CN114193729B - Energy-saving injection molding machine capable of reducing energy loss - Google Patents
Energy-saving injection molding machine capable of reducing energy loss Download PDFInfo
- Publication number
- CN114193729B CN114193729B CN202111409219.3A CN202111409219A CN114193729B CN 114193729 B CN114193729 B CN 114193729B CN 202111409219 A CN202111409219 A CN 202111409219A CN 114193729 B CN114193729 B CN 114193729B
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- rod
- molding machine
- injection molding
- connecting plate
- cylinder
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 49
- 229910052802 copper Inorganic materials 0.000 claims abstract description 49
- 239000010949 copper Substances 0.000 claims abstract description 49
- 238000002347 injection Methods 0.000 claims abstract description 45
- 239000007924 injection Substances 0.000 claims abstract description 45
- 230000001681 protective effect Effects 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 229920003023 plastic Polymers 0.000 claims description 15
- 239000004033 plastic Substances 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 12
- 238000005265 energy consumption Methods 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229920000426 Microplastic Polymers 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/18—Feeding the material into the injection moulding apparatus, i.e. feeding the non-plastified material into the injection unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/58—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/74—Heating or cooling of the injection unit
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an energy-saving injection molding machine capable of reducing energy loss, which comprises an injection molding machine main body, an injection cylinder, a screw rod and a feed hopper, wherein the injection cylinder is arranged on the injection molding machine main body; further comprises: the outer protective cylinder is arranged outside the injection cylinder, the left side of the outer protective cylinder is provided with a vent, the inside of the outer protective cylinder is fixedly connected with a hydraulic rod, and the right end of the hydraulic rod is fixedly connected with an adjusting rod; the copper block is fixedly arranged on the adjusting rod, and the side of the copper block is outwards arched to form a convex strip. This energy-saving injection molding machine of energy loss reduces the heat exchange effect between barrel and the environment when using, can utilize the heat around the barrel simultaneously to get rid of the inside bubble that exists of barrel.
Description
Technical Field
The invention relates to the technical field of injection molding machines, in particular to an energy-saving injection molding machine capable of reducing energy loss.
Background
Injection molding machines, which can be referred to as injection molding machines or injection molding machines, are capable of applying high pressure to thermoplastic and thermosetting plastics by injection molding to fill a mold cavity and to form various shaped plastic articles using a plastic molding die.
However, the existing injection molding machine has the following problems:
the injection molding machine of publication No. CN208930601U, including annotating material mechanism, annotate material mechanism and be connected with the notes material pipe that has the heating function, its characterized in that: the peripheral outer wall of the material injection pipe is wrapped with a heat insulation pad, a heat insulation layer is arranged inside the heat insulation pad, a plurality of glass bags fill up the heat insulation cavity, the inside of each glass bag is in a vacuum state, the effect of weakening heat exchange between the machine barrel and the environment is achieved, however, the heat exchange effect between the machine barrel and the environment can only be simply weakened in the using process, so that bubbles generated in the machine barrel when materials in a molten state are conveyed are not conveniently removed by utilizing heat around the machine barrel, waste of heat energy is easily caused, and meanwhile, the forming quality of subsequent plastic parts is influenced due to the existence of the bubbles in the processing process.
We have therefore proposed an energy-efficient injection molding machine with reduced energy consumption in order to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide an energy-saving injection molding machine capable of reducing energy loss, which solves the problems that the existing injection molding machine in the market can only simply weaken the heat exchange effect between a machine barrel and the environment in the use process, and is inconvenient to remove bubbles generated in the machine barrel when materials in a molten state are conveyed by utilizing heat around the machine barrel, so that the waste of heat energy is easily caused, and the quality of the subsequent plastic part molding is influenced by the existence of the bubbles in the processing process.
