CN211265438U

CN211265438U - Rubber suction nozzle with good adsorption effect

Info

Publication number: CN211265438U
Application number: CN202020321351.3U
Authority: CN
Inventors: 刘根平; 刘祖保; 杨宁丽
Original assignee: Shenzhen Xingrisheng Technology Co ltd
Current assignee: Shenzhen Xingrisheng Precision Manufacturing Co.,Ltd.
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-08-14
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a rubber suction nozzle that adsorption effect is good, including the rubber suction nozzle main part, the surface of rubber suction nozzle main part is provided with the elastic layer, one side that the rubber suction nozzle main part was kept away from to the elastic layer is provided with the wearing layer, one side that the elastic layer was kept away from to the wearing layer is provided with the oxidation resisting layer, the elastic layer includes polyisoprene rubber layer. The utility model discloses a set up the rubber suction nozzle main part, the elastic layer, polyisoprene rubber layer, chlorosulfonated polyethylene layer, the wearing layer, the butadiene rubber layer, the acrylate layer, the oxidation-resistant layer, mutually supporting on EP rubbers layer and EPDM rubber layer, the advantage that adsorption effect is good has been reached, the poor problem of current rubber suction nozzle adsorption effect has been solved, when rubber suction nozzle uses for a long time, can not receive the influence that sunshine shines and temperature variation, the phenomenon of elasticity difference and oxidation can not appear, can not appear warping, do not influence adsorption effect, make things convenient for people to use.

Description

Rubber suction nozzle with good adsorption effect

Technical Field

The utility model relates to a rubber suction nozzle technical field specifically is a rubber suction nozzle that adsorption effect is good.

Background

The semiconductor packaging is a process of processing a wafer passing a test according to a product model and a function requirement to obtain an independent chip, and the packaging process is that the wafer from a wafer previous process is cut into small chips (Die) through a scribing process, then the cut chips are pasted on small islands of corresponding substrate (Lead frame) frames through glue, bonding pads (BondPad) of the chips are connected to corresponding pins (Lead) of the substrate through superfine metal (gold tin copper aluminum) wires or conductive resin to form a required circuit, and then the independent chips are packaged and protected by plastic shells.

In the semiconductor packaging process, need use the rubber suction nozzle to in adsorb the chip, present rubber suction nozzle, adsorption effect is poor, when the rubber suction nozzle uses for a long time, receives the influence of sunshine irradiation and temperature variation easily, leads to appearing the phenomenon of elasticity difference and oxidation, leads to appearing warping, influences adsorption effect, and inconvenient people uses.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a rubber suction nozzle that adsorption effect is good possesses the advantage that adsorption effect is good, has solved the poor problem of current rubber suction nozzle adsorption effect.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rubber suction nozzle that adsorption effect is good, includes the rubber suction nozzle main part, the surface of rubber suction nozzle main part is provided with the elastic layer, one side that the rubber suction nozzle main part was kept away from to the elastic layer is provided with the wearing layer, one side that the elastic layer was kept away from to the wearing layer is provided with the oxidation resisting layer.

Preferably, the elastic layer comprises a polyisoprene rubber layer, and one side of the polyisoprene rubber layer, which is far away from the elastic layer, is provided with a chlorosulfonated polyethylene layer.

Preferably, the wear-resistant layer comprises a butadiene rubber layer, and an acrylate layer is arranged on one side, away from the wear-resistant layer, of the butadiene rubber layer.

Preferably, the oxidation-resistant layer comprises an ethylene propylene rubber layer, and an ethylene propylene diene rubber layer is arranged on one side, away from the oxidation-resistant layer, of the ethylene propylene rubber layer.

Preferably, the thickness of the elastic layer is greater than the thickness of the wear-resistant layer and the thickness of the oxidation-resistant layer, and the thickness of the oxidation-resistant layer is the same as the thickness of the wear-resistant layer.

(III) advantageous effects

Compared with the prior art, the utility model provides a rubber suction nozzle that adsorption effect is good possesses following beneficial effect:

1. the utility model discloses a set up the rubber suction nozzle main part, the elastic layer, polyisoprene rubber layer, chlorosulfonated polyethylene layer, the wearing layer, the butadiene rubber layer, the acrylate layer, the oxidation-resistant layer, mutually supporting on EP rubbers layer and EPDM rubber layer, the advantage that adsorption effect is good has been reached, the poor problem of current rubber suction nozzle adsorption effect has been solved, when rubber suction nozzle uses for a long time, can not receive the influence that sunshine shines and temperature variation, the phenomenon of elasticity difference and oxidation can not appear, can not appear warping, do not influence adsorption effect, make things convenient for people to use.

2. The utility model discloses a set up the elastic layer, played the effectual effect of elasticity when using to the rubber suction nozzle main part, through setting up the wearing layer, played the effectual effect of resistance to wears to the rubber suction nozzle main part when using, through setting up oxidation-resistant layer, played the effect that weatherability is good to the rubber suction nozzle main part when using.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the elastic layer of the present invention;

FIG. 3 is a cross-sectional view of the wear-resistant layer of the present invention;

fig. 4 is a sectional view of the oxidation resistant layer of the present invention.

