CN211074547U - Gate cutting device and injection mold - Google Patents
Gate cutting device and injection mold Download PDFInfo
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- CN211074547U CN211074547U CN201921155133.0U CN201921155133U CN211074547U CN 211074547 U CN211074547 U CN 211074547U CN 201921155133 U CN201921155133 U CN 201921155133U CN 211074547 U CN211074547 U CN 211074547U
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Abstract
The utility model provides a runner surely falls device and injection mold, the utility model discloses a runner surely falls the device and is formed the runner on the finished piece when being used for surely falling the shaping finished piece, this runner surely falls the device and locates on the injection mold of shaping finished piece, and this injection mold includes movable mould and cover half, this runner surely falls the device including setting firmly the driving piece on one of movable mould and cover half to and slide and locate the cutter unit on movable mould and the other of cover half, when movable mould and cover half die sinking, the driving piece has the removal for cutter unit, and be provided with drive unit between driving piece and cutter unit, because of drive unit, cutter unit is driven by the driving piece that removes, and makes cutter unit's blade can slide between finished piece and the runner, thereby can cut the runner. The runner surely falls the device can be by the die sinking action drive of mould, the runner of finished piece can be cut off automatically, the manufacturing cost of finished piece can be reduced.
Description
Technical Field
The utility model relates to an injection mold technical field, in particular to sprue surely falls device. The utility model discloses still relate to an injection mold who is provided with this runner surely to fall the device.
Background
The present injection moulding's finished piece is accomplishing the process of moulding plastics, takes out the product back in the mould, needs manual work or manipulator to get rid of the runner, and the mode of getting rid of the runner now has following shortcoming, increases the process alone and gets rid of the runner, because of having increased a process, can cause the cost to rise, and the manual mode of getting rid of the runner increases the cost of labor, relies on operation personnel's proficiency, and the defective products often can appear. The mode that the runner was got rid of to the manipulator can increase equipment cost to and subsequent equipment maintenance cost, because the shape difference of finished piece itself, runner shape difference moreover causes the product quality after the runner was got rid of to the manipulator not high, generally only is applicable to the not high condition of appearance requirement.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to a gate cutting device for conveniently removing a gate of a workpiece.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a runner surely falls device to be formed with the runner on the finished piece when surely falling the shaping finished piece, the runner surely falls the device and locates the shaping on the injection mold of finished piece, just injection mold includes movable mould and cover half, the runner adopts the formula runner of hiding, the runner surely falls the device and includes:
the driving piece is fixedly arranged on one of the movable die and the fixed die;
the cutter assembly is arranged on the other one of the movable die and the fixed die in a sliding mode relative to the driving piece, when the movable die and the fixed die are opened, the driving piece can move relative to the cutter assembly, and a driving unit is arranged between the driving piece and the cutter assembly; and because of the driving unit, the cutter component can be driven by the movable driving piece, so that the cutting edge of the cutter component slides between the workpiece and the pouring gate to separate the workpiece and the pouring gate.
Furthermore, the movable die is provided with an installation block, and an ejection assembly is connected with the installation block and is configured to fix the installation block on the movable die or eject the installation block in the movable die.
Furthermore, a guide hole penetrating through the mounting block is formed in the mounting block, and the cutter assembly slides in the guide hole in a guiding mode.
Furthermore, an elastic piece is arranged between the cutter component and the mounting block, and the elastic piece is configured to drive the cutter component to reset after the pouring gate is cut off.
Further, the elastic element comprises a spring abutting between the cutter assembly and the mounting block.
Further, a limiting unit is arranged between the cutter assembly and the mounting block, and the limiting unit is configured to limit the reset stroke of the cutter assembly.
Furthermore, the limiting unit comprises a long round hole formed in the cutter assembly and a limiting rod fixedly arranged on the mounting block, and the limiting rod can be inserted into the long round hole and can slide along the length direction of the long round hole.
Furthermore, a threaded hole which is arranged in a penetrating mode is formed in the side wall of the guide hole, and the limiting rod comprises a threaded section which is in threaded connection with the threaded hole and a sliding section which is connected with the threaded section and can be inserted into the long round hole.
