CN207534061U - A kind of knife-edge of plate shearing machine slack adjuster - Google Patents
A kind of knife-edge of plate shearing machine slack adjuster Download PDFInfo
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- CN207534061U CN207534061U CN201721348114.0U CN201721348114U CN207534061U CN 207534061 U CN207534061 U CN 207534061U CN 201721348114 U CN201721348114 U CN 201721348114U CN 207534061 U CN207534061 U CN 207534061U
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Abstract
The utility model discloses a kind of knife-edge of plate shearing machine slack adjuster, its key points of the technical solution are that：Including knife rest, the side of the knife rest is equipped with upper roller and bottom roller for contradicting knife rest, the other end of the knife rest is equipped with the front wheel for contradicting knife rest, the front wheel is equipped with the disc spring for front wheel to be pushed to contradict knife rest, the upper roller is equipped with the cam contradicted on knife rest, the cam is equipped with shaft, the regulation motor rotated for driving cam is connected in the shaft, the coding disk rotated synchronously with shaft is connected in the shaft, on the coding disk several loopholes are uniformly provided with along circumferential direction, the both sides of the coding disk are respectively equipped with RF transmitter and infrared ray sensor.Regulation motor is fed back to by the signal of infrared ray sensor, easily so that cam improves the degree of regulation of knife edge clearance, improve whole the degree of automation only in specified position.
Description
Technical field
The utility model is related to plate shearing machine corollary equipment field, more particularly to a kind of knife-edge of plate shearing machine slack adjuster.
Background technology
Plate shearing machine is a kind of common metal plate lathe, for shearing the plate of linear edge.The knife edge clearance of plate shearing machine is
No stabilization is to evaluate the key parameter of plate shearing machine quality.During plate shearing machine shear, knife edge clearance is excessive, when shearing thick blanks
Plate section and plate face out of plumb, shearing thin plate material will generate flash or the bending phenomenon cut to get off occur, simultaneously also
It is possible that the service life of the stress of influence plate shearing machine, blade.
At present, notification number is that the Chinese utility model patent of CN204673054U discloses a kind of three-point rolling wheel shear machine knife
Mouth slack adjuster, it includes nut, upper roller, swing arm, adjusts screw, bearing block, thrust articulated bearing and handwheel, described
The front end for adjusting screw is connected with swing arm by nut, and the upper end of the swing arm is connected with upper roller, positioned at the adjusting screw
Rear end be arranged with bearing block, thrust articulated bearing is equipped in the bearing block, the adjusting screw is located at bearing block rear
End is equipped with handwheel.
Above-mentioned three-point rolling wheel knife-edge of plate shearing machine slack adjuster adjusts knife edge clearance by rotating handwheel, adjusts hold manually
Error is also easy to produce, influences degree of regulation.
Utility model content
The purpose of this utility model is to provide a kind of knife-edge of plate shearing machine slack adjuster, advantage be degree of regulation more
It is high.
The above-mentioned technical purpose of the utility model technical scheme is that：Between a kind of knife-edge of plate shearing machine
Gap regulating device, including knife rest, the side of the knife rest is equipped with upper roller and bottom roller for contradicting knife rest, the knife rest
Opposite side is equipped with the front wheel for contradicting knife rest, and the front wheel is equipped with the disc spring for front wheel to be pushed to contradict knife rest,
The upper roller is equipped with the cam contradicted on knife rest, and the cam is equipped with shaft, is connected with to drive in the shaft
The regulation motor of moving cam rotation, is connected with the coding disk rotated synchronously with shaft in the shaft, on the coding disk along
Circumferential direction is uniformly provided with several loopholes, and the both sides of the coding disk are respectively equipped with RF transmitter and infrared ray sensing
Device.
Through the above technical solutions, knife rest is used to install the cutter of plate shearing machine, upper roller, bottom roller and front wheel support knife
Frame, disc spring push front wheel to contradict knife rest so that the conflict that front wheel can be stablized is on knife rest, and cam is for adjusting between the edge of a knife
Gap, when regulation motor energization work, are rotated by shaft driving cam, change the contact point with knife rest when cam rotates, and cam is matched
It closes disc spring and pushes knife rest movement, therefore knife edge clearance is adjusted, coding disk follows cam to rotate synchronously, RF transmitter hair
Go out infrared ray, infrared radiation is on coding disk and can be passed through from loophole, when loophole be in RF transmitter and
During the centre position of infrared ray sensor, infrared ray sensor receives infrared ray and output signal, by this signal it can be seen that
The rotational angle of encoder and cam, therefore knife edge clearance is it is found that the signal by infrared ray sensor feeds back to regulation motor,
Easily so that cam improves the degree of regulation of knife edge clearance, improve whole the degree of automation only in specified position.
