30results about How to "Solve the problem of single color" patented technology

The invention provides a sheet material. The sheet material comprises a base layer and pattern layers arranged on the surface of the base layer, wherein the base layer comprises a first surface and a second surface, the first surface is at least provided with two pattern layers; the patterns are formed on each the pattern layer in sequence from the outermost layer to the base layer, and the patterns on the pattern layers are overlapped to show colorful metallic luster; the base layer may be a plastic layer or plastics-metal compound layer; and the second surface is also provided with the pattern layers. The sheet material has the colorful metallic third-dimensional decorative effect and meets the individualized needs of people. The invention provides the method for manufacturing the sheetmaterial, which is simple in process and can be easily implemented; and the invention also provides the electric product shell of the sheet material, which is widely used.

The invention relates to a rubber component for a roller-type washing machine, in particular to an antibacterial mould-proof-type colored door seal and a manufacture method thereof. The door seal materials comprises the following components in parts by weight: 150-200 parts of ethylene-propylene diene copolymer, 4-6 parts of indirect zinc oxide, 0.4-1 part of stearic acid, 1-4 parts of antioxidant, 30-80 parts of white carbon black, 0.1-1 part of sulphur, 3-6 parts of accelerant and 1-4 parts of dispersing agent; and the manufacture method thereof comprises the steps of manufacturing, molding, vulcanization, trimming, inspection, packaging and warehousing of synthetic rubber. The invention improves the color effect of the appearance of the door seal so as to lead the door seal materials to meet the requirements of the antibacterial and mould-proof performance; the material of the door seal has low hardness, high tensile strength, high elongation at rupture ratio, excellent heat-resistant and ageing-resistant, ozone-resistant, general-acid-base-medium-resistant properties and the like; and a product can keep the excellent performance and appearance under severer environment, the service life of the product is prolonged, the manufacture method is simple, and the material matching is reasonable.

The invention relates to a mobile terminal and a housing color control method thereof. The mobile terminal consists of an optical inductor, a receiving inductor, a processor and a luminescent device. To be specific, the optical inductor is used for sensing an optical signal around the mobile terminal and transmitting the optical signal to the receiving inductor; the receiving inductor is used for converting the optical signal transmitted by the optical inductor into an electrical signal and transmitting the electrical signal to the processor; the processor is used for carrying out quantification on the electrical signal transmitted by the receiving inductor so as to obtain a pulse value of the electrical signal, matching a corresponding color according to the pulse value, generating a control signal of the color to control the luminescent device to carry out luminescence, thereby controlling a housing color of the terminal equipment. According to the mobile terminal and the control method thereof, automatic conversion of housing colors of a mobile phone can be realized according to intensity of ambient lights; a problem of housing color simplification of the existing mobile phone is solved; and good flexibility and beauty are realized.

The invention discloses a manufacturing method of a heat-resistant ultrawear-resistant ametabolic composite board. Multiple layers of criss-cross veneers with certain thickness, high-density fibreboards, aluminium sesquioxide paper, decorative paper, dry balance paper and dry decorative paper are manufactured into the ultrawear-resistant composite board with smooth surface, solid inner part and small possibility of deforming at high temperature and high pressure, wherein the dry balance paper and the dry decorative paper are dipped into triple-ammonia glue. The invention effectively solves the problems that floor always peels, cracks, deforms, bends and the like duo to insufficient strength because the bonding degree among the traditional floors is weak.

The invention relates to a under water color alterable high brightness shooting light that belongs to under water shooting light manufacturing field. The reflection shield is installed in the case of the shooting light, and the high brightness light emit source is in the reflection shield. And the computer color vary machine is located on the top of the reflection shield and in the waterproof case of the shooting light. The light translucidus cover is located on the port of the under water waterproof shooting light case and is sealed to the port. The design of the computer color alter machine solves the problem of the color singleness of the under water shooting light and realizes the polychrome of the under water shooting light. And the color would be changed following the music of the computer.

