CN211840002U - Numerical control energy-saving electric screw press - Google Patents
Numerical control energy-saving electric screw press Download PDFInfo
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- CN211840002U CN211840002U CN202020302424.4U CN202020302424U CN211840002U CN 211840002 U CN211840002 U CN 211840002U CN 202020302424 U CN202020302424 U CN 202020302424U CN 211840002 U CN211840002 U CN 211840002U
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- saving electric
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Abstract
A numerical control energy-saving electric screw press comprises a sectional combined machine body, an upper thrust bearing, a lower thrust bearing, a screw rod, a driving part flywheel, a lower friction pad, a reversible motor, a direct gear, a slipping part flywheel, an upper friction pad, a pre-tightening pressure plate part flywheel, a copper nut, a double guide rail slider and a multi-station ejection device, wherein the upper thrust bearing and the lower thrust bearing are arranged on the inner side of the sectional combined machine body, the screw rod is arranged in the upper thrust bearing and the lower thrust bearing, the driving part flywheel is provided with an external gear and is connected to the screw rod through pins, the lower friction pad is provided with an external gear, the reversible motor. The method can be widely applied to the forming process of the forging, in particular to the forming process of the large forging. The invention has the advantages of high production efficiency, low forging cost, long guide, high guide precision, strong unbalance loading resistance, easy realization of multi-station forging, sufficient lubrication, low noise, energy saving, environmental protection, long service life, flywheel slipping and overload protection, safety and reliability.
Description
Technical Field
The invention relates to a numerical control energy-saving electric screw press which can be widely applied to the forming process of a forge piece, in particular to the forming process of a large forge piece.
Background
The existing electric screw press has the advantages of small forging forming specification, no overload safety device, incapability of realizing multi-station forging, more process production equipment, low production efficiency, high production cost, high energy consumption, high noise and serious lubricating oil pollution.
Disclosure of Invention
The invention aims to provide a safe and reliable numerical control energy-saving electric screw press which has the advantages of high production efficiency, forging cost reduction, long guide, high guide precision, strong unbalance loading resistance, easiness in multi-station forging realization, sufficient lubrication, low noise, energy conservation, environmental protection, long service life, flywheel slipping and overload protection.
In order to achieve the purpose, the numerical control energy-saving electric screw press comprises a segmented combined machine body, an upper thrust bearing and a lower thrust bearing, wherein the segmented combined machine body is tightly connected together through a pull rod, a screw rod is arranged on the inner side of the segmented combined machine body, penetrates through a cross beam hole of the machine body and is vertically arranged in the upper thrust bearing and the lower thrust bearing, a driving part flywheel provided with an external gear and connected to the screw rod through a pin, a lower friction pad is arranged in an annular groove on the end face of the driving part flywheel, a reversible motor is vertically arranged on the side face of the segmented combined machine body, a direct gear is arranged on an output shaft of the reversible motor, a slipping part flywheel is in meshing transmission with the direct gear and is arranged on the lower friction pad, an upper friction pad is arranged in an annular groove on the end face of, The device comprises a pre-tightening pressure plate part flywheel arranged on an upper friction pad, a copper nut in screw connection with the lower end of a screw rod, a double-guide-rail sliding block with a round guide rail at the upper part and an X-shaped guide rail at the lower part and arranged on the copper nut, and a multi-station ejection device arranged on the central part of the bottom of a machine body.
The invention relates to a numerical control energy-saving electric screw press, wherein a closed cavity formed by a circular guide rail at the upper part of a double-guide-rail slide block and a sectional combined machine body concave groove is internally provided with immersed lubricating oil.
The invention relates to a numerical control energy-saving electric screw press, wherein an X-shaped guide rail is arranged at the lower part of a double-guide-rail sliding block and is contacted with an X-shaped guide rail of a sectional combined machine body.
The invention relates to a numerical control energy-saving electric screw press, wherein a reversible motor is a switched reluctance motor.
The invention relates to a numerical control energy-saving electric screw press, wherein a driving part flywheel, a slipping part flywheel and a pre-tightening pressure plate part flywheel form an integral flywheel.
