CN101690963A - Length control device of reinforcement cutting shears - Google Patents
Length control device of reinforcement cutting shears Download PDFInfo
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- CN101690963A CN101690963A CN200910035816A CN200910035816A CN101690963A CN 101690963 A CN101690963 A CN 101690963A CN 200910035816 A CN200910035816 A CN 200910035816A CN 200910035816 A CN200910035816 A CN 200910035816A CN 101690963 A CN101690963 A CN 101690963A
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- control device
- length control
- length
- pressure roller
- reinforcing bar
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Abstract
The invention discloses a length control device of a reinforcement cutting shears and consists of a delivery mechanism (1) and a length control mechanism (2) which have the same axis; the delivery mechanism (1) comprises a pair of compression rollers (23, 24) driven by a motor (21), and is provided with a detection plate (22) and a proximity switch (26), and conductive contact is formed when the lower end of the detection plate (22) contacts with the proximity switch (26); the length control mechanism (2) comprises a guide cylinder (33), and a spacing pole (39) is arranged on the axis of the guide cylinder; and a correlation switch (36) is arranged between the guide cylinder (33) and the spacing pole (39). For the inventive length control device, the spacing pole is stably fixed, and the reinforcing steel bars and/or shearing head can not walk any more when shearing so as to improve the preciseness of the fixed-length shearing; and the structure is simple and the running is reliable.
Description
Technical field
The present invention relates to a kind of bar cutter tool device, especially be particularly related to a kind of length control device of reinforcement cutting shears.
Background technology
Bar cutter is one of reinforcing bar processing imperative equipment, and the branch of full-automatic reinforcing bar cutting machine and semi-automatic bar cropper is generally arranged.It is mainly used in the engineerings such as construction, bridge, tunnel, power station, large-scale water conservancy the customized cut-off of reinforcing bar, progressively is machined in recent years with bar mill etc. extensively to adopt, and has brought into play important effect in the every field of the development of the national economy.
The manufacturing and the processing of the rod end forging of domestic rod end bearing industry all are to adopt long reinforcing bar is cut into short material earlier, and the technology of red satin is (suitable then to carry out the electromagnetism heating again
With interior reinforcing bar).Small workpiece is forged line automatic cutoff screening installation in enormous quantities and has been obtained extensive use in this technology.The reinforcing bar cutting comprises operations such as feeding, traction or conveying, shearing, bearing material and sorting in batches.
The shut-off mechanism of reinforcing bar cutting must be realized cut-to-length in batches.Cut-to-length is to realize by the length control device of bar cutter.The utility model patent (patent No. ZL200420085769.X) that name is called " bar cutting positioning baffle mechanism " relates to a kind of length control device, and its feature comprises supporting bable tops, positioning baffle, live-roller, bearing, motor, air pressure or hydraulic mechanism, spacing clamping plate, belt and belt pulley.Positioning baffle is arranged at intervals at supporting bable tops, the parallel live-roller that is provided with between two positioning baffles, and the live-roller both sides are provided with bearing and are positioned the supporting bable tops both sides, are provided with motor and drive live-roller and rotate by belt, belt pulley.Corresponding positioning baffle supporting bable tops bottom is provided with and drives air pressure or the hydraulic mechanism that positioning baffle moves up and down, and the positioning baffle both sides are provided with spacing clamping plate, and positioning baffle moves in spacing clamping plate.Positioning baffle lifts, the length of control bar cutting; Positioning baffle falls, and live-roller transmits reinforcing bar.The positioning baffle distance that supporting bable tops is interval with equates.This mechanism can carry out the transmission of many reinforcing bars and shear the location; Intensity amount, location, to transmit and store multiple function be one, created prerequisite for realizing that the bar cutting serialization is produced.
In the prior art, length control device of reinforcement cutting shears generally adopts the mechanical type fixed length, and fixed-length block or fixed length chi promptly are set, and after reinforcing bar was sent into cutting machine, after it answered back to fixed-length block, cutting mechanism was realized the customized cut-off to reinforcing bar.
