阅读说明：本技术 一种自动控制的拨轮装置及其拨轮方法 (automatic control wheel shifting device and wheel shifting method thereof ) 是由 赵志强 唱荣雷 王强 周成 夏中雷 张兴杰 岳立平 邓墨辰 王晨忆 刘易飞 李京 于 2019-10-09 设计创作，主要内容包括：本发明公开了一种自动控制的拨轮装置及其拨轮方法,拨轮装置主要由控制系统、伺服电机、直线模组、摆动气缸、导向轮以及监测光电等元件组成。当汽车轮毂在自动化物流辊道上面出现卡轮状况时,该拨轮装置可自动识别卡轮工况,进行拨轮动作,减少人工作业强度,保证连续化生产,为设备维修争取时间。同时该拨轮装置也可以通过手动模式,可单独控制辊道两侧导向轮的位置,为轮毂转向起导向作用。(The invention discloses an automatic control wheel shifting device and a wheel shifting method thereof. When the automobile wheel hub has a wheel clamping condition on the automatic material flow roller way, the wheel shifting device can automatically identify the working condition of the wheel clamping, perform wheel shifting action, reduce the manual operation intensity, ensure continuous production and strive for time for equipment maintenance. Meanwhile, the shifting wheel device can independently control the positions of the guide wheels on two sides of the roller way through a manual mode, and plays a role in guiding the steering of the wheel hub.)

1. an automatically controlled thumb wheel device, comprising: the device comprises a linear module, a servo motor, a swing cylinder, a guide wheel, a plurality of photoelectric monitors and a drag chain, wherein the devices are symmetrically arranged along logistics roller ways on two sides, wherein the servo motor is arranged on one side of the linear module and is used as a power device of the linear module, the straight line module is arranged at the edge of the logistics roller way in parallel and is fixed by the straight line module fixing bolt, the swing cylinder is arranged on the linear module sliding block of the linear module and is fastened through a swing cylinder fixing bolt, the swing cylinder slides along with the linear module slide block, the guide wheel is fixed on the swing cylinder through a guide wheel fixing bolt and rotates along with the swing cylinder, the air inlet pipe of the swing cylinder is fixed on the drag chain and runs along with the swing cylinder, and the photoelectric monitors are uniformly distributed on the edge plates of the logistics roller ways on the two sides and used for monitoring the running state of the automobile hub and providing judgment basis for the thumb wheel control system.

2. The automatically controlled thumb wheel device of claim 1, wherein the thumb wheel control system comprises a touch screen, a PLC controller, and a servo driver.

3. an automatically controlled thumbwheel method implemented according to the thumbwheel apparatus of claim 2, comprising the steps of:

The spacing distance between the photoelectric monitors on the two sides of the corresponding logistics roller way is equal to the diameter length of the automobile hub, and the time for the photoelectric monitors to monitor the traveling wheel hub is the length of the wheel hub diameter divided by the speed of the roller way and is recorded as time T;

when the next-stage photoelectric monitor of the current photoelectric monitor displays a wheel-free working condition and the current photoelectric monitor monitors that the wheel-on time is longer than 1.2T, indicating that the current automobile hub is clamped, and monitoring that a wheel clamping signal at the moment is transmitted to the PLC;

After the PLC controller is analyzed and judged, the servo motors on two sides of the logistics roller way are controlled to rotate through the servo controller, the servo motors drive the linear modules on two sides of the logistics roller way to convey the swinging air cylinders and the guide wheels in the recovery state to the position of the previous-stage photoelectric monitor of the current photoelectric monitor, the swinging air cylinders rotate to unfold the guide wheels, and the guide wheels on two sides form a V shape;

The PLC controller controls the linear module to move forwards again, meanwhile, the guide wheels on the two sides drag the clamped wheel hub to move forwards until the clamped wheel hub reaches the monitoring range of the next-stage photoelectric monitor, and meanwhile, when the linear module slide block reaches the position of the photoelectric monitor at the current clamping wheel position, the shifting wheel action is completed.

