CN212634272U - Thimble drive arrangement suitable for die casting die - Google Patents
Thimble drive arrangement suitable for die casting die Download PDFInfo
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- CN212634272U CN212634272U CN202022161956.3U CN202022161956U CN212634272U CN 212634272 U CN212634272 U CN 212634272U CN 202022161956 U CN202022161956 U CN 202022161956U CN 212634272 U CN212634272 U CN 212634272U
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- ejector pin
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- 238000004512 die casting Methods 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 claims abstract description 17
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- 230000000149 penetrating effect Effects 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000004323 axial length Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 11
- 238000005266 casting Methods 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
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- 238000001746 injection moulding Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a thimble drive arrangement suitable for die casting die belongs to die casting die equipment technical field, connect including thimble fixed plate, thimble push pedal, pull rod and pull rod, on the thimble was fixed in thimble fixed plate, thimble fixed plate was connected with the thimble push pedal and is constituted wholly, is provided with the pull rod in the thimble push pedal and connects, and the pull rod connects the other end and is connected with the pull rod, and simultaneously, the pull rod can be at its axial upward reciprocating motion for drive pull rod connects, thimble fixed plate, the synchronous reciprocating motion of thimble push pedal, thereby realizes the process of pulling of thimble with push away the process. The utility model provides a thimble drive arrangement suitable for die casting die, wherein the pull rod and the pull rod joint and the steady ejecting of many ejector pins through adopting retractable to connect simplify thimble drive arrangement's manufacturing and installation procedure, improve die casting technology production efficiency, reduce die casting manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of die casting die equipment, concretely relates to thimble drive arrangement suitable for die casting die.
Background
With the rapid development of society and the improvement of living standard of people, facilities such as automobiles, high-speed rails, aerospace and the like are widely applied to daily life and industrial production, and the die casting industry as a general technology is rapidly developed, so that the application fields and the application forms of the die casting industry are more and more diversified.
With the continuous expansion of the application field of the die casting manufacturing industry and the continuous improvement of the industrial production requirement, the die casting process and equipment are also continuously improved. In the industries of casting or injection molding and the like, after a die casting is cooled and solidified by injecting a fluid substance into a mold cavity and under the action of pressure, the die casting is tightly attached to a mold due to the influence of a casting environment in the process of die casting molding, so that a part needs to be ejected out of the mold cavity through an ejector pin and then taken out manually or by a manipulator, and a required part is obtained.
In general, an ejector pin of a die-casting die needs to be ejected and reset through an ejector pin driving device. In the prior art, the die-casting dies with different size structures are often required to be selected for casting requirements of different die-casting pieces, and the connection structures of the different die-casting dies and the thimble driving device are mostly different, so that the existing thimble driving device is often required to be designed in cooperation with the die-casting dies, the equipment cost of die-casting forming preparation is increased, the switching of different die-casting forming processes is also very complicated, the period of the die-casting forming is longer, and the process efficiency of the die-casting manufacturing is lower.
SUMMERY OF THE UTILITY MODEL
To the more than defect of prior art or improve in the demand one or more, the utility model provides a thimble drive arrangement suitable for die casting die can realize the accurate drive of thimble, reliably realizes pushing away the process of thimble and drawing the process, and can effectively compatible different bottom plate thickness's die casting die's thimble drive, promotes thimble drive arrangement's compatibility.
In order to achieve the purpose, the utility model provides a thimble driving device suitable for a die-casting die, which comprises a thimble fixing plate, a thimble push plate, a pull rod and a pull rod joint; wherein,
the thimble fixing plate is fixedly connected with the thimble push plate; one end of the thimble, which deviates from the die cavity, is connected to the thimble fixing plate; one end of the pull rod joint is fixedly connected to the ejector pin push plate, and the other end of the pull rod joint extends to one side back to the die cavity and is used for being connected with the end part of the pull rod;
the pull rod is long rod-shaped, one end of the pull rod can be connected with the pull rod joint after sequentially penetrating through holes in the middle plate and the die bottom plate of the die casting machine, the pull rod can reciprocate in the axial direction of the pull rod and is used for driving the pull rod to be connected with the ejector pin fixing plate and the ejector pin push plate to reciprocate synchronously, and therefore the pulling process and the pushing process of the ejector pin are achieved.
