CN2860668Y - Lateral prefastened plate frame type hydraulic machine - Google Patents
Lateral prefastened plate frame type hydraulic machine Download PDFInfo
- Publication number
- CN2860668Y CN2860668Y CN 200520104776 CN200520104776U CN2860668Y CN 2860668 Y CN2860668 Y CN 2860668Y CN 200520104776 CN200520104776 CN 200520104776 CN 200520104776 U CN200520104776 U CN 200520104776U CN 2860668 Y CN2860668 Y CN 2860668Y
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- sheet frame
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- prefastened
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Abstract
The utility model relates to a frame-pattern hydraulic pressure machine of transverse pre-tightening plate, which is used on the forming of automobile parts, comprising a frame, a breadthwise-working hydraulic-pressure cylinder, a slipper, a working table, a back-ward hydraulic-pressure cylinder, etc. The utility model is characterized in that the frame is combined by the transverse pre-tightening to some individual board-frame by the pre-tightening device; the board-frame forms a hydraulic pressure machine frame which bears the supporting capacity, strength and hardness. The working hydraulic-pressure cylinder is fixed on the inner top of the frame and the cylinder bottom touches the frame and bears the working-load. The back-ward hydraulic-pressure cylinder is hung on the frame top by the pulling rod and links the slipper. The inner transition curve of each board-frame is optimized and all the joining holes and setting holes are properly set on the frame to avoid the focusing of stress. The utility model is a hydraulic pressure machine which can bear the center load and is compact on structure and has great loading capacity, light, accurate and is an ideal equipment used for the forming of aluminum alloy wheel-hub of automobile and also can be used in other fields.
Description
Affiliated field
The utility model belongs to forging machinery and equipment, is the employed lateral prefastened plate frame type hydraulic machine of auto parts and components moulding specifically.
Technical background
Hydraulic press is the common equipment of the various parts moulding of auto parts and components and equipment thereof.The frame of conventional hydraulic machine adopts three beams, four posts or vertical pretension frame structure, is a CN97232565.4 liquid (oil) press as China Patent No..It comprises sill (base), entablature (footstock), column, and oil cylinder is housed on footstock, and rail bracket is housed between footstock and base from top to bottom, bearing support, reciprocating oil cylinder, middle cross beam (intermediate slider), pressure piston etc.The upper and lower beam of these hydraulic presses is Welding Structure or cast structure, and hydraulic cylinder is connected the cylinder head of hydraulic cylinder by flange on entablature with entablature.At present, the frame manufacturing processing technic of existing hydraulic press is comparatively complicated, Installation and Debugging difficulty relatively, conducts oneself with dignity heavier thereby its manufacturing cost is higher; And the transition region at flange and cylinder barrel easily cracks, and causes hydraulic cylinder to lose efficacy.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that above hydraulic press prior art exists, provide a kind of compact conformation, stressed rationally, intensity is high, rigidity is big, in light weight, manufacturing processing technic is simple, Installation and Debugging are convenient, long service life, and equipment precision, the measured lateral prefastened plate frame type hydraulic machine of forged article matter.
The technical solution of the utility model is achieved in that lateral prefastened plate frame type hydraulic machine comprises the working solution cylinder pressure of installing on frame, the frame, slide block, the workbench that is installed in the frame lower inside and the backhaul hydraulic cylinder that cylinder plunger connects; Be characterized in described frame by several independently sheet frame combine by the horizontal pretension of pre-tightening apparatus, make sheet frame constitute a frame with hydraulic press of bearing capacity, strength and stiffness.
Above-mentioned working solution cylinder pressure is fixed on the sheet frame internal upper part by suspension apparatus, and cylinder bottom contacts and bear service load with frame; The backhaul hydraulic cylinder is suspended in upper rack and is connected slide block by pull bar, and the working solution cylinder pressure drives slide block with the backhaul hydraulic cylinder and moves up and down.
The excessive shape line that the inboard transition curve of each sheet frame of above-mentioned hydraulic press is made up of oblique line and recessed circular arc.
The lateral prefastened plate frame type hydraulic machine that the utility model provides is compared with existing machine technology, and outstanding substantive technical characterstic and significant technological progress are:
1, hydraulic press frame adopts the plate and frame structure, is different from traditional casting, welded structure, has advantages such as manufacturing processing technic is simple, low cost of manufacture.
2, pass through the horizontal pretension of pre-tightening apparatus between the sheet frame, make several sheet frames constitute one and have certain bearing capacity, can satisfy the strength and stiffness requirement of hydraulic press frame fully.