Further, the drive unit includes a first profile configured on the drive member and a second profile configured on the cutter assembly; and the first molded surface and the second molded surface are obliquely arranged relative to the mold opening direction between the movable mold and the fixed mold, when the movable mold and the fixed mold are opened, the first molded surface moves along with the driving piece, and the second molded surface can be pushed by the moving first molded surface, so that the cutter assembly can slide in the direction orthogonal to the mold opening direction.
Compared with the prior art, the utility model discloses following advantage has:
gate surely falls device, the fixed driving piece that sets up on both of movable mould or cover half, and slidable sets up cutter unit spare on both another, make driving piece and cutter unit spare have relative movement when movable mould and cover half die sinking, and this cutter unit spare can slide by the removal drive of driving piece, and the blade of this cutter unit spare can slide between finished piece and the runner because of this cutter unit spare's slip, thereby the runner of finished piece cuts, the power of drive cutter unit spare action derives from the die sinking power of mould, need not increase equipment and provide power, the equipment investment has been reduced, the action that should cut the runner simultaneously is accomplished when the die sinking, production cycle has been reduced.
Another object of the present invention is to provide an injection mold, wherein the gate cutting device is disposed on the injection mold.
The utility model discloses an injection mold cuts off device with foretell runner has the same beneficial effect, no longer gives unnecessary details here.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural view of a gate cutting device according to a first embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a cross-sectional view taken at B-B of FIG. 2;
FIG. 4 is a side view of the cutter assembly;
fig. 5 is a schematic view illustrating the cooperation between the driving member and the cutter assembly during mold assembly according to the first embodiment of the present invention;
fig. 6 is a schematic view illustrating the cooperation between the driving member and the cutter assembly when the mold is opened according to the first embodiment of the present invention;
fig. 7 is a schematic view of a sprue cut-off device for removing a molded part according to a first embodiment of the present invention;
description of reference numerals:
1-fixed die, 2-movable die, 21-installation block, 211-fixed block, 212-limiting rod, 2121-thread section, 2122-sliding section, 2101-installation groove, 3-driving piece, 31-body, 32-driving rod, 321-first molded surface, 322-third molded surface, 4-cutter component, 41-sliding block, 411-second molded surface, 412-fourth molded surface, 4101-through hole, 4102-long circular hole, 42-cutter, 5-finished piece, 51-sprue, 6-ejection component, 61-oblique ejector rod, 62-supporting piece and 7-elastic piece.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example one
The present embodiment relates to a gate cutting device for cutting off a gate 51 formed on a molded article 5 when the article 5 is molded, the gate cutting device is provided on an injection mold of a molded article 5, and the injection mold includes a movable mold 2 and a stationary mold 1, as shown in fig. 1 to 7, the sprue cutting device comprises a driving part 3 fixedly arranged on one of the movable mould 2 and the fixed mould 1 and a cutter component 4 arranged on the other of the movable mould 2 and the fixed mould 1 in a sliding way, when the movable mold 2 and the fixed mold 1 are opened, the driving member 3 has a movement relative to the cutter assembly 4, and a driving unit is provided between the driving member 3 and the cutter assembly 4, whereby the cutter assembly 4 can be driven by the moving driving member 3, so that the cutting edge of the cutter unit 4 can slide between the object 5 and the gate 51, thereby cutting off the gate 51 formed on the object 5 when the object 5 is molded.
In this embodiment, the driving element 3 is disposed on the fixed mold 1, and the cutter assembly 4 is disposed on the movable mold 2, for example, to describe the gate cutting device, it should be noted that the driving element 3 is disposed on the movable mold 2, and the cutter assembly 4 is disposed on the fixed mold 1, which has the same principle as this solution, and is not described herein again.
In this embodiment, the gate 51 of the injection mold is a submarine gate, also called a submarine gate, specifically, as shown in fig. 6, the gate 51 of the injection mold is located on the movable mold 2, and the end of the gate 51 connected to the product 5 is substantially perpendicular to the product 5, and the contact surface between the gate 51 and the product 5 is located on the contact surface between the fixed mold 1 and the movable mold 2. The gate 51 is configured as a submarine gate to facilitate disposing the gate 51 on the non-exterior surface of the product 5, thereby ensuring the exterior quality of the product 5 after removing the gate 51. However, as shown in fig. 6, the gate 51 is configured as a submarine gate, which can better ensure the appearance quality of the product 5, but the submarine gate can cause an undercut on the product 5, so that the product 5 cannot be directly ejected during demolding.
