340 results about "Silicone adhesive" patented technology

The invention discloses waste reutilization equipment for silicone adhesive packaging film production, and relates to the technical field of plastic waste recovery treatment, the waste reutilization equipment comprises a melting tank and a heating module mounted on the melting tank, and further comprises a partition plate; the stirring mechanism comprises a main shaft and a plurality of material mixing assemblies, and each material mixing assembly comprises a plurality of stirring blades; the material control mechanism comprises a material guide plate mounted outside the plurality of stirring blades, a plurality of through grooves formed in the material guide plate, two scraping plates mounted in the through grooves, two cutting assemblies mounted in the through grooves and a linkage assembly used for driving the scraping plates to rotate; the scraping plate is driven to move towards the edge direction of the partition plate along with the material guide plate, packaging film waste materials with different melting degrees on the surfaces of the stirring blades are scraped away, and the packaging film waste materials which are not completely molten are easily attached to the outer portions of the stirring blades, so that the waste materials are easily carried to move towards the heating module; and the part of waste enters a high-temperature area close to the heating module, and melting of the part of waste is accelerated.

The invention discloses silencing and mildew-proof organic silica gel as well as a preparation method and application thereof, and belongs to the technical field of organic silicon binding material polymers. Comprising the following components in parts by weight: 35-45 parts of nano calcium carbonate, 32-40 parts of hydroxyl-terminated polysiloxane, 5-9 parts of silencing powder, 0.5-2.5 parts of glass fiber powder, 5-9 parts of a hyperbranched polymer, 2-5 parts of a hydrophobic surface modifier, 1.5-3 parts of color paste, 1-2 parts of a water-based coupling agent, 1-2 parts of a cross-linking agent, 0.5-2.5 parts of a mildew preventive, 0.4-2 parts of a composite titanide and 0.4-0.7 part of nano silver powder. According to the invention, the nano silver powder and the mildew preventive are compounded, and an inorganic sterilization system is combined, so that broad-spectrum environment-friendly bacteriostasis is realized, and high-humidity long-acting protection is met; the powder is subjected to hydrophobic treatment, moisture is blocked, and high adhesion is kept; silencing powder serves as a core, a sound absorption network is cooperatively formed, the noise reduction capacity is improved, and the device is suitable for multiple scenes.

The invention relates to the technical field of adhesive tape processing, in particular to a coating device for Teflon adhesive tape processing, which comprises an adhesive box, a controller, a first motor and a stirring rod, a silica gel adhesive is stored in the adhesive box, the controller is mounted at the top of the front surface of the adhesive box, the first motor is mounted at the bottom of the front surface of the adhesive box, and the stirring rod is mounted on the first motor. The coating device comprises a controller, a first motor and a stirring rod, the first motor is electrically connected with the controller, the output end of the first motor is installed at the front end of the stirring rod, the stirring rod is driven by the first motor to stir a silica gel adhesive, and the coating device for Teflon adhesive tape processing further comprises a coating mechanism, a pump body, a diluting mechanism and a discharging mechanism. According to the Teflon coiled material coating device, the Teflon coiled material is subjected to coating pretreatment, Teflon static electricity can be eliminated, the humidity of Teflon can be reduced, the adsorbability of an adhesive and the Teflon coiled material is improved, the adhesive is prevented from generating bubbles, the coating quality of the Teflon coiled material is improved, the diluent quantitative supplementing function is achieved, and the situation that the coating efficiency is affected due to the fact that the fluidity of the adhesive is reduced is prevented.

The invention discloses modified calcium carbonate powder applied to silicone adhesive and a preparation method of the modified calcium carbonate powder, and relates to the technical field of calcium carbonate powder modification, the modified calcium carbonate powder comprises heavy calcium carbonate powder and an additive for modifying the heavy calcium carbonate powder; the additives comprise N, N '-ethylene bis stearamide, glycerol, an aluminate coupling agent, a castor oil derivative, a dispersing agent and a rheological agent; the calcium carbonate filler has the characteristics of high whiteness, low cost, strong lipophilicity, small stacking density, low oil absorption value and the like, and the silicone adhesive produced by using the calcium carbonate filler has the advantages of good fluidity, good thixotropy, good extrudability of the finished product adhesive and outstanding mechanical properties, and is a high-quality calcium carbonate filling filler for producing the silicone adhesive.

