CN111113975A - Cold press with ball-head-shaped plunger cylinder end - Google Patents
Cold press with ball-head-shaped plunger cylinder end Download PDFInfo
- Publication number
- CN111113975A CN111113975A CN202010056966.2A CN202010056966A CN111113975A CN 111113975 A CN111113975 A CN 111113975A CN 202010056966 A CN202010056966 A CN 202010056966A CN 111113975 A CN111113975 A CN 111113975A
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- Prior art keywords
- hydraulic cylinder
- ball head
- cold press
- plunger
- bulb
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- 238000003825 pressing Methods 0.000 claims abstract description 54
- 239000003921 oil Substances 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 239000010727 cylinder oil Substances 0.000 claims abstract description 7
- 239000010724 circulating oil Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- 102220489589 Acetyl-CoA acetyltransferase, cytosolic_W12A_mutation Human genes 0.000 description 2
- 102220541520 Gem-associated protein 5_W14A_mutation Human genes 0.000 description 2
- 102220592495 Non-homologous end-joining factor 1_W13A_mutation Human genes 0.000 description 2
- 102220592502 Non-homologous end-joining factor 1_W15A_mutation Human genes 0.000 description 2
- 102220507656 Protein MEMO1_W16A_mutation Human genes 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- B30B1/34—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 involving a plurality of plungers acting on the platen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
- B30B15/068—Drive connections, e.g. pivotal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0052—Details of, or accessories for, presses; Auxiliary measures in connection with pressing 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
- B30B15/06—Platens or press rams
- B30B15/062—Press plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses a cold press with a ball-head-shaped plunger cylinder end, which comprises a cold press main body, a hydraulic cylinder, an upper pressure plate and a lower pressure plate, wherein the hydraulic cylinder comprises a plunger hydraulic cylinder and a piston hydraulic cylinder, a flattening mechanism used for keeping the upper pressure plate horizontal when the plunger hydraulic cylinder presses and lifts the upper pressure plate is arranged in a piston flat end part, a telescopic rod end of the piston hydraulic cylinder is rotationally connected with a plunger ball head part through a spherical rotating mechanism, a conveying mechanism used for driving the lower pressure plate to move longitudinally is arranged at the bottom end of the lower pressure plate, and a plurality of hydraulic cylinder oil ways are connected in series for synchronous action; the invention can ensure that the stress of the upper pressure plate is uniform and unchanged after the upper pressure plate is inclined, the upper pressure plate can be automatically restored to the horizontal state by the piston flat end part in the processes of pressing and lifting the upper pressure plate, the hydraulic cylinders connected in series with the oil ways can ensure synchronous lifting operation, the lower pressure plate with the synchronous conveying mechanism can improve the conveying efficiency of the objects, and the working efficiency of the cold press is integrally improved.
Description
Technical Field
The invention particularly relates to a cold press, in particular to a cold press with a ball-head-shaped plunger cylinder end.
Background
The cold press mainly comprises: the hydraulic system, the electric control system, the pressing plate and the machine body. An oil pressure system: the oil pump consists of an oil cylinder, an oil tank, an oil pump motor, a control valve block and a pressure gauge. Oil is filled in the oil tank, the oil pump is electrically driven by the oil pump to pump oil, and the oil is delivered to the oil cylinder through the connecting oil pipe, so that the oil cylinder works. The pressing plate is composed of an upper pressing plate and a lower pressing plate, the upper pressing plate and the lower pressing plate are formed by welding sectional materials and steel plates, the working plane is formed by finish machining through a large planer type milling machine on average, the working plane is guaranteed to be flat and smooth, the upper pressing plate is connected with a cylinder rod of the oil cylinder, the lifting of the pressing plate is achieved through the lifting of the oil cylinder, and the lower pressing plate is directly welded on a base of the machine body.
When cold press top board on the present market colds pressing the article, when article surface unevenness, top board and article contact produced the slope easily, the interaction force of top board and article is all inhomogeneous, the top board can't be according to the roughness on article surface and do the slope a little, lead to the article easily to coldly press the effect poor, the top board also warp impaired easily, and the holding down plate generally adopts welded fastening's mode fixed, inconvenient transport article, consequently to above-mentioned problem, we need one kind can be along with coldly pressing the cold press device that article roughness finely tuned the slope and conveniently carried the article.
