CN113459412A - Integrated lipstick tube preparation mold and preparation process thereof - Google Patents
Integrated lipstick tube preparation mold and preparation process thereof Download PDFInfo
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- CN113459412A CN113459412A CN202110717293.5A CN202110717293A CN113459412A CN 113459412 A CN113459412 A CN 113459412A CN 202110717293 A CN202110717293 A CN 202110717293A CN 113459412 A CN113459412 A CN 113459412A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 238000001746 injection moulding Methods 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 13
- 238000012546 transfer Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 238000005496 tempering Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000000137 annealing Methods 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims 4
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 8
- 238000000465 moulding Methods 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 239000012778 molding material Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002277 temperature effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
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
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/24—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass dies
-
- 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
- B29C45/261—Moulds having tubular mould cavities
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
-
- 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
- B29C2045/2683—Plurality of independent mould cavities in a single mould
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C2045/645—Mould opening, closing or clamping devices using magnetic means
Abstract
The invention discloses an integrated lipstick tube preparation mold and a preparation process thereof, and the key points of the technical scheme are as follows: including the fixed die base of installing the stiff end in the injection molding machine and installing the movable die base of activity end in the injection molding machine, still include: the fixed die plate is arranged on one surface of the fixed die base, which is close to the movable die base, and a plurality of female die cavities for forming lipstick tubes are fixed in the fixed die plate; the movable die plate is arranged on one surface of the movable die holder, which is close to the fixed die holder, and a plurality of die core rods for being inserted into the cavity are fixed on the movable die plate; the demolding auxiliary structure is arranged on the movable template and used for assisting demolding of the lipstick tube molded outside the mold core rod; the locking structure is used for sealing when the movable template and the fixed template are matched; this integral type lipstick pipe preparation mould has demoulding structure simply, can realize the control by temperature change, does not need manual operation during the blanking, advantage that the automation level is high.
Description
Technical Field
The invention relates to the field of lipstick production, in particular to an integrated lipstick tube preparation mold and a preparation process thereof.
Background
At present, most lipstick tubes are made of plastic materials, the lipstick tubes are produced by an injection molding process, and the lipstick tubes produced by injection molding can be molded into integrated lipstick tubes.
The current chinese patent that bulletin number is CN209381313U, it discloses a conveniently take off lipstick injection mold of material, including the installation pipe, sliding connection has a connecting pipe in the installation pipe, installation pipe one end internally mounted has the silica gel mould, silica gel mould one end inlays to be established in the connecting pipe, be equipped with a connecting piece between connecting pipe and the installation pipe, a plurality of groups of air vents have been seted up on the connecting pipe is close to the one end outer wall of silica gel mould, the air vent sets up along connecting pipe outer wall circumference, through installing the silica gel mould in the one end of installation pipe, connecting pipe one end is passed through the connecting piece and is connected in the installation pipe, the silica gel mould inlays to establish the one end in the installation pipe and inlays to establish in the one end that the connecting pipe stretches into the installation pipe.
The lipstick injection mold which is convenient to take off materials still has some disadvantages, such as: demoulding structure is complicated, can't realize the control by temperature change, needs manual operation during the blanking, and the operation is inconvenient.
Disclosure of Invention
Aiming at the problems mentioned in the background art, the invention aims to provide an integrated lipstick tube preparation mold and a preparation process thereof so as to solve the problems mentioned in the background art.
