CN112139331A - Servo electronic jar of flywheel punching press - Google Patents
Servo electronic jar of flywheel punching press Download PDFInfo
- Publication number
- CN112139331A CN112139331A CN201910566411.XA CN201910566411A CN112139331A CN 112139331 A CN112139331 A CN 112139331A CN 201910566411 A CN201910566411 A CN 201910566411A CN 112139331 A CN112139331 A CN 112139331A
- Authority
- CN
- China
- Prior art keywords
- flywheel
- servo
- bearing
- servo motor
- cylinder body
- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/02—Additional mass for increasing inertia, e.g. flywheels
- H02K7/025—Additional mass for increasing inertia, e.g. flywheels for power storage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
Abstract
The invention discloses a flywheel stamping servo electric cylinder, and belongs to the technical field of servo electric cylinders. The servo motor is connected with the driving cylinder through the servo connecting device, and the servo connecting device comprises a connecting base, a protective cover, a driving wheel, a synchronizing wheel, a driving belt, a flywheel and a second bearing. The small-power servo motor can be used for driving the screw rod and the flywheel to rotate, the flywheel can store energy along with high-speed rotation of the servo motor, the servo motor is powered off immediately before stamping, the flywheel releases energy instantly after stamping, and the flywheel replaces the servo motor to drive the piston rod to stamp a workpiece, so that the problem that the high-power motor is needed to complete stamping action in the traditional stamping electric cylinder is solved, and the purchase cost of the servo motor is saved.
Description
Technical Field
The invention relates to a flywheel stamping servo electric cylinder, and belongs to the technical field of servo electric cylinders.
Background
The servo electric cylinder is an electric cylinder product which combines a servo motor and a screw rod to form an integrated design, and the rotary motion of the servo motor is converted into the linear motion of a piston rod through the screw rod and a nut. The electric cylinder required by the production in the stamping industry is high in speed and large in output force, the electric cylinder can be realized only by using a high-power motor at present, the stamping process in the stamping industry can be completed instantly, and therefore resource waste is caused when the electric cylinder is in an idle stroke, and the cost for purchasing the high-power motor is increased. Therefore, the servo connection device of the flywheel stamping servo electric cylinder is brand-new in design, has a flywheel structure, can be driven by a low-power motor, and is powered off after the flywheel stores energy, so that stamping is completed through inertia of the flywheel.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a servo electronic jar of flywheel punching press, it has solved the electronic jar of present punching press trade and needs the drive of high-power motor, and equipment cost is high problem.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a flywheel stamping servo electric cylinder comprises a driving cylinder, a servo motor and a servo connecting device, wherein the servo motor is connected with the driving cylinder through the servo connecting device, the driving cylinder comprises a driving cylinder body, an end cover, a connecting cylinder body, a lead screw, a first bearing, a driving nut, a piston rod and a slide rail, one end of the driving cylinder body is fixedly provided with a hollow end cover, the other end of the driving cylinder body is fixedly provided with a connecting cylinder body, the lead screw is movably fixed in the connecting cylinder body and the driving cylinder body through the first bearing, the surface of the lead screw is provided with an external thread, the driving nut is sleeved on the external thread of the lead screw and is fixed with the piston rod sleeved in the driving cylinder body, the outer end part of the piston rod extends out of a hollow hole of the end cover, the inner wall of the driving cylinder body is provided with the slide rail along the axis direction, protection casing, drive wheel, synchronizing wheel, drive belt, flywheel, second bearing, connection base and protection casing sealed fixed, both constitute sealed cavity, in the sealed cavity was put into to drive wheel, synchronizing wheel, drive belt, flywheel, servo motor sealed fixation was on connection base, servo motor's pivot is fixed with the drive wheel in the sealed cavity, the driving cylinder is sealed fixed with connection base through connecting the cylinder body, the lead screw in the driving cylinder passes through second bearing movable fixation on connection base, the lead screw is parallel with servo motor's pivot, the synchronizing wheel in lead screw tip and the sealed cavity, the flywheel is fixed, the drive wheel passes through the drive belt and is connected the drive with the synchronizing wheel.
As a preferable example, a sealing ring is arranged between the screw rod and the connecting cylinder body, and the sealing ring is positioned between the first bearing and the second bearing on the screw rod.
In a preferred embodiment, a rubber sealing ring is arranged in the hollow hole of the end cover, and the piston rod is sealed with the end cover through the rubber sealing ring.
As a preferable example, a bearing sleeve is arranged between the screw rod and the first bearing, the bearing sleeve is fixed on the screw rod, and the first bearing is sleeved on the bearing sleeve.
The invention has the beneficial effects that: the small-power servo motor can be used for driving the screw rod and the flywheel to rotate, the flywheel can store energy along with the high-speed rotation of the servo motor, the servo motor is powered off immediately before stamping, the flywheel releases energy instantly after stamping, and the flywheel replaces the servo motor to drive the piston rod to stamp a workpiece, so that the problem that the conventional stamping electric cylinder needs to use a high-power motor to complete stamping action is solved, and the purchase cost of the servo motor is saved; the piston rod is driven by the energy stored in the flywheel, and the servo motor is powered off immediately before stamping, so that the servo motor can be prevented from being damaged at the moment of stamping, and the service life is prolonged; this structure lies in with present flywheel stamping equipment's difference, through servo motor, flywheel, the cooperation of actuating cylinder three, has both kept the superstrong impact force that the flywheel has, and through the size that servo motor can the accurate control impact force again, according to the different requirements of different stamping workpiece to impact force, servo motor accuracy accelerates the flywheel to suitable speed to the energy can be saved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: the device comprises a servo motor 1, a driving cylinder body 2, an end cover 3, a connecting cylinder body 4, a screw rod 5, a first bearing 6, a driving nut 7, a piston rod 8, a sliding rail 9, a sliding groove 10, a connecting base 11, a protective cover 12, a driving wheel 13, a synchronizing wheel 14, a driving belt 15, a flywheel 16, a second bearing 17, a sealing ring 18 and a bearing sleeve 19.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purpose and the efficacy of the invention easy to understand, the invention is further described with reference to the specific drawings.
As shown in figure 1, a flywheel stamping servo electric cylinder comprises a driving cylinder, a servo motor 1 and a servo connecting device, wherein the servo motor 1 is connected with the driving cylinder through the servo connecting device, the driving cylinder comprises a driving cylinder body 2, an end cover 3, a connecting cylinder body 4, a screw rod 5, a first bearing 6, a driving nut 7, a piston rod 8 and a slide rail 9, one end of the driving cylinder body 2 is fixed with a hollow end cover 3, the other end of the driving cylinder body is fixed with the connecting cylinder body 4, the screw rod 5 is movably fixed in the connecting cylinder body 4 and the driving cylinder body 2 through the first bearing 6, the surface of the screw rod 5 is provided with an external thread, the driving nut 7 is sleeved on the external thread of the screw rod 5, the driving nut 7 is fixed with the piston rod 8 sleeved in the driving cylinder body 2, the outer end part of the piston rod 8 extends out of a hollow hole of the end cover 3, the inner wall of, the driving nut 7 linearly moves along the slide rail 9 through the slide groove 10, the servo connecting device comprises a connecting base 11, a protective cover 12, a driving wheel 13, a synchronizing wheel 14, a transmission belt 15 and a flywheel 16, the second bearing 17, the connection base 11 and the protective cover 12 are fixed in a sealing mode, a sealing cavity is formed by the connection base 11 and the protective cover 12, a driving wheel 13, a synchronizing wheel 14, a transmission belt 15 and a flywheel 16 are placed in the sealing cavity, the servo motor 1 is fixed on the connection base 11 in a sealing mode, a rotating shaft of the servo motor 1 is fixed with the driving wheel 13 in the sealing cavity, a driving cylinder is fixed with the connection base 11 in a sealing mode through a connection cylinder body 4, a screw rod 5 in the driving cylinder is movably fixed on the connection base 11 through the second bearing 17, the screw rod 5 is parallel to the rotating shaft of the servo motor 1, the end portion of the screw rod 5 is fixed with the synchronizing wheel 14 and the flywheel 16 in the sealing.
A sealing ring 18 is arranged between the screw rod 5 and the connecting cylinder 4, and the sealing ring 18 is positioned between the first bearing 6 and the second bearing 17 on the screw rod 5.
A rubber sealing ring (not shown in the figure) is arranged in a hollow hole of the end cover 3, and the piston rod 8 is sealed with the end cover 3 through the rubber sealing ring.
A bearing sleeve 19 is arranged between the screw rod 5 and the first bearing 6, the bearing sleeve 19 is fixed on the screw rod 5, and the first bearing 6 is sleeved on the bearing sleeve 19.
The working principle is as follows: the lead screw 5 and the flywheel 16 are driven to rotate by the low-power servo motor 1, the lead screw 5 drives the driving nut 7 and the piston rod 8 to move forwards along the slide rail 9 through external threads, the flywheel 16 can store energy along with the high-speed rotation of the servo motor 1, the servo motor 1 is powered off immediately before stamping, the flywheel 16 releases energy instantly after stamping, and the flywheel 16 replaces the servo motor 1 to drive the piston rod 8 to stamp a workpiece, so that the problem that the conventional stamping electric cylinder needs a high-power motor to complete stamping action is solved, and the purchase cost of the servo motor 1 is saved; the piston rod 8 is driven by the energy stored in the flywheel 16, and the servo motor 1 is powered off immediately before stamping, so that the servo motor 1 can be prevented from being damaged in the stamping moment, and the service life is prolonged.
This structure lies in with present flywheel stamping equipment's difference, through servo motor 1, flywheel 16, the cooperation of actuating cylinder three, has both kept the superstrong impact force that flywheel 16 has, and through the size of servo motor 1 can accurate control impact force again, according to the different requirements of different stamping workpiece to impact force, servo motor 1 accuracy is with high speed suitable speed with flywheel 16 to the energy can be saved.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A flywheel stamping servo electric cylinder comprises a driving cylinder, a servo motor and a servo connecting device, wherein the servo motor is connected with the driving cylinder through the servo connecting device, the driving cylinder comprises a driving cylinder body, an end cover, a connecting cylinder body, a lead screw, a first bearing, a driving nut, a piston rod and a slide rail, one end of the driving cylinder body is fixedly provided with a hollow end cover, the other end of the driving cylinder body is fixedly provided with the connecting cylinder body, the lead screw is movably fixed in the connecting cylinder body and the driving cylinder body through the first bearing, the surface of the lead screw is provided with external threads, the driving nut is sleeved on the external threads of the lead screw, the driving nut is fixed with the piston rod sleeved in the driving cylinder body, the outer end part of the piston rod extends out of a hollow hole of the end cover, the inner wall of the driving cylinder body is provided with the slide, servo connecting device includes connection base, protection casing, drive wheel, synchronizing wheel, drive belt, flywheel, second bearing, connection base and protection casing sealing fixation, both constitute sealed cavity, in the sealed cavity was put into to drive wheel, synchronizing wheel, drive belt, flywheel, servo motor sealing fixation was on connection base, servo motor's pivot was fixed with the drive wheel in the sealed cavity, the driving cylinder was sealed fixed with connection base through connecting the cylinder body, the lead screw in the driving cylinder passes through second bearing movable fixation on connection base, the lead screw is parallel with servo motor's pivot, the synchronizing wheel in lead screw tip and the sealed cavity, the flywheel is fixed, the drive wheel passes through the drive belt and is connected the drive with the synchronizing wheel.
2. The flywheel stamped servo electric cylinder as set forth in claim 1, wherein a seal ring is disposed between the lead screw and the connecting cylinder body, the seal ring being disposed between the first bearing and the second bearing on the lead screw.
3. The flywheel stamped servo electric cylinder as claimed in claim 1, wherein a rubber seal is disposed in the hollow hole of the end cap, and the piston rod is sealed with the end cap by the rubber seal.
4. The flywheel stamping servo electric cylinder as recited in claim 1, wherein a bearing sleeve is disposed between the lead screw and the first bearing, the bearing sleeve is fixed on the lead screw, and the first bearing is sleeved on the bearing sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910566411.XA CN112139331A (en) | 2019-06-27 | 2019-06-27 | Servo electronic jar of flywheel punching press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910566411.XA CN112139331A (en) | 2019-06-27 | 2019-06-27 | Servo electronic jar of flywheel punching press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112139331A true CN112139331A (en) | 2020-12-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910566411.XA Pending CN112139331A (en) | 2019-06-27 | 2019-06-27 | Servo electronic jar of flywheel punching press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112139331A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022183973A1 (en) * | 2021-03-05 | 2022-09-09 | 中国科学院宁波材料技术与工程研究所 | Electric push rod |
-
2019
- 2019-06-27 CN CN201910566411.XA patent/CN112139331A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022183973A1 (en) * | 2021-03-05 | 2022-09-09 | 中国科学院宁波材料技术与工程研究所 | Electric push rod |
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