Be not difficult to analyze the reason that its fixed length error exists from the process of length control device work, be analyzed as follows:
(1) reinforcing bar pushes the error that the fixed length plate causes because of bending.Fixed length plate and lacing wire all have certain quality, and have force of sliding friction, and there is certain bending more or less in reinforcing bar, have fixed length error inevitably.
(2) since reinforcing bar and/or cutting head in walking, the uncertain and error that exists in cutting head position.
As seen, no matter be to move cutting head by the fixed length plate, still adopt the fixed length mode of fixed shear head, all there is shortcoming.Move cutting head by the fixed length plate, this length control device of reinforcement cutting shears complex structure, operation is difficult to stablize.Obtain required shear precision and the fixed length method of fixed shear head forces reinforcing bar to halt after putting in place, and will have relative motion between nip rolls and reinforcing bar and skid, it is flexible that reinforcing bar pushes the fixed length plate, also can't eliminate the customized cut-off error.
Summary of the invention
The object of the present invention is to provide a kind of length control device of reinforcement cutting shears, it is crooked because of pushing the fixed length plate to overcome reinforcing bar, and reinforcing bar and/or cutting head skids or walking, cutting head position inaccuracy are produced fixed length error, improves the cut-to-length precision; And cutting machine length control device of the present invention is simple in structure, reliable.
The technical solution used in the present invention is as follows:
A kind of length control device of reinforcement cutting shears is characterized in that: described length control device is made up of connecting gear with same axis (1) and fixed length mechanism (2);
Connecting gear (1) comprises a pair of pressure roller (23,24) that is driven by motor (21), check-out console (22) is set and near switch (26) in connecting gear, check-out console (22) is an end conductor free to rotate, the lower end of check-out console (22) with form conduction contact when contacting near switch (26);
Fixed length mechanism (2) comprises a guide cylinder (33), is provided with the gag lever post (39) that can move forward and backward along axis along guide cylinder (33) axis; Be correlation switch (36) between guide cylinder (33) and gag lever post (39).
In the described connecting gear (1), pressure roller (23,24) comprises pressure roller (24) and lower compression roller (23), and lower compression roller (23) is driven by motor (21).Reinforcing bar to be transmitted moves on the axis between last pressure roller (24) and the lower compression roller (23) or transmission.Last pressure roller (24) is connected with cylinder (27) by connecting axle (25).Near switch (26) conducting is no-reinforcing-bar when entering, and upper, last lower compression roller has the space between (23,24) to cylinder (27) by pressure roller (24) in connecting axle (25) pulling.When reinforcing bar is transported between the up-down rollers, during promptly near switch (26) no signal, the descending reinforcing bar that compresses of cylinder (27) is to prevent vibrations.
The lower end of described check-out console (22) is positioned on the axle that transmits reinforcing bar, when reinforcing bar not transmitted in the connecting gear, the lower end of check-out console (22) with form conductive path when contacting near switch (26); When the reinforcing bar transmission was arranged in the connecting gear, reinforcing bar can eject the lower end of check-out console (22), disconnected with the conductive path that contacts formation near switch (26).When disconnecting near switch (26), be when in the connecting gear (1) reinforcing bar to be cut being arranged, produce control signal and will pass to motor (21), make its running, cylinder this moment (27) is descending, and last pressure roller (24) compresses reinforcing bar, under the frictional force effect, motor (21) drives the inside move toward one another of upper and lower pressure roller, is being with reinforcing bar to send into fixed length mechanism (2).
Be provided with a guide cylinder (33) in fixed length mechanism (2), described guide cylinder (33) is that an end has bell-mouthed cylinder, and being positioned at the axis that the reinforcing bar between the upper and lower pressure roller (23,24) moves in its axis and the connecting gear (1) is same axis.Along establishing the gag lever post (39) that can move forward and backward along axis on guide cylinder (33) axis; Be correlation switch (36) between guide cylinder (33) and gag lever post (39).
Described correlation switch (36) places gag lever post (39) one ends.
Whether described correlation switch (36) is used for to having reinforcing bar to detect between guide cylinder (33) and gag lever post (39), and sends control signal to connecting gear (1) and punch press cutting head.In correlation switch (36) detects workbench (38), material is arranged, signal conduction, the descending stroke of control slider of punch (31) makes the middle motor (21) of connecting gear (1) stop operating simultaneously.