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides an integral type lipstick pipe preparation mould, is including installing the fixed die base of stiff end in the injection molding machine and installing the movable mould base of expansion end in the injection molding machine, the fixed die base is being close to the one side of movable die base is fixed with a plurality of guide arm, movable die base internal fixation have a plurality of with the guide pin bushing that the guide arm mutually supported still includes:
the fixed die plate is arranged on one surface of the fixed die base, which is close to the movable die base, and a plurality of female die cavities for forming lipstick tubes are fixed in the fixed die plate;
the movable die plate is arranged on one surface of the movable die holder, which is close to the fixed die holder, and a plurality of die core rods for being inserted into the cavity are fixed on the movable die plate;
the demolding auxiliary structure is arranged on the movable template and used for assisting demolding of the lipstick tube molded outside the mold core rod;
the locking structure is used for sealing when the movable template and the fixed template are matched;
the injection water port structure is used for injecting from the fixed die seat into the cavity of the female die;
the material transfer structure is used for transferring the lipstick tube during die opening and discharging;
and the temperature control structure is arranged on the fixed die plate and is used for controlling the temperature in the cavity of the female die.
By adopting the technical scheme, the integrated lipstick tube preparation mold has the advantages of simple demolding structure, capability of realizing temperature control, no need of manual operation during blanking and high automation level; when the injection mold is used, the fixed mold base and the movable mold base can be respectively installed on the injection molding machine, mold closing is carried out under the action of the injection molding machine, the locking structure can be used for locking after the fixed mold plate and the movable mold plate are closed, injection molding can be carried out through the injection water gap structure, the demolding auxiliary structure can be used for fast demolding after the molding and mold opening are carried out, the material transfer structure is used for realizing the transfer of injection molding materials, and the temperature control structure can be used for controlling the injection molding temperature in the injection molding process.
Preferably, the demolding auxiliary structure comprises a stripper plate, a plurality of avoiding grooves, a protruding plate and a hydraulic cylinder, the stripper plate is connected to the movable template in a sliding mode, the avoiding grooves are formed in the stripper plate respectively for the mold core rods to penetrate through, the protruding plate is integrally formed on the stripper plate, the cylinder body of the hydraulic cylinder is fixed to the movable mold base, and the end portion of the piston rod of the hydraulic cylinder is fixed to the protruding plate.
Through adopting above-mentioned technical scheme, when starting the pneumatic cylinder on the movable mould seat, it can drive protrusion board and stripper action, owing to set up on the stripper and dodge the groove, so the stripper can be unloaded the outside fashioned lipstick pipe of mold core pole fast, and the structure is reliable, processing is convenient.
Preferably, the locking structure includes support column, a support section of thick bamboo, armature, electro-magnet and sealing washer, the support column is fixed the movable mould base is close to the one side of cover half seat, a support section of thick bamboo is fixed the cover half seat is close to the one side of movable mould base, the electro-magnet is installed in the support section of thick bamboo, armature is fixed support column tip be used for with the electro-magnet adsorbs fixedly, the sealing washer inlays to establish to be fixed on the rampart of cover half board.
Through adopting above-mentioned technical scheme, after the compound die, the support column can insert to a supporting cylinder in, utilizes the absorption of armature and electro-magnet can guarantee the leakproofness after the compound die, and the sealing washer can increase sealed effect.
Preferably, the injection water port structure includes an insert, a straight water port, a tapered water port, a main runner, a pressure-maintaining cavity and a plurality of branch runners, the insert is embedded and fixed in the fixed mold base, the straight water port is arranged in the fixed mold base, the tapered water port is arranged in the insert, the straight water port is communicated with the tapered water port, the main runner is arranged in the fixed mold base and the fixed mold plate, the pressure-maintaining cavity is arranged in the fixed mold plate, the main runner is communicated with the pressure-maintaining cavity, the plurality of branch runners are respectively arranged in the fixed mold plate, and the branch runners connect the pressure-maintaining cavity and the concave mold cavity together.
Through adopting above-mentioned technical scheme, can conveniently change through the form structure mouth of a river that adopts the mold insert, utilize straight mouth of a river and toper mouth of a river to guarantee that the melting charge can enter into to the sprue smoothly and with certain pressure, can enter into to the pressurize intracavity after the melting charge gets into the sprue, later flow to the die intracavity through the sprue and take shape, the mouth of a river is rational in infrastructure.
