CN117698036A - Multiple die closing injection molding process and full-electric injection molding machine thereof - Google Patents
Multiple die closing injection molding process and full-electric injection molding machine thereof Download PDFInfo
- Publication number
- CN117698036A CN117698036A CN202311870642.2A CN202311870642A CN117698036A CN 117698036 A CN117698036 A CN 117698036A CN 202311870642 A CN202311870642 A CN 202311870642A CN 117698036 A CN117698036 A CN 117698036A
- Authority
- CN
- China
- Prior art keywords
- mold
- die
- plate
- injection molding
- back plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001746 injection moulding Methods 0.000 title claims abstract description 51
- 239000000463 material Substances 0.000 claims abstract description 52
- 238000004513 sizing Methods 0.000 claims abstract description 24
- 239000000155 melt Substances 0.000 claims description 34
- 239000000853 adhesive Substances 0.000 claims description 32
- 230000001070 adhesive effect Effects 0.000 claims description 32
- 238000002347 injection Methods 0.000 claims description 28
- 239000007924 injection Substances 0.000 claims description 28
- 241001133184 Colletotrichum agaves Species 0.000 claims description 20
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 4
- 239000004033 plastic Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000047 product Substances 0.000 description 15
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Abstract
The invention discloses a multi-time die-closing injection molding process and an all-electric injection molding machine thereof, and the multi-time die-closing injection molding process comprises the following steps: step one: the mold back plate and the mold front plate move in opposite directions to form a mold cavity which is not completely combined, and a gap is formed between the mold back plate and the mold front plate; step two: injecting a portion of the molten gum material into the mold cavity; step three: the back plate and the front plate of the die move further towards each other to reduce the gap so as to extrude the molten sizing material in the die cavity and exhaust gas; step four: and (3) repeating the second and third steps after the back plate and the front plate of the die move in a reverse reset mode to enlarge the gap until the molten sizing material fills the die cavity and then the die cavities are completely combined to obtain the injection molding product. The molten rubber is injected into the die cavity in a plurality of times, the rear plate of the die is matched with the compressed molten rubber, and the gas in the molten rubber injected for a plurality of times is extruded and discharged until the molten rubber fills the die cavity and all the gas is discharged, so that the quality and the production efficiency of the plastic product are improved.
Description
Technical Field
The invention relates to the technical field of plastic product forming processes, in particular to a multiple die closing injection molding process and an all-electric injection molding machine thereof.
Background
The injection molding process is a process in which molten sizing material is subjected to operations such as pressurization, injection, cooling, separation and the like to obtain a semi-finished product with a certain shape. And (3) after the mold is closed, a mold cavity is formed, the injection table mechanism grinds the sizing material into molten sizing material, the molten sizing material is injected into the mold cavity, and after cooling molding, the mold is opened, so that the plastic product is obtained. During injection molding, more or less gas is present inside the molten compound, which gas, if not vented, can affect product quality. The thick-wall plastic products are easy to produce inferior products due to factors such as exhaust, internal stress and the like, and the product quality is easy to be influenced. The mold structure is required to be modified to meet the production of thick-wall plastic products, so that the production efficiency is greatly reduced and the production cost is greatly increased.
Disclosure of Invention
The invention aims to provide a multi-time mold closing injection molding process and a full-electric injection molding machine thereof, when a mold is not completely closed, molten rubber is injected into a mold cavity for multiple times, a mold back plate is matched with compressed molten rubber, gas in the molten rubber injected each time is extruded and discharged until the molten rubber fills the mold cavity and all the gas in the rubber is discharged, and the quality of a plastic product is improved when the molten rubber is cooled and molded to prepare the plastic product.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows: a multiple mold closing injection molding process comprising the steps of:
step one: the mold back plate and the mold front plate move in opposite directions to form a mold cavity which is not completely combined, and a gap is formed between the mold back plate and the mold front plate;
step two: injecting a portion of the molten gum material into the mold cavity;
step three: the back plate and the front plate of the die move further towards each other to reduce the gap so as to extrude the molten sizing material in the die cavity and exhaust gas;
step four: and (3) repeating the second and third steps after the back plate and the front plate of the die move in a reverse reset mode to enlarge the gap until the molten sizing material fills the die cavity and then the die cavities are completely combined to obtain the injection molding product.
