CN113927836B - A two-color injection mold for the cover of the water cup holder in the center console of a car - Google Patents
A two-color injection mold for the cover of the water cup holder in the center console of a car Download PDFInfo
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- CN113927836B CN113927836B CN202111271188.XA CN202111271188A CN113927836B CN 113927836 B CN113927836 B CN 113927836B CN 202111271188 A CN202111271188 A CN 202111271188A CN 113927836 B CN113927836 B CN 113927836B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
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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
- B29C45/1615—The materials being injected at different moulding stations
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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
- B29C45/1676—Making multilayered or multicoloured articles using a soft material and a rigid material, e.g. making articles with a sealing part
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- 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
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
一种汽车中控位置水杯架盖板双色注塑模具，包括前模组和后模组，后模组包括后底板，在后底板上通过后方铁固接有后模板，在后模板上并列嵌入二块后芯板；二块后芯板与前模组合模后形成第一型腔和第二型腔；在相邻二块后方铁之间分别设有顶针板，在顶针板上设有多根顶针和多个滑道座，在滑道座上滑动安装有斜拉杆，顶针和斜拉杆前端分别插入对应型腔内；在后底板与每块顶针板之间分别设有滑动板，在滑动板上设有复位杆和异形顶针，且分别穿过顶针板、后模板和后芯板；在后底板上通过一对杠杆座对称铰接有二个杠杆压块，滑动板两端分别顶靠在杠杆压块的内端，在杠杆压块的外端分别顶靠有回针杆。该模具能够降低制造成本，提高加工效率和产品质量。
A two-color injection mold for a cup holder cover at the center control position of an automobile comprises a front mold group and a rear mold group, the rear mold group comprises a rear bottom plate, a rear template is fixedly connected to the rear bottom plate through a rear iron, and two rear core plates are embedded in parallel on the rear template; the two rear core plates and the front mold are assembled to form a first cavity and a second cavity; an ejector plate is respectively arranged between two adjacent rear irons, a plurality of ejectors and a plurality of slide seats are arranged on the ejector plate, a diagonal tie rod is slidably installed on the slide seat, and the front ends of the ejectors and the diagonal tie rod are respectively inserted into corresponding cavities; a sliding plate is respectively arranged between the rear bottom plate and each ejector plate, a reset rod and a special-shaped ejector are arranged on the sliding plate, and they pass through the ejector plate, the rear template and the rear core plate respectively; two lever pressing blocks are symmetrically hinged on the rear bottom plate through a pair of lever seats, and the two ends of the sliding plate are respectively pressed against the inner end of the lever pressing block, and the outer end of the lever pressing block is respectively pressed against a return needle rod. The mold can reduce manufacturing costs, improve processing efficiency and product quality.
Description
Technical Field
The invention relates to an injection mold, in particular to a double-color injection mold for a cover plate of a water cup holder at a central control position of an automobile.
Background
At present, a cover plate of a water cup rack at a central control position on some middle-high-grade cars mostly adopts a hard rubber and soft rubber double-color cover plate, two sets of dies are needed to be opened for injection molding of the double-color cover plate in a traditional processing mode, and two injection molding processes are carried out, wherein a first set of dies is used for injection molding a hard rubber part, after injection molding is completed, a product is taken out, and then the product is put into a second set of dies for injection molding of a second soft rubber part, and then the complete product is taken out.
