CN217494001U - Novel mechanical automatic clamping device - Google Patents
Novel mechanical automatic clamping device Download PDFInfo
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- CN217494001U CN217494001U CN202221106361.0U CN202221106361U CN217494001U CN 217494001 U CN217494001 U CN 217494001U CN 202221106361 U CN202221106361 U CN 202221106361U CN 217494001 U CN217494001 U CN 217494001U
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Abstract
The utility model discloses a novel mechanical automatic clamping device, include: the clamping mechanism comprises a base, a push-pull driving mechanism is arranged at the outer end of the base, a first connecting rod is arranged at the front end of the push-pull driving mechanism, the middle part of the first connecting rod is movably connected with the middle part of the push-pull driving mechanism, two ends of the first connecting rod are symmetrically hinged with a second connecting rod, the other end of the second connecting rod is hinged with a driving gear seat, the lower end of the driving gear seat is in transmission connection with a clamping part, and a clamping jaw is arranged on the clamping part; the utility model solves the problems that the existing tool clamp has poor universality, and most of the existing clamping mechanisms are pure connecting rod transmission, have weak strength and are easy to damage; the utility model has simple structure and convenient operation; the clamping jaw is driven by a hydraulic oil cylinder to drive a gear rack to transmit, so that clamping is realized, the clamping force is large, the clamping is stable, and the opening degree of the clamping jaw is large; the gear transmission is called as the most stable transmission structure, can keep the working state of high strength and high frequency, and has the effect of long service life.
Description
Technical Field
The utility model relates to a clamping device technical field specifically is a novel mechanical automatic clamping device.
Background
In the process of producing and processing die steel in a steel mill, the tool clamp is often required to be applied to clamp and fix specific equipment or parts, such as: consumable electrodes, large steel plates, and the like. In the prior art, a part is clamped and fixed by a specific tool clamp designed by an engineer, and the tool clamp has no universality in part fixing, namely, only aiming at the specific part, when parts of different types and sizes are required to be clamped, a plurality of clamps are required to be matched for manual clamping, so that time and labor are wasted; in addition, most clamping mechanisms adopt pure connecting rod mechanism transmission to realize clamping, and the pure connecting rod transmission has the problems of poor transmission strength, easy damage and the like; in order to solve the above problems, a novel mechanical automatic clamping device is proposed.
Disclosure of Invention
In order to solve the problems, a novel mechanical automatic clamping device is provided.
The utility model has the following concrete scheme: a novel mechanical automatic clamping device, comprising: the clamping device comprises a base, wherein a push-pull driving mechanism is arranged at the outer end of the base, a first connecting rod is arranged at the front end of the push-pull driving mechanism, the middle part of the first connecting rod is movably connected with the middle part of the push-pull driving mechanism, two ends of the first connecting rod are symmetrically hinged with a second connecting rod, the other end of the second connecting rod is hinged with a driving gear seat, a clamping part is arranged at the lower end of the driving gear seat, the clamping part is provided with a rack, the rack is meshed and connected with the driving gear seat, a sliding groove is formed in the rack, a sliding rail is arranged at the corresponding position on the base, and the sliding groove is connected with the sliding rail in a sliding manner; and a clamping jaw is arranged on the outer side of the rack.
In one embodiment, the drive gear seat includes: sector gear, sector gear axle center department is equipped with the pivot, the pivot is connected with sector gear rotation, pivot and base fixed connection, the sector gear opposite side is equipped with the pendulum rod, pendulum rod and sector gear integrated into one piece, the pendulum rod with connecting rod two is articulated.
In one embodiment, the push-pull drive mechanism comprises: the driving cylinder, driving cylinder and base outside fixed connection, the driving cylinder front end is equipped with the actuating lever, actuating lever and a connecting rod swing joint.
In one embodiment, the front end of the driving rod is provided with a slot, the middle part of the connecting rod is symmetrically provided with corresponding connecting grooves, and the slot and the connecting grooves are inserted together and movably connected through a pin shaft.
In one embodiment, the inner side of the clamping jaw is provided with a pattern mesh surface.
In one embodiment, the base is provided with a limiting boss, and the limiting boss is located on the outer side of the clamping jaw and used for controlling the opening and closing degree of the clamping jaw.
Further, the push-pull driving mechanism is a hydraulic oil cylinder, and the cylinder diameter is 60 mm.
