CN115256797A - Interior decoration production mould of automotive interior rolling slats door bimaterial injection mould - Google Patents
Interior decoration production mould of automotive interior rolling slats door bimaterial injection mould Download PDFInfo
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- CN115256797A CN115256797A CN202210660912.6A CN202210660912A CN115256797A CN 115256797 A CN115256797 A CN 115256797A CN 202210660912 A CN202210660912 A CN 202210660912A CN 115256797 A CN115256797 A CN 115256797A
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- 238000005034 decoration Methods 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000005096 rolling process Methods 0.000 title claims abstract description 23
- 238000002347 injection Methods 0.000 title claims abstract description 20
- 239000007924 injection Substances 0.000 title claims abstract description 20
- 238000001746 injection moulding Methods 0.000 claims abstract description 130
- 239000000463 material Substances 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 239000003292 glue Substances 0.000 claims description 22
- 239000000047 product Substances 0.000 claims description 22
- 239000012528 membrane Substances 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 9
- 239000011265 semifinished product Substances 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 5
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 239000011148 porous material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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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
- B29C45/16—Making multilayered or multicoloured articles
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—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
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3005—Body finishings
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of automotive interiors, in particular to an automotive interior rolling door double-material injection in-mold decoration production mold, which comprises an injection molding machine, a fixed mold and a movable mold, wherein the injection molding machine is fixed on a rack and comprises a fixed plate and a rotating plate, the fixed mold comprises a top plate, a framework injection molding fixed mold device and a soft rubber injection molding fixed mold device, and the movable mold comprises a bottom plate connecting plate and a movable mold injection molding device. The invention has scientific and reasonable design, simple and applicable mechanism, high production efficiency, convenient operation, safety, reliability, cost saving, good product quality, beautiful appearance and comfortable use, and realizes double-material injection molding and in-mold decoration.
Description
Technical Field
The invention relates to the technical field of automotive interior, in particular to an interior decoration production mold of a double-material injection mold of an automotive interior rolling door.
Background
The rolling door for producing the automotive interior parts adopts the traditional forming process, and the surface of the rolling door is distributed with textures and has a concave-convex shape. The surface of the roller shutter door is generally soft rubber which is mostly made of TPU and the like, and the surface of the soft rubber is generally treated by dermatoglyph. The rolling door for the automotive interior parts produced by the prior art has the advantages of multiple production processes, low production efficiency and unstable product quality.
With the application of in-mold decoration to the automotive interior rolling door, a double-material rolling door integrated injection mold capable of realizing in-mold decoration of the surface of a product is needed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an interior decoration production mold of a double-material injection mold of an automotive interior rolling door and corresponding production process steps, so as to solve the problems of the prior art.
The technical scheme adopted by the invention is as follows:
an interior decoration production mold of a double-material injection mold of an automotive interior rolling door comprises an injection molding machine, a fixed mold and a movable mold, wherein the injection molding machine is fixed on a rack and comprises a fixed plate and a rotating plate, the fixed mold comprises a top plate, a framework injection molding fixed mold device and a soft rubber injection molding fixed mold device,
the framework injection molding fixed die device comprises a connecting plate, a first guide pillar, a first cavity plate, a first step limit screw, a second step limit screw, a pulling rod, a spring block mechanism and a die locker, wherein the top plate is provided with an injection molding hole, is provided with a step hole and a step mounting hole and is fixedly arranged on a fixed plate of an injection molding machine, the first guide pillar is fixedly arranged on the top plate, the connecting plate is provided with an injection molding hole and is provided with a guide hole and a mounting hole, the guide hole is movably arranged on the first guide pillar, the second step limit screw movably penetrates through the step hole arranged on the top plate and is fixedly connected with the connecting plate, the step limit screw is movably arranged on the first step of the step hole and is provided with a guide hole and a step hole, the second step limit screw is movably arranged on the first guide pillar through the guide hole, the first step limit screw movably penetrates through the step hole of the first cavity plate and is fixedly connected with the connecting plate, the first step limit screw and the step limit screw are fixedly connected with the connecting plate, the step limit screw is provided with the step hole and is movably arranged on the first step hole, the injection molding hole and is communicated with the first injection molding hole of the connecting plate, the die locker is communicated with the injection molding hole of the first step hole, the injection molding hole, the first step limit screw, the connecting plate, the die holder and the connecting plate, the injection molding hole, the connecting plate is communicated with the injection molding hole, and the injection molding channel of the connecting plate, and the die locker, the injection molding hole, and the die locker, the connecting plate, and the die locker is communicated with the injection molding channel of the connecting plate;
