CN104476791A - Double-rod horizontal hydraulic machine - Google Patents
Double-rod horizontal hydraulic machine Download PDFInfo
- Publication number
- CN104476791A CN104476791A CN201410742722.4A CN201410742722A CN104476791A CN 104476791 A CN104476791 A CN 104476791A CN 201410742722 A CN201410742722 A CN 201410742722A CN 104476791 A CN104476791 A CN 104476791A
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- Prior art keywords
- hydraulic
- hydraulic cylinder
- pull rod
- series
- loop
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- 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
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/04—Frames; Guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/16—Control arrangements for fluid-driven presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/16—Control arrangements for fluid-driven presses
- B30B15/166—Electrical control arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Disclosed is a double-rod horizontal hydraulic machine which comprises a base, a hydraulic cylinder and a hydraulic control mechanism. A rear support and a front support are arranged on the base along the length direction at an interval, a rail is arranged between the rear support and the front support, a moving support with a walking wheel is arranged on the rail, a through hole is formed in each of the upper portion and the lower portion of each support, the supports are connected with one another through a front pull rod and a rear pull rod which are provided with segmental shaft shoulders, an inserting plate for positioning and adjusting is arranged on the pull rods, the moving support is fixed by the inserting plate, a pull rod locking nut is penetratingly arranged at the outer end of the front pull rod of the front support, the hydraulic cylinder is horizontally arranged in the middle of the front support, a piston rod of the hydraulic cylinder is arranged in a direction opposite to the moving support, a replaceable pressing head is arranged at the end of the piston rod, the hydraulic control mechanism is arranged on the base on the front side of the front support and comprises an oil tank, a hydraulic pump connected with the oil tank, a motor driving the hydraulic pump, an oil incoming pipeline, an oil returning pipeline and corresponding control valve groups, and the oil incoming pipeline and the oil returning pipeline are connected with the oil tank and the hydraulic cylinder respectively.
Description
Technical field
The present invention relates to hydraulic test, particularly a kind of double rod type horizontal hydraulic machine.
Background technology
Hydraulic press technology adopts vertical structure mostly, in the majority with four-post frame rack and panel construction.Do not establish mobile support saddle.Generally only have upper spider and lower rack structure, be fixed structure, upper spider fixer cylinder pressure, lower bearing bracket arranges workpiece.Have significant limitation to workpiece that is heavy, major axis, and because of equipment be arranged vertically, workpiece to be added and oil cylinder be that vertical concentric line is arranged, are not easy to lift.
Summary of the invention
The object of the invention is to design the horizontal horizontal press of a kind of double rod type, be mainly used in the press-loading process of the macrotype axes series parts needing crane coordinating operation, the horizontal range between two pull bars can be utilized to hang in from top to bottom and press-fit part operation.
For achieving the above object, technical scheme of the present invention is:
A kind of duplex pull rod horizontal hydraulic machine, it comprises, base, and on it, interval arranges rear support, front bearing along its length, arranges track, track is provided with the mobile support saddle of road wheel between rear, front bearing; Described three bearings arrange a through hole up and down respectively, and are interconnected by the forward and backward pull bar with the segmentation shaft shoulder, pull bar set the plate that position regulates, and with this fixing mobile support saddle; Draw lever locking nut is established in the front tension bar outer end being arranged in front bearing; Hydraulic cylinder, is horizontally placed in the middle part of described front bearing, and its piston rod relative movement bearing direction is arranged; Replaceable pressure head is established in piston rod end; Hydraulic control, is arranged on the base of described front support outer, comprises, fuel tank, the hydraulic pump be connected with fuel tank, drives the motor of hydraulic pump, connects fuel tank, the inflow pipeline of hydraulic cylinder, oil returning tube and corresponding control valve group respectively.
Further, described forward and backward pull bar by two with the segmentation shaft shoulder pull bars by nut connect form.
Again, in described hydraulic control, the rod chamber of hydraulic cylinder and rodless cavity are connected to a 3-position 4-way electro-hydraulic reversing valve respectively by pipeline; Wherein, the inlet ductwork of rod chamber establishes an one-way throttle valve; Two ports of described 3-position 4-way electro-hydraulic reversing valve connect inflow pipeline, oil returning tube respectively; Oil filter, stop valve, check valve is provided with successively from fuel tank in inflow pipeline; Oil filter and the check valve that is arranged in parallel with it in oil returning tube.
