CN1970283A - Double-work position automatic die-changing system for hydraulic press - Google Patents
Double-work position automatic die-changing system for hydraulic press Download PDFInfo
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- CN1970283A CN1970283A CN 200510016301 CN200510016301A CN1970283A CN 1970283 A CN1970283 A CN 1970283A CN 200510016301 CN200510016301 CN 200510016301 CN 200510016301 A CN200510016301 A CN 200510016301A CN 1970283 A CN1970283 A CN 1970283A
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Abstract
It relates to a hydraulic dual work station automatic mold changing system. It comprises tracks, mold changing cart, electric and pneumatic system, features in two mold work stations on the mod changing cart with each one fixed with chain passing grooves, guide track, guide stopper and spring pin to prevent the jumping of the mold plates, positioning device under the cart, crashproof device at both ends, middle connection platform between the track and the hydraulic machine, chain passing groove, guide track and stopper on the platform, delivery device at the other end of the track opposite to the connection platform, using front end hooking push and pull chains as the extraction tool for mold delivery and exchange. It is independent of the main of the hydraulic machine, reduces its structure, land occupation, auxiliary working period, meeting the need for processing parts of different specifications and kinds.
Description
Technical field
The invention belongs to the forcing press auxiliary device, particularly relate to a kind of double-work position automatic die-changing system for hydraulic press.
Background technology
In present known technology; hydraulic press adopts list (station) travelling table or many (station) travelling table to carry out the replacing of mould usually; when wherein adopting single travelling table; because it has only a station of laying mould; the replacing operation of mould is one pressure processing operation on finishing only; treat that workbench shifts out hydraulic press and just can carry out; and can only be by artificial auxiliary carrying out; thereby mould replacing time is long; when adopting many travelling tables; though reduced mould replacing time; but floor space is big; simultaneously, not only will install thereon and move required drive unit, but also the rigidity that will add macrostructure is to bear huge pressure because the travelling table of above-mentioned two kinds of patterns had not only used as the die changing mechanism of hydraulic press but also as workbench; cause travelling table complex structure and heaviness; in sum, the requirement of quickly replacing mould when the part that they all can not satisfy be shaped processing different size and kind needs frequent more mold exchange, inefficiency.
Summary of the invention
The present invention provides a kind of hydraulic press main frame that structurally is independent of for solving the technical problem that exists in the known technology, makes the designs simplification of hydraulic press main frame, reduces floor space, double-work position automatic die-changing system for hydraulic press that again can quickly replacing mould.
The technical scheme that the present invention takes for the technical problem that exists in the solution known technology is:
A kind of double-work position automatic die-changing system for hydraulic press, include track, place in orbit by mould carrying platen, the die change dolly that road wheel and travel driving unit constitute, and electric control system and pneumatic system, described track laterally is laid on the side of hydraulic press, the top of described die change dolly is provided with A along its direction of travel, two mould carryings of B station, the central authorities of each station all are fixed with a chain walking groove perpendicular to die change carriage walking direction, the both sides of chain walking groove respectively be fixed with one with chain walk that groove parallels above the guide rail of roller is housed, the both sides of two guide rails respectively are fixed with its shift-in that can be template that highly is higher than rail height and the wheel that breaks away is housed in the above and shift out the backstop that play the guiding role, and all are fixed with in the edge that is positioned at the die change dolly of each station and can prevent that template is connected with the spring backing pin of cylinder below scurrying out; The positioner of die change dolly is installed at the front end of die change dolly, its structure is: at die change dolly one end fixed head perpendicular to the dolly table top is installed, the top and bottom of fixed head are vertically opposite to be fixed with free bearing and fixed block with vertical pin-and-hole respectively, be fitted with alignment pin in the vertical pin-and-hole of fixed block, on last free bearing and alignment pin, be hinged with upper junction plate and lower connecting plate respectively, be fixed with the side free bearing at the side between last free bearing and fixed block on the fixed head, be hinged with afterbody on the side free bearing and have earrings, be fixed with the cylinder of hinge frame on the piston rod end that head stretches out, on the