The invention discloses a lifter with a transferring mechanism, and belongs to the field of lifting. The lifter comprises a working table, the transferring mechanism, an air cylinder, a shear fork component, a supporting base and a lifting mechanism. A pair of parallel sliding ways, two pairs of first baffles, a pair of second baffles and a third baffle are arranged on the working table; the transferring mechanism is contained in containing space and comprises a support and a plurality of transferring rollers; the transferring rollers comprise a plurality of drums and a plurality of roll shafts; each roll shaft is provided with one drum; every two adjacent drums are arranged in a staggering manner; the air cylinder is connected with the rear end of the third baffle and drives the rear end of the third baffle to ascend and descend; the upper end of the shear fork component is connected with the working table; the upper end of the supporting base is connected with the shear fork component; and the lifting mechanism is fixed to the supporting base and is connected with the shear fork component to drive the shear fork component to extend or shorten, and therefore the working table is made to ascend or descend. The lifter is simple in structure and high in utilization rate, and two functions of lifting and transferring can be achieved.

Lifter with transferring mechanism

The invention provides a forming method of stratified structures of a plastic floor. A base plate is formed in a co-extrusion forming mode, a printing layer and an abrasion-resistant layer are sequentially arranged on the base plate, and the plastic floor is formed. A first base plate layer, a second base plate layer and a third base plate layer with different softness degrees are integrally formed on the base plate in a co-extrusion mode, and the base plate layers are bonded together in a vertically overlapped mode during co-extrusion forming. After the base plate is subjected to co-extrusionforming, the base plate, the printing layer and the abrasion-resistant layer are conveyed to a roll-in unit through coiling equipment, and the base plate, the printing layer and the abrasion-resistant layer are bonded and fixed together in a roll-in mode through the roll-in unit. The plastic floor has multiple stratified structures with different softness degrees, and meanwhile manufacturing is more efficient and environmental friendliness is achieved.

Forming method of stratified structures of plastic floor

The invention discloses a lampshade of a colored lamp. The lampshade comprises a lampshade body which is integrally formed. A connector is fixed to the top end of the lampshade body, a fixed hole is formed in the connector, and a curtain is also integrally formed on the bottom end of the lampshade body. The lampshade of the colored lamp comprises 80-90 parts of PVC flame-retardant resin, 3-6 parts of a light diffusant, 2-4 parts of silicon resin, 0.25-0.75 part of a treatment agent, 0.25-0.75 part of a thermal stabilizer, 0.25-0.75 part of a light stabilizer and 0.25-0.75 part of a processing aid. The PVC flame-retardant resin comprises PVC, DOP, a stabilizer and antimony oxide, wherein the ratio of PVC, DOP, the stabilizer and the antimony oxide is 20:6:1:1. The lampshade prepared from the PVC flame-retardant resin material can effectively avoid a fire, and by adding the light dispersant, a light diffusing material which is balanced in light transmittance can be obtained. The lampshade of the colored lamp sends out rays which are not dazzle and soft.

Lampshade of colored lamp and manufacturing method thereof

This polarizing film production method is characterized by having: (1) a step in which an activation process is conducted on a polarizer having a moisture content of not more than 11 wt% so as to provide a surface roughness (Ra) of 0.6 nm or higher; (2) a step in which the polarizer is conveyed while the surface of the activated polarizer is in contact with a guide roll; (3) a step in which an adhesive is applied to the polarizer and/or a transparent protective film; and (4) a step in which the polarizer and the transparent protective film are bonded together via the adhesive. This production method enables a polarizing film to be produced with good conveying properties.

Polarizing film production method

The invention discloses an extrusion and lamination shaping device for PVC floor coiled materials. The extrusion and lamination shaping device comprises a rack, a paper feeding roller shaft, a tensioning roller, a slurry spraying device, a feeding main shaft, a slurry homogenizing shaft, a tensioning shaft, an upper pressing rod shaft, a lower pressing rod shaft, a discharge roller, a control motor, a drive chain wheel and a driven chain wheel. According to the device, a plurality of groups of conveying rolling shaft-pressing devices are designed, a motor is cooperated with a slurry feeding device and the slurry homogenizing shaft composed of rollers through chain wheel speed-reduction transmission control, and the working of uniform slurry coating, automatic smooth lamination and uniform-stress extrusion forming for a plurality of layers of floor coiled materials is completed according to a predetermined process.

