CN113715399A - Adjustable core rod device and powder forming die - Google Patents
Adjustable core rod device and powder forming die Download PDFInfo
- Publication number
- CN113715399A CN113715399A CN202111002036.XA CN202111002036A CN113715399A CN 113715399 A CN113715399 A CN 113715399A CN 202111002036 A CN202111002036 A CN 202111002036A CN 113715399 A CN113715399 A CN 113715399A
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- China
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- mandrel
- core rod
- adjustable
- holder
- adjusting nut
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
- B30B15/026—Mounting of dies, platens or press rams
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
Abstract
The present case provides an adjustable plug device and powder forming die, plug and plug seat sliding fit, and the one end of plug falls on adjusting nut simultaneously, and adjusting nut has the internal thread, and adjusting screw threaded connection. And rotating the adjusting nut, wherein the adjusting nut moves up and down along the adjusting screw rod and drives the core rod to move up and down together, so that the height of the core rod is adjusted. And after the mandrel is adjusted to a proper position, the mandrel locking block is locked, and the mandrel is fixed on the mandrel seat. The adjustable core rod device has the advantages of small and exquisite mechanism, compact structure, small occupied space, perfect adjusting and locking functions and convenient operation.
Description
Technical Field
The invention belongs to the technical field of powder forming processes, and particularly relates to an adjustable core rod device and a powder forming die.
Background
The core rod is part of the entire set of dies used in the powder forming process for forming the through-hole. When the powder forming die is installed, the height of the upper plane of the core rod needs to be adjusted to be flush with the lower punch.
The core rod is widely used in the process of forming powder products, and can be divided into a fixed core rod and a floating core rod, but the clamping and the height adjustment are needed in any type. The existing adjusting mechanism is too large, large in occupied space and troublesome to operate, is not suitable for more and more miniaturized electric presses, and urgently needs to develop a mechanism with a smaller structure and simplicity in operation.
Therefore, how to provide an adjustable mandrel device which is simple and convenient to operate and occupies a small space is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The invention aims to provide an adjustable core rod device and a powder forming die, which have the characteristics of simple and convenient operation and small occupied space.
In order to solve the technical problem, the invention provides an adjustable core rod device, which comprises a core rod, a core rod seat, an adjusting screw rod, an adjusting nut and a core rod locking block, wherein,
the core rod is in sliding fit with the core rod seat;
the mandrel seat is used for being connected with parts of the powder forming die;
one end of the adjusting screw is in threaded connection with the adjusting nut, the other end of the adjusting screw is connected with the mandrel holder, the axial direction of the adjusting screw is parallel to the sliding direction of the mandrel along the mandrel holder, and the end part of the mandrel is abutted against the adjusting nut;
the mandrel locking block is arranged on the mandrel base and used for limiting the relative movement of the mandrel and the mandrel base after the length of the mandrel exposed out of the mandrel base is adjusted.
Optionally, the mandrel holder is of a cylindrical structure, and a counter bore for inserting the mandrel is formed in the axis of the mandrel holder.
Optionally, one end of the mandrel holder is provided with the counter bore, and the other end of the mandrel holder is provided with a flange plate for connecting parts of the powder forming die.
Optionally, the adjusting nut is a disc-shaped structure, and the outer edge of the adjusting nut is tangent to the outer edge of the mandrel holder.
Optionally, the outer edge of the adjusting nut is provided with anti-slip lines.
Optionally, a screw locking block for fastening the adjusting screw to the mandrel holder is further included.
Optionally, the screw locking block includes a first connecting block and a first connecting bolt, the mandrel holder is provided with a first notch at a joint with the adjusting screw, the first connecting block is fastened and connected with the mandrel holder through the first connecting bolt, so that the adjusting screw is locked by the first connecting block.
Optionally, the mandrel locking block includes a second connecting block and a second connecting bolt, a second notch for placing the second connecting block is provided at a joint of the mandrel holder and the mandrel, and the second connecting block is fastened and connected with the mandrel through the second connecting bolt, so that the mandrel is locked by the second connecting block.
