CN219066614U - C-shaped iron core machining clamp of mutual inductor - Google Patents

Abstract

The utility model discloses a C-shaped iron core processing clamp of a transformer, which is characterized in that the C-shaped iron core is placed on a placing table, the top end of the inner wall of the C-shaped iron core is clung to a positioning piece, the initial positioning and placing of the C-shaped iron core are completed, at the moment, the two ends of the C-shaped iron core are respectively positioned between two groups of clamping pieces, and the two groups of clamping pieces, namely four fixing pieces, are driven to clamp and fix the two ends of the C-shaped iron core by adjusting two groups of adjusting components, so that the C-shaped iron core with different sizes can be clamped and fixed, and the adaptability is wider.

Description

C-shaped iron core machining clamp of mutual inductor

Technical Field

The utility model relates to the technical field of production and processing equipment of transformers, in particular to a C-shaped iron core processing clamp of a transformer.

Background

The transformer is also called as an instrument transformer, is a generic term of a current transformer and a voltage transformer, can change high voltage into low voltage and large current into small current, and is used for a measuring or protecting system, generally, an iron core is a core component of the transformer, and the processing precision of the iron core often determines the quality and the quality of the transformer.

In the prior art, after the C-shaped iron core of the transformer is produced, burrs are formed on the surface of the C-shaped iron core, the C-shaped iron core needs to be polished, and the C-shaped iron core is difficult to clamp due to the special condition of the C-shaped iron core, so that the C-shaped iron core is easy to shift during polishing, and the normal operation of polishing work is influenced.

The current C-shaped iron core processing clamp for the mutual inductor with the bulletin number of CN212810045U is arranged through a positioning mechanism, when a fixing piece is clamped, the fixing piece is placed between an arc-shaped fixing plate and a positioning rod, the arc-shaped fixing plate and the positioning rod are used for preliminary positioning of the fixing piece, and follow-up clamping operation is facilitated.

But the device can only clamp and fix the C-shaped iron core with one model size, and has poor adaptability.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the C-shaped iron core processing clamp of the transformer, which is convenient for clamping and fixing the C-shaped iron cores with different types and sizes.

In order to solve the technical problems, the utility model provides the following technical scheme: a C-shaped core machining fixture for a transformer, comprising:

a placement table;

the positioning piece is fixedly arranged on the placing table;

the two groups of clamping pieces are symmetrically arranged below two sides of the positioning piece, the two groups of clamping pieces and the positioning piece form an isosceles triangle, and each group of clamping pieces comprises two fixing pieces;

the two groups of adjusting components are arranged on the placing table;

the adjusting component enables the two fixing pieces to move close to or away from each other, and the C-shaped iron cores with different sizes are clamped and fixed.

Preferably, the two sides of the top surface of the placing table are symmetrically provided with grooves, and adjusting components are arranged in the grooves.

Preferably, the two grooves are inverted splayed.

Preferably, the adjusting component comprises a power piece, wherein the power piece is a motor, and the motor is fixedly arranged on one side of the inner wall of the groove.

Preferably, the adjusting component comprises a transmission part, the transmission part is a bidirectional screw rod, and an output shaft of the power part is fixedly connected with the bidirectional screw rod.

Preferably, the adjusting component comprises a linkage piece, the linkage piece is two sliding blocks, the outer surface of the bidirectional screw rod is symmetrically screwed with the two sliding blocks, and the top surface of the sliding block is fixedly connected with the fixing piece.

Preferably, the placing table top surface one side is equipped with spacing subassembly, spacing subassembly includes driving piece, impeller and locating part, the driving piece is the cylinder, the impeller is the push rod, the locating part is the ejector pin, the output shaft of cylinder pushes the rod, push rod one end fixed connection ejector pin.

Preferably, a discharge hole is formed in one side of the inner wall of the groove, and a discharge pipe is arranged in the discharge hole.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the C-shaped iron core is placed on the placing table, so that the top end of the inner wall of the C-shaped iron core is tightly attached to the positioning piece, the initial positioning placement of the C-shaped iron core is completed, at the moment, the two ends of the C-shaped iron core are respectively positioned between the two groups of clamping pieces, and the two groups of clamping pieces, namely the four fixing pieces, are driven to clamp and fix the two ends of the C-shaped iron core by adjusting the two groups of adjusting components, so that the C-shaped iron core with different sizes can be clamped and fixed, and the adaptability is wider.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the installation of the adjusting assembly structure of the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 1A according to the present utility model;

wherein: 1. a placement table; 2. a positioning piece; 3. a fixing member; 4. a push rod; 5. a groove; 6. an adjustment assembly; 601. a motor; 602. a two-way screw rod; 603. a slide block; 7. a limit component; 701. a cylinder; 702. a push rod; 8. and a discharging pipe.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

embodiment one:

as shown in fig. 1-3, the utility model provides a C-shaped iron core processing clamp of a transformer, which comprises a placing table 1, a positioning piece 2, two groups of clamping pieces and two groups of adjusting components 6, wherein the positioning piece 2 can be a positioning cylinder or a positioning arc plate, so that the positioning piece is smoother when in contact with the inner wall of the C-shaped iron core, the contact surface is wider, the excessive pressure intensity during the follow-up clamping and fixing is avoided, the positioning piece 2 is fixedly arranged on the placing table 1, the two groups of clamping pieces are symmetrically arranged below two sides of the positioning piece 2, the two groups of clamping pieces and the positioning piece 2 form an isosceles triangle, each group of clamping pieces comprises two fixing pieces 3, the fixing pieces 3 can adopt a fixing cylinder, the heights of the positioning piece 2 and the fixing pieces 3 are smaller than the thickness of the C-shaped iron core, and the two groups of adjusting components 6 are arranged on the placing table 1;

wherein, the adjusting component 6 enables the two fixing pieces 3 to move close to or away from each other, so as to clamp and fix C-shaped iron cores with different sizes;

when needing to fix C-shaped iron core, at first place C-shaped iron core on placing table 1, make C-shaped iron core inner wall top and setting element 2 hug closely, accomplish the preliminary location of C-shaped iron core and place, the both ends of C-shaped iron core are located between two sets of clamping pieces respectively this moment, through adjusting two sets of adjusting part 6, make it drive two sets of clamping pieces and four mounting 3 clamp the both ends of C-shaped iron core to fix to can clamp the C-shaped iron core of equidimension model not, the adaptability is wider.

