CN115214079A - Transfer mold structure with function of accurately positioning decorative film - Google Patents

Transfer mold structure with function of accurately positioning decorative film Download PDF

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Publication number
CN115214079A
CN115214079A CN202210831104.1A CN202210831104A CN115214079A CN 115214079 A CN115214079 A CN 115214079A CN 202210831104 A CN202210831104 A CN 202210831104A CN 115214079 A CN115214079 A CN 115214079A
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CN
China
Prior art keywords
limiting
frame
groove
plate
clamping
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Granted
Application number
CN202210831104.1A
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Chinese (zh)
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CN115214079B (en
Inventor
罗金城
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Alma Technology Co ltd
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Alma Technology Co ltd
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Priority to CN202210831104.1A priority Critical patent/CN115214079B/en
Publication of CN115214079A publication Critical patent/CN115214079A/en
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Publication of CN115214079B publication Critical patent/CN115214079B/en
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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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14688—Coating articles provided with a decoration
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0025—Applying surface layers, e.g. coatings, decorative layers, printed layers, to articles during shaping, e.g. in-mould printing
    • B29C37/0028—In-mould coating, e.g. by introducing the coating material into the mould after forming the article
    • B29C37/0032—In-mould coating, e.g. by introducing the coating material into the mould after forming the article the coating being applied upon the mould surface before introducing the moulding compound, e.g. applying a gelcoat
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14065—Positioning or centering articles in the 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14754—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles being in movable or releasable engagement with the coating, e.g. bearing assemblies
    • 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
    • B29C45/2673—Moulds with exchangeable mould parts, e.g. cassette moulds
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0025—Applying surface layers, e.g. coatings, decorative layers, printed layers, to articles during shaping, e.g. in-mould printing
    • B29C37/0028—In-mould coating, e.g. by introducing the coating material into the mould after forming the article
    • B29C2037/0046—In-mould printing, in-mould transfer printing
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14688—Coating articles provided with a decoration
    • B29C2045/14704—Coating articles provided with a decoration ink decorations
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14754—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles being in movable or releasable engagement with the coating, e.g. bearing assemblies
    • B29C2045/1477—Removable inserts, e.g. the insert being peeled off after moulding

Abstract

The invention discloses a transfer printing mold structure with a function of accurately positioning a decorative film, which comprises an upper mold frame and a lower mold frame, wherein openings of the upper mold frame and the lower mold frame are oppositely arranged, a pressing plate is arranged at the opening at the bottom of the upper mold frame, and four pressing plates are fixedly connected with screws. According to the invention, the decorative film is attached to the top surface of the placing plate, the forming groove in the bottom surface of the pressing plate is gradually close to the top surface of the placing plate, when the placing plate completely enters the forming groove, the forming groove can limit the top of the placing plate, the decorative film on the top of the placing plate is prevented from being separated from the placing plate, the pressing mold frame is continuously pressed downwards, the pressing plate is moved upwards by the reaction force of the placing plate on the forming groove, when the rotating sleeve rolls from the top to the bottom of the inclined plane of the triangular block, the rotating sleeve drives the movable rods to move by using the L-shaped plate, the two movable rods are far away from each other at the moment, the movable rods further improve the buckling effect of the clamping frame and the clamping groove by using the rotating frame, and the stability of connection between the pressing plate and the upper mold frame is ensured.

Description

Transfer mold structure with function of accurately positioning decorative film
Technical Field
The invention relates to the technical field of printing, in particular to a transfer printing mold structure with a function of accurately positioning a decorative film.
Background
In-Mold decoration (IMD) process includes In-Mold transfer (IMR), in-Mold labeling (IML), and In-Mold Forming (IMF). Wherein, the in-mold transfer printing (IMR) is to print the ink on the plastic bearing film with the parting capability to form the decorative film.
When the decoration film is used for in-mold transfer printing, because the decoration film is different in size, injection molds with different specifications need to be selected for in-mold decoration printing. The existing common injection mold comprises a front mold and a rear mold, wherein the front mold and the rear mold form a mold cavity, and a parting surface of the front mold and the rear mold extends outwards along the maximum outer surface of a product and is a plane which is parallel to the maximum outer surface of the product. By adopting the structure, when the decorative film is placed in the mold cavity, particularly for products with shallow depth, the decorative film is easy to fall out of the mold cavity before mold closing, and the decorative film is difficult to accurately position. This not only influences production easily, and causes the decorative film to press on the die joint easily, and the damage mould and the product of production are bad.
Therefore, the transfer printing mold structure with the function of accurately positioning the decorative film can effectively solve the problem that the decorative film is easy to fall out of the mold cavity.
