CN216356390U

CN216356390U - Improved tool for direct-drive wind driven generator stator coil expanding equipment

Info

Publication number: CN216356390U
Application number: CN202122821041.5U
Authority: CN
Inventors: 郑伯涛
Original assignee: Nanjing Turbine & Electric Machinery Changfeng New Energy Co ltd
Current assignee: Nanjing Turbine & Electric Machinery Changfeng New Energy Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-19
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses an improved tool for a direct-drive wind driven generator stator coil expanding device, which comprises a tool assembly, wherein the tool assembly comprises a left pressing block, a right pressing block, an adjusting cushion block and a cushion block; the left pressing block and the right pressing block are of the same structure and are of symmetrical structures, the left pressing block and the right pressing block respectively comprise a fixed plate and a height pressing plate, and the height pressing plate is fixedly connected with one side face of the fixed plate; the left pressing block and the right pressing block are connected to the left side and the right side of the upper clamping jaw of the expanding equipment respectively, the adjusting cushion block is connected to the upper clamping jaw of the expanding equipment, the cushion block comprises a width cushion block and a height cushion block, the width cushion block and the height cushion block are connected to form an L-shaped cushion block, and the cushion block is connected to the lower clamping jaw of the expanding equipment. The improved tool is arranged on the clamping jaw used for clamping the coil in the expanding equipment, can be suitable for manufacturing coils of direct-drive wind driven generators of other models, and is simple in structure and low in cost.

Description

Improved tool for direct-drive wind driven generator stator coil expanding equipment

Technical Field

The utility model relates to the technical field of manufacturing of stator coils of direct-driven wind driven generators, in particular to an improved tool for expanding equipment of the stator coils of the direct-driven wind driven generators.

Background

The stator coil of the common direct-drive wind driven generator is a core component, the number of coils of each motor is large, the shape is required to be accurate in the manufacturing process, the insulation is reliable, otherwise, the wire embedding is difficult, the production efficiency is affected, the voltage-resistant breakdown can be caused in serious conditions, and the material manual loss is large. The original numerical control expanding machine for manufacturing the stator coil can expand 2 coils in one day, has simple structure and high strength, is not easy to break down, and in addition, the formed coil has stable shape and better consistency and the quality is also better ensured. However, the expanding machine is a special device, and the clamping jaw on one expanding device can only clamp one coil correspondingly, so that only one coil of a product can be manufactured, and if the coil of another type of direct-drive wind driven generator needs to be manufactured, a new special expanding device needs to be purchased, and the cost is high.

Disclosure of Invention

The improved tool for the stator coil expansion equipment of the direct-drive wind driven generator is arranged on a clamping jaw used for clamping a coil in the expansion equipment, can be suitable for manufacturing coils of direct-drive wind driven generators of other models, and is simple in structure and low in cost.

In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:

an improved tool for direct-drive wind driven generator stator coil expanding equipment comprises a tool assembly, wherein the tool assembly is arranged on clamping jaws used for clamping a coil in the expanding equipment, the number of the clamping jaws is four, the clamping jaws are two upper clamping jaws and two lower clamping jaws respectively, the upper clamping jaws and the lower clamping jaws respectively comprise pressing jaws and fixing jaws, the pressing jaws tightly abut against or are far away from the fixing jaws under the action of a power device, and the coil is positioned between the pressing jaws and the fixing jaws;

the tool assembly comprises a left pressing block, a right pressing block, an adjusting cushion block and a cushion block; the left side surface of a compression claw in the upper clamping jaw is fixedly connected with a left pressing block, the right side surface of the compression claw in the upper clamping jaw is fixedly connected with a right pressing block, an adjusting cushion block is fixedly connected to the clamping surface of a fixed claw of the upper clamping jaw, and a cushion block is fixedly connected to the clamping surface of a fixed claw of the lower clamping jaw;

the left pressing block and the right pressing block are identical in structure and are symmetrical in structure, each of the left pressing block and the right pressing block comprises a fixed plate and a height pressing plate, the height pressing plate is fixedly connected with one side face of the fixed plate, the fixed plate is fixedly connected with a pressing claw in the upper clamping jaw, and the height pressing plate is used for pressing the top of a coil clamped by the upper clamping jaw;

the cushion block comprises a width cushion block and a height cushion block, the width cushion block and the height cushion block are connected with each other to form an L-shaped cushion block, the width cushion block is fixedly connected with a clamping face of the fixing claw of the lower clamping jaw, and the height cushion block is located at the bottom of the fixing claw of the lower clamping jaw and used for compressing the bottom of a coil clamped by the lower clamping jaw.

