Vacuum chuck exhaust structure
By designing a vacuum suction cup exhaust structure that combines levers and push blocks, the problem of materials falling due to accidental contact with the vacuum suction cup was solved, achieving higher safety and reducing property damage.
Patent Information
- Application Number
- CN202520214595.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-11
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2035-02-11
AI Technical Summary
Existing vacuum suction cups are prone to causing materials to fall due to accidental activation of the pressure release button after material handling, posing property damage and safety hazards.
A vacuum suction cup exhaust structure was designed. Through the cooperation of levers and push blocks, the gas flow channel is closed and opened by rotating the levers, avoiding the need for direct pressing to release the adsorption state and enhancing safety.
It effectively prevents materials from falling due to accidental contact, improves safety during use, and reduces property damage.
Smart Images
Figure CN223595120U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to an exhaust structure, especially an exhaust structure for a vacuum chuck. BACKGROUND
[0002] The vacuum chuck device is a kind of handling and hanging tool for being attached to an object by the difference between internal and external atmospheric pressure, the vacuum chuck can complete the suction of the handled material by extracting the gas in the chuck, and the circulation of the gas in and out of the chuck is realized by the exhaust structure after the suction is completed, so that the vacuum chuck and the handled material are separated.
[0003] As disclosed in the patent with application No.2022101887.1, when the connection between the chuck and the material needs to be contacted after the handling of the material is completed, the rubber plug supported by the lever pin is separated from the exhaust hole on the communication seat when the pressing position of the exhaust button is pressed, the pipeline of the communication seat is in the unblocked state, and air enters the bottom of the bottom plate, so that the suction state of the chuck is released. When the pressing position of the exhaust button is released, the rubber plug is reset to block the exhaust hole on the communication seat due to the action of the spring, so that the pipeline of the communication seat is closed. This form of exhaust structure may be accidentally pressed when in use, which may cause the material to fall, not only causing property damage, but also easily causing safety hazards to the workers. UTILITY MODEL CONTENTS
[0004] The utility model aims to provide a vacuum chuck exhaust structure. When used in a vacuum chuck, it can avoid the accidental touch of the vacuum chuck during the handling of the object, which can cause the object to fall, not only reducing property damage, but also being safe.
[0005] The technical scheme of the utility model: a vacuum chuck exhaust structure, comprising:
[0006] A support, a lever rotatable relative to the support is arranged on one end of the upper side of the support through a mounting mechanism, and a limiting seat is arranged on the other end of the upper side of the support;
[0007] The lever, a sealing element for closing the gas flow channel of the vacuum chuck is arranged on one end of the lever, a pressing rod is arranged on the upper side of the other end of the lever, and a first reset spring is arranged on the lower side of the lever;
[0008] The pressing rod, a limiting groove vertically arranged corresponding to the limiting seat is arranged on one side wall of the pressing rod, a clamping groove horizontally arranged is arranged in the pressing rod, and a push block for controlling the lever to close or open the gas flow channel is arranged in the clamping groove;
[0009] The shell, the shell is arranged on the upper side of the support, and a guide groove corresponding to the pressing rod is arranged in the shell.
[0010] The mounting mechanism comprises a first hinged seat arranged at the upper end of the support and a second hinged seat arranged at the lower end of the lever, and the first hinged seat and the second hinged seat are provided with mounting shafts.
[0011] In the vacuum chuck exhaust structure, the push block is movable along the upper end surface of the limiting seat and the clamping groove, one side of the push block is provided with a second return spring connected with the clamping groove, the lower end surface of the push block is partially overlapped with the limiting seat and the clamping groove when the vacuum chuck is closed, and the upper end surface of the pressing rod is located below the upper end surface of the limiting seat when the vacuum chuck is opened.
[0012] In the vacuum chuck exhaust structure, the second return spring is horizontally arranged, and one end of the second return spring is connected with the bottom of the clamping groove.
[0013] In the vacuum chuck exhaust structure, the lower part of the pressing rod is provided with a stop edge corresponding to the guide groove.
[0014] Compared with the prior art, the vacuum chuck exhaust structure has the following advantages:
[0015] The application realizes the closing or opening of the gas flow channel of the vacuum chuck through the arrangement of the lever and the rotation of the lever, and the structure is simple and reliable. When the application is used for the vacuum chuck, the vacuum chuck is connected with the external gas, the push block is moved relative to the upper end surface of the limiting seat and the clamping groove and drives the pressing rod to be pressed down, the lever is driven to rotate, and the risk caused by the accidental pressing during use can be reduced, and the safety is good. BRIEF DESCRIPTION OF DRAWINGS
[0016] Fig. 1 is a structural schematic view of the application;
[0017] Fig. 2 is a structural schematic view of the application;
[0018] Fig. 3 is a sectional view of the application.
[0019] The marks in the drawings are: 1-support, 2-stop edge, 3-lever, 4-limiting seat, 5-sealing element, 6-pressing rod, 7-first return spring, 9-limiting groove, 10-clamping groove, 11-push block, 12-first hinged seat, 13-second hinged seat, 14-second return spring, 15-housing, 16-guide groove. DETAILED DESCRIPTION
[0020] The application will be further described below in combination with the drawings and examples, but it is not used as the basis for limiting the application.