Disclosure of Invention
The invention aims to provide a transfer printing mold structure with a function of accurately positioning a decorative film, which can effectively solve the problem that the decorative film is easy to fall out of a mold cavity.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a rendition mould structure with accurate positioning decorates membrane function, includes framed and lower framed, just go up framed with the opening of framed sets up its characterized in that relatively down: a pressing plate is arranged at an opening at the bottom of the upper die frame, four screws are fixedly connected to four of the pressing plate, the four screws respectively penetrate through four corners of the upper die frame, nuts are spirally sleeved at the ends of the screws, a bottom plate is covered at an opening at the top of the lower die frame, a placing device is arranged at the center of the top surface of the bottom plate, a forming groove is formed at the center of the bottom surface of the pressing plate, the placing plate of the placing device is matched with the forming groove, a glue injection pipe penetrates through the center of the top surface of the upper die frame, the bottom end of the glue injection pipe penetrates through the pressing plate, and the bottom end of the glue injection pipe is parallel to the top surface of the inner side of the forming groove;
the placing plate can enter the forming groove to form a cavity, and the glue injection pipe is communicated with the cavity.
Optionally, the placer includes a plurality of branches that circumference equidistance set up, be provided with the recess on the bottom plate, branch is located in the recess and with bottom plate fixed connection, branch top joint is inside the spout of holder, the inside elasticity strip that is provided with of spout, the one end of elasticity strip with branch top circumference side fixed connection, the other end and the spout outside end fixed connection of elasticity strip, just the holder utilizes the spout with branch sliding fit.
Optionally, holder medial surface center department is provided with horizontal form strip groove, and a plurality of holders all utilize strip groove joint in the four sides of cardboard, the cardboard top surface utilizes a plurality of montant fixed connection to place the board bottom surface, and places the board bottom surface and do not flush with the holder top surface, and the laminating of holder bottom surface and bottom plate top surface.
Optionally, go up the inside bilateral symmetry of framed, be provided with two limiting blocks, and the interval is provided with three hornblocks on the clamp plate, the movable rod install with running through on the limiting block, the equal fixedly connected with L template in movable rod both ends, be provided with on the clamp plate with three hornblock one-to-one's threaded rod, and two threaded rod surface screw thread cup joints change the cover, the thread groove opposite direction on two threaded rod surfaces, the circumference lateral surface of changeing the cover sets up to the frosting, and changes the circumference lateral surface of cover and the inclined plane laminating of three hornblocks.
Optionally, a plurality of lugs are fixed on the circumferential side surface of the movable rod in parallel at equal intervals, a plurality of movable grooves corresponding to the lugs one to one are arranged on the inner side of the limiting block, the length of each movable groove is smaller than that of the limiting block, the lugs are in sliding fit with the movable grooves, a spring is arranged between the inner side ends of the two movable rods, and the spring is located inside the limiting block.
Optionally, the limiting block is of a concave structure, a limiting groove is formed in the center of the outer side face of the limiting block, a clamping frame is arranged inside the limiting groove, an inclined edge is arranged on one side of the top face of the clamping frame, clamping grooves matched with the clamping frame are formed in the left side wall and the right side wall of the upper mold frame, and inclined grooves matched with the inclined edge of the clamping frame are formed in the two side edges of the bottom face of the upper mold frame.
Optionally, the front and rear ends of the clamping frame are fixedly connected with fixing strips, the fixing strips correspond to the bumps, a rotating frame is arranged between the fixing strips and the bumps, one end of the rotating frame is rotatably connected with the fixing strips, the other end of the rotating frame is rotatably connected with the clamping rod, and the inner side end of the clamping rod penetrates through the bumps.
Optionally, both sides all are provided with the spacing groove around the limiting block, limiting groove inside is provided with the limiting sleeve, limiting sleeve bottom stretches out the bottom in spacing groove, limiting sleeve inside is provided with the limiting rod, limiting rod top runs through the limiting sleeve, limiting rod top sets up to the screw thread region, just limiting rod bottom sets up to the no screw thread region, limiting rod bottom and clamp plate top surface fixed connection.
Optionally, the horizontal plane of the outer side of the triangular block is lower than the horizontal plane of the inner side of the triangular block, and the outer side and the inner side of the triangular block are arranged in parallel.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the decorative film is pasted on the top surface of the placing plate, the forming groove in the bottom surface of the pressing plate is gradually close to the top surface of the placing plate, when the placing plate completely enters the forming groove, the forming groove can limit the top of the placing plate, the decorative film on the top of the placing plate is prevented from being separated from the placing plate, the pressing plate is continuously pressed down to press the mold frame, the reaction force of the placing plate on the forming groove enables the pressing plate to move upwards, the rotating sleeve rolls from the top to the bottom of the triangular block inclined plane, the L-shaped plate is used for driving the movable rods to move, at the moment, the two movable rods are far away from each other, the movable rods are used for further improving the buckling effect of the clamping frame and the clamping groove by using the rotating frame, the connection stability of the pressing plate and the upper mold frame is ensured, the decorative film is pressed into the forming groove by the placing plate, and the decorative film can be effectively prevented from falling out of the forming groove.
