CN105436284A - Stroke control device for hydraulic cushion of hydraulic drawing press - Google Patents
Stroke control device for hydraulic cushion of hydraulic drawing press Download PDFInfo
- Publication number
- CN105436284A CN105436284A CN201610001973.6A CN201610001973A CN105436284A CN 105436284 A CN105436284 A CN 105436284A CN 201610001973 A CN201610001973 A CN 201610001973A CN 105436284 A CN105436284 A CN 105436284A
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- CN
- China
- Prior art keywords
- slide block
- hydraulic
- die cushion
- steel wire
- steel plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
- B21D24/10—Devices controlling or operating blank holders independently, or in conjunction with dies
- B21D24/14—Devices controlling or operating blank holders independently, or in conjunction with dies pneumatically or hydraulically
-
- 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
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
The invention discloses a stroke control device for a hydraulic cushion of a hydraulic drawing press. The device comprises lower a cross beam, a hydraulic cushion propping plate, a stroke rod, single-groove pulleys, a side surface steel plate of the lower cross beam, and a counterweight slide block, wherein the stroke rod is arranged at one end of the hydraulic cushion propping plate; the side surface steel plate of the lower cross beam is mounted on the top end of one side of the lower cross beam; the single-groove pulleys are arranged at two sides of a through hole formed in the side surface steel plate of the lower cross beam; a steel wire sequentially passes through one single-groove pulley, the through hole and another single-groove pulley; one end of the steel wire is connected to the other end of the hydraulic cushion propping plate while the other end of the steel wire is connected to the counterweight slide block; a displacement sensor is arranged on the counterweight slide block; a protecting cover which is fixed to the side surface steel plate of the lower cross beam is arranged at the outer side of the counterweight slide block; stroke switch mounting racks on which stroke switches are arranged are mounted on the side surface of the protecting cover. According to the stroke control device, the displacement sensor is arranged on the counterweight slide block, thus the sensing time can be reduced, and the control accuracy of the device can be improved; the counterweight slide block is plated with chromium, thereby reducing the influence caused by the frictional force; in addition, a small space is used.
Description
Technical field
The present invention relates to a kind of controlling organization, specifically a kind of hydraulic drawing press hydraulic die cushion travel control device.
Background technology
As depicted in figs. 1 and 2, known Yz27 hydraulic pressure Sheet stretch machine hydraulic die cushion range controlling mechanism, need to process one in sill (8) side and omit long mounting hole than stroke, a stroke lever (10) is used laterally to be arranged on hydraulic die cushion top board (9) again, stroke is higher than the side of sill (8), in sill (8) side, travel switch A(7 can be installed like this), when the hydraulic die cushion top board (9) that sill (8) is inner is up and down, the stroke lever (10) that drive is fixed on hydraulic die cushion top board (9) is up and down, when stroke lever (10) arrives travel switch A(7) position time, can sense.This trip controlling organization need process a mounting hole also grown than hydraulic die cushion stroke, and the destruction for sill is comparatively large, and when using this mechanism, for ensureing sill intensity, need thicken steel plate used, cost up is more.
Known another kind of travel switch is then do Strok mechanism bottom hydraulic cushion cylinder, this method increase the seal of oil cylinder, thus increase the probability of oil cylinder leakage of oil, and it is larger to foundation requirement below sill, needed for lower cylinder, needed for ground, headspace is large, stroke adjustment is inconvenient, and each adjustment stroke all needs to regulate in ground well under workman.
Summary of the invention
The object of the present invention is to provide a kind of hydraulic drawing press hydraulic die cushion travel control device avoiding the sill intensity caused because of stroke touching mechanism to decline, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of hydraulic drawing press hydraulic die cushion travel control device, comprise sill, hydraulic die cushion top board, stroke lever, single-grooved pulleys, crossbeam side steel plate and weight slide block, described hydraulic die cushion top board is arranged on the top of sill, described stroke lever is arranged on one end of hydraulic die cushion top board, sill is provided with the protective cover B be positioned at outside stroke lever, protective cover B is provided with travel switch mounting frame B, travel switch mounting frame B is provided with travel switch B, described crossbeam side steel plate is arranged on the top, side of sill, described single-grooved pulleys is arranged on the both sides of crossbeam side steel plate respectively, described crossbeam side steel plate offers through hole, described single-grooved pulleys is installed with steel wire, and steel wire is successively through single-grooved pulleys, through hole, single-grooved pulleys, one end of described steel wire is connected to the other end of hydraulic die cushion top board, the other end of steel wire connects weight slide block, described weight slide block is provided with displacement transducer, the outside of described weight slide block is provided with protective cover A, and protective cover A is fixed on the steel plate of crossbeam side, the side of protective cover A is provided with travel switch mounting frame A, described travel switch mounting frame A is provided with travel switch A.