For this purpose, in the present embodiment, as shown in fig. 1 and 2, a mounting block 21 is installed on the movable mold 2, and an ejection assembly 6 is installed in connection with the mounting block 21, the ejection assembly 6 is configured to fix the mounting block 21 to the movable mold 2, or the mounting block 21 is ejected from the movable mold 2, the gate 51 is configured to be located between the movable mold 2 and the mounting block 21, that is, after the product 5 is molded, the undercut generated by the gate 51 is located on the bottom surface of the mounting block 21, and after the mounting block 21 is ejected by the ejection assembly 6, the product 5 can be taken out.
Specifically, in this embodiment, as shown in fig. 1 and 2, a mounting hole is formed in the surface of the movable mold 2 facing the fixed mold 1, the mounting block 21 is mounted in the mounting hole, the ejecting unit 6 includes an inclined ejecting rod 61 penetrating the bottom surface of the mounting hole and fixedly connected to the mounting block 21, one way of fixedly connecting the inclined ejecting rod 61 to the mounting block 21 is as shown in fig. 2, an insertion hole into which the inclined ejecting rod 61 is inserted is formed in the bottom surface of the mounting block 21, a mounting groove 2101 penetrating the side wall of the mounting block 21 and connected to the insertion hole is formed in the mounting block 21, a locking groove is fixedly formed in the inclined ejecting rod 61, when the inclined ejecting rod 61 is inserted into the insertion hole, the locking groove of the inclined ejecting rod 61 is opposite to the mounting groove 2101, and the locking block 211 which is locked into the mounting groove 2101 and fixed to the inclined ejecting rod 61 is provided, thereby fixing the inclined ejecting rod 61 to the mounting block 21, note that, the lifter 61 may be integrally formed with the mounting block 21, in addition to being fixed to the mounting block 21 in the above-described manner.
In this embodiment, as shown in fig. 2, the cross section of the mounting block 21 is trapezoidal, and the area of the end of the mounting block 21 contacting the bottom surface of the mounting hole is small, so that the mounting block 21 can be conveniently ejected out of the mounting hole through the ejection assembly 6. The ejection assembly 6 may be implemented by using the existing technology, which is not described in detail herein, but one of them is schematically described as follows: the ejection assembly 6 includes the oblique ejector rod 61, and a support 62 is fixedly arranged at the other end of the oblique ejector rod 61 opposite to the end where the oblique ejector rod 61 is connected to the mounting block 21, the support 62 is fixedly connected to a linear power output unit, the linear power unit is not shown in the figure, the linear power output unit can be, for example, an air cylinder or a hydraulic cylinder, and when the linear power output unit does not drive the oblique ejector rod 61 to eject the support 62, the position of the oblique ejector rod 61 can be maintained, that is, the oblique ejector rod 61 can fix the mounting block 21 in the mounting hole; when the linear power output unit pushes the supporting portion 62, the supporting portion 62 can push the mounting block 21 to eject the mounting block 21 out of the mounting hole.
In this embodiment, referring to fig. 2, a guide hole is formed through the mounting block 21, the cutter assembly 4 is inserted into the guide hole and can slide in the guide hole in a guiding manner, and the cutter assembly 4 specifically includes a sliding block 41 slidably disposed in the guide hole, and a cutter 42 fixedly disposed at one end of the sliding block 41. In a preferred structure of the driving member 3, as shown in fig. 2, a recess is formed on a surface of the fixed mold 1 facing the movable mold 2, and the driving member 3 includes a body 31 fixed in the recess by bolts, and a driving rod 32 extending from the body 31 to the movable mold 2.
