CN214640957U - Spot welding current detection device - Google Patents
Spot welding current detection device Download PDFInfo
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- CN214640957U CN214640957U CN202120976198.2U CN202120976198U CN214640957U CN 214640957 U CN214640957 U CN 214640957U CN 202120976198 U CN202120976198 U CN 202120976198U CN 214640957 U CN214640957 U CN 214640957U
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Abstract
The utility model discloses a spot welding current detection device, the load simulator comprises an operation bench, be equipped with the spot welder on the operation panel, carousel tool and current detection mechanism, the operation panel is equipped with spot welding electrode corresponding to the below of the bonding tool of spot welder, current detection mechanism pass through the wire respectively with bonding tool and spot welding electrode electric connection to carry out current detection to the bonding tool, the carousel tool is located one side of spot welder, it includes carousel and actuating mechanism, the carousel is located between spot welding electrode and the bonding tool, and it rotates through actuating mechanism control, evenly distributed has a plurality of moulds that are used for fixed bearing weldment on the carousel. The utility model discloses spot welding current detection device is through setting up a plurality of moulds in order to carry the mould of having placed the weldment to the spot welding machine below according to the preface in the carousel tool, changes the weldment of all the other moulds in the spot welding current detection process, need not to shut down, reduces operating time, improves work efficiency.
Description
Technical Field
The utility model relates to a welding quality detects technical field, especially relates to a spot welding current detection device.
Background
One of the main connection modes of the sheet metal parts of most of the existing electric appliances is spot welding, the spot welding principle is to tightly press a welding part between two electrodes, and after electrode pressure is applied, a resistance welding transformer passes through strong welding current to a welding area to form a real physical contact point on the contact surface of the welding part, and the real physical contact point is continuously enlarged along with the proceeding of power-on heating. The atoms at the contact point are continuously activated by the plastic deformation energy and the heat energy, the contact surface disappears, and the melting nuggets are formed by continuously heating. After the firm metal bonding is obtained, the joint surface disappears, and the welding spot with more sufficient growth of columnar crystals is obtained.
Along with the proceeding of spot welding, electrode tip can wear and tear at the in-process electrode tip of spot welding, the surface forms the oxide layer, the oxide layer can influence the passing through of welding current, cause the actual passing current of electrode to be littleer, influence welding quality, make solder joint grow inadequately, lead to connecting inadequately between the weldment, there is the phenomenon of desoldering, consequently, need carry out current detection in order to ensure product quality to the solder joint after the spot welding, and current detection needs to dwell for a certain time, but because only set up single anchor clamps on the current spot welding current detection equipment, can only detect and shut down and carry out the weldment change in order to carry out next detection again after accomplishing, detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a spot welding current detection device is provided and can carry out the manual work and get the piece in order not to need to shut down, reduces operating time, improves work efficiency.
In order to solve the technical problem, the purpose of the utility model is realized through following technical scheme: the utility model provides a spot welding current detection device, includes the operation panel, be equipped with spot welder, carousel tool and current detection mechanism on the operation panel, the operation panel correspond to the below of spot welder's bonding tool is equipped with spot welding electrode, current detection mechanism pass through the wire respectively with bonding tool and spot welding electrode electric connection, it is right the bonding pad that the bonding tool formed after spot welding on the weldment carries out current detection, the carousel tool is located one side of spot welder, it includes carousel and actuating mechanism, the carousel is located spot welding electrode with between the bonding tool, and install on the operation panel and pass through with rotatable and upper and lower spacing mode actuating mechanism controls its rotation, evenly distributed has a plurality of moulds that are used for fixed bearing weldment on the carousel.
The further technical scheme is as follows: the spot welding current detection device further comprises a control module, wherein the control module is arranged on the operating platform and is respectively electrically connected with the driving mechanism, the spot welding machine and the current detection mechanism so as to control the spot welding current detection device to work.