The course of work of length control device of reinforcement cutting shears of the present invention is as follows, when carrying out the bar cutting fixed length, at first regulates gag lever post (39) position, obtains the required short material length of product, opens punch press then, opens motor (21) in the connecting gear (1) simultaneously.Motor (21) drives the inside move toward one another of upper and lower pressure roller, reinforcing bar is entered fixed length mechanism (2) through guide cylinder (33) along axis, when running to the position of gag lever post (39), reinforcing bar stops forward, correlation switch this moment (36) has detected material, signal conduction, the control signal of sending stop operating motor (21); Another control signal is controlled the descending stroke of punch press cutting head simultaneously.When the punch press cutting head is descending, earlier reinforcing bar is compressed by holding pad (32), the cutter on the cutting head touches reinforcing bar and carries out punching then, finishes the cut-to-length of reinforcing bar.
After finishing the cut-to-length and discharging of reinforcing bar, correlation switch (36) detects less than material is arranged, and Continuity signal disconnects, and motor (21) rotates, and carries out fixed-length operation next time.
Length control device of reinforcement cutting shears of the present invention, gag lever post maintains static, reinforcing bar can not move crooked because of pushing gag lever post, and the control signal that the correlation switch produces makes when shearing, reinforcing bar and/or cutting head be no longer walking all, holding pad compresses the back cutting to reinforcing bar, has improved the accuracy of cutting head position, improves the cut-to-length precision; And cutting machine length control device of the present invention is simple in structure, reliable.
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.Scope of the present invention is not exceeded with the specific embodiment, but is limited by the scope of claim.
Description of drawings
Fig. 1 length control device structural representation of the present invention;
Fig. 2 connecting gear structural representation;
Fig. 3 fixed length mechanism structural representation.
Embodiment
A kind of length control device of reinforcement cutting shears as shown in Figure 1, is made up of connecting gear 1 and fixed length mechanism 2, and two mechanisms have same axis.
Connecting gear 1 comprises pressure roller 24 and lower compression roller 23 as shown in Figure 2, and lower compression roller 23 is driven by motor 21.Reinforcing bar to be transmitted moves on the axis between last pressure roller 24 and the lower compression roller 23 or transmission.When the reinforcing bar that remains to be transmitted between last pressure roller 24 and the lower compression roller 23, under the frictional force effect, motor 21 drives the inside move toward one another of upper and lower pressure rollers, and reinforcing bar is sent into fixed length mechanism 2.Last pressure roller 24 is connected with cylinder 27 by connecting axle 25.When near switch 26 conductings, cylinder 27 is gone up pressure roller 24 upper by connecting axle 25 pullings, between the upper and lower pressure roller 23,24 space is arranged.When near switch 26 no signals, the cylinder 27 descending reinforcing bars that compress.
Check-out console 22 is set and near switch 26 in connecting gear 1, check-out console 22 is the fixing elastic conductor of an end, and the lower end of check-out console 22 forms to conduct electricity when contact near switch 26 and contacts; The lower end of check-out console 22 is positioned on the axle that transmits reinforcing bar, and when reinforcing bar not transmitted in the connecting gear, the lower end of check-out console 22 is the formation conductive path when contacting near switch 26; When the reinforcing bar transmission was arranged in the connecting gear, reinforcing bar can eject the lower end of check-out console 22, disconnected with the conductive path that contacts formation near switch 26.When near switch 26 conductings, described connecting gear will produce a signal and pass to feed arrangement, and the control feed arrangement is sent reinforcing bar into described connecting gear 1.When disconnecting near switch 26, control signal will pass to motor 21, make its running, and under the frictional force effect, motor 21 drives the inside move toward one another of upper and lower pressure roller, is being with reinforcing bar to send into fixed length mechanism 2.
Fixed length mechanism 2 is provided with a guide cylinder 33 at bar cutter punch press workbench 38 as shown in Figure 3, is that an end has bell-mouthed cylinder, and its axis and connecting gear 1 are same axis.Along establishing the gag lever post 39 that can move forward and backward along axis on guide cylinder 33 axis; Gag lever post 39 1 ends are correlation switch 36 between guide cylinder 33 and the gag lever post 39.Slider of punch 31 is arranged on the bar cutter punch press, have holding pad 32 and upper slitter 34 on it.
