CN109500337A - A kind of servo-pressing machine main drive gear of lead screw ellipse gauge mechanism - Google Patents
A kind of servo-pressing machine main drive gear of lead screw ellipse gauge mechanism Download PDFInfo
- Publication number
- CN109500337A CN109500337A CN201811566506.3A CN201811566506A CN109500337A CN 109500337 A CN109500337 A CN 109500337A CN 201811566506 A CN201811566506 A CN 201811566506A CN 109500337 A CN109500337 A CN 109500337A
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- China
- Prior art keywords
- screw
- connecting rod
- lead screw
- fuselage
- pin shaft
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/18—Drives for forging presses operated by making use of gearing mechanisms, e.g. levers, spindles, crankshafts, eccentrics, toggle-levers, rack bars
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses a kind of servo-pressing machine main drive gears of lead screw ellipse gauge mechanism, including fuselage, sliding block, slide block guide rail, servo motor, lead screw, screw, screw pin shaft, long connecting rod and short connecting rod, the slide block guide rail to be mounted on fuselage；The sliding block is hinged on fuselage middle position, and sliding block can be slided up and down along slide block guide rail；The lead screw is mounted on fuselage crossbeam middle position；The screw is inlaid in screw pin shaft and is mounted on lead screw；The servo motor is fixed on fuselage, and driving lead screw is rotated along its axis；Hole on the crossbeam of described short connecting rod one end and fuselage is hinged, and the middle part of the other end and long connecting rod is hinged；One end of the long connecting rod and sliding block are hinged, and the other end and screw pin shaft are hinged；The long connecting rod and short connecting rod form oval gauge mechanism.There is no any gear and eccentric structure in transmission mechanism of the present invention, rotary inertia is smaller；Reduce press machine height and main screw lift.
Description
Technical field
The present invention relates to a kind of servo-pressing machines to live transmission mechanism, belongs to mechanical engineering technical field.
Background technique
Press machine is essential equipment in forging industry, is widely used in automobile, electronics, furniture appliance and hardware etc.
In manufacturing industry industry.Conventional press is mainly hydraulic press and mechanical press, since the production efficiency of conventional hydraulic machine is lower,
And the craft flexibility of tradition machinery press machine is poor；Therefore, conventional press is just gradually higher by production efficiency and craft flexibility
Servounit press machine replaced.Currently, the main drive gear of servounit press machine mainly has crank link mechanism, crank
Elbow-bar mechanism and lead screw elbow-bar mechanism.Although servounit press machine has high production efficiency and craft flexibility compared with conventional press
High advantage, but its main drive gear also still remains following disadvantage: 1) main drive gear need use larger-size tooth
Wheel and eccentric structure, this causes the rotary inertia of entire transmission mechanism larger；2) main drive gear needs larger-size fuselage
Structure is supported, this causes the airframe structure of press machine higher, heavier.
Summary of the invention
The technical problem to be solved by the present invention is in view of the defects existing in the prior art, provide, one kind is compact-sized to be watched
Take press machine main drive gear.
In order to solve this technical problem, the present invention provides a kind of servo-pressing machine main transmission machines of lead screw ellipse gauge mechanism
Structure, including fuselage, sliding block, slide block guide rail, servo motor, lead screw, screw, screw pin shaft, long connecting rod and short connecting rod, the sliding block
Guide rail is fixedly mounted on fuselage, and the guide surface of slide block guide rail is vertical with the table plane of fuselage；Plane on the sliding block
Both ends are equipped with hinged seat, are mounted on the middle position of fuselage, and the guide surface on sliding block be bonded with the guide surface on slide block guide rail, cunning
Block can be slided up and down along slide block guide rail；The lead screw is mounted on the middle position of the crossbeam of fuselage, the axis and machine of lead screw
The front-rear direction of body is vertical, and parallel with the workbench of fuselage；The screw is inlaid in screw pin shaft and is mounted on lead screw
On, screw and lead screw constitute screw thread vice mechanism；The servo motor is fixed on fuselage, and rotor is connect, simultaneously with lead screw shaft end
Lead screw is driven to rotate along its axis；The both ends of the short connecting rod are equipped with hinge hole, and the hole on the crossbeam of one end and fuselage passes through
Fixed pin shaft is hinged, and the other end is hinged by the middle part hinge hole of joint pin shaft and long connecting rod；The both ends of the long connecting rod and in
Portion is equipped with hinge hole, and one end is hinged by sliding block pin shaft and hinged seat and sliding block, and the other end and screw pin shaft are hinged, screw pin
Axis is mounted on lead screw with screw；The long connecting rod and short connecting rod form oval gauge mechanism, and servo motor drives lead screw rotation, silk
The screw thread vice mechanism that thick stick and screw are constituted pushes the axis direction movement of the upper end edge lead screw of long connecting rod by screw pin shaft, thus
The sliding block of driving pressure machine moves up and down to realize the function of the punching press of press machine.