The further technical scheme is as follows: the control module comprises a controller, a display module and a voice playing module, the display module is electrically connected with the controller to display detected current information, and the voice playing module is electrically connected with the controller to perform voice broadcasting.
The further technical scheme is as follows: the control module further includes an indicator light that operates to indicate an operating state of the drive mechanism in accordance with control of the controller.
The further technical scheme is as follows: the operating platform is also provided with a key switch, and the key switch is electrically connected with the control module.
The further technical scheme is as follows: the number of the molds is four.
The further technical scheme is as follows: the spot welding machine is characterized in that a spot welding position is arranged on the operating table, and the spot welding position and the turntable jig are respectively positioned on two sides of the lower portion of the welding head.
The further technical scheme is as follows: a groove position facing the center of the turntable is formed on the turntable corresponding to each mold, and the molds move along the groove positions to adjust the positions of the molds.
The further technical scheme is as follows: the outside of mould upwards extends and is formed with the screens that are used for pressing from both sides and establish the weldment.
The utility model has the advantages of: the utility model relates to a spot welding current detection device is through setting up a plurality of moulds in order to place the mould of weldment according to the preface swivel transport to spot welder below in the carousel tool, realizes changing the weldment of all the other moulds in the spot welding current detection process, need not to shut down, reduces operating time, improves work efficiency, and avoids frequently opening many times and close the damage of spot welder that the spot welder leads to.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is a schematic structural diagram of a spot welding current detection device according to an embodiment of the present invention;
fig. 2 is a front view of a spot welding current detection device according to an embodiment of the present invention;
fig. 3 is a left side view of the spot welding current detection device provided by the embodiment of the present invention.
The labels in the figures illustrate: 10. a spot welding current detection device; 11. an operation table; 12. a spot welder; 121. a welding head; 13. a turntable jig; 131. a turntable; 1311. a slot position; 132. a drive mechanism; 133. a mold; 1331. clamping; 14. spot welding electrodes; 15. a control module; 151. a display module; 152. an indicator light; 16. a key switch; 17. spot welding positions; 20. and (5) welding parts.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a spot welding current detection device according to an embodiment of the present invention, where the spot welding current detection device 10 includes an operation platform 11, a spot welding machine 12, a turntable jig 13 and a current detection mechanism are disposed on the operation platform 11, a spot welding electrode 14 is disposed below the operation platform 11 corresponding to a welding head 121 of the spot welding machine 12, the current detection mechanism is respectively electrically connected to the welding head 121 and the spot welding electrode 14 through a wire to perform current detection on a welding spot formed by spot welding the welding head 121 on a weldment 20, the turntable jig 13 is disposed on one side of the spot welding machine 12, the turntable jig 13 includes a turntable 131 and a driving mechanism 132, the turntable 131 is disposed between the spot welding electrode 14 and the welding head 121, and is mounted on the operation platform 11 in a rotatable and vertically limited manner and is controlled by the driving mechanism 132 to rotate the turntable 131, four dies 133 for fixing and bearing the weldment 20 are uniformly distributed on the turntable 131.
