阅读说明：本技术 一种石膏板精确定位输送机构及方法 (Accurate positioning and conveying mechanism and method for gypsum boards ) 是由 张乾 管明 孙荣 于恩林 崔浩 安福臣 魏玉玺 于 2021-09-22 设计创作，主要内容包括：本发明涉及石膏板生产设备技术领域,公开了一种石膏板精确定位输送机构,其包括输送带机构及其动力机构减速电机；安装于输送带上方的脚轮、接近开关；设置于输送带机构两端部的支撑转轴以及与升降气缸；与减速电机、升降气缸电信号连接的PLC控制系统。本发明还公开了一种石膏板精确定位输送方法,通过脚轮及接近开关识别石膏板进入和离开的时间点,并根据传输速度确定石膏板的宽度,通过PLC控制系统控制输送带机构将石膏板准确输送至指定位置,使石膏板的定位非常准确；在指定位置成相应工序后,通过输送带机构的旋转下降,将石膏板输送至下一步工序,输送的方式更加平稳,减少了由于石膏板损伤带来的清理清洁问题,提高了设备的稳定性。(The invention relates to the technical field of gypsum board production equipment, and discloses a gypsum board accurate positioning and conveying mechanism which comprises a conveying belt mechanism and a speed reduction motor of a power mechanism of the conveying belt mechanism; the trundles and the proximity switches are arranged above the conveying belt; the supporting rotating shafts are arranged at two end parts of the conveying belt mechanism, and the lifting air cylinders are arranged on the supporting rotating shafts; and the PLC control system is in electric signal connection with the speed reducing motor and the lifting cylinder. The invention also discloses a gypsum board accurate positioning and conveying method, which is characterized in that the time points of the entry and the exit of the gypsum board are identified through the trundles and the proximity switches, the width of the gypsum board is determined according to the conveying speed, and the conveying belt mechanism is controlled by the PLC control system to accurately convey the gypsum board to the specified position, so that the gypsum board is accurately positioned; become corresponding process at the assigned position after, through the rotatory decline of conveyer belt mechanism, carry the gypsum board to next step process, the mode of carrying is more steady, has reduced because the clearance problem that the gypsum board damage brought, has improved the stability of equipment.)

1. The utility model provides a gypsum board accurate positioning conveying mechanism which characterized in that: it includes:

the conveying belt mechanism (10) and the power mechanism thereof are provided with a speed reducing motor (3);

a caster (9) and a proximity switch (8) which are arranged above the conveyer belt (10);

an induction transmission device (5) connected with the caster (9) and the proximity switch (8);

supporting rotating shafts (11) and lifting cylinders (1) which are arranged at two end parts of the conveying belt mechanism (10);

and the PLC control system is in electric signal connection with the speed reducing motor (3) and the lifting cylinder (1).

2. The accurate positioning and conveying mechanism for gypsum boards as claimed in claim 1, wherein: the device is characterized by further comprising a cross beam (4), wherein the proximity switch (8) is installed on the cross beam (4), one end of the induction transmission device (5) is installed on the cross beam (4), and the other end of the induction transmission device is fixedly connected with a caster (9) installed above the conveying belt mechanism (10).

3. The accurate positioning and conveying mechanism for gypsum boards as claimed in claim 2, wherein: the lifting device is characterized by further comprising a lifter (7) used for adjusting the height of the cross beam (4), wherein the cross beam (4) is installed at the bottom of an output screw rod of the lifter (7).

4. The accurate positioning and conveying mechanism for gypsum boards as claimed in claim 3, wherein: the crossbeam (4) is also provided with a limiting device (6) for adjusting the displacement of the induction transmission device (5) and the caster (9).

5. The accurate positioning and conveying mechanism for gypsum boards as claimed in claim 4, wherein: the conveying belt mechanism (10) is further provided with a tensioning device (2) used for adjusting the tensioning force of the conveying belt.

6. The accurate positioning and conveying method for the gypsum board is characterized by comprising the following steps: the accurate gypsum board positioning and conveying mechanism is adopted according to any one of claims 1 to 5 and is carried out according to the following steps:

s1: the speed reducing motor (3) drives the conveying belt mechanism (10) to run at a constant speed, gypsum boards are conveyed to the lower portion of the trundles (9), the trundles (9) are stressed to lift upwards, the induction transmission device (5) deflects, and the proximity switch (8) receives a signal sent by the induction transmission device (5) at the time point;

s2: the conveying belt mechanism (10) continues to drive the gypsum board to move forwards, after the gypsum board is completely separated from the caster (9), the caster (9) falls under the action of gravity, and the proximity switch (8) receives a signal sent by the sensing transmission device (5) at the time point again;

s3: calculating the width of the gypsum board according to the time difference of the two signals and the transmission speed of the conveying belt mechanism (10);

s4: calculating the time point when the gypsum board enters the designated area according to the width of the gypsum board, and controlling a speed reducing motor (3) to stop the movement of the conveying belt mechanism (10) by a PLC (programmable logic controller) control system at the time point to stop the gypsum board at the designated area;

s5: the gypsum board stops at a designated area, after the corresponding process is finished, the lifting cylinder (1) recovers the push rod, the whole conveying belt mechanism (10) rotates and descends by taking the supporting rotating shaft (11) as an original point, and the gypsum board naturally falls onto the next-stage conveying belt;

s6: after the gypsum board completely leaves the conveyer belt mechanism (10), the push rod of the lifting cylinder (1) extends out, the conveyer belt mechanism (10) restores the horizontal position again, and the next cycle is started in step S1.

