CN118514259A - Full-automatic batching, heat-preserving, foaming and casting equipment - Google Patents

Abstract

The invention relates to the technical field of foaming casting, in particular to full-automatic batching heat-preserving foaming casting equipment; comprising the following steps: the foaming forming mechanism comprises a shell, a batching assembly, a heat insulation foaming assembly, a casting frame and a nozzle; the material changing mechanism comprises a reversing column and a wave cylinder; positioning mechanism, including play stub bar, notes material mouth and fixture block, the fixture block be in flow in the stub bar have the foaming mother liquor with the stub bar block, with batching subassembly, heat preservation foaming subassembly and casting frame combination, the manpower input has been reduced, space has been saved, through the location leak protection of floater and nozzle, strike off the unnecessary mother liquor of nozzle and prevent the caking, realize evenly spraying in the mould simultaneously, the automatic shutdown nozzle after the casting is accomplished, the casting frame is cast in proper order around, realize continuous production, make the foaming material mother liquor be in settlement temperature throughout through heater strip and rotation, prevent regional caking and cause the jam through the stirring, simultaneously with unnecessary bubble discharge, ensure foaming casting quality.

Description

Full-automatic batching, heat-preserving, foaming and casting equipment

Technical Field

The invention relates to the technical field of foaming casting, in particular to full-automatic batching heat-preserving foaming casting equipment.

Background

The foaming molding is a general term of a molding method for manufacturing foam plastic materials, the foaming material manufactured by the process is widely applied to the fields of aviation, building materials, automobile parts, electronic products and the like, the bubble molding process is to firstly dissolve gas in liquid polymer or heat the polymer to a molten state, simultaneously generate gas and form saturated solution, and then form countless tiny bubble cores through nucleation, in the process, three working procedures of proportioning, heat preservation foaming and casting are most important, three working procedures in the existing equipment are often separated, the three working procedures are required to be completed step by step, the complicated steps lead to the reduction of working efficiency and the increase of workload, and the manpower and equipment cost are improved.

The patent of current authority bulletin number CN207607032U discloses a polyurethane foaming material automatic blending machine, which comprises a frame, first batching section of thick bamboo and second batching section of thick bamboo, the bottom of frame is provided with removes the wheel, the upper end of frame is provided with support panel, the upper end of precision pump motor installation backup pad is provided with first precision metering pump, and one side position department that precision pump motor installation backup pad upper end is close to first precision metering pump is provided with the second precision metering pump, high-speed hybrid motor has been set up, first precision metering pump and second precision metering pump, make the material obtain accurate distribution, product hardness is unanimous, high-speed injection rifle has been set up, and a control by temperature change case makes first batching section of thick bamboo and second batching section of thick bamboo inner material keep at certain temperature, better time of shortening foam molding, and work efficiency has been improved.

However, the above patent scheme cannot clear residual mother solution on the nozzle, so that the nozzle is blocked by caking easily, meanwhile, the nozzle cannot be visually and timely judged after casting is finished, the nozzle and the casting nozzle are easily leaked due to continuous casting, meanwhile, the nozzle is not well positioned between the nozzle and the casting nozzle during casting, the nozzle angle is inclined, the inside of the die cannot be uniformly sprayed, the foaming of a part of area is fast, the foaming of a part of area is not easy, the caking is caused, and finally, the quality defect exists in the produced foam material finished product.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the application and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the application and in the title of the application, which may not be used to limit the scope of the application.

The present invention has been made in view of the above-mentioned problems occurring in the prior art.