Three hinge hole its adjacent holes are away from equal on the long connecting rod；The pitch-row and length of two hinge holes on the short connecting rod
The adjacent holes of connecting rod are away from equal.
The screw pin shaft is cylindrical pin, is equipped with axis hole in the radial direction on cylindrical surface, screw is mounted on the axis hole
It is interior.
The utility model has the advantages that compared with prior art, the present invention there is no any gear and eccentric structure, only silk in transmission mechanism
The lesser components of the quality such as thick stick and connecting rod, therefore the rotary inertia of a whole set of transmission mechanism is smaller；Simultaneously because and the set is driven
Mechanism does not need biggish airframe structure to be supported, to reduce the height of press frame and the weight of complete machine, solves
It has determined the problems of in the prior art.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is partial structural diagram of the invention；
Fig. 3 is lead screw of the present invention and length/short connecting rod scheme of installation；
Fig. 4 is the structural schematic diagram of long connecting rod of the present invention；
Fig. 5 is schematic diagram when present invention slider is in upper dead center position；
Fig. 6 is schematic diagram when present invention slider is in lower dead point position.
In figure: 1 fuselage, 2 sliding blocks, 3 slide block guide rails, 4 servo motors, 5 lead screws, 6 screws, 7 screw pin shafts, 8 long connecting rods, 9
Joint pin shaft, 10 sliding block pin shafts, 11 short connecting rods, 12 fixed pin shafts.
Specific embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
Fig. 1 show structural schematic diagram of the invention.
Fig. 2 show partial structural diagram of the invention.
The present invention provides a kind of servo-pressing machine main drive gear of lead screw ellipse gauge mechanism, including fuselage 1, sliding block 2,
Slide block guide rail 3, servo motor 4, lead screw 5, screw 6, screw pin shaft 7, long connecting rod 8 and short connecting rod 11.
The slide block guide rail 3 is fixedly mounted on the fuselage 1, and the table plane of the guide surface of slide block guide rail 3 and fuselage 1
Vertically.
Plane both ends are equipped with hinged seat on the sliding block 2, and hinged seat is equipped with pin hole, the axis and fixed pin shaft 12 of pin hole
Axis it is parallel and in same perpendicular.
The sliding block 2 is mounted on the middle position of fuselage 1, the guide surface on sliding block 2 and the guiding face paste on slide block guide rail 3
It closes, sliding block 2 is only slided up and down along slide block guide rail 3 (i.e. perpendicular to the direction of the table plane of fuselage 1).
The lead screw 5 is mounted on the middle position of the crossbeam of fuselage 1, and the axis of lead screw 5 and the front-rear direction of fuselage 1 hang down
Directly, and parallel with the workbench of fuselage 1, after installation, lead screw 5 can only be rotated along its axis.
The screw 6 is inlaid in screw pin shaft 7 and is mounted on lead screw 5, and screw 6 and lead screw 5 constitute screw thread slave
Structure.
The screw pin shaft 7 be cylindrical pin, cylindrical surface in the radial direction be equipped with axis hole, 7 axis of screw pin shaft and
Axis hole axis co-planar is simultaneously vertical, and screw 6 is mounted in the axis hole.