Technical Field

The invention relates to the technical field of gypsum board edge sealing equipment, in particular to a gypsum board accurate positioning and conveying mechanism and method.

Background

The banding process of gypsum board is packed the gypsum board after accomplishing the side cut, ensures the outward appearance of gypsum board neatly and prevents that the scratch in the transportation from causing the damage to the gypsum board end, and in process of production, the banding process is through production line flow process, and the gypsum board passes through the conveyer belt and gets into the bag sealer.

Traditional gypsum board gets into bag sealer adopts the throwing board mode, utilizes the difference in height between the conveyor promptly to throw the gypsum board into the alignment region of bag sealer, then will accomplish the gypsum board of the alignment process under the roller effect that the belt drove and send into next grade process.

However, the drop point positions of the gypsum boards are different due to the board throwing mode, so that the gypsum boards cannot stop in the middle of the designated area where the edge sealing machine aligns the gypsum boards after losing power, the stop positions are different every time, namely the final stop positions are changed all the time, the working procedure that the edge sealing machine aligns the gypsum boards in production has certain risks, if the working procedure exceeds the reasonable category for one time, the gypsum boards are possibly clamped by the aligning device, and the whole production efficiency is seriously reduced in the cleaning process.

Time and efficiency are of great importance in the production process, and improving the stability of equipment and reducing the time cost of the equipment caused by uncertain factors are indispensable links. The extensive type board throwing mode of the existing equipment for enabling the gypsum board to enter the edge bonding machine greatly reduces the stability of the equipment.

There is therefore a need in the market for a device that enables plasterboards to enter the plasterboard edge banding machine area to a given position, thereby reducing the risk of breakage of the plasterboards.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a gypsum board accurate positioning and conveying mechanism and a method, which solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a gypsum board accurate positioning conveying mechanism, it includes:

the conveyer belt mechanism and the power mechanism thereof reduce the speed of the motor;

the trundles and the proximity switches are arranged above the conveying belt;

the inductive transmission device is connected with the caster and the proximity switch;

the supporting rotating shafts are arranged at two end parts of the conveying belt mechanism, and the lifting air cylinders are arranged on the supporting rotating shafts;

and the PLC control system is in electric signal connection with the speed reducing motor and the lifting cylinder.

The device further comprises a cross beam, the proximity switch is installed on the cross beam, one end of the induction transmission device is installed on the cross beam, and the other end of the induction transmission device is fixedly connected with a caster which is installed above the conveying belt mechanism.

And the lifting machine is used for adjusting the height of the cross beam, and the cross beam is arranged at the bottom of an output screw rod of the lifting machine.

Furthermore, the crossbeam is also provided with a limiting device for adjusting the displacement of the induction transmission device and the caster.

Further, the conveyer belt mechanism still is provided with the overspeed device tensioner who is used for adjusting conveyer belt tensile force.

The accurate positioning and conveying method for the gypsum board comprises the following steps:

s1: the speed reducing motor drives the conveyer belt mechanism to run at a constant speed, the gypsum board is conveyed to the lower part of the trundle, the trundle is stressed to lift upwards, the induction transmission device deflects, and the proximity switch receives a signal sent by the induction transmission device at the time point;

s2: the conveyer belt mechanism continues to drive the gypsum board to advance, after the gypsum board is completely separated from the caster, the caster falls under the action of gravity, and the proximity switch receives a signal sent by the induction transmission device at the time point again;

s3: calculating the width of the gypsum board according to the time difference of the two signals and the transmission speed of the conveying belt mechanism;

s4: calculating the time point when the gypsum board enters the designated area according to the width of the gypsum board, and controlling a speed reducing motor to stop the movement of the conveying belt mechanism by a PLC (programmable logic controller) control system at the time point to stop the gypsum board at the designated area;

s5: the gypsum board stops in a designated area, after the corresponding process is finished, the lifting cylinder recovers the push rod, the whole conveying belt mechanism rotates and descends by taking the supporting rotating shaft as an original point, and the gypsum board naturally falls onto the next-stage conveying belt;

s6: and after the gypsum board completely leaves the conveying belt mechanism, the lifting cylinder push rod extends out, the conveying belt mechanism restores the horizontal position again, and the next cycle is started in the step S.

