32results about How to "Will not block holes" patented technology

The invention discloses pure cocoa butter type chocolate for 3D printing. The chocolate is prepared from the following raw materials comprising the following components in percentage by weight: 50-60% of cocoa butter liquid blocks, 5-15% of dried skim milk powder, 15-35% of white granulated sugar, 10-15% of cocoa butter and 0.3-1.0% of an emulsifier. The chocolate is prepared by carrying out pre-treatment, mixing and precision grinding, refining, filling and temperature regulation on the raw materials. The chocolate disclosed by the invention has stable flowability, and the product is hard to grow dim and become white. The chocolate is suitable for 3D printing of medium-small target quantities, unnecessary waste is reduced, the cost is lowered, and the chocolate is convenient to use and operate.

The invention discloses a concentric sliding block simultaneous casing drilling tool, a center drilling bit and centralizer. The concentric sliding block simultaneous casing drilling tool is formed by the centralizer, a ladder-shaped tapping center drilling bit and semicircle-shaped expanding drilling pieces, wherein the ladder-shaped tapping center drilling bit is connected and matched with a hole to which the centralizer is aligned for torque transmission, the ladder-shaped tapping center drilling bit is connected and located through a locating groove, a locating hole, a solid cylindrical pin and a hollow expansion pin, three semicircle-shaped expanding drilling pieces are in torque transmission through a T-shaped oblique groove and an R arc-shaped oblique groove, mutual included angles of the T-shaped oblique groove and the R arc-shaped oblique groove are 120 degrees by using an axis of the ladder-shaped tapping center drilling bit as the center, the semicircle-shaped expanding drilling pieces slide backwards to the end surface of the centralizer along the T-shaped oblique groove and the R arc-shaped oblique groove when being subjected to rock resistance and can be located, an expanding simultaneous casing can be formed, and the semicircle-shaped expanding drilling pieces slide downwards, can be narrowed and withdrawn due to the resistance of a pipe boot during upward drawing. According to the concentric sliding block simultaneous casing drilling tool disclosed by the invention, the front area of the tapping drilling bit is small, the force is concentrated, and the tapping drilling bit can crush harder or large rocks firstly at stages at crushing speed.

The invention provides self-assembly coating cloth or paper for treating VOCs (volatile organic compounds) like formaldehyde and a preparation method thereof. The self-assembly coating cloth comprises a cloth substrate, an adsorption layer, a cured layer and a composite nano catalyst particle layer which are arranged layer upon layer, nanoparticles in the composite nano catalyst particle layer exist on the surface of all fiber of the cloth substrate, overall coverage rate reaches higher than 90%, and the nanoparticles in the composite nano catalyst particle layer is embedded in the cured layer partly. The composite nano catalyst particles are high in coverage rate, high in binding force with cloth fiber, sufficient in contact area with the VOCs like formaldehyde and capable of thoroughly catalyzing and decomposing the VOCs like formaldehyde.

The invention discloses a preparation method of a chocolate bonbon suitable for 3D printing. The chocolate bonbon is mainly composed of a chocolate core and a candy shell. According to the manufacturing method, a chocolate core is printed through 3D printing; then a candy shell is printed on the chocolate core; the chocolate core comprises the following raw materials in parts by weight: 50 to 100 parts of coco powder, 30 to 40 parts of lecithin of black soya bean, 20 to 40 parts of milk powder, 0.5 to 2 parts of flexibilizer, 0.5 to 2 parts of plasticizer, 0.5 to 2 parts of lubricant, 0.5 to 2 parts of co-solvent, 0.6 to 1.5 parts of leveling agent, 0.6 to 1.5 parts of dispersant, 0.6 to 1.5 parts of compatilizer, 0.6 to 1.5 parts of emulsifier, 0.6 to 1.5 parts of stabilizing agent, 0.2 to 1.2 parts of antioxidant, 0.2 to 1.2 parts of coagulant aid, 0.2 to 1.2 parts of antibacterial agent, 0.2 to 1.2 parts of flavor enhancer, 0.2 to 1.2 parts of fragrance agent, and 4 to 5 parts of sweetener. The provided preparation method can increase the temperature rising speed during the printing process, the model melting temperature, and three-dimensional moulding rate. The chocolate bonbon has stable fluidity, certain viscosity, stable moulding temperature, and good heatproof performance. The hole will not be obstructed during the printing process. Through the 3D printing technology, the original characteristics and taste of chocolate are preserved, and the shape of the chocolate bonbon is novel and beautiful.