In order to achieve the above purpose, the present invention provides the following technical solutions: the energy-saving injection molding machine capable of reducing energy loss comprises an injection molding machine main body, an injection cylinder, a screw rod and a feed hopper, wherein the injection cylinder is arranged on the injection molding machine main body, the screw rod for pushing raw materials is arranged in the injection cylinder, and the feed hopper for throwing plastic particles is fixedly connected to the upper end of the injection molding machine main body;
further comprises:
the outer protective cylinder is arranged outside the injection cylinder, the left side of the outer protective cylinder is provided with a vent, the inside of the outer protective cylinder is fixedly connected with a hydraulic rod, and the right end of the hydraulic rod is fixedly connected with an adjusting rod;
the copper block is fixedly arranged on the adjusting rod, the side of the copper block outwards arches to form a convex strip, the copper block is arranged in a cavity surrounded by the connecting plate, the connecting plate is fixedly connected with an elastic pad, the inner side of the elastic pad is filled with a water source, and the connecting plate is provided with an air suction pipe;
the impact rod and the impact rod are connected with the springs which provide reset elastic force between the outer protective cylinder;
the main air bag is arranged at the upper end of the contact resisting rod, the left end of the main air bag is connected with a drainage tube, the end part of the drainage tube extends into the outer casing, the right end of the main air bag is connected with an air outlet pipe, and the air outlet pipe and the drainage tube are provided with one-way valves;
the center rod is arranged in the feed hopper, the center rod and the air outlet pipe are connected with each other, and an air jet port which is convenient for hot air discharge is formed in the side of the lower end of the center rod.
Preferably, the outer wall of the copper block and the inner wall of the cavity surrounded by the upper and lower connecting plates are mutually attached, and the copper block can slide in the cavity surrounded by the upper and lower connecting plates.
Through adopting above-mentioned technical scheme, laminating each other through the cavity inner wall that copper billet and enclose to can improve the stability of copper billet when its inside removes.
Preferably, the connection plates are uniformly distributed in the outer protection cylinder, the inner side of the outer protection cylinder is divided into a plurality of cavities through a plurality of groups of upper connection plates and lower connection plates, and copper blocks are arranged in each cavity.
Through adopting above-mentioned technical scheme, thereby utilize the copper billet to slide in the cavity inside that encloses, can inhale the cavity inside that encloses with steam under the effect of breathing pipe.
Preferably, the copper block and the raised strips are of an integrated structure, and the raised strips are uniformly distributed on the left side and the right side of the copper block.
Through adopting above-mentioned technical scheme, thereby can improve the area of contact with the steam through the evenly distributed part of sand grip, increase holistic heat absorption efficiency from this.
Preferably, the striking rod and the abutting rod are located on the same vertical straight line with the elastic pad, and an elastic telescopic structure is formed between the striking rod and the abutting rod through a spring and the outer protective cylinder.
Through adopting above-mentioned technical scheme, thereby the elastic pad arch back can promote to hit the pole of beating and conflict pole and slide on outer protective casing, can make simultaneously hit the pole of beating after moving and conflict pole reset under the effect of spring.
Preferably, the upper end of the contact resisting rod is arc-shaped, and the upper end of the contact resisting rod extends into a V-shaped opening formed in the inner side of the main air bag.
Through adopting above-mentioned technical scheme, through the removal of touching the pole in the inboard "V" shape opening of main gasbag to can extrude main gasbag.
Preferably, the movable rod is arranged in the center rod, a torsion spring for providing reset elastic force is arranged on the side of the center shaft of the movable rod, the auxiliary air bag is arranged at the end part of the center rod, and the auxiliary air bag and the elastic ball are connected through a conveying pipe.
Through adopting above-mentioned technical scheme, utilize torsion spring's setting can make the movable rod after the rotation return and revolve.
Preferably, the movable rod forms a rotary structure between the central shaft and the central rod through the middle part, and the upper end and the lower end of the movable rod are both provided with auxiliary air bags.
