CN102284590A - Hanging type buffer device of hydraulic machine - Google Patents
Hanging type buffer device of hydraulic machine Download PDFInfo
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- CN102284590A CN102284590A CN2011101048841A CN201110104884A CN102284590A CN 102284590 A CN102284590 A CN 102284590A CN 2011101048841 A CN2011101048841 A CN 2011101048841A CN 201110104884 A CN201110104884 A CN 201110104884A CN 102284590 A CN102284590 A CN 102284590A
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- bevel gear
- hydraulic press
- hydraulic machine
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Abstract
The invention discloses a hanging type buffer device of a hydraulic machine, relating to a hydraulic machine tool. A hydraulic buffer cylinder is used as a buffer implementing mechanism, a motor is adopted to drive a screw to adjust the position of the hydraulic buffer cylinder, and a good buffering effect can be achieved. The hanging type buffer device is arranged on an upper crossbeam of the hydraulic machine, and no planar space on the working table of the hydraulic machine is occupied. The device comprises four groups of cone gear transmission boxes, a screw, a buffer cylinder assembly, a motor, a gearbox and a plurality of universal joint transmission shafts. Each cone gear transmission box comprises a box body, a drive cone gear and a driven cone gear. The box bodies and the gearbox are arranged on the upper crossbeam of the hydraulic machine, the driven cone gears are connected with a fixed sleeve, an adjusting sleeve is arranged in the inner hole of the fixed sleeve, a guide key is arranged between the adjusting sleeve and the fixed sleeve, the lower end of the adjusting sleeve is connected with a nut, and the nut is connected with the screw; and the middle section of the screw is connected with the buffer cylinder component, the lower end of the screw is connected with the sliding block of the hydraulic machine, and the positions of the screw and the sliding block of the hydraulic machine can be adjusted.
Description
Technical field
The present invention relates to a kind of hydraulic machine, specifically establish and suspension type buffer unit on hydraulic press uses when stamping-out.
Background technology
A lot of sheet metal parts need be processed on hydraulic press, utilize blanking die to shear blanking.The powerful shearing force of blanking moment generation causes the hydraulic press fuselage to produce violent rocking, and causes the machine tool hydraulic pipe-line system to break, seal when serious and loses the leakage of hydraulic oil effect.Impact when how to solve blanking, forging industry has carried out several different methods, than blanking buffering technology in period morning, adopt polyurethane or spring as damping, buffering, this method has certain effect, and shortcoming is to use the life-span short, the scope of application is little, does not satisfy different-thickness sheet material blanking.Occurred some hydraulic damping devices in recent years, and be installed on the workbench of hydraulic press, advantage is that buffering effect is better, and shortcoming is that to take work space big, influences machine operation, and is also dangerous.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of hydraulic press suspension type buffer unit, utilize hydraulic buffer cylinder as buffering executing agency, utilize the driven by motor screw rod to adjust the position of hydraulic buffer cylinder, good buffer effect.The suspension type buffer unit is installed on the top beam of hydraulic machine, does not take plane space on the hydraulic press workbench.
The present invention is achieved through the following technical solutions: a kind of hydraulic press suspension type buffer unit, it is characterized in that: this device comprises: Bevel Gear Drive case, screw rod, cushion dashpot assembly, motor, gearbox and Duo Gen Cardan shaft.Described Bevel Gear Drive case and described cushion dashpot assembly respectively are four groups, every group of corresponding pool of buffer cylinder component of Bevel Gear Drive case; Wherein two groups of Bevel Gear Drive casees are connected with gearbox by Cardan shaft 1, and other two groups of Bevel Gear Drive casees pass through two conelet type gears and Cardan shaft II respectively and are connected with adjacent Bevel Gear Drive case; The modulus and the number of teeth of described conelet type gear equate with drive bevel gear.