In order to solve the technical problems, the invention provides the following technical scheme: full-automatic batching heat preservation foaming casting equipment includes: the foaming forming mechanism comprises a shell, a batching assembly, a heat-insulating foaming assembly, a casting frame and a nozzle, wherein the batching assembly and the heat-insulating foaming assembly are arranged on the upper end face of the shell at the same time, the casting frame is movably arranged in the shell, the nozzle is arranged on the inner wall of the shell, the batching assembly is communicated with the heat-insulating foaming assembly, the heat-insulating foaming assembly is communicated with the nozzle, the nozzle is movably embedded with the casting frame, the casting frame comprises a moving table and a die, the moving table is slidably arranged at the bottom of the inner wall of the shell, the die is arranged on the upper end face of the moving table, and raw materials enter the heat-insulating foaming assembly through the batching assembly to generate foaming mother liquor;

The material changing mechanism comprises a reversing column and a wave cylinder arranged on the lower end surface of the reversing column;

the positioning mechanism comprises a discharge head arranged in the nozzle in a sliding manner, a material injection port arranged on the die and a clamping block arranged in the discharge head, wherein the clamping block is clamped with the discharge head when foaming mother liquor flows in the discharge head.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: the casting frame is provided with a locating frame, the outer wall of the locating frame is provided with a locating rod, the outer wall of the wave cylinder is movably sleeved with a tank body, and the upper end face of the tank body is provided with a conveying pipe.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: the novel reversing cylinder is characterized in that a sleeve is further arranged at the center of the upper end face of the cylinder body, a pressing cylinder is sleeved on the outer wall of the reversing cylinder, a wedge-shaped groove is formed in the upper end face of the pressing cylinder, and a trapezoid block is arranged at one end of the positioning rod.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: a switch rod is arranged in the nozzle in a sliding manner, a chute is arranged at one end of the switch rod, which slides out of the nozzle, and the lower end surface of the wave cylinder is embedded in the chute; the inner wall of the material injection port is provided with a clamping groove, the clamping block is embedded with the clamping groove, and a floating ball is slidably arranged in the nozzle.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: the pressure cylinder is arranged at one end of the outer wall of the reversing column in a sliding sleeve manner, an upper sawtooth ring is fixedly arranged at one end of the outer wall of the reversing column, a lower sawtooth ring is fixedly arranged at the outer wall of the reversing column, and the upper sawtooth ring is movably embedded with the lower sawtooth ring.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: the gear shifting device is characterized in that a gear shifting groove is formed in the outer wall of the lower sawtooth ring, a limiting strip is arranged on the inner wall of the sleeve, and the limiting strip is slidably arranged on the upper sawtooth ring and is movably embedded with the gear shifting groove.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: the upper sawtooth ring and one end of the lower sawtooth ring are both provided with bevel gears, and the bevel gears comprise bevel edges and right-angle edges.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: the sleeve inner wall rotates and is equipped with the spacing ring, down the sawtooth ring with be equipped with first elastic component between the spacing ring, the switching-over post slip runs through the spacing ring and extends to the inside of jar body.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: the spray nozzle is internally provided with a piston in a sliding manner, the piston is sleeved on the outer wall of the switch rod, and a second elastic piece is arranged between the upper end face of the piston and the inner wall of the spray nozzle.

As a preferable scheme of the full-automatic batching heat-preserving foaming casting device, the invention comprises the following steps: a connecting rod is arranged between the discharging head and the piston, a lifting rod is arranged in the connecting rod in a sliding mode, and a third elastic piece is arranged between the lifting rod and the connecting rod.

The invention has the beneficial effects that: the automatic foaming device has the advantages that the batching assembly, the heat-preserving foaming assembly and the casting frame are combined, the manpower investment is reduced, the space is saved, the floating ball and the nozzle are positioned to prevent leakage, redundant mother liquor of the nozzle is scraped to prevent caking, meanwhile, the nozzle is automatically closed after casting is completed, the front casting frame and the rear casting frame are sequentially cast, continuous production is realized, the mother liquor of the foaming material in the tank body is always at a set temperature through heating wires and rotation, the blocking is prevented by preventing regional caking through stirring, redundant bubbles are discharged, and the foaming casting quality is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is an overall schematic diagram of a fully automatic batch thermal insulation foaming casting device in the invention.

Fig. 2 is a diagram showing the internal structure of the full-automatic batching, heat-preserving, foaming and casting device in the invention.