According to the technical scheme, the mold back plate moves towards the direction of the mold front plate, the mold back plate and the mold front plate are combined to form a non-fully-combined mold cavity, a certain gap is reserved between the mold back plate and the mold front plate, part of molten sizing material is injected into the mold cavity, the mold back plate moves towards the direction of the mold front plate, the molten sizing material is extruded to discharge gas therein, and the gas of the molten sizing material sequentially injected into the mold cavity is discharged completely through repeated times, so that the gas discharge effect on the molten sizing material is good, and the quality of the sizing material after final cooling molding is good.
In the above-mentioned multiple-mold injection molding process, the gap in the first step and the gap in the fourth step are the same initial gap Δs, and the gap in the third step is an extrusion gap Δsn smaller than the initial gap Δs.
In the repeated mold closing injection molding process, in the second and third steps, the mold back plate moves towards the direction of the mold front plate, when the molten rubber is extruded, the clearance between the mold back plate and the mold front plate is delta Sn (delta Sn < delta S), and after the injected gas of the molten rubber is discharged, the mold back plate is reset to the clearance delta S between the mold back plate and the mold front plate. The molten rubber material is injected into the die cavity, the die back plate moves towards the die front plate, the molten rubber material is extruded, gas in the molten rubber material is discharged, and the die back plate is reset to the position of a gap delta S between the die back plate and the die front plate after the gas is discharged, so that the molten rubber material is waited to be continuously injected.
In the repeated steps two and three, the back plate of the mould discharges the melted sizing material filled in the mould cavity in an extrusion mode, and then the back plate of the mould moves towards the front plate of the mould to compact the melted sizing material, and the injection molding product is obtained through cooling molding. Repeatedly injecting molten rubber and extruding the molten rubber, after the molten rubber is filled in the die cavity, extruding and exhausting gas in the molten rubber by the die back plate, tightly attaching the die back plate to the die front plate, compacting the molten rubber, and cooling to obtain the required injection molding product.
In the multi-mold closing injection molding process, the mold back plate and/or the mold front plate are/is provided with the electronic ruler which is used for detecting the gap delta S between the mold back plate and the mold front plate. The position of the rear plate of the die can be accurately controlled by measuring through an electronic ruler, and the compression position and pressure of the molten sizing material extruded by the rear plate of the die can be accurately controlled.
The repeated die assembly injection molding process comprises a die assembly servo motor and a die assembly screw rod, wherein the die assembly servo motor is connected with a die rear plate through the die assembly screw rod and drives the die rear plate to reciprocate relative to a die front plate. The die assembly servo motor drives the die back plate to move relative to the die front plate, so that die assembly is realized to form a die cavity, and the molten sizing material injected for multiple times is extruded and exhausted.
In the repeated die assembly injection molding process, the side part of the front plate of the die is provided with the melt adhesive cylinder, the melt adhesive cylinder is internally provided with the injection screw rod, and the injection screw rod rotates and axially reciprocates in the melt adhesive cylinder. The granular and split-molded rubber is ground to form molten rubber through the rotary motion of an injection screw in the melt adhesive cylinder, the molten rubber is conveyed towards the front nozzle of the melt adhesive cylinder, and when the injection screw axially moves in the melt adhesive cylinder, the molten rubber is ejected from the front nozzle of the melt adhesive cylinder and is injected into a die cavity.
The invention also provides an all-electric injection molding machine which is applied to the multi-mold-closing injection molding process and comprises a mold closing tail plate, a mold closing head plate, a mold closing servo motor and a melt adhesive cylinder, wherein a mold back plate and a mold front plate are arranged between the mold closing tail plate and the mold closing head plate, the mold closing servo motor is arranged on the mold closing tail plate, the mold closing servo motor is in threaded connection with the mold back plate through a mold closing screw rod, the mold front plate and the melt adhesive cylinder are arranged on two sides of the mold closing head plate, and a mold cavity formed by mold closing of the mold back plate and the mold front plate is communicated with the melt adhesive cylinder.