As a further improvement of the utility model, the periphery of one end of the pull rod joint is provided with a flange along the circumferential direction, and the end surface of the other end of the pull rod joint is provided with a connecting hole along the axial direction;
correspondingly, the thimble push plate is provided with a stepped hole penetrating through two end faces, so that one end of the pull rod joint can be limited in the stepped hole by a flange of the thimble push plate after penetrating through the stepped hole, and the end face of the end part where the flange is located is opposite to or abutted against the end face of the thimble fixing plate.
As a further improvement of the present invention, the connection mode of the pull rod and the pull rod joint is a threaded connection, a spring buckle connection, or a pin connection.
As a further improvement of the utility model, the pull rod joint is connected with the pull rod through a pin;
one end of the pull rod is a connecting end, and a plurality of pin holes are formed in the periphery of the connecting end at intervals along the axial direction; one end of the pull rod joint is axially provided with a connecting hole, and the peripheral wall surface of the pull rod joint is provided with a positioning hole communicated with the connecting hole; then the connecting end can be aligned to the positioning hole through the corresponding pin hole after extending into the connecting hole, and the pull rod joint is connected with the pull rod after the pin sequentially penetrates through the positioning hole and the pin hole.
As a further improvement, the pull rod with axial length after the pull rod articulate equals 1.5 ~ 2.5 times of die casting machine medium plate axial thickness.
As a further improvement of the utility model, the stay bar joint is for corresponding a plurality of, and a plurality of that the thimble push pedal set up the stay bar joint is rectangular array, annular array, perhaps single-row interval arrangement.
As a further improvement of the utility model, the thimble is a plurality of that the interval set up, and is a plurality of the thimble is rectangular array, annular array, or single row interval arrangement.
As a further improvement of the present invention, the tie-rod joint is provided with the thimble coaxially or non-coaxially.
As a further improvement of the utility model, wherein, the pull rod deviates from the one end and the die casting push pedal fixed connection that the pull rod connects make the pull rod can be axial reciprocating motion under the drive of this die casting push pedal.
As a further improvement, the pull rod is connected with the die casting push pedal in a manner of one or more of threaded connection, spring buckle connection and pin connection.
The above-described improved technical features may be combined with each other as long as they do not conflict with each other.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, has following beneficial effect:
(1) the utility model discloses a thimble drive arrangement suitable for die casting die, it connects through pull rod and adopts telescopic connected mode fixed connection, can effectively ensure under pull rod and the pull rod joint structural stability's the prerequisite, nimble adjustment pull rod and the pull rod connect the ascending length of axle to in order that this thimble drive arrangement can be applicable to the die casting die of different bottom plate thickness, the effectual compatibility and the application scope that have improved this thimble drive arrangement.
(2) The utility model discloses a thimble drive arrangement suitable for die casting die, the outer peripheral face of its pull rod keeps highly coaxial with the preformed hole on the bottom plate to, the external diameter and the bottom plate preformed hole internal diameter of pull rod are the same, make in the pull rod can accurately imbed the bottom plate preformed hole, can realize providing accurate direction to the pull rod when then moving through this bottom plate preformed hole, ensure the accuracy of thimble atress direction, avoid the thimble crooked impaired, improve this thimble drive arrangement's security and reliability.
(3) The utility model discloses a thimble drive arrangement suitable for die casting die, its array shape through thimble and pull rod joint arranges, improves the stress state of thimble push pedal, thimble fixed plate and die casting, ensures that it can even atress, avoids the thimble drive arrangement trouble that the thimble bending leads to and to the damage to the die casting, ensures the production quality of die casting then.
(4) The utility model discloses in be applicable to die casting die's thimble drive arrangement, its structure is simple and convenient, the operation is stable, through the pull rod, the pull rod connects, the combination setting of thimble push pedal and thimble fixed plate, can not only accurately drive the thimble operation, realize the ascending reciprocating motion of axial, can also ensure that this thimble drive arrangement can be applicable to the die casting die of different bottom plate thickness, and then effectively improve this thimble drive arrangement's application scope, simplify the operation flow when changing the mould and reduce the manufacturing cost of thimble drive arrangement component, then reduce control cost and improve work efficiency when the production quality of guarantee product.
Drawings
Fig. 1 is a schematic overall structure diagram of an ejector pin driving device suitable for a die casting mold in an embodiment of the present invention;
FIG. 2 is a front view of the pull rod in the embodiment of the present invention;
fig. 3 is a left side view of the pull rod in the embodiment of the present invention;
FIG. 4 is a front view of a tie rod joint in an embodiment of the present invention;
fig. 5 is a left side view of the tie-rod joint in the embodiment of the present invention.