The invention discloses a vegetable cake raw material for 3D (three-dimensional) printing and belongs to the technical field of preparation of vegetable cake raw materials. The vegetable cake raw material comprises flour, eggs, carrots, soybean lecithin, powdered milk, butter, flexibilizer, elasticizer, lubricant, cosolvent, flatting agent, dispersant, compatilizer, emulsifier, stabilizer, antioxidant, coagulant aid, antibacterial agent, flavor enhancer, flavoring agent and sweetening agent. By the vegetable cake raw material, heating rate, melting temperature of models and stereo-shaping rate during printing can be increased; the vegetable cake raw material has stable flowability, certain viscosity and stable shaping temperature value, is good in heat resistance, and cannot cause hole blockage during printing; the vegetable cake raw material can be made into vegetable cake products, which retain original characteristics and taste of vegetable cake and are novel and attractive in appearance, through the 3D printing technique.

The invention discloses cocoa butter substitute type chocolate for 3D printing, and belongs to the technical field of chocolate preparation. The cocoa butter substitute type chocolate for 3D printing comprises the following raw materials: cocoa powder, milk powder, soya bean lecithin, a flexibilizer, a plasticizer, a lubricant, a cosolvent, a leveling agent, a dispersing agent, a compatilizer, an emulsifier, a stabilizing agent, an antioxidant, a coagulant aid, an antibacterial agent, a flavor enhancer, a flavoring agent and a sweetening agent. By adopting the cocoa butter substitute type chocolate disclosed by the invention, the heating velocity in printing, the mold melting temperature and the three-dimensional molding rate can be increased; the cocoa butter substitute type chocolate disclosed by the invention has stable flowability, certain viscosity and stable molding temperature, is good in heat resistance, and does not block holes in printing; due to a 3D printing technique, original characteristics and taste of the cocoa butter substitute type chocolate disclosed by the invention can be maintained, and a chocolate product which is novel and attractive in appearance can be molded.

The present invention discloses a chocolate for 3D printing and belongs to the technical field of chocolate preparation. The chocolate for 3D printing comprises the following raw materials: cocoa powder, milk powder, soybean lecithin, a flexibilizer, a plasticizer, a lubricant, a cosolvent, a leveling agent, a dispersant, a compatibilizer, an emulsifier, a stabilizer, an antioxidant, a coagulant aid, an antibacterial agent, a flavor enhancer, a flavoring agent, and a sweetener. A preparation method of the chocolate provided by the invention can improve the heating rate, the mould melting temperature and the three-dimensional moulding rate of the chocolate during printing. The chocolate has stable liquidity and a certain viscosity and a stable molding temperature value, is good in heat resistance, and does not block the holes during the printing. A 3D printing technology is used to prepare chocolate products which maintain the original characteristics and tastes of the chocolates, and novel and beautiful in appearance.

The invention discloses a device and method for uploading a soldering paste of a metal honeycomb carrier. The device comprises an air pressure propelling device used for uploading the soldering paste, and a soldering paste negative pressure recovery device. The method is a method that brazing is carried out by coating the soldering paste after rolling and forming, and the method comprises the following steps: rolling a flat wave strip into the metal honeycomb carrier; placing the formed metal honeycomb carrier on the air pressure propelling device used for uploading the soldering paste, so as to push the soldering paste into the metal honeycomb carrier; placing the metal honeycomb carrier filled with the soldering paste upside down to be delivered into the soldering paste negative pressure recovery device to recycle redundant soldering paste; and finally placing the metal honeycomb carrier containing small amount of soldering paste in clearance into a vacuum brazing room to be welded. The device for uploading the soldering paste of the metal honeycomb carrier is reasonable in structure design, and the method is simple and feasible, so that not only the soldering paste cannot generate plugged holes in a carrier pore canal, but also the condition that the soldering paste is discharged and pressed can be reduced, and soldering flux is saved, thereby rational utilization of resources can be achieved, and meanwhile, the welding strength is improved, and the quality of products is guaranteed.