The utility model discloses an operating method: a workpiece is placed between the clamping jaws, the push-pull driving mechanism is started to enable the driving rod to contract backwards, the driving rod drives the connecting rod to move backwards, the connecting rod is further driven to move backwards, the connecting rod II drives the sector gear to rotate inwards around the rotating shaft, the sector gear and the rack are in meshed transmission, the sliding groove in the clamping part is driven to slide inwards along the sliding rail of the base, and therefore the clamping jaws of the clamping part are folded inwards until the workpiece is clamped; when the workpiece needs to be loosened, the driving rod is controlled to extend forwards, so that the two clamping jaws are opened.
The utility model discloses following beneficial effect has: 1. the structure is simple, and the operation is convenient; 2. the clamping jaw is driven by a hydraulic oil cylinder to drive a gear rack to transmit, so that clamping is realized, the clamping force is large, the clamping is stable, and the opening degree of the clamping jaw is large; 3. the gear transmission is called as the most stable transmission structure, can keep the working state of high strength and high frequency, and has long service life.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1-a base, 101-a slide rail, 2-a push-pull driving mechanism, 201-a driving cylinder, 202-a driving rod, 3-a first connecting rod, 4-a second connecting rod, 5-a driving gear seat, 501-a sector gear, 502-a swing rod, 503-a rotating shaft, 6-a clamping part, 601-a rack, 602-a sliding chute, 603-a clamping jaw, 604-a pattern mesh surface and 7-a limiting boss.
Detailed Description
Referring to fig. 1, a novel mechanical automatic clamping device includes: the device comprises a base 1, wherein a push-pull driving mechanism 2 is arranged at the outer end of the base 1, a first connecting rod 3 is arranged at the front end of the push-pull driving mechanism 2, the middle part of the first connecting rod 3 is movably connected with the middle part of the push-pull driving mechanism 2, two ends of the first connecting rod 3 are symmetrically hinged with a second connecting rod 4, the other end of the second connecting rod 4 is hinged with a driving gear seat 5, a clamping part 6 is arranged at the lower end of the driving gear seat 5, the clamping part 6 is provided with a rack 601, the rack 601 is meshed and connected with the driving gear seat 5, a sliding groove 602 is arranged on the rack 601, a sliding rail 101 is arranged at a corresponding position on the base 1, and the sliding groove 602 is connected with the sliding rail 101 in a sliding manner; and a clamping jaw 603 is arranged on the outer side of the rack 601.
Further, in this embodiment, the driving gear seat 5 includes: the fan-shaped gear 501 is characterized in that a rotating shaft 503 is arranged at the axis of the fan-shaped gear 501, the rotating shaft 503 is rotatably connected with the fan-shaped gear 501, the rotating shaft 503 is fixedly connected with the base 1, a swing rod 502 is arranged on the opposite side of the fan-shaped gear 501, the swing rod 502 and the fan-shaped gear 501 are integrally formed, and the swing rod 502 is hinged to the second connecting rod 4.
Specifically, the sector gear 501 is engaged with the rack 601 to drive the clamping member 6 to move left and right along the slide rail 101 on the base 1, so as to achieve the purpose of clamping. The sector angle of the sector gear 501 in this embodiment is preferably 45 ° -60 °.
Further, in this embodiment, the push-pull driving mechanism 2 includes: the driving cylinder 201 is fixedly connected with the outer side of the base 1, a driving rod 202 is arranged at the front end of the driving cylinder 201, and the driving rod 202 is movably connected with a first connecting rod 3.
Specifically, the driving rod 202 drives the first connecting rod 3, the second connecting rod 4 and other parts to realize the transmission of the connecting rods.
Furthermore, in this embodiment, the front end of the driving rod 202 has a slot, the middle of the first connecting rod 3 is symmetrically provided with corresponding connecting slots, and the slot and the connecting slot are inserted together and movably connected through a pin.
Concretely, the slot through actuating lever 202 and the spread groove on connecting rod 3 are pegged graft together to utilize round pin axle swing joint, can make actuating lever 202 in the push-and-pull in-process, make the connecting rod atress even, can not lead to the condition of stress concentration to appear, very big improvement the biography power efficiency between the connecting rod.
Further, in this embodiment, the inside of the clamping jaw 603 is provided with a patterned mesh surface 604.
Specifically, the inner side surface of the clamping jaw 603 is provided with the patterned mesh surface 604, so that the clamping jaw 603 can improve friction force in the clamping process, and the clamped workpiece is prevented from slipping.