Described Bevel Gear Drive case comprises: casing, drive bevel gear and driven wheel of differential.Described casing is the tubular casing of the flanged dish in lower end, and described ring flange is by being bolted to the top of top beam of hydraulic machine.Described drive bevel gear is installed in a side of casing by gear shaft and pinion stand, and described gear shaft is connected with gearbox by Cardan shaft I; Described gearbox is installed on the top beam of hydraulic machine, and gearbox is connected with motor.Described driven wheel of differential is connected with fixed cover by key, and described fixed cover is installed in the Inner chamber of casing by bearing and case lid; Described fixed cover endoporus is installed regulating sleeve, between described regulating sleeve and the fixed cover feather key is set, and the lower end of regulating sleeve is connected with nut, and the regulating sleeve loam cake is installed in the upper end of regulating sleeve.Described nut is connected with screw rod; The stage casing of described screw rod is connected with the cushion dashpot assembly, and described cushion dashpot assembly is fixed on the bottom of top beam of hydraulic machine.The lower end of screw rod is connected with slider of hydraulic press, and the position between screw rod and the slider of hydraulic press is adjustable.
There is limited cover the upper end of described screw rod.
Described cushion dashpot assembly comprises: cylinder body, cylinder cover, cylinder body lower cover and piston.Described cylinder body is by being bolted to the bottom of top beam of hydraulic machine, and described cylinder cover is installed in the cylinder body upper end by dust ring and bolt, and described cylinder body lower cover is installed in the lower end of cylinder body by dust ring, sealing ring III and bolt.Described piston is the circle tubular body, and its endoporus is a screw, and described screw is connected with described screw rod, and the cylindrical of piston is connected with cylinder body with two fairleads by sealing ring I, sealing ring II; On the described screw rod stop nut is set, described stop nut is positioned at lower part of piston.
The bottom of described screw rod makes screw thread, and described screw thread is connected with nut, and described slide nut cooperation is installed in the groove of slider of hydraulic press; There is locking lid the lower end of screw rod, and described locking lid is fixed nut and slider of hydraulic press by bolt.
Described case lid upper end is provided with protective cover, and install near switch described protective cover upper end, adjacent with the regulating sleeve loam cake near the contact of switch.
Good effect of the present invention is:
1, the suspension type hydraulic damping device is installed on the top beam of hydraulic machine, does not take plane space on the hydraulic press workbench, helps safety in production.
2, adopt hydraulic cylinder braking, good buffer effect.
3, spacing, the safety protection mechanism in many places is arranged, the automaticity height, safe and reliable.
4, utilize the driven by motor screw rod to adjust the length that the hydraulic buffer cylinder piston stretches out, thereby adjust the buffer point position, reach buffering accurately.
Description of drawings
Be further described in conjunction with the accompanying drawings according to the present invention below,
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the A--A profile of Fig. 2.
Among the figure: 1, the Bevel Gear Drive case, 1-1, casing, 1-2, driven wheel of differential, 1-3, key, 1-4, fixed cover, 1-5, bearing, 1-6, case lid, 1-7, regulating sleeve, 1-8, the regulating sleeve loam cake, 1-9, near switch, 1-10, protective cover, 1-11, feather key, 1-12, drive bevel gear, 1-13, pinion stand, 1-14, gear shaft, 1-15, limited cover, 1-16, nut, 2, top beam of hydraulic machine, 3, screw rod, 4, the cushion dashpot assembly, 4-1, piston, 4-2, cylinder cover, 4-3, cylinder body, 4-4, bolt and nut component, 4-5, sealing ring I, 4-6, inlet, 4-7, sealing ring II, 4-8, sealing ring III, 4-9, fairlead, 4-10, the cylinder body lower cover, 4-11, dust ring, 5, stop nut, 6, nut, 7, slider of hydraulic press, 8, locking lid, 9, motor, 10, gearbox, 11, Cardan shaft I, 12, Cardan shaft II.
