CN113120286A - Strapping gun - Google Patents

Abstract

The invention provides a strapping gun, which comprises a gun body, wherein a traction mechanism for drawing a strapping tape and a cutting mechanism for cutting the strapping tape are connected in the gun body, a channel for the strapping tape to penetrate in and out is connected in the gun body, the traction mechanism comprises a driving motor and a lower traction wheel positioned on the lower side of the channel, the driving motor is in transmission connection with the traction wheel through a transmission mechanism, the traction mechanism also comprises an upper traction wheel positioned on the upper side of the channel, the upper traction wheel is rotatably assembled on an installation frame, a plurality of springs are connected between the upper side surface of the installation frame and the inner wall of the gun body, the driving motor is in transmission connection with the upper traction wheel through a reversing mechanism, so that go up the traction wheel and pull the rotation opposite direction of wheel down, shutdown mechanism includes that the middle part rotates the hand handle of assembly in the rifle body, and hand handle lies in that the internal one end of rifle articulates there is the connecting rod, and the internal connecting of rifle has the middle part and the articulated cutter arbor of rifle body, and the end connection of cutter arbor has the cutting knife. Compared with the prior art, the strapping gun disclosed by the invention has the advantage that the strapping safety of the strapping tape is enhanced.

Description

Strapping gun

Technical Field

The invention relates to the technical field of strapping guns, in particular to a strapping gun.

Background

The wiring harness is a wiring component for connecting each electrical equipment in a circuit and comprises an insulating sheath, a wiring terminal, a lead, an insulating binding material and the like. In the process of processing the wire harness, the processed wire harness is often required to be bundled and placed on a special shelf, the processed wire harness is directly hung on the shelf after being bundled by a binding belt, and when the binding belt is used, a person is generally required to strain the binding belt and cut the binding belt at the buckle of the binding belt.

In order to enhance the binding efficiency of the binding belt, the operator usually performs the binding operation of the binding belt through a binding gun. The utility model discloses a chinese utility model patent that the bulletin number is CN204399518U discloses a ribbon rifle, this ribbon rifle includes the main part, handle and shutdown mechanism, the main part rear portion links to each other with the upper cover, the handle is connected with the main part pin joint, the handle middle part links to each other with third connection piece one end, the third connection piece other end is connected with second connection piece middle part, second connection piece upper portion links to each other with the spring leaf, the second roll axis setting of second connection piece lower part is in main part one side, spring leaf one side links to each other with the answer spring, shutdown mechanism includes the rifle head pad, counter bore that the rifle head was packed matches with the connecting hole in the main part, the blade sets up in the rifle head pad, blade one side is equipped with the pull rod, pull rod one end links to each other with the spring leaf, the other end links to each other with the second. According to the strapping gun in the patent, a brake handle is generally arranged in front of a gun handle of a gun shell of the strapping gun in the prior art, the brake handle is connected with a pulling rod device arranged in a gun head through a transmission device arranged in the gun shell, the pulling rod device of the strapping tape slides in the gun head, a cutter is arranged in front of the gun head, and the cutter can cut off the strapping tape which is bound firmly.

The binding force that the pencil (especially electric wire) bore is fixed, if the ligature dynamics surpassed the biggest binding force that the pencil can bear, the pencil probably can be damaged by the ribbon, influences the pencil and normally uses, can cause danger even. Operating personnel uses the ribbon rifle among the prior art can not know ribbon ligature power, very takes place to cause the pencil to damage because of the ligature power is too big easily.

Disclosure of Invention

The invention aims to provide a strapping gun, and aims to solve the technical problems that the strapping gun in the prior art cannot know the strapping force of a strapping tape, so that the excessive strapping force is easy to generate, and a wire harness is easy to damage.