The present invention belongs to the technical field of soft magnetic materials and high-end electronic equipment, and specifically relates to a power inductor magnetic ring that can be injection molded and a preparation method thereof. The preparation method comprises the following steps: surface-modifying magnetic powder by aminosilane coupling agent to obtain magnetic powder surface-modified by aminosilane coupling agent; mixing hydrogen-containing silicone oil, allyl glycidyl ether and organic solvent, and then adding chloroplatinic acid isopropanol solution catalyst to heat reaction to obtain epoxy-modified organic silicone adhesive; mixing the aminosilane coupling agent surface-modified magnetic powder and epoxy-modified organic silicone adhesive evenly, and then injecting them into an annular mold for drying and curing, and finally using encapsulation resin for encapsulation and protection to obtain a power inductor magnetic ring. The present invention can achieve bonding curing and insulation coating of magnetic powder under the condition of low adhesive resin content, and can obtain products with high magnetic powder content and high magnetic properties under low molding pressure.

The invention discloses a mildew-proof cosmetic alcohol-permeable adhesive and a preparation process thereof, and relates to the technical field of dealcoholized silicone adhesives, the mildew-proof cosmetic alcohol-permeable adhesive comprises the following components: 80-100 parts of alkoxy-terminated polydimethylsiloxane, 7-20 parts of a plasticizer, 6-18 parts of a filler, 0.6-3.5 parts of fumed silica, 5-15 parts of a cross-linking agent, 1.2-2.0 parts of a mildew-proof agent, and 0.2-2.5 parts of a catalyst. According to the invention, alkoxy-terminated polydimethylsiloxane is used as a main component, siloxane is used as a cross-linking agent, and a plasticizer and a filler are added to prepare the alcohol-permeable adhesive. Morpholinyl siloxane and ammonium chloride siloxane can be selectively added into the cross-linking agent, quaternized modified silicone oil and a synergistic mildew inhibitor are added into the plasticizer, so that the alcohol-permeable adhesive can play antibacterial and mildew-proof effects, has relatively good broad-spectrum and rapid bactericidal activity and thermal stability, and also has a lasting mildew-proof effect in a humid environment.

The invention discloses an intelligent temperature control health care patch and a preparation method thereof, and belongs to the technical field of medical instruments. The health care patch comprises a surface layer (a CO2 laser drilling PET film and a fluorosilane coating), a temperature control layer (paraffin / mesoporous silica composite phase change material), a medicine layer (wormwood essential oil-paraffin / sodium alginate microcapsules) and a bonding layer (silicone adhesive / hydrogenated castor oil). Ventilation and sweat prevention are achieved through the laser micropores and the hydrophobic coating, the phase change material composite system provides + / -1.4 DEG C temperature control precision, and the 48-hour medicine volatilization loss rate is only 3.2%. The preparation method adopts vacuum impregnation, low-temperature crosslinking and gradient curing processes, and interlayer bubble-free combination and efficient production are realized. The product has thermal therapy accuracy, medicine long-acting slow release property and skin adaptability, and is suitable for the field of chronic pain and joint nursing.

The invention relates to the technical field of silicone adhesive packaging film waste recycling, in particular to silicone adhesive packaging film production waste recycling equipment which comprises a melting tank, a discharging pipe, an exhaust pipe, a heating module, a stirring mechanism, a wall scraping mechanism, a reciprocating motion mechanism and a cleaning mechanism. The melting tank is fixedly communicated with the exhaust pipe and located above the melting tank, the heating module is fixedly connected with the melting tank and located on the outer wall of the lower end of the melting tank, the stirring mechanism is located in the melting tank, the wall scraping mechanism is located in the melting tank, the reciprocating movement mechanism is located in the melting tank and located above the cleaning mechanism, and the cleaning mechanism is arranged on the stirring mechanism. Through the mode, frequent stirring, uniform heating and sufficient stirring of the silicone adhesive are realized, and the recycling efficiency of the silicone adhesive is greatly improved.