Fig. 3 is a schematic view of the internal structure of the tank area in the present invention.

FIG. 4 is a schematic view of the cooperation of the positioning rod and the wedge-shaped groove in the present invention.

Fig. 5 is a schematic view of the inside of the material changing mechanism in the present invention.

FIG. 6 is a schematic diagram of the connection of the material changing mechanism and the mold according to the present invention.

Fig. 7 is a schematic view of the inside of the nozzle in the present invention.

Fig. 8 is a schematic view of the inside of the positioning mechanism in the present invention.

Reference numerals: 100, a foaming forming mechanism; 101, a housing; 102, a batching assembly; 103, heat preservation foaming components; 104, casting a frame; 104a, mobile station; 104b, a mold; 104c, positioning frames; 104d, positioning the rod; 104d-1, trapezoidal blocks; 105, a nozzle; 105a, a switch lever; 105a-1, a chute; 105b, a floating ball; 105c, a piston; 105c-1, a second elastic member;

200, a material changing mechanism; 201, a reversing column; 201a, pressing a cylinder; 201a-1, upper zigzag ring; 201a-2, lower zigzag ring; 201a-3, shift slots; 201a-4, a wedge-shaped groove; 201a-5, helical teeth; 202, wave cylinder; 204, a tank body; 204a, a delivery tube; 204b, a sleeve; 204b-1, a limit bar; 204b-2, stop collars; 204b-3, a first elastic member;

300, a positioning mechanism; 301, discharging a material head; 302, a material injection port; 302a, a clamping groove; 303, a clamping block; 304, a connecting rod; 304a, lifting rod; 304a-1, a third elastic member.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 8, in a first embodiment of the present invention, a full-automatic dispensing, heat-preserving, foaming and casting apparatus is provided, which includes a foaming and forming mechanism 100, a material changing mechanism 200 and a positioning mechanism 300, wherein dispensing, heat-preserving, foaming and casting are implemented by the foaming and forming mechanism 100, the floating ball 105b is attached to the nozzle 105 to scrape the mother solution of the redundant foaming material, prevent caking, facilitate continuous casting, and implement positioning and locking by using the switch rod 105a and the clamping block 303 to prevent leakage of the mother solution.

Specifically, full-automatic batching heat preservation foaming casting equipment includes:

The foaming forming mechanism 100 comprises a shell 101, a batching assembly 102, a heat preservation foaming assembly 103, a casting frame 104 and a nozzle 105, wherein the batching assembly 102 and the heat preservation foaming assembly 103 are arranged on the upper end face of the shell 101 at the same time, the casting frame 104 is movably arranged in the shell 101, the nozzle 105 is arranged on the inner wall of the shell 101, the batching assembly 102 is communicated with the heat preservation foaming assembly 103, the heat preservation foaming assembly 103 is communicated with the nozzle 105, the nozzle 105 is movably embedded with the casting frame 104, the casting frame 104 comprises a moving table 104a and a die 104b, the moving table 104a is arranged on the upper end face of the moving table 104a in a sliding mode, and raw materials enter the heat preservation foaming assembly 103 through the batching assembly 102 to generate foaming mother liquor;

the material changing mechanism 200 comprises a reversing column 201 and a wave cylinder 202 arranged on the lower end surface of the reversing column 201;

The positioning mechanism 300 comprises a discharge head 301 arranged in the nozzle 105 in a sliding manner, a material injection opening 302 arranged on the die 104b and a clamping block 303 arranged in the discharge head 301, wherein the clamping block 303 is clamped with the discharge head 301 when foaming mother liquor flows in the discharge head 301.

More preferably, the batching assembly 102 can mix various raw materials according to a predetermined proportion, monitor the mass and flow of the materials through a sensor, mix the raw materials according to the predetermined proportion, heat or freeze the mixture and simultaneously inject gas into the mixture by the thermal insulation foaming assembly 103, and form a foaming material mother liquor with good performance and stable structure in the closed cavity.