Preferably, the material transfer structure comprises a support plate, a side baffle, a scraper, an auxiliary plate, a servo motor and a screw, the support plate is fixed on the movable die holder, the side baffle is fixed on one side of the support plate, the scraper is connected to the support plate in a sliding manner, the auxiliary plate is connected and fixed with the scraper, the servo motor is fixed to the support plate, the screw is fixed to the end of a motor shaft of the servo motor in a key connection manner, and the screw drives the scraper to slide.
Through adopting above-mentioned technical scheme, can drop in the backup pad after unloading to the lipstick pipe of shaping, can drive the screw rod when servo motor starts and rotate, drive scraper blade and accessory plate and carry out the lipstick pipe, the setting of side shield can prevent that the lipstick pipe from breaking away from one side of backup pad.
Preferably, a guide groove is formed in the support plate, a guide block is fixed on the scraper, the guide block is connected in the guide groove in a sliding mode, the screw is in threaded connection with the guide block, and the end portion of the screw is rotatably connected in the support plate through a deep groove ball bearing.
Through adopting above-mentioned technical scheme, utilize the cooperation of guide block and guide way to lead for the slip of scraper blade, improve its stability.
Preferably, the temperature control structure includes water cavity, temperature sensor, PTC heater and PLC controller, the water cavity is seted up in the fixed die plate, temperature sensor with the PTC heater sets up respectively in the water cavity, temperature sensor with the control input electric connection of PLC controller, the PTC heater with the control output electric connection of PLC controller.
Through adopting above-mentioned technical scheme, can realize the heating effect through utilizing the PTC heater in the water cavity, utilize temperature sensor and PLC controller can realize the accuse temperature effect, can carry out the secondary adjustment to the temperature of moulding plastics.
The invention also provides a preparation process of the integrated lipstick tube preparation mold, which comprises the following steps:
s1, selecting T12 steel warp to cut and polish to manufacture a fixed die base and a movable die base, and selecting Cr12MoV steel warp to cut and polish to manufacture a fixed die plate and a movable die plate;
s2, carrying out isothermal spheroidizing annealing, quenching and tempering heat treatment on the fixed template and the movable template, and then carrying out secondary grinding, wherein the isothermal spheroidizing annealing process comprises the following steps: heating and preserving heat for 2h at 860-890 ℃, cooling to 740-760 ℃, keeping the temperature for 4h, cooling to about 500 ℃ in a furnace, and discharging; the quenching and tempering process comprises the following steps: heating at 1020-1050 deg.C, oil cooling or air cooling, controlling hardness at 54-58HRC, and tempering at 530-560 deg.C.
S3, assembling the insert on the fixed die seat;
and S4, assembling the fixed die plate on the fixed die holder, assembling the movable die plate on the movable die holder, and performing die assembly and die testing.
In summary, the invention mainly has the following beneficial effects:
the integrated lipstick tube preparation mold has the advantages of simple demolding structure, capability of realizing temperature control, no need of manual operation during blanking and high automation level; when the injection mold is used, the fixed mold base and the movable mold base can be respectively installed on the injection molding machine, mold closing is carried out under the action of the injection molding machine, the locking structure can be used for locking after the fixed mold plate and the movable mold plate are closed, injection molding can be carried out through the injection water gap structure, the demolding auxiliary structure can be used for fast demolding after the molding and mold opening are carried out, the material transfer structure is used for realizing the transfer of injection molding materials, and the temperature control structure can be used for controlling the injection molding temperature in the injection molding process.