The invention discloses tandem connection equipment of 3D printer consumables. The tandem connection equipment comprises a supporting frame, wherein a first threading mechanism and a second threadingmechanism are mounted on the supporting frame; the first threading mechanism and the second threading mechanism respectively lead a strand of wire consumables to be subjected to tandem connection; a spacer region between the first threading mechanism and the second threading mechanism is a hot connection region; the first threading mechanism and the second threading mechanism can convey the wire consumables to the hot connection region, and complete tandem connection in the hot connection region; and the first threading mechanism and the second threading mechanism can convey the wire consumables subjected to the hot connection towards the outside along a direction from the first threading mechanism to the second threading mechanism. The tandem connection equipment realizes recycling of residual or redundant 3D printer consumables; furthermore, by the adoption of the technical scheme provided by the invention, multi-color printing of a common 3D printer can be also realized; and the problem of single color of a pattern printed by the existing common 3D printer is solved.

The invention relates to a reflective heat insulation coating. The coating is prepared from the following components in parts by mass: 10-20 parts of heat-reflecting and heat-insulating powder, 30-35parts of styrene-acrylic emulsion, 15-20 parts of rutile-type titanium dioxide, 10-15 parts of calcium carbonate, 2.5-5 parts of mica powder, 0.8-1.5 parts of an antifreeze agent, 1.5-2 parts of 2,2,4-trimethyl-1,3-pentanediol monoisobutyrate, 0.3-0.5 parts of a thickener, 0.8-1.3 parts of a dispersing agent, 0.15-0.3 parts of a defoaming agent, 0.2-0.3 parts of a fungicide, 0.3-0.5 parts of a preservative and 13-25 parts of water. The reflective heat insulation coating can achieve better heat insulation effect, and the problems about color matching, construction, suspension, thickening, filmplumpness and the like can be solved.

The invention discloses a consumable serial connecting method capable of realizing color printing of a 3D printer. The method comprises the following steps: (A) a wire consumable a with a color as delta and a length as L1 is selected; a wire consumable b with a color as gamma and a length as L2 is selected; and the lengths of the wire consumable a and the wire consumable b are calculated accordingto a size of a printed image; (B) the wire consumable a and the wire consumable b are determined to enter the 3D printer in sequence; (C) the wire consumable a is leaded into a second wire stringingmechanism; and the wire consumable b is leaded into a first wire stringing mechanism; (D) a power supply part of a heating mechanism drives a heat source body to move to a heat connecting area; (E) the wire consumables a and b are conveyed to move to the heat connecting area by the first wire stringing mechanism and the second wire stringing mechanism; (F) the power supply part of the heating mechanism drives the heat source body to the heat connecting area; (G) free ends of the wire consumable a and the wire consumable b are thermally connected; and (H) after thermal connection in the step (G) is finished, the wire consumables a and b are stood for a period of time.

The invention provides a grafting technique increasing the colors of China rose flowers. Peltate cuts with a length of 1-2cm are made on the sunny slope, 4-6cm away from the ground, of a rootstock with a single-face razor blade according to an oblique angle of 30-40 degrees with a sharp knife, and then peltate sprout tubers with plump axillary buds are cut down on branches with cion with the same method and size. The buds are located on the lower middle portions of the peltate sprout tubers, then the peltate sprout tubers of the China rose flowers of different varieties are directly inlaid in the cuts of the rootstock, and are firmly bound with white plastic bands proper in width and elasticity from bottom to top in an annular edge pressing mode, and the degree of tightness is proper. After grafting, sun shading is carried out properly, after 15 days, a few of budders are grown, the top branch of the rootstock is cut off, the plastic bands are removed, and flowers can be seen after about 15 days. Cambiums need to be aligned with the maximum area to the greatest extent when the budders are inlaid in the cuts, and the xylem of the rootstock is not exposed out. Therefore, the same China rose can come into the China rose flowers with different colors.