2. According to the invention, the placing plate with a proper size is selected according to the size of the decorative film, the decorative film is attached to the top surface of the placing plate, the clamping frames are pulled, the clamping frames slide on the top surface of the bottom plate, the top ends of the support rods slide in the sliding grooves, the support rods can pull the elastic strips, the clamping frames are gradually far away from each other in the pulling process, after the clamping plates at the bottom of the placing plate correspond to the strip grooves of the clamping frames, the clamping frames are loosened, the elastic force of the elastic strips rebounds, the clamping frames are further pulled to gradually approach the clamping plates until the strip grooves corresponding to the clamping frames are completely clamped with the side edges of the clamping plates, and the connection stability of the placing plate and the top of the bottom plate is improved by utilizing the matching of the elastic force of the elastic strips and the clamping frames.
3. According to the invention, when the pressing plate is arranged at the bottom of the upper die frame, the actual position of the limiting sleeve on the inner side of the limiting groove is adjusted according to the limiting rod on the top surface of the pressing plate, the limiting sleeve is rotated after the top end of the limiting rod corresponds to the bottom end of the limiting sleeve, the limiting sleeve is in spiral fit with the spiral area at the top end of the limiting rod, so that the limiting rod enters the limiting groove until the limiting sleeve rotates to the unthreaded area of the limiting rod, after the limiting block is correspondingly arranged with the limiting rod, the rotating sleeves on the front side and the rear side correspond to the triangular blocks, the outer circumferential side surfaces of the rotating sleeves are attached to the inclined surfaces of the triangular blocks, a proper pressing plate can be selected according to the size of the placing plate, and the whole printing machine is ensured that the placing plate corresponds to the forming groove; according to the actual size selection of placing the board, the clamp plate of installation adaptation in last framed bottom can improve the suitability of whole printing machine to not equidimension decorative film, makes things convenient for whole printing machine to utilize not equidimension decorative film to carry out the interior decoration printing of mould.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the invention, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the range covered by the technical content disclosed by the invention without affecting the effect and the achievable purpose of the invention.
FIG. 1 is a schematic perspective view showing an overall structure of a transfer mold structure having a function of precisely positioning a decorative film according to an embodiment of the present invention;
FIG. 2 is a schematic diagram showing the corresponding structure of the upper mold frame and the pressing plate according to the embodiment of the invention;
FIG. 3 is a schematic cross-sectional view of an internal defining block of an upper mold frame according to an embodiment of the present invention;
fig. 4 is a diagram showing an internal structure of the upper mold frame according to the embodiment of the present invention.
Illustration of the drawings: 1. mounting a mold frame; 2. a lower mold frame; 3. pressing a plate; 4. a screw; 5. a nut; 6. a base plate; 7. forming a groove; 8. placing the plate; 9. injecting a rubber tube; 10. a strut; 11. a clamping frame; 12. a chute; 13. An elastic strip; 14. a strip groove; 15. clamping a plate; 16. a limiting block; 17. a triangular block; 18. a movable rod; 19. An L-shaped plate; 20. rotating the sleeve; 21. a bump; 22. a movable groove; 23. a spring; 24. defining a slot; 25. a clamping frame; 26. a card slot; 27. a chute; 28. a fixing strip; 29. rotating the frame; 30. a clamping rod; 31. a limiting groove; 32. a limiting sleeve; 33. a rod is defined.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below 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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The invention provides a transfer printing die structure with a function of accurately positioning a decorative film, which comprises an upper die frame 1 and a lower die frame 2, wherein openings of the upper die frame 1 and the lower die frame 2 are oppositely arranged, a pressing plate 3 is arranged at an opening at the bottom of the upper die frame 1, four screws 4 are fixedly connected to four of the pressing plate 3, the four screws 4 respectively penetrate through four corners of the upper die frame 1, nuts 5 are spirally sleeved at the ends of the screws 4, a bottom plate 6 is covered at an opening at the top of the lower die frame 2, a placing device is arranged at the center of the top surface of the bottom plate 6, a forming groove 7 is arranged at the center of the bottom surface of the pressing plate 3, the placing device is matched with the forming groove 7 through a placing plate 8, a glue injection pipe 9 penetrates through the center of the top surface of the upper die frame 1, the bottom end of the glue injection pipe 9 penetrates through the pressing plate 3, and the bottom end of the glue injection pipe 9 is parallel to the top surface at the inner side of the forming groove 7. When carrying out the interior decoration printing of mould, make the clamp plate 3 of 1 bottom of last mould frame be close to the bottom plate 6 at 2 tops of lower mould frame gradually, the shaping groove 7 of 3 bottom surfaces of clamp plate is close to gradually and places 8 top surfaces of board, get into the inside back of shaping groove 7 completely when placing board 8, it utilizes shaping groove 7 to support clamp plate 3 to place board 8 this moment, utilize injection pipe 9 to 7 inside injection high temperature plastic raw materials of shaping groove, it is inside to be full of the whole shaping groove 7 of placing 8 tops of board until the plastic raw materials, utilize and place board 8 and shaping groove 7 to the extrusion effect of plastic raw materials, conveniently transcribe the pattern on decorative film surface to the surface of plastic component, accomplish the process of interior decoration printing of mould.