Drawings
FIG. 1 is one of the schematic structural views of an integrated lipstick tube making mold;
FIG. 2 is a second schematic structural view of an integrated lipstick tube making mold;
FIG. 3 is one of structural sectional views of an integrated lipstick tube making mold;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is a second sectional view of the structure of the integrated lipstick tube making mold;
FIG. 6 is an enlarged view at B in FIG. 5;
FIG. 7 is an enlarged view at C in FIG. 5;
reference numerals: 1. fixing a die holder; 10. a movable die holder; 11. a guide bar; 12. a guide sleeve; 13. fixing a template; 131. a cavity; 14. moving the template; 141. a mandrel bar; 2. a demolding auxiliary structure; 3. a locking structure; 4. an injection water port structure; 5. a material transfer structure; 6. a temperature control structure; 21. a stripper plate; 22. an avoidance groove; 23. a protruding plate; 24. a hydraulic cylinder; 31. a support pillar; 32. a support cylinder; 33. an armature; 34. an electromagnet; 35. a seal ring; 41. an insert; 42. a straight water port; 43. a tapered nozzle; 44. a main flow channel; 45. a pressure maintaining cavity; 46. branch flow channels; 51. a support plate; 52. a side dam; 53. a squeegee; 54. an auxiliary plate; 55. a servo motor; 56. a screw; 511. a guide groove; 512. a guide block; 61. a water chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, 2 and 3, an integrated die for preparing a lipstick tube comprises a fixed die holder 1 installed at a fixed end of an injection molding machine and a movable die holder 10 installed at a movable end of the injection molding machine, wherein a plurality of guide rods 11 are fixed on one surface of the fixed die holder 1 close to the movable die holder 10, a plurality of guide sleeves 12 matched with the guide rods 11 are fixed in the movable die holder 10, and the guide rods 11 and the guide sleeves 12 can provide guidance for die assembly; wherein this mould still includes following part: the fixed die plate 13 is arranged on one surface of the fixed die holder 1 close to the movable die holder 10, and a plurality of female die cavities 131 for forming lipstick tubes are fixed in the fixed die plate 13; the movable die plate 14 is arranged on one surface of the movable die holder 10 close to the fixed die holder 1, and a plurality of die core rods 141 for being inserted into the female die cavity 131 are fixed on the movable die plate 14; a demolding auxiliary structure 2 which is arranged on the movable mold plate 14 and is used for assisting the demolding of the lipstick tube molded outside the mold core rod 141; a locking structure 3 for sealing when the movable mold plate 14 and the fixed mold plate 13 are closed; an injection water port structure 4 for injecting from the fixed die holder 1 into the cavity 131; a material transfer structure 5 for transferring the lipstick tube when opening the die for unloading; and a temperature control structure 6 arranged on the fixed die plate 13 and used for controlling the temperature in the concave die cavity 131.
Referring to fig. 1, 2 and 3, the integrated lipstick tube making mold has the advantages of simple demolding structure, temperature control, no need of manual operation during blanking and high automation level; when the mold is used, the fixed mold base 1 and the movable mold base 10 can be respectively installed on an injection molding machine, mold closing is carried out under the action of the injection molding machine, the locking structure 3 can be used for locking after the fixed mold plate 13 and the movable mold plate 14 are closed, injection molding can be carried out through the injection water gap structure 4, the demolding auxiliary structure 2 can be used for fast demolding after molding and mold opening, the material transfer structure 5 is used for realizing the transfer of injection molding materials, and the injection molding temperature can be controlled by the temperature control structure 6 in the injection molding process.
Referring to fig. 2, fig. 5 and fig. 6, wherein the demolding auxiliary structure 2 includes a stripper 21, a plurality of avoidance slots 22, a protruding plate 23 and a hydraulic cylinder 24, the stripper 21 is connected to the movable die plate 14 in a sliding manner, the avoidance slots 22 are respectively formed on the stripper 21 for the mold core rod 141 to pass through, the protruding plate 23 is integrally formed on the stripper 21, the cylinder body of the hydraulic cylinder 24 is fixed on the movable die holder 10, the end of the piston rod of the hydraulic cylinder 24 is fixed on the protruding plate 23, when the hydraulic cylinder 24 on the movable die holder 10 is started, the protruding plate 23 and the stripper 21 can be driven to move, because the avoidance slots 22 are formed on the stripper 21, the stripper 21 can rapidly unload the lipstick tube formed outside the mold core rod 141, the structure is reliable, and the processing is convenient.