The processing mode has the following problems that 1, two sets of dies are required to be opened, the die cost is high, 2, the injection molding period is long, the injection molding cost is high, 3, the appearance quality defects of the product are high, and the surface of the product is damaged during secondary installation injection molding, so that the appearance defects of the product are caused.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the double-color injection mold for the water cup holder cover plate of the automobile center control position, which can reduce the manufacturing cost and improve the processing efficiency and the product quality.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The double-color injection mold for the water cup holder cover plate of the automobile center control position comprises a front mold set and a rear mold set which are arranged front and back, and is characterized in that the rear mold set comprises a rear bottom plate, a rear mold plate is fixedly connected to the rear bottom plate through three uniformly distributed rear irons, two rear core plates are embedded in parallel on the rear mold plate, a first cavity and a second cavity which are arranged left and right are formed after the two rear core plates and the two front core plates of the front mold set are assembled, and the two rear core plates respectively correspond to a semi-finished product and a finished product of the water cup holder cover plate, and can exchange positions after the two rear core plates are opened and then rotate for 180 degrees along with the rear mold set in situ;
an ejector plate is respectively arranged between two adjacent rear irons of the rear module, sliding guide is realized by the ejector plates through a plurality of guide posts arranged between the rear bottom plate and the rear template, a plurality of ejector pins and a plurality of slide way seats are respectively arranged on each ejector plate, diagonal draw bars are slidably arranged on the slide way seats, and the front ends of the ejector pins and the diagonal draw bars respectively penetrate through the rear template and the rear core plate and are inserted into corresponding cavities;
A sliding plate capable of sliding back and forth is arranged between the rear bottom plate and each thimble plate, sliding guide is realized by a plurality of guide rods arranged between the rear bottom plate and the rear template, two reset rods and a plurality of special-shaped thimbles which are symmetrically arranged are fixed on the sliding plate, the reset rods and the special-shaped thimbles respectively penetrate through the thimble plates, the rear template and the rear core plate, and the reset rods are propped against the front core plate of the front module; the two ends of the sliding plate are respectively propped against the inner ends of the two lever pressing blocks, the outer ends of the two lever pressing blocks are respectively propped against a needle returning rod, the needle returning rods penetrate through the rear iron and the rear template and are propped against the front template of the front module, the special-shaped thimble corresponding to the first cavity is inserted into the corresponding first cavity under the pushing of the needle returning rod after the die assembly and is used for plugging a soft rubber injection through hole of a semi-finished product formed during the first injection molding, and the special-shaped thimble corresponding to the second cavity is withdrawn from the corresponding second cavity under the pushing of the reset rod after the die assembly and is used for forming a soft rubber groove on the front surface of the finished product during the second injection molding.
As a further preferable mode, two rear driving oil cylinders are respectively arranged at two ends of each ejector plate corresponding to two sides of the rear template, and one ends of cylinder rods of the two rear driving oil cylinders are respectively connected with two ends of the corresponding ejector plates and used for driving the ejector plates to slide back and forth.
Preferably, the front end of the diagonal draw bar is hooked so as to catch the semi-finished product and the finished product of the water cup frame cover plate during demolding.
As a further preference, inserts are provided in the through holes of the rear form corresponding to diagonal draw bars which pass through the inserts by sliding clearance fit.
As a further preferable mode, a groove is formed in the outer edge of the needle return rod close to the front end, a positioning clamping plate is fixed to the front end of a through hole of the back template, corresponding to the needle return rod, through a screw, one end of the positioning clamping plate is inserted into the groove, and sliding limiting of the needle return rod is achieved.
The front module comprises a front bottom plate, a splitter plate and a fixing plate which are fixedly connected in sequence, wherein the front template is fixedly connected on the fixing plate through three uniformly distributed front irons, two front core plates are fixedly embedded in parallel on the front template, a front ejector plate is slidably mounted between two adjacent front irons through front guide posts arranged between the front template and the fixing plate, a plurality of straight ejector rods are fixedly arranged on the front ejector plate and are slidably mounted with a plurality of inclined ejector rods, the straight ejector rods and the inclined ejector rods penetrate through the front template and the front core plate respectively, ejector blocks are arranged at the front ends of the inclined ejector rods respectively, and the ejector blocks are movably embedded into the front core plate.
As a further preferable mode, a slide way seat is arranged on the front ejector pin plate corresponding to the rear end of each inclined ejector pin, and the rear ends of the inclined ejector pins are respectively arranged in the slide grooves corresponding to the slide way seats in a sliding manner through sliding blocks.
As a further preference, two glue injection holes are symmetrically arranged on the front bottom plate, and are respectively communicated with the first cavity and the second cavity through a plurality of glue injection channels arranged on the splitter plate, the fixed plate and the front template and are respectively used for injecting hard glue and soft glue.