Further, the nozzle 105 pumps the adjusted mother solution into the material injection port 302 through gas pressurization, and the mother solution enters a preset mold 104b, and performs subsequent heat preservation on the casting frame 104, 6 molds 104b are arranged on the casting frame 104 in an array, the molds 104b are product molds to be produced, and have heat preservation layers, the casting frame 104 can slide out of the shell 101, and perform subsequent heat preservation flow on the foaming material mother solution, and meanwhile, the casting frame 104 brings a new mold 104b into the shell 101 to continue casting.

In this embodiment, the batching assembly 102 is two storage tanks, the shell 101 is a hollow rectangular shell, the thermal insulation foaming assembly 103 is a sealed cavity with a heating and cooling module, raw materials enter the thermal insulation foaming assembly 103 through the batching assembly 102 and finally are injected into the die 104b through the nozzle 105, and the casting frame 104 is provided with the thermal insulation module and can slide in the shell 101, so that the foaming material mother liquor completes the whole foaming process at a preset temperature.

Preferably, a positioning frame 104c is arranged on the casting frame 104, a positioning rod 104d is arranged on the outer wall of the positioning frame 104c, a tank 204 is movably sleeved on the outer wall of the wave cylinder 202, and a conveying pipe 204a is arranged on the upper end face of the tank 204.

Preferably, a sleeve 204b is further arranged at the center of the upper end face of the tank 204, a pressing cylinder 201a is sleeved on the outer wall of the reversing column 201, a wedge-shaped groove 201a-4 is formed in the upper end face of the pressing cylinder 201a, and a trapezoid block 104d-1 is arranged at one end of the positioning rod 104 d.

The wedge-shaped groove 201a-4 is a trapezoid groove with a chamfer at the bottom edge, the triangular block 104d-1 is a right trapezoid, and the inclined surface of the triangular block is in sliding fit with the chamfer surface of the wedge-shaped groove 201a-4, so that the triangular block 104d-1 presses the pressing cylinder 201a downwards and drives the reversing column 201 to move downwards in the sliding process along the chamfer surface.

The tank 204 is a sealed tank, the upper end of the nozzle 105 penetrates through the lower bottom surface of the tank 204 in a sliding manner, and foaming liquid enters each nozzle 105 from the tank 204 at the same time, so that the temperature and the composition of the foaming mother liquor entering each die 104b are ensured to be consistent, and the requirement of mass production is met.

Further, the inner wall and the outer wall of the wave tube 202 at the other end of the reversing column 201 are provided with heating wires, so that the foaming effect is prevented from being deteriorated due to blockage caused by pre-cooling and agglomeration of the foaming material mother liquid after entering the tank 204 or temperature reduction, and the optimal foaming temperature of the die 104b can be verified by adjusting the heating temperature of each heating wire of the wave tube 202 to change the temperature of each region.

Further, a switch rod 105a is slidably provided in the nozzle 105, a chute 105a-1 is provided at one end of the switch rod 105a which slides out of the nozzle 105, and the lower end surface of the wave tube 202 is fitted into the chute 105 a-1.

Preferably, the inner wall of the material injection opening 302 is provided with a clamping groove 302a, a clamping block 303 is embedded with the clamping groove 302a, and a floating ball 105b is slidably arranged in the nozzle 105.

In this embodiment, a floating ball 105b is provided at one end of the switch rod 105a sliding downward out of the nozzle 105, the other end of the switch rod 105a is connected with the discharge head 301 in a clamping manner, the clamping blocks 303 are rotatably provided on the outer wall of the switch rod 105a and slide through the nozzle 105, when the switch rod 105a moves downward, the clamping blocks 303 are pushed to rotate and slide into the clamping grooves 302a, and the mother solution of foaming material is prevented from overflowing between the nozzle 105 and the material injection port 302 while positioning is achieved.

