CN103600013B - The cold-heading molding technique of ball stud with holes - Google Patents
The cold-heading molding technique of ball stud with holes Download PDFInfo
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- CN103600013B CN103600013B CN201310480240.1A CN201310480240A CN103600013B CN 103600013 B CN103600013 B CN 103600013B CN 201310480240 A CN201310480240 A CN 201310480240A CN 103600013 B CN103600013 B CN 103600013B
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Abstract
The invention discloses a kind of cold-heading molding technique of metalwork, particularly a kind of cold-heading molding technique of ball stud with holes, its concrete operation is as follows: a) metal bar blanking location; B) jumping-up; C) bulb is shaping; D) after metal bar carries out 90 degree of longitudinal upsets, then blanking location is re-started; E) hole is hit in sphere cold-heading; F) sphere cold-heading perforation.Which solve existing cold heading technique machine-shaping ball stud with holes, the machining accuracy of its product is difficult to the technology drawback ensured, in the present invention, whole cold-heading molding technique all can complete on same horizontal cold headers, and therefore it ensure that the precision of ball stud production and processing with holes while reducing waste wood generation rate; Simultaneously in the present invention cold-heading molding clamp for machining can ensure that ball stud is in the longitudinal direction upset completing 90 degree in this holder lifting process, while clamp structure also comparatively simple.
Description
Technical field
The present invention relates to a kind of cold-heading molding technique of metalwork, particularly a kind of cold-heading molding technique of ball stud with holes.
Background technology
As the connecting piece of automobile hanging and steering, the effect of ball stud can not be ignored, its reason is that each automobile all needs to use a large amount of ball studs to realize specific function, and what its conventional production process adopted is metal cutting method, and its corollary equipment has numerically controlled lathe etc.The defects such as it is serious that this production method exists consumptive material, less economical.
Owing to producing without any waste cut materials in the conducting forging processing technical process of metal, effectively can improve the consumptive material situation in enterprise practical production, reduce production cost, therefore at present some enterprises use cold heading technique instead and carry out machine-shaping ball stud, and its processing technology is as follows: blanking → jumping-up → bulb is shaping → and blanking.In actual production, the bulb part of ball stud often needs to add through hole, therefore ball stud obtained above can be sent on automatic punching machine toward contact and carry out punching, finally obtain the ball stud that sphere is with holes, but the ball stud with holes that above-mentioned processing technology obtains, the machining accuracy of its product is difficult to be ensured.
Summary of the invention
The object of the invention is to provide one can reduce waste wood generation rate to solve above-mentioned the deficiencies in the prior art, ensureing the cold-heading molding technique of the ball stud with holes of ball stud production and processing precision with holes simultaneously.
To achieve these goals, the cold-heading molding technique of the ball stud with holes designed by the present invention, adopts horizontal cold headers, and its concrete operation is as follows:
A) metal bar blanking location;
B) jumping-up;
C) bulb is shaping;
D) after metal bar carries out 90 degree of longitudinal upsets, then blanking location is re-started;
E) hole is hit in sphere cold-heading;
F) sphere cold-heading perforation.
Wherein, in above-mentioned steps d metal bar carry out 90 degree longitudinally upset refer to: metal bar adopts a clamp for machining to carry out clamping and promotes, and can carry out longitudinal direction 90 degree upset clamping metal bar in lifting process.The madial wall that above-mentioned clamp for machining comprises outer cylinder body and can comply with outer cylinder body do up and down reciprocatingly gliding motility cylinder or hydraulic cylinder, cylinder or hydraulic cylinder are provided with piston push rod, the bottom surface of described outer cylinder body is provided with piston push rod through hole and presets and connects hole, the first sealing ring is embedded with in piston push rod through hole, piston push rod runs through above-mentioned first sealing ring, and the expanding-contracting action be connected with in the front end of this piston push rod by piston push rod realizes the manipulator of folding, when this manipulator closes up, the bulb container cavity of a ball stud is formed between its corresponding mechanical paw.
