CN102145546B - Direct drive screw press - Google Patents
Direct drive screw press Download PDFInfo
- Publication number
- CN102145546B CN102145546B CN2011101071369A CN201110107136A CN102145546B CN 102145546 B CN102145546 B CN 102145546B CN 2011101071369 A CN2011101071369 A CN 2011101071369A CN 201110107136 A CN201110107136 A CN 201110107136A CN 102145546 B CN102145546 B CN 102145546B
- Authority
- CN
- China
- Prior art keywords
- screw rod
- inner sleeve
- overcoat
- screw
- motor
- Prior art date
- 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.)
- Expired - Fee Related
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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
- B30B1/18—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 screw means
- B30B1/181—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 screw means the screw being directly driven by an electric motor
Abstract
The invention provides a direct drive screw press which comprises an upper cross beam, a lower cross beam, a nut, a brake, a screw, a sliding block, a transmission mechanism, a motor and an upright column vertically connected between the upper cross beam and the lower cross beam, wherein the nut is fixed on the upper cross beam and is threadedly connected with the screw; the bottom of the screw is provided with the sliding block; and the motor is connected with the screw through the transmission mechanism. The direct drive screw press is characterized in that a support mechanism is additionally arranged on the upper cross beam; the transmission mechanism comprises an inner sleeve and an outer sleeve which are connected with a spline, wherein the outer wall of the inner sleeve and the inner wall of the outer sleeve are respectively provided with convex straight teeth with identical shape and quantity; the inner sleeve is arranged at the upper end of the screw through keys; the motor is arranged above the screw; an output shaft of the motor adopts a hollow shaft; the lower end of the output shaft is in clearance sheathing with the inner sleeve, and the bottom of the output shaft is fixedly connected with the outer sleeve; and the lower end of the outer sleeve is arranged on the support mechanism through a bearing. In the invention, the line contact of the inner sleeve and the outer sleeve in the transmission mechanism is realized through the convex straight teeth, therefore, the frictional force is small, and the service life of equipment is prolonged.
Description
Technical field
The invention provides a kind of direct drive screw press, belong to the mechanical industry equipment technical field.
Background technology
Patent 200620081609.7 has been invented digital-controlled slider, illustrated that wherein the motion of slide block can be implemented the slide block numerical control by spline drived by motor, but existing spline is large because of contact area, and frictional force is large, causes equipment energy consumption large.
Summary of the invention
The purpose of this invention is to provide a kind ofly can overcome defects, friction is little, energy consumption is little, equipment life is long direct drive screw press.Its technical scheme is:
a kind of direct drive screw press, comprise entablature, sill, nut, brake, screw rod, slide block, transmission mechanism, motor and be vertically connected at entablature and sill between column, wherein nut is fixed on entablature and with screw flight and is connected, the bottom of screw rod is provided with slide block, motor is by the transmission mechanism connecting screw rod, it is characterized in that: extension supporting mechanism on entablature, transmission mechanism comprises inner sleeve and the overcoat of spline joint, the outer wall of inner sleeve wherein, all be evenly equipped with the identical evagination straight-tooth of shape and quantity on the inwall of overcoat, inner sleeve is arranged on the upper end of screw rod through key, motor is arranged on the top of screw rod through support, the output shaft of motor adopts hollow shaft, in being sleeved on, the lower splaying of output shaft puts, and the bottom is fixedly connected with overcoat, the lower end of overcoat is arranged on supporting mechanism through bearing.
Described direct drive screw press, brake is rack-mount, brake hold piece tightly around on the coat.
Described direct drive screw press, the top of inner sleeve and screw rod is provided with pressing plate, and pressing plate is fixedly connected with screw rod.
Described direct drive screw press, supporting mechanism comprises connecting plate, base and cover plate, wherein the connecting plate gap is sleeved on screw rod and through clamp nut and is fixedly mounted on entablature, the base gap is sleeved on screw rod and is fixedly mounted on connecting plate, base and the screw coaxial heart, the lower end of overcoat is arranged on base through bearing, and the top of base is fixed with cover plate, and bearing is encapsulated in the cavity of cover plate, base and overcoat formation.