Further, the present invention also establishes electromagnetic relief valve, and its entrance point is connected to the export pipeline of check valve in described inflow pipeline, and its port of export is connected to the inlet ductwork of oil filter in described oil returning tube.
Preferably, described fuel tank is open type oil tank.
In addition, described hydraulic pump outlet, hydraulic cylinder import, hydraulic cylinder export pipeline respectively configure a Pressure gauge and corresponding switch.
Preferably, electric motor starting control loop and motor main circuit is also comprised; Wherein, start loop comprises fuse 4RD, 5RD of connecting 380V quarter-phase circuit respectively, is arranged at the stop button 1TA in a phase loop, is arranged at the normally-closed contact of an electrothermal relay RJ in another phase loop; Be connected in parallel in the coil of the A.C. contactor 1C ~ 3C of this quarter-phase circuit, with the start button 1QA of A.C. contactor 1C coils connected in series, the coil of the time relay sj of connecting with the normally opened contact of A.C. contactor 1C and the normally-closed contact of A.C. contactor 3C, two contact SJ1, SJ2 of time relay sj are connected in series in the coil circuit of A.C. contactor 2C and 3C respectively, and the normally-closed contact of A.C. contactor 3C, 2C is series in the coil circuit of A.C. contactor 2C and 3C respectively; Motor main circuit comprises the normally opened contact connecting fuse 1RD, 2RD, 3RD in motor three-phase power loop and A.C. contactor 1C ~ 3C respectively, and the coils connected in series of described electrothermal relay RJ is in motor three-phase power major loop.
Preferably, also comprise control valve group control loop, it comprises fuse 6RD, 7RD of connecting 220V quarter-phase circuit respectively, the stop button 2TA in a phase loop disposed therein, hydraulic cylinder forwarding button 2QA, hydraulic cylinder back 3QA, three auxiliary reclay 1ZJ ~ 3ZJ, two stop button 1XK, 2XK, electro connecting pressure gauge YJ, three magnetic valve 1DT ~ 3DT; Wherein, the coils connected in series of the normally-closed contact of hydraulic cylinder forwarding button 2QA, auxiliary reclay 2ZJ, stop button 1XK, auxiliary reclay 1ZJ is connected in parallel in described 220V quarter-phase circuit after connecting; Described 220V quarter-phase circuit is connected in parallel in after the coils connected in series of the normally-closed contact of hydraulic cylinder back 3QA, auxiliary reclay 1ZJ, stop button 2XK, auxiliary reclay 2ZJ; Described 220V quarter-phase circuit is connected in parallel in after being connected in series with magnetic valve 1DT after the normally opened contact parallel connection of auxiliary reclay 1ZJ, 2ZJ; Magnetic valve 2DT, 3DT are parallel to the coil two ends of auxiliary reclay 1ZJ, 2ZJ respectively; Described 220V quarter-phase circuit is connected to after the coils connected in series of electro connecting pressure gauge YJ, auxiliary reclay 3ZJ.
Preferably, the control loop of described control valve group also comprises electric bell DL and stop button 3TA, and it is parallel to the coil of auxiliary reclay 3ZJ, and stop button 3TA is series in the loop of electro connecting pressure gauge YJ.
The present invention adopts three abutments structure, and intermediate support laterally can adjust position according to the length of workpiece, and hydraulic cylinder is horizontally disposed.Former and later two bearings are fixed on base, installed rows travelling wheel bottom intermediate support, can move left and right being installed on the track on base, front and back bearing respectively has the through hole of two installation pull bars, the subsection setup shaft shoulder on pull bar, pressing the length of parts to move intermediate support according to waiting, the pull bar shaft shoulder inserting plate for fixing intermediate support, the locking nut of bearing upper connecting rod before relying on, pull bar can bear whole pressure during compressor operation.For ease of machined, every root pull bar adopts pull-rod nut to connect.Can crane be equipped with above press, utilize the level interval lifting workpiece between two pull bars.According to the size of parts axle head to be processed, the pressure head of press is replaceable.Special hydraulic manifold block is set hydraulic valve is installed, 3-position 4-way electro-hydraulic reversing valve, electromagnetic relief valve, one-way throttle valve, check valve are installed.
