CN209919903U - Automatic clamping mechanism - Google Patents
Automatic clamping mechanism Download PDFInfo
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- CN209919903U CN209919903U CN201821670997.1U CN201821670997U CN209919903U CN 209919903 U CN209919903 U CN 209919903U CN 201821670997 U CN201821670997 U CN 201821670997U CN 209919903 U CN209919903 U CN 209919903U
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- clamping component
- component
- gear
- clamping
- transmission
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Abstract
The utility model discloses an automatic clamping mechanism, which is used in the field of clamping devices and comprises a supporting component, a left clamping component, a right clamping component and a lower clamping component, wherein the left clamping component, the right clamping component and the lower clamping component are respectively provided with a supporting structure which can be mutually matched to clamp articles, the left clamping component, the right clamping component and the lower clamping component are arranged on the supporting component, the left clamping component and/or the right clamping component can swing on the supporting component in a reciprocating way, the lower clamping component can move up and down on the supporting component, the lower clamping component is matched with the left clamping component and/or the right clamping component through a transmission mechanism, when the lower clamping component moves down on the supporting component, the left clamping component and/or the right clamping component can be driven to swing through the transmission mechanism, and the support structure of the left clamping component and the support structure of the right clamping component are close to each other in the left-right direction. The utility model discloses construct simple reliable, cost, fault rate are low, have fine marketing using value.
Description
Technical Field
The utility model is used for the clamping device field especially relates to an automatic fixture.
Background
In the prior art, in order to clamp an object, a driving mechanism is mostly adopted to drive a clamping jaw to clamp the object, and the structure form is complex in structure and high in cost and failure rate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic fixture, it constructs simply reliably, and cost, fault rate are low, have fine marketing using value.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an automatic fixture, including the supporting component, left clamping component, right clamping component and lower clamping component, left clamping component, all be equipped with the bearing structure that can mutually support and hold article on right clamping component and the lower clamping component, left clamping component, right clamping component and lower clamping component set up on the supporting component, left clamping component and/or right clamping component can be reciprocal swing on the supporting component, lower clamping component can be on the supporting component up-and-down motion, lower clamping component passes through drive mechanism and left clamping component and/or right clamping component cooperation, can drive left clamping component and/or right clamping component swing through drive mechanism when lower clamping component is on the supporting component downstream, and make left clamping component's bearing structure and right clamping component's bearing structure be close to in the left and right directions.
Further conduct the utility model discloses technical scheme's improvement, drive mechanism include the left gear of being connected with left hold assembly and the rack of being connected with lower hold assembly, rack and left gear direct or indirect transmission.
Further as the utility model discloses technical scheme's improvement, drive mechanism is including establishing drive gear or drive gear group on the support component, and the rack passes through with left gear drive gear or drive gear inter block transmission.
Further conduct the utility model discloses technical scheme's improvement, drive gear is multistage gear, rack and drive gear's first order gear engagement transmission, left gear and drive gear's last order gear engagement transmission.
Further conduct the utility model discloses technical scheme's improvement, drive mechanism include the right gear of being connected with right clamping part, left gear and right gear meshing transmission.
Further as the utility model discloses technical scheme's improvement still includes the housing, the housing is connected with supporting component or lower clamping part.
Further be regarded as the utility model discloses technical scheme's improvement, still include the elastic component that can drive left clamping component and/or right clamping component and/or lower clamping component reset.
The utility model has the advantages that: when the clamping device is used, a clamped article is placed on the lower clamping component, the lower clamping component moves downwards under the action of gravity of the clamped article, the lower clamping component and the left clamping component and/or the right clamping component are mutually matched through the transmission mechanism, and the supporting structure of the left clamping component and the supporting structure of the right clamping component are close to each other in the left-right direction, so that the clamped article is clamped, and the function of automatically clamping the clamped article when the clamped article is put down is realized. The utility model discloses construct simple reliable, cost, fault rate are low, have fine marketing using value.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic view of an unclamped state of an embodiment of the present invention;
fig. 2 is a schematic view of the clamping state of the embodiment of the present invention;
fig. 3 is a schematic diagram of the embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the present invention, if there is a description of directions (up, down, left, right, front, back, counterclockwise, clockwise), the structure shown in fig. 3 is used as a reference for description, but it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or suggest that the indicated technical features must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, it is not to be understood as a limitation to the present invention.