The driving unit specifically comprises a first molded surface 321 constructed on the driving rod 32 and a second molded surface 411 constructed on the sliding block 41, and the first molded surface 321 and the second molded surface 411 are obliquely arranged relative to the mold opening direction of the movable mold 2 and the fixed mold 1, when the movable mold 2 and the fixed mold 1 are opened, the first molded surface 321 moves along with the driving piece 3, the second molded surface 411 can be pushed by the movement of the first molded surface 321, so that the cutter assembly 4 has the sliding orthogonal to the mold opening direction, the cutter assembly 4 can move towards the gate 51 along with the opening of the movable mold 2 and the fixed mold 1, and when the cutter 42 moves along with the sliding block 41 to pass between the product 5 and the gate 51, the gate 51 is cut off from the product 5.
Specifically, as shown in fig. 1 and 2, the slider 41 is provided with a through hole 4101 penetrating the slider 41 in the mold opening direction of the movable mold 2 and the fixed mold 1, the through hole 4101 is a square hole, the drive lever 32 is inserted into the through hole 4101 when the movable mold 2 and the fixed mold 1 are clamped, the second mold surface 411 is formed on the side wall of the through hole 4101 close to the cutter 42, and the second mold surface 411 is provided obliquely in the direction away from the cutter 42 from the bottom edge of the second mold surface 411 to the top edge of the second mold surface 411. The driving rod 32 is in a square rod shape, the first mold surface 321 is configured on the side of the driving rod 32 opposite to the second mold surface 411, and the first mold surface 321 and the second mold surface 411 are arranged in parallel.
According to the present embodiment, as shown in the drawing, when the movable mold 2 and the fixed mold 1 are closed, as shown in fig. 5, the first mold surface 321 is abutted against the second mold surface 411, as shown in fig. 6, when the movable mold 2 and the fixed mold 1 are opened, the driving rod 32 has an upward movement relative to the slider 41, and as the first mold surface 321 moves upward, the first mold surface 321 can push the second mold surface 411 away, so that the second mold surface 411 can drive the slider 41 and the cutter 42 to slide in the direction close to the gate 51, and when the movable mold 2 and the fixed mold 1 are opened, the cutter 42 can separate the object 5 from the gate 51.
In order to insert the driving rod 32 downward into the through hole 4101 to abut the first mold surface 321 and the second mold surface 411 when the movable mold 2 and the stationary mold 1 are clamped, in this embodiment, as shown in fig. 2, a third mold surface 322 abutting the first mold surface 321 is further formed on the driving rod 32, a fourth mold surface 412 parallel to the third mold surface 322 is formed on the slider 41 abutting the second mold surface 411, and the third mold surface 322 is disposed obliquely in a direction close to the gate 51 from a bottom edge of the third mold surface 322 to a top edge of the third mold surface 322, and when the movable mold 2 and the stationary mold 1 are clamped, the third mold surface 322 can drive the fourth mold surface 412 to slide in a direction close to the gate 51, so that the driving rod 32 can be inserted into the through hole 4101.
In order to enable the cutter assembly 4 to be reset after separating the object 5 from the gate 51, as shown in fig. 2, an elastic member 7 is disposed between the slider 41 and the mounting block 21, and in this embodiment, the elastic member 7 is a spring abutting between the slider 41 and the mounting block 21, and the spring can store energy when the slider 41 is driven by the driving rod 32 to move towards the gate 51 and can drive the slider 41 to reset after the slider 41 is driven to be separated from the driving rod.
In this embodiment, a limit assembly is further disposed between the cutter assembly 4 and the mounting block 21 to limit the return stroke of the slider 41. The limiting component may be, for example, a baffle fixed at an end of the guiding hole far from the gate 51, and the baffle may block the sliding block 41 when the sliding block 41 is reset to the proper position, so as to avoid the reset overtravel of the sliding block 41. Preferably, the limiting assembly includes an elongated hole 4102 formed on the sliding block 41, and a limiting rod 212 fixedly installed on the mounting block 21 and inserted into the elongated hole 4102.
Specifically, the two oblong holes 4102 are formed on two opposite sides of the sliding block 41, the two limit rods 212 are also formed on two opposite sides of the mounting block 21, as shown in fig. 3 and 4, threaded holes penetrating through the two opposite sides of the mounting block 21 and communicating with the guide holes are formed in the mounting block 21, each limit rod 212 specifically includes a threaded section 2121 threaded with the threaded hole, and a sliding section 2122 connected in series with the threaded section 2121 and capable of being inserted into the oblong hole 4102, and the sliding section 2122 slides to two ends of the oblong hole 4102 to respectively form positioning after the cutting blade assembly 4 falls off the gate 51 and positioning for resetting the cutting blade assembly 4.