Optionally, the mandrel holder is provided with a receiving groove for mounting the adjusting screw and the adjusting nut.
The present case also provides a powder forming die, includes the adjustable plug device as above.
According to the adjustable mandrel device provided by the invention, the mandrel is in sliding fit with the mandrel seat, one end of the mandrel falls on the adjusting nut, and the adjusting nut is provided with internal threads and is in threaded connection with the adjusting screw. And rotating the adjusting nut, wherein the adjusting nut moves up and down along the adjusting screw rod and drives the core rod to move up and down together, so that the height of the core rod is adjusted. And after the mandrel is adjusted to a proper position, the mandrel locking block is locked, and the mandrel is fixed on the mandrel seat. The adjustable core rod device has the advantages of small and exquisite mechanism, compact structure, small occupied space, perfect adjusting and locking functions and convenient operation.
The invention also provides a powder forming die with the adjustable core rod device, which has the same beneficial effects.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an adjustable mandrel device according to an embodiment of the present invention.
In the upper diagram:
1-a core rod; 2-a screw locking block; 3-a core rod locking block; 4-adjusting the screw rod; 5-adjusting the nut; 6-mandrel seat.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant application and are not limiting of the application. The described embodiments are only some embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that, for the convenience of description, only the portions related to the related applications are shown in the drawings. The embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be understood that "system", "apparatus", "unit" and/or "module" as used herein is a method for distinguishing different components, elements, parts or assemblies at different levels. However, other words may be substituted by other expressions if they accomplish the same purpose.
As used in this application and the appended claims, the terms "a," "an," "the," and/or "the" are not intended to be inclusive in the singular, but rather are intended to be inclusive in the plural unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that steps and elements are included which are explicitly identified, that the steps and elements do not form an exclusive list, and that a method or apparatus may include other steps or elements. An element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
In the description of the embodiments herein, "/" means "or" unless otherwise specified, for example, a/B may mean a or B; "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present application, "a plurality" means two or more than two.
In the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood 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 one or more of that feature.
The core of the invention is to provide an adjustable core rod device and a powder forming die, which have the characteristics of simple and convenient operation and small occupied space.
In order to make those skilled in the art better understand the technical solutions provided by the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the present invention provides an adjustable mandrel device, which includes a mandrel 1, a mandrel holder 6, an adjusting screw 4, an adjusting nut 5 and a mandrel locking block 3.
Wherein, the core rod 1 is matched with the core rod seat 6 in a sliding way. Specifically, the two planes may be in sliding fit, and of course, a slide block may be provided on one of the mandrel 1 and the mandrel holder 6, and a guide rail mechanism may be provided on the other to provide sliding guidance.
The mandrel holder 6 is used for connecting with the parts of the powder forming die.
One end of the adjusting screw rod 4 is in threaded connection with the adjusting nut 5, the other end of the adjusting screw rod is connected with the mandrel seat 6, the axial direction of the adjusting screw rod 4 is parallel to the sliding direction of the mandrel 1 along the mandrel seat 6, and the end part of the mandrel 1 is abutted against the adjusting nut 5;
the mandrel locking block 3 is arranged on the mandrel holder 6 and used for limiting the relative movement of the mandrel 1 and the mandrel holder 6 after the length of the mandrel 1 exposed out of the mandrel holder 6 is adjusted.
It should be noted that, the mandrel 1 is used as an effective segment of the adjustable mandrel device, and the length of the mandrel holder 6 exposed out of the mandrel holder is the length of the through hole to be formed.
The core rod 1 is easy to wear or damage in the long-term use process, can be processed by tungsten carbide materials, and has certain structural strength.
