CN212278086U - Multifunctional VPI device - Google Patents
Multifunctional VPI device Download PDFInfo
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- CN212278086U CN212278086U CN202022116589.5U CN202022116589U CN212278086U CN 212278086 U CN212278086 U CN 212278086U CN 202022116589 U CN202022116589 U CN 202022116589U CN 212278086 U CN212278086 U CN 212278086U
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- connecting rods
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Abstract
The utility model relates to a multifunctional VPI device, which comprises at least two clamping plate units which are horizontally arranged side by side; the clamping plate unit comprises an upper clamping plate and a lower clamping plate which are symmetrically arranged up and down and have the same size; the clamping plate unit also comprises two strip-shaped positioning insulating auxiliary parts which are arranged between the upper clamping plate and the lower clamping plate and are parallel to each other; the length direction of the positioning insulating auxiliary is consistent with the arrangement direction of the clamping plate units; the positioning insulating auxiliary parts are used for placing a coil to be impregnated; two groups of load-bearing connecting rods which are symmetrically arranged are fixedly connected between the adjacent clamping plate units. The device has simple structure, and is quick and convenient to disassemble and assemble; the manufacturing cost and the test cost can be effectively saved.
Description
Technical Field
The utility model relates to a VPI technical field, concretely relates to multi-functional VPI device.
Background
VPI is an abbreviation for vacuum pressure impregnation process. The VPI device is mainly used for producing coils with certain specifications or simulating a stator core to carry out a whole-dipping stator related test. First, the conventional VPI apparatus can only produce a coil of one specification, and when the coil size is changed, a large number of different apparatuses need to be matched, which results in very high manufacturing cost and long manufacturing period. Secondly, disassembly and assembly is extremely complicated and heavy. And thirdly, the sizes of the ventilation holes in the traditional VPI device are fixed, when the whole-immersed stator related test is carried out, the heat dissipation effect of the ventilation holes of the traditional VPI device is fixed, after the actual specification of the stator core is changed, the traditional VPI device cannot meet the related test requirements of stator cores with different specifications, and a new VPI device needs to be redesigned and produced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a multifunctional VPI device aiming at the technical problems in the prior art, which has simple structure and rapid and convenient disassembly and assembly; the manufacturing cost and the test cost can be effectively saved.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a multifunctional VPI device comprises at least two clamping plate units which are horizontally arranged side by side; the clamping plate unit comprises an upper clamping plate and a lower clamping plate which are symmetrically arranged up and down and have the same size; the clamping plate unit also comprises two strip-shaped positioning insulating auxiliary parts which are arranged between the upper clamping plate and the lower clamping plate and are parallel to each other; the length direction of the positioning insulating auxiliary is consistent with the arrangement direction of the clamping plate units; the positioning insulating auxiliary parts are used for placing a coil to be impregnated; two groups of load-bearing connecting rods which are symmetrically arranged are fixedly connected between the adjacent clamping plate units.
The beneficial effects of the utility model reside in that: the positioning insulating auxiliary can be set to different sizes as required (namely the height and the width of the coil), and the combined clamping plate units are adopted, so that the number of the clamping plate units can be adaptively increased or decreased according to the size of the coil, the width of the coil is controlled through the distance between the upper clamping plate and the clamping plate, and the heights of the coil are controlled through the positioning insulating auxiliary on the left side and the right side, so that the positioning insulating auxiliary can be suitable for the production of the coils with different specifications or the simulation of iron cores with different specifications to perform the whole-dipping stator related test.
Furthermore, the upper clamping plate and the lower clamping plate of the clamping plate unit are fixedly connected through two symmetrically-arranged positioning bolts, and the two positioning bolts are respectively positioned on the outer sides of the two positioning insulating auxiliary parts and are used for limiting the two positioning insulating auxiliary parts.
The distance between the upper clamping plate and the lower clamping plate can be adjusted through the positioning bolt, and the positioning insulation auxiliary part is limited.