As the further scheme of the present invention: described single-grooved pulleys is provided with groove, and steel wire is positioned in groove.
As the further scheme of the present invention: described steel wire adopts diameter to be the stone dead wire of 0.8 ~ 1.2mm.
As the present invention's further scheme: described weight slide block is coated with layers of chrome.
Compared with prior art, the invention has the beneficial effects as follows: the present invention arranges displacement transducer in weight slide block, shorten the sensitive time, increase the control accuracy of device, the impact that the weight slide block chromium plating of employing brings to reduce friction, and it is little to take up room.
Accompanying drawing explanation
Fig. 1 is the structural representation of hydraulic drawing press hydraulic die cushion travel control device.
Fig. 2 is that A in Fig. 1 is to figure.
Fig. 3 is that B in Fig. 1 is to figure.
Fig. 4 is the side sectional view in Fig. 3.
Fig. 5 is the front section view in Fig. 3.
In figure: 1-steel wire; 2-single-grooved pulleys; 3-sill side steel plate-4, protective cover A; 5-travel switch mounting frame A; 6-weight slide block; 7-travel switch A; 8-sill; 9-hydraulic die cushion jacking block; 10-stroke lever; 11-protective cover B; 12-travel switch mounting frame B; 13-travel switch B; 14-displacement transducer.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1 ~ 5, in the embodiment of the present invention, a kind of hydraulic drawing press hydraulic die cushion travel control device, comprise sill 8, hydraulic die cushion top board 9, stroke lever 10, single-grooved pulleys 2, crossbeam side steel plate 3 and weight slide block 6, hydraulic die cushion top board 9 is arranged on the top of sill 8, stroke lever 10 is arranged on one end of hydraulic die cushion top board 9, sill is provided with the protective cover B11 be positioned at outside stroke lever, protective cover B11 is provided with travel switch mounting frame B12, travel switch mounting frame B12 is provided with travel switch B13, crossbeam side steel plate 3 is arranged on the top, side of sill 8, single-grooved pulleys 2 is arranged on the both sides of crossbeam side steel plate 3 respectively, crossbeam side steel plate 3 offers through hole, single-grooved pulleys 2 is installed with steel wire 1, and steel wire 1 is successively through single-grooved pulleys 2, through hole, single-grooved pulleys 2, single-grooved pulleys 2 is provided with groove, and steel wire 1 is positioned in groove, prevent steel wire 1 from offseting, steel wire 1 adopts diameter to be the stone dead wire of 1mm, ensure its intensity and pliability, single-grooved pulleys 2 adopts the tender of easily buying on market, and cost is low.
One end of steel wire 1 is connected to the other end of hydraulic die cushion top board 9, and the other end of steel wire 1 connects weight slide block 6, and weight slide block 6 changes weight according to actual needs, and weight slide block 6 is coated with layers of chrome, ensures its surface smoothness, reduces the friction with fuselage; Weight slide block 6 is provided with displacement transducer 14, to increase the control accuracy of device; The outside of weight slide block 6 is provided with the thick protective cover A4 of 1mm, and protective cover A4 is fixed on crossbeam side steel plate 3, and protection mechanism is not damaged on the one hand, play the guiding role on the other hand to weight slide block 6; The side of protective cover A4 is provided with travel switch mounting frame A5, travel switch mounting frame A5 is provided with travel switch A7.
Its operation principle is: when hydraulic die cushion top board 9 is up and down; due to Action of Gravity Field; weight slide block 6 is connected by steel wire 1, single-grooved pulleys 2 leads; can be synchronous corresponding up and down; and protective cover A4 can play protection and guide effect to weight slide block 6; when weight slide block 6 is up and down to travel switch A7 position, can detects, thus judge how next step action performs.When using this mechanism, the through hole of a Φ 20mm processed by sill side steel plate 3, be convenient to steel wire by, travel switch is dropped to minimum to sill intensity effect.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
Claims (4)
1. a hydraulic drawing press hydraulic die cushion travel control device, comprise sill (8), hydraulic die cushion top board (9), stroke lever (10), single-grooved pulleys (2), crossbeam side steel plate (3) and weight slide block (6), described hydraulic die cushion top board (9) is arranged on the top of sill (8), described stroke lever (10) is arranged on one end of hydraulic die cushion top board (9), sill is provided with the protective cover B(11 be positioned at outside stroke lever), protective cover B(11) on travel switch mounting frame B(12 is installed), travel switch mounting frame B(12) on travel switch B(13 is installed), it is characterized in that, described crossbeam side steel plate (3) is arranged on the top, side of sill (8), described single-grooved pulleys (2) is arranged on the both sides of crossbeam side steel plate (3) respectively, described crossbeam side steel plate (3) offers through hole, described single-grooved pulleys (2) is installed with steel wire (1), and steel wire (1) is successively through single-grooved pulleys (2), through hole, single-grooved pulleys (2), one end of described steel wire (1) is connected to the other end of hydraulic die cushion top board (9), the other end of steel wire (1) connects weight slide block (6), described weight slide block (6) is provided with displacement transducer (14), the outside of described weight slide block (6) is provided with protective cover A(4), and protective cover A(4) be fixed on crossbeam side steel plate (3), protective cover A(4) side travel switch mounting frame A(5 is installed), described travel switch mounting frame A(5) on travel switch A(7 is installed).
