CN114633504B - Upper pressing mechanism for servo electric powder forming machine - Google Patents
Upper pressing mechanism for servo electric powder forming machine Download PDFInfo
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- CN114633504B CN114633504B CN202210236635.6A CN202210236635A CN114633504B CN 114633504 B CN114633504 B CN 114633504B CN 202210236635 A CN202210236635 A CN 202210236635A CN 114633504 B CN114633504 B CN 114633504B
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- synchronous belt
- belt pulley
- ball screw
- screw pair
- speed reducer
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Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/14—Control arrangements for mechanically-driven presses
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention relates to an upper pressing mechanism for a servo electric powder forming machine. The servo motor is connected with the speed reducer; the first synchronous belt pulley and the second synchronous belt pulley are connected through a synchronous belt and rotate at the same speed, the first synchronous belt pulley is arranged on a shaft head of a speed reducer, a nut and a screw of the ball screw pair are connected through threads, the second synchronous belt pulley is arranged at the upper end of the ball screw pair, the second synchronous belt pulley is connected with the nut of the ball screw pair through a flat key for transmission, the second synchronous belt pulley drives the nut of the ball screw pair to rotate, the screw of the ball screw pair moves up and down along with the rotation angle of the nut in a straight line, and the base plate is arranged at the lower end of the screw of the ball screw pair. The invention reduces the transmission loss of the mechanical part, has higher transmission efficiency and simpler and more compact structure, and improves the production efficiency of products on the premise of ensuring the stability of the machine.
Description
Technical Field
The invention relates to a pressing mechanism of a powder forming machine, in particular to an upper pressing mechanism for a servo electric powder forming machine.
Background
The powder forming machine is used in powder metallurgy and mechanical part production and may be used in the press forming of precise ceramic, metal powder and hard alloy product. The pressing function of the existing mature powder forming machine equipment is mainly mechanical, the power of a motor is transmitted to a main shaft of the machine by means of belt pulley transmission, a crankshaft is driven to move by means of gear transmission, and the eccentric characteristic of the crankshaft is utilized to enable a punch to do vertical linear motion, so that the continuous pressing function is achieved. The transmission parameters of the traditional mechanical structure are fixed, and under the market condition that more and more industries favor powder forming machines at present, one machine type can not meet the production requirements of products with different sizes, shapes and types at the same time. And the pressing speed of the mechanical forming machine is limited by the machining precision of mechanical parts, the equipment assembly precision, the design problem of a mechanical structure and the like, and the production efficiency requirement of customers on the market can not be met. Meanwhile, the mechanical transmission structure is complex, the pressing action needs to be composed of a plurality of high-precision and complex parts such as a belt pulley, a gear and a crankshaft, and larger materials and processing cost are needed, and when the mechanical structure is damaged, equipment maintenance difficulty is high, the cost is high, and the equipment use cost of a customer is increased. Therefore, the traditional mechanical pressing mechanism has the defects of low effective rate, high energy consumption, high noise and the like. In view of these problems, we have devised an upper press mechanism for a servo-electric powder forming machine.
Disclosure of Invention
The invention aims to provide an upper pressing mechanism for a servo electric powder forming machine, which is used for solving the problems in the prior art.
The technical scheme of the invention is as follows: an upper pressing mechanism for a servo electric powder forming machine comprises a power assembly, a transmission assembly, a motion assembly and an adjusting assembly;
the power assembly comprises a servo motor, a speed reducer and a motor bracket, and the servo motor is connected with the speed reducer;
the transmission assembly comprises a first synchronous belt pulley, an end cover, a second synchronous belt pulley and a synchronous belt, wherein the first synchronous belt pulley and the second synchronous belt pulley are connected through the synchronous belt and rotate at the same speed, the first synchronous belt pulley is arranged on a shaft head of the speed reducer, and the end cover is arranged above the shaft head of the speed reducer;
the motion assembly comprises a ball screw pair, an upper box body and a base plate, wherein the ball screw pair comprises a nut and a screw rod, the ball screw pair is fixedly connected to the upper box body, the nut and the screw rod of the ball screw pair are connected through threads, a synchronous belt pulley II is arranged at the upper end of the ball screw pair, the synchronous belt pulley II is in parallel key connection transmission with the nut of the ball screw pair, the synchronous belt pulley II drives the nut of the ball screw pair to rotate, the screw rod of the ball screw pair moves up and down along with the rotation angle of the nut in a straight line, and the base plate is arranged at the lower end of the screw rod of the ball screw pair;
the adjusting assembly comprises an adjusting plate and an adjusting screw, the servo motor and the speed reducer are fixedly connected to the adjusting plate, the adjusting plate is arranged on a motor support, the adjusting screw is connected with the adjusting plate and is arranged on one side of the adjusting plate, a plurality of adjusting nuts are fixedly arranged on the motor support, and the rotating motion of the adjusting screw drives the adjusting plate to do linear motion on the motor support.