In order to the sealing between the lateral wall of lifting cylinder or hydraulic cylinder and the madial wall of outer cylinder body, cylinder or the outer wall of hydraulic cylinder is provided with cannelure in described clamp for machining, is embedded with the second sealing ring in cannelure.
In order to the stability of lifting cylinder or hydraulic cylinder up and down reciprocatingly gliding motility in outer cylinder body, in described clamp for machining, the madial wall of outer cylinder body is provided with guide chute, and the outer wall of described cylinder or hydraulic cylinder is provided with the guiding rib matched with above-mentioned guide chute.
The cold-heading molding technique of the ball stud with holes that the present invention obtains, wherein whole cold-heading molding technique all can complete on same horizontal cold headers, and therefore it ensure that the production and processing precision of ball stud with holes while reducing waste wood generation rate; Simultaneously in the present invention cold-heading molding clamp for machining structure in the cylinder assembly of manipulator has been installed or hydraulic pressure cylinder assembly can do up and down reciprocatingly gliding motility in outer cylinder body, simultaneously when manipulator closes up, the bulb container cavity of a ball stud is formed between its corresponding mechanical paw, therefore ball stud is in this holder lifting process, can complete the longitudinal direction upset of 90 degree.
Accompanying drawing explanation
Fig. 1 be in the present embodiment 1 the structural representation of the cold-heading molding clamp for machining of ball stud with holes is provided;
Fig. 2 is the partial enlarged drawing at A-A place in Fig. 1;
Fig. 3 be embodiment 1 supply the closed configuration schematic diagram of manipulator in the cold-heading molding clamp for machining of ball stud with holes;
Fig. 4 be embodiment 2 the structural representation of the cold-heading molding clamp for machining of ball stud with holes is provided;
Fig. 5 is the structural representation of embodiment 3;
Fig. 6 is the partial enlarged drawing at b place in Fig. 5.
In figure: outer cylinder body 1, piston push rod through hole 1-1, preset and connect hole 1-2, guide chute 1-3, cylinder 2, guiding rib 2-1, cannelure 2-2, piston push rod 3, manipulator 4, mechanical paw 4-1, bulb container cavity 4-2, the first sealing ring 5, second sealing ring 6, ball stud 7.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
Embodiment 1:
The cold-heading molding technique of the ball stud with holes that the present embodiment provides, adopts horizontal cold headers, and its concrete operation is as follows:
A) metal bar blanking location;
B) jumping-up;
C) bulb is shaping;
D) after metal bar carries out 90 degree of longitudinal upsets, then blanking location is re-started;
E) hole is hit in sphere cold-heading;
F) sphere cold-heading perforation.
Wherein, in above-mentioned steps d metal bar carry out 90 degree longitudinally upset refer to: metal bar adopts a clamp for machining to carry out clamping and promotes, and can carry out longitudinal direction 90 degree upset clamping metal bar in lifting process.
As depicted in figs. 1 and 2, the madial wall that above-mentioned clamp for machining comprises outer cylinder body 1 and can comply with outer cylinder body 1 do up and down reciprocatingly gliding motility cylinder 2, piston push rod 3 is installed on the cylinder 2, the bottom surface of described outer cylinder body 1 is provided with piston push rod through hole 1-1 and presets and meets hole 1-2, the first sealing ring 5 is embedded with in piston push rod through hole 1-1, piston push rod 3 runs through above-mentioned first sealing ring 5, and the expanding-contracting action be connected with in the front end of this piston push rod 3 by piston push rod 3 realizes the manipulator 4 of folding, as shown in Figure 3, when this manipulator 4 closes up, the bulb container cavity 4-2 of a ball stud 7 is formed between its corresponding mechanical paw 4-1.Cylinder 2 in wherein above-mentioned can adopt hydraulic cylinder to replace, and the default hole 1-2 and outer source of the gas or outer hydraulic power source of connecing simultaneously when concrete use in said structure on outer cylinder body 1 connects.
