CN210023574U - Numerical control steel bar straightening and cutting machine - Google Patents
Numerical control steel bar straightening and cutting machine Download PDFInfo
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- CN210023574U CN210023574U CN201920519345.6U CN201920519345U CN210023574U CN 210023574 U CN210023574 U CN 210023574U CN 201920519345 U CN201920519345 U CN 201920519345U CN 210023574 U CN210023574 U CN 210023574U
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Abstract
The embodiment of the utility model discloses numerical control bar straightening and cutting machine, this numerical control bar straightening and cutting machine includes: at least two straightening wheel sets which are arranged oppositely; the driving mechanism is connected with at least one straightening wheel set, and the displacement sensor is arranged on at least one straightening wheel set; and the control unit is electrically connected with the displacement sensor and the driving mechanism. The embodiment of the utility model provides a technical scheme, the control unit can control the alignment wheelset and move to the target position, and after numerical control bar straightening cutter began the automatic operation, the control unit can adjust the position of alignment wheelset, the problem of reinforcing bar finished product straightness accuracy is solved to the decrement that changes the alignment wheel, solved among the prior art at every turn change new reel strip reinforcing bar operation and all will satisfy the problem of demand through artifical adjustment alignment wheel many times, the work efficiency of numerical control bar straightening cutter has been improved.
Description
Technical Field
The embodiment of the utility model provides a relate to equipment control technique, especially, relate to a numerical control bar straightening cutter.
Background
The steel bar processing equipment is used for processing the wire rod steel bars into equipment with length dimension and task amount required by steel bar engineering installation and construction through digital control, and has the main functions of strengthening, straightening, cutting, packaging and forming and the like.
In the actual processing process, some straightening wheels of the steel bar processing equipment need to be pressed down to a certain position, so that the steel bar processing equipment can adjust the straightness of the steel bars according to the pressing amount of the straightening wheels. However, the above operations all need to be checked by manual adjustment experience and the rolling reduction of the straightening wheel needs to be continuously adjusted to meet the requirements of customers, and if the operations are performed by new workers, the operation rules of the equipment and the rolling reduction data of the straightening wheel need to be continuously searched. The operating efficiency is very low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a numerical control bar straightening cutter to solve the problem that current bar straightening process operating efficiency is low, improve production efficiency.
In a first aspect, the embodiment of the utility model provides a numerical control bar straightening and cutting machine, include:
at least two straightening wheel sets which are arranged oppositely;
the driving mechanism is connected with at least one straightening wheel set;
the displacement sensor is arranged on at least one straightening wheel set;
and the control unit is electrically connected with the displacement sensor and the driving mechanism.
Optionally, the at least two straightening wheel sets include a first straightening wheel set and a second straightening wheel set, the first straightening wheel set includes at least two first straightening wheels, and the second straightening wheel set includes at least two second straightening wheels; the first straightening wheels and the second straightening wheels are respectively arranged up and down and are staggered along the transverse direction; at least one of the first and second straightening wheels is provided with the displacement sensor.
Optionally, the at least two straightening wheel sets further include a third straightening wheel set and a fourth straightening wheel set;
the third straightening wheel group comprises at least two third straightening wheels, and the fourth straightening wheel group comprises at least two fourth straightening wheels; the third straightening wheels and the fourth straightening wheels are arranged left and right respectively and are transversely staggered.
At least one of the third and fourth straightening wheels is provided with the displacement sensor.
Optionally, the displacement sensor system further comprises a display screen, the display screen is electrically connected with the control unit, and the control unit is used for controlling the display screen to display the acquired real-time position information of each displacement sensor.
Optionally, the control unit is configured to control the driving mechanism to drive the straightening wheels in each straightening wheel group to a target position according to the type of the steel bar to be adjusted.
Optionally, the control unit is configured to control the driving mechanism to drive and adjust the position of at least one set of the straightening wheels according to a real-time length (which may be changed to a real-time length) of the steel bar straightened by the straightening wheel set.
Optionally, the numerically controlled steel bar straightening and cutting machine further comprises a traction mechanism, the traction mechanism is electrically connected with the control unit, and the traction mechanism is used for drawing the wire feeding.
Optionally, the control unit employs a PLC.
