Wireless visual welding current adjusting device and system and welding machine

Abstract

The utility model relates to a wireless visual welding current adjusting device, a wireless visual welding current adjusting system and a welding machine, the wireless visual welding current adjusting device comprises a step-down converter, an external ammeter, a wireless receiving device, a camera, a motor and an external current regulator, the step-down converter is electrically connected with the wireless receiving device and the camera through cables, and the motor is electrically connected with the wireless receiving device and the camera through cables. The wireless receiving device is electrically connected with the motor through a cable, and the motor is in transmission connection with the external current regulator; and the camera is arranged over against the external ammeter. The wireless visual welding current adjusting device can be installed on a welding machine and is suitable for remote wireless visual current adjustment (within 60 meters), due to wireless adjustment, the using distance can be shortened due to the fact that obstacles exist, and the wireless visual welding current adjusting device is convenient to use. The device can be used for adjusting the current of pipeline emergency repair welding operation, adjusting the current of steel structure welding, adjusting the current of long-distance welding through argon arc welding and manual welding and the like.

Description

Technical Field

[0001] The utility model relates to the technical field related to welding current regulation, and in particular to a wireless visual welding current regulation device, a system and a welding machine. Background Art

[0002] The existing welding current regulation has the following problems: Long-distance pipeline emergency repairs and special hot work operations are mostly carried out in the field. Most of the welding is done in trenches. The welders are in the trenches, and the equipment box welding machines are placed on the trenches. When welding, the welders need to use different welding currents according to different positions. Since the people and the equipment are not together, it is often necessary to arrange a special person to adjust the welding current. Since one person adjusts several welding machines, it is easy to make mistakes, resulting in welding quality problems and increasing the operation time.

[0003] The patent number CN201721019019.6 is the prior art closest to the technical solution. A wireless remote adjustment device for an electric welder includes a welding power supply, a manual arc control panel S or an argon arc control panel J, a manual arc welding clamp L or an argon arc welding gun M; the manual arc control panel S or the argon arc control panel J is connected to a potentiometer WA, and the number of the potentiometers WA is the same as the number of welding parameters that the welder needs to adjust; the manual arc welding clamp L is used during manual arc welding, and the argon arc welding gun M is used during argon arc welding, and the argon arc welding gun M has a welding button HA, characterized in that a remote adjustment box is added to the welder, and the remote adjustment box includes a wireless remote control transmitter YF, a potentiometer WB connected thereto, a power module S, and a battery B; the number of the potentiometers WB is the same as the number of the potentiometers WA; a wireless remote control receiver YS is added to the welding power supply, and the wireless remote control receiver YS is installed together with the welding power supply or placed separately. However, the existing welding current adjustment method cannot see the adjustment status and cannot determine whether the adjustment is accurate. Utility Model Content

[0004] In order to solve one or more technical problems existing in the prior art, the utility model provides a wireless visual welding current regulating device, a system and a welding machine.

[0005] The utility model solves the above-mentioned technical problem through the following technical solution: a wireless visual welding current regulating device, comprising a step-down converter, an external ammeter, a wireless receiving device, a camera, a motor and an external current regulator, wherein the step-down converter is electrically connected to the wireless receiving device and the camera respectively through cables, the wireless receiving device is electrically connected to the motor through cables, and the motor is transmission-connected to the external current regulator; the camera is arranged directly opposite to the external ammeter.

[0006] The beneficial effects of the utility model are as follows: the wireless visual welding current regulating device of the utility model can be installed on a welding machine and is suitable for long-distance (within 60 meters) wireless visual current regulation. Since it is wireless regulation, the use distance will be shortened if there are obstacles. It can be used for current regulation of pipeline repair welding operations, current regulation of steel structure welding, and long-distance welding current regulation using argon arc welding and manual welding, etc.

[0007] On the basis of the above technical solution, the present invention can also be improved as follows.

[0008] Furthermore, the buck converter is also electrically connected to a 220V power supply of the welding machine via a power line.

[0009] The beneficial effect of adopting the above further solution is that the welding machine power supply can be directly used for voltage reduction conversion to supply power to the camera, wireless receiving device and motor, etc.