Its operation principle is: the output shaft of motor drives the overcoat that is supported on supporting mechanism and rotates, the jacket and inner sleeve spline joint, inner sleeve is connected through key with screw rod, screw pair transmission by screw rod and nut like this, make the motion of spinning of screw rod and inner sleeve, and then the band movable slider is done the up and down rectilinear motion.
The present invention compared with prior art, its advantage is: the inner sleeve and the overcoat that adopt spline joint due to transmission mechanism, and all be evenly equipped with the identical evagination straight-tooth of shape and quantity on the outer wall of inner sleeve, the inwall of overcoat, so inner sleeve is to have realized that through the evagination straight-tooth both lines contact with overcoat, frictional force is little, reduce frictional dissipation, extended service life of equipment.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is A-A profile embodiment illustrated in fig. 1.
In figure: 1, entablature 2, sill 3, nut 4, brake 5, screw rod 6, slide block 7, motor 8, column 9, inner sleeve 10, overcoat 11, evagination straight-tooth 12, key 13, support 14, output shaft 15, bearing 16, pressing plate 17, connecting plate 18, base 19, cover plate 20, clamp nut
The specific embodiment
The present invention will be further described below in conjunction with accompanying drawing:
In the embodiment shown in Fig. 1-2: column 8 is vertically connected between entablature 1 and sill 2, and nut 3 is fixed on entablature 1 and with screw rod 5 and is threaded, and the bottom of screw rod 5 is provided with slide block 6; Transmission mechanism comprises inner sleeve 9 and the overcoat 10 of spline joint, wherein all be evenly equipped with shape and the identical evagination straight-tooth 11 of quantity on the inwall of the outer wall of inner sleeve 9, overcoat 10, inner sleeve 9 is arranged on the upper end of screw rod 5 through key 12, the top of inner sleeve 9 and screw rod 5 is provided with pressing plate 16, and pressing plate 16 is fixedly connected with screw rod 5; Motor 7 is arranged on the top of screw rod 5 through support 13, the output shaft 14 of motor 7 adopts hollow shaft, and the lower splaying of output shaft 14 is sleeved on inner sleeve 9 and the bottom is fixedly connected with overcoat 10, and the lower end of overcoat 10 is arranged on supporting mechanism through bearing 15; Supporting mechanism comprises connecting plate 17, base 18 and cover plate 19, wherein connecting plate 17 gaps are sleeved on screw rod 5, also are fixedly mounted on entablature 1 through clamp nut 20, base 18 gaps are sleeved on screw rod 5 and are fixedly mounted on connecting plate 17, base 18 and screw rod 5 concentrics, the lower end of overcoat 10 is arranged on base 18 through bearing 15, the top of base 18 is fixed with cover plate 19, and bearing 15 is encapsulated in the cavity of cover plate 19, base 18 and overcoat 10 formations; Brake 4 is arranged on support 13, and the piece of holding tightly of brake 4 is looped around on overcoat 10, during braking, holds piece tightly and just holds overcoat 10 tightly.
Claims (4)
1. direct drive screw press, comprise entablature (1), sill (2), nut (3), brake (4), screw rod (5), slide block (6), transmission mechanism, motor (7) and be vertically connected at entablature (1) and sill (2) between column (8), wherein nut (3) is fixed on entablature (1) upward and is threaded with screw rod (5), the bottom of screw rod (5) is provided with slide block (6), motor (7) is by transmission mechanism connecting screw rod (5), it is characterized in that: in the upper extension supporting of entablature (1) mechanism, transmission mechanism comprises inner sleeve (9) and the overcoat (10) of spline joint, the outer wall of inner sleeve (9) wherein, all be evenly equipped with the identical evagination straight-tooth of shape and quantity (11) on the inwall of overcoat (10), inner sleeve (9) is arranged on the upper end of screw rod (5) through key (12), motor (7) is arranged on the top of screw rod (5) through support (13), the output shaft (14) of motor (7) adopts hollow shaft, the lower splaying of output shaft (14) is sleeved on inner sleeve (9), and the bottom is fixedly connected with overcoat (10), the lower end of overcoat (10) is arranged on supporting mechanism through bearing (15).
2. direct drive screw press as claimed in claim 1, it is characterized in that: brake (4) is arranged on support (13), and the piece of holding tightly of brake (4) is looped around on overcoat (10).
3. direct drive screw press as claimed in claim 1, it is characterized in that: the top of inner sleeve (9) and screw rod (5) is provided with pressing plate (16), and pressing plate (16) is fixedly connected with screw rod (5).
4. direct drive screw press as claimed in claim 1, it is characterized in that: supporting mechanism comprises connecting plate (17), base (18) and cover plate (19), wherein connecting plate (17) gap is sleeved on screw rod (5), and be fixedly mounted on entablature (1) through clamp nut (20), base (18) gap is sleeved on screw rod (5), and be fixedly mounted on connecting plate (17), base (18) and screw rod (5) concentric, the lower end of overcoat (10) is arranged on base (18) through bearing (15), the top of base (18) is fixed with cover plate (19), bearing (15) is encapsulated in cover plate (19), in the cavity that base (18) and overcoat (10) consist of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101071369A CN102145546B (en) | 2011-04-27 | 2011-04-27 | Direct drive screw press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101071369A CN102145546B (en) | 2011-04-27 | 2011-04-27 | Direct drive screw press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102145546A CN102145546A (en) | 2011-08-10 |
| CN102145546B true CN102145546B (en) | 2013-06-12 |
Family
ID=44420127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101071369A Expired - Fee Related CN102145546B (en) | 2011-04-27 | 2011-04-27 | Direct drive screw press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102145546B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673000A (en) * | 2012-06-08 | 2012-09-19 | 镇江市锻压机床厂 | Connecting device for flywheel and screw of screw press |
| CN103434168B (en) * | 2013-08-13 | 2015-05-06 | 山东理工大学 | Direct-drive servo screw press |
| CN103962423B (en) * | 2014-04-09 | 2016-01-20 | 西安交通大学 | A kind of servo direct driving type harmonic drive spiral bender |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3886859A (en) * | 1974-04-26 | 1975-06-03 | Gen Electric | Compactor brake |
| RU2193970C2 (en) * | 2001-02-06 | 2002-12-10 | Московский государственный индустриальный университет | Screw press |
| EP2193912A2 (en) * | 2008-12-02 | 2010-06-09 | Germas AG | Screw press |
| CN202029410U (en) * | 2011-04-27 | 2011-11-09 | 山东理工大学 | Direct drive type screw press |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61255795A (en) * | 1985-05-09 | 1986-11-13 | Sumitomo Heavy Ind Ltd | Driving device for high-speed screw press |
| JPH06170589A (en) * | 1992-07-30 | 1994-06-21 | M Tex Matsumura Kk | Motor-driven press device |
| AT507470B1 (en) * | 2008-10-16 | 2010-08-15 | Trumpf Maschinen Austria Gmbh | DRIVE DEVICE FOR THE PRESSURE BAR OF A BENDING PED |
-
2011
- 2011-04-27 CN CN2011101071369A patent/CN102145546B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3886859A (en) * | 1974-04-26 | 1975-06-03 | Gen Electric | Compactor brake |
| RU2193970C2 (en) * | 2001-02-06 | 2002-12-10 | Московский государственный индустриальный университет | Screw press |
| EP2193912A2 (en) * | 2008-12-02 | 2010-06-09 | Germas AG | Screw press |
| CN202029410U (en) * | 2011-04-27 | 2011-11-09 | 山东理工大学 | Direct drive type screw press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102145546A (en) | 2011-08-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20130612 Termination date: 20140427 |