The present invention discloses a new chocolate for 3D printing and belongs to the technical field of chocolate preparation. The new chocolate for 3D printing comprises the following raw materials: cocoa powder, milk powder, soybean lecithin, a flexibilizer, a plasticizer, a lubricant, a cosolvent, a leveling agent, a dispersant, a compatibilizer, an emulsifier, a stabilizer, an antioxidant, a coagulant aid, an antibacterial agent, a flavor enhancer, a flavoring agent, and a sweetener. The preparation method can improve the heating rate, the mould melting temperature and the three-dimensional moulding rate of the chocolate during printing. The chocolate has stable flowability and a certain viscosity and a stable molding temperature value, is good in heat resistance, and does not block the holes during the printing. A 3D printing technology is used to prepare chocolate products which maintain the original characteristics and tastes of the chocolates, and novel and beautiful in appearance.

The invention relates to the field of filtering materials, and discloses a filtering material capable of releasing ecological negative ions and a preparation method thereof. A main body of the filtering material is an air or water body filtering substrate which is loaded with nanometer negative ion powder and is made of a macromolecular material. The preparation method comprises the following steps of (1) mixing negative ion powder, an inorganic dispersant and deionized water, and grinding at high speed, so as to obtain stable dispersing liquid containing the nanometer negative ion powder; (2)adding the stable dispersing liquid into a water-based adhesive, stirring at high speed, and emulsifying, so as to obtain an opened-pore water-based adhesive emulsion containing the nanometer negative ion powder; (3) adopting a gap type spot-spray flow technology, and performing scattering type spot-spray flow operation on the filtering substrate multiple times, so as to obtain the filtering substrate loaded with the nanometer negative ion powder; (4) curing the filtering substrate, so as to obtain the filtering material. The filtering material has the advantages that the immobilizing property is efficient, the load is not liable to fall off, and the release amount of ecological negative oxygen ions can reach 25000 per square centimeter.

The invention discloses apple flavor chocolate for 3D printing and belongs to the technical field of chocolate preparing. The apple flavor chocolate for 3D printing is prepared from cocoa powder, apple instant powder, milk powder, black soybean lecithin, a toughening agent, plasticizer, a lubricating agent, cosolvent, a flatting agent, a dispersing agent, compatilizer, an emulsifying agent, stabilizer, antioxidant, coagulant aid, an antibacterial agent, a tasty agent, a flavoring agent and a sweetening agent. The chocolate can increase the temperature rising speed, the melting temperature of a model and a three-dimensional forming rate in the printing process. The chocolate has stable fluidity, certain viscosity and the stable forming temperature value, heat resistance is good, and hole blocking is avoided in the printing process; by means of the 3D printing technology, chocolate products which retain the original feature and the taste of the chocolate and are novel and attractive in modeling are prepared.

Hawthorn-flavored chocolate used for 3D printing is disclosed and belongs to the technical field of chocolate preparation. Raw materials of the chocolate comprise cocoa powder, hawthorn instant powder, powdered milk, red bean lecithin, a flexibilizer, a plasticizer, a lubricating agent, a cosolvent, a levelling agent, a dispersant, a compatilizer, an emulsifier, a stabilizer, an antioxidant, a coagulant aid, an antibacterial agent, a flavor enhancer, a flavouring agent and a sweetening agent. The chocolate increases the temperature rising speed during printing, the melting temperature of a mold and the stereo-lithography rate. The chocolate has stable fluidity, certain viscosity, a stable shaping temperature value and good heat resistance, and is free of hole blocking during printing. The chocolate can prepare chocolate products which preserve original characteristics and taste of chocolate and are novel and beautiful in design through a 3D printing technique.

The invention discloses a preparation method of strawberry-flavored chocolate for three-dimensional printing, and belongs to the technical field of preparation of chocolate. The strawberry-flavored chocolate for three-dimensional printing is prepared through the following steps of mixing, refining, sterilizing, filling, sealing and the like. According to the chocolate disclosed by the invention, the temperature rising rate during printing can be increased, the melting temperature of a model can be increased, and the three-dimensional shaping rate can be increased. The chocolate prepared by the method disclosed by the invention has stable fluidity, definite stickiness, stable shaping temperature value and good heat resistance, and during printing, holes cannot be blocked. The chocolate disclosed by the invention can be made into chocolate products which not only reserve original characteristics and original taste of the chocolate but also are novel and beautiful in modeling through a three-dimensional printing technique.