[0010] Furthermore, the output shaft of the motor is transmission-connected to the external current regulator via a connector.

[0011] The beneficial effect of adopting the above further solution is that the external current regulator can be driven to move by the motor, thereby achieving current regulation.

[0012] Furthermore, the outlet end of the buck converter is electrically connected to the inlet end of the wireless receiving device through a first cable, the camera is electrically connected to the first cable through a second cable, and the outlet end of the wireless receiving device is electrically connected to the inlet end of the motor through a third cable.

[0013] Furthermore, the camera is a camera with a wireless transmitter.

[0014] The beneficial effect of adopting the above further solution is that the wireless transmitter provided by the camera can communicate with the display screen provided with the wireless receiving antenna to realize the real-time transmission of the captured images.

[0015] Furthermore, it also includes an installation shell, the buck converter and the motor are respectively arranged in the installation shell by bolts, and the external ammeter, wireless receiving device, camera and external current regulator are respectively arranged on the outer side wall of the installation shell by bolts.

[0016] The beneficial effect of adopting the above further solution is that it facilitates the installation and fixation of the entire current regulating device.

[0017] A wireless visual welding current regulating system comprises the above-mentioned wireless visual welding current regulating device, and also comprises a remote control device, wherein the remote control device is provided with a wireless transmitting device, and wireless signals are transmitted between the wireless transmitting device and the wireless receiving device; the remote control device is provided with a display screen and a wireless receiving antenna, the display screen is electrically connected to the wireless receiving antenna, and wireless signals are transmitted between the wireless receiving antenna and the camera.

[0018] The beneficial effect of the utility model is that the current regulating system of the utility model can observe the situation of the ammeter in real time and can realize remote control to regulate the current.

[0019] Furthermore, the remote control device is also provided with a wireless remote control transmitting antenna, and the wireless remote control transmitting antenna is electrically connected to the wireless transmitting device.

[0020] A welding machine includes the above-mentioned wireless visual welding current adjustment device or the above-mentioned wireless visual welding current adjustment system, and also includes a welding machine body, wherein a welding current meter and a welding current regulator are arranged in the welding machine body, the welding current meter is connected in parallel with the external current meter, and the welding current regulator is connected in parallel with the external current regulator.

[0021] The beneficial effects of the utility model are as follows: the welding machine of the utility model is equipped with a current regulating device, and during the pipeline emergency repair process, the welding machine current can be adjusted remotely and the welding machine current can be monitored, the adjustment is accurate, and it is not easy to cause welding quality problems.

[0022] Furthermore, the wireless visual welding current adjustment device is installed in the welding machine body and is located at the tail of the welding machine body. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the structure of the wireless visual welding current regulating device of the utility model;

[0024] Figure 2 It is a structural schematic diagram of the remote control device of the utility model.

[0025] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0026] 1. Buck converter; 2. External ammeter; 3. Wireless receiving device; 4. Camera; 5. Motor; 6. External current regulator; 7. 220V power supply for welding machine; 8. Connector; 9. First cable; 10. Second cable; 11. Third cable; 12. Mounting shell; 13. Power cord; 14. Remote control device; 15. Wireless transmitting device; 16. Display screen; 17. Wireless receiving antenna; 18. Wireless remote control transmitting antenna; 19. Display screen charging port; 20. Signal enhancement button; 21. Automatic signal search button; 22. Display screen switch button; 23. First parallel line; 24. Second parallel line. DETAILED DESCRIPTION

[0027] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0028] like Figure 1 As shown, a wireless visual welding current regulating device of this embodiment includes a buck converter 1, an external ammeter 2, a wireless receiving device 3, a camera 4, a motor 5 and an external current regulator 6. The buck converter 1 is electrically connected to the wireless receiving device 3 and the camera 4 through cables, respectively, the wireless receiving device 3 is electrically connected to the motor 5 through cables, and the motor 5 is transmission-connected to the external current regulator 6; the camera 4 is arranged opposite to the external ammeter 2.