The specific embodiment mode
As Fig. 1, Fig. 2, shown in Figure 3: a kind of hydraulic press suspension type buffer unit, it is characterized in that: this device comprises: Bevel Gear Drive case 1, screw rod 3, cushion dashpot assembly 4, motor 9, gearbox 10 and Duo Gen Cardan shaft.Described Bevel Gear Drive case 1 and described cushion dashpot assembly 4 respectively are four groups, every group of Bevel Gear Drive case 1 corresponding pool of buffer cylinder component 4; Wherein two groups of Bevel Gear Drive casees 1 are connected with gearbox 10 by Cardan shaft I 11, and other two groups of Bevel Gear Drive casees 1 pass through two conelet type gears and Cardan shaft II 12 respectively and are connected with adjacent Bevel Gear Drive case 1; The modulus of described conelet type gear and the number of teeth equate with drive bevel gear 1-12.
Described Bevel Gear Drive case 1 comprises: casing 1-1, drive bevel gear 1-12 and driven wheel of differential 1-2.The tubular casing that described casing 1-1 is the flanged dish in lower end, described ring flange is by being bolted to the top of top beam of hydraulic machine 2.Described drive bevel gear 1-12 is installed in the side of casing 1-1 by gear shaft 1-14 and pinion stand 1-13, and described gear shaft 1-14 is connected with gearbox 10 by Cardan shaft I11; Described gearbox 10 is installed on the top beam of hydraulic machine 2, and gearbox 10 is connected with motor 9.Described driven wheel of differential 1-2 is connected with fixed cover 1-4 by key 1-3, and described fixed cover 1-4 is installed in the Inner chamber of casing 1-1 by bearing 1-5 and case lid 1-6; Described fixed cover 1-4 endoporus is installed regulating sleeve 1-7, between described regulating sleeve 1-7 and the fixed cover 1-4 feather key 1-11 is set, and the lower end of regulating sleeve 1-7 is connected with nut 1-16, and regulating sleeve loam cake 1-8 is installed in the upper end of regulating sleeve 1-7; Described nut 1-16 is connected with screw rod 3; The stage casing of described screw rod 3 is connected with cushion dashpot assembly 4, and described cushion dashpot assembly 4 is fixed on the bottom of top beam of hydraulic machine 2; The lower end of screw rod 3 is connected with slider of hydraulic press 7, and the position between screw rod 3 and the slider of hydraulic press 7 is adjustable.
There is limited cover 1-15 the upper end of described screw rod 3, and its effect is that screw rod 3 breaks away from nut 1-16 when preventing maloperation.
Described cushion dashpot assembly 4 comprises: cylinder body 4-3, cylinder cover 4-2, cylinder body lower cover 4-10 and piston 4-1.Described cylinder body 4-3 is by being bolted to the bottom of top beam of hydraulic machine 2, described cylinder cover 4-2 is installed in cylinder body 4-3 upper end by dust ring 4-11 and bolt, and described cylinder body lower cover 4-10 is installed in the lower end of cylinder body 4-3 by dust ring 4-11, sealing ring III4-8 and bolt; Described piston 4-1 is the circle tubular body, and its endoporus is a screw, and described screw is connected with described screw rod 3, and the cylindrical of piston 4-1 is connected with cylinder body 4-3 with two fairlead 4-9 by sealing ring I 4-5, sealing ring II 4-7; On the described screw rod 3 stop nut 5 is set, described stop nut 5 is positioned at the bottom of piston 4-1.
The bottom of 3 described screw rods 3 makes screw thread, and described screw thread is connected with nut 6, and described nut 6 sliding fits are installed in the groove of slider of hydraulic press 7; There is locking lid 8 lower end of screw rod 3, and described locking lid 8 is fixing with slider of hydraulic press 5 with nut 6 by bolt.
Described case lid 1-6 upper end is provided with protective cover 1-10, and described protective cover 1-10 installs near switch 1-9 the upper end, and is adjacent with regulating sleeve loam cake 1-8 near the contact of switch 1-9.
