CN210214059U - Flexible vacuum suction tool - Google Patents
Flexible vacuum suction tool Download PDFInfo
- Publication number
- CN210214059U CN210214059U CN201920582651.4U CN201920582651U CN210214059U CN 210214059 U CN210214059 U CN 210214059U CN 201920582651 U CN201920582651 U CN 201920582651U CN 210214059 U CN210214059 U CN 210214059U
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- vacuum chuck
- flexible
- channel
- connecting plate
- clamps
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Abstract
The utility model discloses a flexible vacuum suction tool, belonging to the technical field of tire production devices, comprising a connecting plate, at least two clamps and at least two vacuum generators; at least two anchor clamps are installed on the connecting plate, and the terminal surface of adjacent anchor clamps is corresponding to be arranged, and vacuum generator is connected with anchor clamps one-to-one, the utility model discloses a set up two at least anchor clamps and the vacuum generator who corresponds, can be according to the size of different raw materials, with a plurality of anchor clamps independent assortment into not unidimensional vacuum adsorption device, become large tracts of land adsorption equipment fast to adapt to the absorption demand of not unidimensional tire raw materials.
Description
Technical Field
The utility model relates to a tire production technical field, in particular to utensil is inhaled in flexible vacuum.
Background
The tread compound required to prepare the tire is typically delivered by a truck and transported to the supply stand of the building machine. The conventional vacuum chuck used in the carrying process is insufficient in precision, cannot be suitable for grabbing raw materials of different sizes, the texture of the raw materials of the tire is soft, and the surface of the raw materials of the tire is easily damaged by a conventional pneumatic gripper.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flexible vacuum suction tool to be suitable for not unidimensional tire raw materials and snatch.
In order to achieve the above purpose, the utility model adopts a flexible vacuum suction tool, which comprises a connecting plate, at least two clamps and at least two vacuum generators; the at least two clamps are arranged on the connecting plate, the end faces of the adjacent clamps are arranged correspondingly, and the vacuum generators are connected with the clamps in a one-to-one correspondence mode.
Further, the vacuum generators are arranged on the side surfaces of the clamps, and the vacuum generators arranged on two adjacent clamps are positioned on different side surfaces.
Furthermore, the fixture comprises a shell, the shell is hollow, a plurality of channels communicated to the inside of the shell are formed in the bottom surface of the shell, a flexible contact surface is arranged on the bottom surface of the shell, and through holes corresponding to the channels are formed in the flexible contact surface.
Furthermore, the flexible contact surface is made of silica gel or rubber or EPDM material.
Furthermore, counter bores are formed in two sides of the connecting plate, fixture installation is achieved through the cooperation of the counter bores in one side and screws, robot hand installation is achieved through the cooperation of the counter bores in the other side and the screws, and switch valve installation is achieved through the cooperation of threaded holes formed in the other side of the connecting plate and the screws.
Furthermore, a lightening hole is formed in the connecting plate.
Further, movable mounting has the valve body in the passageway, be provided with the valve diaphragm on the casing bottom surface, be provided with the spacing opening that corresponds with each passageway on the valve diaphragm, spacing opening includes at least one arc portion or bight, forms the biggest inscribed circle between at least two arc portions or two bights, the biggest inscribed circle diameter of spacing opening is less than the valve body external diameter.
Further, the channel comprises a first channel portion and a second channel portion, the diameter of the first channel portion is smaller than that of the second channel portion, the first channel portion is communicated to the inside of the shell, and a guide portion is arranged between the first channel portion and the second channel portion.
Furthermore, two adjacent rows of channels on the bottom surface of the shell are arranged in a staggered manner.
Further, the valve body is spherical or columnar.
Compared with the prior art, the utility model discloses there are following technological effect: this scheme is through installing two at least anchor clamps on the connecting plate, and vacuum generator is connected with anchor clamps one-to-one, utilizes vacuum generator to make vacuum environment in anchor clamps, makes the suction tool produce suction to snatch the tire raw materials. Because set up two at least anchor clamps and the vacuum generator that corresponds, can be according to the size of different raw materials, with a plurality of anchor clamps free combination into the vacuum adsorption device of equidimension not, become large tracts of land adsorption device fast to adapt to the absorption demand of not unidimensional tire raw materials.
Drawings
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:
FIG. 1 is a schematic side view of a flexible vacuum chuck;
FIG. 2 is a schematic structural view of another side of the flexible vacuum chuck;
FIG. 3 is a bottom view of another flexible vacuum chuck;
FIG. 4 is a schematic view of the structure of the valve body mounted in the passageway;
FIG. 5 is a schematic view of a channel structure;
fig. 6 is a schematic view of a valve diaphragm construction.
In the figure:
10-connecting plate, 20-clamp, 30-vacuum generator, 40-valve body, 21-shell, 22-channel, 23-flexible contact surface, 24-through hole, 25-valve membrane, 26-limit opening, 221-first channel part, 222-second channel part, 223-guide part.
Detailed Description
To further illustrate the features of the present invention, please refer to the following detailed description and accompanying drawings. The drawings are for reference and illustration purposes only and are not intended to limit the scope of the present disclosure.