The invention provides a heat source lifting mechanism for 3D printer line body consumable butt joint. The heat source lifting mechanism comprises a shell. A handle, a heating mechanism and an elevator mechanism are installed inside the shell. The handle can generate pushing force in the moving process. The elevator mechanism receives the pushing force generated in the moving process of the handleand further drives the heating mechanism to ascend or descend under the effect of the pushing force. The heating mechanism is used for providing heat energy required by hot jointing for a hot jointing area. The handle is divided into three parts which include a handle part, a linkage part and a pushing part located between the handle part and the linkage part. The handle is hinged to the shell, and the hinged position of the handle and the shell is located between the linkage part and the pushing part. The core axis of a hinged shaft is perpendicular to conveying trails of consumables conveyed to the hot jointing area. The handle part is located outside the shell. The linkage part and the pushing part are located inside the shell and the pushing part makes contact with the elevator mechanism.

The invention provides a synchronous wire conveying mechanism for butt joint of wire consumables of a 3D printer. The mechanism comprises a casing, wherein a handle, a wire serial connecting device and a transmission mechanism are mounted in the casing; the wire serial connecting device comprises a first wire serial connecting mechanism and a second wire serial connecting mechanism; a wire consumable to be serially connected is led out of each of the first wire serial connecting mechanism and the second wire serial connecting mechanism, a spacer region between the first wire serial connectingmechanism and the second wire serial connecting mechanism is a thermal joining region; the transmission mechanism receives pushing force generated by handle movement and transmits the pushing force tothe first wire serial connecting mechanism and the second wire serial connecting mechanism; the first wire serial connecting mechanism and the second wire serial connecting mechanism convey the wireconsumables to the thermal joining region under the action of pushing force and complete serial connection in the thermal joining region; the moving state of the wire serial connecting device can be divided into a conveying state of conveying the consumables to the thermal joining region, a melting state when the free ends of the consumables absorb heat a re-conveying state of continuing conveyingthe consumables to the thermal joining region, a serial connecting state of contacting and joining free ends of the consumables, and a flat state of deburring at thermal junctions of the consumables.

The invention discloses a paving method of an environmental protection permeable rice washing stone garden path. The rice washing stone garden path sequentially comprises a plain soil compacting layer, a graded broken stone cushion layer, a permeable concrete layer, a waterborne base color bonding layer and a rice washing stone surface layer form the bottom up; the paving method comprises the following steps that (1) plain soil is compacted; (2) the graded broken stone cushion layer is paved; (3) fixing point paying off or pattern laying off is conducted; (4) the permeable concrete layer is paved; (5) a water based adhesive is mixed with color powder, and the permeable concrete layer after levelling and cleaning is coated with colored glue mucilage liquid; and (6) rice washing stones and the water based adhesive are mixed and paved on the waterborne base color bonding layer, leveling and drying are conducted, the diameters of the rice washing stones are 3-6mm, and the paving thicknesses is 15-25mm. According to the paving method of the environmental protection permeable rice washing stone garden path, color of a rice washing stone pavement can be effectively enriched, ornamental and water permeabality of the rice washing stone pavement are improved, quantity of materials is reduced, and waste generation is reduced.

The invention discloses a 3D printer consumable seamless hot joining method. The method comprises the steps that S1, a heating mechanism arranged on a supporting frame moves towards a hot joining zone; S2, wire consumables are conveyed correspondingly to move towards the hot joining zone through a first threading mechanism and a second threading mechanism of the supporting frame; S3, a power supply part of the heating mechanism drives a heat source body to move downwards in the vertical direction and moves away from the hot joining zone; S4, the first threading mechanism and the second threading mechanism continue conveying the wire consumables to the center of the hot joining zone, and the free ends of the two wire consumables are connected; S5, after hot joining of the S4 is completed, still standing is conducted for certain time; and S6, after still standing is completed, a wire consumable of a series structure is conveyed out by the first threading mechanism and the second threading mechanism in the direction from the first threading mechanism to the second threading mechanism.