In the present invention, "a plurality" means one or more, "a plurality" means two or more, "more than", "less than", "more than", and the like, which means that the number is not included; the terms "above", "below", "within" and the like are to be understood as including the number. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
The utility model provides an automatic fixture, including supporting component 1, left clamping component 2, right clamping component 3 and lower clamping component 4, wherein, supporting component 1 can adopt a body structure or components of a whole that can function independently structure, can adopt the frame, and a support, structural style such as support, left side clamping component 2, all be equipped with the bearing structure that can cooperate with centre gripping article each other on right clamping component 3 and the lower clamping component 4, bearing structure can be strong point or holding surface, left side clamping component 2, right clamping component 3 and lower clamping component 4 set up on supporting component 1, left side clamping component 2 and/or right clamping component 3 can be on supporting component 1 reciprocating swing, lower clamping component 4 can be on supporting component 1 up-and-down motion, lower clamping component 4 passes through drive mechanism and left clamping component 2 and/or right clamping component 3 cooperation, clamping component 4 can drive left clamping component through drive mechanism when moving down on supporting component 1 down 2 and/or the right clamp member 3 swing and bring the support structure of the left clamp member 2 closer to the support structure of the right clamp member 3 in the left-right direction.
During the use, on clamping component 4 was placed in to the centre gripping article, clamping component 4 received the action of gravity of the article of being centre gripping down, and the downward movement, clamping component 4 and left clamping component 2 and/or right clamping component 3 mutually supported the effect through drive mechanism down, made the bearing structure of left clamping component 2 and the bearing structure of right clamping component 3 be close to in the left and right directions to press from both sides the article of being centre gripping tightly, realize that the article of being centre gripping puts down self-holding's function. The utility model discloses construct simple reliable, cost, fault rate are low, have fine marketing using value.
The transmission mechanism can adopt a crank-rocker mechanism and the like, in some embodiments, the transmission mechanism comprises a left gear 5 connected with the left clamping component 2 and a rack 6 connected with the lower clamping component 4, the left gear 5 can be a complete or partial gear, the rack 6 can be assembled with the lower clamping component 4 or directly formed on the lower clamping component 4, and the rack 6 is directly or indirectly transmitted with the left gear 5. When the gripped article is placed on the support structure of the lower gripping member 4, the lower gripping member 4 slides downwards under the weight of the gripped article. The rack 6 of the lower clamping part 4 drives the conversion left gear 5 to rotate, so that the supporting structure of the left clamping part 2 and the supporting structure of the right clamping part 3 are close to each other in the left-right direction, clamped articles are clamped, and the function of automatically clamping the clamped articles when the clamped articles are put down is realized.
In some embodiments, the transmission mechanism comprises a transmission gear 7 or a transmission gear set provided on the support member 1, and the rack 6 and the left gear 5 are indirectly transmitted through the transmission gear 7 or the transmission gear set. When the gripped article is placed on the support structure of the lower gripping member 4, the lower gripping member 4 slides downwards under the weight of the gripped article. The rack 6 of the lower clamping part 4 drives the transmission gear 7 or the transmission gear group to rotate, the transmission gear 7 or the transmission gear group drives the left gear 5 to rotate, so that the supporting structure of the left clamping part 2 and the supporting structure of the right clamping part 3 are close to each other in the left-right direction, clamped objects are clamped, and the function of automatically clamping the clamped objects when the clamped objects are put down is realized.
The transmission gear 7 can be a single-stage gear or a multi-stage gear, in some embodiments, the transmission gear 7 is a multi-stage gear, the rack 6 is in meshing transmission with a first stage gear of the transmission gear 7, and the left gear 5 is in meshing transmission with a last stage gear of the transmission gear 7. When the gripped article is placed on the support structure of the lower gripping member 4, the lower gripping member 4 slides downwards under the weight of the gripped article. The rack 6 of the lower clamping part 4 is meshed with the primary gear of the transmission gear 7 to drive the transmission gear 7 to rotate, the secondary gear of the transmission gear 7 is meshed with the left gear 5 to drive the left gear 5 to rotate, and the supporting structure of the left clamping part 2 and the supporting structure of the right clamping part 3 are close to each other in the left-right direction, so that a clamped object is clamped tightly, and the function of automatically clamping the clamped object when the clamped object is put down is realized.