As Fig. 1, Fig. 2, shown in Figure 3: during use, the patrix of blanking die is installed on the slider of hydraulic press 7; Unclamp locking lid 8, adjusting nut 6 makes screw rod 3 and slider of hydraulic press 7 fixations, tightens locking lid 8.Determine the position of buffer point according to the thickness of sheet material, actuating motor 9, speed change, 10 drive four groups of Bevel Gear Drive casees 1 by drive Cardan shaft I11 and Cardan shaft II 12 works simultaneously, four screw rod 3 synchronously upper and lower moving, it is synchronously upper and lower mobile that screw rod 3 drives four piston 4-1, reaches the position of adjusting buffer point, with stop nut 5 lockings, avoid piston 4-1 to move the shift in position that causes buffer point then.
Desirable buffer point is when steel plate thickness is sheared 2/3, cushion dashpot assembly 4 is started working, it is maximum that hydraulic fluid pressure among the cylinder body 4-3 reaches, produce an opposition, it is descending that opposition stops slider of hydraulic press 7 to continue, realize slider of hydraulic press 7 smooth transitions, reduce noise, reduce the hydraulic press vibrations.
The effect of protective cover 1-10 is to prevent that dust or foreign matter from falling into Bevel Gear Drive case 1, causes unnecessary accident.
Near the effect of switch 1-9 is that slider of hydraulic press 7 returns are controlled and had an accident when malfunctioning.
Claims (5)
1. hydraulic press suspension type buffer unit, it is characterized in that: this device comprises: Bevel Gear Drive case (1), screw rod (3), cushion dashpot assembly (4), motor (9), gearbox (10) and many Cardan shafts; Described Bevel Gear Drive case (1) and described cushion dashpot assembly (4) respectively are four groups, the corresponding pool of buffer cylinder component of every group of Bevel Gear Drive case (1) (4); Wherein two groups of Bevel Gear Drive casees (1) are connected with gearbox (10) by Cardan shaft I (11), and other two groups of Bevel Gear Drive casees (1) pass through two conelet type gears and Cardan shaft II (12) respectively and are connected with adjacent Bevel Gear Drive case (1); The modulus of described conelet type gear and the number of teeth equate with drive bevel gear (1-12);
Described Bevel Gear Drive case (1) comprising: casing (1-1), drive bevel gear (1-12) and driven wheel of differential (1-2); Described casing (1-1) is the tubular casing of the flanged dish in lower end, and described ring flange is by being bolted to the top of top beam of hydraulic machine (2); Described drive bevel gear (1-12) is installed in a side of casing (1-1) by gear shaft (1-14) and pinion stand (1-13), and described gear shaft (1-14) is connected with gearbox (10) by Cardan shaft I (11); Described gearbox (10) is installed on the top beam of hydraulic machine (2), and gearbox (10) is connected with motor (9); Described driven wheel of differential (1-2) is connected with fixed cover (1-4) by key (1-3), and described fixed cover (1-4) is installed in the Inner chamber of casing (1-1) by bearing (1-5) and case lid (1-6); Described fixed cover (1-4) endoporus is installed regulating sleeve (1-7), between described regulating sleeve (1-7) and the fixed cover (1-4) feather key (1-11) is set, the lower end of regulating sleeve (1-7) is connected with nut (1-16), and regulating sleeve loam cake (1-8) is installed in the upper end of regulating sleeve (1-7); Described nut (1-16) is connected with screw rod (3); The stage casing of described screw rod (3) is connected with cushion dashpot assembly (4), and described cushion dashpot assembly (4) is fixed on the bottom of top beam of hydraulic machine (2); The lower end of screw rod (3) is connected with slider of hydraulic press (7), and the position between screw rod (3) and the slider of hydraulic press (7) is adjustable.
2. hydraulic press suspension type buffer unit according to claim 1 is characterized in that: there is limited cover (1-15) upper end of described screw rod (3).