The invention relates to a mobile terminal and a housing color control method thereof. The mobile terminal consists of an optical inductor, a receiving inductor, a processor and a luminescent device. To be specific, the optical inductor is used for sensing an optical signal around the mobile terminal and transmitting the optical signal to the receiving inductor; the receiving inductor is used for converting the optical signal transmitted by the optical inductor into an electrical signal and transmitting the electrical signal to the processor; the processor is used for carrying out quantification on the electrical signal transmitted by the receiving inductor so as to obtain a pulse value of the electrical signal, matching a corresponding color according to the pulse value, generating a control signal of the color to control the luminescent device to carry out luminescence, thereby controlling a housing color of the terminal equipment. According to the mobile terminal and the control method thereof, automatic conversion of housing colors of a mobile phone can be realized according to intensity of ambient lights; a problem of housing color simplification of the existing mobile phone is solved; and good flexibility and beauty are realized.

The invention discloses a hydrangea quercifolia flowering adjustment method. The method includes following steps: (1), selecting plants: selecting plants of two years old, with 10-12 branches not exceeding 30cm in length and originating from cuttage; (2), planting the plants in a pot; (3), shading: selecting a black or silver-gray shading net of 50-80% in shading rate to shade the plants after a plant bud emerging period. By shading hydrangea quercifolia, white flowers can be changed into viridescent flowers, so that the problem that hydrangea quercifolia is unitary in flower color is solved.In addition, the flowering period of hydrangea quercifolia is adjusted by two ways of snow melting and pinching to adjust market supply time of hydrangea quercifolia, and needs of people on viewing hydrangea quercifolia at different times are met; flowering period adjusting cost can be greatly lowered by utilizing snow melting to postpone the flowering period.

The invention discloses tandem connection equipment of 3D printer consumables. The tandem connection equipment comprises a supporting frame, wherein a first threading mechanism and a second threadingmechanism are mounted on the supporting frame; the first threading mechanism and the second threading mechanism respectively lead a strand of wire consumables to be subjected to tandem connection; a spacer region between the first threading mechanism and the second threading mechanism is a hot connection region; the first threading mechanism and the second threading mechanism can convey the wire consumables to the hot connection region, and complete tandem connection in the hot connection region; and the first threading mechanism and the second threading mechanism can convey the wire consumables subjected to the hot connection towards the outside along a direction from the first threading mechanism to the second threading mechanism. The tandem connection equipment realizes recycling of residual or redundant 3D printer consumables; furthermore, by the adoption of the technical scheme provided by the invention, multi-color printing of a common 3D printer can be also realized; and the problem of single color of a pattern printed by the existing common 3D printer is solved.

The invention discloses a preparation method of titanium dioxide with adjustable colors and efficient photocatalytic activity, belongs to the technical field of chemistry and material science, and solves the technical problems that in the prior art, the preparation method of visible-light response titanium dioxide is high in cost, complicated in steps, and poor in stability, and furthermore the prepared titanium dioxide is not adjustable in color, and low in catalytic activity. The preparation method disclosed by the invention comprises the following steps: uniformly mixing a metal hydride with titanium dioxide to obtain a mixture; under the protection of an inert gas, performing a solid-phase reaction on the mixture at 200-400 DEG C, and obtaining the titanium dioxide with adjustable colors from light gray to blue and black finally. The preparation method is simple, controllable, low in cost, and convenient for mass production; in the meantime, the prepared titanium dioxide is adjustable in colors, stable in physicochemical property and high in photocatalytic activity, and can be widely applied to the fields of self-cleaning coatings, paints, coatings, photocatalysis, solar cells and the like.