the elastic block mechanism is arranged on the first cavity plate and the core plate and comprises a base, a guide hole, a spring, an elastic block limiting block, an elastic block drag hook, a core drag hook and an elastic block guide pillar, the elastic block guide pillar is fixed on the first cavity plate, the base is provided with the guide hole and a blind hole and is arranged on the elastic block guide pillar through the guide hole, the spring is arranged in the blind hole and abuts against the space between the blind hole and the first cavity plate, the elastic block limiting block and the elastic block drag hook are fixed on the base, and the core drag hook corresponds to the elastic block drag hook and is fixed on the core plate;
the flexible glue injection molding cover half device comprises a cavity plate II, a guide pillar II, a flexible glue cavity insert, an elastic block, a hot runner and a hot runner nozzle of the hot runner, wherein the cavity plate II is fixedly arranged on the top plate;
the movable mould includes bottom plate connecting plate and movable mould device of moulding plastics, the movable mould device of moulding plastics includes thimble mechanism, coreboard, mould foot and bottom plate, thimble mechanism includes spring, thimble, end faller and thimble board, the thimble board is opened there is the step through-hole, thimble and spring kit are installed in thimble board step through-hole, the end faller is fixed in thimble board step through-hole one side, seals spring, thimble in the step through-hole, the bottom plate is installed on the bottom plate connecting plate, the apical pore that is linked together has all been opened to bottom plate connecting plate and bottom plate to make injection molding machine reciprocating mechanism's reciprocating device through apical pore and thimble mechanism end faller erection joint, the coreboard passes through the thimble board outside that the mould foot installed on the bottom plate, the mode locker mode locking cover is corresponding to the mode locking seat, installs at the coreboard, the bottom plate connecting plate is corresponding to skeleton mould plastics cover half device and flexible glue respectively and moulds plastics cover half device, installs two sets of movable mould plastics devices.
The first distance range is 80 mm-250 mm, and the second distance range is 5 mm-25 mm.
The width of the soft glue inlet is larger than one third of the width or length of the second cavity of the cavity plate.
The interior decoration production mould of the double-material injection mould of the automobile interior rolling door is characterized by comprising the following production process steps during use:
step 3, pulling out a material handle: opening a movable mold of the injection molding machine, driving a first fixed mold cavity plate by a movable mold core plate locked by a mold locker, and disconnecting and pulling out one end of a material handle from the framework; then, the movable die of the injection molding machine continues to open the die, the other end of the injection molding forming material handle is connected and pulled out by wrapping the conical protruding head of the material pulling rod, and the transition product is made into a semi-finished product;
step 5, taking out the material handle: taking out the disconnected and pulled material handle by a mechanical arm or manually;
6. turning over a movable die: the movable mould rotating plate drives the movable mould to rotate 180 degrees, and the movable mould core plate with the semi-finished product is turned over to correspond to one side of the fixed mould cavity plate II;
step 7, placing a membrane: placing a diaphragm on the soft rubber cavity insert of the fixed die cavity plate II through a mechanical arm or manually, wherein the diaphragm is provided with a notch and is buckled on a boss of the soft rubber cavity insert for positioning;
step 8, die assembly: closing the die of the movable die of the injection molding machine, hooking the elastic block draw hook and the core draw hook of the elastic block mechanism, and locking the die by the die locker;
step 9, soft glue injection molding and membrane pasting: performing soft glue injection molding through a soft glue injection molding die device and a hot runner soft glue injection channel, feeding soft glue between the diaphragm and the framework, integrating the diaphragm, the soft glue and each independent framework glue into a whole, and manufacturing a semi-finished product into a finished product; at the same time, this step also carries out the above-mentioned step 2: performing framework injection molding through a framework injection molding fixed die device;
step 10, opening the mold: a movable mould of the injection molding machine is opened, an elastic block drag hook and a core drag hook of an elastic block mechanism are unhooked, and a movable mould injection molding device and a flexible glue injection molding fixed mould device are separated;
step 11, demolding: and ejecting the finished product out through an ejector pin mechanism, and taking out the finished product through a mechanical arm or manually.
