Quick-change negative pressure suction cup mechanism and vacuum pump with same

Abstract

The utility model relates to a quick-change negative pressure suction cup mechanism which comprises a connecting part, and a hook tooth part is arranged on the connecting part in an outward extending mode. Suction nozzles on the suction nozzle component are densely arranged; and one side of the connecting part is connected with the suction nozzle part in an insertion tenon manner. According to the utility model, the suction nozzles are densely arranged, so that a hollowed-out circuit board or other materials needing to be carried can be easily adsorbed and carried during operation, and quick mounting and dismounting are realized through the hook tooth part and the tooth-shaped hook claw matched with the hook tooth part; and if the sucker is damaged, the sucker can be quickly disassembled only by manually opening the hook tooth part, and the sucker has the advantages of simple structural design and convenience and quickness in use. The utility model further discloses a vacuum pump.

Description

TECHNICAL FIELD

[0001] The utility model relates to a vacuum pump technical field especially, it is a kind of quick-change negative pressure chuck mechanism and vacuum pump with it. BACKGROUND

[0002] Vacuum pump is the device or equipment that is used to pump the container to be pumped and obtain vacuum by mechanical, physical method. In popular terms, vacuum pump is the device that is used to improve, generate and maintain vacuum in certain enclosed space by various methods. The existing new, efficient, clean, economic, small vacuum pump component that can generate negative pressure using positive pressure air source, this makes it very easy and convenient to obtain negative pressure in the place with compressed air.

[0003] However, the existing vacuum pump still has the following technical problems when using:

[0004] 1) because circuit board has numerous through holes, lead to unable to adapt to the handling of circuit board;

[0005] 2) when chuck is damaged, the entire vacuum pump needs to be disassembled and replaced, maintenance is extremely inconvenient.

[0006] Therefore, it is necessary to design a quick-change negative pressure chuck mechanism and vacuum pump with it to solve the above technical problems. SUMMARY

[0007] The utility model discloses a kind of quick-change negative pressure chuck mechanism and vacuum pump with it, to solve the above technical problems, which can be applied to respective circuit board or other need to be adsorbed and handled and is extremely convenient to maintain.

[0008] To achieve the above technical scheme, the technical scheme of the utility model is as follows: a kind of quick-change negative pressure chuck mechanism, comprising

[0009] A connecting component, the connecting component is outwardly extended and provided with a hook tooth part;

[0010] A suction nozzle component, the suction nozzle of the suction nozzle component is densely arranged;The connecting component side is connected to the suction nozzle component.

[0011] Further, the connecting component and the filter sheet are provided at the connecting portion of the suction nozzle component;The suction nozzle component is provided with second cross pressure relief groove.

[0012] Further, the connecting component includes upper module, the lower module is connected to the lower module by sealing element sealingly below the upper module;Surrounding float chamber is formed between adjacent upper module and lower module;The float chamber is communicated with the chuck on the suction nozzle component at one end;The float chamber is provided with movable float;The lower module is provided with cross pressure relief groove.

[0013] Further, the upper module is provided with a positioning boss outwardly extended on one side; the upper module is detachably provided with a main sealing ring on the top; the upper module is provided with an airflow passage on the sealing side; the airflow passage is communicated with one end of the float chamber.

[0014] Further, the hook tooth parts are mirror image arranged on the connecting part and integrally formed with the connecting part; the hook tooth part is provided with at least one tooth-shaped buckle.

[0015] The utility model discloses a kind of vacuum pumps, including pump body, the pump body one side detachably installs as in any one of claims quick-change negative pressure chuck mechanism.

[0016] Further, the pump body is mirror image provided with inner concave arc finger unhooking process pit on both sides; the finger unhooking process pit is provided with tooth-shaped hook catch adapted to the hook tooth part of quick-change negative pressure chuck mechanism below.

[0017] Compared with the prior art, the utility model has the beneficial effects that: 1) the utility model arranges the suction nozzle densely, which can effectively ensure that the hollow circuit board or other raw materials to be transported can be easily adsorbed and transported during operation, effectively solving the problem that the circuit board cannot be transported due to the numerous through holes;

[0018] 2) the utility model realizes quick installation and disassembly by setting the hook tooth part and the tooth-shaped hook catch adapted thereto, and quick disassembly can be realized by manually unhooking the hook tooth part when the suction cup is damaged, with simple structure design and convenient and fast use;

[0019] 3) the utility model sets a filter sheet at the connecting part of the connecting part and the suction nozzle part to filter airflow, avoid impurities from entering the inside of the vacuum pump to cause damage, and improve service life;

[0020] 4) the utility model realizes quick pressure relief by setting a cross-shaped pressure relief groove, further speeds up the vacuum breaking efficiency, and thus improves the transportation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0021] To further illustrate the embodiments, the utility model provides drawings. These drawings are part of the disclosure of the utility model, mainly used to illustrate the embodiments, and can explain the operation principle of the embodiments in conjunction with the related description of the specification. With reference to these contents, those skilled in the art should understand other possible embodiments and advantages of the utility model. The components in the drawings are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0022] Fig. 1 It is a front view of the quick-change negative pressure chuck mechanism of the utility model;

[0023] Fig. 2 It is three-dimensional structure schematic view of quick-change negative pressure suction disc mechanism of the utility model;

[0024] Fig. 3 It is front view of vacuum pump of the utility model;

[0025] Fig. 4 It is three-dimensional structure schematic view of vacuum pump of the utility model. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0027] In order to make the person skilled in the art better understand the utility model scheme, the utility model will be further described in detail below with the drawings and specific embodiments.