The invention discloses a method for preparing ceramic oxidation films in different colors on the surface of titanium alloy, and belongs to the field of coloring of metal surface processing technologies. The method comprises the following steps that after the surface of the titanium alloy is pretreated, the titanium alloy is placed into electrolytes with different formulas, alternating current pulse micro-arc oxidation equipment is used for conducting micro-arc oxidation treatment on the titanium alloy, and the green, aqua, army green and medium grey ceramic oxidation films are prepared on the surface of the titanium alloy. The ceramic oxidation films prepared through the method are uniform in color and lustre and not prone to color fading, and have good corrosion resistance, abrasion resistance and high-temperature resistance and the characteristics of good dirt resistance and easy cleaning of dirt. The method is simple and stable in process, high in operability, easy to control and capable of achieving volume production and meeting the market demands for multi-color of the micro-arc oxidation films on the surface of the titanium alloy.

The invention discloses an LED lamp tube and a digital control method thereof. A first photoelectric transceiver is installed on the lamp frame of the LED lamp tube, and a second photoelectric transceiver is installed on the lamp body. The position of the first photoelectric transceiver is the same as that of the second photoelectric transceiver. The positions of the two photoelectric transceivers are opposite, the lighting control system sends instructions to the first photoelectric transceiver through the control bus, and the first photoelectric transceiver transmits the received instructions to the second photoelectric transceiver through the non-contact transmission method of optical communication; The second photoelectric transceiver converts the received optical signal into an electrical command signal and transmits it to the LED drive control circuit; the LED drive control circuit interprets and operates the received electrical command signal to realize the digital control of the LED drive control circuit and solve the problem It solves the problem that the LED lamp tube has a single control method and cannot exchange data with the lighting control system, and there is no need to change the current standard of the joints at both ends of the LED lamp tube and the usage habits of installation and disassembly.

The invention discloses a mobile communication terminal which comprises a housing made from transparent or half-transparent materials. The terminal also comprises an optical sensor, a signal converter, a processor and a light emitting unit. The optical sensor is used to sense the light signals around the mobile terminal and transmits the light signals to the signal converter. The signal converter is used to convert the light signals into electric signals and transmits the electric signals to the processor. The processor is used to receive the electric signals transmitted from the signal converter, produces driving signals in different colors, drives the light emitting unit to produce light in different colors and controls the housing of the mobile communication terminal to take on different colors. The processor comprises an A / D conversion circuit, a matching circuit and a driving circuit. The mobile communication terminal is capable of automatically changing the colors of the housing according to the light ray intensity of its surrounding environment and can achieve high flexibility and a good looking effect.

The invention relates to the field of reflective thermal insulation coatings and a preparation method thereof. The reflective thermal insulation coating comprises the following components: 260 parts by mass of water; 2 parts by mass of a wetting agent; 8 parts by mass of a dispersant; 2.5 parts by mass of an inorganic thickener; 1.5 parts by mass of a multifunctional auxiliary agent; 2.5 parts by mass of a defoaming agent; 150 parts by mass of titanium dioxide; 150 parts by mass of heat insulation powder; 50 parts by mass of near-infrared reflective powder; 120 parts by mass of an elastic emulsion; 260 parts by mass of a silicone acrylic emulsion; 18 parts by mass of a film-forming agent; 18 parts by mass of an anti-freezing agent; 2 parts by mass of a leveling agent; 2 parts by mass of a bactericide; and 2.5 parts by mass of an organic thickening agent. The reflective thermal insulation coating has good barrier, reflection and radiation thermal insulation properties, and can effectively solve the problems of color modulation, construction, suspension, thickening, paint film plumpness and the like.