Disclosure of Invention
The invention aims to provide a cold press with a bulb-shaped plunger cylinder end, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a cold press with a ball-head-shaped plunger cylinder end comprises a cold press main body, wherein a plurality of hydraulic cylinders are arranged on the cold press main body, an upper pressing plate is horizontally fixed at the bottom end of a cylinder rod of each hydraulic cylinder, a lower pressing plate parallel and opposite to the upper pressing plate is arranged on the inner bottom surface of the cold press main body, each hydraulic cylinder comprises a plunger hydraulic cylinder and a piston hydraulic cylinder, a telescopic rod end of each plunger hydraulic cylinder is fixed at the central position of the top surface of the upper pressing plate through a piston flat end part, a flattening mechanism used for keeping the upper pressing plate horizontal when the plunger hydraulic cylinders press and lift the upper pressing plate is arranged in each piston flat end part, telescopic rod ends of the piston hydraulic cylinders are symmetrically fixed at two sides of the top surface of the upper pressing plate through the plunger ball head parts, the telescopic rod ends of the piston hydraulic cylinders are rotationally connected with the plunger ball head parts through spherical rotating mechanisms, and, and a plurality of hydraulic cylinder oil passages are connected in series and act synchronously.
Further scheme: plunger bulb spare includes bulb seat and bulb connecting plate, bulb connecting plate horizontal installation is on the top panel of top board, spherical slewing mechanism includes bulb spliced pole, bulb piece and bulb curved surface groove, bulb curved surface groove is seted up in the bulb seat, bulb spliced pole is fixed continuous with plunger hydraulic cylinder's telescopic link bottom, bulb piece is being fixed to bulb spliced pole bottom, bulb piece slip card is established in bulb curved surface groove.
Further scheme: the opening of the ball-end curved groove is covered with an installation sleeve ring in a threaded manner, the middle part of the installation sleeve ring is provided with a mounting sleeve ring, the diameter of the mounting sleeve ring is smaller than the diameter of the opening at the top of the ball-end curved groove, the ball-end block is connected with the inner wall of the ball-end curved groove in a sliding manner, the ball-end block is clamped in the ball-end curved groove in a sliding manner through the mounting sleeve ring, and the ball-end.
Further scheme: the piston butt end part comprises a butt end seat, the flattening mechanism comprises a sliding cavity, a gasket and an inner ring, the butt end seat is vertically fixed at the center of the upper pressing plate, the sliding cavity is vertically penetrated in the butt end seat and is formed by a sleeve cavity and a gasket cavity with different apertures at two ends, the sleeve cavity is communicated with the vertical direction of the gasket cavity, the inner ring is penetrated and arranged in the sleeve cavity in a vertical sliding mode, the gasket is horizontally fixed at the top end and the bottom end of the inner ring respectively, the gasket horizontal sliding clamp at the bottom end of the inner ring is arranged in the gasket cavity, the gasket cover at the top of the inner ring is closed on the top surface of the butt end seat, and the telescopic rod end of the piston hydraulic cylinder is vertically penetrated and fixed in the inner ring and the inner ring.
Further scheme: the cold press is characterized in that an oil pump communicated with an oil tank is arranged in the cold press main body, oil inlets and oil outlets of a plurality of hydraulic cylinders are connected in series end to end, the oil pump forms a circulating oil path with hydraulic cylinder oil paths connected in series end to end through a multi-directional electromagnetic directional valve and a one-way valve, and the circulating oil path is connected in parallel with a plurality of multi-directional electromagnetic directional valves for supplementing oil to the hydraulic cylinders.
Compared with the prior art, the invention has the beneficial effects that: the plunger ball head component can ensure that the upper pressure plate is uniformly and invariably stressed after being inclined, the flat end component of the piston can automatically recover the upper pressure plate to a horizontal state in the process of pressing and lifting the upper pressure plate, secondary cold pressing is not influenced, the complexity of manual adjustment is reduced, the hydraulic cylinder with the oil circuit connected in series can ensure synchronous lifting operation, and the lower pressure plate with the synchronous conveying mechanism can improve the conveying efficiency of objects and integrally improve the working efficiency of the cold press.
Drawings
Fig. 1 is a schematic diagram of a cold press with a ball-head plunger cylinder end.
Figure 2 is a front view of a cold press with a bulb shaped plunger cylinder end.
Fig. 3 is a schematic view of a piston-ball head part in a cold press with a ball-head shaped piston-cylinder end.
Fig. 4 is an exploded view of a ram bulb component in a cold press with a bulb-shaped ram cylinder end.
Fig. 5 is a schematic diagram of the structure of the piston flat end part in the cold press with a ball-head plunger cylinder end.
Figure 6 is an exploded perspective view of the piston flat end piece in a cold press with a bulb shaped plunger cylinder end.
FIG. 7 is a schematic diagram of the hydraulic cylinder control oil circuit in the cold press with a ball-headed plunger cylinder end.
In the figure: the cold press comprises a cold press main body 1, a plunger hydraulic cylinder 2, a piston hydraulic cylinder 3, a plunger ball head part 4, a ball head seat 40, a ball head connecting plate 41, a ball head connecting column 42, a ball head block 43, a ball head curved groove 44, a mounting ferrule 45, a piston flat end part 5, a flat end seat 50, a sliding cavity 51, a sleeve cavity 510, a cushion cavity 511, a gasket 52, an inner ferrule 53, a lower pressure plate 6 and an upper pressure plate 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 7, in the embodiment of the present invention, a cold press with a ball-head-shaped plunger cylinder end includes a cold press main body 1, the cold press main body 1 is provided with a plurality of hydraulic cylinders, the bottom ends of the cylinder rods of the hydraulic cylinders are horizontally fixed with an upper platen 7, the inner bottom surface of the cold press main body 1 is provided with a lower platen 6 parallel to and opposite to the upper platen 7, the hydraulic cylinders include a plunger hydraulic cylinder 2 and a piston hydraulic cylinder 3, the telescopic rod ends of the plunger hydraulic cylinder 2 are fixed at the center position of the top surface of the upper platen 7 through a piston flat end part 5, a flattening mechanism for keeping the upper platen 7 horizontal when the plunger hydraulic cylinder 2 presses down and lifts the upper platen 7 is arranged in the piston flat end part 5, the telescopic rod ends of the piston hydraulic cylinder 3 are symmetrically fixed at two sides of the top surface of the upper platen 7 through a plunger ball head part 4, the telescopic rod ends of the piston, the bottom end of the lower pressing plate 6 is provided with a conveying mechanism for driving the lower pressing plate 6 to move longitudinally, and the hydraulic cylinder oil passages are connected in series to act synchronously.
The plunger ball head part 4 comprises a ball head seat 40 and a ball head connecting plate 41, the ball head connecting plate 41 is horizontally arranged on a top panel of the upper pressing plate 7, the spherical rotating mechanism comprises a ball head connecting column 42, a ball head block 43 and a ball head curved groove 44, the ball head curved groove 44 is arranged in the ball head seat 40, the ball head connecting column 42 is fixedly connected with the bottom end of a telescopic rod of the plunger hydraulic cylinder 2, the ball head block 43 is fixed at the bottom end of the ball head connecting column 42, the ball head block 43 is slidably clamped in the ball head curved groove 44, the fixed connection of the telescopic rod end of the traditional plunger hydraulic cylinder 2 and the upper pressing plate 7 is changed into the rotary connection capable of rotating in a curved surface mode through the arranged ball head block 43 and the ball head curved groove 44, when the upper pressing plate 7 is used for cold pressing of objects with uneven surfaces, the upper pressing plate 7 can be correspondingly inclined according, the stress of the pressed object is more uniform.
The opening of the ball head curved surface groove 44 is covered with an installation ferrule 45 through threads, the middle of the installation ferrule 45 is provided with an opening diameter smaller than the top opening diameter of the ball head curved surface groove 44, the ball head block 43 is connected with the inner wall of the ball head curved surface groove 44 in a sliding manner, the ball head block 43 is arranged in the ball head curved surface groove 44 through the installation ferrule 45 in a sliding and clamping manner, the ball head connecting column 42 is arranged in the aperture of the installation ferrule 45 in a sliding and penetrating manner, the installation ferrule 45 is arranged to conveniently clean the contact surface between the ball head block 43 and the ball head curved surface groove 44 or replace lubricating oil, and meanwhile, the ball head block 43 can not be tripped from the inside of the ball head curved.
The piston flat end part 5 comprises a flat end seat 50, the flattening mechanism comprises a sliding cavity 51, a gasket 52 and an inner ring 53, the flat end seat 50 is vertically fixed at the central position of the upper pressing plate 7, the sliding cavity 51 is vertically penetrated and arranged in the flat end seat 50, the sliding cavity 51 comprises a sleeve cavity 510 and a cushion cavity 511 with different apertures at two ends, the sleeve cavity 510 is communicated with the cushion cavity 511 in the vertical direction, the inner ring 53 vertically penetrates through the sleeve cavity 510, the gasket 52 is horizontally fixed at the top end and the bottom end of the inner ring 53 respectively, the gasket 52 at the bottom end of the inner ring 53 is horizontally clamped in the cushion cavity 511 in a sliding manner, the gasket 52 at the top end of the inner ring 53 is covered on the top surface of the flat end seat 50, the telescopic rod end of the piston hydraulic cylinder 3 is vertically penetrated and fixed in the inner ring 53 and the inner gasket 52, when the left side and the right side of the upper pressing plate 7 slightly incline, the flat end seat 50 is fixed on the upper pressing, when the piston hydraulic cylinder 3 acts on the gasket 52 and the inner ring 53 to press downwards, the gasket 52 is vertically fixed with the telescopic rod end of the piston hydraulic cylinder 3, so that an inclined angle exists between the gasket 52 and the top surface of the flat end seat 50, when the gasket 52 contacts with the top surface of the flat end seat 50, the gasket 52 can press the flat end seat 50 to be in a horizontal state, the whole upper pressure plate 7 is restored to be in the horizontal state through the flat end seat 50, the upper pressure plate 7 is restored to be in an initial horizontal state, when the piston hydraulic cylinder 3 moves upwards to pull the upper pressure plate 7, the gasket 52 at the bottom of the inner ring 53 acts on the inner top surface of the cushion cavity 511 in a similar manner, and the flat end seat 50 drives the upper pressure plate 70 to be restored to be in the initial horizontal state, so that the upper.
The working principle of the invention is as follows: when the device is used, goods needing cold pressing are placed on the lower pressing plate 6, the goods are conveniently conveyed to the lower part of the upper pressing plate 7 through the conveying mechanism on the lower pressing plate 6, the plunger hydraulic cylinder 2 and the piston hydraulic cylinder 3 are driven to work at the moment, the piston hydraulic cylinder 3 is mainly used for lifting the upper pressing plate 7, the arranged plunger hydraulic cylinder 2 can be connected with the upper pressing plate 7 through the rotation of the plunger spherical head part 4, the whole upper pressing plate 7 can be attached to the outline of the goods to be pressed down at a small angle in an inclined mode, the uniform and unchanged effect of stress after the upper pressing plate 7 is inclined is ensured due to the uneven goods, the upper pressing plate 7 can be automatically restored to the horizontal state through the piston flat end part 5 arranged between the piston hydraulic cylinder 3 and the upper pressing plate 7 in the process of pressing down and lifting the upper pressing plate 7, secondary cold pressing is not influenced, the complexity of manual adjustment is, the operation of controlling the environment is reduced, and the cold pressing efficiency is improved.
Example 2
An oil pump communicated with an oil tank is arranged in the cold press main body 1, oil inlets and oil outlets of a plurality of hydraulic cylinders are connected in series end to end, the oil pump forms a circulating oil path with hydraulic cylinder oil paths connected in series end to end through a multi-directional electromagnetic directional valve and a one-way valve, the circulating oil path is connected with a plurality of multi-directional electromagnetic directional valves used for supplementing oil to the hydraulic cylinders in parallel, the arranged serial circulating oil path can synchronously control the lifting of the hydraulic cylinders by controlling the direction of the passage of the electromagnetic directional valves, as shown in fig. 7, the multi-directional electromagnetic directional valves W12A and W13A respectively control the lifting of the hydraulic cylinders, the W14A, W15A and W16A control the oil supplementing, when the W12A is electrified, the oil path is communicated clockwise as shown in fig. 7, the hydraulic cylinders are lifted, and when the W13A, W14A, W15A and W16A are electrified, the oil path is communicated anticlockwise, the.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A cold press with a ball-head-shaped plunger cylinder end comprises a cold press main body (1), wherein a plurality of hydraulic cylinders are arranged on the cold press main body (1), an upper pressing plate (7) is horizontally fixed at the bottom end of a cylinder rod of each hydraulic cylinder, a lower pressing plate (6) which is parallel and opposite to the upper pressing plate (7) is arranged on the inner bottom surface of the cold press main body (1), the cold press is characterized in that each hydraulic cylinder comprises a plunger hydraulic cylinder (2) and a piston hydraulic cylinder (3), a telescopic rod end of each plunger hydraulic cylinder (2) is fixed at the center of the top surface of the upper pressing plate (7) through a piston flat end part (5), a flattening mechanism used for keeping the upper pressing plate (7) horizontal when the plunger hydraulic cylinder (2) presses down and lifts the upper pressing plate (7) is arranged in the piston flat end part (5), the telescopic rod ends of the piston hydraulic cylinders (3) are symmetrically fixed at two sides of the top surface of, the telescopic rod end of the piston hydraulic cylinder (3) is rotationally connected with the plunger ball head part (4) through a spherical rotating mechanism, the bottom end of the lower pressing plate (6) is provided with a conveying mechanism for driving the lower pressing plate (6) to longitudinally move, and a plurality of hydraulic cylinder oil ways are connected in series to synchronously act.
2. The cold press with the bulb-shaped plunger cylinder end as claimed in claim 1, wherein the plunger ball head part (4) comprises a ball head seat (40) and a ball head connecting plate (41), the ball head connecting plate (41) is horizontally mounted on the top panel of the upper platen (7), the ball rotating mechanism comprises a ball head connecting column (42), a ball head block (43) and a ball head curved groove (44), the ball head curved groove (44) is arranged in the ball head seat (40), the ball head connecting column (42) is fixedly connected with the bottom end of the telescopic rod of the plunger hydraulic cylinder (2), the ball head block (43) is fixed at the bottom end of the ball head connecting column (42), and the ball head block (43) is slidably clamped in the ball head curved groove (44).
3. The cold press with the bulb-shaped plunger cylinder end as claimed in claim 2, wherein the opening of the bulb-shaped curved groove (44) is covered with a mounting collar (45) in a threaded manner, the middle part of the mounting collar (45) is provided with a mounting collar (45) with a diameter smaller than the diameter of the opening at the top of the bulb-shaped curved groove (44), the bulb block (43) is connected with the inner wall of the bulb-shaped curved groove (44) in a sliding manner, the bulb block (43) is arranged in the bulb-shaped curved groove (44) in a sliding manner through the mounting collar (45), and the bulb connecting column (42) is arranged in the diameter of the mounting collar (45) in a sliding manner.
4. The cold press with the bulb-shaped plunger cylinder end as claimed in any one of claims 1 to 3, wherein the flat end part (5) of the piston comprises a flat end seat (50), the flattening mechanism comprises a sliding cavity (51), a gasket (52) and an inner ring (53), the flat end seat (50) is vertically fixed at the central position of the upper platen (7), the sliding cavity (51) is vertically penetrated and opened in the flat end seat (50), the sliding cavity (51) is composed of a sleeve cavity (510) and a cushion cavity (511) with different bore diameters at two ends, the sleeve cavity (510) is vertically communicated with the cushion cavity (511), the inner ring (53) is vertically penetrated and slidably in the sleeve cavity (510), the gasket (52) at the bottom end of the inner ring (53) is horizontally fixed at the top end and the bottom end of the inner ring (53), the gasket (52) at the bottom end of the inner ring (53) is horizontally slidably clamped in the cushion cavity (511), and the gasket (52) at the top of the inner ring (53) covers the flat end seat (50), and the telescopic rod end of the piston hydraulic cylinder (3) is vertically arranged in the inner ring (53) and the inner gasket (52) in a penetrating way.
5. The cold press with the bulb-shaped plunger cylinder end as claimed in claim 1, wherein an oil pump communicated with an oil tank is arranged in the cold press main body (1), oil inlets and oil outlets of the plurality of hydraulic cylinders are connected in series end to end, the oil pump and hydraulic cylinder oil passages connected in series end to end form a circulating oil passage through a multi-directional electromagnetic directional valve and a one-way valve, and the circulating oil passage is connected in parallel with a plurality of multi-directional electromagnetic directional valves for replenishing oil to the hydraulic cylinders.
Priority Applications (1)
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CN202010056966.2A CN111113975A (en) | 2020-01-16 | 2020-01-16 | Cold press with ball-head-shaped plunger cylinder end |
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CN202010056966.2A CN111113975A (en) | 2020-01-16 | 2020-01-16 | Cold press with ball-head-shaped plunger cylinder end |
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CN111113975A true CN111113975A (en) | 2020-05-08 |
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CN202010056966.2A Pending CN111113975A (en) | 2020-01-16 | 2020-01-16 | Cold press with ball-head-shaped plunger cylinder end |
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4759280A (en) * | 1986-12-29 | 1988-07-26 | John T. Hepburn, Limited | Hydraulic press with adjustable platen clearance |
CN202910957U (en) * | 2012-10-30 | 2013-05-01 | 敦化市亚联机械制造有限公司 | Crossed cardan shaft type hinge mechanism for dual-steel-belt pressing machine |
CN103465505A (en) * | 2013-09-12 | 2013-12-25 | 王丽霞 | Main oil cylinder and ball head connecting mechanism of garbage compressor |
CN205415910U (en) * | 2016-03-18 | 2016-08-03 | 成都慧森家具制造有限公司 | A hydraulic pressure cold press that is used for compound wooden cabinet door of wardrobe to process |
CN206544379U (en) * | 2017-01-16 | 2017-10-10 | 山东飞越钢结构工程有限公司 | A kind of SIP wallboards cold pressing device |
CN207088534U (en) * | 2017-06-26 | 2018-03-13 | 金寿明 | A kind of composite plate pressing machine for building |
CN107877922A (en) * | 2017-11-15 | 2018-04-06 | 孙生强 | Press ball screw rod retaining mechanism |
CN208855138U (en) * | 2018-10-15 | 2019-05-14 | 保定市嘉硕纸制品有限公司 | Corrugated board cold press |
CN110053287A (en) * | 2019-04-29 | 2019-07-26 | 扬力集团股份有限公司 | A kind of full servo-pressing machine of round steel shell stretching |
CN212920543U (en) * | 2020-01-16 | 2021-04-09 | 广东友力智能科技有限公司 | Cold press with ball-head-shaped plunger cylinder end |
-
2020
- 2020-01-16 CN CN202010056966.2A patent/CN111113975A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4759280A (en) * | 1986-12-29 | 1988-07-26 | John T. Hepburn, Limited | Hydraulic press with adjustable platen clearance |
CN202910957U (en) * | 2012-10-30 | 2013-05-01 | 敦化市亚联机械制造有限公司 | Crossed cardan shaft type hinge mechanism for dual-steel-belt pressing machine |
CN103465505A (en) * | 2013-09-12 | 2013-12-25 | 王丽霞 | Main oil cylinder and ball head connecting mechanism of garbage compressor |
CN205415910U (en) * | 2016-03-18 | 2016-08-03 | 成都慧森家具制造有限公司 | A hydraulic pressure cold press that is used for compound wooden cabinet door of wardrobe to process |
CN206544379U (en) * | 2017-01-16 | 2017-10-10 | 山东飞越钢结构工程有限公司 | A kind of SIP wallboards cold pressing device |
CN207088534U (en) * | 2017-06-26 | 2018-03-13 | 金寿明 | A kind of composite plate pressing machine for building |
CN107877922A (en) * | 2017-11-15 | 2018-04-06 | 孙生强 | Press ball screw rod retaining mechanism |
CN208855138U (en) * | 2018-10-15 | 2019-05-14 | 保定市嘉硕纸制品有限公司 | Corrugated board cold press |
CN110053287A (en) * | 2019-04-29 | 2019-07-26 | 扬力集团股份有限公司 | A kind of full servo-pressing machine of round steel shell stretching |
CN212920543U (en) * | 2020-01-16 | 2021-04-09 | 广东友力智能科技有限公司 | Cold press with ball-head-shaped plunger cylinder end |
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