[0028] Please refer to the drawings Figs. 1 to 4 As shown in the utility model provides a kind of vacuum pump, including pump body 3, the pump body 3 side detachably installed quick-change negative pressure suction disc mechanism.

[0029] The pump body 3 includes hollow square shell;The inside of the shell is equipped with multistage vacuum generation dress;Multistage vacuum generation dress other end is equipped with exhaust noise reduction muffling cotton;The both sides of the shell are mirror equipped with recessed arc finger unhooking process pit 31;The lower issue of finger unhooking process pit 31 is equipped with the toothed hook 32 compatible with the hook tooth part 11 of quick-change negative pressure suction disc mechanism.

[0030] The quick-change negative pressure suction disc mechanism includes

[0031] A connecting component 1, the hook tooth part 11 is outwardly extended on the connecting component 1;

[0032] A suction nozzle component 2, the suction nozzle on the suction nozzle component 2 is densely arranged;The side of connecting component 1 is connected to the suction nozzle component 2.

[0033] In the process of installation, as long as the negative pressure suction disc mechanism is pushed to approach the pump body 3, the hook tooth part 11 will be extruded to expand outward and then buckled on the tooth-shaped hook catch 32, and the fixing is completed. When disassembly is needed, the hook tooth part 11 can be disengaged from the tooth-shaped hook catch 32 by inserting fingers into the process pit 31 to pry open the hook tooth part 11, so that disassembly can be realized. Thus, installation and disassembly are extremely convenient, and subsequent maintenance is more convenient. When working, the suction nozzle part 2 is densely arranged, so that a greater contact area can be achieved when the material is transported, and the transportation is more stable and firm, so that the circuit board can be transported.

[0034] On the basis of the above embodiment, a filter sheet 4 is arranged at the connection between the connection part 1 and the suction nozzle part 2 to filter the airflow and prevent impurities from entering the inside of the vacuum pump to cause damage and improve the service life.

[0035] On the basis of the above embodiment, the connection part 1 comprises an upper module 12, the lower module 13 is sealingly connected below the upper module 12 through a sealing element 14, a float chamber 15 is enclosed between adjacent upper module 12 and lower module 13, one end of the float chamber 15 is communicated with the suction disc on the suction nozzle part 2, and the float chamber 15 is provided with a movable float 16. The working principle of the float chamber 15 and the float 16 is described in detail in Chinese Patent CN202020925764.2, and will not be described here.

[0036] On the basis of the above embodiment, a positioning boss is arranged on one side of the upper module 12 to extend outward, which can be used for quickly aligning the airflow hole during installation and ensuring the stability of the connection, a main sealing ring is detachably arranged on the top of the upper module 12 to seal the surface at the joint and prevent leakage, and an airflow passage is arranged on the sealing side of the upper module 12 and communicated with one end of the float chamber 15.

[0037] On the basis of the above embodiment, the hook tooth part 11 is arranged on the connection part 1 in a mirror image and is integrally formed with the connection part 1, and the hook tooth part 11 is provided with at least one tooth-shaped buckle, and two tooth-shaped buckles are preferably arranged in the example.

[0038] In summary, the design point of the utility model is that the suction nozzles are densely arranged, which can effectively ensure that the hollow circuit board or other materials to be transported can be easily sucked and transported during operation, and effectively solve the problem that the circuit board cannot be transported due to a large number of through holes. The hook tooth part and the tooth-shaped hook catch matched therewith are arranged to realize quick installation and disassembly.

[0039] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in any form. Although the present application has been disclosed with the preferred embodiments as above, it is not intended to limit the present application. Any person skilled in the art, without departing from the technical solution of the present application, can make some changes or modifications to the above disclosed technical content to make equivalent embodiments with equivalent changes, but as long as it does not deviate from the technical solution of the present application, any modification, equivalent change and modification of the above embodiments made according to the technical essence of the present application are still within the scope of the technical solution of the present application.

Claims

1. A quick change negative pressure chuck mechanism, characterized by, The utility model provides a quick-change negative pressure suction disc mechanism, which comprises a connecting part (1) and a suction nozzle part (2). The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism.

2. The quick change negative pressure chuck mechanism of claim 1, wherein: The utility model discloses a quick-change negative pressure suction disc mechanism.

3. The quick change negative pressure chuck mechanism of claim 2, wherein: The utility model discloses a quick-change negative pressure suction disc mechanism.

4. The quick change negative pressure chuck mechanism of claim 3, wherein: The utility model discloses a quick-change negative pressure suction disc mechanism.

5. The quick change negative pressure chuck mechanism of claim 1, wherein: The utility model discloses a quick-change negative pressure suction disc mechanism.

6. A vacuum pump, characterized by The utility model discloses a quick-change negative pressure suction disc mechanism.

7. A vacuum pump as claimed in claim 6, characterised in that: The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. The utility model discloses a quick-change negative pressure suction disc mechanism. 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