In all the figures, the same reference numerals denote the same features, in particular: 1. a movable die sleeve plate; 2. a movable die insert; 3. a thimble; 4. a thimble fixing plate; 5. a thimble push plate; 6. a base plate; 7. a pull rod; 8. a die casting push plate; 9. a middle plate of a die casting machine; 10. a nut; 11. a tie rod joint.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
In the description of the present invention, it is to be understood that the terms "center", "axial", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Example (b):
the utility model discloses thimble drive arrangement suitable for die casting die in the preferred embodiment is shown in 1 ~ 5 for realize the drive of thimble 3 among the die casting die, accomplish the drawing of patterns of die casting die middling pressure foundry goods.
Specifically, the thimble driving device comprises a pull rod 7, and a die casting push plate 8, a die casting machine middle plate 9, a bottom plate 6, a thimble push plate 5 and a thimble fixing plate 4 which are sequentially arranged along the axial direction of the pull rod 7. Wherein, thimble fixed plate 4 sets up in being close to die casting die one side for match with die casting die's thimble 3. In actual arrangement, the end of the thimble 3 is provided with an end cap structure, so that the end of the thimble is of a 'step shaft' or 'T-shaped shaft' structure. In view of this, the thimble fixing plate 4 in the preferred embodiment is provided with a step through hole penetrating through both end surfaces thereof, so that one end of the thimble 3 can penetrate through the step through hole and extend into the preformed holes of the movable die sleeve plate 1 and the movable die insert 2 to reach the die casting cavity in the die casting mold, and the other end thereof is limited in the step through hole of the thimble fixing plate 4. Afterwards, the thimble fixing plate 4 and the thimble push plate 5 can be correspondingly connected to form an integral structure, the end cap structure of the thimble 3 passes through the thimble fixing plate 4 and then contacts with the thimble push plate 5 to realize fixation, and the ejection and reset processes of the thimble 3 are completed through the driving of the integral structure.
Preferably, in order to realize stable ejection of the die casting, the ejector pins 3 can be arranged in a plurality of rows along the array, and the array form can be selected from a rectangular array, an annular array and the like.
Of course, in the preferred embodiment, the end of the thimble 3 may be directly fixed on the thimble fixing plate 4, and the fixed end may be disposed at any depth of the thimble fixing plate 4. For example, the fixed end of the thimble 3 is disposed on the end surface of the thimble fixing plate 4 close to the mold, or may be disposed inside the thimble fixing plate 4, or may penetrate the thimble fixing plate 4 to the end surface away from the mold.
Referring to fig. 3, the tie rod joint 11 in the preferred embodiment is a cylindrical structure as a whole, and a flange is circumferentially arranged on the outer peripheral wall surface of one end of the tie rod joint to form a "T-shaped shaft" structure; the end face of the other end of the pull rod is coaxially provided with a connecting hole, and an internal thread is arranged in the connecting hole and is used for being connected and matched with the end part of the pull rod 7. Correspondingly, a stepped hole penetrating through two end faces of the thimble push plate 5 is formed on the thimble push plate 5 corresponding to the pull rod joint 11, so that one end of the pull rod joint 11 can penetrate through the stepped hole from one side of the thimble push plate 5 close to the thimble fixing plate 4 and extend out of the end face of the thimble push plate 5 by the end part, and the pull rod joint 11 is connected with the pull rod 7 conveniently. And then the flange end of the pull rod joint 11 is limited in the stepped hole and is tightly attached to the end surface of the thimble fixing plate 4 after the thimble push plate 5 is connected with the thimble fixing plate 4, so that the fixed connection of the pull rod joint 11 in the die-casting die is realized.
Of course, the matching form of the pull rod joint 11 and the ejector pin pushing plate 5 is not limited to the above specific form, and in actual setting, the matching form may be set to another form according to needs, for example, the end of the pull rod joint 11 is directly fixed on the ejector pin pushing plate 5 by one or more of a threaded connection, a spring buckle, a pin connection, and the like. Preferably, the end of the pull rod joint 11 may be disposed between the two end surfaces of the ejector pin pushing plate 5, on the end surface of the ejector pin pushing plate 5, or completely penetrate the two end surfaces of the ejector pin pushing plate 5.
