CN118254338B - Combined production device for fluorescent lamp caps - Google Patents
Combined production device for fluorescent lamp caps Download PDFInfo
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- CN118254338B CN118254338B CN202410432442.7A CN202410432442A CN118254338B CN 118254338 B CN118254338 B CN 118254338B CN 202410432442 A CN202410432442 A CN 202410432442A CN 118254338 B CN118254338 B CN 118254338B
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- injection molding
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- cooling
- lower die
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 238000001746 injection moulding Methods 0.000 claims abstract description 107
- 238000002347 injection Methods 0.000 claims abstract description 80
- 239000007924 injection Substances 0.000 claims abstract description 80
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 238000001816 cooling Methods 0.000 claims abstract description 76
- 239000000110 cooling liquid Substances 0.000 claims abstract description 34
- 238000010992 reflux Methods 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 42
- 239000004033 plastic Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 239000012778 molding material Substances 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 241000258971 Brachiopoda Species 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000009966 trimming Methods 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- 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
- B29C45/1761—Means for guiding movable mould supports or injection units on the machine base or frame; Machine bases or frames
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
-
- 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
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C2045/4042—Ejector constructions; Ejector operating mechanisms driven by rack and pinion means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/747—Lightning equipment
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a combined production device of fluorescent lamp holders, which relates to the technical field of sun lamp light production and comprises an injection molding table, wherein an injection molding lower die is arranged on the upper surface of the injection molding table, an injection molding upper die is arranged above the injection molding lower die, an injection molding pipe is fixedly communicated with the upper surface of the injection molding upper die, a water tank is arranged on the upper surface of the injection molding table, a condenser is arranged on the surface of the water tank, and a cooling part for cooling the fluorescent lamp holders after injection molding is completed is arranged in the injection molding lower die; the lower surface of the injection molding table is fixedly connected with two symmetrically arranged fixing plates, the injection molding table is fixedly connected with a reflux box through the two fixing plates, and the fluorescent lamp cap joint production device can enable cooling liquid to enter the cooling pipe at a higher flow rate; the cooling liquid flowing at high speed in the cooling pipe can more rapidly take away the heat on the injection lower die, so that the cooling time of the fluorescent lamp cap shell after injection molding is saved, and the efficiency of the joint production of the fluorescent lamp caps is improved.
Description
Technical Field
The invention relates to the technical field of day light lamp production, in particular to a combined production device of a fluorescent lamp cap.
Background
The lamp cap is the tail end of the bulb, is the connection part of the light source and the external power supply, and the light source is powered on through the lamp cap to generate a luminous phenomenon. The light source body mainly comprises a lamp bead, a bulb and a lamp tube, wherein the lamp tube comprises a straight lamp tube and a bent lamp tube, the existing fluorescent lamp cap is generally formed by injection molding of an injection molding machine and a mold in the production process, and the lamp cap needs to be cooled after injection molding.
Through retrieval, the patent document with the bulletin number of CN219667391U and the bulletin day of 2023, 9 and 12 is named as a patent document for producing an injection mold by using an LED lamp cap, and comprises a workbench plate body; the top end of the workbench plate body is fixedly connected with a positioning plate frame; the bottom end of the locating plate frame is fixedly connected with a first electric push rod; an upper injection mold is fixedly connected to the bottom end of the first electric push rod; an injection pipe is fixedly connected to the top end of the upper injection mold; a rotating disc is rotatably connected inside the workbench plate body; the upper injection mold is moved downwards through the first electric push rod, the upper injection mold is moved to the upper side of the lower injection mold, injection molding materials enter the upper injection mold through the injection molding pipe, the upper injection mold and the lower injection mold are matched to perform injection molding to complete injection molding of the lamp shell, the motor is started to enable the trimming drill to rotate, the trimming drill can integrally trim the injection molding of the lamp shell, the injection molding lamp shell does not need to be moved to other equipment for trimming, and workers can conveniently operate the injection molding lamp shell.
The above embodiments still have the following drawbacks:
after the injection molding of the lamp cap, cooling liquid is introduced into the circulating pipe to cool the injection molded lamp cap, but the simpler and conventional circular circulating pipe cannot ensure the high flow rate of the cooling liquid in the lamp cap, the effect of absorbing heat is poor, the lamp cap after the injection molding can be completely cooled only in a long time, and the joint production efficiency of the fluorescent lamp cap is reduced.