Beneficial effect of the present invention:
1. be provided with the mobile support saddle of orbital motion, the length according to press-fiting part can flexible modulation distance.
2. complete machine adopts horizontal type structure, the lifting operation of crane easier than traditional vertical structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the right view of Fig. 1.
Fig. 4 is the hydraulic schematic diagram of the embodiment of the present invention.
Fig. 5 is the schematic diagram of motor control loop and motor main circuit in the embodiment of the present invention.
Fig. 6 is the schematic diagram of the control loop of control valve group in the embodiment of the present invention.
Detailed description of the invention
See Fig. 1 ~ Fig. 4, a kind of duplex pull rod horizontal hydraulic machine of the present invention, it comprises, base 1, on it, interval arranges rear support 12, front bearing 11 along its length, arranges track 13, track 13 is provided with the mobile support saddle 14 of road wheel between rear, front bearing 11,12; Described three bearings arrange a through hole up and down respectively, and are interconnected by the forward and backward pull bar 15,16 with the segmentation shaft shoulder, forward and backward pull bar 15,16 set the plate 17 that position regulates, and with this fixing mobile support saddle 14; Draw lever locking nut 18 is established in front tension bar 15 outer end being arranged in front bearing 11; Hydraulic cylinder 2, is horizontally placed in the middle part of described front bearing 11, and its piston rod relative movement bearing 14 direction is arranged; Replaceable pressure head 3 is established in piston rod end; Hydraulic control 4, is arranged on the base outside described front bearing 11, comprises, fuel tank 41, the hydraulic pump 42 be connected with fuel tank 41, drives the motor 43 of hydraulic pump 42, connects fuel tank 41, the inflow pipeline 100 of hydraulic cylinder 2, oil returning tube 200 and corresponding control valve group respectively.
Further, described forward and backward pull bar 15,16 by two with the segmentation shaft shoulder pull bars by nut 19 connect form.
Again, in described hydraulic control 4, the rod chamber of hydraulic cylinder 2 and rodless cavity are connected to a 3-position 4-way electro-hydraulic reversing valve 44 respectively by pipeline; Wherein, the inlet ductwork of rod chamber establishes an one-way throttle valve 45; Two ports of described 3-position 4-way electro-hydraulic reversing valve 44 connect inflow pipeline 100, oil returning tube 200 respectively; Oil filter 46, stop valve 47, check valve 48 is provided with successively from fuel tank 41 in inflow pipeline 100; The check valve 48 ' established oil filter 46 ' in oil returning tube 200 and be arranged in parallel with it.
Further, also establish electromagnetic relief valve 49, its entrance point is connected to the export pipeline of check valve 48 in described inflow pipeline 100, and its port of export is connected to the inlet ductwork of oil filter 46 ' in described oil returning tube 200.
Preferably, described fuel tank 41 is open type oil tank.
In addition, described hydraulic pump 42 exports, hydraulic cylinder 2 import, hydraulic cylinder 2 export pipeline respectively configure a Pressure gauge P1 ~ P3 and corresponding switch.
See Fig. 5, Fig. 6, the electric motor starting control loop of motor of the present invention and motor main circuit; Wherein, start loop comprises fuse 4RD, 5RD of connecting 380V quarter-phase circuit respectively, is arranged at the stop button 1TA in a phase loop, is arranged at the normally-closed contact of an electrothermal relay RJ in another phase loop; Be connected in parallel in the coil of the A.C. contactor 1C ~ 3C of this quarter-phase circuit, with the start button 1QA of A.C. contactor 1C coils connected in series, the coil of the time relay sj of connecting with the normally opened contact of A.C. contactor 1C and the normally-closed contact of A.C. contactor 3C, two contact SJ1, SJ2 of time relay sj are connected in series in the coil circuit of A.C. contactor 2C and 3C respectively, and the normally-closed contact of A.C. contactor 3C, 2C is series in the coil circuit of A.C. contactor 2C and 3C respectively; Motor main circuit comprises the normally opened contact connecting fuse 1RD, 2RD, 3RD in motor three-phase power loop and A.C. contactor 1C ~ 3C respectively, and the coils connected in series of described electrothermal relay RJ is in motor three-phase power major loop.