Furthermore, each group of bearing connecting rods comprises a bearing protection connecting rod positioned at the upper part of the upper clamping plate and a bearing protection connecting rod positioned at the lower part of the lower clamping plate; the bearing protection connecting rods positioned on the upper part of the upper clamping plate and the bearing protection connecting rods positioned on the lower part of the lower clamping plate are arranged up and down symmetrically; both ends of the two bearing protection connecting rods are provided with through holes; the two bearing protection connecting rods are fixedly connected through bearing bolts arranged in through holes at two ends; the bearing bolts in the through holes at the two ends of the two bearing protection connecting rods penetrate through the upper clamping plate and the lower clamping plate.
Because the assembly of upper plate, lower plate, location insulating auxiliary and the coil that will produce is accomplished, and the weight of whole device is very big, simultaneously because whole device is formed by the splint unit connection, if not consolidate the connection, very easily cause serious influence to the finished product quality of coil or whole stator correlation test's result. Adopt above-mentioned mode to carry out fixed connection to two adjacent holders, can improve the connection stability of two adjacent holders, let the punch holder and the splint of whole device even be a whole, because device structure and coil that gravity leads to produce deformation when preventing to hoist and mount, and then influence the finished product quality of coil or soak the stator correlation test result entirely.
Furthermore, the through holes formed in the two ends of the two bearing protection connecting rods are waist-shaped holes, and the length direction of each waist-shaped hole is consistent with that of each bearing protection connecting rod.
And after the upper clamping plate and the lower clamping plate are installed, the whole VPI device is used for simulating a stator core to carry out a whole-immersion stator related test without disassembling the device after coils are produced. The gap between the clamping plate units at this time corresponds to the ventilation holes of the stator core. The sizes of the ventilation holes of the stator cores with different specifications are different, however, the ventilation holes of the traditional VPI device are fixed, and after the specification of the simulation core is changed, the traditional VPI device cannot meet the relevant test requirements of the stator cores with different specifications, and a new VPI device needs to be redesigned and produced.
And arranging a kidney-shaped hole, and adjusting the distance between the adjacent clamping plate units according to the specification of the coil or the specification of the stator core to be simulated. Since the gap between the clamping plate units is equivalent to the ventilation holes of the stator core, the size of the ventilation holes is adjusted by adjusting the distance between the adjacent clamping plate units.
Furthermore, the positioning bolt and the bearing bolt are sleeved with gaskets.
Set up the packing ring, further carry out fixed connection to two adjacent splint units, improve the connection stability of two adjacent splint units, deformation takes place for device structure and coil that leads to because gravity when preventing to hoist and mount.
Further, the device also comprises a mounting base plate arranged below the clamping plate unit, and when the device is assembled, the mounting base plate is used for heightening the clamping plate unit.
The width of the mounting base plate is smaller than the distance between the two symmetrically arranged positioning bolts, and when the device is assembled, the mounting base plate is positioned between the two positioning bolts.
Drawings
Fig. 1 is a schematic structural diagram of a multifunctional VPI apparatus according to an embodiment of the present invention;
fig. 2 is a left side view of the multifunctional VPI apparatus according to an embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the mounting device comprises a mounting base plate, 2, an upper clamping plate, 3, a lower clamping plate, 4, a positioning insulating auxiliary part, 5, a positioning bolt, 6, a bearing protection connecting rod, 7 and a bearing bolt.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
An embodiment of the utility model provides a multi-functional VPI device, including two at least splint units that the level was laid side by side. The clamping plate unit comprises an upper clamping plate 2 and a lower clamping plate 3 which are symmetrically arranged up and down and have the same size; the clamping plate unit also comprises two strip-shaped positioning insulating auxiliary parts 4 which are arranged between the upper clamping plate 2 and the lower clamping plate 3 and are parallel to each other; the length direction of the positioning insulating auxiliary 4 is consistent with the arrangement direction of the clamping plate units; the two positioning insulating auxiliary parts 4 are used for placing a coil to be impregnated; two groups of load-bearing connecting rods which are symmetrically arranged are fixedly connected between the adjacent clamping plate units. And the two groups of load-bearing connecting rods are symmetrical about the arrangement direction of the splint units.
