CN104353690B - Bar back-up ring extrusion molding dies - Google Patents
Bar back-up ring extrusion molding dies Download PDFInfo
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- CN104353690B CN104353690B CN201410194157.2A CN201410194157A CN104353690B CN 104353690 B CN104353690 B CN 104353690B CN 201410194157 A CN201410194157 A CN 201410194157A CN 104353690 B CN104353690 B CN 104353690B
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- Prior art keywords
- groove
- termination
- bar
- extruder member
- accommodating chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/02—Dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Of Metal (AREA)
Abstract
The present invention is related to a kind of bar back-up ring extrusion molding dies, including end extruder member and middle part containing component, wherein, the end extruder member includes inner termination and external end head, the medium position of the inner termination offers termination groove, and the external end head is arranged on the outside of the end extruder member；The middle part containing component includes that end extrudes groove and middle part accommodating chamber, the end extruding groove is arranged on the two ends of the middle part accommodating chamber, the end extruding groove is communicated with the middle part accommodating chamber, and the end extrudes the diameter with diameter greater than the middle part accommodating chamber of groove；The inner termination of the end extruder member can respectively insert the end extruding groove, and the termination groove of the inner termination is communicated with the middle part accommodating chamber.The extrusion process mould of the bar of invention can make the barbell thick stick processing and forming have operation simple, and energy consumption is low, it is not necessary to weld, to human body fanout free region, the advantages of material is without wasting.
Description
Technical field
The invention belongs to the technical field of bar machine-shaping, in particular to a kind of bar back-up ring extrusion forming
Mould.
Background technology
Bar is presently mainly to be formed by metal pipe material welding metal back-up ring, is widely used in sporting world, Household body-building
The fields such as equipment.As shown in Figure 1, general bar by metal pipe material blanking, do steel tube surface annular knurl 1（Anti-skidding effect）,
Back-up ring 2 is processed into pressing equipment punching, blanking, and the metal pipe material after above-mentioned processing is finally welded above-mentioned adding at pad 3
Back-up ring 2 after work is processed.But metal pipe material welding metal 2 operations of back-up ring are more complicated, raw material processing and last shaping are welded
Connect processing time-consuming higher, energy resource consumption is high, and metal welding is larger to the injury of human body, welding easily occur welding slag, through welding,
There is potential grave danger to the person in the defects such as rosin joint, particularly rosin joint.
Additionally, climbing to a higher point successively with metal material price, the utilization rate of material improves the ever more important that seems, and metal
The material of the back-up ring of welding needs the complicated processes such as punching, blanking, and stock utilization is also very low.
The content of the invention
The present invention is in view of the shortcomings of the prior art, there is provided a kind of operation is simple, and energy consumption is low, it is not necessary to weld, to human body without
Injury, material is without the bar back-up ring processing and forming mould for wasting.
To achieve the above object, the present invention is adopted the following technical scheme that：There is provided a kind of bar back-up ring extrusion forming mold
Tool, including end extruder member and middle part containing component, wherein,
The end extruder member includes inner termination and external end head, and it is recessed that the medium position of the inner termination offers termination
Groove, the external end head is arranged on the outside of the end extruder member；
The middle part containing component includes that end extrudes groove and middle part accommodating chamber, end extruding groove be arranged on it is described in
The two ends of portion's accommodating chamber, end extruding groove is communicated with the middle part accommodating chamber, the end extruding groove with diameter greater than institute
State the diameter of middle part accommodating chamber；
The inner termination of the end extruder member can respectively insert the end extruding groove, the termination groove of the inner termination
Communicated with the middle part accommodating chamber.
Further, the bar is arranged in the mould, and the two ends of the bar are against described respectively
The bottom of the termination groove of end extruder member, end and the end extruding groove of the inner termination of the end extruder member
Bottom is separated by a certain distance.
Further, the length of the inner termination of the end extruder member extrudes the depth of groove more than the end.
Further, the termination groove, end extruding groove and middle part accommodating chamber are cylindrical cavity.
Further, the external end head of the end extruder member is connected with hydraulic machinery, by the hydraulic machinery to institute
Bar is stated to be extruded.
Further, the middle part accommodating chamber is identical with the diameter of the termination groove, when inner termination insertion is described
During the extruding groove inside of end, the central shaft of the middle part accommodating chamber and the termination groove coincides.
Further, the diameter with diameter greater than its bar for being accommodated of the termination groove and middle part accommodating chamber, institute
The lateral wall for stating bar is close on the inwall of the termination groove and middle part accommodating chamber.