As a further improved technical scheme of the utility model, the fixing plate is fixedly connected with the pressing claw in the upper clamping jaw through a screw, and the adjusting cushion block is fixedly connected with the clamping surface of the fixing claw of the upper clamping jaw through a screw.

As a further improved technical scheme of the utility model, the fixing plate and the height pressing plate are both in flat cuboid shapes; the adjusting cushion block is in a flat rectangular body shape.

As a further improved technical scheme of the utility model, the width cushion block is fixedly connected with the clamping surface of the fixing claw of the lower clamping jaw through a screw.

The utility model has the beneficial effects that:

the improved tool is arranged on the clamping jaw used for clamping the coil in the expansion equipment, can be suitable for manufacturing coils of direct-drive wind driven generators of other models, improves the universality of the expansion equipment, and has simple structure and low cost.

Drawings

FIG. 1 is a view showing a state in which the coil is not clamped after the present invention is mounted on a jaw in an expanding apparatus.

Fig. 2 is a using state diagram of the coil expansion of the pressing claw in fig. 1 after the pressing claw tightly abuts against the fixed claw under the action of the power device.

FIG. 3 is a structural sectional view of the left compact of the present invention.

FIG. 4 is a schematic structural diagram of the left briquette of the present invention.

FIG. 5 is a structural sectional view of the right compact of the present invention.

FIG. 6 is a schematic structural diagram of a right briquetting of the utility model.

Fig. 7 is a schematic structural diagram of the spacer of the present invention.

Fig. 8 is a top view of fig. 7.

FIG. 9 is a cross-sectional view of the adjusting shim of the present invention.

Fig. 10 is a schematic structural diagram of the adjusting pad of the present invention.

Detailed Description

The following further description of embodiments of the utility model is made with reference to the accompanying drawings:

as shown in fig. 1 to 2, an improved tool for a direct-drive wind driven generator stator coil expanding device comprises a tool assembly, wherein the tool assembly is installed on a clamping jaw used for clamping a coil 13 in the expanding device (the expanding device is available in the prior art and can be purchased), the clamping jaws are four, the clamping jaws are respectively two upper clamping jaws 1 and two lower clamping jaws 2, the upper clamping jaws 1 and the lower clamping jaws 2 respectively comprise a pressing jaw 3 and a fixed jaw 4, the pressing jaw 3 is tightly pressed or kept away from the fixed jaw 4 under the action of a power device 14, and the coil 13 is located between the pressing jaw 3 and the fixed jaw 4. The power device is a hydraulic cylinder or an air cylinder.

As shown in fig. 3 to 10, the tooling assembly comprises a left pressing block 5, a right pressing block 6, an adjusting cushion block 7 and a cushion block 8; the clamping device is characterized in that a left pressing block 5 is fixedly connected to the left side face of a pressing claw 3 in an upper clamping claw 1, a right pressing block 6 is fixedly connected to the right side face of the pressing claw 3 in the upper clamping claw 1, an adjusting cushion block 7 is fixedly connected to the clamping face of a fixing claw 4 of the upper clamping claw 1, and a cushion block 8 is fixedly connected to the clamping face of the fixing claw 4 of a lower clamping claw 2.

Left side briquetting 5 and right briquetting 6 the same and both are symmetrical structure, left side briquetting 5 and right briquetting 6 all include fixed plate 9 and high clamp plate 10, a side fixed connection of high clamp plate 10 and fixed plate 9, compress tightly 3 fixed connection of claw in fixed plate 9 and the last clamping jaw 1, high clamp plate 10 is used for compressing tightly by the 13 tops of coil of 1 centre gripping of last clamping jaw.

Cushion 8 includes width cushion 11 and high cushion 12, width cushion 11 and high cushion 12 interconnect form the cushion of L type, width cushion 11 with the clamping face fixed connection of clamping jaw 4 of lower clamping jaw 2, high cushion 12 is located the bottom of clamping jaw 4 of lower clamping jaw 2 and is used for compressing tightly 13 bottoms by the coil of clamping jaw 2 centre gripping down.