4. An automatically controlled thumbwheel method implemented according to the thumbwheel apparatus of claim 2, comprising the steps of:

When the hub is reversed or the local hub is clamped, the PLC sends a control instruction to the swing cylinder and the servo driver by manually arranging the touch screen, and the retraction state of the swing cylinder is changed into the unfolding state;

servo driver control servo motor rotates, and servo motor drives sharp module slip table again and locates the motion to higher level photoelectric monitor, and swing cylinder and the cooperation of sharp module slider begin the thumb wheel, and the thumb wheel is accomplished the back, and the photoelectric monitor department of slip table position feedback to current wheel, and the subordinate photoelectric monitor department of current photoelectric monitor is fed back to the wheel hub position.

5. the dynamic control thumb wheel method according to claim 4, characterized in that when the thumb wheel device is switched to a manual mode through a touch screen, the positions of the guide wheels on the two sides of the roller way are adjusted through manual operation, and the two guide wheels play a role in guiding the running process and reversing of the wheel hub;

When the monitoring photoelectricity monitors that the wheel is blocked, the wheel shifting device can be automatically switched to an automatic wheel shifting mode to realize wheel shifting action;

After the shifting wheel is finished, the guide wheels on the two sides of the logistics roller way are restored to the manual adjusting positions, and the hub continues to be guided.

Technical Field

The invention relates to an automatic control wheel shifting device and a wheel shifting method thereof, wherein the device can be arranged on a roller way of an automatic production line, when an automobile hub is clamped on the roller way, the wheel shifting device can automatically shift a wheel, and simultaneously when the device is switched to a manual mode, the position of a guide wheel can be manually adjusted, so that the device plays a role in guiding the hub when the hub travels or turns on the roller way.

background

The automobile hub is used as a common automobile part, and the production line operation of the automobile hub is realized. The automobile hub market demand is huge, and the task industry of hub manufacturers is particularly heavy. The automobile hub needs continuous and uninterrupted production, and therefore the normal operation of a hub production line needs to be guaranteed. However, in the process of hub rotation line operation, a blank hub, a semi-finished hub and a finished hub all need to operate on a logistics roller way, when the roller way operation time is too long, the roller way is worn and aged, at the moment, the hub is clamped on the roller way in the operation process and is not moved, or the hub is not smoothly reversed, and at the moment, an automatic control wheel shifting device is required to be invented. The device can guarantee that production goes on in succession, improves production efficiency, also strives for more time for the roll table maintains the maintenance simultaneously.

Disclosure of Invention

in view of the above technical problems, an object of the present invention is to provide an automatically controllable wheel shifting device and a wheel shifting method thereof, which can perform automatic wheel shifting when a wheel is stuck during the operation of a wheel hub, and can also guide the direction change of the wheel hub.

in order to realize the purpose, the invention is realized according to the following technical scheme:

An automatically controlled thumb wheel device, comprising: the device comprises a linear module, a servo motor, a swing cylinder, a guide wheel, a plurality of photoelectric monitors and a drag chain, wherein the devices are symmetrically arranged along logistics roller ways on two sides, wherein the servo motor is arranged on one side of the linear module and is used as a power device of the linear module, the straight line module is arranged at the edge of the logistics roller way in parallel and is fixed by the straight line module fixing bolt, the swing cylinder is arranged on the linear module sliding block of the linear module and is fastened through a swing cylinder fixing bolt, the swing cylinder slides along with the linear module slide block, the guide wheel is fixed on the swing cylinder through a guide wheel fixing bolt and rotates along with the swing cylinder, the air inlet pipe of the swing cylinder is fixed on the drag chain and runs along with the swing cylinder, and the photoelectric monitors are uniformly distributed on the edge plates of the logistics roller ways on the two sides and used for monitoring the running state of the automobile hub and providing judgment basis for the thumb wheel control system.

preferably, the thumb wheel control system comprises a touch screen, a PLC controller and a servo driver.