More preferably, the floating ball 105b is a hollow floating ball, and the mother solution of foaming material is sprayed from the nozzle 105 and onto the surface of the floating ball 105b at the beginning, and finally flows down to all directions of the die 104b along all angles of the surface of the floating ball 105 b.

Further, when the shape of the die 104b is square, the shapes of the nozzle 105 and the floating ball 105b are adapted to each other in the direction, so that uniform flow guiding of all areas inside the die 104b is realized, materials in the die 104b are uniformly distributed, the phenomenon that bubbles cannot volatilize and agglomerate due to excessive local foaming materials is avoided, the quality of products is affected, after the die 104b is fully filled, the floating ball 105b is lifted upwards and plugs the nozzle 105, meanwhile, redundant foaming material mother liquor is scraped through mutual friction, residual foaming material agglomeration and blockage on the nozzle 105 are prevented, and cleaning is difficult.

In summary, when in use, the required raw materials are firstly placed into the batching assembly 102, various raw materials are mixed according to a preset proportion, then enter the heat preservation foaming assembly 103 for heating, cooling and inflating to form a foaming material mother solution, enter the tank 204 through the conveying pipe 204a, are heated by the heating wires of the wave tube 202 to prevent caking, then are injected into the die 104b along the nozzle 105, and are subjected to heat preservation in the casting frame 104.

Meanwhile, when a new casting frame 104 slides along the shell 101 and the positioning rod 104d on the positioning frame 104c is inserted into the wedge-shaped groove 201a-4, the position of the casting frame 104 is aligned with the nozzle 105, at this time, the trapezoidal block 104d-1 and the wedge-shaped groove 201a-4 slide relatively, so that the pressing cylinder 201a slides downwards, meanwhile, the switch rod 105a is pressed downwards through the wave cylinder 202, meanwhile, the floating ball 105b slides out of the nozzle 105, at this time, the foaming material mother liquid can flow into the material injection port 302 and is injected into the floating ball 105b and then flows to all directions of the die 104b, meanwhile, the high-pressure flow injection pushes the floating ball 105b to continuously downwards, the clamping block 303 is driven to rotate and be clamped into the clamping groove 302a, positioning locking of the nozzle 105 and the die 104b is completed, after the injection of the material is completed, the floating ball 105b slowly rises and gradually blocks the nozzle 105, the clamping block 303 is separated from the clamping groove 302a, and finally, the inner wall scraping of the floating ball 105b and the nozzle 105 is scraped, at the same time, the foaming material is prevented from blocking the nozzle 105, and the next injection of the foaming material is prevented.

Example 2

Referring to fig. 1 to 8, in a second embodiment of the present invention, the present invention is based on the previous embodiment, except that the wave cylinder 202 rotates to drive the nozzle 105 to open and close, and simultaneously, the heating wire and the rotation are used to make the mother solution of the foaming material in the tank 204 always at a set temperature, and the stirring is used to prevent blocking caused by area agglomeration, and simultaneously, the redundant air bubbles are discharged, so as to ensure the foaming casting quality.

Specifically, the pressing cylinder 201a is slidably sleeved on one end of the outer wall of the reversing column 201, an upper sawtooth ring 201a-1 is fixedly arranged on one end of the outer wall of the reversing column 201, a lower sawtooth ring 201a-2 is fixedly arranged on the outer wall of the reversing column 201, and the upper sawtooth ring 201a-1 and the lower sawtooth ring 201a-2 are movably embedded.

Wherein, the outer wall of the lower sawtooth ring 201a-2 is provided with a gear shifting groove 201a-3, the inner wall of the sleeve 204b is provided with a limit bar 204b-1, and the limit bar 204b-1 is slidingly arranged on the upper sawtooth ring 201a-1 and is movably embedded with the gear shifting groove 201 a-3.

Wherein, one ends of the upper and lower serration rings 201a-1 and 201a-2 are provided with bevel teeth 201a-5, and the bevel teeth 201a-5 include a bevel edge and a right-angle edge.