The full-electric injection molding machine provided by the invention has the advantages that the die front plate is arranged on one side of the die clamping head plate and is opposite to the die rear plate, the melt adhesive cylinder is arranged on the other side of the die clamping head plate and is used for conveying molten rubber material to a die cavity formed when the die rear plate and the die front plate are clamped, the die clamping servo motor drives the die rear plate to move close to the die front plate to be clamped through the die clamping screw rod, the gap between the die rear plate and the die front plate is detected through the electronic ruler, the position of the die rear plate can be accurately controlled, the compression position and the compression pressure of the die rear plate for extruding the molten rubber material can be accurately controlled, and the whole discharge of the gas in the molten rubber material is realized through repeated rubber injection and repeated rubber material extrusion, so that the quality of plastic products is improved and the production quality is improved.
The electronic ruler for detecting the clearance between the die back plate and the die front plate is arranged on the die back plate and the die front plate of the full-electric injection molding machine. The electronic ruler is used for detecting the gap between the rear plate of the die and the front plate of the die, can accurately control the position of the rear plate of the die, and accurately control the compression position and pressure of the rear plate of the die for extruding molten rubber.
The full-electric injection molding machine is characterized in that a die clamping movable plate is arranged between the die clamping tail plate and the die clamping head plate, the die clamping servo motor is connected with the die clamping movable plate through the die clamping screw rod, and the die rear plate is arranged on the die clamping movable plate. The die assembly servo motor drives the die assembly movable plate to reciprocate between the die assembly tail plate and the die assembly head plate, and the die assembly movable plate drives the die back plate to move, so that the die back plate moves opposite to or away from the die front plate, and die opening and die assembly are realized.
The full-electric injection molding machine is characterized in that the lower part of the die assembly movable plate is provided with the die assembly linear guide rail, and the die assembly movable plate can horizontally move along the die assembly linear guide rail. The mold closing linear guide rail supports the reciprocating motion of the mold closing movable plate.
The injection screw rod is arranged in the melt adhesive cylinder, and can rotate in the melt adhesive cylinder and axially reciprocate in a linear mode. The injection screw rotates in the melt adhesive cylinder, the granular and powdery sizing materials are ground to form molten sizing materials, and the molten sizing materials are ejected from an ejection nozzle at the front end of the melt adhesive cylinder.
The full-electric injection molding machine is characterized in that the die clamping tail plate and the die clamping head plate are connected through the pull rod, and the outer end of the pull rod is provided with the nut for locking.
The beneficial effects obtained by the invention are as follows: the gap between the rear die plate and the front die plate is controlled, the molten rubber is injected into the die cavity for multiple times, the rear die plate moves towards the front die plate to extrude the molten rubber, the die is reset to the initial die-closing position after extrusion and exhaust are completed, the extrusion action is repeated when the next molten rubber is injected, and the gas in the molten rubber is completely exhausted through multiple times of extrusion, so that the molten rubber is high in cooling and forming quality and free of bubbles.
Drawings
FIG. 1 is a flow chart of steps for implementing a multiple-shot injection molding process according to an embodiment of the present invention;
FIG. 2 is a schematic view of an electric injection molding machine according to an embodiment of the present invention;
FIG. 3 is a schematic view showing a structure in which a clearance between a mold back plate and a mold front plate is ΔS in an embodiment of the present invention;
FIG. 4 is an enlarged view of the structure of the mold back plate and the mold front plate of FIG. 3 forming a mold cavity;
FIG. 5 is a schematic view of the structure of a first injection of molten rubber in accordance with an embodiment of the present invention;
FIG. 6 is an enlarged view of the structure of the mold cavity of FIG. 5;
FIG. 7 is a schematic view of a structure in which the back plate of the mold compresses molten rubber, and the gaps between the back plate of the mold and the front plate of the mold are at the position DeltaS 1;
FIG. 8 is an enlarged view of the structure of the mold back plate and the mold front plate of FIG. 7 forming a mold cavity;
FIG. 9 is a schematic view showing the back plate of the mold retracted to a position with a clearance of DeltaS from the front plate of the mold according to the embodiment of the present invention;
FIG. 10 is a schematic illustration of the structure of a second injection of molten gum material in accordance with an embodiment of the present invention;
FIG. 11 is a schematic view of a structure of a mold back plate compressing molten rubber, a mold back plate and a mold front plate with a gap ΔS2 in accordance with an embodiment of the present invention;
FIG. 12 is an enlarged view of the structure of the mold back plate and the mold front plate of FIG. 11 forming a mold cavity;
FIG. 13 is a schematic view of the structure of an embodiment of the present invention after the molten gum material has been filled into the mold cavity.