As shown in fig. 1 to 3, the present embodiment discloses a flexible vacuum chuck, including: a connection plate 10, at least two clamps 20 and at least two vacuum generators 30; the at least two clamps 20 are arranged on the connecting plate 10, the end surfaces of the adjacent clamps 20 are correspondingly arranged, and the vacuum generators 30 are correspondingly connected with the clamps 20.
Wherein, the vacuum generator 30 is installed at the side of the clamp 20, and when the number of the clamps 20 is two, the vacuum generator 30 installed at each of the two clamps 20 is located at different sides or the same side of the clamp 20. When the number of the clamps 20 is at least three, the vacuum generators 30 mounted on two adjacent clamps 20 are located on different sides, and the vacuum generators are mounted on different sides in the embodiment, so that the design is compact, the space is saved, and meanwhile, the balance weight is realized.
This embodiment is through setting up two at least anchor clamps 20 and the vacuum generator 30 that corresponds, can be according to the size of different raw materials, with the vacuum adsorption device of a plurality of anchor clamps 20 independent assortment into not unidimensional, become large tracts of land adsorption device fast to the absorption demand that adapts to not unidimensional tire raw materials.
Further, the fixture 20 includes a housing 21, the interior of the housing 21 is hollow, and the bottom surface of the housing 21 is provided with a plurality of channels 22 communicated to the interior of the housing, the bottom surface of the housing is provided with a flexible contact surface 23, and the flexible contact surface 23 is provided with through holes 24 corresponding to the channels.
Further, as shown in fig. 4, a valve body 40 is movably installed in the passage 22, and the valve body is spherical or cylindrical. The bottom surface of the shell 21 is provided with a valve membrane 25, the valve membrane 25 is arranged between the bottom of the shell 21 and the flexible contact surface 23, the valve membrane 25 is provided with a limiting opening 26 corresponding to each channel 22, the limiting opening 26 comprises at least one arc-shaped part or corner part, a maximum inscribed circle is formed between at least two arc-shaped parts or two corner parts, and the diameter of the maximum inscribed circle of the limiting opening 26 is smaller than the outer diameter of the valve body 40.
In this embodiment, movable mounting has valve body 40 in passageway 22, and valve body 40 and casing 21 form mechanical type check valve, and when passageway 22 was not covered by the work piece, check valve self-closing guaranteed casing 21 cavity vacuum, possessed the leak protection gas function, improved work piece handling efficiency and suction, can reduce the volume of passageway 22 through valve body 40 simultaneously, need not a large amount of compressed air and realize adsorbing, reduced the resource energy consumption. The working principle of the vacuum adsorption type sucker is as follows: when the channel 22 is not covered by the workpiece, the valve body seals the channel to ensure the vacuum degree in the cavity; when the channel 22 is covered by the workpiece, air is pumped into the cavity, the channel 22 blocked by the workpiece generates a certain vacuum degree, the valve body 40 opens the channel 22 under the action of air flow, and the channel 22 adsorbs the workpiece under the action of atmospheric pressure.
Further, as shown in fig. 5, the passage 22 includes a first passage portion 221 and a second passage portion 222, the diameter of the first passage portion 221 is smaller than that of the second passage portion 222, the first passage portion 221 communicates to the inside of the housing 21, and a guide portion 223 is provided between the first passage portion 221 and the second passage portion 222. Wherein: the first channel part 221 and the second channel part 222 are both cubic, the guide part 223 is in the shape of a frustum of a prism, the upper cross-sectional area of the frustum of a prism is larger than the lower cross-sectional area, the upper cross-section of the frustum of a prism is coplanar with the second channel part 222, and the lower cross-section of the frustum of a prism is coplanar with the first channel part 221.
Preferably, the valve body 40 is of a spherical configuration. The valve body 40 is made of metal materials or rubber materials, and the outer diameter of the valve body 40 is equal to the length of the upper section of the frustum, the width of the upper section of the frustum and the length of the lower section of the frustum =12:15:15: 5.
The maximum inscribed circle diameter of the limit opening 26 is smaller than the outer diameter of the valve body 40. The maximum inscribed circle diameter of the limiting opening 26 is designed to be smaller than the outer diameter of the valve body 40 so as to prevent the valve body 40 from falling out of the passage 22.
Further, as shown in fig. 6, the restriction opening 26 includes at least one arc portion or corner portion, and the maximum inscribed circle is formed between at least two arc portions or two corner portions. The maximum diameter of the inscribed circle of the limiting opening 26 is smaller than the outer diameter of the valve body 40, and the sectional area of the limiting opening 26 is larger than or equal to that of the channel 30, so that the drift diameter of the limiting opening 26 is increased on the premise that the valve body 40 cannot fall off from the channel 22, and the gas flow is guaranteed.
Preferably, the limiting opening 26 may be a cloverleaf-like shape, a quadrangle star shape, or the like in this embodiment, so that the limiting opening 26 allows a larger flow to pass through, and is suitable for high-speed grasping and releasing occasions of workpieces.