Preferably, also comprise control valve group control loop, it comprises fuse 6RD, 7RD of connecting 220V quarter-phase circuit respectively, the stop button 2TA in a phase loop disposed therein, hydraulic cylinder forwarding button 2QA, hydraulic cylinder back 3QA, three auxiliary reclay 1ZJ ~ 3ZJ, two stop button 1XK, 2XK, electro connecting pressure gauge YJ, three magnetic valve 1DT ~ 3DT; Wherein, the coils connected in series of the normally-closed contact of hydraulic cylinder forwarding button 2QA, auxiliary reclay 2ZJ, stop button 1XK, auxiliary reclay 1ZJ is connected in parallel in described 220V quarter-phase circuit after connecting; Described 220V quarter-phase circuit is connected in parallel in after the coils connected in series of the normally-closed contact of hydraulic cylinder back 3QA, auxiliary reclay 1ZJ, stop button 2XK, auxiliary reclay 2ZJ; Described 220V quarter-phase circuit is connected in parallel in after being connected in series with magnetic valve 1DT (corresponding electromagnetic relief valve 49) after the normally opened contact parallel connection of auxiliary reclay 1ZJ, 2ZJ; Magnetic valve 2DT, 3DT are parallel to the coil two ends of auxiliary reclay 1ZJ, 2ZJ respectively; Described 220V quarter-phase circuit is connected to after the coils connected in series of electro connecting pressure gauge YJ (corresponding pressure table P1), auxiliary reclay 3ZJ.
Preferably, the control loop of described control valve group also comprises electric bell DL and stop button 3TA, and it is parallel to the coil of auxiliary reclay 3ZJ, and stop button 3TA is series in the loop of electro connecting pressure gauge YJ.
The course of work of the present invention is as follows:
Coordinated to hang in from top by crane and press-fit part; Regulate the position of mobile support saddle according to the axial length press-fiting part, take off the plate 17 that location regulates, promote mobile support saddle 14 and put plate 17 again to suitable position, the side press-fiting part is adjacent to mobile support saddle; Starter motor 43, presses hydraulic cylinder piston forwarding button, and pressure head 3 press-fits part forward; Return hydraulic cylinder after press-fiting end, complete one and press-fit operation.
Claims (9)
1. a duplex pull rod horizontal hydraulic machine, is characterized in that, comprises,
Base, on it, interval arranges rear support, front bearing along its length, arranges track, track is provided with the mobile support saddle of road wheel between rear, front bearing; Described three bearings arrange a through hole up and down respectively, and are interconnected by the forward and backward pull bar with the segmentation shaft shoulder, pull bar set the plate that position regulates, and with this fixing mobile support saddle; Draw lever locking nut is established in the front tension bar outer end being arranged in front bearing;
Hydraulic cylinder, is horizontally placed in the middle part of described front bearing, and its piston rod relative movement bearing direction is arranged; Replaceable pressure head is established in piston rod end;
Hydraulic control, is arranged on the base of described front support outer, comprises, fuel tank, the hydraulic pump be connected with fuel tank, drives the motor of hydraulic pump, connects fuel tank, the inflow pipeline of hydraulic cylinder, oil returning tube and corresponding control valve group respectively.
2. duplex pull rod horizontal hydraulic machine as claimed in claim 1, is characterized in that, described forward and backward pull bar to be connected by nut by two pull bars with the segmentation shaft shoulder and forms.
3. duplex pull rod horizontal hydraulic machine as claimed in claim 1, it is characterized in that, in described hydraulic control, the rod chamber of hydraulic cylinder and rodless cavity are connected to a 3-position 4-way electro-hydraulic reversing valve respectively by pipeline; Wherein, the inlet ductwork of rod chamber establishes an one-way throttle valve; Two ports of described 3-position 4-way electro-hydraulic reversing valve connect inflow pipeline, oil returning tube respectively; Oil filter, stop valve, check valve is provided with successively from fuel tank in inflow pipeline; Oil filter and the check valve that is arranged in parallel with it in oil returning tube.