The invention provides an automatic control wheel shifting method, which is realized according to the wheel shifting device and is characterized by comprising the following steps:

The spacing distance between the photoelectric monitors on the two sides of the corresponding logistics roller way is equal to the diameter length of the automobile hub, and the time for the photoelectric monitors to monitor the traveling wheel hub is the length of the wheel hub diameter divided by the speed of the roller way and is recorded as time T;

When the next-stage photoelectric monitor of the current photoelectric monitor displays a wheel-free working condition and the current photoelectric monitor monitors that the wheel-on time is longer than 1.2T, indicating that the current automobile hub is clamped, and monitoring that a wheel clamping signal at the moment is transmitted to the PLC;

After the PLC controller is analyzed and judged, the servo motors on two sides of the logistics roller way are controlled to rotate through the servo controller, the servo motors drive the linear modules on two sides of the logistics roller way to convey the swinging air cylinders and the guide wheels in the recovery state to the position of the previous-stage photoelectric monitor of the current photoelectric monitor, the swinging air cylinders rotate to unfold the guide wheels, and the guide wheels on two sides form a V shape;

the PLC controller controls the linear module to move forwards again, meanwhile, the guide wheels on the two sides drag the clamped wheel hub to move forwards until the clamped wheel hub reaches the monitoring range of the next-stage photoelectric monitor, and meanwhile, when the linear module slide block reaches the position of the photoelectric monitor at the current clamping wheel position, the shifting wheel action is completed.

the invention provides an automatic control wheel shifting method, which is realized according to the wheel shifting device and is characterized by comprising the following steps:

When the hub is reversed or the local hub is clamped, the PLC sends a control instruction to the swing cylinder and the servo driver by manually arranging the touch screen, and the retraction state of the swing cylinder is changed into the unfolding state;

Servo driver control servo motor rotates, and servo motor drives sharp module slip table again and locates the motion to higher level photoelectric monitor, and swing cylinder and the cooperation of sharp module slider begin the thumb wheel, and the thumb wheel is accomplished the back, and the photoelectric monitor department of slip table position feedback to current wheel, and the subordinate photoelectric monitor department of current photoelectric monitor is fed back to the wheel hub position.

Preferably, when the thumb wheel device is switched to a manual mode through the touch screen, the positions of the guide wheels on the two sides of the roller way are adjusted through manual operation, and the two guide wheels play a role in guiding the advancing process and reversing of the wheel hub;

When the monitoring photoelectricity monitors that the wheel is blocked, the wheel shifting device can be automatically switched to an automatic wheel shifting mode to realize wheel shifting action;

After the shifting wheel is finished, the guide wheels on the two sides of the logistics roller way are restored to the manual adjusting positions, and the hub continues to be guided.

Compared with the prior art, the invention has the following advantages:

when the automobile wheel hub has a wheel clamping condition on the automatic material flow roller way, the wheel shifting device can automatically identify the working condition of the wheel clamping, perform wheel shifting action, reduce the manual operation intensity, ensure continuous production and strive for time for equipment maintenance. Meanwhile, the shifting wheel device can independently control the positions of the guide wheels on two sides of the roller way through a manual mode, and plays a role in guiding the steering of the wheel hub.

drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of an overall layout of a thumb wheel device according to an embodiment of the present invention;

Fig. 2a and 2b are partially enlarged schematic views of a thumb wheel device according to an embodiment of the invention;

FIG. 3 is a schematic diagram of an automatic thumb wheel control process according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of the logic control of the auto jog dial according to the embodiment of the present invention;

FIG. 5 is a schematic layout of the guiding embodiment of the present invention;

In the figure: the device comprises a material flow roller way 1, a material flow roller way 2, a vehicle wheel hub 3, a roller 4, a photoelectric monitor 5, a drag chain 6, a guide wheel 7, a linear module 8, a servo motor 9, a pneumatic connector 10, a drag chain positioning pin 11, a linear module sliding block 11, a swing cylinder 12, a swing cylinder fixing bolt 13, a guide wheel fixing bolt 14 and a linear module fixing bolt 15.

