CN210006597U - multi-group transformer coil hydraulic press with micro-pressure single-adjustment function - Google Patents
multi-group transformer coil hydraulic press with micro-pressure single-adjustment function Download PDFInfo
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- CN210006597U CN210006597U CN201921039218.2U CN201921039218U CN210006597U CN 210006597 U CN210006597 U CN 210006597U CN 201921039218 U CN201921039218 U CN 201921039218U CN 210006597 U CN210006597 U CN 210006597U
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Abstract
The utility model belongs to the technical field of the transformer, concretely relates to transformer coil pressure equipment, the utility model provides a multiunit transformer coil hydraulic press that has minute-pressure single adjustment function, including the workstation, can be to exerting the main hydraulic press of pressure downwards and a plurality of fine setting hydraulic press that can upwards exert pressure, the workstation includes the roof, base and stand between roof and base, main hydraulic press pneumatic cylinder is fixed on the roof, main hydraulic press push rod passes roof and main clamp plate fixed connection, main clamp plate cover can use the stand to reciprocate as the track, fine setting hydraulic press pneumatic cylinder is fixed on the base, fine setting hydraulic press push rod and fine setting clamp plate fixed connection, fine setting hydraulic push rod promotes the fine setting clamp plate and reciprocates, the beneficial effects of the utility model are that can greatly improve production efficiency, production quality and transformer coil hydraulic press that the commonality is strong are provided.
Description
Technical Field
The utility model belongs to the technical field of the transformer, a kinds of transformer coil coiling auxiliary assembly are related to, concretely relates to kinds of transformer coil pressure equipment.
Background
The three basic parts of the transformer are an iron core, a winding coil and a cooler, the winding coil is not only a conductive loop of the transformer but also a heart of the transformer, the winding coil which is just wound has larger size difference in the axial direction due to different winding modes and different operation methods, the traditional method adopts a manual loading mode of an upper pressing plate, a lower pressing plate, a four-corner pull rod and a nut to ensure that the axial size of the coil is , and the method has the following three disadvantages that 1, manual loading is time-consuming, labor-consuming and low in efficiency, 2, the stress of the coil is unbalanced, the unbalanced stress easily causes insulation damage of the winding to cause damage of the transformer, 3, the pressing force of the winding coil is not easy to control and can not be monitored, the pressing force can generate larger air gaps to cause eddy current loss and small magnetic flux leakage to cause heating of the transformer, and the pressing force is overlarge to possibly damage insulation of a lead and cause deformation of the winding.
At present, domestic advanced enterprises generally use a special hydraulic machine tool to replace manual pressing, but the special coil press has large body shape, complex structure, price of more than 50 ten thousand yuan, high purchase and maintenance cost, and poor universality when coils with different sizes are pressed due to short lifting stroke of equipment. And although the special coil press has higher production efficiency compared with manual work, the purpose of simultaneously pressing multiple groups of coils cannot be realized. Because coil pressing has high precision requirement on pressure, too small pressing force can generate larger air gap, resulting in eddy current loss and magnetic leakage, thereby heating the transformer. The pressing force is too great and may damage the wire insulation and deform the windings. In particular, in a small coil, the required pressure for press molding is not large at all, and the pressure accuracy is required to be higher. Meanwhile, a plurality of groups of coils are pressed, larger pressure is necessarily applied, a larger hydraulic machine is needed, but the large hydraulic machine cannot meet the pressing precision requirement of the small coils, so that the problem of multi-group pressing forming of the existing small coils is still solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at designing kinds of transformer coil hydraulic presses that can process the multiunit coil simultaneously to let the transformer coil hydraulic press have more general commonality.
In order to achieve the purpose, the technical scheme of the utility model is that multiunit transformer coil hydraulic press with little pressure single adjustment function, including workstation, can exert pressure downwards main hydraulic pressure mechanism and a plurality of fine setting hydraulic pressure mechanism that can exert pressure upwards, the workstation includes roof, base and stands on a plurality of stands between roof and base, main hydraulic pressure mechanism includes main hydraulic pressure mechanism pneumatic cylinder, main hydraulic pressure mechanism push rod, main clamp plate, main hydraulic pressure mechanism pneumatic cylinder is fixed on the roof, main hydraulic pressure mechanism push rod passes roof and main clamp plate fixed connection, main clamp plate passes the stand, it can use the stand to reciprocate as the track, fine setting hydraulic pressure mechanism includes fine setting pneumatic cylinder, fine setting hydraulic push rod, fine setting clamp plate, fine setting hydraulic pressure mechanism pneumatic cylinder is fixed on the base, fine setting hydraulic pressure mechanism push rod and fine setting clamp plate fixed connection, fine setting hydraulic push rod promotes fine setting clamp plate and reciprocates.
Transformer coil places on the fine setting clamp plate, the utility model discloses a main hydraulic press constructs treats processing transformer coil and carries out the suppression for the first time, then utilizes the fine setting hydraulic press to finely tune each coil pressure that receives, and then realizes the accurate suppression to transformer coil, has reached mesh of processing multiunit coil to because each fine setting hydraulic press constructs can the independent pressure regulating, the utility model discloses both can process the transformer coil of multiunit with the specification times, also can times process the transformer coil of the different specifications of multiunit.
