CN111468625A - Double-servo fixed-length feeding device - Google Patents
Double-servo fixed-length feeding device Download PDFInfo
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- CN111468625A CN111468625A CN201911290885.2A CN201911290885A CN111468625A CN 111468625 A CN111468625 A CN 111468625A CN 201911290885 A CN201911290885 A CN 201911290885A CN 111468625 A CN111468625 A CN 111468625A
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- Prior art keywords
- motor
- roller
- feeding
- feeding roller
- controls
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
- B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
Abstract
The invention discloses a double-servo fixed-length feeding device which comprises a first motor, a second motor, a rack, a feeding roller, a lifting mechanism and a pressing roller, wherein the first motor controls the feeding roller to rotate, the second motor controls the pressing roller to rotate, the rotating direction of the pressing roller is opposite to that of the feeding roller, the rotating speed of the pressing roller is the same as that of the feeding roller, a material to be fed is placed between the feeding roller and the pressing roller, and the lifting mechanism controls the pressing roller to move so as to place the material to be fed; the double-servo length fixing device disclosed by the invention can achieve the effects of high length fixing precision, small friction area and long effective service life.
Description
Technical Field
The invention relates to a fixed-length feeding device, in particular to a double-servo fixed-length feeding device, which is particularly applied to material fixed-length and continuous feeding during metal sheet shearing.
Background
The conventional fixed length feeder is constructed as shown in fig. 3, and includes a motor 1, a transmission shaft 19, a power roller 20, and a press roller 17. In operation, the servomotor 1 drives the drive shaft 19 and the feed roller 20 in a circular motion, the material is conveyed forward, and the press roller 17 is rotated by the movement of the material. The whole power transmission relation is as follows in sequence: servomotor 1 → drive shaft 19 → power roller 20 → material → press roller 17. Such a definite length feeder has obvious drawbacks and problems, as follows: 1. because of the power transmission relationship, the load capacity of starting and stopping is large, so the starting and stopping inertia is large, the operation impact on the whole structure is large, and the precision of fixed length is reduced. 2. Because of the power transmission relationship, the press roll 17 is the load of the material, and the effective power acting surface is only the lower surface of the point A, so the effective friction area is small, so the material is easy to slip at the moment of starting and stopping at a high speed, and friction traces are generated on the surface of the material contacted with the fixed-length feeding structure, thereby causing irreversible damage to the material. If the gear box is used for linkage, the compression roller 17 and the power roller 20 are connected and synchronized, the mechanical abrasion causes short service life, poor stability and high maintenance cost, and therefore the gear box is rarely used.
Disclosure of Invention
In view of the above disadvantages of the existing fixed-length feeding device, the invention provides a dual-servo fixed-length feeding device, which can achieve the effects of high fixed-length precision, small friction area and long effective service life.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
the utility model provides a two servo fixed length feeding device, two servo fixed length devices include first motor, second motor, frame, feed roll, hoist mechanism and compression roller, first motor control feed roll rotates, second motor control compression roller rotates, the compression roller changes and keeps the rotation direction opposite with feed roll direction and the rotational speed is the same, treat that the feed material is placed between feed roll and compression roller, hoist mechanism control compression roller removes and is convenient for treat that the feed material is placed.
According to one aspect of the invention, the power output end of the first motor is provided with a first transmission shaft, the power output end of the second motor is provided with a second transmission shaft, the feeding roller is arranged on the first transmission shaft, the press roller is arranged on the second transmission shaft, the press roller is matched with the feeding roller, and the rotating speeds of the first motor and the second motor are kept the same and the directions are opposite.
According to one aspect of the invention, the dual servo fixed-length feeding device further comprises a control system, wherein the control system controls the operation of the lifting mechanism and controls the rotating speed and the rotating direction of the first motor and the second motor.