2. hydraulic drawing press hydraulic die cushion travel control device according to claim 1, is characterized in that, described single-grooved pulleys (2) is provided with groove, and steel wire (1) is positioned in groove.
3. hydraulic drawing press hydraulic die cushion travel control device according to claim 1, is characterized in that, described steel wire (1) adopts diameter to be the stone dead wire of 0.8 ~ 1.2mm.
4. hydraulic drawing press hydraulic die cushion travel control device according to claim 1, is characterized in that, (6) are coated with layers of chrome to described weight slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610001973.6A CN105436284A (en) | 2016-01-06 | 2016-01-06 | Stroke control device for hydraulic cushion of hydraulic drawing press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610001973.6A CN105436284A (en) | 2016-01-06 | 2016-01-06 | Stroke control device for hydraulic cushion of hydraulic drawing press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105436284A true CN105436284A (en) | 2016-03-30 |
Family
ID=55547170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610001973.6A Pending CN105436284A (en) | 2016-01-06 | 2016-01-06 | Stroke control device for hydraulic cushion of hydraulic drawing press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105436284A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112776118A (en) * | 2021-01-27 | 2021-05-11 | 成都正西液压设备制造有限公司 | Semi-automatic hydraulic press for synthesizing sleeper from bamboo fiber |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB102758A (en) * | 1916-02-03 | 1916-12-28 | Eugene Schneider | Improved Automatic Apparatus for Regulating the Delivery of a Pump or Pumps Feeding an Accumulator. |
| CN200998925Y (en) * | 2006-12-20 | 2008-01-02 | 合肥锻压机床有限公司 | Hydraulic cushion stroke stopping means for single-function sheet hydraulic drawing press |
| CN202037898U (en) * | 2010-12-30 | 2011-11-16 | 南通国谊锻压机床有限公司 | Device for adjusting position switches of hydraulic presses |
| CN103182795A (en) * | 2011-12-29 | 2013-07-03 | 重庆江东机械有限责任公司 | Top-mounted hydraulic cushion range limiting device for single-action hydraulic machine with no displacement sensor |
| CN204893077U (en) * | 2015-08-18 | 2015-12-23 | 湖北力帝机床股份有限公司 | Flexible controlling means of material jar stroke position location is pressed to gate -type shearing machine |
| CN206122446U (en) * | 2016-08-11 | 2017-04-26 | 成都正西液压设备制造有限公司 | Hydraulic drawing press hydraulic die cushion stroke controller |
-
2016
- 2016-01-06 CN CN201610001973.6A patent/CN105436284A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB102758A (en) * | 1916-02-03 | 1916-12-28 | Eugene Schneider | Improved Automatic Apparatus for Regulating the Delivery of a Pump or Pumps Feeding an Accumulator. |
| CN200998925Y (en) * | 2006-12-20 | 2008-01-02 | 合肥锻压机床有限公司 | Hydraulic cushion stroke stopping means for single-function sheet hydraulic drawing press |
| CN202037898U (en) * | 2010-12-30 | 2011-11-16 | 南通国谊锻压机床有限公司 | Device for adjusting position switches of hydraulic presses |
| CN103182795A (en) * | 2011-12-29 | 2013-07-03 | 重庆江东机械有限责任公司 | Top-mounted hydraulic cushion range limiting device for single-action hydraulic machine with no displacement sensor |
| CN204893077U (en) * | 2015-08-18 | 2015-12-23 | 湖北力帝机床股份有限公司 | Flexible controlling means of material jar stroke position location is pressed to gate -type shearing machine |
| CN206122446U (en) * | 2016-08-11 | 2017-04-26 | 成都正西液压设备制造有限公司 | Hydraulic drawing press hydraulic die cushion stroke controller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112776118A (en) * | 2021-01-27 | 2021-05-11 | 成都正西液压设备制造有限公司 | Semi-automatic hydraulic press for synthesizing sleeper from bamboo fiber |
| CN112776118B (en) * | 2021-01-27 | 2024-02-09 | 成都正西液压设备制造有限公司 | Semi-automatic hydraulic press for bamboo fiber synthesized sleeper |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160330 |
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| RJ01 | Rejection of invention patent application after publication |