Preferably, the base is provided with a workbench surface arranged above the base, the base and the workbench surface are supported and fixed through reinforcing ribs, the workbench surface is provided with a workbench surface opening matched with the fine adjustment pressing plate, the fine adjustment hydraulic mechanism hydraulic cylinder is arranged below the workbench surface, and the fine adjustment hydraulic push rod pushes the fine adjustment pressing plate to move up and down through the workbench surface opening.
Such design is widened the utility model discloses an application scope when not using fine setting hydraulic pressure mechanism to carry out the pressure regulating, can place large-scale transformer coil on the table surface, transformer coil hydraulic press can also realize the press forming to large-scale transformer coil.
Preferably, the top plate, the main pressure plate, the base and the working table top are all rectangular.
Preferably, the stand has four, passes the through-hole of locating main clamp plate four corners, stand upper end and roof fixed connection, and the stand lower extreme passes table surface with the bolt fastening, adjusts the angle of the main clamp plate of timing that each bolt can be convenient, guarantees the main clamp plate level to adjusting bolt can also change the distance between roof and workstation, and then adjusts main hydraulic press mechanism stroke to the certain degree, advances step increase the utility model discloses the commonality of equipment.
Preferably, the fine tuning pressing plate is circular, and the size of the fine tuning pressing plate is matched with that of the transformer coil to be processed.
Preferably, the fine adjustment hydraulic mechanisms are uniformly fixed on the base in an array mode.
The beneficial effects of the utility model are that a can greatly improve production efficiency, production quality and the transformer coil hydraulic press that the commonality is strong is provided, the utility model discloses the hydraulic press not only can process multiunit miniature transformer coil, can also process large-scale transformer coil, and the monotonous function of fine setting hydraulic pressure mechanism is the miniature transformer coil that can times process the different specifications of multiunit more, the utility model discloses can save a large amount of equipment purchasing costs, increase the production income, produce objective economic benefits for relevant enterprise.
Drawings
FIG. 1 is a schematic structural diagram of kinds of hydraulic machines with multiple groups of transformer coils and micro-pressure monotony functions.
Detailed Description
Referring to fig. 1, multi-group transformer coil hydraulic presses with a micro-pressure single-adjustment function comprise a workbench 1 and main hydraulic mechanisms 2 capable of applying pressure downwards and a plurality of fine-adjustment hydraulic mechanisms 3 capable of applying pressure upwards, wherein the workbench comprises a top plate 101, a base 102 and four upright posts 103, the base 102 is provided with a workbench surface 1021 arranged above the base, the base 102 and the workbench surface 1021 are supported and fixed through reinforcing ribs 1022, the top plate 101, the base 102, the workbench surface 1021 and the main pressure plate 203 are all rectangular, through holes for the upright posts 103 to pass through are formed in four corners of the main pressure plate, the upright posts 103 pass through the through holes, the upper ends of the upright posts 103 are fixedly connected with the top plate 101, the lower ends of the upright posts 103 pass through a workbench surface 2021 and are fixed through bolts 2024, the main hydraulic mechanism hydraulic cylinder 201 is fixed on the top plate 101, a main hydraulic mechanism push rod 202 passes through the top plate 101 and is fixedly connected with the main pressure plate 203, the main hydraulic cylinder hydraulic mechanism pushes the main hydraulic pressure plate 203 to take the upright posts 103 as a track, the fine-adjustment hydraulic mechanism push rod 301, the fine-adjustment hydraulic push rod 302, the fine-adjustment hydraulic mechanism 301 is connected with the fine-adjustment hydraulic mechanism 301, the fine-adjustment hydraulic mechanism 303, the fine-adjustable hydraulic mechanism 102 is connected with the fine-adjustable hydraulic mechanism 102, the fine-adjustable hydraulic mechanism 200 is connected with the fine-adjustable hydraulic mechanism 201.
kinds of multi-group transformer coil hydraulic machines with micro-pressure single-adjusting function as shown in figure 1 have the following three processing functions.
1. When six groups of small transformer coils with the same specification are processed, coils to be processed are placed on the fine-tuning pressing plates 303, the main hydraulic mechanism 2 starts to work, the main hydraulic mechanism hydraulic cylinder 201 pushes the main pressing plate 203 to move downwards to preliminarily press the coils to be processed, then the main hydraulic mechanism 2 stops working, the main pressing plate 203 is fixed, then each fine-tuning hydraulic mechanism 3 starts to work, each fine-tuning hydraulic mechanism 3 controls each fine-tuning pressing plate 303 to apply constant pressure upwards, each transformer coil to be processed is subjected to fine-tuning, the coils to be processed are guaranteed to be in a certain accurate pressure range, the pressures applied by each fine-tuning hydraulic mechanism are guaranteed to be the same, and the compression molding of the six groups of coils with the same specification is completed.