In order to achieve the purpose, the invention discloses a technical scheme of a strapping gun, which comprises the following steps: the ribbon binding gun comprises a gun body, a traction mechanism used for drawing a ribbon and a cutting mechanism used for cutting off the ribbon are arranged in the gun body, a channel for the ribbon to penetrate into and penetrate out is arranged in the gun body, the traction mechanism comprises a driving motor and a lower traction wheel positioned on the lower side of the channel, the driving motor is in transmission connection with the traction wheel through a transmission mechanism, the traction mechanism further comprises an upper traction wheel positioned on the upper side of the channel, the upper traction wheel is rotatably assembled on the mounting frame, a plurality of springs are arranged between the upper side surface of the mounting frame and the inner wall of the gun body, the driving motor is in transmission connection with the upper traction wheel through a reversing mechanism, so that the upper traction wheel is opposite to the lower traction wheel in rotation direction, the cutting mechanism comprises a hand handle rotatably assembled in the gun body in the middle, and one end of the hand handle positioned in the gun body is hinged with a connecting rod, the internal middle part that is equipped with of rifle with rifle body articulated cutter arbor, the tip of cutter arbor is equipped with the cutting knife, the cutter arbor keep away from the one end of cutting knife with the connecting rod is articulated, the hand handle is located the one end in the external side of rifle is equipped with the hand splenium, fixedly connected with edge on the lower traction wheel connecting rod of traction wheel radial extension down, the internal articulated driving lever that has of rifle, the driving lever with be equipped with reset spring between the rifle body, the internal counter that is equipped with of rifle.

Preferably, the internal controller that is equipped with of rifle, the outside of the rifle body is equipped with the display, the controller respectively in counter and display electricity are connected, the controller is used for receiving the count signal that the counter carried, it is right the count signal is handled, obtains the ribbon and ties length, ties length and ribbon total length with the ribbon and carries out the ratio, obtains the ribbon and ties the dynamics.

Preferably, a solar cell panel is arranged on the gun body, a solar controller, an inverter and a storage battery are arranged in the gun body, the solar controller is electrically connected with the solar cell panel and the inverter respectively, and the inverter is electrically connected with the storage battery.

Preferably, the transmission mechanism comprises a first driving pulley, a guide pulley, a first driven pulley and a first synchronous belt which is wound among the first driving pulley, the guide pulley and the first driven pulley, the first driving pulley is fixed at the end part of an output shaft of the driving motor, and the first driven pulley is fixedly connected at the end part of the lower traction wheel.

Preferably, the guide wheels are provided with a plurality of guide wheels, the plurality of guide wheels are arranged in an upper layer and a lower layer, the guide wheels on the upper layer are positioned at the same horizontal height, and the guide wheels on the lower layer are positioned at the same height.

Preferably, the guide wheels have five, three of which form the upper guide wheels and two of which form the lower guide wheels.

Preferably, the upper traction wheel is provided with a plurality of upper traction wheels, and the plurality of upper traction wheels are uniformly arranged at intervals in the length direction of the mounting frame.

Preferably, the reversing mechanism includes a second driving pulley, a second driven pulley, a third driven pulley, a fourth driven pulley, a fifth driven pulley, a driving gear, a driven gear, a second synchronous belt, a third synchronous belt, and a fourth synchronous belt, the second driving pulley is coaxially and fixedly connected to the outer side of the first driving pulley, the second driven pulley is coaxially and fixedly connected to the end of the driving gear, the third driven pulley is coaxially and fixedly connected to the end of the driven gear, the fourth driven pulley has a plurality of fourth driven pulleys, the plurality of fourth driven pulleys are respectively and fixedly connected to the end of each upper traction wheel, the fifth driven pulley is fixedly connected to the end of the fourth driven pulley near the end of the upper traction wheel of the driving motor, and the second synchronous belt is wound between the second driving pulley and the third driven pulley, the third synchronous belt is wound between a plurality of fourth driven belt wheels, and the fourth synchronous belt is wound between the fifth driven belt wheel and the second driven belt wheel.

Preferably, be equipped with on the outer wall of rifle body with the joint that charges of battery electricity connection, the battery with driving motor electricity is connected.

The invention provides a strapping gun, which has the beneficial effects that compared with the prior art:

when the binding gun is used, the end part of the binding belt bound on the wire harness is inserted into the gun body, so that the end part of the binding belt is inserted between the upper traction wheel and the lower traction wheel. Control driving motor rotates, and driving motor drives driven pulley through first driving pulley and rotates, and then drives down the traction wheel and rotate, carries the ribbon to the internal portion of rifle. In this in-process, driving motor passes through the second driving pulley and drives the driving gear rotation, and the driving gear drives driven gear and rotates, and driven gear drives the traction wheel rotation on a plurality of, goes up traction wheel pivoted direction and traction wheel pivoted opposite direction down to carry the ribbon to the rifle internally. The upper traction wheel and the lower traction wheel can be meshed with the rack on the binding belt, so that the binding belt can be inserted into the gun body in the front side and can also be inserted into the gun body in the back side, and the operation is more convenient. After the ribbon is tensioned by the traction mechanism, the hand handle is pressed, the hand handle drives the connecting rod to rotate, the connecting rod drives one end of the cutter rod to move downwards, and one end of the cutter rod, which is provided with the cutting knife, moves upwards to cut off the ribbon. In the process, the connecting rod fixedly connected to the lower traction wheel rotates along with the lower traction wheel, the shifting rod is pushed to move once when the lower traction wheel rotates for one circle, and the shifting rod shifts the counter for counting one time. Every round of drive ribbon that rotates of traction wheel tightens up the fixed length down, the counter sends count signal for the controller, the controller receives count signal, handle count signal, it tightens up length to calculate the ribbon, and tighten up length and ribbon total length with the ribbon and carry out the ratio, reach the ribbon and tighten up the percentage, and tighten up the binding power numerical value that the percentage corresponds with the ribbon of typing in advance and compare, obtain the produced binding power numerical value of current ribbon, and export numerical value to the display and show. Compared with the prior art, the binding gun has the advantages that an operator can obtain the binding force of the binding belt in real time, the damage of the binding belt caused by overlarge binding force is avoided, and the binding safety of the binding belt is enhanced.

Drawings

FIG. 1 is a schematic view of the strap gun of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a control schematic of the strapping gun of the present invention;

in the figure: 1. a gun body; 2. a storage battery; 3. a drive motor; 4. a first driving pulley; 5. a guide wheel; 6. a first driven pulley; 7. a lower traction wheel; 8. a first synchronization belt; 9. a second driving pulley; 10. a driving gear; 11. a driven gear; 12. a second driven pulley; 13. a third driven pulley; 14. an upper traction wheel; 15. a fourth driven pulley; 16. a fifth driven pulley; 17. a second synchronous belt; 18. a third synchronous belt; 19. a fourth synchronous belt; 20. a hand-press handle; 21. a connecting rod; 22. a cutter bar; 23. a cutting knife; 24. a mounting frame; 25. a spring; 26. a connecting rod; 27. a deflector rod; 28. a return spring; 29. a counter; 30. a display; 31. a solar cell panel.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

The invention relates to a specific embodiment of a banding gun, as shown in figures 1, 2 and 3, comprising a gun body 1, a traction mechanism for drawing a banding and a cutting mechanism for cutting the banding are connected in the gun body 1, a channel for the banding to pass in and out is connected in the gun body 1, the traction mechanism comprises a driving motor 3, a lower traction wheel 7 positioned at the lower side of the channel, the driving motor 3 is connected with the traction wheel through a transmission mechanism in a transmission way, the traction mechanism also comprises an upper traction wheel 14 positioned at the upper side of the channel, the upper traction wheel 14 is rotatably assembled on an installation frame 24, a plurality of springs 25 are connected between the upper side surface of the installation frame 24 and the inner wall of the gun body 1, the driving motor 3 is connected with the upper traction wheel 14 through a reversing mechanism in a transmission way, so that the rotating directions of the upper traction wheel 14 and the lower traction wheel 7 are opposite, the cutting mechanism comprises a hand handle 20 rotatably assembled in the gun body 1 at the middle part, one end of the hand, the middle part of being connected with rifle body 1 articulated cutter arbor 22 in the rifle body 1, the end connection of cutter arbor 22 has cutting knife 23, and the one end that cutting knife 23 was kept away from to cutter arbor 22 is articulated with connecting rod 21, and the one end that the handle of pressing 20 is located the rifle body 1 outside is connected with the hand splenium.

In this embodiment, the transmission mechanism includes a first driving pulley 4, a guide pulley 5, a first driven pulley 6, and a first synchronous belt 8 that is looped around the first driving pulley 4, the guide pulley 5, and the first driven pulley 6, the first driving pulley 4 is fixed to an end of an output shaft of the driving motor 3, and the first driven pulley 6 is fixedly connected to an end of a lower traction wheel 7.

In this embodiment, the guide wheels 5 are provided with a plurality of guide wheels 5, the plurality of guide wheels 5 are arranged in an upper layer and a lower layer, the upper layer of guide wheels 5 are located at the same horizontal height, and the lower layer of guide wheels 5 are located at the same height.

In the present embodiment, the guide wheels 5 have five, three of which 5 form the upper guide wheels 5 and the other two guide wheels 5 form the lower guide wheels 5.

In this embodiment, the upper traction wheel 14 has a plurality of upper traction wheels 14, and the plurality of upper traction wheels 14 are arranged at regular intervals in the length direction of the mounting frame 24.