last free bearing on hinged upper junction plate and the alignment pin hinged lower connecting plate straight line intersect and be hinged on jointly on the fixing hinge frame of piston rod end, the appropriate location other at described track is provided with the locating slot relative with described fixed block; In die change dolly rear and front end baffle plate is housed, the anticollision safety device that is made of buffer arm all is installed on it; Track and the exit that is positioned at hydraulic press between the hydraulic press be provided with the table surface height of its table surface height and die change dolly identical in the middle of is connected platform, also be fixed with on its table top its structure respectively with the die change dolly on chain walking groove, guide rail and backstop is identical and the chain of straight line positioned opposite is walked groove, guide rail and backstop; The platform opposite position that is connected with the centre at the opposite side of track is provided with conveying device, its structure is: be provided with frame, the gear drive of being made up of variable speed reducer and travelling gear is housed in the frame, on frame, be equipped with its structure with described in the middle of connect the chain walking groove of the identical and straight line positioned opposite of chain walking groove on the platform, the push-pull chain of both sides band roller is housed in the chain walking groove, the sprocket wheel that is meshed with push-pull chain in the chain walking groove is housed on the output shaft of gear drive, on push-pull chain chain link foremost, be provided with link, the centre of link is hinged with that front end has horizontal square groove and the top is the hook of tip, the front end that is positioned at pin joint on link is equipped with the spring that withstands hook, the rear end is coated with the ejector pin that leans in the hook rear end, and the termination that the appropriate location below frame is positioned at chain walking groove is equiped with its piston rod is connected with the cylinder of the ejector pin jack-up hook rear end that the made link of push rod installs.
The present invention can also adopt following technical measures:
The structure of described anticollision safety device is: being separated by suitably on the same horizontal line outside the baffle plate at carriage walking direction two ends, distance is symmetrically fixed with two blocks, two block places all have the circular hole that passes through block and dolly baffle plate, all be fitted with guide rod in the circular hole, the centre of guide rod is positioned at dolly baffle plate inboard and is fixed with back-up ring and is being set with the spring that leans on back-up ring on the guide rod, the end that spring is housed at guide rod also is set with the rear end band edge covered and had the centre bore that passes the guide rod termination on end cap sleeve, sleeve is fixed on the dolly baffle plate, at the other support that all is fixed with of inboard each sleeve of dolly baffle plate, the limit switch that its contact is arranged on the guide rod end is installed on the support, and described buffer arm is connected on the termination that is positioned at the dolly baffle plate outside of two guide rods.
Advantage and good effect that the present invention has are: because the present invention is by the double die change dolly that is independent of the hydraulic press main frame, conveying device is formed with the middle platform that is connected, adopt travelling table relatively, simplified the structure of hydraulic press main frame, reduced the floor space of hydraulic press main frame, and can be between operational period, mould to be used is prepared in advance, reduced the shared time of back work, in addition owing to be provided with independently conveying device, and the push-pull chain of employing front end band hook is as drafting tool, the frequency conversion reductor drives, make the conveying of mould change quick and steady, by realizing the automation of die change with the interconnection of hydraulic press electrical system, the part that having satisfied be shaped processing different size and kind needs the frequent more needs of mold exchange, has improved operating efficiency.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of chain walking groove of the present invention;
Fig. 4 is the structural representation of guide rail of the present invention;
Fig. 5 is the structural representation of backstop of the present invention;
Fig. 6 is the structural representation of spring backing pin of the present invention;
Fig. 7 is the structural representation of positioner of the present invention;
Fig. 8 is the vertical view of Fig. 7;
Fig. 9 is that the A-A of Fig. 7 is to cutaway view;
Figure 10 is the structural representation of anticollision safety device of the present invention;
Figure 11 is that the A-A of Figure 10 is to cutaway view;
Figure 12 is the structural representation of conveying device of the present invention;
Figure 13 is the vertical view of Figure 12;
Figure 14 is the structural representation of the push-pull chain of conveying device of the present invention;
Figure 15 is the front view of Figure 14.