Further, two adjacent rows of channels 22 on the bottom surface of the housing are arranged in a staggered manner. In the embodiment, the channels 22 are arranged in a staggered manner, so that the adsorption points are distributed more densely, and the workpiece is grabbed more firmly.
The vacuum generator 30 is hermetically connected with the housing 21, and jets high-speed jet flow through the nozzle by using compressed air to suck gas in the cavity, so that a very low vacuum degree is formed in the cavity. When the vacuum chuck works, the vacuum generator 30 vacuumizes the cavity, when the channel is covered by the workpiece, air is pumped into the cavity, the channel blocked by the workpiece generates a certain vacuum degree, and the workpiece is adsorbed by the channel under the action of atmospheric pressure.
Further, the flexible contact surface 23 is made of silicone or rubber or EPDM.
Preferably, the flexible contact surface 23 can be made of a silicone foam or a rubber foam or an EPDM foam, which has a light weight, so as to reduce the weight of the vacuum adsorption device and reduce energy consumption.
Preferably, the sealing element 60 is preferably made of EPDM (Ethylene-Propylene-Diene Monomer, EPDM) which has the characteristics of good chemical stability, wear resistance, elasticity, oil resistance and the like, is air-tight and water-proof, and can be rapidly restored to the original shape after being compressed, and is further utilized for picking up workpieces.
Further, counter bores are arranged on two sides of the connecting plate 10, the counter bores on one side are matched with screws to achieve installation of the clamp 20, the counter bores on the other side are matched with the screws to achieve hand connection of the robot, and threaded holes are formed in the other side of the connecting plate 10 and are matched with the screws to achieve installation of the switch valve. In the embodiment, the on-off of the vacuum generators 30 with different numbers is realized by using the switch valves, so that the vacuum adsorption devices with different sizes can be freely combined by the plurality of clamps 20, and the vacuum adsorption devices can be quickly changed into large-area adsorption devices.
Furthermore, the connecting plate 10 is provided with a lightening hole. The weight of the vacuum adsorption device can be reduced by arranging the lightening holes on the connecting plate 10, the energy consumption is reduced, and the productivity is improved.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. A flexible vacuum chuck, comprising: the device comprises a connecting plate, at least two clamps and at least two vacuum generators; the at least two clamps are arranged on the connecting plate, the end faces of the adjacent clamps are arranged correspondingly, and the vacuum generators are connected with the clamps in a one-to-one correspondence mode.
2. The flexible vacuum chuck as set forth in claim 1, wherein the vacuum generators are installed on the sides of the chucks, and the vacuum generators installed on two adjacent chucks are located on different sides.
3. The flexible vacuum chuck as set forth in claim 1, wherein the chuck comprises a housing having a hollow interior and a bottom surface having a plurality of passages communicating with the interior of the housing, the bottom surface of the housing having a flexible contact surface with through holes corresponding to the passages.
4. The flexible vacuum chuck as set forth in claim 3, wherein the flexible contact surface is made of silicone or rubber or EPDM.
5. The flexible vacuum chuck as claimed in any one of claims 1 to 4, wherein the connecting plate has counter bores on both sides, the counter bores on one side are engaged with screws to implement the fixture mounting, the counter bores on the other side are engaged with screws to implement the robot hand mounting, and the other side of the connecting plate is provided with threaded holes to be engaged with screws to implement the switch valve mounting.
6. The flexible vacuum chuck as claimed in any one of claims 1 to 4, wherein the connecting plate is provided with lightening holes.
7. The flexible vacuum chuck according to claim 3, wherein a valve body is movably installed in the channel, a valve diaphragm is installed on the bottom surface of the housing, a limiting opening corresponding to each channel is installed on the valve diaphragm, the limiting opening includes at least one arc-shaped portion or corner portion, a maximum inscribed circle is formed between at least two arc-shaped portions or two corner portions, and the maximum inscribed circle diameter of the limiting opening is smaller than the outer diameter of the valve body.
8. The flexible vacuum chuck as set forth in claim 7, wherein the channel includes a first channel portion and a second channel portion, the first channel portion having a diameter smaller than a diameter of the second channel portion, the first channel portion communicating with the interior of the housing, and a guide portion disposed between the first channel portion and the second channel portion.
9. The flexible vacuum chuck according to claim 7, wherein the channels of two adjacent rows on the bottom surface of the housing are offset.
10. The flexible vacuum chuck according to claim 7, wherein the valve body is spherical or cylindrical.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920582651.4U CN210214059U (en) | 2019-04-25 | 2019-04-25 | Flexible vacuum suction tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920582651.4U CN210214059U (en) | 2019-04-25 | 2019-04-25 | Flexible vacuum suction tool |
Publications (1)
Publication Number | Publication Date |
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CN210214059U true CN210214059U (en) | 2020-03-31 |
Family
ID=69924160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920582651.4U Expired - Fee Related CN210214059U (en) | 2019-04-25 | 2019-04-25 | Flexible vacuum suction tool |
Country Status (1)
Country | Link |
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CN (1) | CN210214059U (en) |
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2019
- 2019-04-25 CN CN201920582651.4U patent/CN210214059U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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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: 20200331 |