Through adopting above-mentioned technical scheme, thereby utilize the blowing of air current to make movable rod rotate in the inside of center pole around the center pin at middle part.
Preferably, the auxiliary air bag and the bulge inside the central rod are mutually attached, and the auxiliary air bag and the elastic ball are both made of elastic materials.
Through adopting above-mentioned technical scheme, after supplementary gasbag follows movable rod and rotates to can be through its protruding conflict in the inside of central pole, thereby can make the inside gas of supplementary gasbag outwards carry.
Compared with the prior art, the invention has the beneficial effects that: the energy-saving injection molding machine capable of reducing energy loss can weaken the heat exchange effect between the machine barrel and the environment when in use, and can utilize the heat around the machine barrel, so that bubbles in the machine barrel are removed;
1. the impact rod is arranged, when the copper block is used for rapidly reciprocating in the cavity surrounded by the upper connecting plate and the lower connecting plate, a water source in the cavity surrounded by the upper connecting plate and the lower connecting plate can be extruded, at the moment, the water source is pressed and then the elastic pad can be outwards arched, the outwards arched elastic pad is utilized to push the impact rod to move towards the injection cylinder, so that the continuous impact on the edge of the injection cylinder is realized, and bubbles in the injection cylinder are crushed by vibration generated during impact;
2. the copper block is arranged, when the copper block moves in a reciprocating manner rapidly in the cavity surrounded by the upper connecting plate and the lower connecting plate, the water source can be extruded, meanwhile, hot air between the outer protective cylinder and the injection cylinder can be sucked into the enclosed cavity through the air suction pipe, heat in the hot air is absorbed by the copper plate and exchanged with the water source on the right side of the copper plate, so that the heat between the outer protective cylinder and the injection cylinder is reduced, and the heat exchange effect between the injection cylinder and the environment is weakened;
3. the main air bag is arranged, the main air bag can be extruded in a reciprocating manner through the movement of the contact rod, hot air in the compressed main air bag enters the center rod through the air outlet pipe and is sprayed outwards through the air spraying port on the center rod, so that plastic particles in the feed hopper are preheated, after the contact rod stops pressing the main air bag, the main air bag re-sucks the hot air between the outer protective cylinder and the injection cylinder into the main air bag through the drainage tube, and further, the heat between the outer protective cylinder and the injection cylinder is conveyed into the feed hopper to preheat the plastic particles, and the recycling of the heat is realized, so that the energy loss is reduced;
4. be provided with the elastic ball, when the inside of gas outlet duct intermittent type formula with the hot gas transport to the center pole, the movable rod rotates under the promotion of hot gas flow, the supplementary gasbag of movable rod tip and the inside arch of center pole are contradicted each other this moment to can make the inside gas of supplementary gasbag enter into the inside of elastic ball through the conveyer pipe, can also dredge the inside plastic granules of feeder hopper through the inflation of elastic ball and restoration, avoid plastic granules to appear blocking up in the inside of feeder hopper.
Drawings
FIG. 1 is a schematic diagram of the front structure of the present invention;
FIG. 2 is a schematic view of the front cross-sectional structure of the syringe and outer casing of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is a schematic view of the three-dimensional structure of copper blocks and ribs according to the present invention;
FIG. 5 is a schematic perspective view of a connector plate and spring pad according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 2B according to the present invention;
FIG. 7 is a schematic cross-sectional view of a feed hopper and a center rod of the present invention;
FIG. 8 is a schematic cross-sectional view of a center rod and movable rod of the present invention;
FIG. 9 is a schematic illustration of a top view of the center rod and movable rod of the present invention;
fig. 10 is a schematic cross-sectional view of a torsion spring according to the present invention.