Reference numerals illustrate: the mold clamping servo motor 1, the mold back plate 2, the mold front plate 3, the mold cavity 4, the electronic ruler 5, the molten rubber 6, the mold clamping tail plate 7, the mold clamping head plate 8, the melt adhesive cylinder 9, the mold clamping screw rod 10, the pull rod 11, the nut 12, the mold clamping movable plate 13, the mold clamping linear guide rail 14 and the injection screw rod 15.
Detailed Description
The invention is further described below with reference to the drawings and the detailed description.
Referring to fig. 1 to 13, a multiple die injection molding process includes the steps of:
step one: the mold back plate 2 and the mold front plate 3 move towards each other to form a mold cavity 4 which is not completely combined, and a gap is formed between the mold cavity 4 and the mold back plate; as shown in fig. 3 and 4, the clearance between the mold back plate 2 and the mold front plate 3 is an initial clearance Δs;
step two: injecting a portion of molten gum material 6 into the mold cavity 4; as shown in fig. 5 and 6, the injection of the molten rubber compound 6 is started;
step three: the back plate 2 and the front plate 3 are moved further towards each other to reduce the gap so as to squeeze the melted sizing material 6 in the die cavity 4 and discharge the gas; as shown in fig. 7 and 8, the back plate 2 and the front plate 3 are close to each other to reduce the gap therebetween, and the molten rubber 6 injected into the cavity 4 is extruded;
step four: repeating the second and third steps after the back plate 2 and the front plate 3 are reset reversely to enlarge the gap until the molten sizing material 6 fills the cavity 4 and then the cavity 4 is completely combined to obtain an injection molding product; as shown in fig. 11, 12 and 13, the steps two and three are repeated, the molten rubber is repeatedly injected and the rear mold plate 2 is controlled to move towards the front mold plate 3 to reduce the gap to squeeze the molten rubber, until the molten rubber 6 fills the mold cavity 4, and then the rear mold plate 2 and the front mold plate 3 are completely combined, and the molten rubber is compacted to be cooled and molded.
In this embodiment, the cavity 4 formed by the front mold plate 3 and the rear mold plate 2 is in communication with a melt cylinder 9 provided at the outer end of the front mold plate 3, and the melt cylinder 9 has the molten rubber 6 therein to be injected into the cavity 4 when the injection screw 15 is pressed.
The gap in the first and fourth steps is the same initial gap Δs, and the gap in the third step is the extrusion gap Δsn smaller than the initial gap Δs.
In repeating the second and third steps, the mold back plate 2 moves toward the mold front plate 3, and when the molten rubber 6 is extruded, the clearance between the mold back plate 2 and the mold front plate 3 is Δsn (Δsn < Δs), and after the gas of the injected molten rubber 6 is discharged, the mold back plate 2 is reset to the clearance Δs position with the mold front plate 3.
In repeating the second and third steps, the mold back plate 2, after discharging the molten rubber 6 filled in the cavity 4 in an extrusion manner, moves the mold back plate 2 toward the mold front plate 3 to compact the molten rubber 6, and is cooled and molded to obtain an injection molded article.
An electronic ruler 5 is provided on the back plate 2 and/or the front plate 3, and the electronic ruler 5 is used for detecting a gap deltas between the back plate 2 and the front plate 3.