Referring to fig. 1 to 5, the pull rod 7 in the preferred embodiment is a stepped shaft structure, wherein the outer diameter of the middle portion of the pull rod is larger than the outer diameters of the two ends of the pull rod, and joint structures are respectively formed at the two ends of the pull rod and are used for being connected with a die casting push plate 8 and a pull rod joint 11 respectively, and meanwhile, the outer diameter of the middle portion of the pull rod 7 is the same as the outer diameter of the main body of the pull rod joint 11 and is adapted to the inner diameter of a through hole formed in the bottom plate. In practical arrangement, one end of the pull rod 7 can be connected with the pull rod joint 11 embedded in the through hole on the bottom plate 6 after penetrating through the through hole on the middle plate 9 of the die casting machine, and the two are preferably matched in a threaded manner, namely, the joint structure at the end part of the pull rod 7 is provided with an external thread. In addition, the other end of the pull rod 7 passes through a preset through hole on the die casting push plate 8 and then is fixedly connected through a nut 10.
Preferably, in another preferred embodiment, the matching of one end of the pull rod 7 and the pull rod joint 11 and the matching connection of the other end of the pull rod 7 and the die casting push plate 8 can also adopt other connection modes such as spring snap connection, pin connection and the like.
Further preferably, the adjustment of the overall length of the tie rod 7 after connection can be realized by changing the connection mode of the tie rod and the tie rod joint 11. For example, in a preferred embodiment, a plurality of pin holes are axially arranged at intervals on the end of the pull rod 7 connected with the pull rod joint 11, a connecting hole with a certain length is axially arranged on one end of the pull rod joint 11 away from the flange, and a positioning hole penetrating through the connecting hole is arranged on the periphery of the pull rod joint 11. And then after the end part of the pull rod 7 extends into the connecting hole of the pull rod joint 11, the corresponding pin hole is aligned with the positioning hole, and then the positioning pin sequentially penetrates through the positioning hole and the pin hole, so that the connection between the pull rod 7 and the pull rod joint 11 is realized, and the whole length of the connection between the pull rod 7 and the pull rod joint 11 can be correspondingly adjusted through switching different pin holes.
Through the above arrangement, the thimble driving device in the preferred embodiment can be obtained, which can respectively drive the thimble 3 in the pulling process and the pushing process, and the specific stress transmission process is respectively as follows:
in the drawing process of the ejector pin 3, the die casting push plate 8 pulls the pull rod 7 to move, the pull rod 7 drives the pull rod joint 11 to move away from the die cavity, the pull rod joint 11 drives the ejector pin push plate 5 to move synchronously, and the ejector pin push plate 5 drives the ejector pin fixing plate 4 and the ejector pin 3 to move synchronously, so that the ejector pin 3 moves away from the die cavity, and the ejector pin 3 is reset.
In the pushing process of the ejector pin 3, the die casting push plate 8 pushes the pull rod 7 to move, the pull rod 7 drives the pull rod joint 11 to move close to a mold cavity, and the flange end of the pull rod joint 11 extrudes the end surface of the ejector pin fixing plate 4 to drive the ejector pin push plate 5, the ejector pin fixing plate 4 and the ejector pin 3 to move synchronously, so that the ejector pin 3 is pushed to move close to the mold cavity and a die-cast casting in the mold cavity is ejected.
In addition, in the actual setting, the thimble 3 and/or the tie bar joint 11 may be provided in a plurality of numbers according to actual needs, and the arrangement form of the plurality of thimbles 3 and/or the plurality of tie bar joints 11 may be optimized according to needs (in combination with the structure of the cavity), for example, the thimble 3 and/or the tie bar joints are in a rectangular array, an annular array, a single row interval, and the like. Accordingly, the arrangement of the tie rod 7 is adapted to the arrangement of the tie rod connection 11. In addition, the pull rod joint 11 and the thimble 3 can be arranged coaxially or non-coaxially according to the arrangement requirement. For example, in the preferred embodiment shown in fig. 1, the rod connector 11 and the thimble 3 are of non-coaxial design to facilitate smooth support of the thimble fixing plate 4 by the rod connector 11. Further preferably, the axial length of the whole of the tie rod 7 and the tie rod joint 11 is 1.5 to 2.5 times the thickness of the middle plate 9 in the die casting machine, so as to ensure that the whole length can be suitable for the bottom plates 6 with different thicknesses.