Disclosure of Invention
In order to achieve the above purpose, the present invention provides the following technical solutions: the combined production device for the fluorescent lamp caps comprises an injection molding table and a water storage component, wherein an injection molding lower die is arranged on the upper surface of the injection molding table, and an injection molding upper die is arranged above the injection molding lower die;
the upper surface of the injection molding upper die is fixedly communicated with an injection molding pipe, the upper surface of the injection molding table is provided with a water tank, and the surface of the water tank is provided with a condenser;
A cooling part for cooling the fluorescent lamp holder after injection molding is finished is arranged in the injection molding lower die;
The water storage component is arranged on the injection molding table and is matched with the cooling component, water storage is carried out when the injection molding upper die descends to carry out injection molding operation, and after injection molding is finished, cooling water in the water storage component is enabled to be flushed into the cooling component along with the ascending of the injection molding upper die.
Optionally, the cooling part is including seting up the inner chamber in the lower mould of moulding plastics, the inside fixed mounting of inner chamber has the cooling tube, the one end fixed intercommunication of cooling tube has the feed liquor pipe, the other end fixed intercommunication of cooling tube has the drain pipe.
Optionally, the cooling pipe is spirally arranged in the injection lower die, and the diameter of one side of the cooling pipe close to the liquid inlet pipe is larger than the diameter of one side of the cooling pipe close to the liquid outlet pipe.
Optionally, the retaining component is including setting up water pump one of water tank upper surface, water pump one with joint fixed intercommunication has connecting pipe one between the water tank, water pump one's surface still fixed intercommunication has connecting pipe two, the fixed surface of moulding plastics the platform installs the connecting cylinder, the upper surface fixedly connected with supporting shoe of connecting cylinder, the fixed surface of supporting shoe installs connecting pipe three, connecting pipe three with joint fixed intercommunication has the water storage gasbag between the connecting pipe two jointly.
Optionally, a sleeve is fixedly communicated with the surface of the connecting cylinder, a moving pipe is jointly and slidably communicated between the sleeve and the inner wall of the connecting pipe III, a plurality of liquid outlets are formed in the surfaces of the moving pipe and the sleeve, a moving plate is fixedly connected with the outer surface of the moving pipe, and a first spring is jointly arranged between the moving plate and the connecting cylinder;
The lower surface fixed intercommunication of connecting cylinder has the connecting pipe IV, the tip fixed intercommunication of connecting pipe IV has the connecting piece, the connecting piece is the convex setting, the less tip of connecting piece diameter with the feed liquor pipe is linked together fixedly.
Optionally, the fixed plate that two symmetries set up is fixedly connected with to the lower surface of moulding plastics the platform, it is through two to mould plastics the platform fixed connection has the backward flow case, the tip of drain pipe with the backward flow case is linked together fixedly, the upper surface of backward flow case is provided with water pump two, water pump two with fixed intercommunication has the connecting pipe five jointly between the backward flow case, the backward flow case with fixed intercommunication has the back flow jointly between the water tank.
Optionally, be provided with the motor above the backward flow case, the output shaft fixedly connected with bull stick of motor, the fixed surface of bull stick is connected with the gear, the feed liquor pipe keep away from the tip of lower mould of moulding plastics with the gear looks butt, the tip of feed liquor pipe is provided with the rubber sealing plug, the upper surface fixed intercommunication of backward flow case has communicating pipe, the surface of gear has seted up the confession communicating pipe with the circular through-hole that the feed liquor pipe is linked together.
Optionally, the spout has been seted up to the upper surface of backward flow case, the inner wall sliding connection of spout has movable rod one, the upper end fixedly connected with of movable rod one with the rack row that the gear engaged with, the fixed surface of rack row is connected with the connecting plate, the upper surface of connecting plate articulates there is the articulated slab.
Optionally, the surface sliding connection of lower mould of moulding plastics has movable rod two, the upper end fixedly connected with sealing disk of movable rod two, the lower extreme fixedly connected with of movable rod two articulates the piece, the tip of articulated slab with articulated piece articulates mutually.