The embodiment of the invention comprises a die clamping servo motor 1 and a die clamping screw rod 10, wherein the die clamping servo motor 1 is connected with a die rear plate 2 through the die clamping screw rod 10, and drives the die rear plate 2 to reciprocate relative to a die front plate 3.
The side of the front plate 3 of the mould is provided with a melt adhesive cylinder 9, an injection screw 15 is arranged in the melt adhesive cylinder 9, and the injection screw 15 rotates and axially reciprocates in the melt adhesive cylinder 9.
The full-electric injection molding machine is applied to the multi-mold-closing injection molding process in the specific embodiment, and comprises a mold closing tail plate 7, a mold closing head plate 8, a mold closing servo motor 1 and a melt adhesive cylinder 9, wherein a mold back plate 2 and a mold front plate 3 are arranged between the mold closing tail plate 7 and the mold closing head plate 8, the mold closing servo motor 1 is arranged on the mold closing tail plate 7, the mold closing servo motor 1 is in threaded connection with the mold back plate 2 through a mold closing screw rod 10, the mold front plate 3 and the melt adhesive cylinder 9 are arranged on two sides of the mold closing head plate 8, and a mold cavity 4 formed by mold closing of the mold back plate 2 and the mold front plate 3 is communicated with the melt adhesive cylinder 9.
The back plate 2 and the front plate 3 are provided with an electronic ruler 5 for detecting the gap between the back plate 2 and the front plate 3.
A movable die closing plate 13 is arranged between the die closing tail plate 7 and the die closing plate 8, the die closing servo motor 1 is connected with the movable die closing plate 13 through a die closing screw rod 10, and the die back plate 2 is arranged on the movable die closing plate 13.
A clamping linear guide rail 14 is arranged below the clamping movable plate 13, and the clamping movable plate 13 can horizontally move along the clamping linear guide rail 14.
An injection screw rod 15 is arranged in the melt adhesive cylinder 9, and the injection screw rod 15 can rotate in the melt adhesive cylinder 9 and axially reciprocate in a straight line.
The die closing tail plate 7 is connected with the die closing plate 8 through a pull rod 11, and the outer end of the pull rod 11 is provided with a nut 12 for locking.
In the concrete implementation of the invention, the die assembly servo motor 1 drives the die assembly screw rod 10 to rotate so as to push the die assembly movable plate 13 to move, and the die assembly movable plate 13 drives the die rear plate 2 to be tightly attached to the die front plate 3, so that the die cavity 4 is formed by the die rear plate 2 and the die front plate 3. When the electronic ruler 5 detects that the gap between the mold back plate 2 and the mold front plate 3 is delta S, the mold closing servo motor 1 provides motor torque to keep the position of the mold back plate 2 unchanged, then the injection screw 15 injects a part of molten rubber material 6 into the mold cavity 4, the injection screw 15 is fixed, the mold closing servo motor 1 drives the mold back plate 2 to move towards the mold front plate 3, the molten rubber material 6 in the mold cavity 4 is compressed, gas in the molten rubber material 6 is discharged until the electronic ruler 5 detects that the gap between the mold back plate 2 and the mold front plate 3 is delta S1 (delta S1 is less than delta S), then the mold closing servo motor 1 drives the mold back plate 2 to leave the mold front plate 3, and when the electronic ruler 5 detects that the gap between the mold back plate 2 and the mold front plate 3 is restored to delta S, the mold closing servo motor 1 provides torque to keep the position of the mold back plate 2 unchanged. The injection screw 15 continuously injects part of the molten rubber material 6 into the die cavity 4, the position of the injection screw 15 is kept still, the die clamping servo motor 1 drives the die back plate 2 to move towards the die front plate 3 again, the molten rubber material 6 filled in the die cavity 4 is compressed, and the gas in the molten rubber material is continuously discharged. When the electronic ruler 5 detects that the clearance between the die back plate 2 and the die front plate 3 is delta S2 (delta S2 < delta S), the die clamping servo motor 1 drives the die back plate 2 to leave the die front plate 3 until the clearance between the die back plate 2 and the die front plate 3 is restored to delta S. Repeating the steps until the molten rubber material fills the die cavity, providing torque by the die clamping servo motor 1, controlling the die back plate 2 to compress the molten rubber material 6, enabling the clearance between the die back plate 2 and the die front plate 3 to be delta Sn (delta Sn < delta S), providing torque by the die clamping servo motor 1 after the gas in the molten rubber material 6 and the die cavity 4 is completely discharged, controlling the die back plate 2 to be tightly attached to the die front plate 3, compacting the molten rubber material, and cooling and shaping to obtain a complete product.