According to one aspect of the invention, a cross beam is arranged on the frame, a lifting mechanism is arranged on the cross beam, the lifting mechanism comprises an expansion piece and a driving plate, one end of the driving plate is movably arranged on the expansion piece, and the other end of the driving plate is arranged on the press roller.
According to one aspect of the invention, the telescopic part comprises a support arranged on the cross beam, an air cylinder arranged on the support and an air arm matched with the air cylinder, wherein a connecting block is movably arranged at the top end of the air arm, the transmission plate is a triangular plate, and three ends of the transmission plate are respectively and movably connected with the compression roller, the connecting block and the side wall of the cross beam.
According to one aspect of the invention, two ends of the second transmission shaft are respectively connected with the second motor and the press roller through a coupler.
According to one aspect of the invention, the feeding roller is made of steel with polished chrome plating surfaces, and the pressing roller is made of steel with polyurethane coating surfaces.
According to one aspect of the invention, the frame is provided with a support seat, and the feeding roller is arranged on the support seat.
According to one aspect of the present invention, the first motor and the second motor are both servo motors.
According to one aspect of the invention, the coupling is a diaphragm coupling.
The implementation of the invention has the advantages that:
the invention discloses a double-servo fixed-length feeding device which comprises a first motor, a second motor, a rack, a feeding roller, a lifting mechanism and a pressing roller, wherein the first motor controls the feeding roller to rotate, the second motor controls the pressing roller to rotate, the rotating direction of the pressing roller is opposite to that of the feeding roller, the rotating speed of the pressing roller is the same as that of the feeding roller, a material to be fed is placed between the feeding roller and the pressing roller, and the lifting mechanism controls the pressing roller to move so as to place the material to be fed; the double-servo length fixing device disclosed by the invention can achieve the effects of high length fixing precision, small friction area and long effective service life.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a dual servo fixed-length feeding device according to the present invention;
fig. 2 is a schematic structural diagram of a lifting mechanism of a dual-servo fixed-length feeding device according to the present invention:
fig. 3 is a schematic view of a prior art fixed length feeder according to the present invention;
fig. 4 is a circuit diagram of a control system for a definite length feeder of the present invention controlling a first motor;
fig. 5 is a circuit diagram of a control system for a definite length feeder of the present invention controlling a second motor;
FIG. 6 is a circuit diagram of a control system for a fixed length feeder controlling a lifting device in accordance with the present invention;
description of reference numerals:
1. a frame; 2. a second motor; 3. a second drive shaft; 4. a coupling; 5. a cross beam; 6. a lifting mechanism; 7. a compression roller; 8. a first motor; 9. a first drive shaft; 10. a supporting seat; 11. a feed roller; 12. a support; 13. a drive plate; 14. connecting blocks; 15. an air arm; 16. a cylinder; 17. a compression roller; 18. a motor; 19. a drive shaft; 20. and a power roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1 and 2, the double-servo fixed-length feeding device comprises a first motor 8, a second motor 2, a frame 1, a feeding roller 11, a lifting mechanism 6 and a press roller 7, wherein the first motor 8 controls the feeding roller 11 to rotate, the second motor 2 controls the press roller 7 to rotate, the direction of rotation of the press roller 7 is opposite to that of the feeding roller 11, the rotating speed of the press roller 7 is the same as that of the feeding roller 11, a material to be fed is placed between the feeding roller 11 and the press roller 7, and the lifting mechanism 6 controls the press roller 7 to move so as to place the material to be fed.
In this embodiment, the power output end of the first motor 8 is provided with a first transmission shaft 9, the power output end of the second motor 2 is provided with a second transmission shaft 3, the feeding roller 11 is arranged on the first transmission shaft 9, the compression roller 7 is arranged on the second transmission shaft 3, the compression roller 7 is matched with the feeding roller 11, and the rotating speeds of the first motor 8 and the second motor 2 are kept the same and opposite.
