CN213566634U - Binding force detection device of binding and packaging machine - Google Patents
Binding force detection device of binding and packaging machine Download PDFInfo
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- CN213566634U CN213566634U CN202022311539.2U CN202022311539U CN213566634U CN 213566634 U CN213566634 U CN 213566634U CN 202022311539 U CN202022311539 U CN 202022311539U CN 213566634 U CN213566634 U CN 213566634U
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- redirection
- wheel
- pressure sensor
- belt
- force detection
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Abstract
The utility model relates to an automatic change equipment for packing technical field, indicate especially a tie up baling press and tie up power detection device, tie up baling press and tie up power detection device and contain: frame, the tensioning subassembly of the area of sending and pulling force detection subassembly, it sets up to send the tensioning subassembly and pulling force detection subassembly in the frame, wherein, the pulling force detection subassembly includes: the device comprises a redirection channel, a redirection idle wheel and a pressure sensor, wherein the redirection channel and the pressure sensor are fixed on a rack, the redirection idle wheel is hinged on the pressure sensor, and the redirection idle wheel can freely rotate along a hinged point. The utility model discloses can detect the tensile instantaneous value of strapping, provide the packing force of different constancy relatively and satisfy the demand of tying up of different article.
Description
Technical Field
The utility model relates to an automatic change equipment for packing technical field, indicate a tie up baling press binding power detection device especially.
Background
Strapping machines are devices that utilize strapping to secure articles. The whole packaging process comprises the steps of feeding the belt, feeding the belt in place, pressing the head end of the belt, collecting the belt, pressing the tail end of the belt, cutting the belt, buckling by a welding mechanism, opening the bottom plate and discharging the belt, and resetting the head. In the steps, the belt feeding and withdrawing are realized by the forward and reverse rotation of the belt feeding device, the roller group consists of a driving roller and a driven roller, the packing belt penetrates through the space between the driving roller and the driven roller, and the driving roller and the driven roller drive the packing belt to feed or withdraw the belt by virtue of the friction force through the forward rotation or the reverse rotation. Because the characteristics of the objects to be bound are different, sometimes larger tension force is needed, sometimes smaller tension force is needed, the objects to be bound cannot be damaged, two ways of adjusting the tension force of the existing packing machine are provided, one is to detect the length of the tension time, and the other is to monitor the torque of the tension motor. The equivalent tension precision of the two detection modes is not high, the parameterization control is not facilitated, and the use on a flexible production line is greatly limited.
This application incorporates a new belt tensioner (see fig. 1 and 2) designed by the present company under patent application No. 202020476963.X, comprising: the belt feeding mechanism comprises a driving assembly and a gear seat 3 with a driven gear 2, a belt feeding wheel 21 and a driving gear 1 are sleeved outwards and sequentially on the output end of the driving assembly, the driving gear 1 is in meshed transmission with the driven gear 2, a pressing wheel 20 corresponding to the belt feeding wheel 21 is arranged on the side face of the driven gear 2, the belt feeding mechanism comprises a lever arm 6, a first connecting piece 8, a pressing assembly and a supporting shaft 5 fixed on the frame 22, the center of the lever arm 6 is movably connected with the supporting shaft 5, a shaft part 4 is arranged on the gear seat 3, the shaft part 4 is hinged to one end of the lever arm 6, and the other end of the lever arm 6 is hinged to the first connecting piece 8;
the pressing assembly comprises a pushing piece, a short swing arm 12, an adjusting screw rod 9 and a rotating shaft 16 arranged on a rack 22, the output end of the pushing piece is connected with the short swing arm 12 through the rotating shaft 16, one end of the adjusting screw rod 9 penetrates through the short swing arm 12, and the other end of the adjusting screw rod 9 is connected with a first connecting piece 8; the adjusting screw rod 9 is sleeved with a spring 19, the spring 19 is sleeved with a spring 19 sleeve 11, one end of the spring 19 extends out of the spring 19 sleeve 11 to abut against a short swing arm 12, the adjusting screw rod 9 is in threaded connection with a nut 10, and the nut 10 abuts against the end part of the spring 19 sleeve 11; it should be noted that, the driving gear 1 and the driven gear 2 are in meshed transmission, and when the driving gear 1 rotates, the driven gear 2 is driven to rotate, so that the pressing wheel 20 on the driven gear 2 rotates therewith.