Above-mentioned clamp for machining is when gripping ball stud 7 product, first cylinder 2 is clipped on the cylindrical section of ball stud 7 by piston push rod 3 driving device hand 4, then external air source or hydraulic power source continues to enter in outer cylinder body 1 by the default hole 1-2 that connects on outer cylinder body 1, at this moment the cylinder 2 being positioned at outer cylinder body 1 just slowly promotes under the effect of air pressure or hydraulic pressure, thus drive the manipulator 4 being clamped with ball stud 7 also slowly to promote, bulb container cavity 4-2 is had between corresponding mechanical paw 4-1 now due to manipulator 4, therefore will there is the longitudinal direction upset of 90 degree in ball stud 7 under the effect of self gravitation while being raised.
Embodiment 2:
The cold-heading molding technique of the ball stud with holes provided in the present embodiment, it is substantially consistent with embodiment 1, but in order to the sealing between the lateral wall of lifting cylinder 2 or hydraulic cylinder and the madial wall of outer cylinder body 1, as shown in Figure 4, the cylinder 2 or outer wall of hydraulic cylinder is provided with cannelure 2-2 in the clamp for machining adopted in the present embodiment, is embedded with the second sealing ring 6 in cannelure 2-2.
Embodiment 3:
The cold-heading molding technique of the ball stud with holes provided in the present embodiment, it is substantially consistent with embodiment 1, but the stability of the up and down reciprocatingly gliding motility in outer cylinder body 1 in order to lifting cylinder 2 or hydraulic cylinder, as shown in Figure 5 and Figure 6, the stability of the up and down reciprocatingly gliding motility in outer cylinder body 1 in order to lifting cylinder 2 or hydraulic cylinder in the clamp for machining adopted in the present embodiment, the madial wall of described outer cylinder body 1 is provided with guide chute 1-3, and the outer wall of described cylinder 2 or hydraulic cylinder is provided with the guiding rib 2-1 matched with above-mentioned guide chute 1-3.
Claims (4)
1. a cold-heading molding technique for ball stud with holes, adopts horizontal cold headers, it is characterized in that comprising following operation:
A) metal bar blanking location;
B) jumping-up;
C) bulb is shaping;
D) after metal bar carries out 90 degree of longitudinal upsets, then blanking location is re-started;
E) hole is hit in sphere cold-heading;
F) sphere cold-heading perforation;
In above-mentioned steps d bar carry out 90 degree longitudinally upset refer to: metal bar adopts a clamp for machining to carry out clamping and promotes, and can carry out longitudinal direction 90 degree upset clamping metal bar in lifting process.
2. the cold-heading molding technique of ball stud with holes according to claim 1, it is characterized in that madial wall that the clamp for machining adopted in steps d comprises outer cylinder body (1) and can comply with outer cylinder body (1) do up and down reciprocatingly gliding motility cylinder (2) or hydraulic cylinder, cylinder (2) or hydraulic cylinder are provided with piston push rod (3), the bottom surface of described outer cylinder body (1) is provided with piston push rod through hole (1-1) and presets and connects hole (1-2), the first sealing ring (5) is embedded with in piston push rod through hole (1-1), piston push rod (3) runs through above-mentioned first sealing ring (5), and the expanding-contracting action be connected with in the front end of this piston push rod (3) by piston push rod (3) realizes the manipulator (4) of folding, when this manipulator (4) closes up, the bulb container cavity (4-2) of a ball stud (7) is formed between its corresponding mechanical paw (4-1).
3. the cold-heading molding technique of ball stud with holes according to claim 2, is characterized in that: described cylinder (2) or the outer wall of hydraulic cylinder are provided with cannelure (2-2), is embedded with the second sealing ring (6) in cannelure (2-2).