[0021] Example. A vacuum chuck exhaust structure is constituted as shown inFigs. 1-3 As shown, comprising:
[0022] Support 1, one end of the upper side is provided with a lever 3 that can rotate relative to the support 1 through a mounting mechanism, the other end of the upper side of the support 1 is provided with a limiting seat 4;
[0023] Lever 3, one end is provided with a sealing element 5 that closes the gas flow channel of the vacuum chuck, the other end of the upper side is provided with a pressing rod 6, and the lower side is provided with a first return spring 7;
[0024] Pressing rod 6, one side wall is provided with a limiting groove 9 arranged vertically corresponding to the limiting seat 4, the pressing rod 6 is provided with a clamping groove 10 arranged horizontally, and the clamping groove 10 is provided with a push block 11 for controlling the lever 3 to close or open the gas flow channel;
[0025] Housing 15, provided on the upper side of the support 1, and the inside is provided with a guide groove 16 corresponding to the pressing rod 6.
[0026] The mounting mechanism comprises a first hinge seat 12 provided on the upper end of the support 1 and a second hinge seat 13 provided on the lower end of the lever 3, and the first hinge seat 12 and the second hinge seat 13 are provided with mounting shafts.
[0027] The push block 11 can move along the upper end surface of the limiting seat 4 and the clamping groove 10, and the push block 11 is provided with a second return spring 14 connected with the clamping groove 10 on one side. When the vacuum chuck is closed, the lower end surface of the push block 11 partially overlaps the limiting seat 4 and the clamping groove 10; when the vacuum chuck is opened, the push block 11 is completely located in the clamping groove 10 of the pressing rod 6, and the upper end surface of the pressing rod 6 is located below the upper end surface of the limiting seat 4.
[0028] The second return spring 14 is arranged horizontally, and one end of the second return spring 14 is connected with the bottom of the clamping groove 10.
[0029] The lower part of the pressing rod 6 is provided with a stop edge 2 corresponding to the guide groove 16.
[0030] The utility model discloses a principle: when using, through support 1 setting in vacuum chuck outside, make the sealing element 5 of lever 3 end part can realize the closure to gas flow passage when lever 3 rotates, when the vacuum chuck of this application realizes and carries the article separation, through pushing the push block 11 compression second reset spring 14 make push block along the limit seat 4 upper end surface and draw -in groove 10 remove, until push block 11 lower end completely enter draw -in groove 10, then press push block 11 downward movement, push block lower -pressing process can drive lever 3 to rotate, make the sealing element 5 of lever 3 end part open gas flow passage, make the gas of suction disc inside and outside connect, thereby can take down the material of suction disc suction, when wanting to close vacuum chuck, under the action of first reset spring 7, can make lever rotate, and press bar 6 and push block 11 in press bar 6 upward movement when press bar 6 moves to lower portion fender 2 limit at the import place of guide groove 16 lower end, push block 11 moves to lower end surface and limit seat 4 upper end surface flush, under the action of second reset spring 14, push block 11 along draw -in groove 10 remove to push block 11 end and shell abut, when push block 11 lower end surface and limit seat 4 upper end surface and draw -in groove 10 part coincide, thereby cannot realize vacuum chuck contact seal directly through pressing, but want to push push block 11 horizontal movement first, then press push block downward, like this safety is better.
Claims
1. A vacuum chuck exhaust structure, characterized by, include: The bracket (1) has a lever (3) that can rotate relative to the bracket (1) at one end via an installation mechanism, and a limit seat (4) at the other end of the bracket (1). The lever (3) has a sealing element (5) at one end to close the gas flow channel of the vacuum suction cup, a pressure rod (6) on the upper side of the other end, and a first return spring (7) on the lower side. The pressure rod (6) has a vertically arranged limiting groove (9) on one side wall corresponding to the limiting seat (4), and a horizontally arranged slot (10) in the pressure rod (6). The slot (10) has a push block (11) for the control lever (3) to close or open the gas flow channel. The housing (15) is located on the upper side of the bracket (1) and has a guide groove (16) inside that corresponds to the pressure rod (6).
2. The vacuum chuck exhaust structure according to claim 1, characterized by: The installation mechanism includes a first hinge seat (12) located at the upper end of the bracket (1) and a second hinge seat (13) located at the lower end of the lever (3), with an installation shaft provided in the first hinge seat (12) and the second hinge seat (13).
3. The vacuum chuck exhaust structure according to claim 1, wherein: The push block (11) can move along the upper end face of the limiting seat (4) and the slot (10). A second reset spring (14) connected to the slot (10) is provided on one side of the push block (11). When the vacuum suction cup is closed, the lower end face of the push block (11) partially overlaps with the limiting seat (4) and the slot (10). When the vacuum suction cup is unsealed, the push block (11) is completely in the slot (10) of the pressure rod (6), and the upper end face of the pressure rod (6) is located below the upper end face of the limiting seat (4).
4. The vacuum chuck exhaust structure according to claim 3, wherein: The second reset spring (14) is set horizontally, and one end of the second reset spring (14) is connected to the bottom of the slot (10).
5. The vacuum chuck exhaust structure according to claim 1, wherein: The lower part of the pressure rod (6) is provided with a stop (2) corresponding to the guide groove (16).