The invention provides an organic silicon modified glass bead and an application thereof in a silicone adhesive. The organic silicon modified glass beads comprise hollow glass beads and organic silicon grafted on the surfaces of the hollow glass beads, and preparation raw materials of the organic silicon comprise a silicone oil modifier with the solid content of 25%-34% and a platinum catalyst, the silicone oil modifier comprises 100 parts by mass of vinyl silicone oil, 26-30 parts by mass of hydrogen-containing silicone oil, 3-5 parts by mass of vinyl trimethoxy silane and a first organic solvent. The organic silicon modified glass beads have large surface roughness, and can be combined with a silicone adhesive matrix through chemical bonds and stably dispersed in the silicone adhesive when being applied to the silicone adhesive as a matting agent, so that the surface roughness of the cured silicone adhesive is increased, the matting effect is good, and the long-acting matting effect is realized; and after being stored for a long time, the matte silicone adhesive still has a relatively good matting effect and good storage stability.

The utility model discloses an ostomy base plate and an ostomy bag assembly. The stoma base plate and the stoma bag are used in a matched mode, the stoma base plate comprises a first adhesive area and a second adhesive area which are concentrically arranged, at least part of the first adhesive area is arranged on the peripheral side of the second adhesive area in a surrounding mode, the first adhesive area is made of medical hydrocolloid or medical acrylic acid adhesive, and the second adhesive area is made of medical hydrocolloid or medical acrylic acid adhesive. And the second adhesive area is made of medical silica gel. According to the technical scheme provided by the utility model, the peripheral hydrocolloid material can ensure that the stoma base plate has enough adhesive force, so that the stoma bag and excrement contained in the stoma bag can be suspended and borne; the inner ring silicone adhesive material has enough viscosity to seal the periphery of the stoma, but the inner ring silicone adhesive material has relatively weak viscosity, is easy to tear off and does not strain the skin, and the silicone adhesive is extremely low in allergy rate and small in damage to the skin. According to the scheme, under the condition that it is guaranteed that the stoma base plate is safe and free of leakage, the skin of a patient is better protected, and the use experience is improved.

A securement device for an infant including a lower layer having a silicone adhesive and a center opening configured to receive an umbilical cord of the infant. An upwardly extending first securement tab and an upwardly extending second securement tab are positioned on opposing sides of the center opening. The first securement tab and the second securement tab define a bridge capturing an umbilical line. The lower layer includes a first antimicrobial, and the first securement tab includes a second antimicrobial.

The utility model discloses a dispersing device for silicone adhesive production, which relates to the technical field of dispersing devices and comprises a dispersing device body, a support block, a feeding pipe and a discharging pipe, the bottom of the dispersing device body is fixedly connected with the top of the support block, the bottom of the feeding pipe is communicated with the top of the dispersing device body, and the bottom of the discharging pipe is communicated with the top of the dispersing device body. The bottom of the dispersing device body is communicated with one end of a discharging pipe, and the bottom of the inner wall of the dispersing device body is fixedly connected with a supporting anti-blocking assembly. According to the anti-blocking dispersing device, the supporting anti-blocking assembly is arranged to be matched with the discharging assembly to push the discharging assembly to stably conduct anti-blocking discharging on the interior of the dispersing device body, and the problems that when an existing dispersing device is used, a discharging pipe is installed on the right side, materials in the dispersing device are inconvenient to discharge in the using process and prone to being accumulated and attached to the periphery of the discharging pipe, and the discharging efficiency is high are solved. The problem that the use effect of the dispersing device is affected due to the blockage of the materials is solved, and the anti-blocking discharging effect is achieved.

The present application relates to the low temperature curing high-strength benzoxazine type silicone adhesive formula and use method, the formula includes the benzoxazine group containing organic silicon compound and organic alkali compound, the mass ratio of benzoxazine group containing organic silicon compound, organic alkali compound is 100:0.1-20.The adhesive of the present application is based on the cooperation between the benzoxazine group containing organic silicon compound and the basic catalyst, can be cured at low temperature, realize the higher strength bonding.The benzoxazine type silicone adhesive formula provided by the present application can be directly used as adhesive, and the bonding strength is high;It can also be used as a basic formula, used as an adhesive after adding other fillers, to meet the different needs of various special occasions.