Further, the servo motor and the speed reducer are fixedly arranged in an upward shaft head mode.
Further, the first synchronous belt pulley is connected with a shaft head of the speed reducer through a flat key.
Further, the end cover is used for fixing the axial position of the first synchronous pulley.
Further, the backing plate is connected with the guide plate and the bearing plate of the powder forming machine through bolts.
Further, the servo motor is provided with a PLC intelligent controller.
The beneficial effects of the invention are as follows:
(1) The mechanism only adopts the transmission of the synchronous belt and the ball screw pair, reduces the transmission loss of a mechanical part, has higher transmission efficiency, has simpler and more compact structure, can bear higher running speed on the premise of ensuring the stability of the machine, and improves the production efficiency of products;
(2) The mechanism is completely controlled to run by the servo motor, the running of pressing action is more stable and is not easily influenced by factors such as ambient temperature, the servo motor can edit different running programs according to the requirements of customers to realize the action requirements of pressing different products, and the customers can also freely adjust parameters in an operation interface to select proper upper pressing stroke and the like, so that the operation difficulty of the users is reduced;
(3) The first synchronous belt pulley of the mechanism is arranged on the shaft head of the speed reducer, the speed reducer is fixedly connected to the adjusting plate, and the adjusting plate can be moved and adjusted to a certain extent on the motor bracket through the rotation action of the adjusting screw rod so as to ensure the tension of the synchronous belt and the stability of synchronous transmission;
(4) The backing plate installed below the screw rod of the ball screw pair can be matched and connected with different guide plates or bearing plates and the like, and is fixed through bolt connection, so that the operation is simple, and the die carrier is convenient to replace by a customer.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure, 1 is a servo motor, 2 is a speed reducer, 3 is a motor bracket, 4 is an adjusting screw, 5 is an adjusting plate, 6 is a synchronous pulley I, 7 is an end cover, 8 is a synchronous pulley II, 9 is a ball screw pair, 10 is an upper box body, and 11 is a backing plate.
Detailed Description
An upper pressing mechanism for a servo electric powder forming machine comprises a power assembly, a transmission assembly, a motion assembly and an adjusting assembly;
the power assembly comprises a servo motor 1, a speed reducer 2 and a motor bracket 3, wherein the servo motor 1 is connected with the speed reducer 2;
the transmission assembly comprises a first synchronous belt pulley 6, an end cover 7, a second synchronous belt pulley 8 and a synchronous belt, wherein the first synchronous belt pulley 6 and the second synchronous belt pulley 8 are connected through the synchronous belt and rotate at the same speed, the first synchronous belt pulley 6 is arranged on a shaft head of the speed reducer 2, and the end cover 7 is arranged above the shaft head of the speed reducer 2;
the motion assembly comprises a ball screw pair 9, an upper box body 10 and a base plate 11, wherein the ball screw pair 9 comprises a nut and a screw, the ball screw pair 9 is fixedly connected to the upper box body 10, the nut and the screw of the ball screw pair 9 are connected through threads, a synchronous belt pulley II 8 is arranged at the upper end of the ball screw pair 9, the synchronous belt pulley II 8 and the nut of the ball screw pair 9 are connected and transmitted through a flat key, the synchronous belt pulley II drives the nut of the ball screw pair 9 to rotate, the screw of the ball screw pair 9 moves up and down linearly along with the rotation angle of the nut, and the base plate 11 is arranged at the lower end of the screw of the ball screw pair 9;
the adjusting assembly comprises an adjusting plate 5 and an adjusting screw 4, the servo motor 1 and the speed reducer 2 are fixedly connected to the adjusting plate 5, the adjusting plate 5 is arranged on a motor support 3, the adjusting screw 4 is connected with the adjusting plate 5 and is arranged on one side of the adjusting plate 5, a plurality of adjusting nuts are fixedly arranged on the motor support 3, and the adjusting screw 4 is driven to do linear motion on the motor support 3 by rotating.
The servo motor 1 and the speed reducer 2 are fixedly arranged in an upward shaft head mode.
The first synchronous belt pulley 6 is connected with the shaft head of the speed reducer 2 through a flat key.
The end cover 7 is used for fixing the axial position of the synchronous pulley I6.
The backing plate 11 is connected with a guide plate and a bearing plate of the powder forming machine through bolts.
The servo motor 1 is provided with a PLC intelligent controller.
The invention outputs power through the motor 1 and the speed reducer 2, and realizes continuous pressing action in a mode that the screw rod drives the bearing plate to do up-down linear motion under the transmission of the two synchronous pulleys and the ball screw pair 9.
The basic working principle of the invention is as follows: the servo motor 1 is used as a power output source, and correspondingly runs under the control of a PLC servo program, and then the main rotating speed is reduced to a proper interval through the speed reduction function of the speed reducer 2. The first synchronous belt pulley 6 is arranged on the shaft head of the speed reducer 2, the second synchronous belt pulley 8 is driven to rotate through the transmission of the synchronous belt, the second synchronous belt pulley 8 and the nut of the ball screw pair 9 are driven through a flat key, the nut rotates synchronously through the rotation of the second synchronous belt pulley 8, the nut of the ball screw pair 9 is used as a driving body, and the screw rod can be converted into linear motion along with the rotation angle of the nut according to the lead of the corresponding specification. The base plate 11 is fixedly connected with the lower part of the screw rod of the ball screw pair 9, so that the base plate 11 can linearly move up and down along with the screw rod. With the rotation of the servo motor at different speeds and in different directions, the base plate 11 is driven by the screw rod to realize pressing action.
The working process of the invention is as follows: firstly, a servo motor 1 and a speed reducer 2 are fixedly connected to an adjusting plate 5, the adjusting plate 5 is arranged on a motor bracket 3, the servo motor 1 and the speed reducer 2 are fixedly arranged in an upward shaft head mode, a first synchronous belt pulley 6 is arranged on a shaft head of the speed reducer 2, the first synchronous belt pulley 6 is connected with the shaft head of the speed reducer 2 through a flat key, and an end cover 7 is arranged above the shaft head and used for fixing the axial position of the first synchronous belt pulley 6. Then the ball screw pair 9 is fixedly connected to the upper box 10 of the machine, the second synchronous belt pulley 8 is connected with the nut of the ball screw pair 9 through a bolt at the upper end of the ball screw pair 9, the first synchronous belt pulley 6 is connected with the second synchronous belt pulley 8 through a flat key connection transmission, the center distance between the two synchronous belt pulleys is adjusted through the adjusting screw 4 at the side end of the adjusting plate 5, then the first synchronous belt pulley 6 and the second synchronous belt pulley 8 rotate at the same speed, the second synchronous belt pulley 8 drives the nut of the ball screw pair 9 to rotate, the screw of the ball screw pair 9 moves linearly along with the rotation angle of the nut of the ball screw pair 9 according to leads of corresponding specifications, a base plate 11 is arranged below the screw of the ball screw pair 9, and the base plate 11 is used for being connected with a guide plate, a bearing plate and other structures of the powder forming machine, and the like, and the base plate 11 is fixedly connected through the bolts. And then, the servo motor 1 is edited by a PLC program, preset parameters are set, and then, the screw rod can realize continuous up-down linear motion under different rotation states of the servo motor, so that the pressing action is completed.
In the present invention, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Standard parts used by the invention can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawings.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An upward pressing mechanism for a servo electric powder forming machine is characterized in that: the upper pressing mechanism comprises a power assembly, a transmission assembly, a motion assembly and an adjusting assembly;
the power assembly comprises a servo motor (1), a speed reducer (2) and a motor bracket (3), wherein the servo motor (1) is connected with the speed reducer (2);
the transmission assembly comprises a first synchronous belt pulley (6), an end cover (7), a second synchronous belt pulley (8) and a synchronous belt, wherein the first synchronous belt pulley (6) and the second synchronous belt pulley (8) are connected through the synchronous belt and rotate at the same speed, the first synchronous belt pulley (6) is arranged on a shaft head of the speed reducer (2), and the end cover (7) is arranged above the shaft head of the speed reducer (2);
the motion assembly comprises a ball screw pair (9), an upper box body (10) and a base plate (11), wherein the ball screw pair (9) comprises a nut and a screw, the ball screw pair (9) is fixedly connected to the upper box body (10), the nut and the screw of the ball screw pair (9) are connected through threads, a synchronous belt pulley II (8) is arranged at the upper end of the ball screw pair (9), the synchronous belt pulley II (8) is connected with the nut of the ball screw pair (9) through a flat key for transmission, the synchronous belt pulley II (8) drives the nut of the ball screw pair (9) to rotate, the screw of the ball screw pair (9) moves up and down along with the rotation angle of the nut in a straight line, and the base plate (11) is arranged at the lower end of the screw of the ball screw pair;
the adjusting assembly comprises an adjusting plate (5) and an adjusting screw (4), wherein the servo motor (1) and the speed reducer (2) are fixedly connected to the adjusting plate (5), the adjusting plate (5) is arranged on a motor support (3), the adjusting screw (4) is connected with the adjusting plate (5) and is arranged on one side of the adjusting plate (5), a plurality of adjusting nuts are fixedly arranged on the motor support (3), and the adjusting screw (4) is driven to do linear motion on the motor support (3) through rotary motion.
2. An upper press mechanism for a servo-electric powder forming machine as claimed in claim 1, wherein: the servo motor (1) and the speed reducer (2) are fixedly arranged in an upward shaft head mode.
3. An upper press mechanism for a servo-electric powder forming machine as claimed in claim 1, wherein: the first synchronous belt pulley (6) is connected with a shaft head of the speed reducer (2) through a flat key.
4. An upper press mechanism for a servo-electric powder forming machine as claimed in claim 1, wherein: the end cover (7) is used for fixing the axial position of the synchronous pulley I (6).
5. An upper press mechanism for a servo-electric powder forming machine as claimed in claim 1, wherein: the backing plate (11) is connected with a guide plate and a bearing plate of the powder forming machine through bolts.
6. An upper press mechanism for a servo-electric powder forming machine as claimed in claim 1, wherein: the servo motor (1) is provided with a PLC intelligent controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210236635.6A CN114633504B (en) | 2022-03-10 | 2022-03-10 | Upper pressing mechanism for servo electric powder forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210236635.6A CN114633504B (en) | 2022-03-10 | 2022-03-10 | Upper pressing mechanism for servo electric powder forming machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114633504A CN114633504A (en) | 2022-06-17 |
| CN114633504B true CN114633504B (en) | 2023-09-29 |
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ID=81947962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210236635.6A Active CN114633504B (en) | 2022-03-10 | 2022-03-10 | Upper pressing mechanism for servo electric powder forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114633504B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04100697A (en) * | 1990-08-15 | 1992-04-02 | Ueno Seiki Kk | Pressing apparatus |
| WO2004037528A1 (en) * | 2002-10-24 | 2004-05-06 | Kanemitsu Corporation | Press |
| KR20080073966A (en) * | 2007-02-07 | 2008-08-12 | 주식회사 모비코 | Electric press |
| CN101758231A (en) * | 2008-11-21 | 2010-06-30 | 扬州市海力精密机械制造有限公司 | Powder transferring control device of powder forming machine |
| CN101979242A (en) * | 2010-09-13 | 2011-02-23 | 山东理工大学 | Efficient durable energy-saving numerical control screw press |
| CN103223729A (en) * | 2013-05-07 | 2013-07-31 | 南京东部精密机械有限公司 | Lever push-out type finishing press |
-
2022
- 2022-03-10 CN CN202210236635.6A patent/CN114633504B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04100697A (en) * | 1990-08-15 | 1992-04-02 | Ueno Seiki Kk | Pressing apparatus |
| WO2004037528A1 (en) * | 2002-10-24 | 2004-05-06 | Kanemitsu Corporation | Press |
| KR20080073966A (en) * | 2007-02-07 | 2008-08-12 | 주식회사 모비코 | Electric press |
| CN101758231A (en) * | 2008-11-21 | 2010-06-30 | 扬州市海力精密机械制造有限公司 | Powder transferring control device of powder forming machine |
| CN101979242A (en) * | 2010-09-13 | 2011-02-23 | 山东理工大学 | Efficient durable energy-saving numerical control screw press |
| CN103223729A (en) * | 2013-05-07 | 2013-07-31 | 南京东部精密机械有限公司 | Lever push-out type finishing press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114633504A (en) | 2022-06-17 |
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