The invention discloses a making method of hawthorn-flavored 3D printing chocolate, and belongs to the technical field of chocolate making. The chocolate is made through the steps of mixing, refining, sterilizing, filling, sealing and the like. By means of the chocolate, the temperature raising speed during printing, the melting temperature of a model and the three-dimensional forming rate can be increased; the chocolate has stable flowability, certain visocity and stable forming temperature value and is good in thermal resistance and free of hole blockage during printing; according to the chocolate, through the 3D printing technology, a chocolate product which keeps the original characteristics and flavor of the chocolate and is novel and attractive in shape is made.

The present invention discloses a preparation method of a new chocolate for 3D printing and belongs to the technical field of chocolate preparation. Mixing, refining, sterilizing, filling, sealing and other steps are carried out to obtain the chocolate for 3D printing. The preparation method can improve the heating rate, the mould melting temperature and the three-dimensional moulding rate of the chocolate during printing. The chocolate has stable flowability and a certain viscosity and a stable molding temperature value, is good in heat resistance, and does not block the holes during the printing. A 3D printing technology is used to prepare chocolate products which maintain the original characteristics and tastes of the chocolates, and novel and beautiful in appearance.

The invention discloses a slant-liquid-outlet infusion apparatus for trees. The slant-liquid-outlet infusion apparatus is characterized by comprising a needle head and a pressing plate. A flow passage extending towards the front end is formed in the needle head. The front end of the flow passage is plugged to form a conical head. A slant liquid outlet seam is formed in the side wall of the side, close to the conical head, of the flow passage, wherein a 45-degree included angle is formed between the axis of the flow passage and the slant liquid outlet seam. An annular connector is connected to the back end of the flow passage and internally provided with a platform perpendicular to the flow passage. A hose connector is arranged on the lateral side of the annular connector. The pressing plate is connected to the open side of the annular connector in a sealed mode. Protrusions distributed around a back end opening of the flow passage are arranged on the platform and abut against the inner face of the pressing plate. By means of the slant-liquid-outlet infusion apparatus, fibers of tissues of tree trunks can not be cut off, later-period wound healing and later-period wound growing are facilitated, and a hole can not be plugged; when the slant-liquid-outlet infusion apparatus is used, force can be transmitted to the needle head by pressing the pressing plate through the protrusions, and therefore the needle head can be more easily punctured into the tree trunks.

The invention relates to a microporous acoustic panel which is characterized by comprising a microporous substrate (701), the microporous substrate (701) is an aluminum plate, the front of the microporous substrate (701) is provided with a primer layer (702), and the front of the primer layer (702) is provided with a topcoat layer (703). The microporous substrate (701) is provided with a pluralityof micropore sets arranged in an array, each micropore set comprises an incident hole (701.1) near one side of the topcoat layer and a first exit hole (701.2) and a second exit hole (701.3) near oneside of the primer layer, wherein the incident hole (701.1) is a round hole perpendicular to the plane of the microporous substrate (701), and the first exit hole (701.2) and the second exit hole (701.3) are oblique holes symmetrically arranged. The microporous acoustic panel has the advantage that no hole is blocked after spraying, the sound insulation performance is ensured, no chromatic aberration is generated, and the attractive appearance is ensured.

The present invention discloses a preparation method of a pure cocoa butter type chocolate for 3D printing and belongs to the technical field of chocolate preparation. Mixing, refining, sterilizing, filling, sealing and other steps are carried out to obtain the pure cocoa butter type chocolate for 3D printing. The preparation method can improve the heating rate, the mould melting temperature and the three-dimensional mounding rate of the chocolate during printing. The chocolate has stable flowability and a certain viscosity and a stable molding temperature value, is good in heat resistance, and does not block the holes during the printing. A 3D printing technology is used to prepare chocolate products which maintain the original characteristics and tastes of the chocolates, and novel and beautiful in appearance.

The invention discloses a device and method for uploading a soldering paste of a metal honeycomb carrier. The device comprises an air pressure propelling device used for uploading the soldering paste, and a soldering paste negative pressure recovery device. The method is a method that brazing is carried out by coating the soldering paste after rolling and forming, and the method comprises the following steps: rolling a flat wave strip into the metal honeycomb carrier; placing the formed metal honeycomb carrier on the air pressure propelling device used for uploading the soldering paste, so as to push the soldering paste into the metal honeycomb carrier; placing the metal honeycomb carrier filled with the soldering paste upside down to be delivered into the soldering paste negative pressure recovery device to recycle redundant soldering paste; and finally placing the metal honeycomb carrier containing small amount of soldering paste in clearance into a vacuum brazing room to be welded. The device for uploading the soldering paste of the metal honeycomb carrier is reasonable in structure design, and the method is simple and feasible, so that not only the soldering paste cannot generate plugged holes in a carrier pore canal, but also the condition that the soldering paste is discharged and pressed can be reduced, and soldering flux is saved, thereby rational utilization of resources can be achieved, and meanwhile, the welding strength is improved, and the quality of products is guaranteed.