Embodiment two:

as shown in fig. 1 and fig. 2, the embodiment further discloses that grooves 5 are symmetrically formed on two sides of the top surface of the placement table 1, an adjusting component 6 is arranged in each groove 5, each groove 5 is in an inverted splayed shape, each adjusting component 6 comprises a power piece, each power piece is a motor 601, each motor 601 is fixedly arranged on one side of the inner wall of each groove 5, each adjusting component 6 comprises a transmission piece, each transmission piece is a bidirectional screw rod 602, an output shaft of each power piece is fixedly connected with the corresponding bidirectional screw rod 602, each adjusting component 6 comprises a linkage piece, each linkage piece is two sliding blocks 603, two sliding blocks 603 are symmetrically screwed on the outer surfaces of the corresponding bidirectional screw rods 602 in a spiral mode, and the top surfaces of the sliding blocks 603 are fixedly connected with fixing pieces 3;

the specific adjusting component 6 enables the fixing piece 3 to clamp and fix the working principle of the two ends of the C-shaped iron core: through the motor 601, the motor drives the bidirectional screw rod 602 to rotate, the bidirectional screw rod 602 drives the two sliding blocks 603 to move close to each other, and the two sliding blocks 603 drive the two fixing pieces 3 to move close to each other to clamp and fix the C-shaped iron core.

Embodiment III:

as shown in fig. 1 and 3, this embodiment also discloses that a limit component 7 is disposed on one side of the top surface of the placement platform 1, the limit component 7 includes a driving member, a pushing member and a limit member, the driving member is a cylinder 701, the pushing member is a push rod 702, the limit member is a push rod 4, an output shaft of the cylinder 701 is connected with the push rod 702, one end of the push rod 702 is fixedly connected with the push rod 4, and the height of the push rod 4 is smaller than the thickness of the C-shaped iron core.

After the fixing piece 3 clamps and fixes the C-shaped iron core by using the adjusting component 6, the adjusting component is driven by the driving cylinder 701 to drive the push rod 702 to move close to the C-shaped iron core, and the push rod 702 drives the push rod 4 to move close to the C-shaped iron core, so that the push rod 4 is matched with the positioning piece 2 to further clamp and fix the C-shaped iron core, and the fixing effect of the C-shaped iron core is better.

Embodiment four:

as shown in fig. 1 and 2, this embodiment also discloses that a discharge port is provided on one side of the inner wall of the groove 5, and a discharge pipe 8 is provided in the discharge port;

the discharging pipe 8 is connected with a suction fan, and waste scraps falling in the groove 5 generated in the polishing process are sucked away through the discharging pipe 8 under the action of the suction fan, so that the influence of the waste scraps on the operation of the adjusting component 6 in the groove 5 is avoided.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A C-shaped core machining jig for a transformer, comprising:

a placement table (1);

the positioning piece (2) is fixedly arranged on the placing table (1);

the two groups of clamping pieces are symmetrically arranged below two sides of the positioning piece (2), the two groups of clamping pieces and the positioning piece (2) form an isosceles triangle, and each group of clamping pieces comprises two fixing pieces (3);

two groups of adjusting components (6), wherein the two groups of adjusting components (6) are arranged on the placing table (1);

the adjusting assembly (6) enables the two fixing pieces (3) to move close to or away from each other, and the C-shaped iron cores with different sizes are clamped and fixed.

2. The C-shaped core tooling fixture of a transformer of claim 1, wherein: the two sides of the top surface of the placing table (1) are symmetrically provided with grooves (5), and adjusting components (6) are arranged in the grooves (5).

3. The C-shaped core processing jig of a transformer according to claim 2, wherein: the two grooves (5) are in an inverted splayed shape.

4. The C-shaped core processing jig of a transformer according to claim 2, wherein: the adjusting component (6) comprises a power piece, the power piece is a motor (601), and the motor (601) is fixedly arranged on one side of the inner wall of the groove (5).

5. The C-shaped core tooling fixture of a transformer of claim 4, wherein: the adjusting component (6) comprises a transmission part, the transmission part is a bidirectional screw rod (602), and an output shaft of the power part is fixedly connected with the bidirectional screw rod (602).

6. The C-shaped core tooling fixture of a transformer of claim 5, wherein: the adjusting component (6) comprises a linkage piece, the linkage piece is two sliding blocks (603), two sliding blocks (603) are symmetrically screwed on the outer surface of the bidirectional screw rod (602), and the top surface of the sliding block (603) is fixedly connected with the fixing piece (3).

7. The C-shaped core tooling fixture of a transformer of claim 1, wherein: place platform (1) top surface one side and be equipped with spacing subassembly (7), spacing subassembly (7) are including driving piece, impeller and locating part, the driving piece is cylinder (701), the impeller is push rod (702), the locating part is ejector pin (4), output shaft push rod (702) of cylinder (701), push rod (702) one end fixed connection ejector pin (4).

8. The C-shaped core processing jig of a transformer according to claim 2, wherein: a discharge hole is formed in one side of the inner wall of the groove (5), and a discharge pipe (8) is arranged in the discharge hole.

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