The utility model is further arranged to：Speed reducer is equipped between the regulation motor and cam.
Through the above technical solutions, speed reducer is transferred to shaft, therefore shaft after the rotating speed of regulation motor is suitably slowed down
Rotating speed it is smaller, regulation motor shut down when be not easy band moving cam it is excessively dynamic, the position of cam is more accurate, therefore the tune of knife edge clearance
It is whole more accurate.
The utility model is further arranged to：The speed reducer includes the worm screw being connect with regulation motor main shaft and and shaft
The worm gear of connection, the worm gear are connected with worm engaging.
Through the above technical solutions, driving worm screw rotation during regulation motor energization work, worm engaging drives worm gear rotation,
Shaft is rotated synchronously with worm gear, and worm and worm wheel have larger gearratio, can be good at playing the role of deceleration.
The utility model is further arranged to：Side of the cam far from knife rest is equipped with scotch, the scotch
The contour line of edge and cam is tangent.
Through the above technical solutions, since the edge of scotch and the contour line of cam are tangent, cam rotates extremely
During extreme position, scotch contradicts knife rest, and convex block is not easy to be rotated further, and the position of knife rest is not easy to change, and improves rest position
Stability.
The utility model is further arranged to：The loophole is arranged at intervals, and is equipped between two adjacent loopholes
Partition board, the loophole are identical with partition shape, size.
Through the above technical solutions, time of the infrared radiation on loophole and partition board is equal, therefore can be by infrared
Line sensor sensing to infrared ray number judge the position of cam, improve the accuracy of infrared ray sensor feedback signal.
The utility model is further arranged to：The knife rest is all provided with the position that front wheel, upper roller and bottom roller contact
There is backing plate.
Through the above technical solutions, backing plate is contacted with front wheel, upper roller and bottom roller, thus front wheel, upper roller and
Easy damaged knife rest, backing plate do not have abrasion to be to bottom roller, can replace backing plate, improve whole flexibility.
The utility model is further arranged to：The control system for controlling to adjust motor keying is further included, it is described infrared
The output terminal of line sensor is connected to control system.
Through the above technical solutions, the signal of infrared ray sensor is exported to control system, control system controls to adjust electricity
Machine starts, therefore regulation motor can control convex block to turn to designated position.
The utility model is further arranged to：The output terminal of the infrared ray sensor is also associated with display system.
Through the above technical solutions, display system shows the reality of knife edge clearance according to the signal that infrared ray sensor exports
Duration facilitates staff to confirm knife edge clearance at any time.
In conclusion the utility model has the advantages that：
1st, RF transmitter and infrared ray are set by the coding disk that is connect with cam coaxial and in the both sides of coding disk
Sensor can measure the rotational angle of cam, therefore the numerical value of knife edge clearance is it is found that the letter for passing through infrared ray sensor immediately
Number regulation motor is fed back to, easily so that cam improves the degree of regulation of knife edge clearance, improve whole only in specified position
The degree of automation of body；
2nd, the one end of cam far from knife rest is equipped with scotch, and when cam moves to extreme position, scotch contradicts knife rest, convex
Block is not easy to be rotated further, and the position of knife rest is not easy to change, and improves the stability of rest position.
Description of the drawings
Fig. 1 is the schematic diagram of the present embodiment；
Fig. 2 is the overall structure diagram of the present embodiment；
Fig. 3 is the enlarged drawing at A in Fig. 2；
Fig. 4 is the schematic diagram that connection relation between control system and display system is embodied in the present embodiment.
Reference numeral：1st, knife rest；2nd, upper roller；3rd, bottom roller；4th, front wheel；5th, disc spring；6th, cam；7th, shaft；8th, it adjusts
Save motor；9th, coding disk；91st, loophole；92nd, partition board；10th, RF transmitter；11st, infrared ray sensor；12nd, speed reducer；
13rd, worm screw；14th, worm gear；15th, scotch；16th, backing plate；17th, control system；18th, display system；19th, bolt assembly；20th, knife
Tool.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment：With reference to figure 1, a kind of knife-edge of plate shearing machine slack adjuster, including knife rest 1, knife rest 1 is used to install shear
The cutter 20 of machine.The side of knife rest 1 is equipped with upper roller 2 and bottom roller 3, and the opposite side of knife rest 1 is equipped with front wheel 4, upper roller 2,
Bottom roller 3 and front wheel 4 contradict on knife rest 1 so that the position of knife rest 1 is fixed.Front wheel 4 is connected with disc spring 5, dish
Spring 5 applies the thrust moved towards knife rest 1 to front wheel 4, therefore during 1 change in location of knife rest, front wheel 4 can support always
Contact knife frame 1 simultaneously compresses knife rest 1, and knife rest 1 can obtain stable support, the stable working state of knife rest 1 always.On upper roller 2
Equipped with cam 6, the size of cam 6 is more than upper roller 2, and when cam 6 rotates, cam 6 and the contact point of knife rest 1 change, and cam 6 pushes away
Movable knife rack 1 moves, 1 position change of knife rest and then knife edge clearance size variation.