In fig. 1, the placer includes a plurality of branches 10 that circumference equidistance set up, 6 top surfaces of bottom plate center department are provided with the recess, and 10 bottoms of branch and recess top surface fixed connection, 10 top joints of branch are inside 12 of the spout of holder 11, 12 inside elastic strip 13 that are provided with of spout, 13 one end of elastic strip and 10 top circumference sides fixed connection of branch, the elastic strip 13 other end and 12 outside ends fixed connection of spout, and holder 11 utilizes spout 12 and 10 tops sliding fit of branch. The central department of 11 medial surfaces of clamping frame is provided with horizontal form strip groove 14, and a plurality of clamping frames 11 all utilize the central department of the four sides of a strip groove 14 joint in cardboard 15, board 8 bottom surfaces are placed to 15 top surfaces of cardboard utilizing a plurality of montant fixed connection, and place 8 bottom surfaces of board and do not flush with 11 top surfaces of clamping frame, and 11 bottom surfaces of clamping frame and the laminating of 6 top surfaces of bottom plate. Select suitable size according to the size of decorating film and place board 8, paste decorating film and put in placing 8 top surfaces of board, pull double-layered frame 11, double-layered frame 11 slides at 6 top surfaces of bottom plate this moment, 10 tops of branch are at the inside slip of spout 12 this moment, branch 10 can be dragged elastic strip 13, each double-layered frame 11 is keeping away from each other gradually at the in-process of dragging, cardboard 15 that will place 8 bottoms of board corresponds the back with the strip groove 14 of each double-layered frame 11, loosen double-layered frame 11, elastic strip 13's elasticity resilience this moment, and then pulling double-layered frame 11 is close to cardboard 15 gradually, until the strip groove 14 that a plurality of double-layered frames 11 correspond and the complete joint of a plurality of sides of cardboard 15, utilize elastic strip 13's elasticity and double-layered frame 11 cooperation, and then improve the stability of placing board 8 and bottom plate 6 top.
In fig. 3 and 4, go up the inside bilateral symmetry of framed 1 and be provided with two limiting blocks 16, and 3 top surfaces of clamp plate all fixed three hornblocks 17 that are provided with in the side around, limiting block 16 all runs through and is provided with the movable rod 18 in the side around, movable rod 18 outside end fixedly connected with L template 19, the equal fixedly connected with threaded rod in the side of two adjacent L templates 19 of clamp plate 3 top surfaces around, and two threaded rod surface screw threads have cup jointed change cover 20, and the thread groove opposite direction on two threaded rod surfaces, the circumference lateral surface of changeing cover 20 sets up to the dull polish form, and changes the circumference lateral surface of cover 20 and the inclined plane laminating of three hornblocks 17. The horizontal plane of the outer side of the triangular block 17 is lower than the horizontal plane of the inner side of the triangular block, and the outer side and the inner side of the triangular block 17 are arranged in parallel. Because the corresponding side surfaces of the two adjacent L-shaped plates 19 on the front side and the rear side are fixedly connected with the opposite directions of the thread grooves on the surface of the threaded rod, when the rotating sleeve 20 rotates on the surface of the threaded rod, the rotating sleeve 20 and the threaded rod have the spiral effect, and then the two adjacent L-shaped plates 19 on the front side and the rear side are close to or far away from each other. When the rotating sleeve 20 rolls from the bottom to the top of the inclined plane of the triangular block 17, the spiral effect of the rotating sleeve 20 and the threaded rod further utilizes the L-shaped plate 19 and the movable rod 18 to pull the two limiting blocks 16 to approach each other; the rotating sleeve 20 rolls from the top to the bottom of the inclined plane of the triangular block 17, the rotating sleeve 20 and the spiral effect of the threaded rod further utilize the L-shaped plate 19 and the movable rod 18 to push the two limiting blocks 16 to be away from each other, so that the outer side faces of the limiting blocks 16 are conveniently contacted with the inner side wall of the upper die frame 1, meanwhile, the movable rod 18 also utilizes the rotating frame 29 to drive the clamping frame 25 to move towards the inside of the clamping groove 26, and the clamping effect of the clamping frame 25 and the clamping groove 26 is further improved.
