CN103350521A - Connecting device for top cylinder of hydraulic press - Google Patents
Connecting device for top cylinder of hydraulic press Download PDFInfo
- Publication number
- CN103350521A CN103350521A CN2013100703587A CN201310070358A CN103350521A CN 103350521 A CN103350521 A CN 103350521A CN 2013100703587 A CN2013100703587 A CN 2013100703587A CN 201310070358 A CN201310070358 A CN 201310070358A CN 103350521 A CN103350521 A CN 103350521A
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- mobile platform
- taking blame
- hydraulic press
- ring
- ejector pin
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Abstract
The invention discloses a connecting device for a top cylinder of a hydraulic press, which comprises a lower cylinder ejector rod, a lower cylinder ejecting check ring, a mobile platform upper ejector rod and a platform fixed check ring. The lower end of the lower cylinder ejector rod is provided with a hydraulic press top cylinder connecting screw thread; the middle upper part of the lower cylinder ejector rod is provided with a polished shaft; the lower cylinder ejecting check ring sleeves the polished shaft part of the lower cylinder ejector rod in a clearance fit manner; the axial section of the mobile platform upper ejector rod is of a T shape; the axial section of the mobile platform fixed check ring is also of a T shape; the inner diameter of the upper end of the mobile platform fixed check ring is equal to the outer diameter of the upper end of the mobile platform upper ejector rod; the mobile platform fixed check ring is arranged on the mobile platform upper ejector rod in a sleeving manner; the lower cylinder ejector rod and the mobile platform upper ejector rod are arranged between the top cylinder of the hydraulic press and a mobile platform; the lower cylinder ejector rod is connected with the top cylinder of the hydraulic press by a screw thread; the mobile platform is connected with the mobile platform upper ejector rod. The connecting device for the top cylinder of the hydraulic press can control the mobile platform to move, is convenient for production of drawing parts, can be suitable for combined production of various dies and improve production efficiency and keeps integral completeness of a plurality of pairs of dies so as to achieve consistency of parts.
Description
Technical field:
The present invention relates to mechanical field, relate in particular to hydraulic press, particularly a kind of hydraulic press jockey of taking blame for others.
Background technology:
Hydraulic press is in a large number for the production of the cold forming workpiece.Hydraulic press is exerted pressure to sheet material by mould, obtains the workpiece that needs.In the prior art, hydraulic press works in pressuring method usually, can not produce drawn component.The motion control of existing equipment mobile platform is inconvenient, and mobile platform can freely be advanced and retreat and vertically with total push rod effectively is difficult to take into account, and easily causes whole operation road order to leak the fault that order can't detect.
Summary of the invention:
The object of the present invention is to provide a kind of hydraulic press jockey of taking blame for others, the described this hydraulic press jockey of taking blame for others will solve in the prior art that hydraulic press can not be produced drawn component and whole operation road order is leaked the technical problem that order can't detect.
This hydraulic press of the present invention jockey of taking blame for others, the bar of taking blame for others under comprising, under the back-up ring of taking blame for others, mobile platform upper ejector pin and platform fixed stop circle, wherein, the lower end of the described lower bar of taking blame for others is provided with the hydraulic press connecting thread of taking blame for others, take blame for others the down middle and upper part of bar is optical axis, the described lower back-up ring of taking blame for others is set in down on the optical axis part of the bar of taking blame for others with gap fiting mode, the axial cross section of described mobile platform upper ejector pin is T-shaped, the described platform fixedly axial cross section of back-up ring is also T-shaped, the platform fixedly internal diameter of the upper end of back-up ring equates with the external diameter of mobile platform upper ejector pin upper end, platform fixed stop snare is located on the mobile platform upper ejector pin, platform is the shaft part matched in clearance of back-up ring endoporus and mobile platform upper ejector pin middle and lower part fixedly, the diameter of mobile platform upper ejector pin middle and lower part shaft part equates with the optical axis section diameter of the lower bar of taking blame for others, the mobile platform upper ejector pin is arranged on down the top of the bar of taking blame for others, and is provided with two in the upper surface of the lower bar of taking blame for others and is parallel to axial locking hole.
Further, can utilize the bar of taking blame for others under the set lever rotation, itself and hydraulic press be taken blame for others be threaded connection, described set lever includes forked members, described forked members has two jaws, and described two jaws insert the locking hole in the lower bar upper surface of taking blame for others.
Further, described mobile platform upper ejector pin middle part is provided with round-corner transition, correspondingly fixedly also is provided with round-corner transition in the back-up ring upper end at described platform, and described mobile platform upper ejector pin and described platform fixedly back-up ring cooperate by round-corner transition.