Number in the figure is respectively: the 1-track; The 2-locating slot; The 3-positioner; 4-backstop; The 5-platen; The 6-guide rail; The 7-drive unit; The 8-road wheel; The 9-travel switch; 10-chain walking groove; 11-spring backing pin; The 12-anticollision safety device; The 13-drag chain; Connect platform in the middle of the 14-; The 15-conveying device; The 16-roller; The 17-rotating shaft; The 18-bearing support; The 19-pulley; The 20-rotating shaft; The 21-bolt; The 22-holder; The 23-backing pin; The 24-sleeve; The 25-spring; The 26-cylinder; The last free bearing of 27-; The 28-fixed head; The 29-upper junction plate; 30-cuts with scissors frame; The 31-bearing pin; The 32-lower connecting plate; The 33-bearing pin; The 34-alignment pin; The 35-fixed block; The last locating piece of 36-; Locating piece under the 37-; The 38-locknut; 39-side free bearing; The 40-bearing pin; The 41-cylinder; The 42-buffer arm; The 43-block; The 44-guide rod; The 45-support; The 46-sleeve; The 47-back-up ring; The 48-pin; The 49-spring; The 50-baffle plate; The 51-limit switch; The 52-variable speed reducer; 53-adjusts lower margin; The 54-frame; The 55-driven gear; 56-support plate I; 57-adjusts plate; The 58-driven gear; The 59-driven gear; The 60-bearing plate II; The 61-sprocket wheel; 62-bearing plate II I; The 63-push-pull chain; The 64-driving gear; The 65-torque limiter; 66-fixed head (1); 67-fixed head (2); The 68-platen; The 69-link; The 70-hook; The 71-ejector pin; The 72-spring; The 73-cylinder.
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
See also Fig. 1 and Fig. 2, double-work position automatic die-changing system for hydraulic press, side at hydraulic press laterally is equipped with track 1, be placed with on the track by mould carrying platen 5, the die change dolly that road wheel 8 and travel driving unit 7 constitute, travel driving unit adopts the sprocket wheel chain drive, be provided with A along its direction of travel above the platen of die change dolly, two mould carryings of B station, the central authorities of each station all are fixed with a chain walking groove 10 perpendicular to die change carriage walking direction, its structure is seen Fig. 3, it is that steel bar by the band square groove of two Gen Liangen positioned opposite constitutes, the both sides of chain walking groove respectively be fixed with one with chain walk that groove parallels above the guide rail 6 of roller is housed, its structure is seen Fig. 4, be to constitute by the strip bearing support 18 that rotating shaft 17 and roller 16 are housed, the both sides of two guide rails respectively are fixed with its shift-in that can be template that highly is higher than rail height and the wheel that breaks away is housed in the above and shift out the backstop 4 that play the guiding role, its structure is seen Fig. 5, be to be vertically fixed on the rotating shaft 20 on the holder and the pulley 19 that is contained in the rotating shaft constitutes by holder 22 with bolt 21, the edge that is positioned at the die change dolly of each station all be fixed with can prevent the die change dolly moving during template be connected with the spring backing pin 11 of cylinder below scurrying out, its structure is seen Fig. 6, be by the sleeve 24 that is fixed on the dolly platen, be contained in spring 25 and backing pin 23 in the sleeve, and the cylinder 26 that is contained in below the sleeve constitutes, the piston rod of its cylinder is connected with backing pin, so that when template need shift out the die change dolly, backing pin is left behind, template is passed through smoothly; Travel switch 9 is housed being positioned at of die change dolly below each station, so that the speed of travel and the stroke of dolly are controlled, a side of dolly is equipped with the drag chain 13 that is used to pull cable; The positioner 3 of die change dolly is installed at the front end of die change dolly, its concrete structure is seen Fig. 7,8 and 9, at die change dolly one end fixed head 28 perpendicular to the dolly table top is installed, the top and bottom of fixed head are vertically opposite have with bolting respectively on free bearing 27 and fixed block 35 with vertical pin-and-hole, be fitted with alignment pin 34 in the vertical pin-and-hole of fixed block, be hinged with upper junction plate 29 at last free bearing, be hinged with lower connecting plate 32 with bearing pin 33 on the alignment pin, be fixed with side free bearing 39 at the side between last free bearing and fixed block on the fixed head, be hinged with the cylinder 41 that afterbody has earrings with bearing pin 40 on the side free bearing, be fixed with hinge frame 30 with locknut 38 on the piston rod end that its head stretches out, on the last free bearing on hinged upper junction plate and the alignment pin hinged lower connecting plate straight line intersect by bearing pin 31 and be hinged on jointly on the fixing hinge frame of piston rod end, at the other locating slot that is provided with of the track of die change carriage walking, locating slot is made of the last location-plate 36 and the following location-plate 37 that have circle hole groove, they are fixed on the side of track, the diameter of the diameter of the circle hole groove