Further, in this embodiment, the base 1 is provided with a limiting boss 7, and the limiting boss 7 is located outside the clamping jaw 603 and used for controlling the opening and closing degree of the clamping jaw 603.
Specifically, the limiting boss 7 functions to limit the maximum opening degree of the clamping jaw 603, and prevents the clamping component 6 from slipping off the slide rail 101.
Further, the push-pull driving mechanism 2 is a hydraulic oil cylinder, and the cylinder diameter is 60 mm.
The utility model discloses an operating method: a workpiece is placed between the clamping jaws 603, the push-pull driving mechanism 2 is opened, the driving rod 202 is retracted backwards, the driving rod 202 drives the first connecting rod 3 to move backwards, and further drives the second connecting rod 4 to move backwards, the second connecting rod 4 drives the sector gear 501 to rotate inwards around the rotating shaft 503, so that the sector gear 501 is meshed with the rack 601 for transmission, the sliding groove 602 on the clamping part 6 is driven to slide inwards along the sliding rail 101 of the base 1, and the clamping jaws 603 of the clamping part 6 are folded inwards until the workpiece is clamped; when the workpiece needs to be loosened, the control drive rod 202 extends forwards, so that the two clamping jaws 603 are opened.
Claims (7)
1. A novel mechanical automatic clamping device, comprising: base, its characterized in that: the outer end of the base is provided with a push-pull driving mechanism, the front end of the push-pull driving mechanism is provided with a first connecting rod, the middle part of the first connecting rod is movably connected with the middle part of the push-pull driving mechanism, two ends of the first connecting rod are symmetrically hinged with a second connecting rod, the other end of the second connecting rod is hinged with a driving gear seat, the lower end of the driving gear seat is provided with a clamping part, the clamping part is provided with a rack, the rack is meshed and connected with the driving gear seat, a sliding groove is arranged on the rack, a sliding rail is arranged at the corresponding position on the base, and the sliding groove is connected with the sliding rail in a sliding manner; and a clamping jaw is arranged on the outer side of the rack.
2. The novel mechanical automatic clamping device as claimed in claim 1, wherein: the driving gear seat includes: sector gear, sector gear axle center department is equipped with the pivot, the pivot is connected with sector gear rotation, pivot and base fixed connection, the sector gear opposite side is equipped with the pendulum rod, pendulum rod and sector gear integrated into one piece, the pendulum rod with connecting rod two is articulated.
3. The novel mechanical automatic clamping device as claimed in claim 2, wherein: the push-pull driving mechanism comprises: the driving cylinder, driving cylinder and base outside fixed connection, the driving cylinder front end is equipped with the actuating lever, actuating lever and a connecting rod swing joint.
4. The novel mechanical automatic clamping device as claimed in claim 3, characterized in that: the front end of the driving rod is provided with a slot, the middle part of one connecting rod is symmetrically provided with corresponding connecting grooves, and the slot and the connecting grooves are inserted together and are movably connected through a pin shaft.
5. The novel mechanical automatic clamping device as claimed in claim 4, wherein: the inner side of the clamping jaw is provided with a pattern mesh surface.
6. The novel mechanical automatic clamping device as claimed in claim 5, wherein: the base is provided with a limiting boss, and the limiting boss is located on the outer side of the clamping jaw.
7. The novel mechanical automatic clamping device as claimed in claim 6, wherein: the push-pull driving mechanism is a hydraulic oil cylinder, and the cylinder diameter of the oil cylinder is 60 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221106361.0U CN217494001U (en) | 2022-05-10 | 2022-05-10 | Novel mechanical automatic clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221106361.0U CN217494001U (en) | 2022-05-10 | 2022-05-10 | Novel mechanical automatic clamping device |
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| Publication Number | Publication Date |
|---|---|
| CN217494001U true CN217494001U (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221106361.0U Active CN217494001U (en) | 2022-05-10 | 2022-05-10 | Novel mechanical automatic clamping device |
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| Country | Link |
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| CN (1) | CN217494001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116604382A (en) * | 2023-07-20 | 2023-08-18 | 兰州理工大学 | Multi-spindle compound machine tool convenient for tool changing |
-
2022
- 2022-05-10 CN CN202221106361.0U patent/CN217494001U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116604382A (en) * | 2023-07-20 | 2023-08-18 | 兰州理工大学 | Multi-spindle compound machine tool convenient for tool changing |
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