Optionally, a fixing seat is fixedly connected to the upper surface of the injection molding table, a hydraulic component is arranged on the surface of the fixing seat, an output end of the hydraulic component is fixedly connected with the injection molding upper die, and an abutting block is fixedly connected to the side surface of the injection molding upper die;
the lower surface of the injection lower die is provided with a temperature sensor, and the upper surface of the injection platform is provided with a control platform.
Compared with the prior art, the invention has the following beneficial effects:
1. According to the invention, in the injection molding operation process of descending the injection molding upper die, the cooling liquid is stored in the water storage air bag; after the injection molding operation is finished, the upper injection mold is reset along with upward movement of the upper injection mold, and under the action of the internal pressure of the water storage air bag, the cooling liquid can enter the cooling pipe at a higher flow rate; the cooling liquid flowing at high speed in the cooling pipe can more rapidly take away the heat on the injection lower die, so that the cooling time of the fluorescent lamp cap shell after injection molding is saved, and the efficiency of the joint production of the fluorescent lamp caps is improved.
2. According to the invention, the spiral cooling pipe with gradually reduced diameter is arranged in the inner cavity of the injection lower die, so that the cooling area of cooling liquid in the injection lower die can be increased, and the gradually reduced diameter in the cooling pipe can enable the cooling liquid to always keep higher flow velocity after entering the cooling pipe, so that the heat transfer effect is better, and the cooling and heat dissipation treatment of the fluorescent lamp cap shell after injection molding can be more quickly carried out.
3. After the temperature sensor detects that the injection lower die and the fluorescent lamp cap shell after the surface injection of the lower die are finished are cooled down, a motor and a water pump II are started to drive a gear to rotate, so that a circular through hole is aligned with a liquid inlet pipe and a communicating pipe, and under the action of the water pump II, residual cooling liquid in a cooling pipe and used cooling liquid in a reflux box can be conveyed into the water box again through the reflux pipe for secondary recycling, so that the waste of the cooling liquid is avoided, and the device is more energy-saving and environment-friendly when producing the fluorescent lamp cap, and is beneficial to popularization and use.
4. Along with the opening of motor, the rotation of gear still can drive rack row and remove, and under the articulated slab effect, can drive the movable rod and upwards remove to can make the sealing disk of its tip stretch out the outside of injection molding lower mould, in order to jack up the sunlight lamp holder shell after the cooling is accomplished, make things convenient for the workman to take out the sunlight lamp holder shell after the cooling, for the sunlight lamp holder shell to transport to next production flow and provide convenience, the unitarity of device production is higher.
Drawings
FIG. 1 is an isometric view of a structure of the present invention;
FIG. 2 is a second perspective view of the structure of the present invention;
FIG. 3 is an enlarged view of the invention at A in FIG. 2;
FIG. 4 is a cross-sectional view of the injection molding lower mold structure of the present invention;
FIG. 5 is an enlarged view of the invention at B in FIG. 4;
FIG. 6 is a cross-sectional view of the present invention at the lumen structure;
FIG. 7 is a schematic diagram of the invention at the location of the reflow oven;
FIG. 8 is an enlarged view of the invention at C in FIG. 7;
FIG. 9 is a schematic view of a cooling tube structure according to the present invention;
FIG. 10 is a schematic view of a rack bar structure of the present invention;
fig. 11 is a cross-sectional view of the second structure of the movable rod according to the present invention.
In the figure: 1. an injection molding table; 2. a fixing seat; 3. a hydraulic assembly; 4. injection molding a tube; 5. injection molding of a lower die; 6. injection molding an upper die; 7. a console; 8. a sealing plate; 9. a fixing plate; 10. a reflow box; 11. a condenser; 12. a water tank; 13. a second connecting pipe; 14. a first water pump; 15. a water storage air bag; 16. a third connecting pipe; 17. an abutment block; 18. a support block; 19. a moving plate; 20. a moving tube; 21. a first spring; 22. a sleeve; 23. a connecting cylinder; 25. an inner cavity; 26. a cooling tube; 27. a temperature sensor; 28. a liquid inlet pipe; 29. a connecting piece; 31. a gear; 32. a connecting pipe IV; 33. a liquid outlet; 34. a liquid outlet pipe; 35. a circular through hole; 38. a motor; 39. a chute; 40. a first movable rod; 41. a connecting plate; 42. a rack row; 43. a hinged plate; 44. a hinge block; 45. a second moving rod; 46. a second spring; 47. a return pipe; 48. a second water pump; 49. and communicating pipe.