Further, the lateral wall of the inner termination of the end extruder member is close to the inwall that the end extrudes groove
On.
Further, it is characterised in that the middle part containing component is spliced to form by two pieces of moulds, by separating two pieces of moulds
Tool takes out the bar of extrusion forming.
Further, the bar is formed by steel pipe by its surface knurling treatment.
The beneficial effect of the invention：
The extrusion process mould of the bar of invention can make the bar processing and forming have operation simple, and energy consumption is low, is not required to
Weld, to human body fanout free region, the advantages of material is without wasting.
Brief description of the drawings
Fig. 1 is the schematic diagram that bar back-up ring uses welding manner in the prior art；
The structure change schematic diagram of bar when Fig. 2 is the bar back-up ring extrusion molding dies using invention；
Fig. 3 is the bar back-up ring extrusion molding dies sectional view of invention；
Fig. 4 is the bar back-up ring extrusion molding dies front view of invention；
Fig. 5 is the structural representation of bar back-up ring extrusion molding dies one embodiment of invention；
Fig. 6 be invention one embodiment in extruded before schematic diagram；
Fig. 7 be invention one embodiment in carry out extruding ongoing schematic diagram；
Fig. 8 be invention one embodiment in carry out complete extruding schematic diagram.
Specific embodiment
To make the purpose of the embodiment of the present invention and technical scheme clearer, below in conjunction with the attached of the embodiment of the present invention
Figure, the technical scheme to the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is of the invention
A part of embodiment, rather than whole embodiments.Based on described embodiments of the invention, those of ordinary skill in the art
The every other embodiment obtained on the premise of without creative work, belongs to the scope of protection of the invention.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein（Including technology art
Language and scientific terminology）With with art of the present invention in those of ordinary skill general understanding identical meaning.Should also
Understand, those terms defined in such as general dictionary should be understood that the meaning having with the context of prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or excessively formal implication be explained.
The implication of heretofore described "and/or" refers to the simultaneous situation of respective individualism or both and wraps
Including including.
The implication of heretofore described " inside and outside " is referred to relative to equipment itself, the side inside sensing equipment
To in, otherwise for outer, rather than the specific restriction to equipment mechanism of the invention.
When the implication of heretofore described " left and right " refers to reader just to accompanying drawing, the left side of reader is a left side,
The right of reader is the right side, rather than the specific restriction to equipment mechanism of the invention.
The implication of heretofore described " connection " can be that being directly connected between part can also be passed through between part
Other parts are indirectly connected with.
Fig. 1 is the schematic diagram that bar back-up ring uses welding manner in the prior art；Fig. 2 is the barbell pole spacing using invention
The structure change schematic diagram of bar during circle extrusion molding dies；Fig. 3 is the bar back-up ring extrusion molding dies section view of invention
Figure；Fig. 4 is the bar back-up ring extrusion molding dies front view of invention；Fig. 5 is the bar back-up ring extrusion forming mold of invention
Has the structural representation of one embodiment.
As in Figure 3-5, bar back-up ring extrusion molding dies of the invention, including end extruder member 1 and middle part hold
Receive part 2, wherein, end extruder member 1 includes inner termination 6 and external end head 7, and it is recessed that the medium position of inner termination 6 offers termination
Groove 5, external end head 7 is arranged on the outside of end extruder member 1；Middle part containing component 2 includes that end extrudes groove 3 and middle part accommodating chamber
4, end extruding groove 3 is arranged on the two ends of middle part accommodating chamber 4, and end extruding groove 3 is communicated with middle part accommodating chamber 4, end extruding groove 3
The diameter with diameter greater than middle part accommodating chamber 4；The inner termination 6 of end extruder member 1 can respectively insert end extruding groove 3, inner
First 6 termination groove 5 is communicated with middle part accommodating chamber 4.
Bar is arranged in mould, and the two ends of bar are against the termination groove 5 of end extruder member 1 respectively
Bottom, end and the bottom of end extruding groove 3 of the inner termination 6 of end extruder member 1 are separated by a certain distance.End extruder member
The length of 1 inner termination 6 extrudes the depth of groove 3 more than end.Termination groove 5, end extrudes groove 3 and middle part accommodating chamber 4 is
Cylindrical cavity.