on the last location-plate and alignment pin lower end matches, the alignment pin that stretches out in the time of can making the die change dolly walk to the precalculated position of track terminal point like this is stuck in the circular hole of locating slot, the die change cart stationary firmly is not subjected to displacement, guarantee accurate localization, cylinder links to each other with control device with the source of the gas of pneumatic system by flexible pipe; In die change dolly rear and front end baffle plate is housed, anticollision safety device 12 all is installed on it, its concrete structure is seen Figure 10 and 11, being separated by suitably on the same horizontal line in the outside of baffle plate 50, distance is symmetrically fixed with two blocks 43, two block places all have the circular hole that passes through block and dolly baffle plate, all be fitted with guide rod 44 in the circular hole, the centre of guide rod is positioned at dolly baffle plate inboard and is fixed with back-up ring 47, and be set with the spring 49 that leans on back-up ring on the guide rod, spring adopts the less soft spring of elastic force to increase sensitivity, the end that spring is housed at guide rod also is set with the rear end band edge covered and had the centre bore that passes the guide rod termination on end cap sleeve 46, sleeve is fixed on the dolly baffle plate, at the other bent plate shape support 45 that all has been screwed of inboard each sleeve of dolly baffle plate, sideway swivel roller bull stick type limit switch 51 is installed on the support, its roller as contact is arranged on the guide rod end that centre bore exposed near the sleeve rear end lid, limit switch links to each other with electric control system by lead, all have pin-and-hole on the termination that is positioned at the dolly baffle plate outside of two guide rods, it is connected with the inboard buffer arm 42 that is welded with mounting by pin 7; Track and the exit that is positioned at hydraulic press between the hydraulic press be provided with the table surface height of its table surface height and die change dolly identical in the middle of be connected platform 14, see Fig. 2, also be fixed with on its table top its structure respectively with the die change dolly on chain walking groove, guide rail and backstop is identical and the walking of the chain of straight line positioned opposite groove, guide rail and backstop; The platform opposite position that is connected with the centre at the opposite side of track is provided with conveying device 15, see Fig. 2, its concrete structure is seen Figure 12 and 13, be provided with frame 54, be equipped with four below the frame and adjust lower margin 53, a top side is equipped with platen 68, the height of frame behind good and sound platen is identical with the height of die change dolly, side that is positioned at the platen below in the middle of in the frame is equipped with fixed head 66 and 67 with bolt, be fixed with three support plate I 56 on the fixed head side by side perpendicular to fixed head, bearing plate II 60 and bearing plate II I 62, also be equiped with between support plate I and the bearing plate II and adjust plate 57, be fixed with variable speed reducer 52 in the outside of support plate I, its output axle head extend between support plate I and the II, be connected with driving gear 64 on it and torque limiter 65 is housed, between support plate I and the II jackshaft is housed, be fixed with the driven gear 55 that is meshed with driving gear on it, its side is fixed with driven gear 58, one side shaft end is housed between bearing plate II and the III extend into output shaft between support plate I and the II, it extend on the axle head between support plate I and the II and is fixed with the driven gear 59 that is meshed with driven gear 58, upper horizontal on frame between bearing plate II and III is equiped with the chain walking groove 10 perpendicular to output shaft, the identical (see figure 3) of structure of the chain walking groove on its structure and the die change dolly, the push-pull chain 63 of one section both sides band roller is housed in the chain walking groove, the sprocket wheel 61 that is meshed with push-pull chain in the chain walking groove is housed on output shaft, the structure of push-pull chain such as Figure 14 and shown in Figure 15, it is by roller, carrier bar, sleeve and fixed axis constitute, on push-pull chain chain link foremost, be provided with link 69, the centre of link is hinged with that front end has horizontal square groove and the top is the hook 70 of tip, on link is positioned at the front end of pin joint with hook below have relative circular groove, the spring 72 that withstands hook is housed in the groove, the link rear end is coated with the ejector pin 71 that leans in the hook rear end, be positioned at ejector pin jack-up hook rear end that made link that the termination that is equiped with its piston rod below the chain walking groove is connected with push rod installs so that the cylinder 73 that hook breaks off relations in frame, also arrange at the side of chain walking groove and several to be housed, so that the action of push-pull chain is controlled near switch.