Detailed Description
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.
As shown in fig. 1, 2,3, 4 and 5, the present invention provides a technical solution: the combined production device of the fluorescent lamp cap comprises an injection molding table 1 and a water storage component, wherein an injection molding lower die 5 is arranged on the upper surface of the injection molding table 1, and an injection molding upper die 6 is arranged above the injection molding lower die 5;
the upper surface of the injection upper die 6 is fixedly communicated with an injection pipe 4, the upper surface of the injection table 1 is provided with a water tank 12, and the surface of the water tank 12 is provided with a condenser 11;
a cooling part for cooling the fluorescent lamp holder after injection molding is finished is arranged in the injection molding lower die 5;
the water storage component is arranged on the injection molding table 1 and matched with the cooling component, water storage is carried out when the injection molding upper die 6 descends to carry out injection molding operation, and after injection molding is finished, cooling water in the water storage component is enabled to be flushed into the cooling component along with the ascending of the injection molding upper die 6.
The water storage component comprises a first water pump 14 arranged on the upper surface of the water tank 12, a first connecting pipe 14 is fixedly communicated with the water tank 12, a second connecting pipe 13 is fixedly communicated with the surface of the first water pump 14, a connecting cylinder 23 is fixedly arranged on the surface of the injection molding table 1, a supporting block 18 is fixedly connected to the upper surface of the connecting cylinder 23, a third connecting pipe 16 is fixedly arranged on the surface of the supporting block 18, and a water storage air bag 15 is fixedly communicated with the third connecting pipe 16 and the second connecting pipe 13.
The surface of the connecting cylinder 23 is fixedly communicated with a sleeve 22, the sleeve 22 is slidably communicated with the inner wall of the connecting tube III 16 together, the surfaces of the moving tube 20 and the sleeve 22 are provided with a plurality of liquid outlets 33, the outer surface of the moving tube 20 is fixedly connected with a moving plate 19, and a first spring 21 is arranged between the moving plate 19 and the connecting cylinder 23;
The lower surface of the connecting cylinder 23 is fixedly communicated with a connecting pipe IV 32, the end part of the connecting pipe IV 32 is fixedly communicated with a connecting piece 29, the connecting piece is in a convex shape, and the end part with a smaller diameter of the connecting piece 29 is fixedly communicated with the liquid inlet pipe 28.
The lower surface fixedly connected with two fixed plates 9 that the symmetry set up of platform 1 moulds plastics, the platform 1 moulds plastics through two fixed plate 9 fixedly connected with backward flow case 10, the tip of drain pipe 34 with backward flow case 10 is linked together fixedly, the upper surface of backward flow case 10 is provided with water pump two 48, water pump two 48 with be linked together fixedly between the backward flow case 10 and be connected with the connecting pipe five, backward flow case 10 with be linked together fixedly between the water tank 12 and be connected with back flow 47.
The upper surface of the injection molding table 1 is fixedly connected with a fixing seat 2, the surface of the fixing seat 2 is provided with a hydraulic assembly 3, the output end of the hydraulic assembly 3 is fixedly connected with the injection molding upper die 6, and the side surface of the injection molding upper die 6 is fixedly connected with an abutting block 17;
the lower surface of the injection lower die 5 is provided with a temperature sensor 27, and the upper surface of the injection table 1 is provided with a console 7.
More specifically, when the embodiment is used, the hydraulic assembly 3 is controlled to drive the injection upper die 6 to descend until the injection upper die 6 descends to the position above the injection lower die 5, and then injection molding materials can be injected into the injection upper die 6 and the injection lower die 5 through the injection pipe 4, so that the injection upper die 6 and the injection lower die 5 are matched to perform injection molding to complete the fluorescent lamp cap shell.
Simultaneously with the injection molding operation, the first water pump 14 is started, and the cooling water treated by the condenser 11 in the water tank 12 is input into the third connecting pipe 16.