4. the cold-heading molding technique of the ball stud with holes according to Claims 2 or 3, it is characterized in that: the madial wall of described outer cylinder body (1) is provided with guide chute (1-3), the outer wall of described cylinder (2) or hydraulic cylinder is provided with the guiding rib (2-1) matched with above-mentioned guide chute (1-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310480240.1A CN103600013B (en) | 2013-10-15 | 2013-10-15 | The cold-heading molding technique of ball stud with holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310480240.1A CN103600013B (en) | 2013-10-15 | 2013-10-15 | The cold-heading molding technique of ball stud with holes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103600013A CN103600013A (en) | 2014-02-26 |
| CN103600013B true CN103600013B (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310480240.1A Active CN103600013B (en) | 2013-10-15 | 2013-10-15 | The cold-heading molding technique of ball stud with holes |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110252930B (en) * | 2019-06-20 | 2021-08-13 | 山东宏坤智能科技有限公司 | Wheeled sliding clamping equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101185955A (en) * | 2007-12-21 | 2008-05-28 | 江南大学 | Steel ball cold heading technique and steel ball cold header |
| CN201651025U (en) * | 2010-05-13 | 2010-11-24 | 湖州锐狮标准件制造有限公司 | Ball pin applicable to cold heading process |
| CN201940526U (en) * | 2011-01-10 | 2011-08-24 | 陈建德 | Pneumatic clamp |
| CN102554108A (en) * | 2010-12-28 | 2012-07-11 | 中国航空工业标准件制造有限责任公司 | Cold-heading forming method and special mould for deep inner hexagonal hole bolt |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007203315A (en) * | 2006-01-31 | 2007-08-16 | Aisan Ind Co Ltd | Method for manufacturing engine valve, and upsetter therefor |
-
2013
- 2013-10-15 CN CN201310480240.1A patent/CN103600013B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101185955A (en) * | 2007-12-21 | 2008-05-28 | 江南大学 | Steel ball cold heading technique and steel ball cold header |
| CN201651025U (en) * | 2010-05-13 | 2010-11-24 | 湖州锐狮标准件制造有限公司 | Ball pin applicable to cold heading process |
| CN102554108A (en) * | 2010-12-28 | 2012-07-11 | 中国航空工业标准件制造有限责任公司 | Cold-heading forming method and special mould for deep inner hexagonal hole bolt |
| CN201940526U (en) * | 2011-01-10 | 2011-08-24 | 陈建德 | Pneumatic clamp |
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| CN103600013A (en) | 2014-02-26 |
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Address after: 315103 Zhejiang city of Ningbo province high tech Zone South Road No. 1832 (the origin of the intelligent forming device of Limited by Share Ltd) Patentee after: SIJIN INTELLIGENT FORMING MACHINERY CO.,LTD. Address before: The national high tech Zone of Ningbo city in Zhejiang Province, 315103 South Road No. 1832 (Ningbo Sijin machinery Limited by Share Ltd) Patentee before: NINGBO SIJIN MACHINERY Co.,Ltd. |
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Address after: 315103 1832 Jiangnan Road, Ningbo high tech Zone, Zhejiang Patentee after: SIJIN INTELLIGENT FORMING MACHINERY CO.,LTD. Address before: 315103 Jiangnan Road 1832, Ningbo new high tech Zone, Zhejiang (Limited by Share Ltd) Patentee before: SIJIN INTELLIGENT FORMING MACHINERY CO.,LTD. |
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Address after: No. 699 Jinghua Road, High tech Zone, Ningbo City, Zhejiang Province, 315103 Patentee after: SIJIN INTELLIGENT FORMING MACHINERY CO.,LTD. Address before: 315103 1832 Jiangnan Road, Ningbo high tech Zone, Zhejiang Patentee before: SIJIN INTELLIGENT FORMING MACHINERY CO.,LTD. |
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