In the figure: 1. an injection molding machine main body; 2. a syringe; 3. a screw rod; 4. a feed hopper; 5. an outer casing; 6. a vent; 7. a hydraulic rod; 8. an adjusting rod; 9. copper blocks; 10. a convex strip; 11. a splice plate; 12. an air suction pipe; 13. an elastic pad; 14. striking the rod; 15. a touch-up rod; 16. a main air bag; 17. a drainage tube; 18. a one-way valve; 19. an air outlet pipe; 20. a central rod; 21. an air jet; 22. a movable rod; 23. a torsion spring; 24. an auxiliary air bag; 25. a delivery tube; 26. and (5) an elastic ball.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-10, the present invention provides a technical solution: the energy-saving injection molding machine capable of reducing energy loss comprises an injection molding machine main body 1, an injection cylinder 2, a screw rod 3 and a feed hopper 4, wherein the injection cylinder 2 is arranged on the injection molding machine main body 1, the screw rod 3 for pushing raw materials is arranged in the injection cylinder 2, and the feed hopper 4 for throwing plastic particles is fixedly connected to the upper end of the injection molding machine main body 1; the outer protective cylinder 5 is arranged outside the injection cylinder 2, the left side of the outer protective cylinder 5 is provided with a vent 6, the inside of the outer protective cylinder 5 is fixedly connected with a hydraulic rod 7, and the right end of the hydraulic rod 7 is fixedly connected with an adjusting rod 8; the copper block 9 is fixedly arranged on the adjusting rod 8, the side of the copper block 9 is outwards arched to form a convex strip 10, the copper block 9 is arranged in a cavity surrounded by the connecting plate 11, the connecting plate 11 is fixedly connected with an elastic pad 13, the inner side of the elastic pad 13 is filled with a water source, and the connecting plate 11 is provided with an air suction pipe 12; a striking rod 14 and a contact rod 15, the striking rod 14 is installed below the elastic pad 13 on the lower joint plate 11, the contact rod 15 is installed above the elastic pad 13 on the upper joint plate 11, and the contact rod 15 and the striking rod 14 are connected with a spring providing a restoring elastic force between the outer protective cylinder 5; the main air bag 16 is arranged at the upper end of the contact supporting rod 15, the left end of the main air bag 16 is connected with a drainage tube 17, the end part of the drainage tube 17 extends into the outer casing 5, the right end of the main air bag 16 is connected with an air outlet pipe 19, and the air outlet pipe 19 and the drainage tube 17 are provided with one-way valves 18; the center rod 20 is arranged in the feed hopper 4, the center rod 20 and the air outlet pipe 19 are connected with each other, and an air jet 21 which is convenient for discharging hot air is arranged on the side of the lower end of the center rod 20. The outer wall of the copper block 9 and the inner wall of the cavity surrounded by the upper connecting plate 11 and the lower connecting plate 11 are mutually attached, and the copper block 9 can slide in the cavity surrounded by the upper connecting plate 11 and the lower connecting plate 11. The joint plates 11 are uniformly distributed in the outer casing 5, the inner side of the outer casing 5 is divided into a plurality of cavities by a plurality of groups of upper and lower joint plates 11, and copper blocks 9 are arranged in each cavity. The copper block 9 and the raised strips 10 are of an integrated structure, and the raised strips 10 are uniformly distributed on the left side and the right side of the copper block 9. The striking rod 14 and the contact rod 15 are positioned on the same vertical straight line with the elastic pad 13, and the striking rod 14 and the contact rod 15 form an elastic telescopic structure with the outer protective cylinder 5 through springs. The upper end of the abutting rod 15 is arc-shaped, and the upper end of the abutting rod 15 extends into a V-shaped opening formed inside the main air bag 16.