With reference to figure 2, shaft 7 is connected on cam 6, regulation motor 8 is connected in shaft 7, regulation motor 8 is convex for driving
Wheel 6 and shaft 7 rotate.In order to slow down the rotating speed of cam 6, speed reducer 12, speed reducer are equipped between regulation motor 8 and shaft 7
12 will be transferred to shaft 7, therefore the rotating speed of shaft 7 is smaller after the rotating speed of regulation motor 8 suitably deceleration, when regulation motor 8 is shut down
Be not easy band moving cam 6 it is excessively dynamic, the position of cam 6 is more accurate, therefore the adjustment of knife edge clearance is more accurate.
With reference to figure 2, speed reducer 12 includes the worm screw 13 being connect with 8 main shaft of regulation motor, and one end of shaft 7 is equipped with worm gear
14, worm gear 14 and the engagement of worm screw 13 connect.Worm screw 13 is driven to rotate during 8 energization work of regulation motor, the engagement of worm screw 13 drives snail
14 rotation of wheel, shaft 7 are rotated synchronously with worm gear 14, and worm screw 13 and worm gear 14 have larger gearratio, can be good at playing
The effect of deceleration.
With reference to figure 2, knife rest 1 is equipped with backing plate 16, backing plate 16 with the position that upper roller 2, bottom roller 3 and front wheel 4 contact
It is detachably connected on knife rest 1, in the present embodiment, knife rest 1 is fastened on by bolt assembly 19 on knife rest 1.Upper roller 2,
Bottom roller 3 and front wheel 4 are contradicted on backing plate 16, therefore upper roller 2, bottom roller 3 and front wheel 4 not easy damaged knife rest 1, backing plate
16 after long-time is using wearing, and replaces backing plate 16.
Referring to figs. 2 and 3, shaft 7 is equipped with coding disk 9, and coding disk 9 follows shaft 7 to rotate synchronously, and the two of coding disk 9
Side is respectively equipped with RF transmitter 10 and infrared ray sensor 11, RF transmitter 10, infrared ray sensor 11 and adjusting
Motor 8 is each attached on plate shearing machine body（Body is not drawn into figure）.Coding disk 9 is circumferentially equipped with several loopholes
91, loophole 91 is arranged at intervals, and partition board 92 is equipped between adjacent loophole 91, in the present embodiment, partition board 92 and 91 shape of loophole
Shape is identical, equal in magnitude.RF transmitter 10 sends out infrared ray, and infrared radiation is on coding disk 9 and can be from loophole
It is passed through in 91, when loophole 91 is in the centre position of RF transmitter 10 and infrared ray sensor 11, infrared ray sensing
Device 11 receives infrared ray and output signal, by this signal it can be seen that the rotational angle of encoder and cam 6, therefore between the edge of a knife
For gap it is found that feeding back to regulation motor 8 by the signal of infrared ray sensor 11, control and regulation motor 8 reaches specific bit in cam 6
It postpones and shuts down again, improve the degree of regulation of knife edge clearance, improve whole the degree of automation.
With reference to figure 2, side of the cam 6 far from knife rest 1 is equipped with scotch 15, the edge of scotch 15 and the profile of cam 6
Line is tangent, and the edge of scotch 15 is set as straight flange, and when the promotion knife rest 1 of cam 6 is moved to extreme position, scotch 15 is contradicted in knife
On frame 1, cam 6 is not easy to rotate at this time, and the position of knife rest 1 is not easy to change, and improves the stability of 1 position of knife rest.
With reference to figure 4, control system 17 is further included in the present embodiment, control system 17 is used to control to adjust the keying of motor 8,
The output signal of infrared ray sensor 11 is input in control system 17.During adjusting, control system 17 is passed according to infrared ray
11 output signal of sensor controls to adjust the action of motor 8 so that cam 6（With reference to figure 1）Specific bit can be accurately parked in
It puts, improves the accuracy that knife edge clearance is adjusted.The output terminal of infrared ray sensor 11 is also associated with display system 18, display system
18 signals exported according to infrared ray sensor 11 show the instantaneous value of knife edge clearance, and staff is facilitated to confirm the edge of a knife at any time
The size in gap.
Operation principle：Regulation motor 8 work when rotated by shaft 7 with moving cam 6, cam 6 push knife rest 1 move and then
Change knife edge clearance size.