In summary, the present invention has been described and illustrated in the specification, and has been made into practical samples and tested for multiple uses, and from the effect of the use test, it can be proved that the present invention can achieve its intended purpose, and the practical value is undoubted. The above embodiments are only for illustrating the present invention, and are not to be construed as limiting the invention in any way, and any person having ordinary skill in the art will realize that equivalent embodiments of partial changes and modifications can be made by using the disclosed technology without departing from the scope of the technical features of the present invention.
Claims (12)
1. The multi-die injection molding process is characterized by comprising the following steps of:
step one: the mold back plate (2) and the mold front plate (3) move towards each other to form a mold cavity (4) which is not completely combined, and a gap is formed between the mold cavity and the mold cavity;
step two: injecting a partially molten gum material (6) into the mould cavity (4);
step three: the back plate (2) and the front plate (3) are further moved towards each other to reduce the gap so as to squeeze the melted sizing material (6) in the die cavity (4) and discharge the gas;
step four: and (3) after the back plate (2) and the front plate (3) are reset reversely to expand the gap, repeating the second and third steps until the molten sizing material (6) fills the die cavity (4) and then the die cavity (4) is completely combined to obtain the injection molding product.
2. The multiple-clamp injection molding process of claim 1, wherein: the gap in the first and fourth steps is the same initial gap Δs, and the gap in the third step is the extrusion gap Δsn smaller than the initial gap Δs.
3. The multiple-clamp injection molding process of claim 2, wherein: in the repetition of the second and third steps, when the mold back plate (2) moves towards the direction of the mold front plate (3) and the molten rubber material (6) is extruded, the clearance between the mold back plate (2) and the mold front plate (3) is delta Sn (delta Sn < delta S), and after the gas of the injected molten rubber material (6) is discharged, the mold back plate (2) is reset to the clearance delta S position with the mold front plate (3).
4. A multiple-shot injection molding process according to claim 3, wherein: in the repetition of the second and third steps, after the molten rubber material (6) filled in the die cavity (4) is discharged in an extrusion mode, the die rear plate (2) moves towards the die front plate (3) to compact the molten rubber material (6), and the injection molded product is obtained through cooling molding.
5. The multiple die injection molding process according to any one of claims 1-4, wherein: an electronic ruler (5) is arranged on the rear die plate (2) and/or the front die plate (3), and the electronic ruler (5) is used for detecting a gap delta S between the rear die plate (2) and the front die plate (3).
6. The multiple die injection molding process of claim 5, wherein: the automatic mold clamping device comprises a mold clamping servo motor (1) and a mold clamping screw rod (10), wherein the mold clamping servo motor (1) is connected with a mold back plate (2) through the mold clamping screw rod (10) and drives the mold back plate (2) to reciprocate relative to a mold front plate (3).
7. The multiple-clamp injection molding process of claim 1, wherein: the side part of the front mold plate (3) is provided with a melt adhesive cylinder (9), an injection screw (15) is arranged in the melt adhesive cylinder (9), and the injection screw (15) rotates and axially reciprocates in the melt adhesive cylinder (9).