It should be understood here that only two elongated positioning and insulating aids may be included in the entire VPI device, i.e. they are common to all clamping plate units; the positioning insulating auxiliary parts with different lengths can also be included, every two positioning insulating auxiliary parts form a group, and the adjacent clamping plate units share one group of the positioning insulating auxiliary parts; and 2n positioning insulating auxiliary parts can be arranged according to the number n of the clamping plate units, every two clamping plate units form a group, and each clamping plate unit comprises a group of positioning insulating auxiliary parts. In the embodiment, the adjacent clamping plate units are arranged in a mode of sharing one group of positioning insulation auxiliary parts.
The positioning insulating auxiliary can be set to different sizes as required (namely the height and the width of the coil), and the combined clamping plate units are adopted, so that the number of the clamping plate units can be adaptively increased or decreased according to the length of the coil, the width of the coil is controlled through the distance between the upper clamping plate and the clamping plate, and the heights of the coil are controlled through the positioning insulating auxiliary on the left side and the right side, so that the positioning insulating auxiliary can be suitable for the production of the coils with different specifications or the simulation of iron cores with different specifications to carry out the whole-immersed stator related test.
As a preferred embodiment, the upper clamping plate and the lower clamping plate of the clamping plate unit are fixedly connected through two symmetrically arranged positioning bolts 5, and the two positioning bolts 5 are respectively located at the outer sides of the two positioning insulating auxiliaries 4 and used for limiting the two positioning insulating auxiliaries 4.
The spacing between the upper clamping plate 2 and the lower clamping plate 3 can be adjusted through the positioning bolt 5, and the positioning insulation auxiliary 4 is limited.
As a preferred embodiment, each group of the bearing connecting rods comprises a bearing protection connecting rod 6 positioned at the upper part of the upper splint and a bearing protection connecting rod 6 positioned at the lower part of the lower splint; the two bearing protection connecting rods 6 are symmetrically arranged up and down, and through holes are formed in two ends of each bearing protection connecting rod 6; the two bearing protection connecting rods 6 are fixedly connected through bearing bolts 7 arranged in through holes at two ends; the bearing bolts 7 in the through holes at the two ends of the two bearing protection connecting rods 6 penetrate through the upper clamping plate 2 and the lower clamping plate 3.
Because the assembly of upper plate, lower plate, location insulating auxiliary and the coil that will produce is accomplished, and the weight of whole device is very big, simultaneously because whole device is formed by the splint unit connection, if not consolidate the connection, very easily cause serious influence to the finished product quality of coil or whole stator correlation test's result. Adopt above-mentioned mode to carry out fixed connection to two adjacent holders, can improve the connection stability of two adjacent holders, let the punch holder and the splint of whole device even be a whole, because device structure and coil that gravity leads to produce deformation when preventing to hoist and mount, and then influence the finished product quality of coil or soak the stator correlation test result entirely.
In a preferred embodiment, the positioning bolt 5 and the bearing bolt 7 are sleeved with washers.
Set up the packing ring, further carry out fixed connection to two adjacent splint units, improve the connection stability of two adjacent splint units, deformation takes place for device structure and coil that leads to because gravity when preventing to hoist and mount.
As a preferred embodiment, the through holes formed at the two ends of the two load-bearing protection connecting rods 6 are waist-shaped holes, and the length direction of the waist-shaped holes is consistent with the length direction of the load-bearing protection connecting rods 6.
And after the upper clamping plate and the lower clamping plate are installed, the whole VPI device is used for simulating a stator core to carry out a whole-immersion stator related test without disassembling the device after coils are produced. The gap between the clamping plate units at this time corresponds to the ventilation holes of the stator core. The sizes of the ventilation holes of the stator cores with different specifications are different, however, the ventilation holes of the traditional VPI device are fixed, and after the specification of the simulation core is changed, the traditional VPI device cannot meet the relevant test requirements of the stator cores with different specifications.
And arranging a kidney-shaped hole, and adjusting the distance between the adjacent clamping plate units according to the specification of the coil or the specification of the stator core to be simulated. Since the gap between the clamping plate units is equivalent to the ventilation holes of the stator core, the size of the ventilation holes is adjusted by adjusting the distance between the adjacent clamping plate units.
As a preferred embodiment, the device further comprises a mounting mat 1 arranged below the cleat unit, said mounting mat 1 serving to elevate the cleat unit when the device is assembled.