Of course, in some embodiments, three or more molds 133 may be uniformly distributed on the turntable 131, wherein, in operation, a worker first places weldments 20 with the same number as the molds 133 on the turntable 131 on the molds 133, the driving mechanism 132 may be a driving motor, the turntable 131 may be in transmission connection with the driving mechanism 132 through transmission components such as gears, so as to control the turntable 131 to rotate through the driving mechanism 132, and the molds 133 on the turntable 131 rotate along with the turntable 131, sequentially rotate to a position below the welding head 121 of the spot welding machine 12 and above the spot welding electrode 14, control the welding head 121 to be close to the weldments 20, so that two surfaces of the weldments 20 are respectively abutted against the welding head 121 and the spot welding electrode 14, so that the welding head 121 performs a spot welding operation on the weldments 20 of the corresponding molds 133 to form a welding spot on the weldments 20, and after the spot welding operation is completed, the welding head 121 and the spot welding electrode 14 cooperate to obtain current information of the welding spot and transmit the current information to the current detection mechanism through a lead, so as to realize current detection of the welding spot, after the detection is finished, the driving mechanism 132 controls the rotating disc 131 to rotate so as to enable the other die 133 to be transferred to the lower part of the welding head 121 of the spot welding machine 12, so as to perform spot welding and current detection operation on the other weldment 20, and at this time, a worker can take out the detected weldment 20 after spot welding and place the weldment 20 to be subjected to spot welding on the corresponding die 133. The rotary disc 131 and the driving mechanism 132 may be a rotary disc and a driving mechanism of the prior art, such as a rotary disc body and a driving mechanism disclosed in a foolproof simple resistance welding device of chinese patent publication No. CN208825815U, which is not described herein again. The spot welding current detection device 10 is provided with the plurality of dies 133 through the rotary disc jig 13 so as to convey the dies 133 with the placed welding parts 20 to the lower part of the spot welding machine 12 in a sequentially rotating mode, so that the welding parts 20 of the rest dies 133 can be replaced in the spot welding current detection process, the machine does not need to be stopped, the working time is shortened, the working efficiency is improved, and the damage to the spot welding machine 12 caused by frequently opening and closing the spot welding machine 12 for many times is avoided.
Specifically, in this embodiment, the spot welding current detection device 10 further includes a control module 15, and the control module 15 is disposed on the operating platform 11 and electrically connected to the driving mechanism 132, the spot welding machine 12 and the current detection mechanism respectively to control the operation thereof. Preferably, the control module 15 includes a controller, a display module 151 and a voice playing module, the display module 151 is electrically connected to the controller to display the detected current information, and the voice playing module is electrically connected to the controller to perform voice broadcasting.
The control module 15 is located at a side of the operating table 11, the controller is electrically connected to the driving mechanism 132, the spot welding machine 12 and the current detection mechanism respectively to control the driving mechanism 132, the spot welding machine 12 and the current detection mechanism to work, and performs analysis processing according to received current information fed back by the current detection mechanism to obtain corresponding current values, the controller controls the display module 151 to display the corresponding current values for a worker to check, meanwhile, the controller can judge whether the current values are abnormal or not by combining with a preset current threshold, if the current values are abnormal, the welded part 20 after spot welding is judged to be a defective, and the controller controls the voice broadcasting module to broadcast the current values of the welding spots and alarm sound; if the current value is normal, then judge that this weldment 20 after spot welding is qualified, the controller control voice broadcast module is out of work.
Specifically, in this embodiment, the control module 15 further includes an indicator light 152, the indicator light 152 operates according to the control of the controller 151 to indicate the operating state of the driving mechanism 132, when the driving mechanism 132 controls the rotation of the turntable 131, the controller controls the indicator light 152 to light red or not to light to indicate that the driving mechanism 132 is operating, to indicate that the operator should not take or place the welding part 20, and when the driving mechanism 132 stops controlling the rotation of the turntable 131, the controller controls the indicator light 152 to light green according to the received corresponding feedback signal to indicate that the driving mechanism 132 stops operating, to indicate that the operator can take or place the welding part 20.
Specifically, in this embodiment, the operating platform 11 is further provided with a key switch 16, and the key switch 16 is electrically connected to the control module 15, and can be used to start or stop the control of the driving mechanism 132, so that a worker can take and place the weldment 20 according to the actual speed of taking and placing the weldment 20, and the adjustment of the rotation angle and the position of the mold 133 on the rotating disc 131 is facilitated; or for controlling the operation of turning on or off the spot welding current detecting device 10.