The servo motor 4 is fixed on the fuselage 1, and rotor is connect with 5 shaft end of lead screw, the rotor of the servo motor 4
Axis and lead screw 5 axis coincide and drive lead screw 5 along its axis rotate.
Fig. 3 show lead screw of the present invention and length/short connecting rod scheme of installation.
The both ends of the short connecting rod 11 are equipped with hinge hole, and one end and fixed pin shaft 12 are hinged, and the other end passes through articulating pin
Axis 9 and the middle part hinge hole of long connecting rod 8 are hinged.
The fixed pin shaft 12 is arranged in the hole on the crossbeam of fuselage 1, and axis is vertical with the axis of lead screw 5 and total
Face.
Hinge hole there are two setting on the short connecting rod 11, the axis of two axis holes is parallel, and pitch-row is adjacent with long connecting rod 8
Pitch-row is equal.
The both ends and middle part of the long connecting rod 8 are equipped with hinge hole (as shown in Figure 4), and one end passes through sliding block pin shaft 10 and hinge
Joint chair and sliding block 2 are hinged, and the other end and screw pin shaft 7 are hinged, and screw pin shaft 7 is mounted on lead screw 5 with screw 6, guarantee lead screw 5
Axis and screw 6 axis and the axis hole on screw pin shaft 7 axis be overlapped.
Hinge hole there are three setting on the long connecting rod 8, the axis in three holes is parallel, coplanar, and adjacent holes are away from equal.
Fig. 5 show schematic diagram when present invention slider is in upper dead center position.
Fig. 6 show schematic diagram when present invention slider is in lower dead point position.
The long connecting rod 8 and short connecting rod 11 form oval gauge mechanism, when sliding block moves up and down, the upper shaft of long connecting rod 8
The center in hole is only along the axial-movement of lead screw 5；In the case where opposite, when servo motor 4 drives lead screw 5 to rotate, lead screw 5 and silk
The screw thread vice mechanism that mother 6 is constituted pushes the axis direction movement of the upper end edge lead screw 5 of long connecting rod 8 by screw pin shaft 7, to drive
The sliding block 2 of motor press moves up and down to realize the function of the punching press of press machine.
Compared with prior art, the present invention there is no any gear and eccentric structure, only lead screw and connecting rod in transmission mechanism
Etc. the lesser components of quality, therefore the rotary inertia of a whole set of transmission mechanism is smaller；Simultaneously because and the sets of transmission mechanism is not required to
It wants biggish airframe structure to be supported, to reduce the height of press frame and the weight of complete machine, solves existing
The problem of in the presence of technology.
The embodiment above of the present invention, is merely illustrative, be not it is only, it is all within the scope of the present invention or it is equivalent this
Change in the range of invention is surrounded by the present invention.
Claims (3)
1. a kind of servo-pressing machine main drive gear of lead screw ellipse gauge mechanism, it is characterised in that: including fuselage (1), sliding block
(2), slide block guide rail (3), servo motor (4), lead screw (5), screw (6), screw pin shaft (7), long connecting rod (8) and short connecting rod
(11), the slide block guide rail (3) is fixedly mounted on fuselage (1), and the work of the guide surface of slide block guide rail (3) and fuselage (1)
Platform plane is vertical；Plane both ends are equipped with hinged seat, are mounted on the middle position of fuselage (1) on the sliding block (2), on sliding block (2)
Guide surface be bonded with the guide surface on slide block guide rail (3), sliding block (2) can be slided up and down along slide block guide rail (3)；The lead screw
(5) it is mounted on the middle position of the crossbeam of fuselage (1), the axis of lead screw (5) and the front-rear direction of fuselage (1) are vertical, and and machine
The workbench of body (1) is parallel；The screw (6) is inlaid in screw pin shaft (7), is mounted on lead screw (5), screw (6) and silk
Thick stick (5) constitutes screw thread vice mechanism；The servo motor (4) is fixed on fuselage (1), and rotor is connect, simultaneously with lead screw (5) shaft end
Lead screw (5) are driven to rotate along its axis；The both ends of the short connecting rod (11) are equipped with hinge hole, the crossbeam of one end and fuselage (1)
On hole by fixed pin shaft (12) hingedly, the other end by joint pin shaft (9) and the middle part hinge hole of long connecting rod (8) it is hinged；
The both ends and middle part of the long connecting rod (8) are equipped with hinge hole, and one end is cut with scissors by sliding block pin shaft (10) and hinged seat and sliding block (2)
It connects, hingedly, screw pin shaft (7) is mounted on lead screw (5) with screw (6) for the other end and screw pin shaft (7)；The long connecting rod (8)
Oval gauge mechanism is formed with short connecting rod (11), servo motor (4) drives lead screw (5) rotation, what lead screw (5) and screw (6) were constituted
Screw thread vice mechanism pushes the axis direction movement of the upper end edge lead screw (5) of long connecting rod (8) by screw pin shaft (7), to drive
The sliding block (2) of press machine moves up and down to realize the function of the punching press of press machine.
2. the servo-pressing machine main drive gear of lead screw ellipse gauge mechanism according to claim 1, it is characterised in that: described
Its adjacent holes of upper three hinge holes of long connecting rod (8) are away from equal；The pitch-row and long connecting rod of upper two hinge holes of short connecting rod (11)
(8) adjacent holes are away from equal.
3. the servo-pressing machine main drive gear of lead screw ellipse gauge mechanism according to claim 1 or 2, it is characterised in that:
The screw pin shaft (7) is cylindrical pin, is equipped with axis hole in the radial direction on cylindrical surface, screw (6) is mounted in the axis hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566506.3A CN109500337B (en) | 2018-12-19 | 2018-12-19 | Servo press main transmission mechanism of lead screw ellipsograph mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566506.3A CN109500337B (en) | 2018-12-19 | 2018-12-19 | Servo press main transmission mechanism of lead screw ellipsograph mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109500337A true CN109500337A (en) | 2019-03-22 |
| CN109500337B CN109500337B (en) | 2023-09-05 |
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ID=65754002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811566506.3A Active CN109500337B (en) | 2018-12-19 | 2018-12-19 | Servo press main transmission mechanism of lead screw ellipsograph mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN109500337B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1274930A (en) * | 1968-12-02 | 1972-05-17 | Sack Gmbh Maschf | Improvements in forging machines |
| GB1399327A (en) * | 1972-06-08 | 1975-07-02 | Osterwalder Ag | Presses |
| CN101301673A (en) * | 2008-06-05 | 2008-11-12 | 西安交通大学 | Mechanism from changing crank block into bar linkage without clutch and brake |
| CN101480692A (en) * | 2009-01-16 | 2009-07-15 | 南京理工大学 | servo- pressing machine |
| CN102172759A (en) * | 2010-01-07 | 2011-09-07 | 上海交通大学 | Mechanical multi-link servo press driven by six parallelly-connected motors |
| CN209303626U (en) * | 2018-12-19 | 2019-08-27 | 济南二机床集团有限公司 | A kind of servo-pressing machine main drive gear of lead screw ellipse gauge mechanism |
-
2018
- 2018-12-19 CN CN201811566506.3A patent/CN109500337B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1274930A (en) * | 1968-12-02 | 1972-05-17 | Sack Gmbh Maschf | Improvements in forging machines |
| GB1399327A (en) * | 1972-06-08 | 1975-07-02 | Osterwalder Ag | Presses |
| CN101301673A (en) * | 2008-06-05 | 2008-11-12 | 西安交通大学 | Mechanism from changing crank block into bar linkage without clutch and brake |
| CN101480692A (en) * | 2009-01-16 | 2009-07-15 | 南京理工大学 | servo- pressing machine |
| CN102172759A (en) * | 2010-01-07 | 2011-09-07 | 上海交通大学 | Mechanical multi-link servo press driven by six parallelly-connected motors |
| CN209303626U (en) * | 2018-12-19 | 2019-08-27 | 济南二机床集团有限公司 | A kind of servo-pressing machine main drive gear of lead screw ellipse gauge mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109500337B (en) | 2023-09-05 |
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