The width of installation backing plate 1 is less than the interval of two positioning bolt 5 that the symmetry set up, just during the assembly of punch holder, lower plate and insulating auxiliary of location, the installation backing plate is located between two positioning bolt.
When the installation base plate is used, a certain number of lower clamping plates 3 are placed above the installation base plate 1 according to a certain horizontal gap and are placed in order. The coil and a certain number of insulating auxiliaries 4 are then placed on the surface of the lower jaw, followed by the upper jaw 2. The positioning bolt 5 is tightly screwed on the upper clamping plate and the lower clamping plate. And finally, screwing the bearing bolt 7 tightly on the bearing protection connecting rod 6 on the surfaces of the upper clamping plate and the lower clamping plate. The upper clamping plate 2, the lower clamping plate 3, the insulating auxiliary 4, the positioning bolt 5, the bearing protection connecting rod 6, the bearing bolt, the gasket 7 and the coil are integrated and put into a VPI paint can to be impregnated with resin (the mounting base plate 1 is not put into the paint can). The utility model discloses device simple structure, the installation is convenient with the dismantlement, and the cost is with low costs, can produce the coil of multiple size specification and satisfy the whole relevant experimental requirement of stator that soaks of different specification iron cores, possesses production and experimental multiple functions, has very strong practicality and flexibility.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. A multifunctional VPI device is characterized by comprising at least two clamping plate units which are horizontally arranged side by side; the clamping plate unit comprises an upper clamping plate and a lower clamping plate which are symmetrically arranged up and down and have the same size; the clamping plate unit also comprises two strip-shaped positioning insulating auxiliary parts which are arranged between the upper clamping plate and the lower clamping plate and are parallel to each other; the length direction of the positioning insulating auxiliary is consistent with the arrangement direction of the clamping plate units; the positioning insulating auxiliary parts are used for placing a coil to be impregnated; two groups of load-bearing connecting rods which are symmetrically arranged are fixedly connected between the adjacent clamping plate units.
2. The multifunctional VPI device of claim 1, wherein the upper and lower clamping plates of the clamping plate unit are fixedly connected by two symmetrically arranged positioning bolts, and the two positioning bolts are respectively located at the outer sides of the two positioning insulating auxiliary members for limiting the two positioning insulating auxiliary members.
3. The multi-functional VPI device of claim 2, wherein each set of the load-bearing connecting rods comprises a load-bearing protective connecting rod located at an upper portion of the upper clamp plate, a load-bearing protective connecting rod located at a lower portion of the lower clamp plate; the bearing protection connecting rods positioned on the upper part of the upper clamping plate and the bearing protection connecting rods positioned on the lower part of the lower clamping plate are arranged up and down symmetrically; both ends of the two bearing protection connecting rods are provided with through holes; the two bearing protection connecting rods are fixedly connected through bearing bolts arranged in through holes at two ends; the bearing bolts in the through holes at the two ends of the two bearing protection connecting rods penetrate through the upper clamping plate and the lower clamping plate.
4. The multifunctional VPI device of claim 3, wherein the through holes at the two ends of the two bearing protection connecting rods are waist-shaped holes, and the length direction of the waist-shaped holes is consistent with the length direction of the bearing protection connecting rods.
5. The multi-functional VPI device of claim 3, wherein the positioning bolt and the load-bearing bolt are each provided with a washer.
6. The multi-functional VPI apparatus of claim 1, further comprising a mounting pad disposed below the clamp plate unit, the mounting pad serving to elevate the clamp plate unit when the apparatus is assembled.
7. The multi-functional VPI device of claim 6, wherein the mounting pad has a width less than the spacing between two symmetrically disposed positioning bolts, and wherein the mounting pad is positioned between the two positioning bolts when the device is assembled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116589.5U CN212278086U (en) | 2020-09-24 | 2020-09-24 | Multifunctional VPI device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116589.5U CN212278086U (en) | 2020-09-24 | 2020-09-24 | Multifunctional VPI device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212278086U true CN212278086U (en) | 2021-01-01 |
Family
ID=73870389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022116589.5U Active CN212278086U (en) | 2020-09-24 | 2020-09-24 | Multifunctional VPI device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212278086U (en) |
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2020
- 2020-09-24 CN CN202022116589.5U patent/CN212278086U/en active Active
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