In a second aspect, the embodiment of the present invention further provides a control method for a numerically controlled steel bar straightening and cutting machine, which can be used in the present invention, in any embodiment, the numerically controlled steel bar straightening and cutting machine includes:
the control unit acquires parameters measured by the displacement sensor and steel bar processing parameters;
and the control unit controls the driving mechanism to drive the straightening wheel set to a target position according to the parameters measured by the displacement sensor and the processing parameters of the reinforcing steel bar.
Further, in the straightening process, the control unit obtains the real-time length of the steel bar to be straightened, and the position of the straightening wheel set is adjusted according to the real-time length.
The embodiment of the utility model provides a technical scheme, before numerical control bar straightening cutting machine starts to send a silk, the control unit can control the alignment wheelset and move the target position, and this target position matches with the specification of wire rod reinforcing bar, then the control unit control starts to send a silk. The problem of among the prior art at every turn change new reel strip bar operation all need satisfy the demand through artifical alignment wheel of adjusting many times. After the numerical control steel bar straightening and cutting machine starts to automatically operate, the control unit can adjust the position of the straightening wheel set and change the pressing amount of the straightening wheel to solve the problem of straightness of a finished steel bar product.
Drawings
Fig. 1 is a schematic structural view of a straightening wheel set and a displacement sensor in a numerical control steel bar straightening and cutting machine provided by an embodiment of the present invention;
FIG. 2 is a schematic structural view of another straightening wheel set and a displacement sensor in the numerically controlled bar straightening and cutting machine according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a PLC module according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a wire connection of a displacement sensor in the numerically controlled bar straightening and cutting machine according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a traction mechanism in the numerically controlled bar straightening and cutting machine according to an embodiment of the present invention;
fig. 6 is a schematic view of a display screen of the numerically controlled steel bar straightening and cutting machine according to the embodiment of the present invention;
fig. 7 is a schematic view of another display image of the display screen of the numerically controlled steel bar straightening and cutting machine according to the embodiment of the present invention;
fig. 8 is a schematic flow chart of a control method of a numerically controlled steel bar straightening and cutting machine according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
The embodiment of the utility model provides a numerical control bar straightening cutter, this numerical control bar straightening cutter can straighten the wire rod reinforcing bar to cutting the reinforcing bar after straightening into the section, this numerical control bar straightening cutter includes:
at least two straightening wheel sets which are arranged oppositely;
the driving mechanism is connected with at least one straightening wheel set;
the displacement sensor is arranged on at least one straightening wheel set;
and the control unit is electrically connected with the displacement sensor and the driving mechanism.
Wherein, the alignment wheelset can include the alignment wheel of one or more, and the alignment wheel can exert pressure to the reinforcing bar, straightens the reinforcing bar. The driving mechanism can be a driving motor and some transmission pieces, the driving motor can be connected with the straightening wheel set through the transmission pieces, and the control unit can be a processor with a control function, such as a PLC. For example, when a wire rod steel bar with a certain diameter is straightened, the control unit controls the straightening wheel set to move to a target position which is matched with the specification of the wire rod steel bar before the wire feeding of the numerically controlled steel bar straightening and cutting machine is started, and then the control unit controls the wire feeding to be started. The problem of among the prior art at every turn change new reel strip bar operation all need satisfy the demand through artifical alignment wheel of adjusting many times. After the numerical control steel bar straightening and cutting machine starts to automatically operate, the steel bar stress corresponding to different layers of a coil steel bar is different, the straightness of the steel bar can change along with the change of the number of the unreeling layers in the operation process, the control unit can adjust the position of the straightening wheel set, the pressing amount of the straightening wheel is changed to solve the problem of the straightness of a finished steel bar product, the full-automatic straightening is carried out after the equipment is operated, manual multiple adjustment is not needed, and the working efficiency of the numerical control steel bar straightening and cutting machine is improved.