Further, the shaft diameter of the described lower bar of taking blame for others is 120mm, and the external diameter of the described lower back-up ring of taking blame for others is 280mm, and the described platform fixedly external diameter of back-up ring is 280mm.
Further, the diameter of described two axial lock tieholens is 18mm, and its centreline spacing is 70mm.
Further, described platform fixedly the radius of corner of back-up ring upper end be 22mm.
Operation principle of the present invention is: take blame for others down bar and mobile platform upper ejector pin are arranged between taking blame for others of hydraulic press and the mobile platform, and the lower bar of taking blame for others is connected with taking blame for others of hydraulic press by screw thread, and mobile platform is connected with the mobile platform upper ejector pin.
The present invention and prior art are compared, and its effect is actively with obvious.The present invention can control the mobile platform motion, makes things convenient for the production of drawn component; Simple in structure need not keeped in repair, and the combinations produce that can adapt to various moulds is enhanced productivity, and keeps the complete part uniformity that reaches of how secondary mold integral, is convenient to analyze quality problems.
Description of drawings:
Fig. 1 is the take blame for others structural representation of the lower bar of taking blame for others in the jockey of a kind of hydraulic press of the present invention.
Fig. 2 is the take blame for others upper surface schematic diagram of the lower bar of taking blame for others in the jockey of a kind of hydraulic press of the present invention.
Fig. 3 is the take blame for others schematic diagram of the set lever in the jockey of a kind of hydraulic press of the present invention.
Fig. 4 is the take blame for others schematic diagram of the lower back-up ring of taking blame for others in the jockey of a kind of hydraulic press of the present invention.
Fig. 5 is the take blame for others schematic diagram of the mobile platform upper ejector pin in the jockey of a kind of hydraulic press of the present invention.
Fig. 6 is take blame for others the fixing schematic diagram of back-up ring of platform in the jockey of a kind of hydraulic press of the present invention.
Fig. 7 is the take blame for others structural representation of jockey of a kind of hydraulic press of the present invention.
The specific embodiment:
Embodiment 1:
Such as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and shown in Figure 7, a kind of hydraulic press of the present invention jockey of taking blame for others, the bar 1 of taking blame for others under comprising, under the back-up ring 2 of taking blame for others, mobile platform upper ejector pin 3 and platform fixed stop circle 4, wherein, the lower end of the described lower bar 1 of taking blame for others is provided with the hydraulic press connecting thread of taking blame for others, take blame for others the down middle and upper part of bar 1 is optical axis, the described lower back-up ring 2 of taking blame for others is set in down on the optical axis part of the bar 1 of taking blame for others with gap fiting mode, the axial cross section of described mobile platform upper ejector pin 3 is T-shaped, the described platform fixedly axial cross section of back-up ring 4 is also T-shaped, the platform fixedly internal diameter of the upper end of back-up ring 4 equates with the external diameter of mobile platform upper ejector pin 3 upper ends, platform fixedly back-up ring 4 is set on the mobile platform upper ejector pin 3, platform is the shaft part matched in clearance of back-up ring 4 endoporus and mobile platform upper ejector pin 3 middle and lower parts fixedly, the diameter of mobile platform upper ejector pin 3 middle and lower part shaft parts equates with the optical axis section diameter of the lower bar 1 of taking blame for others, mobile platform upper ejector pin 3 is arranged on down the top of the bar 1 of taking blame for others, and is provided with two in the upper surface of the lower bar 1 of taking blame for others and is parallel to axial locking hole.
Further, be connected with a set lever 5 in the described locking hole, described set lever 5 includes forked members, and described forked members has two jaws, and described two jaws insert locking hole.
Further, described mobile platform upper ejector pin 3 middle parts are provided with round-corner transition, correspondingly fixedly also are provided with round-corner transition in back-up ring 4 upper ends at described platform, and described mobile platform upper ejector pin 3 and described platform fixedly back-up ring 4 cooperate by round-corner transition.
Further, the shaft diameter of the described lower bar 1 of taking blame for others is 120mm, and the external diameter of the described lower back-up ring 2 of taking blame for others is 280mm, and the described platform fixedly external diameter of back-up ring 4 is 280mm.
Further, the diameter of described two axial lock tieholens is 18mm, and its centreline spacing is 70mm.
Further, described platform fixedly the radius of corner of back-up ring 4 upper ends be 22mm.
The operation principle of the present embodiment is: lower take blame for others bar 1 and mobile platform upper ejector pin 3 be arranged on hydraulic press take blame for others 6 and mobile platform 7 between, the lower bar 1 of taking blame for others 6 is connected by taking blame for others of screw thread and hydraulic press, mobile platform 7 and platform fixedly back-up ring 4 are connected.