In the process of descending the injection upper die 6, the abutting block 17 moves downwards synchronously, after the abutting block 17 contacts with the moving plate 19, the moving plate 19 drives the moving tube 20 to move downwards for a small distance, meanwhile, the first spring 21 is pressed, the moving tube 20 is staggered with the liquid outlet 33 on the surface of the sleeve 22 along with the downward movement of the moving tube 20, at the moment, cooling liquid in the third connecting tube 16 cannot enter the connecting tube 23, so that the cooling liquid in the third connecting tube 16 cannot enter the cooling tube 26, and at the moment, the cooling liquid in the third connecting tube 16 can be stored in the water storage air bag 15 until the injection molding of the fluorescent lamp cap shell is completed.
As shown in fig. 6,7 and 8, the cooling component illustratively includes an inner cavity 25 formed in the injection lower mold 5, a cooling pipe 26 is fixedly installed in the inner cavity 25, one end of the cooling pipe 26 is fixedly connected with a liquid inlet pipe 28, and the other end of the cooling pipe 26 is fixedly connected with a liquid outlet pipe 34.
The cooling pipe 26 is spirally arranged in the injection lower die 5, and the diameter of the cooling pipe 26 at the side far away from the liquid inlet pipe 28 is gradually reduced.
After the fluorescent lamp cap shell is molded, the hydraulic component is controlled again to enable the injection upper die 6 to move upwards for resetting, the abutting block 17 can be separated from the movable plate 19 along with the upward movement of the injection upper die 6, at the moment, under the action of elastic potential energy of the first spring 21, the movable plate 19 drives the movable tube 20 to move upwards for resetting, so that the movable tube 20 can be aligned with the liquid outlet 33 on the surface of the sleeve 22 again, at the moment, cooling liquid stored in the water storage air bag 15 can be sprayed into the connecting cylinder 23 through the plurality of liquid outlets 33 under the action of the internal pressure of the water storage air bag 15, the cooling liquid in the connecting cylinder 23 can enter the cooling tube 26 at a higher flow rate through the fourth connecting tube 32 and the liquid inlet tube 28, and the cooling liquid flowing at a high speed in the cooling tube 26 can quickly cool the injection lower die 5, so that after the injection is finished, the first time of upward movement of the injection upper die 6 is taken away for resetting, the cooling effect is good, the cooling time of cooling the injection lower die 5 is saved, and the cooling time of the fluorescent lamp cap shell after the injection molding is finished, and the joint production efficiency of the fluorescent lamp cap is improved.
Notably, because the cooling tube 26 is spirally arranged in the injection lower die 5, and the diameter of one side, away from the liquid inlet tube 28, of the cooling tube 26 is gradually reduced, the cooling area of cooling liquid in the injection lower die 5 can be increased by the spirally arranged cooling tube 26, and the gradually reduced diameter in the cooling tube 26 can enable the cooling liquid to always keep a higher flow velocity after entering the cooling tube 26, so that the heat transfer effect is better, and the cooling and heat dissipation treatment can be more quickly performed on the injection lower die 5 and the fluorescent lamp cap shell after injection molding.
After the heat on the injection lower die 5 is taken away by the high-flow-rate cooling liquid in the cooling pipe 26, the cooling liquid enters the reflux box 10 through the liquid outlet pipe 34 to be subjected to uniform collection treatment so as to be convenient for secondary condensation and utilization, thereby avoiding the waste of the cooling liquid and being beneficial to green production.
As shown in fig. 9, 10 and 11, for example, a motor 38 is disposed on the reflux tank 10, an output shaft of the motor 38 is fixedly connected with a rotating rod, a gear 31 is fixedly connected with a surface of the rotating rod, an end portion of the liquid inlet pipe 28 away from the injection lower die 5 is abutted against the gear 31, a rubber sealing plug is disposed at an end portion of the liquid inlet pipe 28, a communicating pipe 49 is fixedly connected with an upper surface of the reflux tank 10, and a circular through hole 35 for the communicating pipe 49 to be communicated with the liquid inlet pipe 28 is formed on the surface of the gear 31.
The upper surface of the reflux box 10 is provided with a chute 39, the inner wall of the chute 39 is slidably connected with a first moving rod 40, the upper end of the first moving rod 40 is fixedly connected with a rack row 42 meshed with the gear 31, the surface of the rack row 42 is fixedly connected with a connecting plate 41, and the upper surface of the connecting plate 41 is hinged with a hinge plate 43.
