity and clamping force, can increase the clamping stroke, and has reasonable overall design, compact structure, convenient use and strong practicability.
In order to achieve the above purpose, the following technical scheme is adopted:
a powerful long-stroke pneumatic clamping device comprises
The mounting seat is provided with a mounting groove at one side, two ends of the mounting groove are respectively provided with an end cover, and a plurality of guide rods are connected between the two end covers;
each cylinder module comprises a cylinder seat, a piston arranged in the cylinder seat and a piston rod connected with the piston;
the two cylinder modules are respectively arranged at one end of the mounting groove, and the cylinder barrel seat of each cylinder module is movably sleeved on the outer wall of the guide rod; one end of a piston rod of each cylinder module penetrates out of the cylinder seat, extends into the end cover corresponding to the cylinder seat and is fixedly connected with the end cover; and the cylinder seat of each cylinder module is also provided with an air inlet, and the air inlet is used for being connected with an air source to drive the cylinder seat to slide along the guide rod.
Further, one ends of the two cylinder barrel seats, which are close to each other, are fixedly provided with a rack shaft, and one end of the rack shaft on each cylinder barrel seat is movably inserted into the other cylinder barrel seat; a gear is also arranged in the mounting groove, and the gear is positioned between the two rack shafts; the external wall length direction of the two rack shafts is also provided with insections, and the two rack shafts are connected with the gears in a meshed way through the insections.
Further, one end of each cylinder seat, which is close to each other, is also provided with an insertion hole, and one end of the rack shaft on each cylinder seat is correspondingly and movably inserted into the insertion hole of the other cylinder seat.
Further, a fixed block is also arranged in the mounting groove, and the gear is arranged on the fixed block.
Further, a fixing plate is further arranged in the middle of the installation groove, and the guide rod penetrates through the fixing plate to be arranged.
Further, one end of the cylinder seat is provided with a containing cavity which penetrates through to the other end of the cylinder seat, and two ends of the containing cavity are respectively provided with a front cover and a rear cover; the piston and the piston rod are arranged in the accommodating cavity.
Further, the outer walls of the front cover and the rear cover are also sleeved with sealing rings.
Further, a plurality of mounting holes are further formed in one side of the cylinder barrel seat.
By adopting the scheme, the utility model has the beneficial effects that:
the device adopts the piston rod motionless based on the design of double-cylinder pneumatic unit, with the cylinder seat as the motion mode of clamping jaw, when guaranteeing to have stronger rigidity and clamping force, also can increase the centre gripping stroke, its overall design is reasonable, compact structure, convenient to use, the practicality is strong.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a cross-sectional view (clamped state) of the present utility model;
wherein, the attached drawings mark and illustrate:
1-a mounting seat; 2-end covers; 3-a guide rod; 4-a cylinder module; 5-a rack shaft; 6-a gear; 7, a fixed block; 8-a fixing plate; 51-insection; 11-mounting groove; 41-cylinder seat; 42-a piston; 43-a piston rod; 44—a front cover; 45-a rear cover; 46-blind rivet.
Detailed Description
The utility model will be described in detail below with reference to the drawings and the specific embodiments.
Referring to fig. 1 to 3, the utility model provides a powerful long-stroke pneumatic clamping device, which comprises a mounting seat 1, wherein one side of the mounting seat 1 is provided with a mounting groove 11, two ends of the mounting groove 11 are respectively provided with an end cover 2, and a plurality of guide rods 3 are connected between the two end covers 2; two cylinder modules 4, each cylinder module 4 comprises a cylinder seat 41, a piston 42 arranged in the cylinder seat 41, and a piston rod 43 connected with the piston 42; the two cylinder modules 4 are respectively arranged at one end of the mounting groove 11, and cylinder seats 41 of each cylinder module 4 are movably sleeved on the outer wall of the guide rod 3; one end of a piston rod 43 of each cylinder module 4 penetrates out of the cylinder barrel seat 41, extends into the corresponding end cover 2 and is fixedly connected with the end cover 2; the cylinder seat 41 of each cylinder module 4 is also provided with an air inlet, and the air inlet is used for being connected with an air source to drive the cylinder seat 41 to slide along the guide rod 3.
With continued reference to fig. 1 to 3, in an embodiment, the mounting groove 11 is in a U-shaped structure, two end covers 2 respectively seal two end openings of the mounting groove 11, one end of a piston rod 43 of each cylinder module 4 is inserted into the end cover 2 adjacently arranged with the end cover after penetrating out from the cylinder seat 41, and is locked and fixed by a blind rivet 46, when the air is ventilated into the cylinder seat 41 through the air inlet, air in the inner cavity of the cylinder seat 41 can push the cylinder seat 41 to slide along the guide rod 3 (the cylinder seat 41 is sleeved on the guide rod 3 through a bearing sliding sleeve, the number of the guide rods 3 is four, the sliding stability of the cylinder seat 41 can be ensured, and the clamping jaw has strong bending moment resistance capability), so that the two cylinder seats 41 are driven to be close to or far away from each other.