Detailed Description

in order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "radial," "axial," "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

in the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

as shown in fig. 1, 2a and 2b, according to an embodiment of the present invention, the present invention provides an automatically controlled thumbwheel device, including: the device comprises a linear module 7, a servo motor 8, a swing cylinder 12, a guide wheel 6, a plurality of photoelectric monitors 4 and a drag chain 5, wherein the devices are symmetrically installed along a logistics roller way 1 on two sides, the servo motor 8 is installed on one side of the linear module 7 and used as a power device of the linear module 7, the linear module 7 is parallelly placed on the edge of the logistics roller way 1 and fixed by a linear module fixing bolt 15, the swing cylinder 12 is installed on a linear module sliding block 11 of the linear module 7 and fastened by a swing cylinder fixing bolt 13, the swing cylinder 12 slides along with the linear module sliding block 15, the guide wheel 6 is fixed on the swing cylinder 12 by a guide wheel fixing bolt 14 and rotates along with the swing cylinder 12, an air inlet pipe (not shown) of the swing cylinder 12 is fixed on the drag chain 5 and runs along with the swing cylinder 12, the photoelectric monitors 4 are uniformly distributed on the edge plates of the logistics roller ways 1 on the two sides and used for monitoring the running state of the automobile hub and providing judgment basis for the thumb wheel control system.

the dial wheel control system comprises a touch screen, a PLC (programmable logic controller) and a servo driver. These devices are mounted in an electrical cabinet, not shown.

In the automatic wheel shifting mode, as shown in fig. 1, all the components are symmetrically installed, the guide wheels 6 symmetrically and synchronously act, and the running direction of the hub is shown as an arrow in fig. 1.

according to an embodiment of the present invention, as shown in fig. 4, the present invention provides an automatic control wheel dialing method, which is implemented according to the wheel dialing device, and includes the following steps:

the spacing distance between the photoelectric monitors on the two sides of the corresponding logistics roller way is equal to the diameter length of the automobile hub, and the time for the photoelectric monitors to monitor the traveling wheel hub is the length of the wheel hub diameter divided by the speed of the roller way and is recorded as time T;

When the next-stage photoelectric monitor of the current photoelectric monitor displays a wheel-free working condition and the current photoelectric monitor monitors that the wheel-on time is longer than 1.2T, indicating that the current automobile hub is clamped, and monitoring that a wheel clamping signal at the moment is transmitted to the PLC;

After the PLC controller is analyzed and judged, the servo motors on two sides of the logistics roller way are controlled to rotate through the servo controller, the servo motors drive the linear modules on two sides of the logistics roller way to convey the swinging air cylinders and the guide wheels in the recovery state to the position of the previous-stage photoelectric monitor of the current photoelectric monitor, the swinging air cylinders rotate to unfold the guide wheels, and the guide wheels on two sides form a V shape;

The PLC controller controls the linear module to move forwards again, meanwhile, the guide wheels on the two sides drag the clamped wheel hub to move forwards until the clamped wheel hub reaches the monitoring range of the next-stage photoelectric monitor, and meanwhile, when the linear module slide block reaches the position of the photoelectric monitor at the current clamping wheel position, the shifting wheel action is completed.

As shown in fig. 1, 2 pairs, i.e. 4 symmetrically arranged photoelectric monitors are installed on a transverse logistics roller way 1, 3 pairs, i.e. 6 symmetrically arranged photoelectric monitors are installed on a longitudinal logistics roller way, and the interval distance between the photoelectric monitors on the transverse logistics roller way and the longitudinal logistics roller way is the length of one hub diameter.