In fig. 3, a plurality of protrusions 21 are fixed on the circumferential side of the inner ends of the movable rods 18 in parallel at equal intervals, a plurality of movable grooves 22 matched with the plurality of protrusions 21 one by one are arranged on the inner side of the limiting block 16, the length of each movable groove 22 is smaller than that of the limiting block 16, the movable rods 18 are in sliding fit with the movable grooves 22 through the protrusions 21, a spring 23 is arranged between the inner ends of the two movable rods 18, and the spring 23 is located inside the limiting block 16. The bottom surface of the pressing plate 3 is pressed, at the moment, the two clamping frames 25 are pushed to move, the clamping frames 25 drive one end of the rotating frame 29 to rotate by using the fixing strip 28, the other end of the rotating frame 29 pushes the inner side ends of the movable rods 18 to move by using the clamping rods 30 and the convex blocks 21, the inner side ends of the two movable rods 18 are close to each other in the process of rotating and matching of the two rotating frames 29, the two movable rods 18 extrude the spring 23, and the convex blocks 21 also slide on the inner side of the movable grooves 22. Because the plurality of movable grooves 22 limit the convex blocks 21, the movable rod 18 can be prevented from rotating at the inner side of the limit block 16, the stability of the L-shaped plate 19 at the outer side end of the movable rod 18 is further improved, the L-shaped plate 19 is prevented from rotating at the inner side of the upper die frame 1, and the corresponding stable effect of the rotating sleeve 20 and the triangular block 17 is guaranteed by utilizing the relative stability of the L-shaped plate 19.
In fig. 2-4, the overall shape of the limiting block 16 is a concave structure, a limiting groove 24 is arranged at the center of the outer side surface of the limiting block 16, a clamping frame 25 is correspondingly arranged inside the limiting groove 24, an inclined edge is arranged on one side of the top surface of the clamping frame 25, clamping grooves 26 matched with the clamping frame 25 are arranged on the left side wall and the right side wall of the upper mold frame 1, inclined grooves 27 matched with the inclined edges of the clamping frame 25 are arranged on the two side edges of the bottom surface of the upper mold frame 1, and the horizontal plane of the outer side edges of the inclined grooves 27 is lower than the horizontal plane of the inner side edges of the inclined grooves 27. The equal fixedly connected with fixed strip 28 in both sides around the card frame 25, and fixed strip 28 corresponds the setting with the lug 21 of movable rod 18 medial extremity circumference side, be provided with revolving rack 29 between fixed strip 28 and the lug 21, revolving rack 29 one end rotates with fixed strip 28 to be connected, and the revolving rack 29 other end rotates with the kelly 30 to be connected, and the kelly 30 medial extremity runs through lug 21. Two L templates 19 are driven to be close to each other respectively by the mutual in-process that two movable rods 18 are close to each other, the movement of L templates 19 and then utilize the threaded rod to drive swivel sleeve 20 to move, because the outer side of the circumference of swivel sleeve 20 corresponds the laminating with three hornblocks 17 inclined planes, swivel sleeve 20 rotates on the inclined plane of three hornblocks 17 this moment, because the thread groove opposite direction of two threaded rods, in the process that swivel sleeve 20 rolls from three hornblocks 17 inclined planes bottom to top, the spiral effect of swivel sleeve 20 and threaded rod and then utilize L templates 19 and movable rods 18 to stimulate two limiting blocks 16 to be close to each other this moment, make things convenient for the hypotenuse of card frame 25 to slide in chute 27 inboard this moment, until the hypotenuse of card frame 25 corresponds with draw-in groove 26 after, loosen the thrust to card frame 25, the elasticity of spring 23 is rebounded this moment, and then the rotation of swivel frame 29 utilizes fixed strip 28 to promote card frame 25 to go into draw-in the draw-in groove 26 inboard, conveniently prescribe a limit to install in the bottom of upper die frame 1 with clamp plate 3. Meanwhile, a push rod can be inserted into a gap between the pressing plate 3 and the upper die frame 1, the push rod pushes the clamping frame 25 to be far away from the clamping groove 26, the pressing plate 3 is conveniently separated from the upper die frame 1, and the detachable effect between the pressing plate 3 and the upper die frame 1 is guaranteed.
In fig. 3 and 4, the front side and the rear side of the limiting block 16 are provided with limiting grooves 31, a limiting sleeve 32 is arranged in the limiting groove 31, the bottom end of the limiting sleeve 32 extends out of the bottom of the limiting groove 31, a limiting rod 33 is sleeved in the limiting sleeve 32, the top end of the limiting rod 33 penetrates through the limiting sleeve 32, the top of the limiting rod 33 is arranged to be a threaded area, the bottom of the limiting rod 33 is arranged to be a non-threaded area, and the bottom end of the limiting rod 33 is fixedly connected with the top surface of the pressing plate 3. When installing clamp plate 3 in last framed 1 bottom, thereby adjust the actual position of restriction cover 32 at the spacing groove 31 inboard according to the restriction pole 33 of clamp plate 3 top surface this moment, with restriction pole 33 top with the restriction cover 32 bottom correspond the back, rotate restriction cover 32, the spiral regional spiral cooperation on restriction cover 32 and restriction pole 33 top, and then make restriction pole 33 enter into inside the spacing groove 31, until restriction cover 32 rotates the unthreaded region of restriction pole 33, because restriction piece 16 corresponds the installation back with restriction pole 33, the commentaries on classics cover 20 and the triangle block 17 of both sides correspond around this moment, and the circumference lateral surface of commentaries on classics cover 20 and the inclined plane laminating of triangle block 17, can select suitable clamp plate 3 according to the size of placing plate 8, and then guarantee that whole printing machine makes placing plate 8 correspond with shaping groove 7.