The double-material injection in-mold decoration production mold for the automobile interior rolling door is scientific and reasonable in design, simple and applicable in mechanism, high in production efficiency, convenient to operate, safe, reliable, cost-saving, good in product quality, attractive in appearance and comfortable to use, and double-material injection and in-mold decoration are realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application.
FIG. 1 is a schematic perspective view of an interior decoration production mold of a double-material injection mold for an automotive interior rolling door according to the present invention;
FIG. 2 is a schematic plan sectional view of the interior decoration production mold of the double material injection mold for the rolling door of the interior decoration of the automobile according to the present invention;
FIG. 3 is an enlarged view of the area C in FIG. 2;
FIG. 4 is a schematic view of the material handle and the frame;
FIG. 5 is an exploded view of the flexible glue cavity insert and the diaphragm of the cavity plate two;
FIG. 6 is an enlarged view of the area A in FIG. 5;
FIG. 7 is an enlarged view of the area B in FIG. 5;
FIG. 8 is a schematic view of soft gum injection molding;
FIG. 9 is a perspective view of the bullet;
FIG. 10 is a schematic plan view of a bullet;
FIG. 11 isbase:Sub>A schematic sectional view taken along line A-A of FIG. 10;
FIG. 12 is a schematic perspective view of a roller door product;
FIG. 13 is an exploded view of FIG. 12;
in the figure: 101-a membrane; 102-soft glue (base material one); 103-framework (substrate two); 201-a top plate; 202-connecting plate; 203-framework material handle; 205-cavity plate one; 206-step limit screw one; 207-top hole; 208-a mode locker; 209-core plate; 210-mold feet; 211-an ejector plate; 212-a bottom needle plate; 213-a base plate; 214-a thimble; 215-injection molding channels; 219-cavity plate two; 220-guide pillar two; 221-a backplane connecting plate; 224-a material pulling rod; 225-step limit screw II; 204-guide post one; 301-soft glue inlet; 302-hot runner hot nozzle; 401-soft rubber cavity insert; 501-a spring block mechanism; 502-a guide hole; 503-a spring; 504-spring block stopper; 505-spring block drag hook; 506-core draw hook; 507-a spring block guide post; 1011-notch; 2241-a conical nose; 4011-raised head; s1-distance one; s2-distance two.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the following detailed description is only intended to illustrate the present invention, and in the description, the key words to be noticed include "two-material injection molding", "in-mold decoration", "skeleton", "soft glue", "membrane", "limit screw", "step", "skeleton material shank", "hot runner", "spring block", "cone head", "hook", etc., which are intended to facilitate the description of the present invention and to simplify the description, and therefore should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the mold for producing the interior decoration of the double-material injection mold of the automotive interior rolling door comprises an injection molding machine, a fixed mold and a movable mold, wherein the injection molding machine is fixed on a frame and comprises a fixed plate and a rotating plate, and the fixed mold comprises a top plate 201, a framework injection molding fixed mold device and a soft rubber injection fixed mold device. The framework injection molding fixed die device comprises a connecting plate 202, a first guide pillar 204, a first cavity plate 205, a first step limit screw 206, a second step limit screw 225, a pulling rod 224, an elastic block mechanism 501 and a die locker 208, wherein the top plate 201 is provided with an injection molding hole (opening) which is provided with a step hole and a step mounting hole and is fixedly arranged on a fixed plate of an injection molding machine, the first guide pillar 204 is fixedly arranged on the top plate 201, the