2. When six groups of small-sized transformer coils with the same specification and different specifications are processed, coils to be processed are placed on the fine adjustment pressing plate 303, the main hydraulic mechanism starts to work, the main hydraulic mechanism hydraulic cylinder 201 pushes the main pressing plate 203 to move downwards, the coils to be processed are preliminarily pressed, then the main hydraulic mechanism 2 stops working, and the main pressing plate 203 is fixed and does not move. Then, each fine adjustment hydraulic mechanism 3 starts to work, each fine adjustment hydraulic mechanism 3 respectively controls each fine adjustment pressing plate 303 to apply different pressures upwards according to different specifications of coils to be pressed, the fine adjustment of each transformer coil to be processed is realized through the control of each fine adjustment hydraulic mechanism, the coils to be processed are ensured to be in a certain accurate pressure range, and then the press forming of six groups of coils with different specifications is completed.
3. When a large transformer coil is processed, the fine-tuning hydraulic mechanisms 3 are adjusted to ensure that the fine-tuning pressing plates 303 are flush with the working table surface 1021, and then the fine-tuning hydraulic mechanisms 2 stop working and the fine-tuning pressing plates 303 are not moved. Then, the large transformer coil to be processed is placed on the workbench surface 2021, the main hydraulic mechanism 2 is started, the main hydraulic mechanism hydraulic cylinder 201 pushes the main pressure plate 203 through the main hydraulic mechanism push rod 202, and the main pressure plate 203 performs compression molding on the large transformer coil to be processed.
Claims (6)
- The multi-group transformer coil hydraulic machine with the micro-pressure single-regulation function is characterized by comprising a workbench, main hydraulic mechanisms capable of applying pressure downwards and a plurality of fine-regulation hydraulic mechanisms capable of applying pressure upwards, wherein the workbench comprises a top plate, a base and a plurality of upright posts arranged between the top plate and the base, each main hydraulic mechanism comprises a main hydraulic mechanism hydraulic cylinder, a main hydraulic mechanism push rod and a main pressure plate, the main hydraulic mechanism hydraulic cylinder is fixed on the top plate, the main hydraulic mechanism push rod penetrates through the top plate and is fixedly connected with the main pressure plate, the main pressure plate penetrates through the upright posts and can move up and down by taking the upright posts as tracks, each fine-regulation hydraulic mechanism comprises a fine-regulation hydraulic cylinder, a fine-regulation hydraulic push rod and a fine-regulation pressure plate, the fine-regulation hydraulic mechanism hydraulic cylinders are fixed on the base, the fine-regulation hydraulic mechanism push rods are fixedly connected with the fine-regulation pressure plates, and.
- 2. The multiple-winding hydraulic press with micropressure singulation function according to claim 1, wherein the trimming press plates are circular and sized to match the windings of the transformer to be machined.
- 3. The multiple-transformer-coil hydraulic machine with micro-pressure single-adjustment function according to claim 1, wherein the micro-adjustment hydraulic mechanisms are uniformly fixed on the base in an array form.
- 4. Multi-group transformer coil hydraulic machine with micro-pressure single-adjusting function according to claim 1,the base has the table surface who sets up in its top, and it is fixed through the strengthening rib support between base and the table surface, and it has the table surface opening that matches the fine setting clamp plate to open on the table surface, fine setting hydraulic mechanism pneumatic cylinder is arranged in under the table surface, and fine setting hydraulic mechanism push rod promotes the fine setting clamp plate and reciprocates through the table surface opening.
- 5. The multiple-transformer-coil hydraulic machine with micro-pressure single-adjustment function according to claim 4, wherein the top plate, the main pressure plate, the base and the working table are rectangular.
- 6. The multi-group transformer coil hydraulic press with micro-pressure single adjustment function according to claim 4, wherein the number of the columns is four, the four columns pass through the through holes at the four corners of the main pressure plate, the upper ends of the columns are fixedly connected with the top plate, and the lower ends of the columns pass through the working table and are fixed on the working table by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921039218.2U CN210006597U (en) | 2019-07-05 | 2019-07-05 | multi-group transformer coil hydraulic press with micro-pressure single-adjustment function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921039218.2U CN210006597U (en) | 2019-07-05 | 2019-07-05 | multi-group transformer coil hydraulic press with micro-pressure single-adjustment function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210006597U true CN210006597U (en) | 2020-01-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921039218.2U Expired - Fee Related CN210006597U (en) | 2019-07-05 | 2019-07-05 | multi-group transformer coil hydraulic press with micro-pressure single-adjustment function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210006597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189911A (en) * | 2019-07-05 | 2019-08-30 | 浙江宝威电气有限公司 | A kind of multiple groups transformer coil hydraulic press with minute-pressure dullness function |
-
2019
- 2019-07-05 CN CN201921039218.2U patent/CN210006597U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189911A (en) * | 2019-07-05 | 2019-08-30 | 浙江宝威电气有限公司 | A kind of multiple groups transformer coil hydraulic press with minute-pressure dullness function |
| CN110189911B (en) * | 2019-07-05 | 2024-05-24 | 浙江宝威电气有限公司 | Multi-group transformer coil hydraulic press with micro-pressure monotone function |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200131 Termination date: 20210705 |
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| CF01 | Termination of patent right due to non-payment of annual fee |