4. duplex pull rod horizontal hydraulic machine as claimed in claim 3, it is characterized in that, also establish electromagnetic relief valve, its entrance point is connected to the export pipeline of check valve in described inflow pipeline, and its port of export is connected to the inlet ductwork of oil filter in described oil returning tube.
5. the duplex pull rod horizontal hydraulic machine as described in claim 1 or 3, is characterized in that, described fuel tank is open type oil tank.
6. duplex pull rod horizontal hydraulic machine as claimed in claim 1, is characterized in that, described hydraulic pump outlet pipeline, hydraulic cylinder inlet ductwork, hydraulic cylinder export pipeline respectively configure a Pressure gauge and corresponding switch.
7. duplex pull rod horizontal hydraulic machine as claimed in claim 1, is characterized in that, also comprise electric motor starting control loop and motor main circuit; Wherein, start loop comprises fuse 4RD, 5RD of connecting 380V quarter-phase circuit respectively, is arranged at the stop button 1TA in a phase loop, is arranged at the normally-closed contact of an electrothermal relay RJ in another phase loop; Be connected in parallel in the coil of the A.C. contactor 1C ~ 3C of this quarter-phase circuit, with the start button 1QA of A.C. contactor 1C coils connected in series, the coil of the time relay sj of connecting with the normally opened contact of A.C. contactor 1C and the normally-closed contact of A.C. contactor 3C, two contact SJ1, SJ2 of time relay sj are connected in series in the coil circuit of A.C. contactor 2C and 3C respectively, and the normally-closed contact of A.C. contactor 3C, 2C is series in the coil circuit of A.C. contactor 2C and 3C respectively; Motor main circuit comprises the normally opened contact connecting fuse 1RD, 2RD, 3RD in motor three-phase power loop and A.C. contactor 1C ~ 3C respectively, and the coils connected in series of described electrothermal relay RJ is in motor three-phase power major loop.
8. duplex pull rod horizontal hydraulic machine as claimed in claim 1, it is characterized in that, also comprise control valve group control loop, it comprises fuse 6RD, 7RD of connecting 220V quarter-phase circuit respectively, the stop button 2TA in a phase loop disposed therein, hydraulic cylinder forwarding button 2QA, hydraulic cylinder back 3QA, three auxiliary reclay 1ZJ ~ 3ZJ, two stop button 1XK, 2XK, electro connecting pressure gauge YJ, three magnetic valve 1DT ~ 3DT; Wherein, the coils connected in series of the normally-closed contact of hydraulic cylinder forwarding button 2QA, auxiliary reclay 2ZJ, stop button 1XK, auxiliary reclay 1ZJ is connected in parallel in described 220V quarter-phase circuit after connecting; Described 220V quarter-phase circuit is connected in parallel in after the coils connected in series of the normally-closed contact of hydraulic cylinder back 3QA, auxiliary reclay 1ZJ, stop button 2XK, auxiliary reclay 2ZJ; Described 220V quarter-phase circuit is connected in parallel in after being connected in series with magnetic valve 1DT after the normally opened contact parallel connection of auxiliary reclay 1ZJ, 2ZJ; Magnetic valve 2DT, 3DT are parallel to the coil two ends of auxiliary reclay 1ZJ, 2ZJ respectively; Described 220V quarter-phase circuit is connected to after the coils connected in series of electro connecting pressure gauge YJ, auxiliary reclay 3ZJ.