The gate 51 cutting device of the present embodiment operates as follows:
in the initial position, referring to fig. 1 and 2, the mounting block 21 is fixed in the movable mold 2, and the movable mold 2 is separated from the fixed mold 1;
during the mold closing process, referring to fig. 5, the driving rod 32 moves downward relative to the slider 41, the third mold surface 322 disposed on the driving element 3 abuts against the fourth mold surface 412 disposed on the slider 41, and when the driving rod 32 continues to move downward relative to the slider 41, the third mold surface 322 can push the fourth mold surface 412 open, so that the driving rod 32 is inserted into the through hole 4101;
after the mold is closed, the workpiece 5 can be injected into the injection mold, and when the workpiece 5 is molded, the first molded surface 321 is abutted against the second molded surface 411;
in the mold opening process, referring to fig. 6, the driving rod 32 moves upward relative to the slider 41, and due to the contact between the first profile 321 and the second profile 411, the driving rod 32 moves upward to push the first profile 321 to push the second profile 411, and push the cutter assembly 4 to move toward the gate 51, so that the cutting edge sliding part 5 of the cutter 42 is between the gate 51 and the gate 51, and the gate 51 is cut off, and after the driving rod 32 is completely separated from the through hole 4101, the spring can push the cutter assembly 4 to reset;
after opening the mold, the ejector assembly 6 ejects the mounting block 21, as shown in fig. 7, and the article 5 and the gate 51 can be removed.
The above steps are repeated to complete the injection molding of a plurality of products 5, and simultaneously the gate 51 of the product 5 can be cut off.
The utility model discloses a runner surely falls device through the die sinking action drive cutter 42 action of injection mold self, does not need extra equipment to provide power, does not have the operation associated with of needs and injection moulding process parameter and other equipment, can not increase production cycle, and this runner surely falls device is simple reliable. It should be noted that the cutter 42 may adopt a surface treatment technology, which enhances the surface hardness while maintaining the toughness of the core of the cutter 42, and prolongs the service life of the cutter 42, and in this embodiment, the cutter 42 is detachably and fixedly mounted on the sliding block 41, so that it is easy to use and replace after being damaged, and the production plan is not affected.
A cost-effective illustration of the gate cutting device of the present embodiment is as follows: a total of about 375 gates 51 is calculated for 124 injection molded products per vehicle. The trimming of 1 gate 51 takes 6 seconds, the labor cost is calculated according to 30 yuan/hour, the labor cost required by one gate 51 is 30/3600 × 6 ═ 0.05 yuan, the labor cost required by one whole vehicle is 0.05 × 375 ═ 18.75 yuan, and if 10 thousands of gates are produced in the year of the vehicle, the labor cost is saved by 10 thousands × 18.75 ═ 187.5 ten thousand yuan.
In conclusion, the gate cutting device of the embodiment has the advantages of simple structure, reliable performance and capability of saving a large amount of cost.
Example two
The present embodiment relates to an injection mold, wherein a gate cutting device as described in the first embodiment is disposed on the injection mold.
The injection mold of the embodiment can automatically cut off the sprue on the workpiece when the mold is opened by arranging the sprue cutting device, has a simple and reliable structure, and can save the cost generated when the sprue is removed by adopting an additional process.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a runner surely falls device to runner (51) that is formed on finished piece (5) when cutting off shaping finished piece (5), the shaping is located to runner surely falls device on the injection mold of finished piece (5), just injection mold includes movable mould (2) and cover half (1), runner (51) adopt the formula of hiding runner, its characterized in that: the gate cutting device includes:
the driving piece (3) is fixedly arranged on one of the movable die (2) and the fixed die (1);
the cutter assembly (4) is arranged on the other of the movable die (2) and the fixed die (1) in a sliding manner relative to the driving piece (3), when the movable die (2) and the fixed die (1) are opened, the driving piece (3) can move relative to the cutter assembly (4), and a driving unit is arranged between the driving piece (3) and the cutter assembly (4); and the cutter component (4) can be driven by the movable driving piece (3) due to the driving unit, so that the cutting edge of the cutter component (4) slides between the workpiece (5) and the pouring gate (51) to separate the workpiece (5) and the pouring gate (51).