The working principle of the invention is as follows:
referring to the attached drawings 1-4 of the specification, when the decorative film is positioned and placed, a placing plate 8 with a proper size is selected according to the size of the decorative film, the decorative film is attached to the top surface of the placing plate 8, a clamping frame 11 is pulled, at the moment, the clamping frame 11 slides on the top surface of a bottom plate 6, at the moment, the top end of a support rod 10 slides inside a sliding groove 12, the support rod 10 can pull an elastic strip 13, each clamping frame 11 is gradually far away from each other in the pulling process, after a clamping plate 15 at the bottom of the placing plate 8 corresponds to a strip groove 14 of each clamping frame 11, the clamping frame 11 is loosened, at the moment, the elastic force of the elastic strip 13 rebounds, then the pulling clamping frame 11 gradually approaches to the clamping plate 15, until the strip grooves 14 corresponding to the clamping frames 11 are completely clamped with a plurality of side edges of the clamping plate 15, the elastic force of the elastic strip 13 is matched with the clamping frame 11, and the stability of the top of the placing plate 8 and the top of the bottom plate 6 is further improved.
According to the size of the placing plate 8, a proper pressing plate 3 is selected, and the forming groove 7 on the bottom surface of the pressing plate 3 can be matched with the placing plate 8. When the pressing plate 3 is installed at the bottom of the upper die frame 1, the actual position of the limiting sleeve 32 on the inner side of the limiting groove 31 is adjusted according to the limiting rod 33 on the top surface of the pressing plate 3, after the top end of the limiting rod 33 corresponds to the bottom end of the limiting sleeve 32, the limiting sleeve 32 is rotated, the limiting sleeve 32 is in spiral fit with the spiral area at the top end of the limiting rod 33, the limiting rod 33 is made to enter the limiting groove 31 until the limiting sleeve 32 rotates to the thread-free area of the limiting rod 33, after the limiting block 16 is installed corresponding to the limiting rod 33, the rotating sleeves 20 on the front side and the rear side correspond to the triangular blocks 17 at the moment, and the circumferential outer side surfaces of the rotating sleeves 20 are attached to the inclined surfaces of the triangular blocks 17.
When installing last framed 1 correspondence in clamp plate 3 top, put last framed 1 upside down for the opening of going up framed 1 is upwards, rotates clamp plate 3 180 this moment, and the top surface of clamp plate 3 corresponds with the opening of last framed 1 this moment, and the screw 4 of clamp plate 3 corresponds with the thread groove of four corners of last framed 1. The bevel edges of the two clamping frames 25 are correspondingly attached to the chutes 27 on the two side edges of the upper die frame 1 one by one, the bottom surface of the pressing plate 3 is pressed, the two clamping frames 25 are pushed to move at the moment, the clamping frames 25 drive one end of the rotating frame 29 to rotate by the aid of the fixing strips 28, the other end of the rotating frame 29 pushes the inner side ends of the movable rods 18 to move by the aid of the clamping rods 30 and the convex blocks 21, the inner side ends of the two movable rods 18 are close to each other in the process of rotationally matching the two rotating frames 29, the two movable rods 18 extrude the spring 23, and the convex blocks 21 also slide on the inner side of the movable grooves 22. Due to the limitation of the plurality of movable grooves 22 on the protruding blocks 21, the movable rod 18 can be prevented from rotating on the inner side of the limiting block 16, the stability of the L-shaped plate 19 at the outer side end of the movable rod 18 is further improved, the L-shaped plate 19 is prevented from rotating on the inner side of the upper die frame 1, and the corresponding stabilizing effect of the rotating sleeve 20 and the triangular block 17 is guaranteed by the relative stability of the L-shaped plate 19.
The in-process that two movable rods 18 are close to each other drives two L templates 19 respectively and is close to each other, the removal of L template 19 and then utilize the threaded rod to drive commentaries on classics cover 20 and remove, because the outer side of commentaries on classics cover 20 circumference corresponds the laminating with triangle piece 17 inclined plane, commentaries on classics cover 20 rotates on the inclined plane of triangle piece 17 this moment, because the thread groove opposite direction of two threaded rods, in the process that commentaries on classics cover 20 rolls from triangle piece 17 inclined plane bottom to the top, the spiral effect of commentaries on classics cover 20 and threaded rod and then utilize L template 19 and movable rod 18 pulling two limiting blocks 16 to be close to each other this moment, make things convenient for the hypotenuse of card frame 25 to slide in chute 27 inboard this moment, until the hypotenuse of card frame 25 corresponds the back with draw-in groove 26, loosen the thrust to card frame 25, the elasticity of spring 23 is rebounded this moment, and then the rotation of frame 29 utilizes fixed strip 28 to promote card frame 25 to go into draw-in the draw-in groove 26 inboard. Spring 23 elasticity is kick-backed and then is made two movable rods 18 alternate segregation, and movable rod 18 utilizes the threaded rod of L template 19 to make and change cover 20 and roll to the bottom from the inclined plane top of triangle block 17, the spiral effect of cover 20 and threaded rod and then utilize L template 19 and movable rod 18 to promote two and inject the piece 16 and keep away from each other this moment, conveniently improve the buckle effect of the inboard card frame 25 of inject piece 16 and draw-in groove 26, accomplish the installation of clamp plate 3 and last mold box 1 this moment, and twist nut 5 at the 4 tip of screw. Can select the clamp plate 3 of installation adaptation in last framed 1 bottom according to the actual size of placing board 8, can improve the suitability of whole printing machine to not equidimension decorative film, make things convenient for whole printing machine to utilize not equidimension decorative film to carry out the interior decoration printing of mould.