3, hydraulic press adopts the working hydraulic pressure cylinder bottom directly to bear service load, be that the working solution cylinder pressure is fixed on the frame internal upper part by suspension apparatus, the working solution cylinder pressure is connected by flange and compares in this connected mode and the prior art, the strength and stiffness of working solution cylinder pressure have been improved, in other words, compare with the conventional hydraulic machine of onesize service load, reduced hydraulic cylinder weight, also reduced manufacturing cost simultaneously.
4, the inboard transition curve of sheet frame is not a simple right angle circular arc, but the excessive shape line of being made up of oblique line and recessed circular arc, and this excessive shape line produces by optimal design, and it is concentrated that it can reduce the stress of frame to greatest extent.
5, equipment precision height, convenient, the long service life of in light weight, Installation and Debugging, the forged article quality is good.
Description of drawings
Fig. 1 is the lateral prefastened plate frame type hydraulic machine structural front view;
Fig. 2 is the lateral prefastened plate frame type hydraulic machine structural front view;
Fig. 3 is the plate frame structure schematic diagram;
Fig. 4 is a sheet frame internal upper part transition arc partial enlarged drawing;
Fig. 5 is a bottom transition arc partial enlarged drawing in the sheet frame.
Sequence number is represented among the figure: horizontal pre-tightening apparatus 1, sheet frame 2, working solution cylinder pressure 3, slide block 4, workbench 5, backhaul hydraulic cylinder 6, suspension apparatus 7, base 8, pull bar 9.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Illustrated in figures 1 and 2, lateral prefastened plate frame type hydraulic machine.It comprises the working solution cylinder pressure of installing on frame, the frame 3, slide block 4, the workbench 5 that is installed in the frame lower inside and the backhaul hydraulic cylinder 6 that cylinder plunger connects.Frame be by several independently sheet frame 2 combine by the horizontal pretension of pre-tightening apparatus.Sheet frame has constituted a frame with hydraulic press of bearing capacity, strength and stiffness.The working solution cylinder pressure is fixed on the frame internal upper part by suspension apparatus 7, and cylinder bottom contacts and bear service load with sheet frame; The backhaul hydraulic cylinder is suspended in upper rack and is connected slide block by pull bar 9, and the working solution cylinder pressure drives slide block with the backhaul hydraulic cylinder and moves up and down.
Laterally pre-tightening apparatus has two kinds, and the hyphen of a kind of just sheet frame and sheet frame is to pre-tightening apparatus 101, by short high-strength bolt, nut, reach the elasticity gasket ring and form.Cushion is contained between sheet frame and the sheet frame, short high-strength bolt laterally runs through the sheet frame of forebay by the hole of sheet frame, or laterally run through the sheet frame of afer bay by the hole of sheet frame, and sheet frame and sheet frame are carried out horizontal pretension, just forebay or afer bay are carried out alone horizontal pretension respectively.And another kind is the horizontal pre-tightening apparatus 102 of length of forebay and afer bay, is made up of the strength bolts of growing tall, nut, resilient sleeve and elasticity gasket ring.Resilient sleeve is contained between the frame of front and back, cushion is contained between sheet frame and the sheet frame, the strength bolts of growing tall laterally runs through the sheet frame of using the front and back frame by the hole of sheet frame, not only sheet frame and sheet frame is carried out horizontal pretension, but also the front and back frame that is made of sheet frame is carried out laterally pretension of integral body.
Specific embodiments of the present utility model is the 60MN lateral prefastened plate frame type hydraulic machine.Frame is made up of six sheet frames 2, the front and back frame each three, at first three plate 2 frames are installed on the base 8, by hyphen to pre-tightening apparatus 101 with three sheet frame pretensions; Then other three sheet frames 2 are installed on the base 8, by hyphen to pre-tightening apparatus 101 with other three sheet frame pretensions; At last, by growing horizontal pre-tightening apparatus 102 with six sheet frame 2 pretensions.Laterally the size of pre-tightening apparatus pretightning force is relevant with the hydraulic press rated load.The working solution cylinder pressure is fixed on the sheet frame internal upper part of frame by suspension apparatus 7, cylinder bottom contacts and carries with sheet frame, the working hydraulic pressure cylinder plug is connected with sliding fast 4, and the backhaul hydraulic cylinder is suspended in upper rack and is connected slide block by pull bar 9, and the working solution cylinder pressure drives slide block with the backhaul hydraulic cylinder and moves up and down.Workbench 5 is installed in the sheet frame lower inside.When hydraulic press was worked, six sheet frames 2 bore the longitudinal loading from hydraulic press.
Fig. 3, Fig. 4 and shown in Figure 5, the inboard excessively shape line of each sheet frame all passes through optimal design, and various connecting holes, the installing hole opened on the sheet frame are all wanted reasonable Arrangement, avoid stress to concentrate; The unbalanced transversely deforming that causes stressed between the sheet frame will be controlled by horizontal pre-tightening apparatus fully, and makes and combine closely between the sheet frame and do not open and meet.
The excessive shape line 201 that the inboard transition curve of each sheet frame is made up of oblique line and recessed circular arc.Wherein: H1, L1 constitute sheet frame lower inside oblique line, and H2, R2 constitute the recessed circular arc of sheet frame lower inside; H3, L2 constitute sheet frame inside upper part oblique line, and H4, R5 constitute the recessed circular arc of sheet frame inside upper part; R1, R3, R4, R6 are the transition arcs between inboard oblique line of sheet frame and the recessed circular arc.
The 60MN lateral prefastened plate frame type hydraulic machine is a kind of centre-line load hydraulic press that bears, and has compact conformation, and bearing capacity is big, the light and precision advantages of higher of weight of equipment.It is the ideal equipment of aluminium alloy wheel hub of vehicle moulding.Also can make other industry uses.
Claims (4)
1, lateral prefastened plate frame type hydraulic machine comprises the working solution cylinder pressure of installing on frame, the frame, slide block, the workbench that is installed in the frame lower inside and the backhaul hydraulic cylinder that cylinder plunger connects; It is characterized in that: described frame by several independently sheet frame combine by the horizontal pretension of pre-tightening apparatus.
2, lateral prefastened plate frame type hydraulic machine according to claim 1 is characterized in that: described horizontal pre-tightening apparatus has two kinds, and the hyphen of a kind of just sheet frame and sheet frame is to pre-tightening apparatus, by short high-strength bolt, nut, reach the elasticity gasket ring and form; Cushion is contained between sheet frame and the sheet frame, short high-strength bolt laterally runs through the sheet frame of forebay by the hole of sheet frame, or laterally run through the sheet frame of afer bay by the hole of sheet frame, and sheet frame and sheet frame are carried out horizontal pretension, just forebay or afer bay are carried out alone horizontal pretension respectively; And another kind is the horizontal pre-tightening apparatus of length of forebay and afer bay, is made up of the strength bolts of growing tall, nut, resilient sleeve and elasticity gasket ring; Resilient sleeve is contained between the frame of front and back, cushion is contained between sheet frame and the sheet frame, the strength bolts of growing tall laterally runs through the sheet frame of using the front and back frame by the hole of sheet frame, not only sheet frame and sheet frame is carried out horizontal pretension, but also the front and back frame that is made of sheet frame is carried out laterally pretension of integral body.
3, lateral prefastened plate frame type hydraulic machine according to claim 1 is characterized in that: described working solution cylinder pressure is fixed on the frame internal upper part by suspension apparatus, and cylinder bottom contacts and bear service load with frame; The backhaul hydraulic cylinder is suspended in upper rack and is connected slide block by pull bar.
4, lateral prefastened plate frame type hydraulic machine according to claim 1 is characterized in that: the excessive shape line that the inboard transition curve of each sheet frame of described hydraulic press is made up of oblique line and recessed circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520104776 CN2860668Y (en) | 2005-11-29 | 2005-11-29 | Lateral prefastened plate frame type hydraulic machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520104776 CN2860668Y (en) | 2005-11-29 | 2005-11-29 | Lateral prefastened plate frame type hydraulic machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2860668Y true CN2860668Y (en) | 2007-01-24 |
Family
ID=37658296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520104776 Expired - Fee Related CN2860668Y (en) | 2005-11-29 | 2005-11-29 | Lateral prefastened plate frame type hydraulic machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2860668Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691868A (en) * | 2013-12-10 | 2014-04-02 | 沈阳朝重工程设计有限公司 | Free forging oil press rack |
| CN112275990A (en) * | 2020-11-12 | 2021-01-29 | 燕山大学 | Pretightening force parameter optimization method for frame of plate-frame type hydraulic machine and frame device |
-
2005
- 2005-11-29 CN CN 200520104776 patent/CN2860668Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691868A (en) * | 2013-12-10 | 2014-04-02 | 沈阳朝重工程设计有限公司 | Free forging oil press rack |
| CN112275990A (en) * | 2020-11-12 | 2021-01-29 | 燕山大学 | Pretightening force parameter optimization method for frame of plate-frame type hydraulic machine and frame device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TAIYUAN HEAVY INDUSTRY CO. Free format text: FORMER OWNER: TAIYUAN HEAVY MACHINERY GROUP CO., LTD. Effective date: 20080606 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080606 Address after: Taiyuan hi tech Industrial Development Zone (No. 53 Jade River Street, Wan Berlin District, Shanxi province), postcode: 030024 Patentee after: Taiyuan Heavy Industry Co., Ltd. Address before: 53, Jade River Street, Wan Berlin District, Shanxi, Taiyuan Province, 030024 Patentee before: Taiyuan Heavy Machinery Group Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070124 Termination date: 20131129 |