Fig. 1 is a schematic structural diagram of a straightening wheel set and a displacement sensor in a digital controlled bar straightening and cutting machine according to an embodiment of the present invention. Referring to fig. 1, the at least two straightening wheel sets include a first straightening wheel set 10 and a second straightening wheel set 20, which form a longitudinal straightening portion of the straightening machine. The first straightening wheel group 10 comprises at least two first straightening wheels 101, and the second straightening wheel group 20 comprises at least two second straightening wheels 201; the first straightening wheels 101 and the second straightening wheels 201 are respectively arranged up and down and staggered along the transverse direction; at least one of the first and second straightening wheels 101, 201 is provided with a displacement sensor. For example, the first straightening wheel group 10 includes 7 first straightening wheels 101, the second straightening wheel group includes 8 second straightening wheels 201, the driving mechanism can drive the first straightening wheels 101 to move up and down, and different pressures can be applied to the reinforcing steel bars arranged between the first straightening wheels 101 and the second straightening wheels 201 by controlling the up-and-down positions of the first straightening wheels 101, so that the reinforcing steel bars arranged between the first straightening wheels 101 and the second straightening wheels 201 can be straightened. The three displacement sensors are a first displacement sensor CH1 and a second displacement sensor CH2, and the first displacement sensor CH1 and the second displacement sensor CH2 are respectively arranged on two of the first straightening wheels 101. The control unit obtains the sensing data of the first displacement sensor CH1 and the second displacement sensor CH2, then determines the position of the first straightening wheel according to the obtained sensing data, and can drive the straightening wheel to move through the driving mechanism, and then adjusts the straightening wheel to a target position, so as to apply corresponding pressure to the adjusted steel bar for straightening.
Exemplarily, referring to fig. 2, fig. 2 is a schematic structural diagram of another straightening wheel set and a displacement sensor in the numerically controlled steel bar straightening and cutting machine according to an embodiment of the present invention, where the at least two straightening wheel sets further include a third straightening wheel set 30 and a fourth straightening wheel set 40; constituting the lateral straightening portion of the straightening mechanism. The third straightening wheel group 30 comprises at least two third straightening wheels 301, and the fourth straightening wheel group 40 comprises at least two fourth straightening wheels 401; the third straightening wheels 301 and the fourth straightening wheels 401 are respectively arranged left and right and are transversely staggered. At least one of the third and fourth straightening wheels 301, 401 is provided with a displacement sensor. For example, the third straightening wheel group 30 includes 3 third straightening wheels 301, the fourth straightening wheel group 40 includes 4 fourth straightening wheels 401, and the driving mechanism can drive the third straightening wheels 301 to move left and right. The three displacement sensors are respectively a third displacement sensor CH3, a fourth displacement sensor CH4 and a fifth displacement sensor CH5, and the third displacement sensor CH3, the fourth displacement sensor CH4 and the fifth displacement sensor CH5 are respectively arranged on the three third straightening wheels 301. The control unit obtains the position of the third straightening wheel 301 through the third displacement sensor CH3, the fourth displacement sensor CH4 and the fifth displacement sensor CH5, and can drive the third straightening wheel 301 to move through the driving mechanism, so as to adjust the third straightening wheel 301 to a target position. It should be noted that, the number of the first straightening wheel, the second straightening wheel, the third straightening wheel and the fourth straightening wheel may be configured according to a specific application scenario, and the number of the first straightening wheel, the second straightening wheel, the third straightening wheel and the fourth straightening wheel in the above embodiments is only an example and should not be taken as a limitation to the present invention.
Please refer to fig. 3 and 4, fig. 3 is a schematic structural diagram of a PLC module according to an embodiment of the present invention, and fig. 4 is a schematic wiring diagram of a displacement sensor in a digital controlled bar straightening and cutting machine according to an embodiment of the present invention. Wherein, each displacement sensor may comprise three ports, namely a first port 1, a second port 2 and a third port 3, and the first port 1 is used for inputting a power supply voltage, for example, a power supply voltage of 10V. The second port 2 and the third port 3 are electrically connected to a signal acquisition port on the PLC module, respectively, for example, for the first displacement sensor CH1, the second port 2 and the third port 3 of the first displacement sensor CH1 are electrically connected to VIN1 and COM1 on the PLC module, respectively.