The course of work of length control device of reinforcement cutting shears of the present invention is as follows, when carrying out the bar cutting fixed length, at first regulates gag lever post 39 positions, obtains the required short material length of product, opens punch press then, opens motor 21 in the connecting gear 1 simultaneously.Motor 21 drives the inside move toward one another of upper and lower pressure roller, reinforcing bar is entered fixed length mechanism 2 through guide cylinder 33 along axis, stop forward when reinforcing bar runs to the position of gag lever post 39, correlation switch 36 has detected material at this moment, signal conduction, the control signal of sending stop operating motor 21; Another control signal is controlled slider of punch 31 descending strokes simultaneously.When slider of punch 31 is descending, earlier reinforcing bar is compressed by holding pad 32, the upper slitter 34 on the slider of punch 31 touches reinforcing bar and carries out punching then, finishes the cut-to-length of reinforcing bar.
After finishing the cut-to-length and discharging of reinforcing bar, correlation switch 36 detects less than material is arranged, and Continuity signal disconnects, and slider of punch 31 is up, and motor 21 rotates, and carries out fixed-length operation next time.
Claims (6)
1. length control device of reinforcement cutting shears, it is characterized in that: described length control device is made up of connecting gear with same axis (1) and fixed length mechanism (2);
Connecting gear (1) comprises a pair of pressure roller (23,24) that is driven by motor (21), check-out console (22) is set and near switch (26) in connecting gear, check-out console (22) is an end conductor free to rotate, the lower end of check-out console (22) with form conduction contact when contacting near switch (26);
Fixed length mechanism (2) comprises a guide cylinder (33), is provided with the gag lever post (39) that can move forward and backward along axis along guide cylinder (33) axis; Be correlation switch (36) between guide cylinder (33) and gag lever post (39).
2. length control device of reinforcement cutting shears according to claim 1 is characterized in that: described pressure roller comprises pressure roller (24) and lower compression roller (23), and lower compression roller (23) is driven by motor (21); Last pressure roller (24) is connected with cylinder (27) by connecting axle (25).
3. length control device of reinforcement cutting shears according to claim 1 is characterized in that: the lower end of described check-out console (22) is positioned on the axis that transmits reinforcing bar between the upper and lower pressure roller (23,24).
4. length control device of reinforcement cutting shears according to claim 1 is characterized in that: when disconnecting near switch (26), produce control signal and make motor (21) running, motor (21) drives the inside move toward one another of upper and lower pressure roller, and cylinder (27) is descending.
5. length control device of reinforcement cutting shears according to claim 1 is characterized in that: described guide cylinder (33) is that an end has bell-mouthed cylinder.