As shown in fig. 1 to 7, in the injection molding process, the injection cylinder 2 is used for conveying raw materials in a molten state, at the moment, heat emitted outwards by the injection cylinder 2 is remained between the outer protective cylinder 5 and the injection cylinder 2, then the hydraulic rod 7 is started to enable the hydraulic rod 7 to drive the adjusting rod 8 to perform rapid telescopic movement, when the adjusting rod 8 moves rightwards, the copper block 9 surrounds the inside of a closed cavity through the upper connecting plate 11 and the lower connecting plate 11 to move so as to squeeze a water source in the closed cavity, after the water source is pressed, the elastic pad 13 on the connecting plate 11 is outwards arched, the impact rod 14 and the abutting rod 15 can be pushed to perform relative movement by using the arch of the elastic pad 13, when the adjusting rod 8 moves leftwards, the copper block 9 surrounds the inside of the closed cavity to reset, at the moment, the copper block 9 stops the extrusion of the water source, the elastic cushion 13 is reset through self elasticity, at this moment, the striking rod 14 and the abutting rod 15 are reset under the action of the spring, thereby realizing the reciprocating movement of the striking rod 14 and the abutting rod 15, continuously striking the outer wall of the injection cylinder 2 through the reciprocating movement of the striking rod 14, and further vibrating the air bubble in the injection cylinder 2 through the vibration generated when striking the outer wall of the injection cylinder 2, as shown in fig. 2 and 4, when the copper block 9 moves rightwards under the action of the adjusting rod 8, the hot air between the injection cylinder 2 and the outer protective cylinder 5 can be sucked into the closed cavity enclosed by the upper connecting plate 11 and the lower connecting plate 11 through the air suction pipe 12, at this moment, the heat in the hot air is absorbed with the copper block 9, the contact area with the hot air can be increased through the convex strips 10 on the copper block 9, the heat absorbed by the copper block 9 is transferred to the water source in the sealed cavity formed by the upper connecting plate 11 and the lower connecting plate 11 for heat exchange, so that the heat exchange effect between the injection cylinder 2 and the outer protective cylinder 5 is reduced, the heat exchange effect between the injection cylinder 2 and the environment is reduced, the injection cylinder 2 and the on-site air are prevented from being subjected to a large amount of heat exchange, the temperature around the injection molding machine main body 1 is increased, a large production burden can be caused to workers in hot summer, when the contact rod 15 moves towards the outer side of the outer protective cylinder 5, the main air bag 16 can be extruded, hot air in the main air bag 16 enters the inner part of the central rod 20 through the air outlet pipe 19, the hot air is sprayed out to the feed hopper 4 through the air jet 21 at the side of the lower end of the central rod 20, the hot air can be preheated to added plastic particles through the hot air jet 21, thereby the recycling of the heat between the injection cylinder 2 and the outer protective cylinder 5 can be realized, the whole energy loss is reduced, when the contact rod 15 is reset on the outer protective cylinder 5 through a spring, the contact rod 15 stops to carry out the heat exchange on the main air bag 16, the main air bag 16 can be further preheated through the air bag 16, the heat exchange effect between the main air bag and the main air bag 16 and the injection cylinder 2 can be further reduced, and the air bag 2 can be further reset through the air bag 16, and the air bag can be heated by the air bag 2 through the air bag, and the air bag 2.
The movable rod 22 is installed inside the center rod 20, a torsion spring 23 providing a restoring spring force is installed at the side of the center shaft of the movable rod 22, an auxiliary air bag 24 is installed at the end of the center rod 20, and the auxiliary air bag 24 and the elastic ball 26 are connected with each other through a delivery pipe 25. The movable rod 22 forms a rotating structure between the central shaft of the middle part and the central rod 20, and the upper and lower ends of the movable rod 22 are both provided with auxiliary air bags 24. The auxiliary air bag 24 and the protrusions inside the center rod 20 are fitted to each other, and the auxiliary air bag 24 and the elastic ball 26 are each provided with an elastic material.