The embodiment of the utility model provides a numerical control bar straightening cutter still can include drive mechanism. Referring to fig. 5, fig. 5 is a schematic structural diagram of a traction mechanism in a numerical control steel bar straightening and cutting machine according to an embodiment of the present invention, in which the traction mechanism includes three rollers 501 for providing traction force to drive the steel bar to move, and the steel bar is sent to the straightening rollers for adjustment. And a sixth displacement sensor CH6 is arranged on one of the rollers 501, and the control unit can adjust the relative positions of the three rollers 501 according to the measured signal of the sixth displacement sensor CH6, so as to adjust the traction force of the traction mechanism to the steel bar.
The embodiment of the utility model provides a numerical control bar straightening cutter still includes the display screen, and the display screen is connected with the control unit electricity, and the control unit is used for controlling the display screen and shows the real-time positional information who acquires of each displacement sensor. Fig. 6 is a schematic view of a display screen of a numerically controlled steel bar straightening and cutting machine according to an embodiment of the present invention. Referring to fig. 6, there are shown displacement data measured by the first displacement sensor, CH1, the second displacement sensor CH2, the third displacement sensor CH3, the fourth displacement sensor CH4, the fifth displacement sensor CH5 and the sixth displacement sensor CH6, that is, the position of the straightening wheels (pinch rollers).
Fig. 7 is a schematic diagram of another display frame of the display screen in the numerically controlled steel bar straightening and cutting machine according to the embodiment of the present invention, after writing into the database of the steel bars of corresponding specifications, the position information of the straightening wheels can be displayed on the display frame, and then the operator can confirm the position information. For example, pressing "13 mm press confirm" directly writes to the tested database of 13mm rebar.
The embodiment of the utility model provides a numerical control bar straightening and cutting machine, the control unit is used for according to the type of waiting to adjust the reinforcing bar, and the alignment wheel to corresponding position in the alignment wheelset is respectively organized in the control actuating mechanism drive. The control unit is used for controlling the driving mechanism to drive and adjust the position of at least one group of straightening wheels according to the real-time length of the steel bar straightened by the straightening wheel group. Illustratively, before the numerically controlled steel bar straightening and cutting machine runs, all tested mature databases are imported into the control unit, and the control unit adjusts the position of the straightening wheels according to the straightening wheel position database. For example, the diameter phi 19 of the steel bar wound in a field is set to be phi 19 through the display screen, and then after the numerical control steel bar straightening and cutting machine is started, the control unit firstly self-checks whether the position of each straightening wheel is a normal straightening position, wherein the normal straightening position is the position of the straightening wheel matched with the diameter phi 19 of the steel bar. If not, the control unit automatically drives the related straightening wheels to move to the correct position, and the wire feeding is automatically started after all the conditions are met to straighten the reinforcing steel bars. The numerical control steel bar straightening and cutting machine records the real-time length of each coil of steel bar in real time in the whole operation process, namely the real-time length of the part which is not straightened. For example, the lengths of the residual steel bars can be obtained through corresponding motor rotation and an encoder, data in a database are obtained, and the positions of the straightening wheels are adjusted in real time according to the positions of the different pressing wheels corresponding to the steel bars with different lengths so as to meet the requirements of customers. After the last roll of steel bars is finished, replacing new roll of steel bars for wire threading, completely lifting each pressing wheel, enabling the new roll of steel bars to penetrate into the host machine, starting the straightening wheel motor system, automatically pressing the straightening wheels to the initial position, finally starting the traction system, and so on, calling the straightening wheel position database in real time by the system, and ensuring the straightness of the finished steel bars.
The embodiment of the utility model provides a still provide a control method of numerical control bar straightening cutter, this numerical control bar straightening cutter does the utility model discloses the numerical control bar straightening cutter that arbitrary embodiment provided, figure 8 is the utility model discloses the flow schematic diagram of a control method of numerical control bar straightening cutter that provides, please refer to figure 8, the utility model provides a control method of numerical control bar straightening cutter includes:
S11O, the control unit acquires parameters measured by the displacement sensor and steel bar processing parameters;
S12O, the control unit controls the driving mechanism to drive the straightening wheel set to the target position according to the parameters measured by the displacement sensor and the steel bar processing parameters.