[0029] Specifically, the step-down converter 1 of this embodiment is also electrically connected to the welding machine 220V power supply 7 via a power line 13. The welding machine power supply can be directly used for step-down conversion to power the camera, wireless receiving device, motor, etc.

[0030] like Figure 1 As shown, the output shaft of the motor 5 of this embodiment is connected to the external current regulator 6 through a connector 8. The motor can drive the external current regulator to move, thereby achieving current regulation.

[0031] like Figure 1 As shown, the outlet end of the buck converter 1 of this embodiment is electrically connected to the inlet end of the wireless receiving device 3 through the first cable 9, the camera 4 is electrically connected to the first cable 9 through the second cable 10, and the outlet end of the wireless receiving device 3 is electrically connected to the inlet end of the motor 5 through the third cable 11.

[0032] Specifically, the camera 4 is a camera with a wireless transmitter. The wireless transmitter of the camera can communicate with a display screen with a wireless receiving antenna to achieve real-time transmission of the captured image.

[0033] The wireless visual welding current regulating device of this embodiment further includes a mounting housing 12, wherein the buck converter 1 and the motor 5 are respectively arranged in the mounting housing 12 by bolts, and the external ammeter 2, the wireless receiving device 3, the camera 4 and the external current regulator 6 are respectively arranged on the outer wall of the mounting housing 12 by bolts, so as to facilitate the installation and fixation of the entire current regulating device.

[0034] The power cable 13 , the first cable 9 , the second cable 10 and the third cable 11 are both positive and negative cables.

[0035] A wireless visual welding current adjustment device in this embodiment can be installed on a welding machine and is suitable for long-distance (within 60 meters) wireless visual current adjustment. Since it is wireless adjustment, the use distance will be shortened if there are obstacles. It can be used for current adjustment in pipeline repair welding operations, steel structure welding current adjustment, and long-distance welding current adjustment using argon arc welding and manual welding, etc.

[0036] like Figure 1 and Figure 2 As shown, a wireless visual welding current regulation system of the present embodiment includes the above-mentioned wireless visual welding current regulation device, and also includes a remote control device 14, the remote control device 14 is provided with a wireless transmitting device 15, and wireless signals are transmitted between the wireless transmitting device 15 and the wireless receiving device 3; the remote control device 14 is provided with a display screen 16 and a wireless receiving antenna 17, the display screen 16 is electrically connected to the wireless receiving antenna 17, and wireless signals are transmitted between the wireless receiving antenna 17 and the camera 4.

[0037] Further, if Figure 2 As shown, the remote control device 14 is also provided with a wireless remote control transmitting antenna 18 , and the wireless remote control transmitting antenna 18 is electrically connected to the wireless transmitting device 15 .

[0038] like Figure 2 As shown, the remote control device 14 is also provided with a display screen charging port 19 for charging the display screen 16, a display screen switch button 22, a signal enhancement button 20 for enhancing the signal of the wireless transmitting device 15, and an automatic signal search button 21.

[0039] The current regulating system of this embodiment can observe the status of the ammeter in real time and realize remote control of current regulation.

[0040] The present embodiment also provides a welding machine, including the above-mentioned wireless visual welding current adjustment device or the above-mentioned wireless visual welding current adjustment system, and also including a welding machine body, wherein a welding ammeter and a welding current regulator are arranged in the welding machine body, the welding ammeter is connected in parallel with the external ammeter 2, and the welding current regulator is connected in parallel with the external current regulator 6.

[0041] Specifically, Figure 1 As shown, the welding ammeter is connected in parallel with the external ammeter 2 through a first parallel line 23, and the welding current regulator is connected in parallel with the external current regulator 6 through a second parallel line 24. The first parallel line 23 includes two positive and negative cables and a transmission cable, and the second parallel line 24 includes two positive and negative cables and a transmission cable.

[0042] Furthermore, the wireless visual welding current regulating device is installed in the welding machine body and located at the tail of the welding machine body, and only the antenna of the wireless receiving device is exposed.