Referring to fig. 3 and 4, the locking structure 3 includes a supporting column 31, a supporting cylinder 32, an armature 33, an electromagnet 34, and a sealing ring 35, the supporting column 31 is fixed on one surface of the movable die holder 10 close to the fixed die holder 1, the supporting cylinder 32 is fixed on one surface of the fixed die holder 1 close to the movable die holder 10, the electromagnet 34 is installed in the supporting cylinder 32, the armature 33 is fixed at an end of the supporting column 31 for being adsorbed and fixed with the electromagnet 34, and the sealing ring 35 is embedded and fixed on a ring wall of the fixed die plate 13, after die assembly, the supporting column 31 can be inserted into the supporting cylinder 32, and by utilizing adsorption of the armature 33 and the electromagnet 34, sealing performance after die assembly can be ensured, and the sealing ring 35 can increase sealing effect.
Referring to fig. 3, 4 and 5, the injection nozzle structure 4 includes an insert 41, a straight nozzle 42, a tapered nozzle 43, a main runner 44, a pressure-maintaining cavity 45 and a plurality of branch runners 46, the insert 41 is embedded and fixed in the fixed die holder 1, the straight nozzle 42 is disposed in the fixed die holder 1, the tapered nozzle 43 is disposed in the insert 41, the straight nozzle 42 is communicated with the tapered nozzle 43, the main runner 44 is disposed in the fixed die holder 1 and the fixed die plate 13, the pressure-maintaining cavity 45 is disposed in the fixed die plate 13, the main runner 44 is communicated with the pressure-maintaining cavity 45, the plurality of branch runners 46 are disposed in the fixed die plate 13, the branch runners 46 connect the pressure-maintaining cavity 45 with the cavity 131, the nozzle can be conveniently replaced by constructing the form of the insert 41, the straight nozzle 42 and the tapered nozzle 43 can ensure that a molten material can smoothly enter the main runner 44 with a certain pressure, the molten material can enter the pressure-maintaining cavity 45 after entering the main runner 44, then flows out of the branch runner 46 into the female die cavity 131 for molding, and the water gap has a reasonable structure.
Referring to fig. 2, 5 and 7, the material transfer structure 5 includes a support plate 51, a side baffle 52, a scraper 53, an auxiliary plate 54, a servo motor 55 and a screw 56, the support plate 51 is fixed on the movable die holder 10, the side baffle 52 is fixed on one side of the support plate 51, the scraper 53 is slidably connected to the support plate 51, the auxiliary plate 54 is fixedly connected to the scraper 53, the servo motor 55 is fixed to the support plate 51, the screw 56 is fixedly connected to a motor shaft end of the servo motor 55, the screw 56 drives the scraper 53 to slide, and the formed lipstick tube falls on the support plate 51 after being discharged, and when the servo motor 55 is started, the screw 56 can be driven to rotate to drive the scraper 53 and the auxiliary plate 54 to convey the lipstick tube out, and the side baffle 52 is arranged to prevent the lipstick tube from being separated from one side of the support plate 51.
Referring to fig. 2, 5 and 7, a guide groove 511 is formed in the support plate 51, a guide block 512 is fixed on the scraper 53, the guide block 512 is slidably connected in the guide groove 511, the screw 56 is in threaded connection with the guide block 512, the end of the screw 56 is rotatably connected in the support plate 51 through a deep groove ball bearing, and the sliding of the scraper 53 can be guided by the matching of the guide block 512 and the guide groove 511, so that the stability of the scraper is improved.
Referring to fig. 3, wherein temperature control structure 6 includes water cavity 61, a weighing sensor, a temperature sensor, a PTC heater and a PLC controller, water cavity 61 is seted up in fixed die plate 13, temperature sensor and PTC heater set up respectively in water cavity 61, the control input electric connection of temperature sensor and PLC controller, the control output electric connection of PTC heater and PLC controller, can realize the heating effect through utilizing the PTC heater in water cavity 61, utilize temperature sensor and PLC controller can realize the accuse temperature effect, can carry out the readjustment to the temperature of moulding plastics.