The utility model discloses in be applicable to die casting die's thimble drive arrangement, its structure is simple and convenient, the operation is stable, through pull rod 7, the pull rod connects 11, thimble push pedal 5 and 4 combination settings of thimble fixed plate, can not only accurately drive the operation of thimble 3, realize the ascending reciprocating motion of axial, can also ensure that this thimble drive arrangement can be applicable to the die casting die of different bottom plate thickness, and then effectively improve this thimble drive arrangement's application scope, simplify the operation flow when changing the mould and reduce the manufacturing cost of thimble drive arrangement component, then reduce control cost and improve work efficiency in the production quality of guarantee product.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A thimble driving device suitable for a die-casting die is characterized by comprising a thimble fixing plate, a thimble push plate, a pull rod and a pull rod joint; wherein,
the thimble fixing plate is fixedly connected with the thimble push plate; one end of the thimble, which deviates from the die cavity, is connected to the thimble fixing plate; one end of the pull rod joint is fixedly connected to the ejector pin push plate, and the other end of the pull rod joint extends to one side back to the die cavity and is used for being connected with the end part of the pull rod;
the pull rod is long rod-shaped, one end of the pull rod can be connected with the pull rod joint after sequentially penetrating through holes in the middle plate and the die bottom plate of the die casting machine, the pull rod can reciprocate in the axial direction of the pull rod and is used for driving the pull rod to be connected with the ejector pin fixing plate and the ejector pin push plate to reciprocate synchronously, and therefore the pulling process and the pushing process of the ejector pin are achieved.
2. The ejector pin driving device suitable for the die-casting mold as claimed in claim 1, wherein a flange is circumferentially arranged on the periphery of one end of the pull rod joint, and a connecting hole is axially formed in the end face of the other end of the pull rod joint;
correspondingly, the thimble push plate is provided with a stepped hole penetrating through two end faces, so that one end of the pull rod joint can be limited in the stepped hole by a flange of the thimble push plate after penetrating through the stepped hole, and the end face of the end part where the flange is located is opposite to or abutted against the end face of the thimble fixing plate.
3. The ejector pin driving device suitable for the die-casting mold according to claim 1, wherein the connection mode of the pull rod and the pull rod joint is a threaded connection, a spring snap connection or a pin connection.
4. The ejector pin driving device suitable for die casting molds of claim 3, wherein the tie rod joint is connected with the tie rod by a pin;
one end of the pull rod is a connecting end, and a plurality of pin holes are formed in the periphery of the connecting end at intervals along the axial direction; one end of the pull rod joint is axially provided with a connecting hole, and the peripheral wall surface of the pull rod joint is provided with a positioning hole communicated with the connecting hole; then the connecting end can be aligned to the positioning hole through the corresponding pin hole after extending into the connecting hole, and the pull rod joint is connected with the pull rod after the pin sequentially penetrates through the positioning hole and the pin hole.
5. The ejector pin driving device suitable for the die-casting die as claimed in any one of claims 1 to 4, wherein the axial length of the pull rod after the pull rod is connected with the pull rod joint is equal to 1.5 to 2.5 times of the axial thickness of a plate in the die-casting machine.
6. The ejector pin driving device suitable for the die-casting die as claimed in any one of claims 1 to 4, wherein the pull rod joints are arranged in a plurality corresponding to the ejector pin push plate, and the pull rod joints are arranged in a rectangular array, an annular array or a single-row interval arrangement.
7. The ejector pin driving device suitable for the die-casting die as claimed in any one of claims 1 to 4, wherein the ejector pins are arranged at intervals, and the ejector pins are arranged at intervals in a rectangular array, an annular array or a single row.
8. The ejector pin driving device suitable for the die-casting die as claimed in any one of claims 1 to 4, wherein the pull rod joint and the ejector pin are arranged coaxially or non-coaxially.
9. The ejector pin driving device suitable for the die-casting die as claimed in any one of claims 1 to 4, wherein one end of the pull rod, which is far away from the pull rod joint, is fixedly connected with a die-casting push plate, so that the pull rod can axially reciprocate under the driving of the die-casting push plate.
10. The ejector pin driving device suitable for the die casting mold as claimed in claim 9, wherein the connection mode of the pull rod and the die casting push plate is one or more of threaded connection, spring snap connection and pin connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022161956.3U CN212634272U (en) | 2020-09-28 | 2020-09-28 | Thimble drive arrangement suitable for die casting die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022161956.3U CN212634272U (en) | 2020-09-28 | 2020-09-28 | Thimble drive arrangement suitable for die casting die |
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| Publication Number | Publication Date |
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| CN212634272U true CN212634272U (en) | 2021-03-02 |
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| CN202022161956.3U Active CN212634272U (en) | 2020-09-28 | 2020-09-28 | Thimble drive arrangement suitable for die casting die |
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