The invention discloses a seamless cascading method for 3D printer filament consumables. The method comprises steps as follows: a handle is moved, a push part of the handle pushes a pushing componentto move, the pushing component moves and enables a moving component to move, and the moving component moves and pulls a heating mechanism to move towards a heat joining region; when the heating mechanism is located in the heat joining region, a fixing component locks and fixes the heating mechanism, besides, a linkage part of the handle drives the driving mechanism to move and drives a filament cascading device to move to convey two strands of to-be-cascaded consumables to the heat joining region, and free ends of the consumables are contacted with the heating mechanism and absorb heat to be molten; the push part of the handle pushes the pushing component to move continuously, the pushing component moves and pushes the fixing component to move, so that the fixing component removes fixing restriction to the heating mechanism, the heating mechanism is away from the heat joining region, and the linkage part of the handle continues to move and enables the free ends of the two strands of consumables to be cascaded; force is continuously applied to the handle, a flattening mechanism perform deburring treatment on a heat joint point of the consumables; the consumables with burrs removed are taken out manually.

The invention discloses a consumable serial connecting method capable of realizing color printing of a 3D printer. The method comprises the following steps: (A) a wire consumable a with a color as delta and a length as L1 is selected; a wire consumable b with a color as gamma and a length as L2 is selected; and the lengths of the wire consumable a and the wire consumable b are calculated accordingto a size of a printed image; (B) the wire consumable a and the wire consumable b are determined to enter the 3D printer in sequence; (C) the wire consumable a is leaded into a second wire stringingmechanism; and the wire consumable b is leaded into a first wire stringing mechanism; (D) a power supply part of a heating mechanism drives a heat source body to move to a heat connecting area; (E) the wire consumables a and b are conveyed to move to the heat connecting area by the first wire stringing mechanism and the second wire stringing mechanism; (F) the power supply part of the heating mechanism drives the heat source body to the heat connecting area; (G) free ends of the wire consumable a and the wire consumable b are thermally connected; and (H) after thermal connection in the step (G) is finished, the wire consumables a and b are stood for a period of time.

The invention provides a sheet material. The sheet material comprises a base layer and pattern layers arranged on the surface of the base layer, wherein the base layer comprises a first surface and asecond surface, the first surface is at least provided with two pattern layers; the patterns are formed on each the pattern layer in sequence from the outermost layer to the base layer, and the patterns on the pattern layers are overlapped to show colorful metallic luster; the base layer may be a plastic layer or plastics-metal compound layer; and the second surface is also provided with the pattern layers. The sheet material has the colorful metallic third-dimensional decorative effect and meets the individualized needs of people. The invention provides the method for manufacturing the sheetmaterial, which is simple in process and can be easily implemented; and the invention also provides the electric product shell of the sheet material, which is widely used.

The invention provides manual tandem connection equipment for 3D printer filament consumables. The equipment comprises a casing, wherein a handle, a filament cascading device, a heating mechanism, a drive mechanism and a lifting mechanism are mounted in the casing; the filament cascading device comprises a first filament cascading mechanism and a second filament cascading mechanism, the first filament cascading mechanism and the second filament cascading mechanism are concentrically arranged and distributed at an interval, a to-be-cascaded filament consumable is guided into each of the first filament cascading mechanism and the second filament cascading mechanism, the spacer region between the first filament cascading mechanism and the second filament cascading mechanism is a heat joiningregion, push force is produced when the handle is moved, the drive mechanism receives the push force produced during movement of the handle and transmits the push force to the first filament cascadingmechanism and the second filament cascading mechanism, the first filament cascading mechanism and the second filament cascading mechanism convey the filament consumables to the heat joining region under the action of the push force, cascading is completed in the heat joining region, the lifting mechanism receive push force produced during movement of the handle and drives the heating device to move up or down under the action of the push force, and the heating device is used for providing heat energy required by heat joining in the heat joining region.

The invention provides manual tandem connection equipment for 3D printer filament consumables. The equipment comprises a casing, wherein a handle, a filament cascading device, a heating mechanism, a drive mechanism and a lifting mechanism are mounted in the casing; the filament cascading device comprises a first filament cascading mechanism and a second filament cascading mechanism, the first filament cascading mechanism and the second filament cascading mechanism are concentrically arranged and distributed at an interval, a to-be-cascaded filament consumable is guided into each of the first filament cascading mechanism and the second filament cascading mechanism, the spacer region between the first filament cascading mechanism and the second filament cascading mechanism is a heat joiningregion, push force is produced when the handle is moved, the drive mechanism receives the push force produced during movement of the handle and transmits the push force to the first filament cascadingmechanism and the second filament cascading mechanism, the first filament cascading mechanism and the second filament cascading mechanism convey the filament consumables to the heat joining region under the action of the push force, cascading is completed in the heat joining region, the lifting mechanism receive push force produced during movement of the handle and drives the heating device to move up or down under the action of the push force, and the heating device is used for providing heat energy required by heat joining in the heat joining region.