When carrying out interior decoration printing in the mould, make the clamp plate 3 of last framed 1 bottom be close to the bottom plate 6 at 2 tops of lower framed gradually, the shaping groove 7 of clamp plate 3 bottom surface is close to gradually and places board 8 top surface this moment, after placing board 8 and get into shaping groove 7 inside completely, place board 8 this moment and utilize shaping groove 7 to support clamp plate 3, utilize injection pipe 9 to the inside high temperature plastic raw materials of injection of shaping groove 7, until the plastic raw materials fill whole shaping groove 7 inside of placing board 8 top, continue to push down framed 1 this moment, place the board 8 and make clamp plate 3 move up to the reaction force of shaping groove 7, clamp plate 3 utilizes limiting rod 33 to shift up in limiting sleeve 32 inboard, and clamp plate 3 utilizes the inclined plane of triangle block 17 to drive swivel sleeve 20 and rotate, swivel sleeve 20 rolls from the top to the bottom on triangle block 17 inclined plane this moment, swivel sleeve 20 and the spiral effect of utilizing L19 and movable rod 18 to promote two limiting blocks 16 and keep away from each other, and make things convenient for limiting block 16 lateral surface and last framed 1 inside wall contact, simultaneously movable rod 18 also utilizes swivel frame 29 to drive the inside clamping frame 25, the inside buckle effect of buckle 26 improves the clamping groove 26 and the further.
When changeing cover 20 and rolling to the bottom from the top on triangle-shaped piece 17 inclined plane, change cover 20 and utilize L template 19 to drive movable rod 18 and remove, two movable rods 18 keep away from each other this moment, movable rod 18 utilizes revolving rack 29 and further improves the buckle effect of card frame 25 and draw-in groove 26, guarantee the stability that clamp plate 3 and last framed 1 are connected, and simultaneously, utilize the elasticity of spring 23 and the roll cooperation of changeing cover 20 and triangle-shaped piece 17 inclined plane, and then improve and place the extrusion effect of board 8 and shaping groove 7 to the plastic raw materials, conveniently transcribe the pattern on decorative film surface to the surface of plastic component, accomplish the in-mould process of decorating the printing.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (9)

1. The utility model provides a rendition mould structure with accurate positioning decorates membrane function, includes framed (1) and lower framed (2), just go up framed (1) with the opening of framed (2) sets up its characterized in that relatively: a pressing plate (3) is arranged at an opening at the bottom of the upper die frame (1), four screws (4) are fixedly connected to four of the pressing plate (3), the four screws (4) respectively penetrate through four corners of the upper die frame (1), nuts (5) are screwed and sleeved at the end parts of the screws (4), a bottom plate (6) is covered at the opening at the top of the lower die frame (2), a placing device is arranged at the center of the top surface of the bottom plate (6), a forming groove (7) is arranged at the center of the bottom surface of the pressing plate (3), a placing plate (8) of the placing device is matched with the forming groove (7), and a rubber injection pipe (9) penetrates through the center of the top surface of the upper die frame (1);
the placing plate (8) can enter the forming groove (7) to form a cavity, and the injection pipe (9) is communicated with the cavity.
2. The structure of a transfer mold having a function of precisely positioning a decoration film according to claim 1, wherein:
placer includes a plurality of branches (10) that circumference equidistance set up, be provided with the recess on bottom plate (6), branch (10) are located in the recess and with bottom plate (6) fixed connection, branch (10) top joint is inside spout (12) of holder (11), spout (12) inside is provided with elastic strip (13), the one end of elastic strip (13) with branch (10) top circumference side fixed connection, the other end and spout (12) outside end fixed connection of elastic strip (13), just holder (11) utilize spout (12) with branch (10) sliding fit.
3. The structure of a transfer mold having a function of precisely positioning a decoration film according to claim 2, wherein:
clamping frame (11) medial surface center department is provided with horizontal form strip groove (14), and a plurality of clamping frames (11) all utilize strip groove (14) joint on the four sides of cardboard (15), cardboard (15) top surface utilizes a plurality of montant fixed connection to place board (8) bottom surface, and places board (8) bottom surface and not flush with clamping frame (11) top surface, and clamping frame (11) bottom surface and bottom plate (6) top surface laminating.