Operating procedure：The steel plate thickness sheared as needed determines the suitable knife edge clearance of plate shearing machine and is input to control system
In system 17, control system 17 controls to adjust motor 8 and moves, and infrared ray sensor 11 detects the angle that cam 6 rotates and feeds back to
Control system 17, control system 17 controls to adjust the parked completion of motor 8 and adjusts after cam 6 rotate in place.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model by Patent Law.
Claims (8)
1. a kind of knife-edge of plate shearing machine slack adjuster, including knife rest (1), which is characterized in that the side of the knife rest (1) is equipped with
For contradicting the upper roller of knife rest (1) (2) and bottom roller (3), the opposite side of the knife rest (1) is equipped with to contradict knife rest (1)
Front wheel (4), the front wheel (4) be equipped with for push front wheel (4) contradict knife rest (1) disc spring (5), the upper rolling
It takes turns (2) and is equipped with the cam (6) contradicted on knife rest (1), the cam (6) is equipped with shaft (7), connects on the shaft (7)
The regulation motor (8) for driving cam (6) rotation is connected to, the volume rotated synchronously with shaft (7) is connected on the shaft (7)
Code-disc (9) is uniformly provided with several loopholes (91), the both sides of the coding disk (9) on the coding disk (9) along circumferential direction
It is respectively equipped with RF transmitter (10) and infrared ray sensor (11).
2. knife-edge of plate shearing machine slack adjuster according to claim 1, which is characterized in that the regulation motor (8) and
Speed reducer (12) is equipped between cam (6).
3. knife-edge of plate shearing machine slack adjuster according to claim 2, which is characterized in that the speed reducer (12) includes
The worm screw (13) being connect with regulation motor (8) main shaft and the worm gear (14) being connect with shaft (7), the worm gear (14) and worm screw
(13) engagement connection.
4. knife-edge of plate shearing machine slack adjuster according to claim 1, which is characterized in that the cam (6) is far from knife
The side of frame (1) is equipped with scotch (15), and the contour line at the edge and cam (6) of the scotch (15) is tangent.
5. knife-edge of plate shearing machine slack adjuster according to claim 1, which is characterized in that loophole (91) interval
It sets, partition board (92), the loophole (91) and partition board (92) shape, size is equipped between two adjacent loopholes (91)
It is identical.
6. knife-edge of plate shearing machine slack adjuster according to claim 1, which is characterized in that the knife rest (1) and preceding rolling
The position of wheel (4), upper roller (2) and bottom roller (3) contact is equipped with backing plate (16).
7. knife-edge of plate shearing machine slack adjuster according to claim 1, which is characterized in that further include to control to adjust
The control system (17) that motor (8) opens and closes, the output terminal of the infrared ray sensor (11) are connected to control system (17).
8. knife-edge of plate shearing machine slack adjuster according to claim 7, which is characterized in that the infrared ray sensor
(11) output terminal is also associated with display system (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348114.0U CN207534061U (en) | 2017-10-18 | 2017-10-18 | A kind of knife-edge of plate shearing machine slack adjuster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348114.0U CN207534061U (en) | 2017-10-18 | 2017-10-18 | A kind of knife-edge of plate shearing machine slack adjuster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207534061U true CN207534061U (en) | 2018-06-26 |
Family
ID=62610598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721348114.0U Active CN207534061U (en) | 2017-10-18 | 2017-10-18 | A kind of knife-edge of plate shearing machine slack adjuster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207534061U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405272A (en) * | 2019-08-23 | 2019-11-05 | 江苏弘东工业自动化有限公司 | Plate shearing machine slack adjuster |
| CN114985819A (en) * | 2022-06-29 | 2022-09-02 | 江苏中海重型机床有限公司 | Plate shearing structure capable of accurately adjusting included angle between knife edges for numerical control plate shearing machine |
-
2017
- 2017-10-18 CN CN201721348114.0U patent/CN207534061U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110405272A (en) * | 2019-08-23 | 2019-11-05 | 江苏弘东工业自动化有限公司 | Plate shearing machine slack adjuster |
| CN110405272B (en) * | 2019-08-23 | 2024-05-14 | 江苏弘东工业自动化有限公司 | Gap adjusting device of plate shearing machine |
| CN114985819A (en) * | 2022-06-29 | 2022-09-02 | 江苏中海重型机床有限公司 | Plate shearing structure capable of accurately adjusting included angle between knife edges for numerical control plate shearing machine |
| CN114985819B (en) * | 2022-06-29 | 2024-01-30 | 江苏中海重型机床有限公司 | Cutting edge spacing accurately adjustable shearing plate structure for numerical control shearing machine |
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