Claims (5)
1. hydraulic press jockey of taking blame for others, the bar of taking blame for others under comprising, under the back-up ring of taking blame for others, mobile platform upper ejector pin and platform fixed stop circle, it is characterized in that: the lower end of the described lower bar of taking blame for others is provided with the hydraulic press connecting thread of taking blame for others, take blame for others the down middle and upper part of bar is optical axis, the described lower back-up ring of taking blame for others is set in down on the optical axis part of the bar of taking blame for others with gap fiting mode, the axial cross section of described mobile platform upper ejector pin is T-shaped, the described platform fixedly axial cross section of back-up ring is also T-shaped, the platform fixedly internal diameter of the upper end of back-up ring equates with the external diameter of mobile platform upper ejector pin upper end, platform fixed stop snare is located on the mobile platform upper ejector pin, platform is the shaft part matched in clearance of back-up ring endoporus and mobile platform upper ejector pin middle and lower part fixedly, the diameter of mobile platform upper ejector pin middle and lower part shaft part equates with the optical axis section diameter of the lower bar of taking blame for others, the mobile platform upper ejector pin is arranged on down the top of the bar of taking blame for others, and is provided with two in the upper surface of the lower bar of taking blame for others and is parallel to axial locking hole.
2. a kind of hydraulic press as claimed in claim 1 jockey of taking blame for others, it is characterized in that: described mobile platform upper ejector pin middle part is provided with round-corner transition, correspondingly fixedly also be provided with round-corner transition in the back-up ring upper end at described platform, described mobile platform upper ejector pin and described platform fixedly back-up ring cooperate by round-corner transition.
3. a kind of hydraulic press as claimed in claim 1 jockey of taking blame for others, it is characterized in that: the shaft diameter of the described lower bar of taking blame for others is 120mm, and the external diameter of the described lower back-up ring of taking blame for others is 280mm, and the described platform fixedly external diameter of back-up ring is 280mm.
4. a kind of hydraulic press as claimed in claim 1 jockey of taking blame for others, it is characterized in that: the diameter of described two axial lock tieholens is 18mm, its centreline spacing is 70mm.
5. a kind of hydraulic press as claimed in claim 1 jockey of taking blame for others, it is characterized in that: the described platform fixedly radius of corner of back-up ring upper end is 22mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100703587A CN103350521A (en) | 2013-03-06 | 2013-03-06 | Connecting device for top cylinder of hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100703587A CN103350521A (en) | 2013-03-06 | 2013-03-06 | Connecting device for top cylinder of hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103350521A true CN103350521A (en) | 2013-10-16 |
Family
ID=49306978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100703587A Pending CN103350521A (en) | 2013-03-06 | 2013-03-06 | Connecting device for top cylinder of hydraulic press |
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| Country | Link |
|---|---|
| CN (1) | CN103350521A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1272718A (en) * | 1969-06-11 | 1972-05-03 | Us Industries Inc | Compression molding machine |
| CN2496646Y (en) * | 2001-07-04 | 2002-06-26 | 佛山市康思达液压机械有限公司 | Hydraulic stretching machine |
| CN201471163U (en) * | 2009-06-16 | 2010-05-19 | 南通市腾达锻压机床厂 | Lifting and pressing device for moving working table of stretching forming hydraulic press machine |
| CN102029312A (en) * | 2010-11-23 | 2011-04-27 | 江阴中南重工股份有限公司 | Metal concentrated pipe downwards-drawing device |
| CN102029325A (en) * | 2010-11-18 | 2011-04-27 | 江苏大学 | Drawing mold with variable blank holder force with hydraulic linkage control by machine |
| CN203110380U (en) * | 2013-03-06 | 2013-08-07 | 上海元禾汽车零件有限公司 | Hydraulic press top cylinder connecting device |
-
2013
- 2013-03-06 CN CN2013100703587A patent/CN103350521A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1272718A (en) * | 1969-06-11 | 1972-05-03 | Us Industries Inc | Compression molding machine |
| CN2496646Y (en) * | 2001-07-04 | 2002-06-26 | 佛山市康思达液压机械有限公司 | Hydraulic stretching machine |
| CN201471163U (en) * | 2009-06-16 | 2010-05-19 | 南通市腾达锻压机床厂 | Lifting and pressing device for moving working table of stretching forming hydraulic press machine |
| CN102029325A (en) * | 2010-11-18 | 2011-04-27 | 江苏大学 | Drawing mold with variable blank holder force with hydraulic linkage control by machine |
| CN102029312A (en) * | 2010-11-23 | 2011-04-27 | 江阴中南重工股份有限公司 | Metal concentrated pipe downwards-drawing device |
| CN203110380U (en) * | 2013-03-06 | 2013-08-07 | 上海元禾汽车零件有限公司 | Hydraulic press top cylinder connecting device |
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Application publication date: 20131016 |