The beneficial effects of the invention are as follows:
1. The back module comprises a back bottom plate, a back template is fixedly connected on the back bottom plate through three uniformly distributed back iron, two back core plates are embedded in parallel on the back template, a left-right arranged first cavity and a second cavity are formed after the two back core plates and the two front core plates of the front module are clamped, the left-right arranged first cavity and the second cavity respectively correspond to semi-finished products and finished products of the water cup holder cover plate, a special-shaped thimble corresponding to the first cavity is inserted into the corresponding first cavity under the pushing of the needle return rod after the clamping, so that a soft rubber injection through hole of the semi-finished product formed during the first injection can be plugged, only a hard rubber part of the water cup holder cover plate can be formed during the first injection is ensured, the special-shaped thimble corresponding to the second cavity is pushed by the reset rod after the clamping, so that a soft rubber groove on the front surface of a finished product during the second injection is formed, the second injection is formed after the two back core plates are opened, the back mold is rotated 180 degrees in place, and the semi-finished products formed after the first injection are subjected to the second cavity to form a soft rubber part of the water cup holder cover plate through the second cavity, and the soft rubber part of the soft rubber of the water cup holder cover plate can be formed through the second cavity, and the soft rubber injection process of the double-color injection can be formed through a set of the soft rubber injection mold.
2. The injection molding period of the product is shortened, the injection molding time of a single product can be finished only by 60S, and the time cost of manpower and machines is saved.
3. The product is formed in one step through a double-color injection molding machine, so that the secondary workpiece taking and placing process is reduced, and the defect of the product caused by damage to the surface of the product is avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a left side view of fig. 1.
Fig. 4 is a right side view of fig. 1.
Fig. 5 is a cross-sectional view A-A of fig. 4.
Fig. 6 is a B-B cross-sectional view of fig. 4.
Fig. 7 is a right side view of the rear module of fig. 1.
Fig. 8 is a C-C cross-sectional view of fig. 7.
FIG. 9 is a schematic view of the assembly of the reset lever, shaped ejector pin and return pin of the present invention.
Fig. 10 is a schematic view of a water cup holder cover plate product according to the present invention.
Fig. 11 is a rear view of fig. 10.
In the drawing, a rear bottom plate 1, a rear iron 2, a rear template 3, a front bottom plate 4, a splitter plate 5, a fixed plate 6, a front iron 7, a front template 8, a front driving cylinder 9, a rear driving cylinder 10, a clamping guide post 11, a slide seat 12, a diagonal draw bar 13, a ejector plate 14, a guide post 15, a front ejector plate 16, a pressing plate 17, a front guide post 18, a glue injection hole 19, a slide seat 20, a glue injection channel 21, a diagonal ejector rod 22, a rear core plate 23, an insert 24, an ejector block 25, a front core plate 26, a straight ejector rod 27, a straight ejector pin 28, an ejector pin 29, a first cavity 30, a second cavity 31, a return pin rod 32, a sliding plate 33, a guide rod 34, a return rod 35, a special-shaped ejector pin 36, a lever seat 37, a lever press block 38, a return rod 39, a positioning clamp 40, a hard glue part 41 and a soft glue part 42 are shown.
Detailed Description
The invention relates to a double-color injection mold for a water cup holder cover plate at a central control position of an automobile, which is shown in fig. 1-7, and comprises a front mold set and a rear mold set which are arranged front and back, wherein the rear mold set comprises a rear bottom plate 1, three rear irons 2 are uniformly and fixedly arranged on the rear bottom plate 1 through bolts, a rear mold plate 3 is fixedly supported by the three rear irons 2, two rear core plates 23 are fixedly embedded in parallel on the rear mold plate 3, a first cavity 30 and a second cavity 31 which are arranged left and right are formed after the two rear core plates 23 and two front core plates 26 of the front mold set are clamped, and correspond to a semi-finished product and a finished product of the water cup holder cover plate respectively, and the two rear core plates 23 can exchange positions and are matched with the two front core plates 26 of the front mold set after the rear mold set is rotated in situ for 180 degrees after the mold is opened;
An ejector plate 14 is respectively arranged between two adjacent rear irons 2 of the rear module, the ejector plates 14 are respectively and slidably guided through four guide posts 15 symmetrically fixed between the rear bottom plate 1 and the rear template 3, a plurality of ejector pins 29 and a plurality of slide seats 12 which are horizontally arranged are respectively fixed on each ejector plate 14, in the embodiment, inclined pull rods 13 which are obliquely arranged are slidably arranged in sliding grooves on the slide seats 12 by taking six ejector pins 29 and five slide seats 12 as examples, the front ends of the ejector pins 29 and the inclined pull rods 13 respectively penetrate through the rear template 3 and the rear core plate 23 and are inserted into corresponding cavities, insert blocks 24 are arranged in through holes of the rear template 3 corresponding to the inclined pull rods 13, the inclined pull rods 13 penetrate through the insert blocks 24 in a sliding clearance fit mode, and the front ends of the inclined pull rods 13 are hooked so as to catch semi-finished products and finished products of the water cup holder plates during demolding, and smooth demolding is ensured;
As shown in fig. 8 and 9, a sliding plate 33 capable of sliding back and forth is respectively arranged between the rear bottom plate 1 and each ejector plate 14, sliding guiding is realized by a plurality of guide rods 34 arranged between the rear bottom plate 1 and the rear template 3, two reset rods 35 and a plurality of special-shaped ejector pins 36 which are symmetrically arranged are fixed on the sliding plate 33, in the embodiment, five special-shaped ejector pins are taken as an example, the reset rods 35 and the special-shaped ejector pins 36 respectively penetrate through the ejector plate 14, the rear template 3 and the rear core plate 23, the reset rods 35 are propped against the front core plate 26 of the front die set, a pair of lever seats 37 are symmetrically fixed at two ends of the sliding plate 33 on the rear bottom plate 1 respectively, the lever seats 37 are respectively inserted into rectangular holes arranged on the rear bottom plate 1 and are fixed by screws, two lever pressing blocks 38 are symmetrically hinged on the pair of lever seats 37 by pin shafts, two ends of the sliding plate 33 respectively prop against the inner ends of the two lever pressing blocks 38, the outer ends of the two pressing blocks 38 respectively prop against the needle return rods 32, the two ejector pins 32 respectively penetrate through the rear iron 2 and the rear template 3 and push the corresponding first ejector pins 36 to the front half-shaped ejector pins 31 to the front half-mold cavities 31 to form corresponding second injection molding cavities of the first injection molding cavities and second injection molding cavities which correspond to the second soft mold cavities 30 and form corresponding second injection molding cavities 30;
a groove is formed in the outer edge of the needle return rod 32 near the front end, a positioning clamping plate 40 is fixed at the front end of the through hole of the back template 3 corresponding to the needle return rod through a screw, and one end of the positioning clamping plate is inserted into the groove and used for realizing sliding limit of the needle return rod;
Two rear driving oil cylinders 10 are respectively arranged at two sides of the rear template 3 corresponding to two ends of each ejector plate 14, and one ends of cylinder rods of the two rear driving oil cylinders 10 are respectively connected at two ends of the corresponding ejector plates 14 and are used for driving the ejector plates 14 to slide back and forth so as to drive the ejector pins and the diagonal draw bars 13 to push the finished workpiece, so that the finished workpiece is taken down. Four matched rectangular grooves and rectangular bosses are respectively arranged at four corners of the rear template 3 and the front template 8, four die closing guide posts 11 are symmetrically fixed at the four corners of the rear template 3, and the front ends of the die closing guide posts 11 are respectively inserted into the front template 8 through clearance fit and used for guiding during die closing.