In an embodiment, one end of each cylinder seat 41 close to each other is fixedly provided with a rack shaft 5, and one end of the rack shaft 5 on each cylinder seat 41 is movably inserted into the other cylinder seat 41; a gear 6 is also arranged in the mounting groove 11, and the gear 6 is positioned between the two rack shafts 5; the external wall length direction of the two rack shafts 5 is also provided with a tooth pattern 51, and the two rack shafts 5 are meshed with the gear 6 through the tooth pattern 51.
In this embodiment, the fixing block 7 is further installed in the installation groove 11, the gear 6 is installed on the fixing block 7, meanwhile, two ends of the cylinder barrel seats 41 close to each other are provided with a jack, and one end of the rack shaft 5 on each cylinder barrel seat 41 is correspondingly and movably inserted into the jack on the other cylinder barrel seat 41 (the rack shaft 5 can reciprocate in the jack). When the two cylinder barrels 41 slide, the two cylinder barrels 41 can mutually drive through the rack shaft 5 and the gear 6, so that when the internal air pressures of the two cylinder barrels 41 are inconsistent, the synchronous movement of the two cylinder barrels 41 can be ensured, and the higher repeated positioning precision of the two cylinder barrels 41 can be ensured.
In an embodiment, a fixing plate 8 is further installed in the middle of the installation groove 11, and the guide rod 3 passes through the fixing plate 8 to be arranged, so that the stability of the whole structure can be improved by arranging the fixing plate 8.
In an embodiment, one end of the cylinder seat 41 is provided with a containing cavity penetrating to the other end of the cylinder seat, and two ends of the containing cavity are respectively provided with a front cover 44 and a rear cover 45; the piston 42 and the piston rod 43 are arranged in the receiving chamber. In this embodiment, the outer walls of the front cover 44 and the rear cover 45 are also sleeved with sealing rings, and by providing the sealing rings, the tightness of the cylinder can be improved.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. A powerful long-stroke pneumatic clamping device is characterized by comprising
The mounting seat is provided with a mounting groove at one side, two ends of the mounting groove are respectively provided with an end cover, and a plurality of guide rods are connected between the two end covers;
each cylinder module comprises a cylinder seat, a piston arranged in the cylinder seat and a piston rod connected with the piston;
the two cylinder modules are respectively arranged at one end of the mounting groove, and the cylinder barrel seat of each cylinder module is movably sleeved on the outer wall of the guide rod; one end of a piston rod of each cylinder module penetrates out of the cylinder seat, extends into the end cover corresponding to the cylinder seat and is fixedly connected with the end cover; and the cylinder seat of each cylinder module is also provided with an air inlet, and the air inlet is used for being connected with an air source to drive the cylinder seat to slide along the guide rod.
2. The powerful long stroke pneumatic clamping device according to claim 1, wherein one end of each cylinder seat, which is close to each other, is fixedly provided with a rack shaft, and one end of the rack shaft on each cylinder seat is movably inserted into the other cylinder seat; a gear is also arranged in the mounting groove, and the gear is positioned between the two rack shafts; the external wall length direction of the two rack shafts is also provided with insections, and the two rack shafts are connected with the gears in a meshed way through the insections.
3. The pneumatic clamping device with strong force and long stroke according to claim 2, wherein one end of each cylinder seat close to each other is provided with a jack, and one end of the rack shaft on each cylinder seat is correspondingly and movably inserted into the jack of the other cylinder seat.
4. The powerful long stroke pneumatic clamping device according to claim 2, wherein a fixed block is further installed in the installation groove, and the gear is installed on the fixed block.
5. The high force long travel pneumatic clamping device of claim 1, wherein a fixed plate is further mounted in the middle of the mounting groove, and the guide rod is disposed through the fixed plate.
6. The powerful long-stroke pneumatic clamping device according to claim 1, wherein one end of the cylinder seat is provided with a containing cavity penetrating to the other end of the cylinder seat, and two ends of the containing cavity are respectively provided with a front cover and a rear cover; the piston and the piston rod are arranged in the accommodating cavity.
7. The high-strength long-stroke pneumatic clamping device according to claim 6, wherein the outer walls of the front cover and the rear cover are also sleeved with sealing rings.
8. The high-strength long-stroke pneumatic clamping device as claimed in any one of claims 1 to 7, wherein one side of the cylinder block is further provided with a plurality of mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322143336.0U CN220617515U (en) | 2023-08-09 | 2023-08-09 | Powerful long-stroke pneumatic clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322143336.0U CN220617515U (en) | 2023-08-09 | 2023-08-09 | Powerful long-stroke pneumatic clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220617515U true CN220617515U (en) | 2024-03-19 |
Family
ID=90218965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322143336.0U Active CN220617515U (en) | 2023-08-09 | 2023-08-09 | Powerful long-stroke pneumatic clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220617515U (en) |
-
2023
- 2023-08-09 CN CN202322143336.0U patent/CN220617515U/en active Active
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