The invention provides a wear-resistant PVC decorative film and a preparation method thereof, and relates to the field of composite films. Comprising a PVC base material layer, a bonding layer and a film covering layer which are sequentially arranged. The PVC base material layer is prepared from the following raw materials in parts by weight: 90 to 100 parts of PVC resin, 10 to 20 parts of chlorinated polyethylene resin, 1 to 5 parts of plasticizer, 1 to 5 parts of lubricant, 5 to 10 parts of montmorillonite / nano silicon dioxide compound and 1 to 5 parts of calcium-zinc compound stabilizer; the film coating layer is prepared from the following raw materials in parts by weight: 90 to 100 parts of PET (Polyethylene Terephthalate) resin; the adhesive is prepared from the following components in parts by weight: 10 to 20 parts of polyisocyanate, 5 to 10 parts of acrylate copolymer, 1 to 5 parts of modified flake alumina, 1 to 5 parts of modified glass flake and 0.1 to 0.2 part of dibutyltin dilaurate. And the bonding layer is a silicone adhesive. And the wear-resisting performance is good, the bonding strength between layers is high, and the service life is long.

Provided is a thermally conductive silicone adhesive composition comprising: (A) at lease one alkenyl group-containing organopolysiloxane, (B) at least one chain-extender comprising terminal silicon-hydride, (C) at least one cross-linker comprising pendant silicon-hydride, (D) at least one catalyst, (E) at least one thermal conductive filler selected from aluminum oxide, aluminum nitride or a combination thereof, and (F) at least one core-shell solid polymer particle; wherein the mole ratio of component (B) to component (C) is from more than 1: 1 to less than 10: 1. The said composition highlights its excellent gap stability when cured, while preserving commendable thermal conductivity and good flowability.

The present invention discloses a highly conductive split ring of an omnidirectional elastic member. The highly conductive split ring of an omnidirectional elastic member according to the present invention solves the problem of corrosion of peripheral components caused by axial current in high-speed electric motors, which directly affects the operating stability of bearings mounted on the main shaft, thereby affecting the stability of the electric motor under conditions of high rotational speed, high power, and high torque. It also overcomes the state-of-the-art technical challenge of limiting the output of the electric motor, which belongs to the problem of axial current that needs to be resolved quickly, otherwise it may cause a potential safety hazard. The multiple fan-shaped lip edges used in the present invention not only ensure good electrical contact and sufficient contact area with the main shaft, but also move synchronously with the radial or axial movement of the main shaft, demonstrating excellent performance in following the main shaft operation and ensuring good instantaneous electrical contact between the conductive silicone adhesive and the main shaft. [Solution] The split ring comprises an outer frame, a support ring, and a conductive assembly, and the conductive assembly includes a conductive ring, multiple lip edges, a conductive silicone adhesive after it has solidified from a liquid state, and a conductive elastic member that is integrally attached to the conductive silicone adhesive.

The utility model discloses a liquid crystal display screen capable of quickly checking whether silicone adhesive overflows, which comprises a lower polaroid, a lower substrate, an upper substrate, an upper polaroid and a cover plate which are sequentially overlapped from bottom to top, the lower substrate is longer than the upper substrate and extends outwards to form a step, the silicone adhesive is arranged on the upper surface of the lower substrate positioned at the step, and the silicone adhesive is arranged on the lower surface of the upper polaroid. The silicone adhesive abuts against the cover plate, and a white ink layer is arranged on the lower surface of the cover plate and located on the outer side of the silicone adhesive. Whether the silicone adhesive exceeds the standard requirement or not can be identified through the white ink layer, if the silicone adhesive exists on the white ink layer, the excessive adhesive amount exceeds the standard and exceeds the appearance of the display glass, and the appearance can be easily identified; if no silicone adhesive exists on the white ink layer, no excessive adhesive exists, and the product is a qualified product. According to the structure, whether the silicone adhesive exceeds the appearance of the display glass or not can be quickly checked, so that the silicone adhesive is prevented from overflowing, and silicone oil released by the silicone adhesive is prevented from reaching the assembly surface of the cover plate.

The present invention is a silicone adhesive composition comprising: a phenyl group-containing silicon compound having a specific structure; and a hydrolyzable silicon compound having an epoxy group-containing organic group having a specific structure. As a result, a silicone adhesive having improved adhesion to a plastic film substrate compared to the prior art is provided.