Extrusion and lamination shaping device for PVC floor coiled materials

The invention discloses a production formula of a high-temperature-resistant PVC painting film and a preparation method thereof The production formula is characterized in that the high-temperature-resistant PVC painting film is prepared by adding the following raw materials in parts by weight: 22 to 34 parts of plasticizers, 1 to 3 parts of epoxidized soybean oil, 2 to 4 parts of stabilizing agents, 5 to 20 parts of filling agents, 03 to 08 part of ultraviolet absorbent, 03 to 05 part of antioxidants, 1 to 3 parts of processing auxiliary agents, 8 to 15 parts of titanium dioxide and 005to 03 part of pigments into per 100 parts of PVC resin The preparation method comprises the following steps of proportioning, mixing, planetary machine plasticizing, A milling machine plasticizing,filtering, B milling machine heat insulation material feeding, calendaring shaping, pattern pressing, cooling, edge cutting, reeling and packaging The PVC painting film has good painting performance,and achieves high-temperature separation resistance and high-temperature shrinkage resistance; the definition of the painting images can be maintained; the edge shrinkage cannot easily occur after the painting; the use and the attractive appearance cannot be influenced; the service life is longer

Production formula of high-temperature-resistant PVC painting film and preparation method thereof

The utility model discloses a film-coating type laminator, comprising an adhesion roll, a PVC (polyvinyl chloride) bottom film sending device, a PTA (pure terephthalic acid) woven fabric sending device, a PVC surface film sending device, two film coating devices, a plurality of lead-away rolls, an embossing device and a coiling device, wherein a layer of PVC floating adhesive is coated on a PVC bottom film sent by the PVC bottom film sending device and a PVC surface film sent by the PVC surface film sending device; a PTA woven fabric sent by the PTA woven fabric sending device is integrally adhered to the PVC bottom film and the PVC surface film after being coated with the PVC floating adhesive; and a semi-finished product led out from the adhesion roll is led away by the lead-away rolls at first, and then embossed by the embossing device, and finally cooled and coiled by the coiling device. According to the utility model, the laminator is changed into a film-coating type lamination technology from a knife-scrapping type lamination technology; therefore, the laminator disclosed by the utility model is simpler than the knife-scrapping type lamination technology in production process, and low in operation difficulty; additionally, the cost of the laminator is about 20% lower than the cost of a knife-scrapping process, and the yield of the laminator is more than 80% higher than the yield of the knife-scrapping process; and moreover, air vents on the surface can be thoroughly avoided, so that the surface of the fabric is good in evenness.

Film-coating type laminator

The utility model discloses grid type advertisement inkjet cloth production equipment comprising a grid cloth sending device, an impregnation device, an air blowing device, an oven, a polyvinyl chloride (PVC) base film sending device, a plurality of heating rollers, a knurling device and a coiling device. Grid cloth sent out by the grid cloth sending device is impregnated by the impregnation device, the air blowing device can blow to enable meshes of the impregnated grid cloth to be hollowed, then the grid cloth is shaped and dried by the oven, a PVC base film can be heated by the heating rollers to be sent into the knurling device with the dried grid cloth to be pressed into a whole, and finally the PVC base film and the dried grid cloth are coiled by the coiling device. A set of cold adhesion equipment is additionally arranged on a cooling coiling section of a horizontal oven, so that after the grid cloth is impregnated and dried, the base film is directly adhered through a cold adhesion technique and then cooled and coiled. The grid type advertisement inkjet cloth production equipment is simple in structure, reduces process steps and improves production efficiency.

Grid type advertisement inkjet cloth production equipment

The invention relates to a production process of a PET (Polyethylene Tterephthalate) advertisement material. In the conventional process procedure, a PET film is long in production procedure and needs multiple guide wheels, so that the rate of finished products is low, and the rate of finished products is generally about 70%. The production process is characterized by comprising the following steps: adopting a PVC (Polyvinyl Chloride) sizing system for sizing; firstly, coating PVC paste resin on an upstream PVC film roller and subsequently pressurizing and compounding a single side hot roller of the PET film; secondly, coating the PVC paste resin on a downstream PVC film roller and subsequently pressurizing and compounding a hot roller of the PET film on the other side, wherein the temperature for pressurizing and compounding the hot roller is 180-190 DEG C; and calendaring, cooling and coiling up the finished products after the PET film is compounded with the PVC film. By utilizing the PVC paste resin provided by the invention, the tight combination of the PVC with the PET is ensured, and a process procedure that the PET film is sized with PU (Poly Urethane) adhesive and is further baked in an oven is omitted, so that the machining process procedure for producing the PET advertisement material is effectively shortened, and machining steps for the PET film are reduced. In the process for producing the PET, the PET only passes through about ten guide wheels, and the structure is greatly simplified due to the new PEV sizing system, so that the production efficiency is improved, and the production cost is reduced.

Production process of PET (Polyethylene Tterephthalate) advertisement material

The utility model relates to a back projection type light box advertising cloth. According to light box advertising materials which are frequently used at present, wrinkles occur easily and smoothness can not be guaranteed when the light box advertising materials are installed on a light box, and installation difficulty is increased. The back projection type light box advertising cloth is characterized by simply comprising a PVC film which is formed by calendaring PVC high polymer materials, the thickness of the PVC film ranges from 0.2 mm to 0.3 mm, the degree of polymerization of molecular weights of the PVC film ranges from 1600 to 2000, and the PVC film further contains a toughening modification agent. According to the back projection type light box advertising cloth, the combining process is omitted, screen cloth is omitted, production cost is reduced, the technological processes are simplified, and the cost of products is reduced by about a half on the premise that the use effect is improved.

Back projection type light box advertising cloth

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