3. hydraulic press suspension type buffer unit according to claim 1 is characterized in that: described cushion dashpot assembly (4) comprising: cylinder body (4-3), cylinder cover (4-2), cylinder body lower cover (4-10) and piston (4-1); Described cylinder body (4-3) is by being bolted to the bottom of top beam of hydraulic machine (2), described cylinder cover (4-2) is installed in cylinder body (4-3) upper end by dust ring (4-11) and bolt, and described cylinder body lower cover (4-10) is installed in the lower end of cylinder body (4-3) by dust ring (4-11), sealing ring III (4-8) and bolt; Described piston (4-1) is the circle tubular body, and its endoporus is a screw, and described screw is connected with described screw rod (3), and the cylindrical of piston (4-1) is connected with cylinder body (4-3) with two fairleads (4-9) by sealing ring I (4-5), sealing ring II (4-7); Stop nut (5) is set on the described screw rod (3), and described stop nut (5) is positioned at the bottom of piston (4-1).
4. hydraulic press suspension type buffer unit according to claim 1, it is characterized in that: the bottom of described screw rod (3) makes screw thread, described screw thread is connected with nut (6), and described nut (6) sliding fit is installed in the groove of slider of hydraulic press (7); There is locking lid (8) lower end of screw rod (3), and described locking lid (8) is fixing with nut (6) and slider of hydraulic press (5) by bolt.
5. hydraulic press suspension type buffer unit according to claim 1, it is characterized in that: described case lid (1-6) upper end is provided with protective cover (1-10), install near switch (1-9) described protective cover (1-10) upper end, adjacent with regulating sleeve loam cake (1-8) near the contact of switch (1-9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101048841A CN102284590A (en) | 2011-04-18 | 2011-04-18 | Hanging type buffer device of hydraulic machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101048841A CN102284590A (en) | 2011-04-18 | 2011-04-18 | Hanging type buffer device of hydraulic machine |
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| Publication Number | Publication Date |
|---|---|
| CN102284590A true CN102284590A (en) | 2011-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101048841A Pending CN102284590A (en) | 2011-04-18 | 2011-04-18 | Hanging type buffer device of hydraulic machine |
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| CN (1) | CN102284590A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747675A (en) * | 2013-12-31 | 2015-07-01 | 迪斯油压工业(昆山)有限公司 | Electric buffer adjustment transmission mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07285000A (en) * | 1994-04-18 | 1995-10-31 | Komatsu Ltd | Break through buffer for press machine |
| CN2467316Y (en) * | 2000-12-27 | 2001-12-26 | 天津市锻压机床总厂 | Hydropress with positioning buffer unit |
| CN201158171Y (en) * | 2007-12-26 | 2008-12-03 | 天津市天锻压力机有限公司 | Buffer gear of numerical control hydraulic press |
| CN202015773U (en) * | 2011-04-18 | 2011-10-26 | 徐州开元世纪重型锻压有限公司 | Suspended buffering device for hydraulic press |
-
2011
- 2011-04-18 CN CN2011101048841A patent/CN102284590A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07285000A (en) * | 1994-04-18 | 1995-10-31 | Komatsu Ltd | Break through buffer for press machine |
| CN2467316Y (en) * | 2000-12-27 | 2001-12-26 | 天津市锻压机床总厂 | Hydropress with positioning buffer unit |
| CN201158171Y (en) * | 2007-12-26 | 2008-12-03 | 天津市天锻压力机有限公司 | Buffer gear of numerical control hydraulic press |
| CN202015773U (en) * | 2011-04-18 | 2011-10-26 | 徐州开元世纪重型锻压有限公司 | Suspended buffering device for hydraulic press |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747675A (en) * | 2013-12-31 | 2015-07-01 | 迪斯油压工业(昆山)有限公司 | Electric buffer adjustment transmission mechanism |
| CN104747675B (en) * | 2013-12-31 | 2017-03-15 | 迪斯油压工业(昆山)有限公司 | Electronic dash adjustment drive mechanism |
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Application publication date: 20111221 |