The front module comprises a front bottom plate 4, a splitter plate 5 and a fixed plate 6 which are sequentially fixedly connected through bolts, wherein the front template 8 is fixedly connected on the fixed plate 6 through three uniformly distributed front irons 7, two front core plates 26 are fixedly embedded in parallel on the front template 8, a front ejector pin plate 16 is slidably mounted between the two adjacent front irons 7 through four front guide posts 18 respectively fixed between the front template 8 and the fixed plate 6, a plurality of horizontally arranged return rods 39, straight ejector pins 28 and straight ejector pins 27 are respectively fixed on the front ejector pin plate 16 through a pressing plate 17 and a plurality of obliquely arranged inclined ejector rods 22 are slidably mounted on the front ejector pin plate 16, the return rods 39 are four arranged near four corners of the pressing plate 17 and respectively pass through the front template 8 to be propped against the rear template 3, the straight ejector pins 27 and the inclined ejector rods 22 respectively pass through the front template 8 and the front core plates 26, ejector pins 25 are respectively fixed at the front ends of the straight ejector pins 27 and the inclined ejector pins 22, the ejector pins 25 are movably embedded in the front core plates 26, a plurality of horizontally arranged return rods 39, straight ejector pins 28 and inclined ejector pins 22 are respectively fixed at the rear ends of the front ejector pins 22 respectively and slide blocks 20 respectively and slide in slide ways 20 respectively;
Two front driving oil cylinders 9 are respectively fixed at two ends of each ejector plate corresponding to two sides of the front template 8, and one ends of cylinder rods of the two front driving oil cylinders 9 are respectively connected at two ends of the corresponding front ejector plate 16 and are used for driving the front ejector plate 16 to slide back and forth so as to drive the straight ejector rods 27 and the inclined ejector rods 22 to push the workpiece to assist in die opening.
Two glue injection holes 19 are symmetrically arranged on the front bottom plate 4, and the two glue injection holes 19 are respectively communicated with the first cavity 30 and the second cavity 31 through a plurality of glue injection channels 21 arranged on the flow distribution plate 5, the fixed plate 6 and the front template 8 and are respectively used for injecting hard glue and soft glue.
When the injection molding machine works, the front module and the rear module of the injection molding mold are correspondingly arranged on a fixed template and a movable template of the double-color injection molding machine respectively, the double-color injection molding machine is started to drive the rear module to move forwards and to be matched with the front module, the needle return rods 32 corresponding to the two sides of the first cavity 30 are pushed by the front template 8 to move backwards during the matched mold, the front ends of the special-shaped ejector pins 36 corresponding to the first cavity 30 are driven by the lever pressing blocks 38 to be inserted into the corresponding first cavity 30, so as to block a soft rubber injection through hole of a semi-finished product formed during the first injection molding;
The method comprises the steps of controlling a movable template of a double-color injection molding machine to drive a rear module to retract, driving a semi-finished workpiece to move later under the action of an inclined pull rod 13 during the retracting, simultaneously starting a front driving oil cylinder 9, driving a front ejector plate 16 to move later, driving a straight ejector rod 27 and an inclined ejector rod 22 to push the workpiece to assist in mold opening, controlling the movable template to rotate 180 degrees in situ after resetting, enabling the semi-finished workpiece in a first cavity to correspond to a second cavity of the front module, controlling the movable template of the double-color injection molding machine to drive the rear module to move forward and the front module to clamp again, driving a sliding plate 33 to move backward under the action of a front core plate 26 of the front module by a reset rod 35 during the clamping, enabling a special-shaped ejector pin 36 corresponding to the second cavity 31 to withdraw from a corresponding second cavity 31 after clamping, so as to open a soft rubber injection through hole of a semi-finished workpiece formed during the first injection molding, forming a soft rubber groove on the front surface of the finished workpiece during the second injection molding, starting injection molding, enabling soft rubber to enter a soft rubber part 42 of a cover plate of the water cup holder through a rubber injection hole 19 corresponding to the second cavity 31 into the second cavity through a rubber injection hole 21, and forming a soft rubber part 42 of the cover plate of the water cup holder after curing, and forming the finished workpiece of the water cup holder after curing.