According to the adjustable core rod device, the core rod 1 is in sliding fit with the core rod seat 6, one end of the core rod 1 falls on the adjusting nut 5, and the adjusting nut 5 is provided with internal threads and is in threaded connection with the adjusting screw rod 4. And the adjusting nut 5 is rotated, the adjusting nut 5 moves up and down along the adjusting screw rod 4 and drives the core rod 1 to move up and down together, and the height adjustment of the core rod 1 is realized. After the mandrel 1 is adjusted to a proper position, the mandrel locking block 3 is locked, and the mandrel 1 is fixed on the mandrel seat 6. The adjustable core rod device has the advantages of small and exquisite mechanism, compact structure, small occupied space, perfect adjusting and locking functions and convenient operation.
In the specific embodiment, the mandrel holder 6 is a cylindrical structure, and the axis of the mandrel holder is provided with a counter bore for inserting the mandrel 1.
Furthermore, one end of the mandrel base 6 is provided with a counter bore, and the other end is provided with a flange plate for connecting parts of the powder forming die. As shown, the mandrel 1 is inserted into the mandrel holder 6.
In the embodiment, the adjusting nut 5 is a disk-shaped structure, and the outer edge of the adjusting nut is tangent to the outer edge of the mandrel base 6. In order to increase the friction force in the process of rotating the adjusting nut 5 by the hand, anti-skid lines can be arranged on the outer edge of the adjusting nut 5.
The scheme also comprises a screw locking block 2 for fastening the adjusting screw 4 to the mandrel holder 6. Screw rod locking piece 2 includes first connecting block and first connecting bolt, and mandrel holder 6 is provided with the first breach that is used for placing first connecting block with adjusting screw 4 junction, and first connecting block passes through first connecting bolt and 6 fastening connection of mandrel holder to make first connecting block locking adjusting screw 4.
Of course, the adjusting screw 4 and the mandrel base 6 can also be of an integral structure, and the screw locking block 2 is not required to be arranged.
In a specific embodiment, the mandrel locking block 3 comprises a second connecting block and a second connecting bolt, the mandrel holder 6 is provided with a second notch for placing the second connecting block at the joint with the mandrel 1, and the second connecting block is tightly connected with the mandrel 1 through the second connecting bolt, so that the mandrel 1 is locked by the second connecting block.
On the basis of the above-described embodiment, the mandrel holder 6 is provided with receiving grooves for mounting the adjusting screw 4 and the adjusting nut 5. Adjusting screw 4 and adjusting nut 5 accessible holding tank are installed in the holding tank from the outside, are convenient for adjust through exposed adjusting nut 5 simultaneously.
In addition, the application also discloses a powder forming die, which includes the adjustable mandrel device disclosed in the above embodiments, and therefore, the powder forming die with the adjustable mandrel device also has all the technical effects described above, and no further description is given here.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. An adjustable core rod device is characterized by comprising a core rod (1), a core rod seat (6), an adjusting screw rod (4), an adjusting nut (5) and a core rod locking block (3), wherein,
the core rod (1) is in sliding fit with the core rod seat (6);
the mandrel seat (6) is used for being connected with parts of the powder forming die;
one end of the adjusting screw rod (4) is in threaded connection with the adjusting nut (5), the other end of the adjusting screw rod is connected with the mandrel holder (6), the axial direction of the adjusting screw rod (4) is parallel to the sliding direction of the mandrel (1) along the mandrel holder (6), and the end part of the mandrel (1) is abutted to the adjusting nut (5);
the mandrel locking block (3) is arranged on the mandrel holder (6) and used for limiting the relative movement of the mandrel (1) and the mandrel holder (6) after the length of the mandrel (1) exposed out of the mandrel holder (6) is adjusted.
2. Adjustable mandrel assembly according to claim 1, characterized in that the mandrel holder (6) is of cylindrical construction, the axis of which is provided with a counter bore for inserting the mandrel (1).
3. The adjustable mandrel assembly of claim 2 wherein one end of the mandrel holder (6) is provided with the counter bore and the other end is provided with a flange for connecting parts of the powder forming die.
4. The adjustable mandrel assembly according to claim 2, wherein the adjusting nut (5) is a disc-like structure having an outer edge that is tangential to an outer edge of the mandrel holder (6).