More preferably, the beveled teeth 201a-5 of the upper and lower toothed rings 201a-1 and 201a-2 may be engaged with each other and staggered in an initial state, and the right-angle sides of the upper toothed ring 201a-1 are opposite to the beveled sides of the lower toothed ring 201a-2, so that the lower toothed ring 201a-2 tends to rotate toward the right-angle sides as the reversing column 201 moves downward while the upper toothed ring 201a-1 is in contact with and pressed down against the lower toothed ring 201 a-2.

Wherein, the gear shifting grooves 201a-3 are 6 in total and are circumferentially arranged on the outer wall of the sawtooth ring 201a-2 in an array manner, the limit strips 204b-1 are long-strip-shaped blocks, and are simultaneously embedded with the upper sawtooth ring 201a-1 and the gear shifting grooves 201a-3 in an initial state.

Preferably, the inner wall of the sleeve 204b is rotatably provided with a limiting ring 204b-2, a first elastic piece 204b-3 is arranged between the lower sawtooth ring 201a-2 and the limiting ring 204b-2, and the reversing column 201 penetrates through the limiting ring 204b-2 in a sliding manner and extends into the tank 204.

Further, the first elastic member 204b-3 is a spring and is sleeved on the outer wall of the reversing column 201, the circumference of the outer wall of the wave cylinder 202 is provided with arc grooves in an array, the lower end surface of the wave cylinder 202 forms a wave-shaped slideway, and the lower end surface of the wave cylinder 202 is slidably arranged in the chute 105 a-1.

In summary, when the casting rack 104 moves into the housing 101, the positioning rack 104c drives the positioning rod 104d to enter the wedge groove 201a-4, so as to push the pressing cylinder 201a to move downwards, the right-angle edge of the upper sawtooth ring 201a-1 at the tail end of the pressing cylinder 201a is attached to the bevel edge of the lower sawtooth ring 201a-2, and meanwhile, the two parts are simultaneously embedded with the limit strip 204b-1, so that the two parts cannot rotate, when the pressing cylinder 201a continues to press downwards, and when the right-angle edge of the lower sawtooth ring 201a-2 is lower than the lowest part of the limit strip 204b-1, the limit strip 204b-1 is separated from the gear shifting groove 201a-3, the lower sawtooth ring 201a-2 slides along the bevel edge of the upper sawtooth ring 201a-1, and meanwhile, the limit strip 204b-1 slides along the bevel edge of the lower sawtooth ring 201a-2 and enters the next gear shifting groove 201a-3 to continue to be clamped, so that the lower sawtooth ring 201a-2 rotates relatively to the upper sawtooth ring 201 a-1.

Meanwhile, the lower sawtooth ring 201a-2 slides downwards and simultaneously compresses the first elastic piece 204b-3, after the lower sawtooth ring 201a-2 rotates to the next gear shifting groove 201a-3, the first elastic piece 204b-3 resets, the wave cylinder 202 moves up and down by a small amplitude and rotates simultaneously, the switch rod 105a slides along the wave cylinder 202 through the sliding groove 105a-1, so that the switch rod 105a moves up and down to realize expansion and contraction of the material head 301, and meanwhile, the wave cylinder 202 can stir and heat the foaming material mother liquor in the tank 204, so that excessive bubbles are removed while caking is prevented.

Example 3

Referring to fig. 1 to 8, in a third embodiment of the present invention, the above embodiment is based on the previous embodiment, except that positioning and leakage prevention are achieved by flushing the floating ball 105b with the mother liquid of foaming material, automatic closing of the nozzle 105 is achieved by lifting the floating ball 105b after casting is completed, and meanwhile, excessive mother liquid of foaming material can be scraped by relative sliding of the floating ball 105b and the nozzle 105, so that agglomeration of the nozzle 105 after extraction is prevented.

Specifically, a piston 105c is slidably disposed in the nozzle 105, the piston 105c is sleeved on the outer wall of the switch rod 105a, and a second elastic member 105c-1 is disposed between the upper end surface of the piston 105c and the inner wall of the nozzle 105.