The invention discloses a novel pure cocoa butter type chocolate for 3D printing and belongs to the technical field of chocolate preparation. The novel pure cocoa butter type chocolate for 3D printing contains the following raw materials: cocoa powder, milk powder, soya lecithin, a flexibilizer, a plasticizer, a lubricant, a cosolvent, a leveling agent, a dispersant, a compatilizer, an emulsifier, a stabilizing agent, an anti-oxidant, a coagulant aid, an antibacterial agent, a flavor enhancer, a flavouring agent and a sweetener. By the use of the chocolate, heating rate during printing, melting temperature of a model and stereo-shaping rate can be raised. The chocolate of the invention has stable fluidity, a certain viscosity and a stable shaping temperature value, has good heat resistance, and will not block holes during printing. Through the 3D printing technology, original characteristics and taste of chocolate can be maintained, and a chocolate product with a novel and beautiful shape also can be prepared.

The invention discloses a slant-liquid-outlet infusion apparatus for trees. The slant-liquid-outlet infusion apparatus is characterized by comprising a needle head and a pressing plate. A flow passage extending towards the front end is formed in the needle head. The front end of the flow passage is plugged to form a conical head. A slant liquid outlet seam is formed in the side wall of the side, close to the conical head, of the flow passage, wherein a 45-degree included angle is formed between the axis of the flow passage and the slant liquid outlet seam. An annular connector is connected to the back end of the flow passage and internally provided with a platform perpendicular to the flow passage. A hose connector is arranged on the lateral side of the annular connector. The pressing plate is connected to the open side of the annular connector in a sealed mode. Protrusions distributed around a back end opening of the flow passage are arranged on the platform and abut against the inner face of the pressing plate. By means of the slant-liquid-outlet infusion apparatus, fibers of tissues of tree trunks can not be cut off, later-period wound healing and later-period wound growing are facilitated, and a hole can not be plugged; when the slant-liquid-outlet infusion apparatus is used, force can be transmitted to the needle head by pressing the pressing plate through the protrusions, and therefore the needle head can be more easily punctured into the tree trunks.

The invention discloses a chestnut cake raw material used for 3D printing and belongs to the technical field of preparation of chestnut cake raw materials. The chestnut cake raw material used for the 3D printing comprises the ingredients including flour, eggs, chestnut powder, soya bean lecithin, whole milk powder, shortening, toughening agent, plasticizer, lubricant, cosolvent, flatting agent, dispersant, compatible agent, emulgator, stabilizer, anti-oxygen agent, coagulant aid, antibacterial agent, tasty agent, flavoring agent and sweetening agent. The chestnut cake raw material disclosed by the invention has the advantages that a heating rate, a model melting temperature and a stereoscopic shaping rate during printing can be increased. The chestnut cake raw material disclosed by the invention has the advantages of stable liquidity, certain viscosity, a stable shaping temperature value, high heat resistance, and avoidance of hole blockage during the printing. The chestnut cake raw material disclosed by the invention has the advantages that a chestnut cake product which retains original characteristics and tastes of a chestnut cake and has novel and nice appearance can be made through a 3D printing technology.

The invention discloses a step-groove circuit board and a processing method thereof so as to solve various problems existing when producing the step-groove circuit board, where metalized through holes are designed in a step-groove area in the prior art. The method comprises the following steps: processing a first surface of a first laminated board to form first blind holes and metalizing the blind holes, the bottom portion of each of the first blind holes reaching or penetrating into a first surface of a metal block in the first laminated board; arranging a pad in the step-groove area of the first surface of the first inner-layer board and laminating a second laminated board; processing a second surface of the first laminated board to form M second blind holes and metalizing the blind holes, the positions of the M second blind holes being in one-to-one correspondence with the positions of the M first blind holes and positions of the M metal blocks respectively, and the bottom portion of each second blind hole reaching or penetrating into a second surface of the corresponding metal block; carrying out slotting on the step-groove area of the second laminated board and taking the pad out to form a step groove; and drilling the M metal blocks between the M first blind holes and the M second blind holes to form M metalized through holes.