[0043] In this embodiment, an external ammeter is connected in parallel with a welding ammeter, and an external current regulator is connected in parallel with a welding current regulator. The external ammeter is used to synchronize the real-time current, and the external current regulator and the welding current regulator can be used to adjust the current at the same time. The camera is used to monitor the current data adjusted by the welding machine in real time, and the welding data is sent and received in time, and the transmission and reception functions can be realized within 60 meters. Since the welding handle line for hot work is generally about 15 meters, it can meet the wireless visual current adjustment function.

[0044] The welding machine of this embodiment is equipped with a current regulating device. During the pipeline repair process, the welding machine current can be adjusted remotely and monitored. The current of the welding machine is adjusted accurately and is not likely to cause welding quality problems. When in use, the device is automatically powered on after the welding machine is turned on, and then the display switch is turned on. The screen automatically receives the real-time transmission of the wireless camera installed inside the welding machine, and then the welder adjusts the button of the remote control device according to his own requirements to adjust the current he needs.

[0045] It should be noted that the camera is connected to a 7-32V power supply, and the reference distance is about 60 meters without interference or obstruction on the ground (there are many simulated interference factors, the distance is for reference only, and it is subject to actual environment testing); the camera image transmission is non-WiFi image transmission, and does not require WiFi or 4G signals when in use. The image transmission directly transmits signals, so when the temperature is high during the working of the image transmission, it needs to be placed in a ventilated environment for use.

[0046] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0047] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0050] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0051] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A wireless visual welding current adjustment device, characterized in that: The invention comprises a step-down converter, an external ammeter, a wireless receiving device, a camera, a motor and an external current regulator. The step-down converter is electrically connected to the wireless receiving device and the camera respectively through cables. The wireless receiving device is electrically connected to the motor through cables. The motor is transmission-connected to the external current regulator. The camera is arranged opposite to the external ammeter.

2. A wireless visual welding current adjustment device according to claim 1, characterized in that: The step-down converter is also electrically connected to the welding machine 220V power supply through a power line.

3. According to claim 1, a wireless visual welding current adjustment device is characterized in that: The output shaft of the motor is transmission-connected to the external current regulator via a connector.

4. A wireless visual welding current adjustment device according to claim 1, characterized in that: The outlet end of the buck converter is electrically connected to the inlet end of the wireless receiving device through a first cable, the camera is electrically connected to the first cable through a second cable, and the outlet end of the wireless receiving device is electrically connected to the inlet end of the motor through a third cable.

5. A wireless visual welding current regulating device according to claim 1, characterized in that: The camera is a camera with a wireless transmitter.

6. A wireless visual welding current regulating device according to claim 1, characterized in that: It also includes an installation shell, the buck converter and the motor are respectively arranged in the installation shell by bolts, and the external ammeter, wireless receiving device, camera and external current regulator are respectively arranged on the outer side wall of the installation shell by bolts.

7. A wireless visual welding current adjustment system, characterized in that: It comprises a wireless visual welding current regulating device as described in any one of claims 1 to 6, and also comprises a remote control device, wherein the remote control device is provided with a wireless transmitting device, and wireless signal transmission is performed between the wireless transmitting device and the wireless receiving device; the remote control device is provided with a display screen and a wireless receiving antenna, the display screen is electrically connected to the wireless receiving antenna, and wireless signal transmission is performed between the wireless receiving antenna and the camera.

8. A wireless visual welding current adjustment system according to claim 7, characterized in that: The remote control device is also provided with a wireless remote control transmitting antenna, and the wireless remote control transmitting antenna is electrically connected to the wireless transmitting device.

9. A welding machine, characterized in that: It includes a wireless visual welding current regulating device as described in any one of claims 1 to 6 or a wireless visual welding current regulating system as described in any one of claims 7 to 8, and also includes a welding machine body, wherein a welding current meter and a welding current regulator are arranged in the welding machine body, the welding current meter is connected in parallel with the external current meter, and the welding current regulator is connected in parallel with the external current regulator.

10. A welding machine according to claim 9, characterized in that: The wireless visual welding current regulating device is installed in the welding machine body and is located at the tail of the welding machine body.

Images