Finally, the movable template of the double-color injection molding machine is controlled to drive the rear die set to withdraw and open the die, the front driving oil cylinder 9 is started to push the front ejector plate 16 to move backwards during die opening to drive the straight ejector rod 27 and the inclined ejector rod 22 to push the workpiece to assist in die opening, and after die opening, the rear driving oil cylinder 10 is started, the ejector pin 14 drives the ejector pin and the inclined pull rod 13 to push the finished workpiece, so that the finished workpiece can be taken down, as shown in fig. 10 and 11.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. The double-color injection mold for the water cup holder cover plate of the automobile center control position comprises a front mold set and a rear mold set which are arranged front and back, and is characterized in that the rear mold set comprises a rear bottom plate, a rear mold plate is fixedly connected to the rear bottom plate through three uniformly distributed rear irons, and two rear core plates are embedded in parallel on the rear mold plate;
an ejector plate is respectively arranged between two adjacent rear irons of the rear module, sliding guide is realized by the ejector plates through a plurality of guide posts arranged between the rear bottom plate and the rear template, a plurality of ejector pins and a plurality of slide way seats are respectively arranged on each ejector plate, diagonal draw bars are slidably arranged on the slide way seats, and the front ends of the ejector pins and the diagonal draw bars respectively penetrate through the rear template and the rear core plate and are inserted into corresponding cavities;
A sliding plate capable of sliding back and forth is arranged between the rear bottom plate and each thimble plate, sliding guide is realized by a plurality of guide rods arranged between the rear bottom plate and the rear template, two reset rods and a plurality of special-shaped thimbles which are symmetrically arranged are fixed on the sliding plate, the reset rods and the special-shaped thimbles respectively penetrate through the thimble plates, the rear template and the rear core plate, and the reset rods are propped against the front core plate of the front module; the two ends of the sliding plate are respectively propped against the inner ends of the two lever pressing blocks, the outer ends of the two lever pressing blocks are respectively propped against a needle returning rod, the needle returning rods penetrate through the rear iron and the rear template and are propped against the front template of the front module, the special-shaped thimble corresponding to the first cavity is inserted into the corresponding first cavity under the pushing of the needle returning rod after the die assembly and is used for plugging a soft rubber injection through hole of a semi-finished product formed during the first injection molding, and the special-shaped thimble corresponding to the second cavity is withdrawn from the corresponding second cavity under the pushing of the reset rod after the die assembly and is used for forming a soft rubber groove on the front surface of the finished product during the second injection molding.
2. The double-shot injection mold for the water cup holder cover plate at the central control position of the automobile of claim 1, wherein two rear driving oil cylinders are respectively arranged at two ends of each ejector plate corresponding to two sides of the rear template, and one ends of cylinder rods of the two rear driving oil cylinders are respectively connected with two ends of the corresponding ejector plate and used for driving the ejector plate to slide forwards and backwards.
3. The double-shot injection mold for the water cup holder cover plate at the central control position of the automobile as set forth in claim 1, wherein the front end of the diagonal draw bar is hooked so as to hook the semi-finished product and the finished product of the water cup holder cover plate during demolding.
4. The double-colored injection mold of a car central control position drinking cup frame apron according to claim 1 or 3, wherein insert is arranged in the through hole of the corresponding diagonal draw bar on the back template, and the diagonal draw bar passes through the insert through sliding clearance fit.
5. The double-shot injection mold for the water cup holder cover plate of the automobile center control position of claim 1, wherein a groove is formed in the outer edge of the needle return rod close to the front end of the needle return rod, a positioning clamping plate is fixed to the front end of a through hole of the back mold plate, corresponding to the needle return rod, through a screw, and one end of the positioning clamping plate is inserted into the groove and used for achieving sliding limit of the needle return rod.