The position of the straightening wheel corresponding to the steel bar processing parameter is stored in a straightening wheel position database, and the control unit calls a target position to which the straightening wheel needs to be adjusted according to the parameter measured by the displacement sensor, the corresponding parameter and the steel bar processing parameter, and controls the adjustment of the driving mechanism.
S130, in the straightening process, the control unit obtains the real-time length of the steel bar to be straightened, and the position of the straightening wheel set is adjusted according to the real-time length.
In the automatic operation of the numerical control steel bar straightening and cutting machine, the steel bar stress corresponding to different layers of a coil steel bar is different, the straightness of the steel bar can change along with the change of the number of the unreeling layers in the operation process, and the pressing amount of the straightening wheel needs to be adjusted to solve the problem of the straightness of a finished steel bar product. The control unit obtains the real-time length of the steel bar to be straightened, the position of the straightening wheel group is adjusted according to the real-time length, namely the position of the straightening wheel group is adjusted by the control unit in operation, the problem of straightness of a finished steel bar product is solved by changing the pressing amount of the straightening wheel according to the length of the steel bar in real time, the complex problem that the straightening wheel needs to be manually adjusted for many times in the prior art is solved, the full-automatic straightening is carried out after the equipment is operated, the manual adjustment for many times is not needed, and the operation efficiency of the equipment is improved.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (8)
1. The utility model provides a numerical control bar straightening cutter which characterized in that includes:
at least two straightening wheel sets which are arranged oppositely;
the driving mechanism is connected with at least one straightening wheel set;
the displacement sensor is arranged on at least one straightening wheel set;
and the control unit is electrically connected with the displacement sensor and the driving mechanism.
2. The digitally controlled rebar straightening and cutting machine according to claim 1, wherein the at least two straightening wheel sets comprise a first straightening wheel set comprising at least two first straightening wheels and a second straightening wheel set comprising at least two second straightening wheels; the first straightening wheels and the second straightening wheels are respectively arranged up and down and are staggered along the transverse direction; at least one of the first and second straightening wheels is provided with the displacement sensor.
3. The numerically controlled bar straightening and cutting machine according to claim 2, wherein said at least two straightening wheel sets further comprise a third straightening wheel set and a fourth straightening wheel set;
the third straightening wheel group comprises at least two third straightening wheels, and the fourth straightening wheel group comprises at least two fourth straightening wheels; the third straightening wheels and the fourth straightening wheels are arranged left and right respectively and are transversely staggered;
at least one of the third and fourth straightening wheels is provided with the displacement sensor.
4. The numerical control steel bar straightening and cutting machine according to claim 1, further comprising a display screen, wherein the display screen is electrically connected with the control unit, and the control unit is used for controlling the display screen to display the acquired real-time position information of each displacement sensor.
5. The numerically controlled steel bar straightening and cutting machine according to claim 1, wherein the control unit is used for controlling the driving mechanism to drive the straightening wheels in each straightening wheel group to a target position according to the parameters measured by the displacement sensor and the steel bar processing parameters.
6. The numerically controlled steel bar straightening and cutting machine according to claim 5, wherein the control unit is used for controlling the driving mechanism to drive and adjust the position of at least one group of straightening wheels according to the real-time length of the steel bar straightened by the straightening wheel group.
7. The numerically controlled steel bar straightening and cutting machine according to claim 1, further comprising a traction mechanism, wherein the traction mechanism is electrically connected with the control unit, and the traction mechanism is used for drawing a wire.
8. The numerically controlled steel bar straightening and cutting machine according to claim 1, wherein the control unit employs a PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920519345.6U CN210023574U (en) | 2019-04-17 | 2019-04-17 | Numerical control steel bar straightening and cutting machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920519345.6U CN210023574U (en) | 2019-04-17 | 2019-04-17 | Numerical control steel bar straightening and cutting machine |
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| CN210023574U true CN210023574U (en) | 2020-02-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940111A (en) * | 2019-04-17 | 2019-06-28 | 建科机械（天津）股份有限公司 | Numerical control steel reinforcement straightening cutting machine and its control method |
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- 2019-04-17 CN CN201920519345.6U patent/CN210023574U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109940111A (en) * | 2019-04-17 | 2019-06-28 | 建科机械（天津）股份有限公司 | Numerical control steel reinforcement straightening cutting machine and its control method |
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