In this embodiment, the fixing plate 9 is fixedly connected with the pressing claw 3 in the upper clamping jaw 1 through a screw, and the adjusting cushion block 7 is fixedly connected with the clamping surface of the fixing claw 4 of the upper clamping jaw 1 through a screw.

In this embodiment, the fixing plate 9 and the height pressing plate 10 are both in a flat rectangular parallelepiped shape; the adjusting cushion block 7 is in a flat cuboid shape.

In this embodiment, the width pad 11 is fixedly connected with the clamping surface of the fixing jaw 4 of the lower clamping jaw 2 through a screw

The left and right

pressing blocks

5 and 6 of this embodiment are used to control the displacement of the coil in the height direction during the expansion. The

spacers

7 and 8 are adjusted to control the displacement of the coil in the width direction during the bulging.

A clamping jaw for directly driving aerogenerator stator coil equipment of rising shape is applicable to the preparation of a size coil, installs this improvement frock back on the clamping jaw, can be applicable to the preparation of another kind of size coil, simple structure, and is with low costs.

The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.

Claims

1. The utility model provides an improve frock for directly driving aerogenerator stator coil equipment that rises, includes the frock subassembly, the frock unit mount is on the clamping jaw that is used for centre gripping coil (13) in the equipment that rises, the clamping jaw has four, is two respectively and goes up clamping jaw (1) and two lower clamping jaw (2), it all includes and compresses tightly claw (3) and stationary dog (4) to go up clamping jaw (1) and lower clamping jaw (2), compress tightly claw (3) and support tightly or keep away from under the effect of power device (14) stationary dog (4), coil (13) are located and compress tightly between claw (3) and stationary dog (4), its characterized in that:

the tool assembly comprises a left pressing block (5), a right pressing block (6), an adjusting cushion block (7) and a cushion block (8); a left pressing block (5) is fixedly connected to the left side face of a pressing claw (3) in the upper clamping claw (1), a right pressing block (6) is fixedly connected to the right side face of the pressing claw (3) in the upper clamping claw (1), an adjusting cushion block (7) is fixedly connected to the clamping face of a fixed claw (4) of the upper clamping claw (1), and a cushion block (8) is fixedly connected to the clamping face of the fixed claw (4) of the lower clamping claw (2);

the left pressing block (5) and the right pressing block (6) are identical in structure and symmetrical in structure, the left pressing block (5) and the right pressing block (6) respectively comprise a fixing plate (9) and a height pressing plate (10), the height pressing plate (10) is fixedly connected with one side face of the fixing plate (9), the fixing plate (9) is fixedly connected with a pressing claw (3) in the upper clamping jaw (1), and the height pressing plate (10) is used for pressing the top of a coil (13) clamped by the upper clamping jaw (1);

cushion (8) are including width cushion (11) and high cushion (12), width cushion (11) and high cushion (12) interconnect form cushion (8) of L type, width cushion (11) with the clamping face fixed connection of stationary dog (4) of lower clamping jaw (2), high cushion (12) are located the bottom of stationary dog (4) of lower clamping jaw (2) and are used for compressing tightly coil (13) bottom by clamping jaw (2) centre gripping down.

2. The improved tool for the direct-drive wind driven generator stator coil bulging equipment as claimed in claim 1, is characterized in that: the clamping jaw (3) in the fixed plate (9) and the upper clamping jaw (1) are fixedly connected through a screw, and the adjusting cushion block (7) is fixedly connected with the clamping surface of the fixed jaw (4) of the upper clamping jaw (1) through a screw.

3. The improved tool for the direct-drive wind driven generator stator coil bulging equipment as claimed in claim 1, is characterized in that: the fixing plate (9) and the height pressing plate (10) are both in flat cuboid shapes; the adjusting cushion block (7) is in a flat rectangular shape.

4. The improved tool for the direct-drive wind driven generator stator coil bulging equipment as claimed in claim 1, is characterized in that: the width cushion block (11) is fixedly connected with the clamping surface of the fixed claw (4) of the lower clamping jaw (2) through a screw.