The second elastic member 105c-1 is a spring, the spring drives the piston 105c to move upwards in an initial state, the piston 105c is in a truncated cone shape with a large bottom and a small top, the nozzle 105 is provided with a truncated cone section with a narrow top and a wide bottom, and the piston 105c is movably embedded with the inner wall of the nozzle 105 under the driving of the second elastic member 105c-1, so that the nozzle 105 is sealed, and the mother liquid of the foaming material is prevented from being poured back.

Further, a connecting rod 304 is provided between the discharging head 301 and the piston 105c, a lifting rod 304a is slidably provided in the connecting rod 304, and a third elastic member 304a-1 is provided between the lifting rod 304a and the connecting rod 304.

The clamping block 303 is rotatably disposed on the outer wall of the lifting rod 304a, the third elastic member 304a-1 is a spring, and the spring overcomes the gravity of the lifting rod 304a and always pulls the lifting rod 304a to approach the connecting rod 304.

In summary, when the switch rod 105a descends, the piston 105c is driven to separate from the nozzle 105, the nozzle 105 is communicated, the discharging head 301 is physically attached to the material injection port 302, when the foaming material mother liquor flows along the nozzle 105 and the discharging head 301 and then is sprayed to the upper end face of the floating ball 105b, the floating ball 105b is downwards moved by the foaming material mother liquor spraying and drives the lifting rod 304a to overcome the elastic force of the spring to descend, when the lifting rod 304a descends, the clamping block 303 is driven to upwards swing and be embedded with the clamping groove 302a, the larger the spraying flow is, the larger the mother liquor pressure is, the larger the positioning locking force is, the nozzle 105 is prevented from falling off automatically, and therefore the discharging head 301 is positioned inside the material injection port 302, and meanwhile, the foaming material mother liquor is prevented from leaking.

Meanwhile, after casting is completed, the floating ball 105b is lifted by the mother liquid and enters the nozzle 105 to scratch and remove redundant mother liquid, meanwhile, when the gravity of the floating ball 105b is reduced, the lifting rod 304a is pulled by the spring to move upwards, the lifting rod 304a is lifted to be contacted with the connecting rod 304 and pushed, meanwhile, under the pulling of the second elastic piece 105c-1, the original balance of the piston 105c is broken, the connecting rod 304 and the piston 105c are lifted to block the nozzle 105, and the automatic stop of casting is realized.

It is important to note that the construction and arrangement of the application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present application. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the present disclosure, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present applications. Therefore, the application is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in order to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the invention, or those not associated with practicing the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present invention may be modified or substituted without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered in the scope of the claims of the present invention.

Claims (10)

1. Full-automatic batching heat preservation foaming casting equipment, its characterized in that:

The foaming forming mechanism (100) comprises a shell (101), a batching assembly (102) and a heat-insulating foaming assembly (103) which are arranged on the upper end face of the shell (101) at the same time, a casting frame (104) movably arranged in the shell (101) and a nozzle (105) arranged on the inner wall of the shell (101), wherein the batching assembly (102) is communicated with the heat-insulating foaming assembly (103), the heat-insulating foaming assembly (103) is communicated with the nozzle (105), the nozzle (105) is movably embedded with the casting frame (104), the casting frame (104) comprises a moving table (104 a) which is slidably arranged on the bottom of the inner wall of the shell (101) and a die (104 b) arranged on the upper end face of the moving table (104 a), and raw materials enter the heat-insulating foaming assembly (103) through the batching assembly (102) to generate foaming mother liquor;

The material changing mechanism (200) comprises a reversing column (201) and a wave cylinder (202) arranged on the lower end surface of the reversing column (201);

The positioning mechanism (300) comprises a discharge head (301) arranged in the nozzle (105) in a sliding manner, a material injection opening (302) arranged on the die (104 b) and a clamping block (303) arranged in the discharge head (301), wherein the clamping block (303) is clamped with the discharge head (301) when foaming mother liquor flows in the discharge head (301).