In this embodiment, the reversing mechanism includes a second driving pulley 9, a second driven pulley 12, a third driven pulley 13, a fourth driven pulley 15, a fifth driven pulley 16, a driving gear 10, a driven gear 11, a second synchronous belt 17, a third synchronous belt 18, and a fourth synchronous belt 19, the second driving pulley 9 is coaxially and fixedly connected to the outside of the first driving pulley, the second driven pulley 12 is coaxially and fixedly connected to an end portion of the driving gear 10, the third driven pulley 13 is coaxially and fixedly connected to an end portion of the driven gear 11, the fourth driven pulley 15 has a plurality of fourth driven pulleys 15, the plurality of fourth driven pulleys 15 are respectively and fixedly connected to an end portion of each of the upper traction wheels 14, the fifth driven pulley 16 is fixedly connected to an end portion of the fourth driven pulley 15 close to an end portion of the upper traction wheel 14 of the driving motor, the second synchronous belt 17 is wound between the second driving pulley 9 and the third driven pulley 13, the third timing belt 18 is looped around a plurality of the fourth driven pulleys 15, and the fourth timing belt 19 is looped around the fifth driven pulley 16 and the second driven pulley 12.

In this embodiment, still be connected with battery 2 in the rifle body 1, be connected with the joint that charges with battery 2 electricity is connected on the outer wall of rifle body 1, and battery 2 is connected with driving motor 3 electricity.

In this embodiment, a connecting rod 26 extending along the radial direction of the lower traction wheel is fixedly connected to the lower traction wheel, a shift lever 27 is hinged in the gun body, a return spring 28 is arranged between the shift lever and the gun body, and a counter 29 is arranged in the gun body. The internal controller that is equipped with of rifle, the outside of the rifle body is equipped with display 30, the controller respectively in counter and display electricity are connected, the controller is used for receiving the count signal that the counter carried is right the count signal is handled, obtains the ribbon and ties length, ties length and ribbon total length with the ribbon and carries out the ratio, obtains the ribbon and ties the dynamics. The solar energy gun is characterized in that a solar cell panel 31 is arranged on the gun body, a solar energy controller, an inverter and a storage battery are arranged in the gun body, the solar energy controller is respectively electrically connected with the solar cell panel and the inverter, and the inverter is electrically connected with the storage battery.

The invention provides a strapping gun, which has the beneficial effects that compared with the prior art:

when the band gun is used, the end part of the band tied on the wire harness is inserted into the gun body 1, and the end part of the band is inserted between the upper traction wheel 14 and the lower traction wheel 7. Control driving motor 3 and rotate, driving motor 3 drives driven pulley through first driving pulley 4 and rotates, and then drives down traction wheel 7 and rotate, carries the ribbon to rifle body 1 inside. In this process, driving motor 3 drives driving gear 10 through second driving pulley 9 and rotates, and driving gear 10 drives driven gear 11 and rotates, and driven gear 11 drives a plurality of and goes up traction wheel 14 and rotate, goes up traction wheel 14 pivoted direction and lower traction wheel 7 pivoted opposite direction to carry the ribbon to in the rifle body 1. The upper traction wheel 14 and the lower traction wheel 7 can be meshed with a rack on the binding belt, so that the binding belt can be inserted into the gun body 1 from the front side and can also be inserted into the gun body 1 from the back side, and the operation is more convenient. When the strap is tensioned by the traction mechanism, the hand handle 20 is pressed, the hand handle 20 drives the connecting rod 21 to rotate, the connecting rod 21 drives one end of the cutter bar 22 to move downwards, and one end of the cutter bar 22, which is provided with the cutting knife 23, moves upwards to cut off the strap. In the process, the connecting rod fixedly connected to the lower traction wheel rotates along with the lower traction wheel, the shifting rod is pushed to move once when the lower traction wheel rotates for one circle, and the shifting rod shifts the counter for counting one time. Every round of drive ribbon that rotates of traction wheel tightens up the fixed length down, the counter sends count signal for the controller, the controller receives count signal, handle count signal, it tightens up length to calculate the ribbon, and tighten up length and ribbon total length with the ribbon and carry out the ratio, reach the ribbon and tighten up the percentage, and tighten up the binding power numerical value that the percentage corresponds with the ribbon of typing in advance and compare, obtain the produced binding power numerical value of current ribbon, and export numerical value to the display and show. Compared with the prior art, the binding gun has the advantages that an operator can obtain the binding force of the binding belt in real time, the damage of the binding belt caused by overlarge binding force is avoided, and the binding safety of the binding belt is enhanced.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (9)

1. A strapping gun is characterized in that: comprises a gun body, a traction mechanism for drawing the ribbon and a cutting mechanism for cutting off the ribbon are arranged in the gun body, a channel for the ribbon to penetrate into and out of is arranged in the gun body, the traction mechanism comprises a driving motor and a lower traction wheel positioned on the lower side of the channel, the driving motor is in transmission connection with the traction wheel through a transmission mechanism, the traction mechanism further comprises an upper traction wheel positioned on the upper side of the channel, the upper traction wheel is rotatably assembled on a mounting frame, a plurality of springs are arranged between the upper side surface of the mounting frame and the inner wall of the gun body, the driving motor is in transmission connection with the upper traction wheel through a reversing mechanism, so that the upper traction wheel is opposite to the lower traction wheel in rotation direction, the cutting mechanism comprises a hand handle rotatably assembled in the gun body in the middle, and one end of the hand handle positioned in the gun body is hinged with a connecting rod, the internal middle part that is equipped with of rifle with rifle body articulated cutter arbor, the tip of cutter arbor is equipped with the cutting knife, the cutter arbor keep away from the one end of cutting knife with the connecting rod is articulated, the hand handle is located the one end in the external side of rifle is equipped with the hand splenium, fixedly connected with edge on the lower traction wheel connecting rod of traction wheel radial extension down, the internal articulated driving lever that has of rifle, the driving lever with be equipped with reset spring between the rifle body, the internal counter that is equipped with of rifle.

2. The strapping gun according to claim 1, wherein: the internal controller that is equipped with of rifle, the outside of the rifle body is equipped with the display, the controller respectively in counter and display electricity are connected, the controller is used for receiving the count signal that the counter carried is right the count signal is handled, obtains the ribbon and ties length, ties length and ribbon total length with the ribbon and carries out the ratio, obtains the ribbon and ties the dynamics.

3. The strapping gun according to claim 2, wherein: the solar energy gun is characterized in that a solar cell panel is arranged on the gun body, a solar energy controller, an inverter and a storage battery are arranged in the gun body, the solar energy controller is respectively electrically connected with the solar cell panel and the inverter, and the inverter is electrically connected with the storage battery.

4. The strapping gun according to claim 1, wherein: the transmission mechanism comprises a first driving belt wheel, a guide wheel, a first driven belt wheel and a first synchronous belt, wherein the first synchronous belt is wound among the first driving belt wheel, the guide wheel and the first driven belt wheel, the first driving belt wheel is fixed at the end part of an output shaft of the driving motor, and the first driven belt wheel is fixedly connected at the end part of the lower traction wheel.

5. The strapping gun according to claim 4, wherein: the guide wheels are arranged in an upper layer and a lower layer, the upper layer of guide wheels are positioned at the same horizontal height, and the lower layer of guide wheels are positioned at the same height.

6. The strapping gun according to claim 5, wherein: the guide wheels have five, three of which form an upper guide wheel and the other two of which form a lower guide wheel.

7. The strapping gun according to claim 6, wherein: the upper traction wheels are provided with a plurality of traction wheels which are evenly arranged in the length direction of the mounting rack at intervals.

8. The strapping gun according to claim 7, wherein: the reversing mechanism comprises a second driving belt wheel, a second driven belt wheel, a third driven belt wheel, a fourth driven belt wheel, a fifth driven belt wheel, a driving gear, a driven gear, a second synchronous belt, a third synchronous belt and a fourth synchronous belt, the second driving belt wheel is coaxially and fixedly connected to the outer side of the first driving belt wheel, the second driven belt wheel is coaxially and fixedly connected to the end part of the driving gear, the third driven belt wheel is coaxially and fixedly connected to the end part of the driven gear, the fourth driven belt wheels are provided with a plurality of fourth driven belt wheels, the fourth driven belt wheels are respectively and fixedly connected to the end part of each upper traction wheel, the fifth driven belt wheel is fixedly connected to the end part of the fourth driven belt wheel close to the end part of the upper traction wheel of the driving motor, and the second synchronous belt is wound between the second driving belt wheel and the third driven belt wheel, the third synchronous belt is wound between a plurality of fourth driven belt wheels, and the fourth synchronous belt is wound between the fifth driven belt wheel and the second driven belt wheel.

9. The strapping gun according to claim 3, wherein: the outer wall of the gun body is provided with a charging connector electrically connected with the storage battery, and the storage battery is electrically connected with the driving motor.

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