The advantages of this embodiment:
the invention discloses a double-servo fixed-length feeding device which comprises a first motor, a second motor, a rack, a feeding roller, a lifting mechanism and a pressing roller, wherein the first motor controls the feeding roller to rotate, the second motor controls the pressing roller to rotate, the rotating direction of the pressing roller is opposite to that of the feeding roller, the rotating speed of the pressing roller is the same as that of the feeding roller, a material to be fed is placed between the feeding roller and the pressing roller, and the lifting mechanism controls the pressing roller to move so as to place the material to be fed; the double-servo length fixing device disclosed by the invention can achieve the effects of high length fixing precision, small friction area and long effective service life.
Example two:
as shown in fig. 1 and 2, the double-servo fixed-length feeding device comprises a first motor 8, a second motor 2, a frame 1, a feeding roller 11, a lifting mechanism 6 and a press roller 7, wherein the first motor 8 controls the feeding roller 11 to rotate, the second motor 2 controls the press roller 7 to rotate, the direction of rotation of the press roller 7 is opposite to that of the feeding roller 11, the rotating speed of the press roller 7 is the same as that of the feeding roller 11, a material to be fed is placed between the feeding roller 11 and the press roller 7, and the lifting mechanism 6 controls the press roller 7 to move so as to place the material to be fed.
In this embodiment, the power output end of the first motor 8 is provided with a first transmission shaft 9, the power output end of the second motor 2 is provided with a second transmission shaft 3, the feeding roller 11 is arranged on the first transmission shaft 9, the compression roller 7 is arranged on the second transmission shaft 3, the compression roller 7 is matched with the feeding roller 11, and the rotating speeds of the first motor 8 and the second motor 2 are kept the same and opposite.
In this embodiment, the dual-servo fixed-length feeding device further comprises a control system, and the control system controls the operation of the lifting mechanism 6 and controls the rotation speed and the rotation direction of the first motor 8 and the second motor 2.
As shown in fig. 4, the control system controls the rotation speed and the steering direction of the first motor through a first driver (motor module in the figure), as shown in fig. 5, the control system controls the rotation speed and the steering direction of the second motor through a reverse second driver (motor module in the figure), as shown in fig. 6, the control system controls the lifting mechanism to lift and descend through a motion controller in the figure, and an interface in the figure is externally connected with a cylinder.
The advantages of this embodiment:
the invention discloses a double-servo fixed-length feeding device which comprises a first motor, a second motor, a rack, a feeding roller, a lifting mechanism and a pressing roller, wherein the first motor controls the feeding roller to rotate, the second motor controls the pressing roller to rotate, the rotating direction of the pressing roller is opposite to that of the feeding roller, the rotating speed of the pressing roller is the same as that of the feeding roller, a material to be fed is placed between the feeding roller and the pressing roller, and the lifting mechanism controls the pressing roller to move so as to place the material to be fed; the double-servo length fixing device disclosed by the invention can achieve the effects of high length fixing precision, small friction area and long effective service life. The control system controls the lifting mechanism and the first motor and the second motor to operate, so that the lifting mechanism can be conveniently and conveniently controlled.
Example three:
as shown in fig. 1 and 2, the double-servo fixed-length feeding device comprises a first motor 8, a second motor 2, a frame 1, a feeding roller 11, a lifting mechanism 6 and a press roller 7, wherein the first motor 8 controls the feeding roller 11 to rotate, the second motor 2 controls the press roller 7 to rotate, the direction of rotation of the press roller 7 is opposite to that of the feeding roller 11, the rotating speed of the press roller 7 is the same as that of the feeding roller 11, a material to be fed is placed between the feeding roller 11 and the press roller 7, and the lifting mechanism 6 controls the press roller 7 to move so as to place the material to be fed.
In this embodiment, the power output end of the first motor 8 is provided with a first transmission shaft 9, the power output end of the second motor 2 is provided with a second transmission shaft 3, the feeding roller 11 is arranged on the first transmission shaft 9, the compression roller 7 is arranged on the second transmission shaft 3, the compression roller 7 is matched with the feeding roller 11, and the rotating speeds of the first motor 8 and the second motor 2 are kept the same and opposite.