Example 2
The difference from embodiment 1 is that this embodiment further provides a preparation process of the integrated lipstick tube preparation mold, which includes the following steps:
s1, selecting T12 steel warp to cut and polish to manufacture a fixed die base 1 and a movable die base 10, and selecting Cr12MoV steel warp to cut and polish to manufacture a fixed die plate 13 and a movable die plate 14;
s2, carrying out isothermal spheroidizing annealing, quenching and tempering heat treatment on the fixed template 13 and the movable template 14, and then carrying out secondary grinding, wherein the isothermal spheroidizing annealing process comprises the following steps: heating and preserving heat for 2h at 860-890 ℃, cooling to 740-760 ℃, keeping the temperature for 4h, cooling to about 500 ℃ in a furnace, and discharging; the quenching and tempering process comprises the following steps: heating at 1020-1050 deg.C, oil cooling or air cooling, controlling hardness at 54-58HRC, and tempering at 530-560 deg.C.
S3, assembling the insert 41 on the fixed die holder 1;
and S4, assembling the fixed die plate 13 on the fixed die base 1, assembling the movable die plate 14 on the movable die base 10, and performing die assembly and die test.
The process is simple to operate, and the fixed die base 1, the movable die base 10, the fixed die plate 13 and the movable die plate 14 after the heat treatment process have good strength, wear resistance and fatigue resistance.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an integral type lipstick pipe preparation mould, is including installing fixed die holder (1) of stiff end in the injection molding machine and installing movable die holder (10) of expansion end in the injection molding machine, fixed die holder (1) is being close to the one side of moving die holder (10) is fixed with a plurality of guide arm (11), move die holder (10) internal fixation have a plurality of with guide pin bushing (12) that guide arm (11) mutually supported, its characterized in that: further comprising:
a fixed die plate (13) arranged on one surface of the fixed die holder (1) close to the movable die holder (10), wherein a plurality of concave die cavities (131) for forming lipstick tubes are fixed in the fixed die plate (13);
the movable die plate (14) is arranged on one surface, close to the fixed die holder (1), of the movable die holder (10), and a plurality of die core rods (141) used for being inserted into the concave die cavities (131) are fixed on the movable die plate (14);
the demolding auxiliary structure (2) is arranged on the movable mold plate (14) and is used for assisting demolding of the lipstick tube molded outside the mold core rod (141);
the locking structure (3) is used for sealing when the movable template (14) and the fixed template (13) are matched;
an injection water port structure (4) used for injecting from the fixed die holder (1) to the concave die cavity (131);
a material transfer structure (5) for transferring the lipstick tube when opening the die for unloading;
and the temperature control structure (6) is arranged on the fixed die plate (13) and is used for controlling the temperature in the concave die cavity (131).
2. The integrated lipstick tube making mold as claimed in claim 1, wherein: demoulding auxiliary structure (2) keep away groove (22), protrusion board (23) and pneumatic cylinder (24) including stripper (21), a plurality of, stripper (21) slide and connect on movable mould board (14), a plurality of keep away groove (22) and set up respectively supply on stripper (21) mould core pole (141) pass, protrusion board (23) integrated into one piece is in on stripper (21), the cylinder body of pneumatic cylinder (24) is fixed on movable die base (10), the piston rod end portion of pneumatic cylinder (24) is fixed on protrusion board (23).
3. The integrated lipstick tube making mold as claimed in claim 1, wherein: locking structure (3) are including support column (31), a support section of thick bamboo (32), armature (33), electro-magnet (34) and sealing washer (35), support column (31) are fixed it is close to move die holder (10) the one side of deciding die holder (1), it fixes to support a section of thick bamboo (32) it is close to decide die holder (1) the one side of moving die holder (10), install electro-magnet (34) support in a section of thick bamboo (32), armature (33) are fixed support column (31) tip be used for with electro-magnet (34) adsorb fixedly, sealing washer (35) are inlayed and are established and are fixed on the rampart of deciding template (13).