The external end head 7 of end extruder member 1 is connected with hydraulic machinery, and bar is extruded by hydraulic machinery.In
Portion's accommodating chamber 4 is identical with the diameter of termination groove 5, when inner termination 6 insertion end extruding 3 inside of groove when, middle part accommodating chamber 4 and end
The central shaft of head groove 5 coincides.The diameter with diameter greater than its bar for being accommodated of termination groove 5 and middle part accommodating chamber 4,
The lateral wall of bar is close on the inwall of termination groove 5 and middle part accommodating chamber 4.Outside the inner termination 6 of end extruder member 1
Side wall is close on the inwall of end extruding groove 3.
As shown in figure 5, middle part containing component 2 can be spliced to form by two pieces of assembling dies 8, by separating two pieces of moulds 8
Take out the bar of extrusion forming.Bar is formed by steel pipe by its surface knurling treatment.
The process that bar back-up ring extrusion molding dies of the invention are used for bar is as follows：As shown in figs 6-8, will
Metal pipe material workpiece 9 is put into the containing component 2 of middle part, and the medium position of metal pipe material workpiece 9 is located in middle part containing component 2
Portion position；Then the termination groove 5 of end extruder member 1 is sleeved on two of metal pipe material workpiece 9 according to A, B direction in figure
On termination, the bottom of termination groove 5 is inserted in two terminations of metal pipe material workpiece 9 respectively, meanwhile, end extruder member 1 is inserted
Inside end extruding groove 3, but termination and end the extruding groove 3 of the inner termination 6 of end extruder member 1 bottom interval it is certain away from
From；Now, as described in Figure 7, I, II, III and IV position on metal pipe material workpiece 9 is located at the inner termination 6 of end extruder member 1
Termination and termination extruding groove 3 bottom between, the end extruder member 1 positioned at the two ends of metal pipe material workpiece 9 continues to press respectively
B, A direction close, extruding metal pipe material workpiece 9, respectively can be to gold after I, II, III, IV position stress in metal pipe material workpiece 9
The lateral direction deformation of category tubing workpiece 9；As shown in figure 8, end extruder member 1 is by metal pipe material workpiece 9 I, II, III, IV
Position extrudes to end the bottom for extruding groove 3, and I, II, III, IV position is compressed to perpendicular to metal tube in metal pipe material workpiece 9
Material workpiece 9 and the thin plate being surrounded on around metal pipe material workpiece 9.
After the metal collar process finishing of metal pipe material workpiece 9, end extruder member 1 is pressed into A, B respectively in opposite direction
Direction is separated, and end extruder member 1 is taken out from middle part containing component 2；Again by one of mould of middle part containing component 2
8 are removed, and metal pipe material workpiece 9 is taken out, and are machined.
Embodiments of the present invention are these are only, its description is more specific and detailed, but therefore can not be interpreted as right
The limitation of the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, not departing from the present invention
On the premise of design, various modifications and improvements can be made, these belong to protection scope of the present invention.
Claims (8)
1. a kind of bar back-up ring extrusion molding dies, it is characterised in that including end extruder member and middle part containing component, its
In,
The end extruder member includes inner termination and external end head, and the medium position of the inner termination offers termination groove, institute
State the outside that external end head is arranged on the end extruder member；
The middle part containing component includes that end extrudes groove and middle part accommodating chamber, and the end extruding groove is arranged on the middle part to be held
Receive the two ends in chamber, the end extruding groove is communicated with the middle part accommodating chamber, the end extruding groove with diameter greater than in described
The diameter of portion's accommodating chamber；
The inner termination of the end extruder member can respectively insert the end extruding groove, the termination groove of the inner termination and institute
Middle part accommodating chamber is stated to communicate；
The middle part accommodating chamber is identical with the diameter of the termination groove, when the inner termination is inserted inside the end extruding groove
When, the central shaft of the middle part accommodating chamber and the termination groove coincides；
The diameter with diameter greater than its bar for being accommodated of the termination groove and middle part accommodating chamber, the outside of the bar
Wall is close on the inwall of the termination groove and middle part accommodating chamber；
And bar back-up ring is processed using mould as follows：
Metal pipe material workpiece is put into the containing component of middle part, the medium position of metal pipe material workpiece is located at middle part containing component
Medium position；Then the termination groove of end extruder member is sleeved on two terminations of metal pipe material workpiece, metal pipe material
The bottom of termination groove is inserted in two terminations of workpiece respectively, meanwhile, inside end extruder member insertion end extruding groove, end
The termination of the inner termination of extruder member extrudes bottom interval a certain distance of groove with end；Positioned at metal pipe material workpiece two ends
End extruder member continues to be extruded along the direction for pointing to metal pipe material workpiece respectively, extrudes metal pipe material workpiece, metal tube
Can deform to the lateral direction of metal pipe material workpiece respectively after material workpiece side wall site stress；Metal pipe material workpiece side wall site quilt
Boil down to is perpendicular to metal pipe material workpiece and the thin plate that is surrounded on around metal pipe material workpiece；End extruder member is carried out respectively
Separate, end extruder member is taken out from the containing component of middle part；One of mould of middle part containing component is removed again, will
Metal pipe material workpiece takes out, and machines.