The surface sliding connection of lower mould 5 moulds plastics has movable rod two 45, the upper end fixedly connected with sealing disk 8 of movable rod two 45, the lower extreme fixedly connected with hinge block 44 of movable rod two 45, hinge plate 43's tip with hinge block 44 articulates mutually, hinge block 44 with be provided with spring two 46 jointly between the lower mould 5 moulds plastics.
Since the water storage capacity of the water storage air bag 15 is larger than the water storage capacity of the cooling pipe 26, after the movable pipe 20 is aligned with the liquid outlet 33 on the surface of the sleeve 22, the cooling liquid in the water storage air bag 15 can be continuously conveyed into the cooling pipe 26 for cooling.
After the temperature sensor 27 detects that the injection lower die 5 and the fluorescent lamp cap shell after the surface injection are cooled, signals are transmitted to the control console 7, and then the motor 38 is started and drives the gear 31 to rotate for 90 degrees and then stop.
After the motor 38 is turned on, the circular through hole 35 is driven to align with the liquid inlet pipe 28 and the communicating pipe 49 along with the rotation of the gear 31, and then the water pump two 48 is turned on, namely, the residual cooling liquid in the cooling pipe 26 and the used cooling liquid in the reflux tank 10 can be conveyed into the water tank 12 again through the reflux pipe 47 for secondary recycling.
It is worth noting that, along with the rotation of the gear 31, the rack row 42 is driven to move, under the action of the hinge plate 43, the movement of the rack row 42 can enable the hinge block 44 to drive the second moving rod 45 to move upwards, and the upward movement of the second moving rod 45 can enable the sealing disc 8 at the end part of the second moving rod to extend out of the injection molding lower die 5, so that the cooled fluorescent lamp cap shell can be jacked up, a worker can conveniently take out the cooled fluorescent lamp cap shell, convenience is provided for transferring the fluorescent lamp cap shell to the next production process, and the combination of device production is higher.
Working principle: when the combined production device for the fluorescent lamp cap is used, the hydraulic component 3 is controlled to drive the injection upper die 6 to descend to the position above the injection lower die 5, injection molding materials are injected into the injection upper die 6 and the injection lower die 5 through the injection pipe 4, so that the injection upper die 6 and the injection lower die 5 are matched for injection molding to complete the fluorescent lamp cap shell; when the injection molding operation is performed, the first water pump 14 is started, the cooling water treated by the condenser 11 in the water tank 12 is input into the third connecting pipe 16, the time shifting device 20 is staggered with the liquid outlet 33 on the surface of the sleeve 22, at the moment, the cooling liquid in the third connecting pipe 16 is stored in the water storage air bag 15 until the injection molding of the fluorescent lamp cap shell is completed, the movable pipe 20 is aligned with the liquid outlet 33 on the surface of the sleeve 22 along with the upward shifting and resetting of the injection molding upper die 6, at the moment, the cooling liquid in the water storage air bag 15 is sprayed into the connecting cylinder 23 through the plurality of liquid outlets 33 under the action of the internal pressure of the water storage air bag 15, and enters the cooling pipe 26 through the fourth connecting pipe 32 and the liquid inlet pipe 28 at a higher flow rate, and the cooling liquid flowing in the cooling pipe 26 can rapidly take away the heat on the injection molding lower die 5, so that the cooling time of the injection molding lower die 5 is reduced at the first time after the injection molding is completed, the cooling time of the fluorescent lamp cap shell is saved, and the combined production efficiency of the fluorescent lamp caps is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a fluorescent lamp cap joint production device, includes platform (1) and retaining part of moulding plastics, its characterized in that: an injection lower die (5) is arranged on the upper surface of the injection table (1), and an injection upper die (6) is arranged above the injection lower die (5);
the upper surface of the injection upper die (6) is fixedly communicated with an injection pipe (4), the upper surface of the injection table (1) is provided with a water tank (12), and the surface of the water tank (12) is provided with a condenser (11);
a cooling part for cooling the fluorescent lamp cap after injection molding is finished is arranged in the injection molding lower die (5)
The water storage component is arranged on the injection molding table (1) and is matched with the cooling component, water storage is carried out when the injection molding upper die (6) descends to carry out injection molding operation, and after injection molding is finished, cooling water in the water storage component is enabled to be flushed into the cooling component along with the ascending of the injection molding upper die (6);
the cooling component comprises an inner cavity (25) formed in the injection lower die (5), a cooling pipe (26) is fixedly arranged in the inner cavity (25), one end of the cooling pipe (26) is fixedly communicated with a liquid inlet pipe (28), and the other end of the cooling pipe (26) is fixedly communicated with a liquid outlet pipe (34);
The cooling pipe (26) is spirally arranged in the injection lower die (5), and the diameter of one side of the cooling pipe (26) close to the liquid inlet pipe (28) is larger than the diameter of one side of the cooling pipe close to the liquid outlet pipe (34);
the water storage component comprises a first water pump (14) arranged on the upper surface of the water tank (12), a first connecting pipe (14) is fixedly communicated with the water tank (12), a second connecting pipe (13) is fixedly communicated with the surface of the first water pump (14), a connecting cylinder (23) is fixedly arranged on the surface of the injection molding table (1), a supporting block (18) is fixedly connected with the upper surface of the connecting cylinder (23), a third connecting pipe (16) is fixedly arranged on the surface of the supporting block (18), and a water storage air bag (15) is fixedly communicated with the second connecting pipe (13) together;
The surface of the connecting cylinder (23) is fixedly communicated with a sleeve (22), the sleeve (22) is in sliding communication with the inner wall of the connecting tube III (16) together, a plurality of liquid outlets (33) are formed in the surfaces of the moving tube (20) and the sleeve (22), a moving plate (19) is fixedly connected to the outer surface of the moving tube (20), and a first spring (21) is arranged between the moving plate (19) and the connecting cylinder (23) together;
The lower surface of the connecting cylinder (23) is fixedly communicated with a connecting pipe IV (32), the end part of the connecting pipe IV (32) is fixedly communicated with a connecting piece (29), the connecting piece is in a convex shape, and the end part of the connecting piece (29) with smaller diameter is fixedly communicated with the liquid inlet pipe (28);
The lower surface of the injection molding table (1) is fixedly connected with two symmetrically arranged fixing plates (9), the injection molding table (1) is fixedly connected with a backflow box (10) through the two fixing plates (9), the end part of the liquid outlet pipe (34) is fixedly communicated with the backflow box (10), the upper surface of the backflow box (10) is provided with a water pump II (48), a connecting pipe V is fixedly communicated between the water pump II (48) and the backflow box (10), and a backflow pipe (47) is fixedly communicated between the backflow box (10) and the water tank (12);
The plastic injection molding machine is characterized in that a motor (38) is arranged on the reflux box (10), an output shaft of the motor (38) is fixedly connected with a rotating rod, a gear (31) is fixedly connected to the surface of the rotating rod, the end part of the liquid inlet pipe (28) away from the plastic injection lower die (5) is abutted to the gear (31), a rubber sealing plug is arranged at the end part of the liquid inlet pipe (28), a communicating pipe (49) is fixedly communicated with the upper surface of the reflux box (10), and a circular through hole (35) for the communicating pipe (49) to be communicated with the liquid inlet pipe (28) is formed in the surface of the gear (31);
a chute (39) is formed in the upper surface of the reflux box (10), a first moving rod (40) is connected to the inner wall of the chute (39) in a sliding manner, a rack row (42) meshed with the gear (31) is fixedly connected to the upper end of the first moving rod (40), a connecting plate (41) is fixedly connected to the surface of the rack row (42), and a hinged plate (43) is hinged to the upper surface of the connecting plate (41);
the surface of the injection lower die (5) is slidably connected with a second moving rod (45), the upper end of the second moving rod (45) is fixedly connected with a sealing disc (8), the lower end of the second moving rod (45) is fixedly connected with a hinge block (44), and the end part of the hinge plate (43) is hinged with the hinge block (44);
The upper surface of the injection molding table (1) is fixedly connected with a fixing seat (2), the surface of the fixing seat (2) is provided with a hydraulic assembly (3), the output end of the hydraulic assembly (3) is fixedly connected with the injection molding upper die (6), and the side surface of the injection molding upper die (6) is fixedly connected with an abutting block (17);