4. The integrated lipstick tube making mold as claimed in claim 1, wherein: the injection water gap structure (4) comprises an insert (41), a straight water gap (42), a conical water gap (43), a main runner (44), a pressure maintaining cavity (45) and a plurality of branch runners (46), the insert (41) is embedded and fixed in the fixed die holder (1), the straight water port (42) is arranged in the fixed die holder (1), the tapered water gap (43) is arranged in the insert (41), the straight water gap (42) is communicated with the tapered water gap (43), the main runner (44) is arranged in the fixed die holder (1) and the fixed die plate (13), the pressure maintaining cavity (45) is arranged in the fixed template (13), the main runner (44) is communicated with the pressure maintaining cavity (45), a plurality of branch runners (46) are respectively arranged in the fixed template (13), the branch flow passage (46) connects the pressure maintaining cavity (45) and the concave cavity (131) together.
5. The integrated lipstick tube making mold as claimed in claim 1, wherein: the material transfer structure (5) comprises a supporting plate (51), a side baffle (52), a scraping plate (53), an auxiliary plate (54), a servo motor (55) and a screw (56), wherein the supporting plate (51) is fixed on the movable die holder (10), the side baffle (52) is fixed on one side of the supporting plate (51), the scraping plate (53) is connected to the supporting plate (51) in a sliding mode, the auxiliary plate (54) is fixedly connected with the scraping plate (53), the servo motor (55) is fixed on the supporting plate (51), the screw (56) is fixedly connected to the end portion of a motor shaft of the servo motor (55) in a key mode, and the screw (56) drives the scraping plate (53) to slide.
6. The integrated lipstick tube making mold as claimed in claim 5, wherein: guide way (511) have been seted up in backup pad (51), be fixed with guide block (512) on scraper blade (53), guide block (512) slide to be connected in guide way (511), screw rod (56) with guide block (512) threaded connection, the tip of screw rod (56) passes through deep groove ball bearing and rotates to be connected in backup pad (51).
7. The integrated lipstick tube making mold as claimed in claim 1, wherein: temperature control structure (6) include water cavity (61), temperature sensor, PTC heater and PLC controller, water cavity (61) are seted up in fixed die plate (13), temperature sensor with the PTC heater sets up respectively in water cavity (61), temperature sensor with the control input electric connection of PLC controller, the PTC heater with the control output electric connection of PLC controller.
8. The preparation process of the integrated lipstick tube preparation mold is characterized by comprising the following steps of: the method comprises the following steps:
s1, selecting T12 steel warp to cut and polish to manufacture a fixed die base (1) and a movable die base (10), and selecting Cr12MoV steel warp to cut and polish to manufacture a fixed die plate (13) and a movable die plate (14);
s2, carrying out isothermal spheroidizing annealing, quenching and tempering heat treatment on the fixed template (13) and the movable template (14), and then grinding for the second time, wherein the isothermal spheroidizing annealing process comprises the following steps: heating and preserving heat for 2h at 860-890 ℃, cooling to 740-760 ℃, keeping the temperature for 4h, cooling to about 500 ℃ in a furnace, and discharging; the quenching and tempering process comprises the following steps: heating at 1020-1050 deg.C, oil cooling or air cooling, controlling hardness at 54-58HRC, and tempering at 530-560 deg.C.
S3, assembling the insert (41) on the fixed die holder (1);
and S4, assembling the fixed die plate (13) on the fixed die holder (1), assembling the movable die plate (14) on the movable die holder (10), and performing die assembly and test.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110717293.5A CN113459412A (en) | 2021-06-28 | 2021-06-28 | Integrated lipstick tube preparation mold and preparation process thereof |
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| CN202110717293.5A CN113459412A (en) | 2021-06-28 | 2021-06-28 | Integrated lipstick tube preparation mold and preparation process thereof |
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