In this embodiment, the dual-servo fixed-length feeding device further comprises a control system, and the control system controls the operation of the lifting mechanism 6 and controls the rotation speed and the rotation direction of the first motor 8 and the second motor 2.
As shown in fig. 4, the control system controls the rotation speed and the steering direction of the first motor through a first driver (motor driver in the figure), as shown in fig. 5, the control system controls the rotation speed and the steering direction of the second motor through a reverse second driver (motor driver in the figure), as shown in fig. 6, the control system controls the lifting mechanism to lift and lower through a motion controller in the figure, and an interface in the figure is externally connected with a cylinder.
In this embodiment, the frame 1 is provided with a beam 5, the beam 5 is provided with a lifting mechanism 6, the lifting mechanism 6 comprises an expansion member and a transmission plate 13 with one end movably arranged on the expansion member, and the other end of the transmission plate 13 is arranged on the compression roller 7.
In this embodiment, the extensible member including set up support 12 on crossbeam 5, set up cylinder 16 on support 12 and with cylinder 16 matched with pneumatic arm 15, pneumatic arm 15 top activity be provided with connecting block 14, driving plate 13 be the set-square, 13 three-terminal swing joint compression roller 7, connecting block 14 and crossbeam 5 lateral wall respectively of driving plate.
In this embodiment, the two ends of the second transmission shaft 3 are respectively connected with the second motor 2 and the press roller 7 through the shaft couplings 4.
In this embodiment, the feeding roller 11 is made of steel with a chrome-plated surface, and the pressing roller 7 is made of steel with a polyurethane-coated surface.
In this embodiment, the frame 1 is provided with a support seat 10, and the feed roller 11 is disposed on the support seat 10.
In this embodiment, the first motor 8 and the second motor 2 both adopt servo motors.
In this embodiment, the coupling 4 is a diaphragm coupling.
The advantages of this embodiment:
the invention discloses a double-servo fixed-length feeding device which comprises a first motor, a second motor, a rack, a feeding roller, a lifting mechanism and a pressing roller, wherein the first motor controls the feeding roller to rotate, the second motor controls the pressing roller to rotate, the rotating direction of the pressing roller is opposite to that of the feeding roller, the rotating speed of the pressing roller is the same as that of the feeding roller, a material to be fed is placed between the feeding roller and the pressing roller, and the lifting mechanism controls the pressing roller to move so as to place the material to be fed; the double-servo length fixing device disclosed by the invention can achieve the effects of high length fixing precision, small friction area and long effective service life. The control system controls the lifting mechanism and the first motor and the second motor to operate, so that the lifting mechanism can be conveniently and conveniently controlled. The material is conveniently placed by controlling the compression roller to move through the lifting mechanism.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed herein are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A kind of double servo fixed length feeding device, characterized by: the double-servo length control device comprises a first motor, a second motor, a rack, a feeding roller, a lifting mechanism and a pressing roller, wherein the first motor controls the feeding roller to rotate, the second motor controls the pressing roller to rotate, the rotating direction of the pressing roller is opposite to that of the feeding roller, the rotating speed of the pressing roller is the same as that of the feeding roller, a material to be fed is placed between the feeding roller and the pressing roller, and the lifting mechanism controls the pressing roller to move so as to place the material to be fed.
2. A dual servo fixed length feed apparatus according to claim 1, wherein: the power output end of the first motor is provided with a first transmission shaft, the power output end of the second motor is provided with a second transmission shaft, the feeding roller is arranged on the first transmission shaft, the compression roller is arranged on the second transmission shaft, the compression roller is matched with the feeding roller, and the rotating speeds of the first motor and the second motor are kept the same and opposite in direction.
3. A dual servo fixed length feed apparatus according to claim 2, wherein: the double-servo fixed-length feeding device further comprises a control system, and the control system controls the lifting mechanism to operate and controls the rotating speed and the rotating direction of the first motor and the second motor.