Specifically, in the present embodiment, a spot welding station 17 is disposed on the operation table 11, and the spot welding station 17 and the turntable jig 13 are respectively located on two sides below the welding head 121. The spot welding position 17 is used for calibrating the area of spot welding operation, and when the spot welding current detection device 10 is used, the driving mechanism 132 drives the rotating disc 131 to rotate, so that the mould 133 is rotated to the position opposite to the spot welding position 17, the accurate positioning of the weldment 20 is realized, and the deviation is avoided during spot welding. The spot welding station 17 may be a spot welding station of the prior art, such as a spot welding station disclosed in a foolproof simple resistance welding device of chinese patent publication No. CN208825815U, which is not described herein. Preferably, a clamping position 1331 for clamping the weldment 20 is formed on the outer side of the mold 133 in an upward extending manner to limit the weldment 20 and prevent the weldment 20 from being displaced during spot welding operation.
Specifically, a slot 1311 is formed on the turntable 131 towards the center of the turntable 131 corresponding to each mold 133, and the mold 133 moves along the slot 1311 to adjust the position of the mold 133 so as to adapt to weldments 20 with different sizes, and the welding point position of the weldments 20 can be adjusted.
To sum up, the utility model relates to a spot welding current detection device sets up a plurality of moulds through in the carousel tool and in order to place the mould of weldment rotatory transport to the spot welder below according to the preface, realizes changing the weldment of all the other moulds in the spot welding current detection process, need not to shut down, reduces operating time, improves work efficiency, and avoids frequently opening many times and close the damage of the spot welder that the spot welder leads to.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a spot welding current detection device, its characterized in that, includes the operation panel, be equipped with spot welder, carousel tool and current detection mechanism on the operation panel, the operation panel correspond to the below of spot welder's bonding tool is equipped with spot welding electrode, current detection mechanism pass through the wire respectively with bonding tool and spot welding electrode electric connection, it is right the bonding pad that the bonding tool formed after spot welding on the weldment carries out current detection, the carousel tool is located one side of spot welder, it includes carousel and actuating mechanism, the carousel is located spot welding electrode with between the bonding tool, and with rotatable and upper and lower spacing mode install on the operation panel and pass through actuating mechanism controls its rotation, evenly distributed has a plurality of moulds that are used for fixed bearing weldment on the carousel.
2. The spot welding current detection device according to claim 1, further comprising a control module disposed on the operation table and electrically connected to the driving mechanism, the spot welder and the current detection mechanism, respectively, for controlling the operation thereof.
3. The spot welding current detection device according to claim 2, wherein the control module comprises a controller, a display module and a voice playing module, the display module is electrically connected with the controller to display the detected current information, and the voice playing module is electrically connected with the controller to perform voice broadcasting.
4. The spot welding current detection device according to claim 3, wherein the control module further comprises an indicator lamp that operates according to control of the controller to indicate an operating state of the drive mechanism.
5. The spot welding current detection device according to claim 2, wherein a key switch is further disposed on the operation table, and the key switch is electrically connected to the control module.
6. The spot welding current detection device according to claim 1, wherein the number of the dies is four.
7. The spot welding current detection device according to claim 1, wherein a spot welding station is provided on the operation table, and the spot welding station and the turntable jig are respectively located on two sides below the welding head.
8. The spot welding current detection device according to claim 1, wherein a groove is formed in the turntable toward a center of the turntable corresponding to each of the molds, and the mold is moved along the groove to adjust a position of the mold.
9. The spot welding current detection device according to claim 1, wherein a detent for clamping the weldment is formed extending upward from an outer side of the die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120976198.2U CN214640957U (en) | 2021-05-08 | 2021-05-08 | Spot welding current detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120976198.2U CN214640957U (en) | 2021-05-08 | 2021-05-08 | Spot welding current detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214640957U true CN214640957U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120976198.2U Active CN214640957U (en) | 2021-05-08 | 2021-05-08 | Spot welding current detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214640957U (en) |
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2021
- 2021-05-08 CN CN202120976198.2U patent/CN214640957U/en active Active
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