To solve a problem on an electronic device manufacturing line in which a conventional broadband flat radio wave absorber is affected by reflection from a coating resin in the millimeter wave band, and external vibration or contact can cause carbon or ferrite powder dust to separate and fall from the radio wave absorber.SOLUTION: One side of a cover layer made of an open-cell foamed resin is impregnated with an adhesive, one side of an absorbing layer made of closed-cell or open-cell foamed resin with carbon powder or ferrite powder dispersed therein is coated with the adhesive, and the adhesive-impregnated side of the cover layer and the adhesive-coated side of the absorbing layer are joined together. The foamed resin of the cover layer and the absorbing layer is polystyrene foam, polyurethane foam, or polyethylene foam, and the adhesive is an acrylic adhesive, silicone adhesive, urethane adhesive, or rubber adhesive.SELECTED DRAWING: Figure 1

The utility model discloses a wound negative pressure suction device, which relates to the technical field of medical instruments, and comprises a suction tube, one end of the suction tube is fixedly connected with a sticking sheet, one side of the sticking sheet is coated with a silica gel adhesive, the sticking sheet has the advantages of persistent adhesiveness and difficulty in damaging skin cells, two ends of the other side of the sticking sheet are fixedly connected with magic tapes, and the magic tapes are fixedly connected with the suction tube. The other end of the suction tube is fixedly connected with a tank cover, and the interior of the tank cover is in threaded connection with a liquid collecting tank; through the arrangement of the sticking sheet, the silica gel adhesive and the hook-and-loop fastener, different fixation can be performed according to affected parts of different parts during use, so that the situation that a patient feels uncomfortable due to a single fixing mode is avoided, and the practicability of the device is enhanced; and by arranging a sliding block, a sliding rail and a bottom plate, during use, the liquid collecting tank can be quickly mounted and dismounted, so that the problem that the liquid collecting tank is difficult to dismount and clean is solved, and the use effect of the device is improved.

Provided are adhesive articles that include a silicone adhesive and a substrate, with a primer layer interposed between the silicone adhesive and the substrate. The primer layer includes a polymer having a polyorganosiloxane pendant group P represented by the formula (I) where each R1 is independently an alkyl, haloalkyl, arylalkyl, alkenyl, aryl, or aryl substituted with an alkyl, alkoxy, or halo; R2 is an alkyl or an alkenyl group; R3 is an alkylene or an arylalkylene group; and n is an integer in the range of 1 to 20. The primer layer typically improves the adhesion between the silicone adhesive and a wide variety of substrates.

The present invention provides a peelable laminate, etc., that exhibits easy peelability while the adhesive layer after peeling shows sufficient adhesive strength for practical use. [Solution] A substrate having a release layer is provided with a first silicone adhesive layer and a second silicone adhesive layer laminated on the same layer, wherein the second silicone adhesive layer is of formula:R3SiO 1 / 2 Siloxane units represented by the formula: SiO (wherein R is the same or different monovalent organic group with 1 to 12 carbon atoms) 4 / 2 A releaseable laminate containing a multilayer silicone adhesive layer, characterized in that it contains a silicone resin containing siloxane units represented by , the content of which is higher than the content of silicone resin in the first silicone adhesive layer, and the thickness of the first silicone adhesive layer is thinner than that of the second silicone adhesive layer; a method for using and manufacturing the same; a method for designing the same; and a use of the laminate and curing reactive silicone composition for the purpose of manufacturing the same.

A patch has: a silicone body; a primer on an underside of the body; a silicone adhesive on the primer; and a release strip on the adhesive. The body has a plurality of perforations.

The invention discloses an efficient preparation method of a precise temperature control liquid metal heat dissipation gasket, and relates to the technical field of heat dissipation gasket preparation, the preparation method comprises the following specific steps: S100, material preparation: selecting a gallium-indium alloy as a liquid metal material, selecting carbon fibers as reinforcing fibers, selecting a high-temperature-resistant organic silicon adhesive as an adhesive, and preparing materials; a plurality of heating stages are set, the temperature, the heating time and the heating rate of each stage are elaborately designed and accurately controlled, and in the initial stage, the lower temperature and the lower heating rate are adopted, so that the material is gradually preheated, and water and other volatile substances in the material are effectively removed; after entering the middle stage, the temperature is increased to promote full mixing and reaction of liquid metal and other materials and optimize the microstructure of the gasket, so that the performance of the gasket is improved, and in the final stage, the gasket is cured and formed by reducing the temperature, and the process ensures the structural stability and performance reliability of the gasket.

A curable silicone adhesive composition comprising a combination of adhesion promoters is shown and described herein. The composition includes a first adhesion promoter selected from a silicon hydride adhesion promoter and a second adhesion promoter selected from an acrylate functional adhesion promoter to provide a silicone material that is curable at relatively low temperatures and shorter time and provides good adhesion to plastics and metal.