2. The fully automatic compounding, heat preserving, foaming and casting device of claim 1, wherein: the casting frame (104) is provided with a locating frame (104 c), the outer wall of the locating frame (104 c) is provided with a locating rod (104 d), the outer wall of the wave cylinder (202) is movably sleeved with a tank body (204), and the upper end face of the tank body (204) is provided with a conveying pipe (204 a).

3. The full-automatic proportioning, heat-preserving, foaming and casting device as claimed in claim 2, wherein: the novel reversing tank is characterized in that a sleeve (204 b) is further arranged at the center of the upper end face of the tank body (204), a pressing cylinder (201 a) is sleeved on the outer wall of the reversing column (201), a wedge-shaped groove (201 a-4) is formed in the upper end face of the pressing cylinder (201 a), and a trapezoid block (104 d-1) is arranged at one end of the positioning rod (104 d).

4. A fully automatic compounding, insulating, foaming and casting apparatus as defined in claim 3, wherein: a switch rod (105 a) is arranged in the nozzle (105) in a sliding manner, a chute (105 a-1) is arranged at one end of the switch rod (105 a) sliding out of the nozzle (105), and the lower end surface of the wave cylinder (202) is embedded in the chute (105 a-1); the inner wall of the material injection opening (302) is provided with a clamping groove (302 a), the clamping block (303) is embedded with the clamping groove (302 a), and the floating ball (105 b) is arranged in the nozzle (105) in a sliding mode.

5. The full-automatic compounding, heat preservation, foaming and casting device according to claim 4, wherein: the pressure cylinder (201 a) is slidably sleeved at one end of the outer wall of the reversing column (201), an upper sawtooth ring (201 a-1) is fixedly arranged at one end of the outer wall of the reversing column (201), a lower sawtooth ring (201 a-2) is fixedly arranged at the outer wall of the reversing column (201), and the upper sawtooth ring (201 a-1) and the lower sawtooth ring (201 a-2) are movably embedded.

6. The fully automatic compounding, heat insulating, foaming and casting device of claim 5, wherein: the gear shifting device is characterized in that a gear shifting groove (201 a-3) is formed in the outer wall of the lower sawtooth ring (201 a-2), a limiting strip (204 b-1) is arranged on the inner wall of the sleeve (204 b), and the limiting strip (204 b-1) is slidably arranged on the upper sawtooth ring (201 a-1) and is movably embedded with the gear shifting groove (201 a-3).

7. The full-automatic compounding, heat preservation, foaming and casting device according to claim 6, wherein: one end of the upper sawtooth ring (201 a-1) and one end of the lower sawtooth ring (201 a-2) are provided with bevel teeth (201 a-5), and the bevel teeth (201 a-5) comprise bevel edges and right-angle edges.

8. The fully automatic compounding, heat insulating, foaming and casting device of claim 7, wherein: the inner wall of the sleeve (204 b) is rotationally provided with a limiting ring (204 b-2), a first elastic piece (204 b-3) is arranged between the lower sawtooth ring (201 a-2) and the limiting ring (204 b-2), and the reversing column (201) penetrates through the limiting ring (204 b-2) in a sliding mode and extends into the tank body (204).

9. The fully automatic compounding, heat insulating, foaming and casting device of claim 8, wherein: the nozzle (105) is provided with a piston (105 c) in a sliding manner, the piston (105 c) is sleeved on the outer wall of the switch rod (105 a), and a second elastic piece (105 c-1) is arranged between the upper end face of the piston (105 c) and the inner wall of the nozzle (105).

10. The fully automatic compounding, heat insulating, foaming and casting device of claim 9, wherein: a connecting rod (304) is arranged between the discharging head (301) and the piston (105 c), a lifting rod (304 a) is arranged in the connecting rod (304) in a sliding mode, and a third elastic piece (304 a-1) is arranged between the lifting rod (304 a) and the connecting rod (304).