The invention relates to an acoustic cellular board. The acoustic cellular board is characterized by comprising a middle main cellular board body, wherein a microporous acoustic board is arranged on one side of the main cellular board body, a bottom plate is arranged on the other side of the main cellular board body, first acoustic paper is arranged between the main cellular board body and the bottom plate, a first glue layer and a second glue layer are arranged on two side surfaces of the first acoustic paper respectively, second acoustic paper is arranged between the main cellular board bodyand the microporous acoustic board, and a third glue layer is arranged on the side, connected with the main cellular board body, of the second acoustic paper. The acoustic cellular board has the advantages that holes cannot be blocked after spraying, the sound absorbing performance is guaranteed, color difference is avoided, and attractiveness is guaranteed.

The invention discloses a side liquid outlet jack-in infusion inserting head used for a tree. The inserting head is characterized by comprising a syringe needle and a press plate, the syringe needle is internally provided with a flow channel extending toward the front end, the front end of the flow channel is blocked to form a conical head, and liquid outlets are formed in the portion, close to one side of the conical head, of the side wall of the flow channel; an annular connector is connected with the rear end of the flow channel, a platform perpendicular to the flow channel is arranged in the annular connector, a hose connector is arranged on the side face of the annular connector, the press plate is connected to the open side of the annular connector in an airtight mode, and protrusions distributed around the rear end opening of the flow channel are arranged on the platform and abut against the inner face of the press plate. The infusion inserting head does not cut tissue fibers of a trunk, and is beneficial for wound healing and growth in the later period; holes are not blocked, when the infusion inserting head is used, a user can press the press plate to transfer force to the syringe needle through the protrusions, and therefore the syringe needle punctures in the trunk more easily.

The invention discloses white sesame seed cake raw materials for 3D printing and belongs to the technical field of white sesame seed cake raw material preparation. The white sesame seed cake raw materials for 3D printing include flour, eggs, white sesame seeds, black soy bean lecithin, powdered milk, butter, a toughening agent, plasticizer, a lubricating agent, cosolvent, a flatting agent, a dispersing agent, compatilizer, an emulsifying agent, stabilizer, antioxidant, coagulant aids, an antibacterial agent, a flavor enhancer, a flavoring agent and a sweetening agent. The white sesame seed cake raw materials can increase the temperature rising speed, the melting temperature of a model and a three-dimensional forming rate. The white sesame seed cake raw materials have stable mobility, certain viscosity and a stable forming temperature value, heat resisting performance is good, and hole blocking is avoided in the printing process. By means of the 3D printing technology, a white sesame seed cake product which can retain the original feature and taste of a white sesame cake, and is fashionable and attractive in modeling is made.

The invention discloses a hawthorn cake raw material used for 3D printing and belongs to the technical field of preparation of hawthorn cake raw materials. The hawthorn cake raw material used for the 3D printing comprises the ingredients including flour, egg white, hawthorn powder, green bean lecithin, milk powder, shortening, toughening agent, plasticizer, lubricant, cosolvent, flatting agent, dispersant, compatible agent, emulgator, stabilizer, anti-oxygen agent, coagulant aid, antibacterial agent, tasty agent, flavoring agent and sweetening agent. The hawthorn cake raw material disclosed by the invention has the advantages that a heating rate, a model melting temperature and a stereoscopic shaping rate during printing can be increased. The hawthorn cake raw material disclosed by the invention has the advantages of stable liquidity, certain viscosity, a stable shaping temperature value, high heat resistance, and avoidance of hole blockage during the printing. The hawthorn cake raw material disclosed by the invention has the advantages that a hawthorn cake product which retains original characteristics and tastes of a hawthorn cake and has novel and nice appearance can be made through a 3D printing technology.

The invention discloses a making method for apple-flavor chocolate for 3D printing and belongs to the technical field of chocolate making.The apple-flavor chocolate for 3D printing is made through the steps of mixing, refining, sterilization, filling, sealing and the like.According to the chocolate, the temperature rise rate and the melting temperature and stereoscopic forming rate of a mold in the printing process can be increased; the chocolate has stable fluidity, certain viscosity and stable forming temperature values and is good in heat resistance, and hole blocking is not caused in the printing process; the chocolate can be made into chocolate products with the original features and taste of the chocolate and the novel and attractive appearance through the 3D printing technology.