9. duplex pull rod horizontal hydraulic machine as claimed in claim 8, it is characterized in that, the control loop of described control valve group also comprises electric bell DL and stop button 3TA, and it is parallel to the coil of auxiliary reclay 3ZJ, and stop button 3TA is series in the loop of electro connecting pressure gauge YJ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410742722.4A CN104476791B (en) | 2014-12-08 | 2014-12-08 | Double-rod horizontal hydraulic machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410742722.4A CN104476791B (en) | 2014-12-08 | 2014-12-08 | Double-rod horizontal hydraulic machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104476791A true CN104476791A (en) | 2015-04-01 |
| CN104476791B CN104476791B (en) | 2017-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410742722.4A Expired - Fee Related CN104476791B (en) | 2014-12-08 | 2014-12-08 | Double-rod horizontal hydraulic machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104476791B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105619862A (en) * | 2016-01-07 | 2016-06-01 | 南通锻压设备股份有限公司 | Horizontal type press-fitting hydraulic machine |
| CN108817921A (en) * | 2018-08-24 | 2018-11-16 | 四川六合锻造股份有限公司 | A kind of horizontal press |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE339412B (en) * | 1970-01-30 | 1971-10-04 | Origo Hydraulik Ab | |
| DE19955519A1 (en) * | 1999-11-18 | 2001-05-31 | Siempelkamp Pressen Sys Gmbh | Forming press for esp. internal high pressure forming of pref. tube sections has moveable press part locked by clamp parts with projections engaging in guide pillar apertures, for pref. automatic locking |
| US20030084794A1 (en) * | 2001-11-02 | 2003-05-08 | Kunio Koyama | Hydraulic press |
| CN201338398Y (en) * | 2008-10-06 | 2009-11-04 | 胜利油田高原石油装备有限责任公司 | Horizontal punch press |
| CN102189700A (en) * | 2011-03-30 | 2011-09-21 | 常熟通润汽车零部件股份有限公司 | Lifting jack hydraulic pressure machine |
| CN203500149U (en) * | 2013-09-22 | 2014-03-26 | 西安志越机电科技有限公司 | Hydraulic system used for hole milling and clamping device of connecting rod |
| CN203665987U (en) * | 2013-12-19 | 2014-06-25 | 大同煤矿集团有限责任公司 | Small-size horizontal type press machine |
| CN104149374A (en) * | 2013-05-13 | 2014-11-19 | 江苏飞达液压成套设备有限公司 | Horizontal rotary press |
| CN204278576U (en) * | 2014-12-08 | 2015-04-22 | 上海宝钢物流有限公司 | A kind of double rod type horizontal hydraulic machine |
-
2014
- 2014-12-08 CN CN201410742722.4A patent/CN104476791B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE339412B (en) * | 1970-01-30 | 1971-10-04 | Origo Hydraulik Ab | |
| DE19955519A1 (en) * | 1999-11-18 | 2001-05-31 | Siempelkamp Pressen Sys Gmbh | Forming press for esp. internal high pressure forming of pref. tube sections has moveable press part locked by clamp parts with projections engaging in guide pillar apertures, for pref. automatic locking |
| US20030084794A1 (en) * | 2001-11-02 | 2003-05-08 | Kunio Koyama | Hydraulic press |
| CN201338398Y (en) * | 2008-10-06 | 2009-11-04 | 胜利油田高原石油装备有限责任公司 | Horizontal punch press |
| CN102189700A (en) * | 2011-03-30 | 2011-09-21 | 常熟通润汽车零部件股份有限公司 | Lifting jack hydraulic pressure machine |
| CN104149374A (en) * | 2013-05-13 | 2014-11-19 | 江苏飞达液压成套设备有限公司 | Horizontal rotary press |
| CN203500149U (en) * | 2013-09-22 | 2014-03-26 | 西安志越机电科技有限公司 | Hydraulic system used for hole milling and clamping device of connecting rod |
| CN203665987U (en) * | 2013-12-19 | 2014-06-25 | 大同煤矿集团有限责任公司 | Small-size horizontal type press machine |
| CN204278576U (en) * | 2014-12-08 | 2015-04-22 | 上海宝钢物流有限公司 | A kind of double rod type horizontal hydraulic machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105619862A (en) * | 2016-01-07 | 2016-06-01 | 南通锻压设备股份有限公司 | Horizontal type press-fitting hydraulic machine |
| CN108817921A (en) * | 2018-08-24 | 2018-11-16 | 四川六合锻造股份有限公司 | A kind of horizontal press |
| CN108817921B (en) * | 2018-08-24 | 2024-06-07 | 四川六合特种金属材料股份有限公司 | Horizontal press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104476791B (en) | 2017-01-25 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170125 Termination date: 20181208 |