6. length control device of reinforcement cutting shears according to claim 1 is characterized in that: described correlation switch (36) places gag lever post (39) one ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100358167A CN101690963B (en) | 2009-09-23 | 2009-09-23 | Length control device of reinforcement cutting shears |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100358167A CN101690963B (en) | 2009-09-23 | 2009-09-23 | Length control device of reinforcement cutting shears |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101690963A true CN101690963A (en) | 2010-04-07 |
| CN101690963B CN101690963B (en) | 2012-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100358167A Active CN101690963B (en) | 2009-09-23 | 2009-09-23 | Length control device of reinforcement cutting shears |
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| CN (1) | CN101690963B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972827A (en) * | 2010-10-08 | 2011-02-16 | 天津滨海盈信投资有限公司 | Automatic fixed-length cutting machine of steel strand |
| CN103002679A (en) * | 2011-09-14 | 2013-03-27 | 深圳市联亨技术有限公司 | Aluminum cabinet processing method |
| CN104722845A (en) * | 2013-12-19 | 2015-06-24 | 肖作鹏 | Isometric cutting tooling |
| CN105234679A (en) * | 2015-10-30 | 2016-01-13 | 江苏苏中电信器材有限公司 | Automatic cabling rack forming device |
| CN105373828A (en) * | 2015-12-21 | 2016-03-02 | 宁波林升机械有限公司 | Round rod material-cutting counting device |
| CN105436357A (en) * | 2015-12-03 | 2016-03-30 | 成都格瑞思文化传播有限公司 | Novel construction bar cutting machine |
| CN105880433A (en) * | 2016-05-18 | 2016-08-24 | 金保春 | Reinforcing steel bar cut-off machine |
| CN106513489A (en) * | 2016-12-23 | 2017-03-22 | 苏州海蓝环保科技有限公司 | Automatic cutting device of steel strip for preparation of support ring of opening of filter bag |
| CN107617705A (en) * | 2017-10-24 | 2018-01-23 | 宁波华九文化传媒有限公司 | Except trifling building bar cutter device |
| CN107891176A (en) * | 2017-11-23 | 2018-04-10 | 海盐创通技术服务有限公司 | Sawing sheet equipment is used in a kind of bolt processing |
| CN109571216A (en) * | 2018-11-22 | 2019-04-05 | 欧阳华 | Bar cropper is used in a kind of production of well cover for sewer |
-
2009
- 2009-09-23 CN CN2009100358167A patent/CN101690963B/en active Active
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101972827A (en) * | 2010-10-08 | 2011-02-16 | 天津滨海盈信投资有限公司 | Automatic fixed-length cutting machine of steel strand |
| CN101972827B (en) * | 2010-10-08 | 2012-05-23 | 天津滨海盈信投资有限公司 | Automatic fixed-length cutting machine of steel strand |
| CN103002679A (en) * | 2011-09-14 | 2013-03-27 | 深圳市联亨技术有限公司 | Aluminum cabinet processing method |
| CN104722845A (en) * | 2013-12-19 | 2015-06-24 | 肖作鹏 | Isometric cutting tooling |
| CN105234679A (en) * | 2015-10-30 | 2016-01-13 | 江苏苏中电信器材有限公司 | Automatic cabling rack forming device |
| CN105436357A (en) * | 2015-12-03 | 2016-03-30 | 成都格瑞思文化传播有限公司 | Novel construction bar cutting machine |
| CN105373828A (en) * | 2015-12-21 | 2016-03-02 | 宁波林升机械有限公司 | Round rod material-cutting counting device |
| CN105373828B (en) * | 2015-12-21 | 2018-01-02 | 宁波林升机械有限公司 | Pole cuts material counting device |
| CN105880433A (en) * | 2016-05-18 | 2016-08-24 | 金保春 | Reinforcing steel bar cut-off machine |
| CN105880433B (en) * | 2016-05-18 | 2017-10-31 | 金保春 | Bar cutter |
| CN106513489A (en) * | 2016-12-23 | 2017-03-22 | 苏州海蓝环保科技有限公司 | Automatic cutting device of steel strip for preparation of support ring of opening of filter bag |
| CN106513489B (en) * | 2016-12-23 | 2018-10-09 | 苏州海蓝环保科技有限公司 | A kind of filter bag opening bracing ring preparation steel band automatic disconnecting device |
| CN107617705A (en) * | 2017-10-24 | 2018-01-23 | 宁波华九文化传媒有限公司 | Except trifling building bar cutter device |
| CN107891176A (en) * | 2017-11-23 | 2018-04-10 | 海盐创通技术服务有限公司 | Sawing sheet equipment is used in a kind of bolt processing |
| CN109571216A (en) * | 2018-11-22 | 2019-04-05 | 欧阳华 | Bar cropper is used in a kind of production of well cover for sewer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101690963B (en) | 2012-01-18 |
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| C10 | Entry into substantive examination | ||
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| CP02 | Change in the address of a patent holder |
Address after: 212141 Zhenjiang City, Jiangsu province Dantu District Xin Fengzhen Shicheng Village (Zhenjiang City Che Kwun East) Patentee after: Jiangsu CCVI Bearing Co., Ltd. Address before: 212100 Zhenjiang City, Jiangsu Province Economic Development Zone Five Road No. 2 Patentee before: Jiangsu CCVI Bearing Co., Ltd. |