connecting plate 202 is provided with the injection molding hole and is provided with a guide hole and a mounting hole, the guide hole is movably arranged on the first guide pillar 204, the second step limit screw 225 movably penetrates through the step hole arranged on the top plate 201 and is fixedly connected with the connecting plate 202, the step of the second limit screw 225 and the step of the step hole of the top plate 201 are provided with a relative movement distance of two S2 (the range is 5-25 mm), as shown in figure 3, one end of the pulling rod 224 is provided with a conical raised head 2241, the other end of the step mounting hole is fixedly connected with the mounting hole arranged in the step of the top plate 201 and penetrates through the mounting hole of the connecting plate 202. The first cavity plate 205 is provided with an injection molding channel (opening), and is provided with a guide hole and a step hole, the guide hole is movably arranged on the first guide pillar 204 through the guide hole, the first step limit screw 206 movably penetrates through the step hole of the first cavity plate 205 and is fixedly connected to the connecting plate 202, and the step of the first step limit screw 206 and the step of the step hole of the first cavity plate 20 are arranged at a relative movement distance S1 (the range is 80-250 mm). The injection molding hole of the top plate 201 is communicated with the injection molding hole of the connecting plate 202 and communicated with the injection molding port of the first cavity plate 205 to form a framework injection molding channel 215, the conical raised head 2241 of the material pulling rod 224 extends to the connecting part of the first cavity plate 205 and the injection molding channel 215, because the framework 103 of the product is a plurality of discontinuous parts, each part needs to be correspondingly provided with the injection molding glue inlet channel (port) of the first cavity plate 205 to form a part of the injection molding channel 215 so as to ensure that each part can be filled with glue, but a framework material handle 203 shown in fig. 4 can be generated in production, the mold locker 208 comprises a mold locking seat and a mold locking sleeve, the mold locking seat is arranged on the first cavity plate 205, and the mold locking force of the mold locker 208 is 600 kilograms in the embodiment.
The elastic block mechanism 501 is installed on the first cavity plate 205 and the core plate 209, as shown in fig. 9 to 11, the elastic block mechanism 501 comprises a base, a guide hole 502, a spring 503, an elastic block limiting block 504, an elastic block draw hook 505, a core draw hook 506 and an elastic block guide post 507, the elastic block guide post 507 is fixed on the first cavity plate 205, the base is provided with the guide hole 502 and a blind hole and is installed on the elastic block guide post 507 through the guide hole 502, the spring 503 is installed in the blind hole and abuts against between the blind hole and the first cavity plate 205, the elastic block limiting block 504 and the elastic block draw hook 505 are fixed on the base, the elastic block limiting block 504 limits the tendency that the base is abutted against and separated from the guide post 507 by the spring 503, and the core draw hook 506 is fixed on the core plate 209 corresponding to the elastic block draw hook 505. The elastic block mechanism 501 is used for forming the reverse buckles on the two sides of the framework 103. And when the mold is closed, hooking is carried out. When the mold is opened, the spring 503 pushes the base to move obliquely outwards, so that the core drag hook 506 and the elastic block drag hook 505 are unhooked, the base continues to move obliquely along the guide post 507 under the action of the spring 503, and after the base is opened for a certain distance by the cavity plate 205, the elastic block limiting block 504 limits the position.