The invention relates to a under water color alterable high brightness shooting light that belongs to under water shooting light manufacturing field. The reflection shield is installed in the case of the shooting light, and the high brightness light emit source is in the reflection shield. And the computer color vary machine is located on the top of the reflection shield and in the waterproof case of the shooting light. The light translucidus cover is located on the port of the under water waterproof shooting light case and is sealed to the port. The design of the computer color alter machine solves the problem of the color singleness of the under water shooting light and realizes the polychrome of the under water shooting light. And the color would be changed following the music of the computer.

The invention provides a heat source lifting mechanism for 3D printer line body consumable butt joint. The heat source lifting mechanism comprises a shell. A handle, a heating mechanism and an elevator mechanism are installed inside the shell. The handle can generate pushing force in the moving process. The elevator mechanism receives the pushing force generated in the moving process of the handleand further drives the heating mechanism to ascend or descend under the effect of the pushing force. The heating mechanism is used for providing heat energy required by hot jointing for a hot jointing area. The handle is divided into three parts which include a handle part, a linkage part and a pushing part located between the handle part and the linkage part. The handle is hinged to the shell, and the hinged position of the handle and the shell is located between the linkage part and the pushing part. The core axis of a hinged shaft is perpendicular to conveying trails of consumables conveyed to the hot jointing area. The handle part is located outside the shell. The linkage part and the pushing part are located inside the shell and the pushing part makes contact with the elevator mechanism.

The invention discloses a seamless cascading method for filament consumables capable of realizing color printing by a 3D printer. The method comprises steps as follows: A, a filament consumable a withthe color of delta and the length of L1 and a filament consumable b with the color of gamma and the length of L2 are selected, and the lengths of the filament consumable a and the filament consumableb are calculated according to the volume of a print image; B, the filament consumable a and the filament consumable b enter the 3D printer sequentially; C, the filament consumable a is led to a firstfilament cascading mechanism, and the filament consumable b is led to a second filament cascading mechanism; D, a handle is moved, a push part of the handle pushes a pushing component to move, the pushing component moves and enables a moving component to move, and the moving component moves and pulls a heating mechanism to move towards a heat joining region; when the heating mechanism is locatedin the heat joining region, a fixing component locks and fixes the heating mechanism, and besides, a linkage part of the handle drives a driving mechanism to move and drives a filament cascading device to move to convey two strands of to-be-cascaded consumables to the heat joining region.

The invention discloses a seamless cascading method for filament consumables capable of realizing color printing by a 3D printer. The method comprises steps as follows: A, a filament consumable a withthe color of delta and the length of L1 and a filament consumable b with the color of gamma and the length of L2 are selected, and the lengths of the filament consumable a and the filament consumableb are calculated according to the volume of a print image; B, the filament consumable a and the filament consumable b enter the 3D printer sequentially; C, the filament consumable a is led to a firstfilament cascading mechanism, and the filament consumable b is led to a second filament cascading mechanism; D, a handle is moved, a push part of the handle pushes a pushing component to move, the pushing component moves and enables a moving component to move, and the moving component moves and pulls a heating mechanism to move towards a heat joining region; when the heating mechanism is locatedin the heat joining region, a fixing component locks and fixes the heating mechanism, and besides, a linkage part of the handle drives a driving mechanism to move and drives a filament cascading device to move to convey two strands of to-be-cascaded consumables to the heat joining region.