5. The adjustable mandrel assembly of claim 4 wherein the outer edge of the adjustment nut (5) is provided with an anti-slip texture.
6. An adjustable mandrel assembly according to claim 1 further comprising a screw locking block (2) for securing the adjustment screw (4) to the mandrel holder (6).
7. The adjustable mandrel device according to claim 6, wherein the screw locking block (2) comprises a first connecting block and a first connecting bolt, the mandrel holder (6) is provided with a first notch at the connection with the adjusting screw (4) for placing the first connecting block, and the first connecting block is tightly connected with the mandrel holder (6) through the first connecting bolt so that the first connecting block locks the adjusting screw (4).
8. The adjustable mandrel device according to claim 1, characterized in that the mandrel locking block (3) comprises a second connecting block and a second connecting bolt, the mandrel holder (6) is provided with a second notch for placing the second connecting block at the joint with the mandrel (1), and the second connecting block is tightly connected with the mandrel (1) through the second connecting bolt so that the second connecting block locks the mandrel (1).
9. An adjustable mandrel assembly according to any one of claims 1 to 8 wherein the mandrel holder (6) is provided with a receiving groove for mounting the adjusting screw (4) and the adjusting nut (5).
10. A powder forming die comprising an adjustable core rod assembly according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111002036.XA CN113715399B (en) | 2021-08-30 | 2021-08-30 | Adjustable core rod device and powder forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111002036.XA CN113715399B (en) | 2021-08-30 | 2021-08-30 | Adjustable core rod device and powder forming die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113715399A true CN113715399A (en) | 2021-11-30 |
| CN113715399B CN113715399B (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111002036.XA Active CN113715399B (en) | 2021-08-30 | 2021-08-30 | Adjustable core rod device and powder forming die |
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| Country | Link |
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| CN (1) | CN113715399B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289697A (en) * | 2021-12-29 | 2022-04-08 | 宁波博信机械制造有限公司 | Multi-position adjustable die carrier |
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| CN105458270A (en) * | 2015-12-19 | 2016-04-06 | 扬州市海力精密机械制造有限公司 | Powder product finishing machine mold base core rod regulating device and finishing process thereof |
| CN209452614U (en) * | 2018-10-19 | 2019-10-01 | 宁波汇众粉末机械制造有限公司 | Trimmer mould frame core rod shaping position adjustment mechanism |
| CN209935854U (en) * | 2019-03-22 | 2020-01-14 | 佛山市南海区首创机械有限公司 | Neodymium iron boron dry press shedder |
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2021
- 2021-08-30 CN CN202111002036.XA patent/CN113715399B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005199332A (en) * | 2004-01-19 | 2005-07-28 | Sumitomo Denko Shoketsu Gokin Kk | Powder molding die device |
| CN102847943A (en) * | 2012-07-04 | 2013-01-02 | 厦门虹鹭钨钼工业有限公司 | Method for manufacturing magnetron molybdenum end cap through die forming |
| CN203184643U (en) * | 2013-01-21 | 2013-09-11 | 东莞市东富胜粉末冶金有限公司 | Powder metal forming pressing die with double mandrils |
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| CN204413144U (en) * | 2015-01-21 | 2015-06-24 | 成都威士达粉末冶金有限公司 | A kind of movable plug of powder metallurgy pressing mould |
| CN204975323U (en) * | 2015-06-19 | 2016-01-20 | 昆山斯格威电子科技有限公司 | Adjustable mould structure who matches height |
| CN105458270A (en) * | 2015-12-19 | 2016-04-06 | 扬州市海力精密机械制造有限公司 | Powder product finishing machine mold base core rod regulating device and finishing process thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289697A (en) * | 2021-12-29 | 2022-04-08 | 宁波博信机械制造有限公司 | Multi-position adjustable die carrier |
| CN114289697B (en) * | 2021-12-29 | 2023-07-07 | 宁波博信机械制造有限公司 | Multi-position adjustable die carrier |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113715399B (en) | 2023-08-25 |
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