The soft rubber injection molding fixed die device comprises a cavity plate II 219, a guide post II 220, a soft rubber cavity insert 401, a spring block 501, a hot runner and a hot runner hot nozzle 302 thereof, wherein the cavity plate II 219 is fixedly arranged on a top plate 201, as shown in fig. 5 and 7, the soft rubber cavity insert 401 is provided with a boss 4011, a notch 1011 corresponding to a diaphragm 101 is arranged for positioning during production and is arranged on the cavity plate II 219, the guide post II 220 is fixedly arranged on the cavity plate II 219, as shown in fig. 8, the hot runner is arranged on the cavity plate II 219, one end of the hot runner is communicated with a cavity of the cavity plate II 219, the other end of the hot runner is connected with the hot runner nozzle 302, the hot runner hot nozzle 302 is provided with a soft rubber inlet 301 and is arranged on the cavity plate II 219, the soft rubber inlet 301 is communicated with the cavity of the cavity plate II 219 to form a soft rubber injection molding channel, the wide rubber inlet 301 convenient for the soft rubber is arranged on the cavity plate II 219, the width of the soft rubber inlet 301 is larger than the cavity plate II 219, or one third of the inner cavity of the spring block, and the length of the spring block is arranged on the core plate 501 and corresponds to the core plate 209 of the core plate 209.
The movable mould includes that bottom plate connecting plate 221 and movable mould injection moulding device, the movable mould injection moulding device includes thimble mechanism, core plate 209, mould foot 210 and bottom plate 213, thimble mechanism adopts the thimble mechanism of the general adoption of technical staff in the field, including spring, thimble 214, end needle board 212 and thimble board 211, thimble board 211 is opened there is the step through-hole, thimble 214 and spring external member are installed in thimble board 211 step through-hole, end needle board 212 is fixed in thimble board 211 step through-hole one side, seals spring, thimble 214 in the step through-hole, bottom plate 213 installs on bottom plate connecting plate 221, bottom plate connecting plate 221 and bottom plate 213 all open the apical pore 207 that is linked together to make injection molding machine reciprocating mechanism's reciprocating device pass through apical pore 207 and thimble mechanism end needle board 212 erection joint, the core plate 209 passes through the thimble board 211 outside that mould foot 210 installed on bottom plate 213, mould locker 208 cover is corresponding to the mould die holder 209, installs at core plate 209. The bottom plate connecting plate 221 is provided with two sets of movable mold injection molding devices corresponding to the framework injection molding fixed mold device and the soft rubber injection molding fixed mold device respectively.
When the double-material injection mold interior decoration production mold for the automotive interior rolling door is actually used, the mold is used for producing an interior rolling door product, and the production method comprises the following adopted process steps:
1. die assembly: closing a movable mold of the injection molding machine, hooking an elastic block draw hook 505 and a core draw hook 506 of the elastic block mechanism 501, and locking the mold by the mold locker 208;
2. injection molding of the framework 103: performing injection molding on the framework 103 through an injection molding hole of the framework injection molding die device top plate 201 of the injection molding channel 215 to form the framework 103, and obtaining a transition product by a material handle 203 connected with the framework 103 formed by the injection molding channel 215, wherein the material handle 203 is formed by the injection molding channel 215, as shown in fig. 4;
3. removing the material handle 203: when a movable mould of the injection molding machine is opened, because the mould locker 208 locks the mould, the movable mould core plate 209 drives the first fixed mould cavity plate 205 to move along the first guide pillar 204 until the first step limit screw 206 limits the movable mould core plate 209, wherein the maximum movement stroke of the first cavity plate 205 is a distance S1, and one end of the material handle 203 is disconnected from the framework 103 and pulled out; then, the injection molding machine moving die continues to be opened, the connecting plate 202 is driven through the first limit screw 206 until the second limit screw 225 limits the connecting plate 202 to a stop, wherein the maximum moving process of the connecting plate 202 is a distance II S2, the connection that the other end of the injection molding forming material handle 203 wraps the conical protruding head 2241 of the material pulling rod 224 is pulled open, and the transition product is made into a semi-finished product;