2. a kind of bar back-up ring extrusion molding dies according to claim 1, it is characterised in that the bar is set
In the mould, the two ends of the bar are against the bottom of the termination groove of the end extruder member, institute respectively
The end for stating the inner termination of end extruder member is separated by a certain distance with the bottom of end extruding groove.
3. a kind of bar back-up ring extrusion molding dies according to claim 1, it is characterised in that the end press section
The length of the inner termination of part extrudes the depth of groove more than the end.
4. a kind of bar back-up ring extrusion molding dies according to claim 3, it is characterised in that the termination groove,
End extrudes groove and middle part accommodating chamber is cylindrical cavity.
5. a kind of bar back-up ring extrusion molding dies according to claim 4, it is characterised in that the end press section
The external end head of part is connected with hydraulic machinery, and the bar is extruded by the hydraulic machinery.
6. a kind of bar back-up ring extrusion molding dies according to claim 1, it is characterised in that the end press section
The lateral wall of the inner termination of part is close on the inwall of the end extruding groove.
7. a kind of bar back-up ring extrusion molding dies according to claim 1, it is characterised in that the middle part receiving portion
Part is spliced to form by two pieces of moulds, and separating two pieces of moulds can take out the bar of extrusion forming.
8. a kind of bar back-up ring extrusion molding dies according to claim 1, it is characterised in that the bar is by steel
Pipe is formed by its surface knurling treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410194157.2A CN104353690B (en) | 2014-05-09 | 2014-05-09 | Bar back-up ring extrusion molding dies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410194157.2A CN104353690B (en) | 2014-05-09 | 2014-05-09 | Bar back-up ring extrusion molding dies |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104353690A CN104353690A (en) | 2015-02-18 |
| CN104353690B true CN104353690B (en) | 2017-06-06 |
Family
ID=52521049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410194157.2A Active CN104353690B (en) | 2014-05-09 | 2014-05-09 | Bar back-up ring extrusion molding dies |
Country Status (1)
| Country | Link |
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| CN (1) | CN104353690B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108480410A (en) * | 2018-02-08 | 2018-09-04 | 嘉善翱鹰五金制品厂 | A kind of pressing mechanism for hinge production |
| CN108405643A (en) * | 2018-02-08 | 2018-08-17 | 嘉善翱鹰五金制品厂 | A kind of hinge extrusion forming device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8800050U1 (en) * | 1988-01-05 | 1989-05-03 | Dibowski, Christian, 7801 Pfaffenweiler | Dumbbell |
| CN2155905Y (en) * | 1993-03-31 | 1994-02-16 | 如东县第二通用机械厂 | Integral lever for weight lifting |
| CN2778423Y (en) * | 2005-03-02 | 2006-05-10 | 刘宗信 | Metal pipe surface forming device |
| CN202779244U (en) * | 2012-07-19 | 2013-03-13 | 福州诺贝尔福基机电有限公司 | One-step forming mould for double-convex ring at end of metal pipe |
| CN103537503B (en) * | 2013-09-30 | 2015-09-30 | 广州捷晟自动化控制设备有限公司 | A kind of double end formation of tubes technique and former |
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2014
- 2014-05-09 CN CN201410194157.2A patent/CN104353690B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104353690A (en) | 2015-02-18 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 221300 Jiangsu Xuzhou Pizhou City gun truck Street office high tech Industrial Park Binhu Avenue north side Patentee after: JIANGSU KANGLIYUAN GYM EQUIPMENT CO., LTD. Address before: 223130 Jiangsu Xuzhou Pizhou high tech Industrial Park, Binhu Road, Jun Xia Sports Industrial Park Patentee before: XUZHOU JUNXIA GYM EQUIPMENT CO., LTD. |
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| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 221300 Jiangsu Xuzhou Pizhou City gun truck Street office high tech Industrial Park Binhu Avenue north side Patentee after: Jiangsu kangliyuan Sports Technology Co.,Ltd. Address before: 221300 Jiangsu Xuzhou Pizhou City gun truck Street office high tech Industrial Park Binhu Avenue north side Patentee before: Jiangsu Kangliyuan Fitness Equipment Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |