CN201516698U - Large-tonnage vertical double-cylinder oil press - Google Patents
Large-tonnage vertical double-cylinder oil press Download PDFInfo
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- CN201516698U CN201516698U CN2009201802818U CN200920180281U CN201516698U CN 201516698 U CN201516698 U CN 201516698U CN 2009201802818 U CN2009201802818 U CN 2009201802818U CN 200920180281 U CN200920180281 U CN 200920180281U CN 201516698 U CN201516698 U CN 201516698U
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- hydraulic press
- master cylinder
- upper beam
- tonnage
- underbeam
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Abstract
The utility model relates to a hydraulic press, in particular to a large-tonnage vertical double-cylinder oil press for forming a spherical shell plate. The oil press structually comprises an upper beam, a lower bean, upright posts, a movable workbench, a lower workbench, a guide rod, an upper clamping fixture, a lower clamping fixture, and the like. The upper beam, the lower beam and the upright posts all adopt component structures, the components are assembled and then connected by welding, both the front surface and the rear surface are provided with a reinforcing plate and a transverse gusset plate for reinforcement, upright post outer side closing plates are arranged on two sides, a reinforcing beam is arranged at the upper end of the upper beam for reinforcement, and the circumference is provided with rails. The movable workbench, the upper compression clamping fixture, the lower compression clamping fixture and the lower workbench all adopt bolted connection structures. By adopting the above structure, the large-sized oil press provided by the utility model can finish much welding work in a workshop, resulting in short on-site fabrication time, little labor consumption, low frequency of aloft work, and reduction of potential safety hazards.
Description
[technical field]
The utility model relates to a kind of hydraulic press, particularly a kind ofly is used for the vertical twin-tub hydraulic press of large-tonnage that the Spherical Tank Shell Plates moulding is used.
[background technology]
During the medium (comprising gas, liquid) of at present large-scale petroleum chemical industry stores, the most different spherical tank of volume, 120m of adopting
3~ 5000m
3The various media of Spherical tank Storage.Large-sized hydraulic press utilizes plate, sub-unit to weld the welded type syndeton that forms owing to adopt on-the-spot welding manner, and weld at the scene by the welding unit and finish, weatherproof, welding quality is easy to guarantee that the work high above the ground frequency is low, and is safer.But existing hydraulic press span is 4.5 meters to the maximum, and the maximum plate of Spherical Tank Shell Plates that is used to suppress spherical storage tank is wide 2 meters, and pressure is 1200 tons to the maximum, can not adapt to present spherical tank sheet material pressing requirements.
[utility model content]
Technical problem to be solved in the utility model is to provide a kind of vertical twin-tub hydraulic press of large-tonnage that adopts the welded type syndeton, and span is big, and the pressure maximum can reach 2000 tons, and intensity is big, good stability, good looking appearance.
The utility model solves the problems of the technologies described above by the following technical programs: the vertical twin-tub hydraulic press of large-tonnage, its host machine part comprises fuselage, master cylinder, hoisting mechanism and guiding mechanism, the actuating unit of described hydraulic press comprises fuel tank, high-pressure pump, low voltage control system, motor and various pressure valve and direction valve, described fuselage adopts tower structure, comprise upper beam, underbeam, column, movable table and lower table, described surge-tank is installed in described upper beam top, described master cylinder lower end is connected with described movable table, and described lower table is connected with described underbeam; Described master cylinder comprises two oil cylinders arranged side by side, is connected with hydraulic pump with fluid pressure line by distributing valve respectively.Two described oil cylinders connect by bolt fastening structure.
According to the further improvement of such scheme, described hoisting mechanism comprises two lift cylinders, is installed in the both sides of described master cylinder respectively.
According to the further improvement of such scheme, described guiding mechanism comprises that four are symmetrically distributed in described master cylinder guide post all around.
According to the further improvement of such scheme, described fuselage is welded by described upper beam, underbeam and four described columns, and described fuselage ring inner surface is welded with the riser of strengthening usefulness, is welded with the horizontal bar plate between the front-back of described column and described riser
According to the further improvement of such scheme, shrouding welded type syndeton is adopted in described column both sides.
According to the further improvement of such scheme, described upper beam is welded with the upper beam buttress brace of reinforcing usefulness.
According to the further improvement of such scheme, adopt the syndeton that is connected semi-ring, bolt between described master cylinder and the movable table oil cylinder.
According to the further improvement of such scheme, adopt hole, alignment pin syndeton between described lower table and the described underbeam; Adopt welding affixed between described alignment pin and the described underbeam.
The utility model principle is: the rising of master cylinder is finished by two lift cylinder, after finishing, master cylinder decline work needs to rise, then hydraulic oil is entered the lifting distributing valve by riser tubing by promoting oil pump, by promoting distributing valve hydraulic oil is transported in two lift cylinder simultaneously, lift cylinder rises master cylinder.Four guide post guiding, rise, descend, suppress steadily, each position of die mould mold is stressed evenly, does not have and presses upper beam, the underbeam of this hydraulic press of inclined to one side phenomenon all scientifically to be broken the whole up into parts, and each sub-unit structure is easy to realize machining and welding processing operation in the factory.Wherein upper beam, underbeam, column adopt the welded type syndeton.In order to increase frame strength, increased the welding of stiffener, horizontal bar plate before and after the hydraulic press, the hydraulic press both sides have added the welding of shrouding, and to put the beams in place increased the welding of upper beam buttress brace.Therefore, the utility model is bigger than other hydraulic press spans, intensity is high, good stability.
Advantage of the present utility model is: in this large-scale hydraulic press member connection structure, movable table, up and down the general seat of die mould tire, die mould tire, lower table connect the syndeton that adopts bolt, nut up and down.Such syndeton is easy to change not isometric upper and lower die mould tire, is convenient to installation, maintenance, is easy to machining.The upper beam of this hydraulic press, underbeam, column, movable table, lower table, guide post parts are all made in manufactory's sub-unit machining, be transported to the erecting bed and adopt the structure welding assembly, a large amount of welding job amounts can be finished in the workshop, it is prefabricated to carry out the equipment batch production, quality is easy to guarantee, and is convenient to reduce cost; The field fabrication time shortens greatly simultaneously, and every approximately needs 3 ~ 4 months, and required installer is few, and the work high above the ground frequency is low, can reduce potential safety hazard, and span is big, the intensity height, and good stability, easy to operate.
[description of drawings]
The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the utility model front view,
Fig. 2 is the utility model right view,
Fig. 3 is the utility model guide post structural representation,
Fig. 4 is an A-A profile among Fig. 1.
[specific embodiment]
Referring to accompanying drawing 1,2,4, the vertical twin-tub hydraulic press of large-tonnage, this hydraulic press is mainly used in the production of spherical tank, adopts the manufacturing of Q235A material, and pressure is 2000 tons, system works pressure 31.5Mpa, suppressible steel plate maximum ga(u)ge reaches 56mm.Its host machine part comprises fuselage, master cylinder 7, hoisting mechanism, guiding mechanism, actuating unit etc., the actuating unit of described hydraulic press comprises fuel tank, high-pressure pump 11, low voltage control system, motor and various pressure valve and direction valve, described fuselage adopts tower structure, comprise upper beam 2, underbeam 1, column 4, movable table 5 and lower table 6, fuselage is welded by upper beam 2, underbeam 1 and four root posts 4, adopt the continuous welding syndeton between the parts, the fuselage ring inner ring is welded with the riser 3 of strengthening usefulness, and column 4 is welded with horizontal bar plate 14 with the front-back of riser 3.Upper beam 2 is welded with the upper beam buttress brace of reinforcing usefulness.
Surge-tank 12 is installed in 2 tops of putting the beams in place, and master cylinder 7 lower ends are connected with movable table 5, and employing is connected the syndeton of semi-ring 10, bolt between movable table 5 and the master cylinder 7.Lower table 6 is connected with underbeam 3; Master cylinder 7 comprises that two are adopted bolted oil cylinder arranged side by side, are connected with high-pressure pump 11 with fluid pressure line by high pressure distributing valve 13 respectively.Hoisting mechanism comprises two lift cylinders 9, is installed in the both sides of master cylinder 7 respectively.
Referring to Fig. 3, guiding mechanism comprises that four are symmetrically distributed in master cylinder 7 guide post 8 all around.Cover for seat and nut syndeton are adopted in being connected between guide post 8 and the movable table 5, and cover for seat is welded on the movable table 5.Guide post 8 adopts the cover for seat syndeton with being connected between 2 of putting the beams in place, the cover for seat of guide post 8 and the 2 employing welding connection structures of putting the beams in place.
Adopt hole, alignment pin syndeton between lower table 6 and the underbeam 1; Being connected between alignment pin and the underbeam 1 adopted welding connection structure; Movable table 5 is provided with general seat on the die mould tire, and lower table 6 is provided with general seat under the die mould tire, tire on general seat and the described die mould tire on the described die mould tire, and adopt bolt fastening structure between general seat and the lower table 6 under the described die mould tire; Adopt the seam syndeton under the described die mould tire under general seat and the described die mould tire between the tire.
The rising of master cylinder 7 is finished by two lift cylinder 9, after finishing, master cylinder 7 decline work need to rise, then hydraulic oil is entered the lifting distributing valve by riser tubing by promoting oil pump 9, by promoting distributing valve hydraulic oil is transported in two lift cylinder simultaneously, lift cylinder 9 rises master cylinder 7.Four guide post 8 guiding, rise, descend, suppress steadily, each position of die mould mold is stressed evenly, nothing is pressed inclined to one side phenomenon, and (upward the die mould mold is by tire bolt fastening structure on general seat and the die mould tire on the compacting tire, and following die mould tire is that general seat is connected employing seam syndeton under the die mould tire with mold under the die mould tire.Suppress the upper and lower die mould tire that not isometric Spherical Tank Shell Plates only need change different radians and get final product, convenient and swift, the saving fund reduces cost.
During work, point clicks start button, main motor rotation, start working, main driven by motor hydraulic pump 11 work, hydraulic pump 11 is transported to pressure distributing valve with the hydraulic oil of fuel tank by pipeline, and joystick is pulled down position, and master cylinder 7 is started working, slowly descend, by the die mould tire Spherical Tank Shell Plates is pressed into not isometric circular arc panel, then joystick is pulled pressing position, force (forcing) pump is started working, hydraulic oil is entered pressurization distributing valve 13 by pipeline, the pressurization distributing valve 13 simultaneously hydraulic oil is transported in two sub-cylinders of master cylinder, reach predetermined pressure after, quit work.At work, enter master cylinder 7 unnecessary oil and pass through surge-tank 12,, enter in the fuel tank through oil return pipe.
This hydraulic press is mainly used in the manufacturing of various spherical tanks, and hydraulic press mainly adopts steel plate to make, and pressure is 2000 tons, and machining adopts large-scale vertical lathe, numerical control borer, lathe, accuracy of manufacture height, and parts interchangeability is good in addition, is convenient to guarantee workmanship.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that under the situation that does not break away from principle of the present utility model and spirit and can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present utility model is limited by claims and equivalent thereof.
Claims (6)
1. the vertical twin-tub hydraulic press of large-tonnage, its host machine part comprises fuselage, master cylinder, hoisting mechanism, actuating unit and guiding mechanism, it is characterized in that: described fuselage adopts tower structure, comprise upper beam, underbeam, column, movable table and lower table, described fuselage is welded by described upper beam, underbeam and four described columns, described master cylinder lower end is connected with described movable table, and described lower table is connected with described underbeam; Described master cylinder comprises two oil cylinders arranged side by side, is connected with hydraulic pump with fluid pressure line by distributing valve respectively.
2. according to the vertical twin-tub hydraulic press of the described large-tonnage of claim 1, it is characterized in that: described hoisting mechanism comprises two lift cylinders, is installed in the both sides of described master cylinder respectively.
3. according to the vertical twin-tub hydraulic press of the described large-tonnage of claim 1, it is characterized in that: described guiding mechanism comprises that four are symmetrically distributed in described master cylinder guide post all around.
4. according to claim 1,2, the vertical twin-tub hydraulic press of 3 each described large-tonnages, it is characterized in that: described fuselage ring inner surface is welded with the riser of strengthening usefulness, is welded with the horizontal bar plate between the front-back of described column and described riser.
5. according to the vertical twin-tub hydraulic press of each described large-tonnage of claim 4, it is characterized in that: described upper beam is welded with the upper beam buttress brace of reinforcing usefulness.
6. according to the vertical twin-tub hydraulic press of each described large-tonnage of claim 4, it is characterized in that: adopt hole, alignment pin syndeton between described lower table and the described underbeam; Adopt welding affixed between described alignment pin and the described underbeam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201802818U CN201516698U (en) | 2009-11-04 | 2009-11-04 | Large-tonnage vertical double-cylinder oil press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201802818U CN201516698U (en) | 2009-11-04 | 2009-11-04 | Large-tonnage vertical double-cylinder oil press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201516698U true CN201516698U (en) | 2010-06-30 |
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ID=42497413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201802818U Expired - Fee Related CN201516698U (en) | 2009-11-04 | 2009-11-04 | Large-tonnage vertical double-cylinder oil press |
Country Status (1)
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|---|---|
| CN (1) | CN201516698U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103381670A (en) * | 2013-07-01 | 2013-11-06 | 浙江博雷重型机床制造有限公司 | Pressing machine |
| CN103381669A (en) * | 2013-07-01 | 2013-11-06 | 浙江博雷重型机床制造有限公司 | Welding body of pressing machine |
| CN106626471A (en) * | 2016-12-22 | 2017-05-10 | 马鞍山创诚中小企业服务中心有限公司 | Integral hydraulic punch press |
-
2009
- 2009-11-04 CN CN2009201802818U patent/CN201516698U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103381670A (en) * | 2013-07-01 | 2013-11-06 | 浙江博雷重型机床制造有限公司 | Pressing machine |
| CN103381669A (en) * | 2013-07-01 | 2013-11-06 | 浙江博雷重型机床制造有限公司 | Welding body of pressing machine |
| CN106626471A (en) * | 2016-12-22 | 2017-05-10 | 马鞍山创诚中小企业服务中心有限公司 | Integral hydraulic punch press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100630 Termination date: 20121104 |