the lower surface of the injection lower die (5) is provided with a temperature sensor (27), and the upper surface of the injection table (1) is provided with a control table (7);
when the fluorescent lamp cap is used, the hydraulic assembly (3) is controlled to drive the injection upper die (6) to descend to the position above the injection lower die (5), injection molding materials are injected into the injection upper die (6) and the injection lower die (5) through the injection pipe (4), and the injection upper die (6) and the injection lower die (5) are matched for injection molding to complete the fluorescent lamp cap shell; when the injection molding operation is carried out, the first water pump (14) is started, cooling water treated by the condenser (11) in the water tank (12) is input into the third connecting pipe (16), the movable pipe (20) is staggered with the liquid outlet (33) on the surface of the sleeve (22) at the moment, cooling liquid input into the third connecting pipe (16) can be stored in the water storage air bag (15), after the injection molding of the fluorescent lamp cap shell is finished, the movable pipe (20) is aligned with the liquid outlet (33) on the surface of the sleeve (22) along with the upward movement and reset of the injection molding upper die (6), at the moment, the cooling liquid in the water storage air bag (15) can be sprayed into the connecting cylinder (23) through the plurality of liquid outlets (33) under the action of the inner pressure of the water storage air bag (15), and enters the cooling pipe (26) through the fourth connecting pipe (32) and the liquid inlet pipe (28) at a higher flow rate, and the cooling liquid flowing in the cooling pipe (26) can rapidly take away heat on the lower die (5) so as to cool the injection molding lower die (5) at the first time after the injection molding is finished;
After the temperature sensor (27) detects that the injection lower die (5) and the fluorescent lamp cap shell after the surface injection are cooled, a signal is transmitted to the control console (7), and then the motor (38) is started and drives the gear (31) to rotate for 90 degrees and then stops;
After the motor (38) is started, the circular through hole (35) is driven to be aligned with the liquid inlet pipe (28) and the communicating pipe (49) along with the rotation of the gear (31), and then the water pump II (48) is started, namely, the residual cooling liquid in the cooling pipe (26) and the used cooling liquid in the reflux tank (10) can be conveyed into the water tank (12) again through the reflux pipe (47) for secondary recycling;
Along with the rotation of the gear (31), the rack row (42) is driven to move, under the action of the hinge plate (43), the movement of the rack row (42) can enable the hinge block (44) to drive the moving rod II (45) to move upwards, and the upward movement of the moving rod II (45) can enable the sealing disc (8) at the end part of the moving rod II to extend out of the injection molding lower die (5), so that the cooled fluorescent lamp cap shell can be jacked up, and a worker can conveniently take out the cooled fluorescent lamp cap shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410432442.7A CN118254338B (en) | 2024-04-11 | 2024-04-11 | Combined production device for fluorescent lamp caps |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410432442.7A CN118254338B (en) | 2024-04-11 | 2024-04-11 | Combined production device for fluorescent lamp caps |
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| CN118254338A CN118254338A (en) | 2024-06-28 |
| CN118254338B true CN118254338B (en) | 2024-10-01 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120096884A (en) * | 2011-02-23 | 2012-08-31 | 유기철 | Temperature control system of multi channel mold for reduction cooling cycle time |
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| DE10325097A1 (en) * | 2003-06-03 | 2004-12-23 | Arvinmeritor Gmbh | foaming |
| DE102004006074A1 (en) * | 2004-02-07 | 2005-08-25 | Hennecke Gmbh | Process and device for the production of polyurethane molded parts |
| JP5138470B2 (en) * | 2008-06-06 | 2013-02-06 | アピックヤマダ株式会社 | Transfer molding apparatus and transfer molding method using the same |
| DE102012110307B4 (en) * | 2012-10-29 | 2020-01-23 | Kraussmaffei Technologies Gmbh | Process for the production of composite material components made of plastic by high-pressure resin transfer presses and associated high-pressure resin transfer press tool |
| CN113334716B (en) * | 2021-07-21 | 2023-04-18 | 湖北铭达塑胶制品有限公司 | Quick cooling device of plastic mould |
| CN115519706A (en) * | 2022-10-13 | 2022-12-27 | 唐山奇隆洁具有限公司 | Injection molding device is used in closestool production |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120096884A (en) * | 2011-02-23 | 2012-08-31 | 유기철 | Temperature control system of multi channel mold for reduction cooling cycle time |
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