The invention relates to a fast-curing environment-friendly double-component organic silicon adhesive and a preparation method thereof. The fast-curing environment-friendly double-component organic silicon adhesive is prepared from a component A and a component B, the component A is prepared from the following components in parts by weight: 30 to 60 parts of hydroxyl-terminated polydimethylsiloxane, 30 to 60 parts of inorganic filler, 1 to 10 parts of ethylene propylene diene monomer-polydimethylsiloxane graft polymer, 1 to 5 parts of amino silicon oil, 1 to 5 parts of fumed silica and 0.2 to 1 part of organic base catalyst; the component B is prepared from the following components in parts by weight: 30 to 60 parts of alkoxy-terminated polydimethylsiloxane, 20 to 50 parts of inorganic filler, 1 to 10 parts of color paste, 1 to 5 parts of a bonding accelerant, 5 to 15 parts of a cross-linking agent and 0.2 to 1 part of a titanate catalyst. According to the double-component organic silicon adhesive disclosed by the invention, the hydroxyl-terminated polydimethylsiloxane and the alkoxy-terminated polydimethylsiloxane are cooperated, and the ethylene propylene diene monomer-polydimethylsiloxane graft polymer is introduced, so that the double-component organic silicon adhesive has an unexpected curing effect and an unexpected curing speed.

Laminated bulletproof glass holds significant importance in research and development efforts aimed at enhancing material performance and the manufacturing process of laminated bulletproof glass itself. The objective is to create laminated bulletproof glass sheets that incorporate layers of float glass, high-strength synthetic glass, or high-strength synthetic glass with heat-reflective properties. These glass layers are interspersed with layers of polymer-type interlayer material in a specific arrangement pattern and then subjected to a specialized heat and pressure treatment process under controlled conditions. Finally, the assembly is bonded with polycarbonate using silicone adhesive. The resulting product provides protection levels ranging from NIJ 3A, with a total glass thickness between 28 millimeters and no more than 32 millimeters, up to NIJ 3, with a total glass thickness between 33 millimeters and no more than 38 millimeters.

The invention discloses an organosilicon adhesive for a damp-heat aging resistant galvanized sheet and a preparation method thereof. The organic silicon adhesive comprises the following components in parts by weight: 25-40 parts of hydroxyl silicone oil, 35-50 parts of nano calcium carbonate, 11-21 parts of silica powder, 1-5 parts of a cross-linking agent, 0.4-0.8 part of a catalyst and 2-4 parts of a coupling agent. The organic silicon adhesive disclosed by the invention can keep the performance without obvious attenuation in cold and hot impact, salt mist and ultraviolet aging environments, and particularly can resist water vapor invasion and keep the performance in a damp and hot aging environment. The organic silicon adhesive disclosed by the invention has the capability of bonding low-surface-energy materials such as TPO (Thermoplastic Polyolefin), galvanized sheets and the like, also has good mechanical properties and high and low temperature resistance, and can work in a range of-60 DEG C to 200 DEG C. The organic silicon adhesive provided by the invention can be widely applied to material bonding in the fields of photovoltaics, industry, buildings and the like.

The utility model relates to the technical field of silicone adhesive processing, in particular to an anti-blocking assembly for silicone adhesive processing, which comprises a box body, a plurality of support seats, a cover plate and a connecting mechanism, the support seats are arranged at the bottom of the side surface of the box body, the cover plate is connected with the box body through the connecting mechanism, and the cover plate is connected with the box body through the connecting mechanism. A stirring assembly is arranged in the center of the top of the cover plate, a feeding assembly is arranged on one side of the top of the cover plate, a discharging assembly is arranged in the center of the bottom of the box body, the connecting mechanism comprises a sliding groove, a sliding block, a fixing block, a square block, a vertical plate and a threaded column, the sliding groove is formed in the cover plate, one end of the sliding block is slidably connected with the sliding groove, and the other end of the sliding block is slidably connected with the threaded column. One end of the sliding block is connected with the box body, the other end of the sliding block is connected with one end of the sliding block, the other end of the sliding block abuts against the box body, the fixing block is arranged on the box body, and the anti-blocking assembly for silicone adhesive processing solves the problem that existing equipment is inconvenient to clean.