Specifically, according to a specific embodiment of the present invention, the dial wheel control logic is as shown in fig. 4, the numbers of the photoelectric monitors are respectively set as 4A, 4B, 4C, 4D, and 4E from the horizontal direction to the longitudinal direction, when the photoelectric monitors 4A and 4B monitor no hub, the photoelectric monitor 4C simultaneously monitors that a hub is present, and if the stay time T of the hub monitored by the photoelectric monitor 4C is less than or equal to 1.2T, the PLC controller determines that the hub normally operates on the roller bed; if the wheel hub residence time T is more than 1.2T (T is wheel hub diameter/roller way speed), the PLC controller judges that the wheel hub is blocked near the photoelectric monitor 4C, the wheel shifting device starts to shift the wheel at the moment, the PLC controller controls the swing air cylinder 12 to withdraw to enable the guide wheel 6 to be parallel to the edge of the roller way, and meanwhile, the linear module sliding block 11 is controlled to the upper photoelectric monitor 4D of the photoelectric monitor 4C, such as the dotted guide wheel shown in figure 1. Then the PLC controller controls the swinging cylinders 12 on the two sides to be unfolded, as shown in figure 1, then the sliding block 11 starts to slide forwards to drive the shifting wheel of the guide wheel 6, when the sliding block moves to the photoelectric monitor 4C, and the wheel hub enters the monitoring range of the photoelectric monitors 4A and 4B, the linear module sliding block 11 stops moving, the shifting wheel is completed, and the swinging cylinders 12 are retracted to keep the parallel state with the edge of the roller way.

According to another embodiment of the present invention, an automatic thumbwheel process is shown in fig. 3, and the present invention provides an automatic control thumbwheel method, which is implemented according to the thumbwheel device described above, and includes the following steps:

When the hub is reversed or the local hub is clamped, the PLC sends a control instruction to the swing cylinder and the servo driver by manually arranging the touch screen, and the retraction state of the swing cylinder is changed into the unfolding state;

Servo driver control servo motor rotates, and servo motor drives sharp module slip table again and locates the motion to higher level photoelectric monitor, and swing cylinder and the cooperation of sharp module slider begin the thumb wheel, and the thumb wheel is accomplished the back, and the photoelectric monitor department of slip table position feedback to current wheel, and the subordinate photoelectric monitor department of current photoelectric monitor is fed back to the wheel hub position.

the automatic thumb wheel device is also compatible with a manual mode, when the thumb wheel device is switched to the manual mode through a touch screen, the positions of the guide wheels on the two sides of the roller way are adjusted through manual operation, and as shown in fig. 5, the two guide wheels play a role in guiding the advancing process and reversing of the wheel hub;

When the monitoring photoelectricity monitors that the wheel is blocked, the wheel shifting device can be automatically switched to an automatic wheel shifting mode to realize wheel shifting action;

After the shifting wheel is finished, the guide wheels on the two sides of the logistics roller way are restored to the manual adjusting positions, and the hub continues to be guided.

When the hub is reversed or the local hub is clamped, the PLC sends a control instruction to the swing cylinder 12 and the servo driver by manually setting a touch screen, and the swing cylinder 12 is changed into an unfolded state when being retracted;

The PLC controls the servo motor and the linear module to move through the servo driver, so that guide wheels on two sides of the roller way are manually controlled, and each guide wheel is manually adjusted to any position to guide a travelling wheel hub;

When the photoelectric monitor monitors the condition of wheel clamping, the wheel shifting device can be automatically switched into an automatic mode to realize the action of the wheel shifting;

After the shifting wheel succeeds, the guide wheels on the two sides of the logistics roller way are restored to the manual adjusting positions, and continue to play a role in guiding the wheel hub.

The servo motor and the servo driver of the thumb wheel device can be replaced by the stepping motor and the stepping driver, and the function of the swing cylinder can also be replaced by the servo motor.

the foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.