Main course of action of the present invention is: in advance new mould is being placed on before the hydraulic press die change on the station of die change dolly, the die change dolly laterally moves under the control of electric control system, make its station of not placing mould aim at the middle platform that connects, the push-pull chain of conveyer advances, enter into hydraulic press by the die change dolly with the middle chain walking groove that is connected on the platform successively, automatically hook template, vertically be pulled out on the die change dolly also automatically-unhooked obsolete mould, the traversing transposition of die change dolly then, push-pull chain advances once more, automatically tangle the template that is loaded with new die, be advanced to mould in the hydraulic press also automatically-unhooked, then return, enter next working cycles.In addition; when the die change carriage walking; in case personnel are strayed into or object is within the carriage walking scope, promptly touch the buffer arm of anticollision device, collision-prevention device, make the guide rod that is attached thereto touch the travel switch contact; make its sender; cut off the electricity supply, dolly stops, and plays a protective role; avoid causing casualties, prevent the generation of accident.
Claims (2)
1. double-work position automatic die-changing system for hydraulic press, include track, place in orbit by mould carrying platen, the die change dolly that road wheel and travel driving unit constitute, and electric control system and pneumatic system, it is characterized in that: described track laterally is laid on the side of hydraulic press, the top of described die change dolly is provided with A along its direction of travel, two mould carryings of B station, the central authorities of each station all are fixed with a chain walking groove perpendicular to die change carriage walking direction, the both sides of chain walking groove respectively be fixed with one with chain walk that groove parallels above the guide rail of roller is housed, the both sides of two guide rails respectively are fixed with its shift-in that can be template that highly is higher than rail height and the wheel that breaks away is housed in the above and shift out the backstop that play the guiding role, and all are fixed with in the edge that is positioned at the die change dolly of each station and can prevent that template is connected with the spring backing pin of cylinder below scurrying out; The positioner of die change dolly is installed at the front end of die change dolly, its structure is: at die change dolly one end fixed head perpendicular to the dolly table top is installed, the top and bottom of fixed head are vertically opposite to be fixed with free bearing and fixed block with vertical pin-and-hole respectively, be fitted with alignment pin in the vertical pin-and-hole of fixed block, on last free bearing and alignment pin, be hinged with upper junction plate and lower connecting plate respectively, be fixed with the side free bearing at the side between last free bearing and fixed block on the fixed head, be hinged with afterbody on the side free bearing and have earrings, be fixed with the cylinder of hinge frame on the piston rod end that head stretches out, on the last free bearing on hinged upper junction plate and the alignment pin hinged lower connecting plate straight line intersect and be hinged on jointly on the fixing hinge frame of piston rod end, the appropriate location other at described track is provided with the locating slot relative with described fixed block; In die change dolly rear and front end baffle plate is housed, the anticollision safety device that is made of buffer arm all is installed on it; Track and the exit that is positioned at hydraulic press between the hydraulic press be provided with the table surface height of its table surface height and die change dolly identical in the middle of is connected platform, also be fixed with on its table top its structure respectively with the die change dolly on chain walking groove, guide rail and backstop is identical and the chain of straight line positioned opposite is walked groove, guide rail and backstop; The platform opposite position that is connected with the centre at the opposite side of track is provided with conveying device, its structure is: be provided with frame, the gear drive of being made up of variable speed reducer and travelling gear is housed in the frame, on frame, be equiped with its structure with described in the middle of connect the chain walking groove of the identical and straight line positioned opposite of chain walking groove structure on the platform, in the chain walking groove push-pull chain that both sides have roller is housed, the sprocket wheel that is meshed with push-pull chain in the chain walking groove is housed on the output shaft of gear drive, on push-pull chain chain link foremost, be provided with link, the centre of link is hinged with that front end has horizontal square groove and the top is the hook of tip, the front end that is positioned at pin joint on link is equipped with the spring that withstands hook, the rear end is coated with the ejector pin that leans in the hook rear end, at the cylinder that is positioned at the ejector pin jack-up hook rear end that made link that termination that appropriate location below the chain walking groove is equiped with its piston rod is connected with push rod installs of frame.