The tape-feeding tensioning device can be suitable for strapping tapes with different thicknesses, can provide different friction forces during tape feeding and withdrawing, and has the advantages of simple structure and low production cost.
However, the tape tensioner cannot detect the binding force of the strapping machine.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a strapping machine strapping force detecting device, which can detect the instant value of the strapping force of the strapping tape, and provide different relatively constant pressing forces to satisfy the strapping requirements of different articles.
In order to achieve the above object, the utility model adopts the following technical scheme:
a binding force detection device of a binding and packaging machine is characterized by comprising: the device comprises a rack, a belt feeding tensioning assembly and a pulling force detection assembly, wherein the belt feeding tensioning assembly and the pulling force detection assembly are arranged on the rack,
the belt conveying and tensioning assembly comprises a motor, a speed reducer, a driving gear, a driven gear and a belt conveying wheel, the output end of the motor is connected with an input shaft of the speed reducer, the belt conveying wheel and the driving gear are sequentially sleeved on an output shaft of the speed reducer, the driving gear is in meshing transmission with the driven gear, and a pressing wheel corresponding to the belt conveying wheel is arranged on the side surface of the driven gear;
the tension detection assembly comprises: the device comprises a redirection channel, a redirection idle wheel and a pressure sensor, wherein the redirection channel and the pressure sensor are fixed on a rack, the redirection idle wheel is hinged on the pressure sensor, and the redirection idle wheel can freely rotate along a hinged point.
Furthermore, the pulling force detection assembly further comprises a controller, the acquisition end of the controller is connected with the data end of the pressure sensor, and the output end of the controller is in control connection with the motor.
Further, an outlet of the redirection channel is adjacent to an inlet of the belt conveying and tensioning assembly, and a gap between the belt conveying wheel and the pressing wheel is the inlet of the belt conveying and tensioning assembly.
The beneficial effects of the utility model reside in that:
the utility model discloses a: the strapping machine comprises a redirection channel, a redirection idler wheel and a pressure sensor, wherein in the process of strapping, a strapping tape is gradually tensioned and is tightly attached to the redirection idler wheel through the redirection channel, the tensioning force of the strapping tape acts on the redirection idler wheel at a certain angle, the acting force is transmitted to the pressure sensor fixed on a rack through the redirection idler wheel, the pressure sensor can measure the instant value of the strapping tension, the instant value of the strapping tension is instantly compared with the required tension value of a strapped article set by a controller, and the controller controls the rotating speed of a motor again, so that different relatively constant pressing forces are provided, and the strapping requirements of different articles can be met.
Drawings
Fig. 1 and 2 are schematic views illustrating the construction of the tape tensioner in the related art.
Fig. 3 is a schematic structural diagram of the present invention.
Detailed Description
Referring to fig. 3, the present invention relates to a binding force detecting device for a binding and packaging machine, the binding force detecting device for a binding and packaging machine includes: the device comprises a rack, a belt feeding tensioning assembly and a pulling force detection assembly, wherein the belt feeding tensioning assembly and the pulling force detection assembly are arranged on the rack,
the belt conveying and tensioning assembly comprises a motor, a speed reducer, a driving gear, a driven gear and a belt conveying wheel 4, the output end of the motor is connected with an input shaft of the speed reducer, the belt conveying wheel 4 and the driving gear are sequentially sleeved on an output shaft of the speed reducer, the driving gear is in meshing transmission with the driven gear, and a pressing wheel 1 corresponding to the belt conveying wheel 4 is arranged on the side surface of the driven gear; in the using process, a packing belt passes through the space between the belt conveying wheel 4 and the pressing wheel 1, and the friction force between the belt conveying wheel 4 and the pressing wheel 1 and the forward rotation or the reverse rotation of the belt conveying wheel 4 and the pressing wheel 1 drive the packing belt to convey the belt or withdraw the belt;
the tension detection assembly comprises: the device comprises a redirection channel 2, a redirection idle wheel 3 and a pressure sensor 5, wherein the redirection channel 2 and the pressure sensor 5 are fixed on a rack, the redirection idle wheel 3 is hinged on the pressure sensor 5, and the redirection idle wheel 3 can freely rotate along a hinged point.