4. A dual servo fixed length feed apparatus according to any one of claims 1 to 3, wherein: the frame on be provided with the crossbeam, the crossbeam on be provided with hoist mechanism, hoist mechanism include extensible member and one end activity setting the driving plate on the extensible member, the driving plate other end set up on the compression roller.
5. A dual servo fixed length feed apparatus according to claim 4, wherein: the telescopic part comprises a support arranged on the cross beam, a cylinder arranged on the support and an air arm matched with the cylinder, wherein a connecting block is movably arranged at the top end of the air arm, the driving plate is a triangular plate, and the three ends of the driving plate are respectively movably connected with the compression roller, the connecting block and the side wall of the cross beam.
6. A dual servo fixed length feed apparatus according to claim 4, wherein: and two ends of the second transmission shaft are respectively connected with the second motor and the press roller through a coupler.
7. A dual servo fixed length feed apparatus according to claim 4, wherein: the feeding roller is made of a steel material with a polished and chromed surface, and the pressing roller is made of a steel material with a polyurethane material coated on the surface.
8. A dual servo fixed length feed apparatus according to claim 4, wherein: the frame on be provided with the supporting seat, the feed roller sets up on the supporting seat.
9. A dual servo fixed length feed apparatus according to claim 4, wherein: the first motor and the second motor are both servo motors.
10. A dual servo fixed length feed apparatus according to claim 6, wherein: the coupler adopts a diaphragm coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911290885.2A CN111468625A (en) | 2019-12-16 | 2019-12-16 | Double-servo fixed-length feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911290885.2A CN111468625A (en) | 2019-12-16 | 2019-12-16 | Double-servo fixed-length feeding device |
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| Publication Number | Publication Date |
|---|---|
| CN111468625A true CN111468625A (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911290885.2A Pending CN111468625A (en) | 2019-12-16 | 2019-12-16 | Double-servo fixed-length feeding device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202377423U (en) * | 2011-12-06 | 2012-08-15 | 广州市汉达机械有限公司 | Leveling and feeding mechanism |
| CN104759553A (en) * | 2015-03-20 | 2015-07-08 | 苏州华日金菱机械有限公司 | Double-servo roller feeding mechanism |
| CN106881424A (en) * | 2017-04-26 | 2017-06-23 | 南京工程学院 | A kind of high speed transfer machine feeding roller arrangement |
| CN107377797A (en) * | 2017-08-03 | 2017-11-24 | 陈桢粦 | A kind of servo feeder |
| CN207170760U (en) * | 2017-08-29 | 2018-04-03 | 平湖市宇达精密机械有限公司 | A kind of self-feeding portion of accurate punching machine |
| CN110270642A (en) * | 2019-07-24 | 2019-09-24 | 东莞市久谐自动化设备有限公司 | A kind of double servo high-speed feed devices |
-
2019
- 2019-12-16 CN CN201911290885.2A patent/CN111468625A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202377423U (en) * | 2011-12-06 | 2012-08-15 | 广州市汉达机械有限公司 | Leveling and feeding mechanism |
| CN104759553A (en) * | 2015-03-20 | 2015-07-08 | 苏州华日金菱机械有限公司 | Double-servo roller feeding mechanism |
| CN106881424A (en) * | 2017-04-26 | 2017-06-23 | 南京工程学院 | A kind of high speed transfer machine feeding roller arrangement |
| CN107377797A (en) * | 2017-08-03 | 2017-11-24 | 陈桢粦 | A kind of servo feeder |
| CN207170760U (en) * | 2017-08-29 | 2018-04-03 | 平湖市宇达精密机械有限公司 | A kind of self-feeding portion of accurate punching machine |
| CN110270642A (en) * | 2019-07-24 | 2019-09-24 | 东莞市久谐自动化设备有限公司 | A kind of double servo high-speed feed devices |
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