2. The gate cutting device according to claim 1, wherein: the movable die (2) is provided with an installation block (21), the movable die (2) is provided with an ejection assembly (6) connected with the installation block (21), and the ejection assembly (6) is configured to be capable of fixing the installation block (21) on the movable die (2) or ejecting the installation block (21) in the movable die (2).
3. The gate cutting device according to claim 2, wherein: the mounting block (21) is provided with a guide hole penetrating through the mounting block (21), and the cutter assembly (4) slides in the guide hole in a guiding manner.
4. The gate cutting device according to claim 3, wherein: an elastic piece (7) is arranged between the cutter component (4) and the mounting block (21), and the elastic piece (7) is configured to drive the cutter component (4) to reset after the pouring gate (51) is cut off.
5. The gate cutting device according to claim 4, wherein: the elastic piece (7) comprises a spring which is abutted between the cutter component (4) and the mounting block (21).
6. The gate cutting device according to claim 4, wherein: a limiting unit is arranged between the cutter assembly (4) and the mounting block (21), and the limiting unit is configured to limit the reset stroke of the cutter assembly (4).
7. The gate cutting device according to claim 6, wherein: the limiting unit comprises an oblong hole (4102) formed in the cutter assembly (4) and a limiting rod (212) fixedly arranged on the mounting block (21), and the limiting rod (212) can be inserted into the oblong hole (4102) and can slide along the length direction of the oblong hole (4102).
8. The gate cutting device according to claim 7, wherein: the side wall of the guide hole is provided with a threaded hole which is arranged in a penetrating way, and the limiting rod (212) comprises a threaded section (2121) which is screwed in the threaded hole and a sliding section (2122) which is connected with the threaded section (2121) and can be inserted into the long round hole (4102).
9. The gate cut-off device according to any one of claims 1 to 8, wherein: the drive unit comprises a first profile (321) configured on the drive member (3), and a second profile (411) configured on the cutter assembly (4); and the first molded surface (321) and the second molded surface (411) are obliquely arranged relative to the mold opening direction between the movable mold (2) and the fixed mold (1), when the movable mold (2) and the fixed mold (1) are opened, the first molded surface (321) moves along with the driving piece (3), and the second molded surface (411) can be pushed by the moving first molded surface (321), so that the cutter assembly (4) can slide orthogonally to the mold opening direction.
10. An injection mold, its characterized in that: the gate cutting device according to any one of claims 1 to 9 is provided on the injection mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921155133.0U CN211074547U (en) | 2019-07-22 | 2019-07-22 | Gate cutting device and injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921155133.0U CN211074547U (en) | 2019-07-22 | 2019-07-22 | Gate cutting device and injection mold |
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| CN211074547U true CN211074547U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921155133.0U Active CN211074547U (en) | 2019-07-22 | 2019-07-22 | Gate cutting device and injection mold |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114939964A (en) * | 2022-04-29 | 2022-08-26 | 浙江台州美多模具有限公司 | Sprue cutting mechanism of injection mold |
| CN117464937A (en) * | 2023-12-27 | 2024-01-30 | 宁波兴利汽车模具有限公司 | Pouring gate in-mold cutting mechanism and injection mold using same |
-
2019
- 2019-07-22 CN CN201921155133.0U patent/CN211074547U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114939964A (en) * | 2022-04-29 | 2022-08-26 | 浙江台州美多模具有限公司 | Sprue cutting mechanism of injection mold |
| CN114939964B (en) * | 2022-04-29 | 2024-08-30 | 浙江台州美多模具有限公司 | Sprue cutting mechanism of injection mold |
| CN117464937A (en) * | 2023-12-27 | 2024-01-30 | 宁波兴利汽车模具有限公司 | Pouring gate in-mold cutting mechanism and injection mold using same |
| CN117464937B (en) * | 2023-12-27 | 2024-04-05 | 宁波兴利汽车模具有限公司 | Pouring gate in-mold cutting mechanism and injection mold using same |
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