2. double-work position automatic die-changing system for hydraulic press according to claim 1, it is characterized in that: the structure of described anticollision safety device is: being separated by suitably on the same horizontal line outside the baffle plate at carriage walking direction two ends, distance is symmetrically fixed with two blocks, two block places all have the circular hole that passes through block and dolly baffle plate, all be fitted with guide rod in the circular hole, the centre of guide rod is positioned at dolly baffle plate inboard and is fixed with back-up ring and is being set with the spring that leans on back-up ring on the guide rod, the end that spring is housed at guide rod also is set with the rear end band edge covered and had the centre bore that passes the guide rod termination on end cap sleeve, sleeve is fixed on the dolly baffle plate, at the other support that all is fixed with of inboard each sleeve of dolly baffle plate, the limit switch that its contact is arranged on the guide rod end is installed on the support, and described buffer arm is connected on the termination that is positioned at the dolly baffle plate outside of two guide rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100163014A CN100415499C (en) | 2005-11-21 | 2005-11-21 | Double-work position automatic die-changing system for hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100163014A CN100415499C (en) | 2005-11-21 | 2005-11-21 | Double-work position automatic die-changing system for hydraulic press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1970283A true CN1970283A (en) | 2007-05-30 |
| CN100415499C CN100415499C (en) | 2008-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100163014A Expired - Fee Related CN100415499C (en) | 2005-11-21 | 2005-11-21 | Double-work position automatic die-changing system for hydraulic press |
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| CN (1) | CN100415499C (en) |
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| CN102166830A (en) * | 2011-01-17 | 2011-08-31 | 合肥合锻机床股份有限公司 | Improved die-changing dolly |
| CN102172961A (en) * | 2010-12-09 | 2011-09-07 | 福建海源自动化机械股份有限公司 | Automatic leading-in device of refractory brick forming hydraulic press die |
| CN102564688A (en) * | 2011-12-28 | 2012-07-11 | 福建省计量科学研究院 | Standard transducer exchange device for build-up force standard machine |
| CN102601221A (en) * | 2012-03-01 | 2012-07-25 | 太原重工股份有限公司 | Die holder replacing device for hydraulic edge trimmer |
| CN102700161A (en) * | 2012-05-10 | 2012-10-03 | 无锡市威华机械有限公司 | Transmission mechanism of vertical mould of double-track machine |
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| CN104551598A (en) * | 2015-01-20 | 2015-04-29 | 江苏扬力集团有限公司 | Quick die change trolley for press machine |
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| JP3540188B2 (en) * | 1999-02-26 | 2004-07-07 | 株式会社栗本鐵工所 | Mold changing device |
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- 2005-11-21 CN CNB2005100163014A patent/CN100415499C/en not_active Expired - Fee Related
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| CN102172961A (en) * | 2010-12-09 | 2011-09-07 | 福建海源自动化机械股份有限公司 | Automatic leading-in device of refractory brick forming hydraulic press die |
| CN102172961B (en) * | 2010-12-09 | 2013-03-27 | 福建海源自动化机械股份有限公司 | Automatic leading-in device of refractory brick forming hydraulic press die |
| CN102166830A (en) * | 2011-01-17 | 2011-08-31 | 合肥合锻机床股份有限公司 | Improved die-changing dolly |
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| CN102601221A (en) * | 2012-03-01 | 2012-07-25 | 太原重工股份有限公司 | Die holder replacing device for hydraulic edge trimmer |
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