As shown in fig. 1 and fig. 7 to 10, when the pushing rod 15 reciprocates to continuously and intermittently squeeze the main air bag 16, the air in the main air bag 16 enters the inside of the central rod 20 through the air outlet pipe 19, at this time, the movable rod 22 in the central rod 20 rotates under the pushing of the air flow, the auxiliary air bag 24 at the end of the movable rod 22 rotates to push against the protrusion in the central rod 20, the air in the auxiliary air bag 24 enters the elastic ball 26 through the conveying pipe 25 after the pushing and pressing, the elastic ball 26 is inflated after being inflated, after the main air bag 16 is restored, the air outlet pipe 19 stops conveying the air to the inside of the central rod 20, at this time, the movable rod 22 is restored under the action of the torsion spring 23, the auxiliary air bag 24 at the end of the movable rod 22 rotates and then the elastic ball 26 contracts, and the plastic particles can be continuously expanded and contracted by the elastic ball 26, so that the plastic particles can be blocked in the interior of the feed hopper 4 when the plastic particles are added.
Working principle: when the energy-saving injection molding machine capable of reducing energy loss is used, firstly, as shown in fig. 1-10, the copper block 9 can be utilized to enable the copper block 9 to conduct reciprocating movement to enclose a water source inside a closed cavity, after the water source is pressed, the water source is outwards arched through the elastic pad 13 and matched with a spring, the striking rod 14 and the abutting rod 15 can conduct reciprocating movement, the striking rod 14 can conduct continuous striking on the outer wall of the injection cylinder 2, the air bubbles inside the injection cylinder 2 can be vibrated and broken through vibration generated during striking, the copper block 9 can enable hot air between the injection cylinder 2 and the outer protective cylinder 5 to be inhaled into the closed cavity enclosed by the upper connecting plate 11 and the lower connecting plate 11 through the air suction pipe 12, heat exchange is conducted between the copper block 9 and a water source inside the closed cavity, therefore, the heat exchange effect between the injection cylinder 2 and the environment is weakened, heat between the injection cylinder 2 and the outer protective cylinder 5 can be transmitted to the feed hopper 4 through the reciprocating extrusion of the abutting rod 15, preheating of plastic particles is achieved, meanwhile, the conveyed gas can push the movable rod 22 to rotate continuously, and the plastic particles can continuously expand the plastic particles through the reciprocating movement rod 22 and the aid in the action of the expansion pipe 24 and the expansion of the elastic ball 24.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (7)
1. The energy-saving injection molding machine capable of reducing energy loss comprises an injection molding machine main body (1), an injection cylinder (2), a screw rod (3) and a feed hopper (4), wherein the injection cylinder (2) is arranged on the injection molding machine main body (1), the screw rod (3) for pushing raw materials is arranged in the injection cylinder (2), and the feed hopper (4) for throwing plastic particles is fixedly connected to the upper end of the injection molding machine main body (1);
characterized by further comprising:
the injection device comprises an outer protective cylinder (5) arranged on the outer side of the injection cylinder (2), a vent (6) is formed in the left side of the outer protective cylinder (5), a hydraulic rod (7) is fixedly connected to the inside of the outer protective cylinder (5), and an adjusting rod (8) is fixedly connected to the right end of the hydraulic rod (7);
the copper block (9) is fixedly arranged on the adjusting rod (8), the side of the copper block (9) is outwards arched to form a raised line (10), the copper block (9) is arranged in a sealing group cavity surrounded by the connecting plate (11), an elastic pad (13) is fixedly connected to the connecting plate (11), the inner side of the elastic pad (13) is filled with a water source, an air suction pipe (12) is arranged on the connecting plate (11), and the end part of the air suction pipe (12) extends into the space between the outer protective cylinder (5) and the injection cylinder (2);
the impact rod (14) and the abutting rod (15), the impact rod (14) is arranged below the elastic pad (13) on the lower connecting plate (11), the abutting rod (15) is arranged above the elastic pad (13) on the upper connecting plate (11), and the impact rod (15) and the impact rod (14) are connected with a spring which provides reset elastic force between the outer protective cylinder (5);