4. splitting a mold: the movable mold of the injection molding machine continues to open the mold, when the mold locking force of the mold locker 208 is overcome, the mold locking sleeve of the mold locker 208 is separated from the mold locking seat, the elastic block drag hook 505 and the core drag hook 506 of the elastic block mechanism 501 are unhooked, and the movable mold is separated from the fixed mold;
5. taking and discharging handle 203: taking out the disconnected and pulled material handle 203 by a mechanical arm or manually;
6. turning over a movable die: the movable mold rotating plate drives the movable mold to rotate 180 degrees, and the movable mold core plate 209 with the semi-finished product is turned over to correspond to one side of a second fixed mold cavity plate 219 from one side of the first fixed mold cavity plate 205;
7. placing the membrane 101: as shown in fig. 5 to 7, a membrane 101 is placed on the soft rubber cavity insert 401 of the fixed mold cavity plate two 219 by a manipulator or manually, the membrane 101 is provided with a notch 1011 and is buckled on a boss 4011 of the soft rubber cavity insert 401, so that the membrane is firmly positioned on the cavity insert and is attached to the cavity without generating a gap. The soft glue is prevented from running out of the surface of the membrane 101 to influence the appearance of the product;
8. die assembly: closing a movable mold of the injection molding machine, hooking an elastic block draw hook 505 and a core draw hook 506 of the elastic block mechanism 501, and locking the mold by the mold locker 208;
9. injection molding of soft rubber 102 and film pasting 101: performing soft gum injection molding through a soft gum injection molding die device and a hot runner soft gum injection molding channel, feeding soft gum 102 from the space between the membrane 101 and the framework 103, gluing the membrane 101, the soft gum 102 and each independent framework 103 into a whole, and manufacturing a semi-finished product into a finished product; at the same time, this step also carries out the above-mentioned step 2: performing framework 103 injection molding through a framework injection molding die device;
10. opening the die: opening a moving mold of the injection molding machine, unhooking an elastic block drag hook 505 and a core drag hook 506 of an elastic block mechanism 501, and separating a moving mold injection molding device from a soft rubber injection molding fixed mold device;
11. demolding: the finished product is ejected out through an ejector pin mechanism, and the finished product is taken out through a mechanical arm or manually, and the finished rolling door is shown in figures 12 and 13.
The above description is only one embodiment of the present invention, and it is apparent to those skilled in the art that various modifications and variations can be made in the present invention without redundant description. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention is included in the protection scope of the present invention claimed.
Claims (4)
1. The utility model provides an interior decoration production mould of automotive interior rolling slats door extra quality injection mould, includes injection molding machine and cover half and movable mould, the injection molding machine is fixed in the frame, and it includes fixed plate and rotor plate, the cover half includes roof (201), skeleton cover half device and the flexible glue cover half device of moulding plastics, its characterized in that:
the framework injection molding fixed die device comprises a connecting plate (202), a first guide pillar (204), a first cavity plate (205), a first step limit screw (206), a second step limit screw (225), a pulling rod (224), an elastic block mechanism (501) and a die locker (208), wherein the top plate (201) is provided with an injection molding hole, a step hole and a step mounting hole and is fixedly arranged on a fixed plate of an injection molding machine, the first guide pillar (204) is fixedly arranged on the top plate (201), the connecting plate (202) is provided with the injection molding hole and is provided with a guide hole and a mounting hole, the pulling rod (224) is movably arranged on the first guide pillar (204) through the guide hole, the second step limit screw (225) movably penetrates through the step hole arranged on the top plate (201) and is fixedly connected with the connecting plate (202), the step of the second limit screw (225) and the step hole of the top plate (201) and is provided with a distance II (S2) which moves relatively, one end of the pulling rod (224) is provided with a conical raised head (2241), the other end of the pulling rod is fixedly connected in the mounting hole of the top plate (201) and penetrates through the connecting plate (202), the movable mounting hole of the connecting plate (202) and is provided with the first step hole of the step hole, the connecting plate (206), the movable connecting plate, the connecting plate (206), the connecting plate (202) is provided with the first step hole, the movable connecting plate, the first step hole and the step hole (206), the step of the step hole of the first cavity plate (205) is provided with a first distance (S1) which moves relatively, the injection molding hole of the top plate (201) is communicated with the injection molding hole of the connecting plate (202) and is communicated with the injection molding opening of the first cavity plate (205) to form a framework injection molding channel (215), the conical convex head (2241) of the material pulling rod (224) extends to the connecting part of the first cavity plate (205) and the injection molding channel (215), the mold locker (208) comprises a lock mold seat and a mold locking sleeve, and the lock mold seat is installed on the first cavity plate (205);
the elastic block mechanism (501) is arranged on a cavity plate I (205) and a core plate (209), the elastic block mechanism (501) comprises a base, a guide hole (502), a spring (503), an elastic block limiting block (504), an elastic block draw hook (505), a core draw hook (506) and an elastic block guide pillar (507), the elastic block guide pillar (507) is fixed on the cavity plate I (205), the base is provided with the guide hole (502) and a blind hole, the elastic block guide pillar (507) is arranged on the elastic block guide pillar (502) through the guide hole, the spring (503) is arranged in the blind hole and abuts against the space between the blind hole and the cavity plate I (205), the elastic block limiting block (504) and the elastic block draw hook (505) are fixed on the base, and the core draw hook (506) corresponds to the elastic block draw hook (505) and is fixed on the core plate (209);
the soft rubber injection molding fixed die device comprises a cavity plate II (219), a guide post II (220), a soft rubber cavity insert (401), an elastic block (501), a hot runner and a hot runner hot nozzle (302) of the hot runner, wherein the cavity plate II (219) is fixedly installed on a top plate (201), the soft rubber cavity insert (401) is provided with a boss (4011) and is installed on the cavity plate II (219), the guide post II (220) is fixedly installed on the cavity plate II (219), the hot runner is installed on the cavity plate II (219), one end of the soft rubber cavity insert is communicated with a cavity of the cavity plate II (219), the other end of the soft rubber cavity insert is connected with the hot runner nozzle (302), the hot runner nozzle (302) is provided with a soft rubber inlet (301) and is installed on the cavity plate II (219), the soft rubber inlet (301) is communicated with the cavity of the cavity plate II (219) to form a soft rubber injection molding channel, the elastic block (501) is installed on the cavity plate II (219), and an elastic block (505) corresponds to a drag hook (506) on the core plate (209);
the movable mould includes bottom plate connecting plate (221) and movable mould injection moulding device, the movable mould injection moulding device includes thimble mechanism, core board (209), moulding foot (210) and bottom plate (213), thimble mechanism includes spring, thimble (214), end needle board (212) and thimble board (211), thimble board (211) are opened there is the step through-hole, thimble (214) and spring external member are installed in thimble board (211) step through-hole, end needle board (212) are fixed in thimble board (211) step through-hole one side, seal spring, thimble (214) in the step through-hole, install on bottom plate connecting plate (221) bottom plate (213), thimble board (207) that are linked together are all opened to bottom plate connecting plate (221) and bottom plate (213) to make injection molding machine reciprocating device of reciprocating mechanism through thimble board (207) and thimble mechanism bottom needle board (212) erection joint, moulding foot (209) install the thimble board (211) outside on bottom plate (213) through moulding foot (210), mould plastics mould locking device (208) and mould plastics the core board (209) and mould plastics in two sets of core board installation devices respectively.
2. The mold for producing the interior decoration of the double injection mold for the rolling door with the interior decoration of the automobile according to claim 1, wherein the first distance (S1) is in the range of 80 mm-250 mm, and the second distance (S2) is in the range of 5 mm-25 mm.