In the figure: 1. a rubber suction nozzle main body; 2. an elastic layer; 21. a polyisoprene rubber layer; 22. a chlorosulfonated polyethylene layer; 3. a wear layer; 31. a butadiene rubber layer; 32. an acrylate layer; 4. an oxidation resistant layer; 41. an ethylene propylene rubber layer; 42. an ethylene propylene diene monomer layer.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the utility model is usually placed when in use, and are used for convenience of description and simplification of description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a rubber suction nozzle with good adsorption effect comprises a rubber suction nozzle body 1, an elastic layer 2 is arranged on the surface of the rubber suction nozzle body 1, the elastic layer 2 plays a role in good elastic effect when the rubber suction nozzle body 1 is used, the thickness of the elastic layer 2 is larger than that of a wear-resistant layer 3 and that of an oxidation-resistant layer 4, the thickness of the oxidation-resistant layer 4 is the same as that of the wear-resistant layer 3, the elastic layer 2 comprises a polyisoprene rubber layer 21, a chlorosulfonated polyethylene layer 22 is arranged on one side of the polyisoprene rubber layer 21 away from the elastic layer 2, a wear-resistant layer 3 is arranged on one side of the elastic layer 2 away from the rubber suction nozzle body 1, the wear-resistant layer 3 plays a role in good wear-resistant effect when the rubber suction nozzle body 1 is used, the wear-resistant layer 3 comprises a butadiene rubber layer 31, an acrylate layer 32 is arranged on one side of the butadiene rubber layer 31 away from the wear, the side of the wear-resistant layer 3, which is far away from the elastic layer 2, is provided with the oxidation-resistant layer 4, the rubber suction nozzle body 1 has good weather resistance by arranging the oxidation-resistant layer 4, the oxidation-resistant layer 4 comprises an ethylene propylene rubber layer 41, one side of the ethylene propylene rubber layer 41, which is far away from the oxidation-resistant layer 4, is provided with an ethylene propylene diene rubber layer 42, the rubber suction nozzle body 1, the elastic layer 2, a polyisoprene rubber layer 21, a chlorosulfonated polyethylene layer 22, the wear-resistant layer 3, a butadiene rubber layer 31, an acrylate layer 32, the oxidation-resistant layer 4, the ethylene propylene rubber layer 41 and the ethylene propylene diene rubber layer 42 are mutually matched, the advantage of good adsorption effect is achieved, the problem of poor adsorption effect of the existing rubber suction nozzle is solved, when the rubber suction nozzle is used for a long time, the influence of sunlight irradiation and temperature change can not occur, the phenomena of poor, does not affect the adsorption effect and is convenient for people to use.

During the use, through setting up polyisoprene rubber layer 21 and chlorosulfonated polyethylene layer 22, the effectual effect of elasticity has been played to rubber suction nozzle main part 1 when using, through setting up cis-polybutadiene rubber layer 31 and acrylate layer 32, the effectual effect of resistance to wears has been played to rubber suction nozzle main part 1 when using, through setting up EPT rubber layer 41 and EPT rubber layer 42, the good effect of weather resistance has been played to rubber suction nozzle main part 1 when using, when rubber suction nozzle uses for a long time, can not receive the influence of sunshine irradiation and temperature variation, the phenomenon of elasticity difference and oxidation can not appear, can not appear warping, do not influence adsorption effect, make things convenient for people to use.

All parts in this document are herein described as being customizable and can be customized according to the specifications and drawings, and the connections and specific structures between the various layers in this document are not specifically described herein, such as by mechanical means, by adhesives, by various welding methods (such as thermal welding, ultrasonic welding, flux, welding, and mechanical welding), and all parts in this document are either general standard parts or parts known to those skilled in the art, the structures and principles of which are known to those skilled in the art through technical manuals or through routine experimentation.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. It should be noted that there are infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that various improvements, decorations or changes can be made without departing from the principles of the present invention, and the technical features can be combined in a suitable manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. The utility model provides a rubber suction nozzle that adsorption effect is good, includes rubber suction nozzle main part (1), its characterized in that: the surface of rubber suction nozzle main part (1) is provided with elastic layer (2), one side that rubber suction nozzle main part (1) was kept away from in elastic layer (2) is provided with wearing layer (3), one side that elastic layer (2) was kept away from in wearing layer (3) is provided with oxidation-resistant layer (4).

2. The rubber suction nozzle with good suction effect as claimed in claim 1, wherein: the elastic layer (2) comprises a polyisoprene rubber layer (21), and a chlorosulfonated polyethylene layer (22) is arranged on one side, away from the elastic layer (2), of the polyisoprene rubber layer (21).

3. The rubber suction nozzle with good suction effect as claimed in claim 1, wherein: the wear-resistant layer (3) comprises a butadiene rubber layer (31), and an acrylate layer (32) is arranged on one side, far away from the wear-resistant layer (3), of the butadiene rubber layer (31).

4. The rubber suction nozzle with good suction effect as claimed in claim 1, wherein: the oxidation-resistant layer (4) comprises an ethylene propylene rubber layer (41), and an ethylene propylene diene rubber layer (42) is arranged on one side, far away from the oxidation-resistant layer (4), of the ethylene propylene rubber layer (41).

5. The rubber suction nozzle with good suction effect as claimed in claim 1, wherein: the thickness of elastic layer (2) is greater than the thickness of wearing layer (3) and the thickness of resistant oxide layer (4), the thickness of resistant oxide layer (4) is the same with the thickness of wearing layer (3).