6. The double-colored injection mold of water glass stand apron of accuse position in car of claim 1, wherein preceding module includes preceding bottom plate, flow distribution plate and fixed plate of rigid coupling in proper order, through three preceding irons rigid coupling of equipartition on the fixed plate preceding template, two preceding core boards of parallel fixed embedding on preceding template, respectively through the preceding guide pillar slidable mounting of setting up between preceding template and fixed plate in two adjacent preceding irons have a preceding ejector pin board, are fixed with many straight ejector pins and slidable mounting respectively on preceding ejector pin board and have many oblique ejector pins, and straight ejector pin and oblique ejector pin pass preceding template and preceding core board respectively to be equipped with the kicking block respectively in the front end of oblique ejector pin, the kicking block activity is embedded in the preceding core.
7. The double-shot injection mold for the water cup holder cover plate at the central control position of the automobile of claim 6, wherein a slide seat is respectively arranged on the front ejector plate corresponding to the rear end of each inclined ejector rod, and the rear ends of the inclined ejector rods are respectively arranged in the slide grooves of the corresponding slide seats in a sliding manner through sliding blocks.
8. The double-shot injection mold for the water cup holder cover plate of the automobile center control position of claim 6, wherein two glue injection holes are symmetrically formed in the front bottom plate and are respectively communicated with the first cavity and the second cavity through a plurality of glue injection channels formed in the splitter plate, the fixed plate and the front template and are respectively used for injecting hard glue and soft glue.
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| CN202111271188.XA CN113927836B (en) | 2021-10-29 | 2021-10-29 | A two-color injection mold for the cover of the water cup holder in the center console of a car |
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| CN216230505U (en) * | 2021-10-29 | 2022-04-08 | 锦州希尔达汽车零部件有限公司 | A two-color injection mold for a cover plate of a water cup holder in a central control position of an automobile |
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| CN201268066Y (en) * | 2008-09-17 | 2009-07-08 | 广东东亚电器有限公司 | Double-colored injection mould |
| CN104260287B (en) * | 2014-09-29 | 2017-02-01 | 苏州飞拓精密模具有限公司 | Double color injection mold for front frame of computer |
| CN204640687U (en) * | 2015-02-15 | 2015-09-16 | 宁波宝乐模塑有限公司 | A kind of bicolor injection mould |
| JP6587855B2 (en) * | 2015-08-03 | 2019-10-09 | 株式会社小糸製作所 | Injection molding method and mold |
| CN205588574U (en) * | 2016-01-29 | 2016-09-21 | 上海戈冉泊精模科技有限公司 | Injection mold of two - color plastic goods of equal difference of front and back mould |
| CN105856517B (en) * | 2016-06-02 | 2018-01-05 | 飞迅科技(苏州)有限公司 | Pitched roof mechanism in sliding block based on bicolor injection mould |
| JP7163044B2 (en) * | 2017-03-31 | 2022-10-31 | 住友重機械工業株式会社 | injection molding unit |
| CN107088989A (en) * | 2017-05-31 | 2017-08-25 | 锦州希尔达汽车零部件有限公司 | A kind of method of Automobile Dashboard undertray double-shot moulding |
| CN107839171B (en) * | 2017-12-06 | 2019-12-03 | 星威国际家居有限公司 | Intersect filled type dual-color plastic chair and is integrally formed injection mold |
| CN208197429U (en) * | 2018-05-07 | 2018-12-07 | 上海精磊塑料模具有限公司 | Bicolor injection mould |
| CN109159376B (en) * | 2018-09-27 | 2024-05-14 | 深圳市捷讯实业发展有限公司 | Injection mold and method for precise three-color automobile internal structural part |
| CN112757557A (en) * | 2021-01-21 | 2021-05-07 | 台州市黄岩星泰塑料模具有限公司 | Stepped ejection structure of injection mold for automobile door plate handle framework |
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Country or region after: China Address after: 121200 No.59 Dalinghe Industrial Park, Linghai City, Jinzhou City, Liaoning Province Applicant after: Hilda Automotive Parts (Liaoning) Co.,Ltd. Address before: 121200 No.59 Dalinghe Industrial Park, Linghai City, Jinzhou City, Liaoning Province Applicant before: JINZHOU SEALCOAT AUTOMOBILE PARTS Co.,Ltd. Country or region before: China |
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