In some embodiments, the transmission mechanism comprises a right gear 8 connected with the right clamping component 3, and the left gear 5 is in meshed transmission with the right gear 8. When the gripped article is placed on the support structure of the lower gripping member 4, the lower gripping member 4 slides downwards under the weight of the gripped article. The rack 6 of the lower clamping part 4 directly or indirectly drives the left gear 5 to rotate, the left gear 5 and the right gear 8 are in meshed transmission, so that the supporting structure of the left clamping part 2 and the supporting structure of the right clamping part 3 are tightened and close to each other in the left-right direction, clamped objects are clamped, and the function of automatically clamping the clamped objects when the clamped objects are put down is realized.
In the above embodiment, the ratio of the falling stroke of the clamped article to the stroke of the support structures of the left clamping component 2 and the right clamping component 3 tightened to the middle can be adjusted by the gear ratio of each stage of the transmission gear 7 or the transmission gear set and the gear number change of the left gear 5 and the right gear 8, so that the stroke adjustment of different clamped articles is realized, and the clamped articles are not easy to loosen.
The clamping device further comprises a cover 9, wherein the cover 9 is connected with the supporting part 1 or the lower clamping part 4, and the functions of protecting the internal structure and beautifying the appearance are achieved.
In some embodiments, the clamping device further comprises an elastic component which can drive the left clamping component 2 and/or the right clamping component 3 and/or the lower clamping component 4 to reset.
When the clamped object is clamped, the elastic part is in a tight state, and the elastic force generated by the tight state is balanced with the gravity of the clamped object, so that the whole device is in a stable state.
When the clamped article needs to be taken down, the clamped article only needs to be lifted upwards, the elastic force of the elastic component can enable the lower clamping component 4, the left clamping component 2 and the right clamping component 3 to automatically reset in the opposite direction when the clamped article is loaded, the lower clamping component 4, the left clamping component 2 and the right clamping component 3 are linked through the transmission mechanism, the clamping effect on the clamped article is relieved, and the clamped article can be taken out easily.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (7)
1. An automatic fixture which characterized in that: the clamping device comprises a supporting component, a left clamping component, a right clamping component and a lower clamping component, wherein a supporting structure which can be mutually matched to clamp an article is arranged on each of the left clamping component, the right clamping component and the lower clamping component, the left clamping component, the right clamping component and the lower clamping component are arranged on the supporting component, the left clamping component and/or the right clamping component can swing on the supporting component in a reciprocating mode, the lower clamping component can move up and down on the supporting component, the lower clamping component is matched with the left clamping component and/or the right clamping component through a transmission mechanism, the lower clamping component can drive the left clamping component and/or the right clamping component to swing through the transmission mechanism when moving down on the supporting component, and the supporting structure of the left clamping component and the supporting structure of the right clamping component are close to each other in the left-right direction.
2. The automatic clamping mechanism of claim 1, wherein: the transmission mechanism comprises a left gear connected with the left clamping component and a rack connected with the lower clamping component, and the rack and the left gear are in direct or indirect transmission.
3. The automatic clamping mechanism of claim 2, wherein: the transmission mechanism comprises a transmission gear or a transmission gear set arranged on the supporting component, and the rack and the left gear are in indirect transmission through the transmission gear or the transmission gear set.
4. The automatic clamping mechanism of claim 3, wherein: the transmission gear is a multi-stage gear, the rack is in meshing transmission with a first stage gear of the transmission gear, and the left gear is in meshing transmission with a last stage gear of the transmission gear.
5. The automatic clamping mechanism of claim 2, 3 or 4, wherein: the transmission mechanism comprises a right gear connected with the right clamping part, and the left gear is in meshing transmission with the right gear.
6. The automatic clamping mechanism of claim 1, wherein: the clamping device further comprises a cover shell, and the cover shell is connected with the supporting component or the lower clamping component.
7. The automatic clamping mechanism of claim 1, wherein: the clamping device also comprises an elastic component which can drive the left clamping component and/or the right clamping component and/or the lower clamping component to reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670997.1U CN209919903U (en) | 2018-10-15 | 2018-10-15 | Automatic clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670997.1U CN209919903U (en) | 2018-10-15 | 2018-10-15 | Automatic clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209919903U true CN209919903U (en) | 2020-01-10 |
Family
ID=69066251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821670997.1U Expired - Fee Related CN209919903U (en) | 2018-10-15 | 2018-10-15 | Automatic clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209919903U (en) |
-
2018
- 2018-10-15 CN CN201821670997.1U patent/CN209919903U/en not_active Expired - Fee Related
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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: 20200110 Termination date: 20211015 |