In this embodiment, the tension detection assembly further includes a controller, an acquisition end of the controller is connected with a data end of the pressure sensor 5, and an output end of the controller is in control connection with the motor; the structure is simple and the use is good;
it should be noted that the controller (english name: control l er) refers to a master command device for controlling the starting, speed regulation, braking and reversing of the motor by changing the wiring of the master circuit or the control circuit and changing the resistance value in the circuit according to a predetermined sequence. The system consists of a program counter, an instruction register, an instruction decoder, a time sequence generator and an operation controller, and is a decision mechanism for issuing commands, namely, the decision mechanism is used for coordinating and commanding the operation of the whole computer system.
In this embodiment, the outlet of the redirecting channel 2 is adjacent to the inlet of the belt feeding and tensioning assembly, and the gap between the belt feeding wheel 4 and the pressing wheel 1 is the inlet of the belt feeding and tensioning assembly; the use is more convenient and practical.
The action principle is as follows:
in the process of winding, the strapping tape is gradually tensioned and is tightly attached to the direction-changing idle wheel 3 through the direction-changing channel 2, the tensioning force of the strapping tape acts on the direction-changing idle wheel 3 at a certain angle, the acting force is transmitted to the pressure sensor 5 fixed on the rack through the direction-changing idle wheel 3, the pressure sensor 5 transmits the pressure value to the controller, when the tension value reaches a set value, the controller controls the operation of winding to be completed, the winding wheel stops rotating, and the strapping machine then completes other subsequent operations (including pressing the tail end of the tape, cutting the tape, making a buckle, discharging the tape and the like). Because the installation angle of the redirection channel 2 and the pressure sensor 5 is fixed, the measured pressure value of the pressure sensor 5 and the tension force of the strapping tape are in a linear relation, and the pressure value measured by the pressure sensor 5 can be converted into an immediate value/accurate value of the strapping tension. The instant value of the binding tension force is instantly compared with the tension force value required by the bound object set by the controller, and the controller controls the rotating speed of the motor, so that different relatively constant pressing forces are provided, and the binding requirements of different objects can be met.
The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.
Claims (3)
1. A binding force detection device of a binding and packaging machine is characterized by comprising: the device comprises a rack, a belt feeding tensioning assembly and a pulling force detection assembly, wherein the belt feeding tensioning assembly and the pulling force detection assembly are arranged on the rack,
the belt conveying and tensioning assembly comprises a motor, a speed reducer, a driving gear, a driven gear and a belt conveying wheel, the output end of the motor is connected with an input shaft of the speed reducer, the belt conveying wheel and the driving gear are sequentially sleeved on an output shaft of the speed reducer, the driving gear is in meshing transmission with the driven gear, and a pressing wheel corresponding to the belt conveying wheel is arranged on the side surface of the driven gear;
the tension detection assembly comprises: the device comprises a redirection channel, a redirection idle wheel and a pressure sensor, wherein the redirection channel and the pressure sensor are fixed on a rack, the redirection idle wheel is hinged on the pressure sensor, and the redirection idle wheel can freely rotate along a hinged point.
2. The strapping force detection device of claim 1, wherein the tension detection assembly further comprises a controller, a data terminal of the pressure sensor is connected with a collection terminal of the controller, and an output terminal of the controller is in control connection with the motor.
3. The strapping force detecting device of claim 2, wherein the outlet of the redirecting channel is adjacent to the inlet of the belt feeding and tensioning assembly, and the gap between the belt feeding wheel and the pressing wheel is the inlet of the belt feeding and tensioning assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022311539.2U CN213566634U (en) | 2020-10-16 | 2020-10-16 | Binding force detection device of binding and packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022311539.2U CN213566634U (en) | 2020-10-16 | 2020-10-16 | Binding force detection device of binding and packaging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213566634U true CN213566634U (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022311539.2U Active CN213566634U (en) | 2020-10-16 | 2020-10-16 | Binding force detection device of binding and packaging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213566634U (en) |
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2020
- 2020-10-16 CN CN202022311539.2U patent/CN213566634U/en active Active
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