4. The structure of a transfer mold having a function of precisely positioning a decoration film according to claim 1, wherein:
go up inside bilateral symmetry of framed (1) and be provided with two limiting block (16), and interval is provided with three hornblocks (17) on clamp plate (3), movable rod (18) install through in limiting block (16) are last, the equal fixedly connected with L template (19) in movable rod (18) both ends, be provided with on clamp plate (3) with the threaded rod of three hornblocks (17) one-to-one, and two threaded rod surface screw threads have cup jointed and have changeed cover (20), the thread groove opposite direction on two threaded rod surfaces, the circumference lateral surface of changeing cover (20) sets up to the frosting, and changes the circumference lateral surface of cover (20) and the inclined plane laminating of three hornblocks (17).
5. The structure of a transfer mold having a function of precisely positioning a decoration film according to claim 4, wherein:
a plurality of lugs (21) are fixed on the circumferential side surface of the movable rod (18) in parallel at equal intervals, a plurality of movable grooves (22) which correspond to the lugs (21) one by one are arranged on the inner side of the limiting block (16), the length of each movable groove (22) is smaller than that of the limiting block (16), the lugs (21) are in sliding fit with the movable grooves (22), a spring (23) is arranged between the inner side ends of the two movable rods (18), and the spring (23) is positioned inside the limiting block (16).
6. The structure of a transfer mold having a function of precisely positioning a decoration film according to claim 5, wherein:
the limiting block (16) is of a concave structure, a limiting groove (24) is formed in the center of the outer side face of the limiting block (16), a clamping frame (25) is arranged inside the limiting groove (24), an inclined edge is arranged on one side of the top face of the clamping frame (25), clamping grooves (26) matched with the clamping frame (25) are formed in the left side wall and the right side wall of the upper die frame (1), and inclined grooves (27) matched with the inclined edge of the clamping frame (25) are formed in the two side edges of the bottom face of the upper die frame (1).
7. The structure of a transfer mold having a function of precisely positioning a decoration film according to claim 6, wherein:
the equal fixedly connected with fixed strip (28) of both sides around calorie frame (25), just fixed strip (28) with lug (21) correspond the setting, fixed strip (28) with be provided with revolving rack (29) between lug (21), the one end and the fixed strip (28) of revolving rack (29) rotate and are connected, and the other end and the rotation of kelly (30) of revolving rack (29) are connected, just lug (21) are run through to card pole (30) medial extremity.
8. The transfer mold structure having a function of precisely positioning a decoration film according to claim 4 or 5, wherein:
both sides all are provided with spacing groove (31) around limiting block (16), spacing groove (31) inside is provided with limiting sleeve (32), limiting sleeve (32) bottom stretches out the bottom of spacing groove (31), limiting sleeve (32) inside is provided with limiting rod (33), limiting rod (33) top is run through limiting sleeve (32), limiting rod (33) top sets up to the screw thread region, just limiting rod (33) bottom sets up to the no screw thread region, limiting rod (33) bottom and clamp plate (3) top surface fixed connection.
9. The structure of a transfer mold having a function of precisely positioning a decoration film according to claim 4, wherein:
the horizontal plane of the outer side of the triangular block (17) is lower than the horizontal plane of the inner side of the triangular block, and the outer side and the inner side of the triangular block (17) are arranged in parallel.
CN202210831104.1A 2022-07-15 2022-07-15 Transfer printing die structure with function of accurately positioning decorative film Active CN115214079B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008023876A (en) * 2006-07-21 2008-02-07 Hisashi Kojima Press apparatus and light guide plate
CN211807546U (en) * 2020-03-09 2020-10-30 莆田市协信制模有限公司 Injection mold for integrally molding camouflage boot and vamp
CN112536983A (en) * 2020-11-21 2021-03-23 江西中奥塑胶有限公司 Mould frock of production spectacle frame panel
CN112845874A (en) * 2021-01-07 2021-05-28 武汉市银宝山新模塑科技有限公司 Automobile battery box forming die and forming method thereof
CN215283083U (en) * 2020-12-03 2021-12-24 江苏澳孚莱精密机械装备制造有限公司 Be applied to adjustable forming die of airborne vehicle interior trim

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008023876A (en) * 2006-07-21 2008-02-07 Hisashi Kojima Press apparatus and light guide plate
CN211807546U (en) * 2020-03-09 2020-10-30 莆田市协信制模有限公司 Injection mold for integrally molding camouflage boot and vamp
CN112536983A (en) * 2020-11-21 2021-03-23 江西中奥塑胶有限公司 Mould frock of production spectacle frame panel
CN215283083U (en) * 2020-12-03 2021-12-24 江苏澳孚莱精密机械装备制造有限公司 Be applied to adjustable forming die of airborne vehicle interior trim
CN112845874A (en) * 2021-01-07 2021-05-28 武汉市银宝山新模塑科技有限公司 Automobile battery box forming die and forming method thereof

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