CN215545727U - Improve ceramic heating piece spot welding device of NTC technology - Google Patents
Improve ceramic heating piece spot welding device of NTC technology Download PDFInfo
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- CN215545727U CN215545727U CN202121270334.2U CN202121270334U CN215545727U CN 215545727 U CN215545727 U CN 215545727U CN 202121270334 U CN202121270334 U CN 202121270334U CN 215545727 U CN215545727 U CN 215545727U
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Abstract
The utility model discloses a spot welding device for a ceramic heating sheet with an improved NTC process, which comprises a base, a single-side spot welding machine, an electronic magnifier and a display, wherein the display is connected with the electronic magnifier; the single-side spot welding machine comprises a single-side spot welding machine head and a special welding head, wherein a separation seam is arranged at the center line of the special welding head; the upper half part of the special welding head is of a rectangular structure, the upper half part of the special welding head is provided with two mounting holes, the two mounting holes are respectively positioned at two sides of the separation seam, and the lower half part of the special welding head is of a conical structure; the head of the single-side spot welding machine is provided with a mounting column which is matched with the mounting hole. According to the utility model, a single-side spot welding method is adopted to combine a tungsten steel welding head to perform spot welding operation on the NTC and the ceramic heating plate, the welding spot is small, splashing is avoided, the problems of short circuit and falling off can be avoided, the production is rapid, and energy conservation and emission reduction are realized.
Description
Technical Field
The utility model relates to the technical field of ceramic heating plates, in particular to a spot welding device for a ceramic heating plate with an improved NTC (negative temperature coefficient) process.
Background
In the field of laser printing (duplicating) machines, the carbon powder fixing needs to be completed by heating the carbon powder at high temperature by a fixing component and infiltrating the melted carbon powder into paper fibers. One of the heating methods of the fixing unit is heating by a ceramic heating sheet, and the member for controlling and maintaining the heating temperature is an NTC (negative temperature coefficient thermistor). The NTC of part of the device is fixed on the ceramic heating plate, and the advantage is that the device can respond by sensing the temperature of the ceramic heating plate at a high speed. At present, the method for fixing the NTC on the ceramic heating sheet is mainly a glue sealing method, wherein two electrodes of the NTC are firstly bonded on the ceramic heating sheet by conductive silver glue, then the electrodes are sealed by insulating resin glue after drying, and then drying and forming are carried out again. The NTC area is very small and is only 2-3mm2The volume of the sealing glue is large, and the conductive silver glue of the two electrodes is easy to connect with a short circuit; when the ceramic heating plate works, the temperature can be raised to about 200 ℃ within a few seconds, repeated high-temperature impact can cause the glue of the insulating resin to be stripped and fall off, the temperature of the printing (copying) machine is out of control, and the machine enters thermal protection and even burns out the machine. In view of the above, it is necessary to design a spot welding apparatus of a ceramic heating plate that improves the NTC process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a ceramic heating plate spot welding device for improving an NTC process, which adopts a single-side spot welding method to combine a tungsten steel welding head to perform spot welding operation on an NTC and a ceramic heating plate, has small welding spot, does not splash, can avoid the problems of short circuit and falling off, is fast in production, saves energy and reduces emission.
In order to achieve the purpose, the utility model provides a ceramic heating piece spot welding device for improving an NTC process, which comprises a base, a single-side spot welding machine, an electronic magnifier and a display, wherein the single-side spot welding machine, the electronic magnifier and the display are arranged on the base;
the electronic magnifier and the single-side spot welding machine are arranged in a detachable structure, the single-side spot welding machine comprises a single-side spot welding machine head and a special welding head arranged on the single-side spot welding machine head, and a separation seam is arranged at the center line of the special welding head;
the upper half part of the special welding head is of a rectangular structure, the upper half part of the special welding head is provided with two mounting holes, the two mounting holes are respectively positioned at two sides of the separation seam, and the lower half part of the special welding head is of a conical structure;
and the head of the single-side spot welding machine is provided with a mounting column which is matched with the mounting hole, and the mounting column is connected with the resistance welding inverter power supply.
Preferably, the special welding head is arranged to be of an integrated structure, and the length of the upper half part of the special welding head is larger than the width of the upper end of the lower half part.
Preferably, a wire groove through which a wire is inserted is provided above the mounting hole.
Preferably, the mounting columns are arranged in two vertical rows, and each row is three and is respectively matched with the mounting holes.
Preferably, the top of unilateral spot welder head is provided with the fixing base, the side of fixing base is provided with the magnifying glass mounting hole, the top of fixing base is provided with the magnifying glass fixed orifices, be provided with fixing bolt in the magnifying glass fixed orifices, fixing bolt with set up installation axle on the electron magnifying glass contacts, the installation axle is inserted and is established in the magnifying glass mounting hole.
Preferably, the fixed seat is connected with the single-side spot welding machine head through screws.
Therefore, according to the ceramic heating sheet spot welding device with the improved NTC process, a single-side spot welding method is adopted to combine the tungsten steel welding head to perform spot welding operation on the NTC and the ceramic heating sheet, the welding spot is small, splashing is avoided, the problems of short circuit and falling can be avoided, the production is rapid, and energy conservation and emission reduction are realized.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a spot welding device for a ceramic heating plate of an improved NTC process according to the present invention;
FIG. 2 is a schematic diagram of a special welding head of an embodiment of a ceramic heating plate spot welding device for improving an NTC process according to the utility model;
fig. 3 is a partial schematic view of an embodiment of a spot welding apparatus for a ceramic heating plate according to the present invention, which is an improved NTC process;
fig. 4 is a schematic view of a structure of a one-sided spot welding machine according to an embodiment of a ceramic heating plate spot welding device of the utility model with an improved NTC process.
Detailed Description
The technical solution of the present invention is further illustrated by the accompanying drawings and examples.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Examples
Fig. 1 is a schematic structural view of an embodiment of a ceramic heating plate spot welding device according to an improved NTC process of the present invention, fig. 2 is a schematic structural view of a special welding head according to an embodiment of a ceramic heating plate spot welding device according to an improved NTC process of the present invention, fig. 3 is a schematic partial view of an embodiment of a ceramic heating plate spot welding device according to an improved NTC process of the present invention, and fig. 4 is a schematic structural view of a single-side spot welding machine according to an embodiment of a ceramic heating plate spot welding device according to an improved NTC process of the present invention. As shown in the figure, the utility model provides a ceramic heating sheet spot welding device for improving an NTC process, which comprises a base 1, a single-side spot welding machine 2 arranged on the base 1, an electronic magnifier 3 and a display 4, wherein the display 4 is connected with the electronic magnifier 3, the electronic magnifier 3 is arranged on the single-side spot welding machine 2, and the single-side spot welding machine 2 is connected with a resistance welding inverter power supply 5; a detachable structure is arranged between the electronic magnifier 3 and the single-side spot welding machine 2, the single-side spot welding machine 2 comprises a single-side spot welding machine head 21 and a special welding head 22 arranged on the single-side spot welding machine head 21, and a separation seam 23 is arranged at the central line of the special welding head 22; the upper half part of the special welding head 22 is of a rectangular structure, the upper half part is provided with two mounting holes 24, the two mounting holes 24 are respectively positioned at two sides of the separation seam 23, the lower half part of the special welding head 22 is of a conical structure, and the special welding head is made of tungsten steel; the single-side spot welding machine head 21 is provided with a mounting column 25 matched with the mounting hole 24, and the mounting column 25 is connected with the resistance welding inverter power supply 5. According to the utility model, the practical tungsten steel welding head is combined with the precise inverter resistance power supply, the special welding head has small contact area, high directional energy density, rapid heating and short nugget forming time, and because the ceramic is an insulator, the welding process and the welding quality can be simultaneously monitored by adopting single-side spot welding and matching with a 45-time adjustable electronic magnifier, and the occurrence of insufficient welding is prevented. When the special welding head is used, the special welding head is fixed on the fixing column of the single-side spot welding head and is fixed on the fixing columns with different heights according to requirements.
The tailored welding head 22 is arranged in an integrated structure, and the length of the upper half of the tailored welding head 22 is larger than the width of the upper end of the lower half. And an electric wire groove 26 for passing an electric wire is arranged above the mounting hole 24, so that the electric wire is prevented from being exposed to influence the use. The mounting posts 25 are arranged in two vertical rows, three in each row, and are respectively matched with the mounting holes 24.
The top of unilateral spot welder head 21 is provided with fixing base 6, and the side of fixing base 6 is provided with magnifying glass mounting hole 7, and the top of fixing base 6 is provided with the magnifying glass fixed orifices, is provided with fixing bolt 8 in the magnifying glass fixed orifices, and fixing bolt 8 contacts with the installation axle 9 that sets up on electronic magnifier 3, and installation axle 9 inserts and establishes in magnifying glass mounting hole 7. The fixed seat 6 is connected with the single-side spot welding machine head 21 through screws. The electronic magnifier can be disassembled, the fixing bolt is firstly screwed off, the mounting shaft is drawn out, the screw on the fixing seat is screwed off, and the disassembly is completed. During the installation, pass through the screw fixation with the fixing base on the unilateral spot welder is overhead, then insert the installation axle on the electron magnifying glass in the magnifying glass mounting hole, during fixing bolt inserted the magnifying glass fixed orifices, fixing bolt's bottom can push up at the installation epaxial, has realized the fixed of installation axle.
Therefore, according to the ceramic heating sheet spot welding device with the improved NTC process, a single-side spot welding method is adopted to combine the tungsten steel welding head to perform spot welding operation on the NTC and the ceramic heating sheet, the welding spot is small, splashing is avoided, the problems of short circuit and falling can be avoided, the production is rapid, and energy conservation and emission reduction are realized.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the utility model without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides an improve ceramic heating piece spot welding device of NTC technology which characterized in that:
the spot welding machine comprises a base, a single-side spot welding machine arranged on the base, an electronic magnifier and a display, wherein the display is connected with the electronic magnifier which is arranged on the single-side spot welding machine, and the single-side spot welding machine is connected with a resistance welding inverter power supply;
the electronic magnifier and the single-side spot welding machine are arranged in a detachable structure, the single-side spot welding machine comprises a single-side spot welding machine head and a special welding head arranged on the single-side spot welding machine head, and a separation seam is arranged at the center line of the special welding head;
the upper half part of the special welding head is of a rectangular structure, the upper half part of the special welding head is provided with two mounting holes, the two mounting holes are respectively positioned at two sides of the separation seam, and the lower half part of the special welding head is of a conical structure;
and the head of the single-side spot welding machine is provided with a mounting column which is matched with the mounting hole, and the mounting column is connected with the resistance welding inverter power supply.
2. The ceramic heating plate spot welding device for improving the NTC process as claimed in claim 1, wherein: the special welding head is arranged into an integrated structure, and the length of the upper half part of the special welding head is larger than the width of the upper end of the lower half part.
3. The ceramic heating plate spot welding device for improving the NTC process as claimed in claim 2, wherein: and a wire groove for penetrating a wire is arranged above the mounting hole.
4. The ceramic heating plate spot welding device of the improved NTC process of claim 3, wherein: the mounting columns are arranged into two vertical rows, and each row is three and is respectively matched with the mounting holes.
5. The ceramic heating plate spot welding device for improving the NTC process as claimed in claim 4, wherein: the top of unilateral spot welder head is provided with the fixing base, the side of fixing base is provided with the magnifying glass mounting hole, the top of fixing base is provided with the magnifying glass fixed orifices, be provided with fixing bolt in the magnifying glass fixed orifices, fixing bolt with set up installation epaxial contact of electronic magnifier, the installation axle is inserted and is established in the magnifying glass mounting hole.
6. The ceramic heating plate spot welding device for improving the NTC process as claimed in claim 5, wherein: the fixing seat is connected with the single-side spot welding machine head through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121270334.2U CN215545727U (en) | 2021-06-08 | 2021-06-08 | Improve ceramic heating piece spot welding device of NTC technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121270334.2U CN215545727U (en) | 2021-06-08 | 2021-06-08 | Improve ceramic heating piece spot welding device of NTC technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215545727U true CN215545727U (en) | 2022-01-18 |
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ID=79866871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121270334.2U Active CN215545727U (en) | 2021-06-08 | 2021-06-08 | Improve ceramic heating piece spot welding device of NTC technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215545727U (en) |
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2021
- 2021-06-08 CN CN202121270334.2U patent/CN215545727U/en active Active
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Address after: 071100 Wen Ren Zhen Wen Ren Cun, Qingyuan District, Baoding City, Hebei Province Patentee after: Baoding Laisheng Office Equipment Co.,Ltd. Address before: 071100 Wen Ren Zhen Wen Ren Cun, Qingyuan District, Baoding City, Hebei Province Patentee before: BAODING LASER-PARTSMART CO.,LTD. |