8. An all-electric injection molding machine, characterized in that: the full-electric injection molding machine is applied to the multi-time mold closing injection molding process according to any one of claims 1-7 and comprises a mold closing tail plate (7), a mold closing head plate (8), a mold closing servo motor (1) and a melt adhesive cylinder (9), wherein a mold back plate (2) and a mold front plate (3) are arranged between the mold closing tail plate (7) and the mold closing head plate (8), the mold closing servo motor (1) is arranged on the mold closing tail plate (7), the mold closing servo motor (1) is in threaded connection with the mold back plate (2) through a mold closing screw rod (10), the mold front plate (3) and the melt adhesive cylinder (9) are arranged on two sides of the mold closing head plate (8), and a mold cavity (4) formed by mold closing the mold back plate (2) and the mold front plate (3) is communicated with the melt adhesive cylinder (9).
9. The all-electric injection molding machine of claim 8, wherein: and an electronic ruler (5) for detecting the gap between the die back plate (2) and the die front plate (3) is arranged on the die back plate (2) and the die front plate (3).
10. The all-electric injection molding machine of claim 8, wherein: a movable die clamping plate (13) is arranged between the tail die clamping plate (7) and the head die clamping plate (8), the servo die clamping motor (1) is connected with the movable die clamping plate (13) through a die clamping screw rod (10), and the rear die plate (2) is arranged on the movable die clamping plate (13).
11. The all-electric injection molding machine of claim 8, wherein: a die-closing linear guide rail (14) is arranged below the die-closing movable plate (13), and the die-closing movable plate (13) can horizontally move along the die-closing linear guide rail (14).
12. The all-electric injection molding machine of claim 8, wherein: an injection screw rod (15) is arranged in the melt adhesive cylinder (9), and the injection screw rod (15) can rotate in the melt adhesive cylinder (9) and axially reciprocate in a straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311870642.2A CN117698036A (en) | 2023-12-29 | 2023-12-29 | Multiple die closing injection molding process and full-electric injection molding machine thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311870642.2A CN117698036A (en) | 2023-12-29 | 2023-12-29 | Multiple die closing injection molding process and full-electric injection molding machine thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117698036A true CN117698036A (en) | 2024-03-15 |
Family
ID=90149920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311870642.2A Pending CN117698036A (en) | 2023-12-29 | 2023-12-29 | Multiple die closing injection molding process and full-electric injection molding machine thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117698036A (en) |
-
2023
- 2023-12-29 CN CN202311870642.2A patent/CN117698036A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1319720C (en) | Polymer material extrusion injection shaping method and its device | |
| RU2387539C2 (en) | Device and method for production of plastic items | |
| CN113246400B (en) | Thermosetting plastic injection molding machine and use method thereof | |
| CN102490309A (en) | All-electric micro precise injection moulding machine | |
| CN113290775A (en) | Plasticizing injection molding device of exhaust type injection molding machine | |
| US4882117A (en) | Injection molding process for molten plastic | |
| KR100872323B1 (en) | Molding method and molding machine | |
| US4576775A (en) | Process for the preparation of injection molded-stretch formed thermoplastic resin articles | |
| US3969461A (en) | Transfer molding thermosetting polymeric material | |
| CN1846973A (en) | Composite wood-plastic material blow molding machine | |
| CN117698036A (en) | Multiple die closing injection molding process and full-electric injection molding machine thereof | |
| JP2923220B2 (en) | Method and apparatus for molding resin material containing long glass fiber | |
| CN214982692U (en) | Plasticizing injection molding device of exhaust type injection molding machine | |
| US3911075A (en) | Transfer molding thermosetting polymeric material | |
| JPH10100212A (en) | Injection molding machine | |
| CN101264653A (en) | High speed injection molding method and injection molding machine implementing the method | |
| JPH11198198A (en) | Injection molding die | |
| CN1307036C (en) | Control method for improving quality of extrusion injection shaping product | |
| JP3372766B2 (en) | Injection molding machine | |
| CN207240734U (en) | A kind of air-conditioning moulding injection mold with contraction distortion control | |
| JP2642993B2 (en) | Plastic molding method | |
| CN201036910Y (en) | High-speed injection machine | |
| CN108943589A (en) | It can changed molding machine injecting assembly for injection process raw material | |
| CN220883278U (en) | Plastic-wood board compression molding device | |
| CN201677477U (en) | Shrinkage compensating device for forming plastic gear cavity dies |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |