WO2021102808A1 - Transformer coil winding machine - Google Patents
Transformer coil winding machine Download PDFInfo
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- WO2021102808A1 WO2021102808A1 PCT/CN2019/121635 CN2019121635W WO2021102808A1 WO 2021102808 A1 WO2021102808 A1 WO 2021102808A1 CN 2019121635 W CN2019121635 W CN 2019121635W WO 2021102808 A1 WO2021102808 A1 WO 2021102808A1
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- fixedly connected
- translation mechanism
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
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- the utility model relates to a transformer coil winding machine.
- the electric welding machine needs to use a transformer to transform the voltage when it is working.
- the transformer wire package is the main part of the electric welding machine and plays a vital role in the performance of the entire electric welding machine.
- the wire package is to wind the wire on the coil mold according to the design requirements, and then insert the iron core into the mold. Because at present, when winding a coil with a larger wire diameter, the wire roller needs to be placed separately for pay-off , In order to ensure that the length of the discharged wire is sufficient for use, and when the wire diameter of the wire is large, the existing wire feeding device is prone to problems caused by unstable swing.
- the main purpose of the utility model is to provide a transformer coil winding machine, by welding the pay-off support of the wire roller to one side of the worktable, the winding device is arranged on the work surface of the worktable away from the pay-off support, so that the winding At the same time, long enough wires can be released for winding without additional installation.
- the winding machine has a strong integrity and compact structure. At the same time, it avoids the increase of the coil winding stress due to the short distance of the wire.
- the use of two parallel installations The two translation mechanism A and translation mechanism B move at the same time to feed the wire, which enhances the stability of the coil winding. At the same time, it can be adapted by adjusting the width of the connecting block according to the width of the transformer coil actually produced. The size makes the winding more stable.
- a transformer coil winding machine comprising a worktable on which a winding device and a wire feeding device are provided;
- the winding device includes a winding spindle arranged on the upper surface of the worktable, one end of the winding spindle is fixedly connected to the drive mechanism A and rotates around the axis under the action of the drive mechanism A;
- the wire feeding device includes a translation mechanism A fixedly connected to the workbench and a translation mechanism B located on the upper part of the translation mechanism A, and also includes a wire pay-off bracket fixedly connected to one side of the workbench, the translation mechanism A and the translation mechanism B Reciprocating along the length of the winding spindle, the translation mechanism A and the translation mechanism B are fixedly connected by a connecting plate, one end of the translation mechanism B is fixedly connected with a driving mechanism B, and the connecting plate is fixedly connected along its length direction There are multiple thread passing pulleys.
- the wire By welding the pay-off bracket of the wire roller to the side of the winding spindle of the workbench principle, the wire can be released enough length when the coil is wound, and at the same time, the integrity of the winding machine is enhanced.
- the translation mechanism A and the translation mechanism B By setting the translation mechanism A and the translation mechanism B, And the connection is made through the connecting plate, which makes the coil winding more stable and reduces the problem of winding deviation due to the change of the wire position.
- the end of the winding spindle close to the driving mechanism A is fixedly connected to the limiting baffle A, the shaft body is provided with an external thread, and the limiting baffle B is sleeved on the shaft of the winding spindle away from the driving mechanism A,
- the winding spindle shaft on the outer side of the limit baffle B is threadedly connected with a limit nut.
- the winding mold is sleeved on the winding spindle and the limit stopper B is limited by the limit nut.
- the limit stopper A and the limit stopper B are used to fix the winding mold, which can be adapted to different widths. Winding mold.
- the driving mechanism A and the driving mechanism B are stepping motors fixedly connected to the worktable, and the stepping motors are matched with an electric control cabinet and an operating table.
- the operation table is arranged on the work table, which is convenient for the operator to operate.
- the work table is used to cover the driving mechanism A, which better saves the space of the winding machine.
- the translation mechanism A is a linear slide
- the translation mechanism B is a ball screw slide
- the slider A on the linear slide is between the slider B on the ball screw slide.
- the connection is fixed by the connecting plate.
- Two proximity switches are fixed on the ball screw slide table, and the proximity switches are electrically connected with the electric control cabinet, thereby limiting the moving position of the translation mechanism B.
- the side projection of the connecting plate is in a "z" shape, and the upper and lower ends are fixedly connected to the slider A and the slider B, respectively.
- the high-low connecting plate is arranged to connect the slider A and the slider B and is in a "z" shape, which has stronger torsion resistance, and at the same time makes the whole winding machine more beautiful.
- an auxiliary pulley is fixedly connected to one end of the slider A close to the winding spindle, and the auxiliary pulley is detachably fixed to the connecting block, and the connecting block is fixedly connected to the upper surface of the slider A by bolts.
- the center plane of the slideway of the pulley and the line passing pulley are located on the same plane.
- the central surface of the auxiliary pulley and the slideway of the thread-passing pulley are located on the same plane to ensure that the wire can be better conducted during winding.
- the width of the slideway of the auxiliary pulley is slightly larger than the diameter of the wire to be wound. Further limit the winding position.
- a winding machine with strong integrity and capable of winding larger wire diameter coils is provided, which is simple to manufacture and convenient to use.
- Figure 1 is a schematic diagram of the front structure of the utility model
- Figure 2 is a schematic diagram of the back structure of the utility model
- Figure 3 is a schematic diagram of a partial structure of the utility model.
- a transformer coil winding machine includes a workbench 10 on which a winding device 20 and a wire feeding device 30 are provided;
- the winding device 20 includes a winding spindle 21 arranged on the upper surface of the worktable 10, one end of the winding spindle 21 is fixedly connected to the drive mechanism A22 and rotates around the axis under the action of the drive mechanism A22;
- the wire feeding device 30 includes a translation mechanism A31 fixedly connected to the workbench 10 and a translation mechanism B32 located on the upper part of the translation mechanism A31, and also includes a wire pay-off bracket 21 fixedly connected to one side of the workbench 10.
- the translation mechanism A31 , The translation mechanism B32 reciprocates along the length direction of the winding spindle 21, the translation mechanism A31 and the translation mechanism B32 are fixedly connected by a connecting plate 33, and one end of the translation mechanism B32 is fixedly connected with a driving mechanism B34, and the connecting plate 33
- a plurality of thread passing pulleys 331 are fixedly connected to the upper part along its length direction.
- the driving mechanism A22 and the driving mechanism B34 are stepping motors fixedly connected to the worktable 10, and the stepping motors are matched with an electric control cabinet and an operating table.
- the operating table is set on the workbench, the electric control cabinet and the drive mechanism A22 are placed on the operating table, and the drive shaft of the drive mechanism A22 passes through the outer wall of the operating table to connect the winding Spindle 21.
- the translation mechanism A31 is a linear slide
- the translation mechanism B32 is a ball screw slide
- a connecting plate passes between the slider A311 on the linear slide and the slide B321 on the ball screw slide.
- two proximity switches 322 (Omron E3F3-D12, the wiring method is a common structure in the field, and will not be described in detail here) are fixed by bolts on the side of the translation mechanism B32. In the console.
- the end of the winding spindle 21 close to the driving mechanism A22 is welded and fixedly connected to the limit baffle A211, the shaft body is provided with external threads, and the bobbin of the winding spindle 21 away from the driving mechanism A22 is sleeved with the limit baffle B212, A limit nut is threadedly connected to the winding spindle 21 on the outer side of the limit baffle B212.
- An auxiliary pulley 351 is fixedly connected to one end of the slider A311 close to the winding spindle, and the auxiliary pulley 351 is detachably fixed to the connecting block 35.
- the connecting block 35 is fixedly connected to the upper surface of the slider A311 by bolts.
- the auxiliary pulley 351 and the center plane of the slideway of the wire passing pulley 331 are located on the same plane.
- the side projection of the connecting plate 33 is in a "z" shape, and the upper and lower ends are fixedly connected to the slider A311 and the slider B321, respectively.
- the width of the sliding track of the auxiliary pulley 351 is slightly larger than the diameter of the wire to be wound.
- the auxiliary pulley 351 and the central shaft hole of the threading pulley 331 are connected by bolts and then fixed.
- the winding mold When in use, the winding mold is sleeved on the winding spindle, the position of the winding mold is limited by the limit baffle A and the limit baffle B, and the lock nut is used to lock it, and then the auxiliary pulley 351 is installed as required And the connecting block 35 to meet the production needs, and then place the wire roller on the pay-off support 21, pass the wire along the wire passing pulley 331 and the auxiliary pulley 351, wind the wire head on the winding mold, and adjust the proximity switch Position before production.
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- Coil Winding Methods And Apparatuses (AREA)
Abstract
Description
本实用新型涉及一种变压器线圈绕线机。The utility model relates to a transformer coil winding machine.
电焊机工作时需要使用变压器进行变压，变压器线包是电焊机内部的主要构成部分，对整个电焊机的性能起着至关重要的作用。线包是在将导线按照设计需要绕接于线圈模具上，再在模具内插入铁芯，由于目前来说对于线径较大的线圈进行绕制时，导线辊均需要另外放置而进行放线，以保证放出的线长足够使用，且由于导线线径较大时，现有的送线装置很容易出现摆动不稳定导致的问题。The electric welding machine needs to use a transformer to transform the voltage when it is working. The transformer wire package is the main part of the electric welding machine and plays a vital role in the performance of the entire electric welding machine. The wire package is to wind the wire on the coil mold according to the design requirements, and then insert the iron core into the mold. Because at present, when winding a coil with a larger wire diameter, the wire roller needs to be placed separately for pay-off , In order to ensure that the length of the discharged wire is sufficient for use, and when the wire diameter of the wire is large, the existing wire feeding device is prone to problems caused by unstable swing.
实用新型内容Utility model content
本实用新型的主要目的在于提供一种变压器线圈绕线机，通过将导线辊的放线支架焊接工作台一侧，将绕线装置设置于工作台远离放线支架的工作台面上，使得绕线时，可以放出足够长的导线进行绕制，无需另外设置，绕线机整体性强，结构紧凑，同时避免由于放线距离过短而增加线圈绕制时的应力变大，利用平行设置的两个平移机构A、平移机构B同时运动，来进行送线，增强了线圈绕制时的稳定性，同时可以根据实际生产的变压器线圈宽度通过调整连接块的宽度来进行适应，通过调整辅助滑轮的大小来使得绕线更为稳定。The main purpose of the utility model is to provide a transformer coil winding machine, by welding the pay-off support of the wire roller to one side of the worktable, the winding device is arranged on the work surface of the worktable away from the pay-off support, so that the winding At the same time, long enough wires can be released for winding without additional installation. The winding machine has a strong integrity and compact structure. At the same time, it avoids the increase of the coil winding stress due to the short distance of the wire. The use of two parallel installations The two translation mechanism A and translation mechanism B move at the same time to feed the wire, which enhances the stability of the coil winding. At the same time, it can be adapted by adjusting the width of the connecting block according to the width of the transformer coil actually produced. The size makes the winding more stable.
为实现上述目的，本实用新型采取的技术方案为：In order to achieve the above-mentioned purpose, the technical scheme adopted by the present utility model is:
一种变压器线圈绕线机，包括工作台，所述工作台上设有绕线装置以及送线装置；A transformer coil winding machine, comprising a worktable on which a winding device and a wire feeding device are provided;
所述绕线装置包括设置于工作台上表面的绕线主轴，所述绕线主轴一端固定连接于驱动机构A并在驱动机构A的作用下绕轴心旋转；The winding device includes a winding spindle arranged on the upper surface of the worktable, one end of the winding spindle is fixedly connected to the drive mechanism A and rotates around the axis under the action of the drive mechanism A;
所述送线装置包括固定连接于工作台上的平移机构A以及位于平移机构A上部的平移机构B，还包括固定连接于工作台一侧的放线支架，所述平移机构A、平移机构B沿绕线主轴长度方向往复运动，所述平移机构A、平移机构B之间通过连接板固定连接，所述平移机构B一端固定连接有驱动机构B，所述连接板上沿其长度方向固定连接有多个过线滑轮。通过将导线辊的放线支架焊接于工作台原理绕线主轴一侧使得线圈绕线时导线能够放出足够的长度，同时增强了绕线机的整体性，通过设置平移机构A、平移机构B，并通过连接板进行连接，使得线圈绕制时更为稳定，减少由于导线位置变化而发生绕线偏移的问题。The wire feeding device includes a translation mechanism A fixedly connected to the workbench and a translation mechanism B located on the upper part of the translation mechanism A, and also includes a wire pay-off bracket fixedly connected to one side of the workbench, the translation mechanism A and the translation mechanism B Reciprocating along the length of the winding spindle, the translation mechanism A and the translation mechanism B are fixedly connected by a connecting plate, one end of the translation mechanism B is fixedly connected with a driving mechanism B, and the connecting plate is fixedly connected along its length direction There are multiple thread passing pulleys. By welding the pay-off bracket of the wire roller to the side of the winding spindle of the workbench principle, the wire can be released enough length when the coil is wound, and at the same time, the integrity of the winding machine is enhanced. By setting the translation mechanism A and the translation mechanism B, And the connection is made through the connecting plate, which makes the coil winding more stable and reduces the problem of winding deviation due to the change of the wire position.
进一步地，所述绕线主轴靠近驱动机构A的端部固定连接有限位挡板A、轴身设有外螺纹，所述绕线主轴远离驱动机构A的轴身上套接有限位挡板B，位于限位挡板B外侧的绕线主轴轴身上螺纹连接有限位螺母。通过将绕线模具套接于绕线主轴上并通过限位螺母对限位挡板B进行限位，利用限位挡板A、限位挡板B来固定绕线模具，可以适应不同宽度的绕线模具。Further, the end of the winding spindle close to the driving mechanism A is fixedly connected to the limiting baffle A, the shaft body is provided with an external thread, and the limiting baffle B is sleeved on the shaft of the winding spindle away from the driving mechanism A, The winding spindle shaft on the outer side of the limit baffle B is threadedly connected with a limit nut. The winding mold is sleeved on the winding spindle and the limit stopper B is limited by the limit nut. The limit stopper A and the limit stopper B are used to fix the winding mold, which can be adapted to different widths. Winding mold.
进一步地，所述驱动机构A、驱动机构B为固定连接于工作台上的步进电机，所述步进电机匹配有电控柜和操作台。将操作台设置于工作台上，方便操作人员操作，同时，利用工作台罩设住驱动机构A，更好的节约了绕线机的空间。Further, the driving mechanism A and the driving mechanism B are stepping motors fixedly connected to the worktable, and the stepping motors are matched with an electric control cabinet and an operating table. The operation table is arranged on the work table, which is convenient for the operator to operate. At the same time, the work table is used to cover the driving mechanism A, which better saves the space of the winding machine.
进一步地，所述平移机构A为直线滑轨，所述平移机构B为滚珠丝杠滑台，所述直线滑轨上的滑块A与所述滚珠丝杠滑台上的滑块B之间通过连接板固定连接。在滚珠丝杠滑台上固定了两个接近开关，并且将接近开关与电控柜内进行电连接，从而限定平移机构B的移动位置。Further, the translation mechanism A is a linear slide, the translation mechanism B is a ball screw slide, and the slider A on the linear slide is between the slider B on the ball screw slide. The connection is fixed by the connecting plate. Two proximity switches are fixed on the ball screw slide table, and the proximity switches are electrically connected with the electric control cabinet, thereby limiting the moving position of the translation mechanism B.
进一步地，所述连接板侧面投影呈″z″形，上下两端固定分别固定连接于滑块A、滑块B。设置高低连接板连接滑块A、滑块B并呈″z″形具有更强的抗扭性，同时使得绕线机整体更为美观。Further, the side projection of the connecting plate is in a "z" shape, and the upper and lower ends are fixedly connected to the slider A and the slider B, respectively. The high-low connecting plate is arranged to connect the slider A and the slider B and is in a "z" shape, which has stronger torsion resistance, and at the same time makes the whole winding machine more beautiful.
进一步地，所述滑块A靠近绕线主轴一端固定连接有辅助滑轮，所述辅助滑轮可拆卸的固定于连接块上，所述连接块通过螺栓固定连接于滑块A上表面，所述辅助滑轮与过线滑轮的滑道中心面位于同一平面。通过辅助滑轮与过线滑轮的滑道中心面位于同一平面保证导线在绕线时的能够更好的进行传导。Further, an auxiliary pulley is fixedly connected to one end of the slider A close to the winding spindle, and the auxiliary pulley is detachably fixed to the connecting block, and the connecting block is fixedly connected to the upper surface of the slider A by bolts. The center plane of the slideway of the pulley and the line passing pulley are located on the same plane. The central surface of the auxiliary pulley and the slideway of the thread-passing pulley are located on the same plane to ensure that the wire can be better conducted during winding.
进一步地，辅助滑轮的滑道宽度略大于待绕导线的直径。对绕线位置进行进一步限定。Further, the width of the slideway of the auxiliary pulley is slightly larger than the diameter of the wire to be wound. Further limit the winding position.
本申请实施例中提供的一个或多个技术方案，至少具有如下技术效果或优点：One or more technical solutions provided in the embodiments of this application have at least the following technical effects or advantages:
提供了一种整体性强，能够绕制较大线径线圈的绕线机，制造简单，使用方便。A winding machine with strong integrity and capable of winding larger wire diameter coils is provided, which is simple to manufacture and convenient to use.
图1为本实用新型正面结构示意图；Figure 1 is a schematic diagram of the front structure of the utility model;
图2为本实用新型背面结构示意图；Figure 2 is a schematic diagram of the back structure of the utility model;
图3为本实用新型局部结构示意图。Figure 3 is a schematic diagram of a partial structure of the utility model.
本申请中的″左端″、″右端″、″左侧面″、″右侧面″等仅是为了方便进行说明而进行的表述，为了更好的理解上述技术方案，下面将结合说明书附图以及具体的实施方式对上述技术方案进行详细说明，应当理解本实用新型实施例以及实施例中的具体特征是对 本申请技术方案的详细的说明，而不是对本申请技术方案的限定，在不冲突的情况下，本申请实施例以及实施例中的技术特征可以相互组合。The "left end", "right end", "left side", "right side", etc. in this application are only expressions for the convenience of description. In order to better understand the above technical solutions, the following will be combined with the accompanying drawings of the specification As well as specific implementation manners, the above technical solutions are described in detail. It should be understood that the embodiments of the present utility model and the specific features in the embodiments are detailed descriptions of the technical solutions of the present application, rather than limiting the technical solutions of the present application. In this case, the embodiments of the present application and the technical features in the embodiments can be combined with each other.
如图1所示，一种变压器线圈绕线机，包括工作台10，所述工作台10上设有绕线装置20以及送线装置30；As shown in Figure 1, a transformer coil winding machine includes a
所述绕线装置20包括设置于工作台10上表面的绕线主轴21，所述绕线主轴21一端固定连接于驱动机构A22并在驱动机构A22的作用下绕轴心旋转；The winding device 20 includes a
所述送线装置30包括固定连接于工作台10上的平移机构A31以及位于平移机构A31上部的平移机构B32，还包括固定连接于工作台10一侧的放线支架21，所述平移机构A31、平移机构B32沿绕线主轴21长度方向往复运动，所述平移机构A31、平移机构B32之间通过连接板33固定连接，所述平移机构B32一端固定连接有驱动机构B34，所述连接板33上沿其长度方向固定连接有多个过线滑轮331。The wire feeding device 30 includes a translation mechanism A31 fixedly connected to the
具体来说，所述驱动机构A22、驱动机构B34为固定连接于工作台10上的步进电机，所述步进电机匹配有电控柜和操作台。为了使得绕线机整体性更强，将操作台设置于工作台上，将电控柜以及驱动机构A22罩设于操作台上，驱动机构A22的驱动轴穿出操作台的外壁上连接绕线主轴21。Specifically, the driving mechanism A22 and the driving mechanism B34 are stepping motors fixedly connected to the
所述平移机构A31为直线滑轨，所述平移机构B32为滚珠丝杠滑台，所述直线滑轨上的滑块A311与所述滚珠丝杠滑台上的滑块B321之间通过连接板33固定连接。为了方便的对平移机构B32的运动位置进行限定，在平移机构B32一侧通过螺栓固定了两个接近开关322(欧姆龙E3F3-D12，接线方式为本领域常见结构，在此不进行详细描述)连接于操作台。The translation mechanism A31 is a linear slide, the translation mechanism B32 is a ball screw slide, and a connecting plate passes between the slider A311 on the linear slide and the slide B321 on the ball screw slide. 33 Fixed connection. In order to conveniently limit the movement position of the translation mechanism B32, two proximity switches 322 (Omron E3F3-D12, the wiring method is a common structure in the field, and will not be described in detail here) are fixed by bolts on the side of the translation mechanism B32. In the console.
所述绕线主轴21靠近驱动机构A22的端部焊接固定连接有限位挡板A211、轴身设有外螺纹，所述绕线主轴21远离驱动机构A22的轴身上套接有限位挡板B212，位于限位挡板B212外侧的绕线主轴21轴身上螺纹连接有限位螺母。The end of the winding
所述滑块A311靠近绕线主轴一端固定连接有辅助滑轮351，所述辅助滑轮351可拆卸的固定于连接块35上，所述连接块35通过螺栓固定连接于滑块A311上表面，所述辅助滑轮351与过线滑轮331的滑道中心面位于同一平面。An
所述连接板33侧面投影呈″z″形，上下两端固定分别固定连接于滑块A311、滑块B321。The side projection of the
所述辅助滑轮351的滑道宽度略大于待绕导线的直径。辅助滑轮351与过线滑轮331中心轴孔通过螺栓连接后进行固定。The width of the sliding track of the
使用时，将绕线模具套接于绕线主轴上，使用限位挡板A、限位挡板B对绕线模具位置进行限定，并使用锁紧螺母锁紧，再根据需要安装辅助滑轮351以及连接块35以适应生产需要，再将导线辊放置于放线支架21上，将导线沿过线滑轮331以及辅助滑轮351进行过线，将线头绕制于绕线模具上，调整好接近开关的位置，后进行生产。When in use, the winding mold is sleeved on the winding spindle, the position of the winding mold is limited by the limit baffle A and the limit baffle B, and the lock nut is used to lock it, and then the
以上显示和描述了本实用新型的基本原理和主要特征和本实用新型的优点。本行业的技术人员应该了解，本实用新型不受上述实施例的限制，上述实施例和说明书中描述的只是说明本实用新型的原理，在不脱离本实用新型精神和范围的前提下，本实用新型还会有各种变化和改进，这些变化和改进都落入要求保护的本实用新型范围内。本实用新型要求保护范围由所附的权利要求书及其等效物界定。The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. Those skilled in the industry should understand that the present utility model is not limited by the foregoing embodiments. The foregoing embodiments and descriptions only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model The new model will have various changes and improvements, and these changes and improvements fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.
Claims (7)
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| Application Number | Priority Date | Filing Date | Title |
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| PCT/CN2019/121635 WO2021102808A1 (en) | 2019-11-28 | 2019-11-28 | Transformer coil winding machine |
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| Application Number | Priority Date | Filing Date | Title |
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| PCT/CN2019/121635 WO2021102808A1 (en) | 2019-11-28 | 2019-11-28 | Transformer coil winding machine |
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| WO2021102808A1 true WO2021102808A1 (en) | 2021-06-03 |
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| CN207338119U (en) * | 2017-09-19 | 2018-05-08 | 共青城晟鑫电子有限公司 | A kind of transformer automatic coil winding machine |
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| CN210378747U (en) * | 2019-09-27 | 2020-04-21 | 淮安茂京机电实业有限公司 | Transformer coil winding machine |
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| JP2002184640A (en) * | 2000-12-15 | 2002-06-28 | Nittoku Eng Co Ltd | Winding device and winding method |
| CN205140743U (en) * | 2015-11-04 | 2016-04-06 | 南京南瑞集团公司 | Transformer coiling machine |
| CN207021144U (en) * | 2017-05-12 | 2018-02-16 | 武汉软件工程职业学院 | A kind of voltage transformer magnet coil automatic coil winding machine |
| CN207338119U (en) * | 2017-09-19 | 2018-05-08 | 共青城晟鑫电子有限公司 | A kind of transformer automatic coil winding machine |
| CN107993835A (en) * | 2017-12-27 | 2018-05-04 | 重庆万事荣光电子有限公司 | Transformer Coil Winding Machine |
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