The invention relates to a numerical control energy-saving electric screw press, which has the working principle that: the reversible motor drives the direct-coupled gear to rotate, the driving part flywheel is driven to rotate through gear transmission, the driving part flywheel and the pre-tightening pressure plate part flywheel are driven to rotate together through friction driving of the upper friction pad and the lower friction pad, namely the whole flywheel rotates, and the rotary motion of the flywheel is converted into the up-and-down linear motion of the sliding block through the screw pair of the screw rod and the copper nut, so that the reciprocating motion of the sliding block is realized. The reversible motor is used for continuously reversing the rotation in the forward and reverse directions to drive the flywheel and the screw rod to rotate, so that the sliding block moves up and down.
The numerical control energy-saving electric screw press has the advantages that the working table surface of the sectional combined machine body is wide, and large-scale forgings and multi-station forging forming can be carried out. The forging forming can be completed on one device by the invention, the production efficiency is high, the forging device is saved, and the forging cost is reduced.
The numerical control energy-saving electric screw press has the advantages that the double-guide-rail sliding block is long in guide, high in guide precision and strong in unbalance loading resistance, and multi-station forging is easy to realize.
The numerical control energy-saving electric screw press adopts a closed soaking type lubrication structure, and the sliding block round guide rail, the screw rod and the copper nut are directly soaked in lubricating oil or are conveyed and soaked through the lubricating hole, so that the numerical control energy-saving electric screw press is fully lubricated.
The numerical control energy-saving electric screw press adopts the switched reluctance motor, is superior to the traditional variable frequency motor and servo motor, and has the advantages of large locked-rotor torque, stable low, medium and high speed performance and low noise. Compared with a friction press with the same specification, the energy is saved by 48.5%, and compared with an electric screw press adopting a variable frequency motor, the energy is saved by 25% -30%. Therefore, the energy saving effect is significant.
The numerical control energy-saving electric screw press adopts closed lubrication, so that the equipment has no problem that hydraulic oil pollutes the environment, and is environment-friendly.
According to the numerical control energy-saving electric screw press, the external teeth of the driving part flywheel and the direct-coupled gear adopt the automatic thick oil lubricating device, the lubricating oil quantity can be automatically adjusted, the oil receiving box is arranged, the structure that the conventional large gear and the conventional small gear of the screw press are not lubricated or adopt thin oil spray lubrication is changed, and the service life and the precision life of the meshing gear are prolonged by two times. Therefore, the service life is long and the environment is protected.
The invention relates to a numerical control energy-saving electric screw press, wherein a driving part flywheel and a pre-tightening pressure plate part flywheel are non-slipping parts of an inner ring, and a slipping part of an outer ring is a slipping part. The non-slip part of the inner ring and the slip part of the outer ring are combined into a whole by friction force, and the total inertia of the flywheel is the sum of the slip part and the non-slip part. When the striking force exceeds a certain set value, the outer ring slips relative to the inner ring, most of the redundant energy is consumed, and the excessive rise of the striking force is limited. Obviously, the larger the proportion of the total inertia of the slipping part, the better the slipping effect, i.e. the better the protection of the press.
The invention relates to a numerical control energy-saving electric screw press, which adjusts the pretightening force of a part of a prepressing disc to a part of a slipping flywheel by adjusting a pretightening force bolt and limits the transmitted torsional load not to exceed a set value. When the hitting load reaches a set value, the slipping part of the flywheel slips, namely the slipping part of the flywheel does not rotate together with the pre-tightening pressure plate part along with the driving part of the flywheel any more, energy is consumed through slipping, the rotational inertia of the flywheel is reduced, the hitting force and the hitting energy are reduced, the purpose of protecting machine equipment through slipping and overloading of the flywheel is achieved, and safety and reliability are achieved.
In conclusion, the numerical control energy-saving electric screw press has the advantages of high production efficiency, forging cost reduction, long guide, high guide precision, strong unbalance loading resistance, easiness in multi-station forging realization, full lubrication, low noise, energy conservation, environmental protection, long service life, flywheel slipping and overload protection, safety and reliability.
Drawings
The invention will be further described with reference to the accompanying drawings and examples thereof.
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
In fig. 1, the numerical control energy-saving electric screw press of the present invention comprises a sectional combined type machine body 1 fastened together by a tension bolt 15, an upper thrust bearing 2 and a lower thrust bearing 3 installed on the inner side of the sectional combined type machine body, a screw rod 4 vertically installed in the upper thrust bearing and the lower thrust bearing through a cross beam hole a of the machine body, a driving part flywheel 5 provided with an external gear b and connected to the screw rod by a pin, a lower friction pad 6 installed in an annular groove of an end face of the driving part flywheel, a reversible motor 7 vertically installed on a side face of the sectional combined type machine body, a direct gear 8 installed on an output shaft of the reversible motor, a slipping part flywheel 9 engaged with the direct gear and installed on the lower friction pad, an upper friction pad 10 installed in an annular groove of an end face of the slipping part flywheel, a pin 17, a tension bolt 16, The device comprises a pre-tightening pressure plate part flywheel 11 fixedly connected with a driving part flywheel and installed on an upper friction pad, a copper nut 12 spirally connected with the lower end of a screw rod, a double-guide-rail sliding block 13 with a circular guide rail c at the upper part and an X-shaped guide rail at the lower part and installed on the copper nut, and a multi-station ejection device 14 installed on the central part of the bottom of a machine body.
The invention relates to a numerical control energy-saving electric screw press, wherein a closed cavity formed by a circular guide rail at the upper part of a double-guide-rail slide block and a sectional combined machine body concave groove is internally provided with immersed lubricating oil d.
The invention relates to a numerical control energy-saving electric screw press, wherein an X-shaped guide rail is arranged at the lower part of a double-guide-rail sliding block and is contacted with an X-shaped guide rail e of a sectional combined machine body.
The invention relates to a numerical control energy-saving electric screw press, wherein a reversible motor is a switched reluctance motor.
The invention relates to a numerical control energy-saving electric screw press, wherein a driving part flywheel, a slipping part flywheel and a pre-tightening pressure plate part flywheel form an integral flywheel.
In fig. 1, a work platform f of the sectional fuselage is shown.
It should be understood that the above-described embodiments are merely exemplary of the present invention, and that various changes and modifications in the form, construction, features and spirit of the invention described in the claims should be included in the scope of the invention.
Claims (5)
1. A numerical control energy-saving electric screw press is characterized by comprising a segmented combined machine body, an upper thrust bearing and a lower thrust bearing, a screw rod, a driving part flywheel, a lower friction pad, a reversible motor, a direct gear, a slipping part flywheel, an upper friction pad, a pre-tightening force bolt, a pin shaft, a driving part flywheel and a lower friction pad, wherein the segmented combined machine body is tightly connected through a pull rod, the upper thrust bearing and the lower thrust bearing are arranged on the inner side of the segmented combined machine body, the screw rod penetrates through a cross beam hole of the machine body and is vertically arranged in the upper thrust bearing and the lower thrust bearing, the driving part flywheel is connected to the screw rod through a pin and is provided with an external gear, the lower friction pad is arranged in an annular groove in the end face of the driving part flywheel, the reversible motor is vertically arranged on, The device comprises a pre-tightening pressure plate part flywheel arranged on an upper friction pad, a copper nut in screw connection with the lower end of a screw rod, a double-guide-rail sliding block with a round guide rail at the upper part and an X-shaped guide rail at the lower part and arranged on the copper nut, and a multi-station ejection device arranged on the central part of the bottom of a machine body.
2. The numerical control energy-saving electric screw press according to claim 1, wherein the double-guide-rail slide block is provided with immersed lubricating oil in a closed cavity formed by the upper circular guide rail and the sectional combined machine body concave groove.
3. The numerical control energy-saving electric screw press according to claim 1, wherein the double-guide-rail slide block is provided with an X-shaped guide rail at the lower part thereof to be in contact with the X-shaped guide rail of the sectional combined type machine body.
4. The numerical control energy-saving electric screw press according to claim 1, wherein the reversible motor is a switched reluctance motor.
5. The numerical control energy-saving electric screw press according to claim 1, wherein the driving part flywheel, the slipping part flywheel and the pre-tightening platen part flywheel form an integral flywheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020302424.4U CN211840002U (en) | 2020-03-12 | 2020-03-12 | Numerical control energy-saving electric screw press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020302424.4U CN211840002U (en) | 2020-03-12 | 2020-03-12 | Numerical control energy-saving electric screw press |
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| CN211840002U true CN211840002U (en) | 2020-11-03 |
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| CN202020302424.4U Active CN211840002U (en) | 2020-03-12 | 2020-03-12 | Numerical control energy-saving electric screw press |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185558A (en) * | 2020-03-12 | 2020-05-22 | 青岛宏达锻压机械有限公司 | Numerical control energy-saving electric screw press |
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2020
- 2020-03-12 CN CN202020302424.4U patent/CN211840002U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185558A (en) * | 2020-03-12 | 2020-05-22 | 青岛宏达锻压机械有限公司 | Numerical control energy-saving electric screw press |
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