The invention has the beneficial effects that:

1. the gypsum board positioning device solves the problems that the gypsum board cannot accurately reach the designated position when entering the alignment area of the edge bonding machine at the present stage and is damaged, the time points of entering and leaving of the gypsum board are identified through the trundles and the proximity switches, the width of the gypsum board is determined according to the transmission speed, the accurate time of the gypsum board entering the designated area can be calculated after the width of the gypsum board is determined, and the gypsum board is accurately conveyed to the designated position by controlling the conveying belt mechanism through the PLC control system, so that the gypsum board is positioned very accurately;

2. after the corresponding process is formed at the appointed position, the rotary lifting system is controlled by the PLC control system to realize the rotary descending of the conveying belt mechanism, the gypsum board is conveyed to the next process, the conveying mode is more stable, the problem of cleaning caused by the damage of the gypsum board is reduced, the stability of the equipment is improved, the production rhythm is guaranteed not to be influenced by the emergency, and the production plan can be better completed.

Drawings

FIG. 1 is a front view of a precise positioning and conveying mechanism for gypsum boards in accordance with the present invention;

fig. 2 is a top view of a gypsum board accurate positioning and conveying mechanism of the invention.

In the figure:

1. a lifting cylinder; 2. a tensioning device; 3. a reduction motor; 4. a cross beam; 5. an induction drive; 6. a limiting device; 7. an elevator; 8. a proximity switch; 9. a caster wheel; 10. a conveyor belt mechanism; 11. supporting the rotating shaft.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a gypsum board accurate positioning conveying mechanism includes a conveying belt mechanism 10 and a power mechanism thereof, a speed reduction motor 3, a conveying belt of the conveying belt mechanism 10 is connected to an output end of the speed reduction motor 3, the conveying belt is driven by the speed reduction motor 3, the conveying belt mechanism 10 is further provided with a tensioning device 2 for adjusting a tensioning force of the conveying belt, the conveying belt is connected to the tensioning device 2 through an output end of the speed reduction motor 3, and the tensioning device 2 adjusts the tensioning force of the conveying belt.

A beam 4 is arranged above the conveying belt mechanism 10, and the beam 4 is provided with a caster 9, a proximity switch 8, a connecting caster 9 and an induction transmission device 5; one end of the induction transmission device 5 is arranged on the cross beam 4, and the other end is fixedly connected with a caster wheel 9 arranged above the conveying belt mechanism 10.

The truckle 9 is used for contacting with the gypsum board, and the truckle 9 is in contact with the gypsum board or the moment of breaking away from, and the skew takes place for the position of the induction drive device 5 that is connected with truckle 9, is provided with stop device 6 that is used for adjusting the displacement of induction drive device 5 and truckle 9 on the crossbeam 4, and stop device 6 is connected with induction drive device 5 for adjust induction drive device 5 and make it reset or restrict its offset.

The height of the cross beam 4 can be adjusted by providing a lifting device. The lifting machine 7 is arranged above the cross beam 4, the lifting machine 7 is lifted through the lead screw and the nut, the cross beam 4 is installed at the bottom of the lead screw of the lifting machine 7, the nut can be connected with the transmission shaft and the hand-operated wheel through the steering gear, and the lifting of the cross beam 4 is controlled through the hand-operated wheel.

The two ends of the conveying belt mechanism 10 are provided with a supporting rotating shaft 11 and a lifting cylinder 1; still set up PLC control system and gear motor 3, lift cylinder 1 electricity signal connection, through PLC control system direct control gear motor 3, lift cylinder 1, can carry out direct control to the conveying speed of conveyer belt mechanism, open and stop time, the lift action of lift cylinder 1 etc..

The operation process of the gypsum board accurate positioning and conveying mechanism is as follows:

firstly, the speed reducing motor 3 drives the conveyer belt mechanism 10 to run at a speed V, the gypsum board is conveyed to the lower part of the caster 9, the caster 9 is forced to lift upwards, the induction transmission device 5 deflects, and the proximity switch 8 receives a signal sent by the induction transmission device 5 at the time point; with the continuous gypsum board that drives of conveyer belt mechanism 10, after the gypsum board breaks away from truckle 9 completely, under the action of gravity, truckle 9 whereabouts, under stop device 6's effect, truckle 9 resets to initial position. At this time, the proximity switch 8 receives the signal from the induction drive 5 at this time point again.

Then calculating the width of the gypsum board, and calculating the width of the gypsum board according to the time difference of the two signals and the transmission speed of the conveying belt mechanism 10; and calculating the time point when the gypsum board enters the designated area according to the width of the gypsum board, and controlling the speed reducing motor 3 to stop the movement of the conveyer belt mechanism 10 by the PLC control system at the time point so as to stop the gypsum board at the designated area.

Then the gypsum board is berthhed in the appointed area, and after the corresponding processes such as align banding are accomplished, the push rod is retrieved to lift cylinder 1, and the whole rotatory decline that uses support shaft 11 as the initial point of conveyer belt mechanism 10, the gypsum board falls on the next level of conveyer belt naturally under the action of gravity.

And finally, after the gypsum board completely leaves the conveyer belt mechanism 10, the push rod of the lifting cylinder 1 extends out, and the conveyer belt mechanism 10 restores the horizontal position again and enters the next cycle.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.