3. The mold for producing the interior decoration of the double-material injection mold for the rolling door of the automobile interior decoration as claimed in claim 1, wherein the width of the soft glue inlet (301) is larger than one third of the width or the length of the cavity of the second cavity plate (219).
4. The mold for producing the interior decoration of the double-material injection mold of the rolling door with the automotive interior decoration as claimed in claim 1, is characterized in that the production process steps comprise:
step 1, die assembly: the injection molding machine moving die closes the die, the elastic block drag hook (505) of the elastic block mechanism (501) is hooked with the core drag hook (506), and the die locker (208) locks the die;
step 2, injection molding of the framework (103): performing injection molding on the framework (103) through an injection molding hole of a framework injection molding die device top plate (201) of the injection molding channel (215) to form the framework (103), and obtaining a transition product through a material handle (203) connected with the framework (103) formed by the injection molding channel (215);
step 3, removing the material handle (203): opening a moving die of the injection molding machine, driving a first fixed die cavity plate (205) by a moving die core plate (209) locked by a mold locker (208), and disconnecting and pulling out one end of a material handle (203) from the framework (103); then, continuously opening the injection molding machine moving die, connecting and pulling apart the conical protruding head (2241) of the material pulling rod (224) wrapped at the other end of the injection molding forming material handle (203), and making the transitional product into a semi-finished product;
step 4, mold splitting: the movable mould of the injection molding machine is continuously opened, when the mould locking force of the mould locker (208) is overcome, the mould locking sleeve of the mould locker (208) is separated from the mould locking seat, the elastic block drag hook (505) of the elastic block mechanism (501) is unhooked from the core drag hook (506), and the movable mould is separated from the fixed mould;
step 5, taking out the material handle (203): taking out the disconnected and pulled material handle (203) by a mechanical arm or manually;
step 6, turning over the movable mould: the movable mold rotating plate drives the movable mold to rotate 180 degrees, and the movable mold core plate (209) with the semi-finished product is turned over to correspond to one side of the second fixed mold cavity plate (219);
step 7, placing a membrane (101): placing a diaphragm (101) on a soft rubber cavity insert (401) of a fixed die cavity plate II (219) through a mechanical arm or manually, wherein the diaphragm (101) is provided with a notch (1011) and is buckled on a boss (4011) of the soft rubber cavity insert (401) for positioning;
step 8, die assembly: the injection molding machine moving die is closed, the elastic block mechanism (501) is hooked by an elastic block draw hook (505) and a core draw hook (506), and the mold locker (208) locks the mold;
step 9, injection molding of soft rubber (102) and film pasting (101): performing soft gum injection molding through a soft gum injection molding fixed die device and a hot runner soft gum injection molding channel, feeding the soft gum (102) between the diaphragm (101) and the framework (103), gluing the diaphragm (101), the soft gum (102) and each independent framework (103) into a whole, and manufacturing a semi-finished product into a finished product; at the same time, this step also carries out the above-mentioned step 2: performing injection molding on the framework (103) through a framework injection molding die fixing device;
step 10, opening the mold: a movable mould of the injection molding machine is opened, an elastic block drag hook (505) and a core drag hook (506) of an elastic block mechanism (501) are unhooked, and a movable mould injection molding device and a soft glue injection molding fixed mould device are separated;
step 11, demolding: and ejecting the finished product out through an ejector pin mechanism, and taking out the finished product through a mechanical arm or manually.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210660912.6A CN115256797B (en) | 2022-06-13 | 2022-06-13 | Automobile interior trim rolling shutter door double-material injection mold interior trim production mold |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210660912.6A CN115256797B (en) | 2022-06-13 | 2022-06-13 | Automobile interior trim rolling shutter door double-material injection mold interior trim production mold |
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| CN115256797B CN115256797B (en) | 2024-07-02 |
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