the main air bag (16) is arranged at the upper end of the contact supporting rod (15), the left end of the main air bag (16) is connected with a drainage tube (17), the end part of the drainage tube (17) extends into the space between the outer protective cylinder (5) and the injection cylinder (2), the right end of the main air bag (16) is connected with an air outlet pipe (19), the air outlet pipe (19) and the drainage tube (17) are provided with one-way valves (18), the one-way valves (18) enable hot air between the injection cylinder (2) and the outer protective cylinder (5) to be inhaled into the main air bag (16), and the hot air can enter the center rod (20) from the air outlet pipe (19);
the center rod (20) is arranged in the feed hopper (4), the center rod (20) and the air outlet pipe (19) are connected with each other, and an air jet (21) which is convenient for discharging hot air is formed on the side of the lower end of the center rod (20);
the outer wall of the copper block (9) is mutually attached to the inner wall of a cavity surrounded by the upper connecting plate (11) and the lower connecting plate (11), and the copper block (9) can slide in the cavity surrounded by the upper connecting plate (11) and the lower connecting plate (11);
the striking rod (14) and the abutting rod (15) are positioned on the same vertical straight line with the elastic pad (13), and the striking rod (14) and the abutting rod (15) form an elastic telescopic structure with the outer protective cylinder (5) through springs;
the copper block (9) is used for moving the inside of the closed cavity formed by the upper connecting plate (11) and the lower connecting plate (11), so that the water source inside the copper block can be extruded, and the elastic pad (13) on the connecting plate (11) can be outwards arched after the water source is pressed.
2. An energy efficient injection molding machine with reduced energy consumption as defined in claim 1, wherein: the connecting plates (11) are uniformly distributed in the outer protective cylinder (5), the inner side of the outer protective cylinder (5) is divided into a plurality of cavities through a plurality of groups of upper connecting plates (11) and lower connecting plates (11), and copper blocks (9) are arranged in each cavity.
3. An energy efficient injection molding machine with reduced energy consumption as defined in claim 1, wherein: the copper block (9) and the raised strips (10) are of an integrated structure, and the raised strips (10) are uniformly distributed on the left side and the right side of the copper block (9).
4. An energy efficient injection molding machine with reduced energy consumption as defined in claim 1, wherein: the upper end of the abutting rod (15) is arc-shaped, and the upper end of the abutting rod (15) stretches into a V-shaped opening formed in the inner side of the main air bag (16).
5. An energy efficient injection molding machine with reduced energy consumption as defined in claim 1, wherein: the movable rod (22) is arranged in the center rod (20), a torsion spring (23) for providing reset elasticity is arranged on the side of the center shaft of the movable rod (22), an auxiliary air bag (24) is arranged at the end part of the center rod (20), and the auxiliary air bag (24) and the elastic ball (26) are connected with each other through a conveying pipe (25).
6. An energy efficient injection molding machine with reduced energy consumption as defined in claim 5, wherein: the movable rod (22) forms a rotary structure between the central shaft in the middle and the central rod (20), and auxiliary air bags (24) are arranged at the upper end and the lower end of the movable rod (22).
7. An energy efficient injection molding machine with reduced energy consumption as defined in claim 6, wherein: the auxiliary air bag (24) and the bulge inside the center rod (20) are mutually attached, and the auxiliary air bag (24) and the elastic ball (26) are made of elastic materials.
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| CN202111409219.3A CN114193729B (en) | 2021-11-25 | 2021-11-25 | Energy-saving injection molding machine capable of reducing energy loss |
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| CN114193729A (en) | 2022-03-18 |
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Denomination of invention: An energy-saving injection molding machine that reduces energy loss Granted publication date: 20231103 Pledgee: Bank of Communications Limited Shenzhen Branch Pledgor: Shenzhen Dingshenghuang Technology Development Co.,Ltd. Registration number: Y2024980020067 |
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