CN209929154U - Capacitor winding preloading device - Google Patents

Abstract

The utility model discloses a pre-compaction device is convoluteed to condenser, including placing a plurality of book cores of bench, place bench fixed mounting has a U-shaped frame, fixed mounting has the backup pad on the inner wall of U-shaped frame, and fixed mounting has a dead lever between U-shaped frame and the backup pad, threaded connection has two fixed blocks, two on the dead lever the centre gripping has a link between the fixed block, the lower extreme fixed mounting of link has a plurality of preformings, every the lower fixed surface of preforming is pasted and is had the rubber pad, and rubber pad and corresponding book core contact, the inside fixed mounting of U-shaped frame has two mounting panels, two the equal fixed mounting of lower surface of mounting panel has a plurality of limiting plates. Has the advantages that: can adjust the pre-compressed plate and place the straight-line distance between the platform as required, be convenient for adjust the distance of the two according to actual operation, be convenient for satisfy the pre-compressed operation of going on not unidimensional book core.

Description

Capacitor winding preloading device

technical field

The utility model relates to the technical field of capacitors, in particular to a capacitor winding pre-compression device.

Background technique

The winding core is the most common electrical component in film capacitors. It is wound by a metallized film winding machine. After rolling, there is a large gap between the metallized films. The winding core is not only large in size during use, but also The winding core is relatively loose and there is more air in it, which is not conducive to the explosion-proof of the capacitor.

Therefore, it is necessary to use a pre-pressing device to extrude the air contained in it from the core while it is being wound. However, the existing pre-pressing device has the following shortcomings: the linear distance between the pre-pressing plate and the placing table cannot be changed, When wear occurs and the size of the core is different, the expected preloading effect cannot be achieved well.

Utility model content

The purpose of the present invention is to provide a capacitor winding preloading device in order to solve the problems raised in the background art.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

The capacitor winding pre-compression device includes a plurality of winding cores placed on a placing table, a U-shaped frame is fixedly installed on the placing table, a support plate is fixedly installed on the inner wall of the U-shaped frame, and the U-shaped frame is fixedly installed. A fixing rod is fixedly installed with the support plate, two fixing blocks are threadedly connected on the fixing rod, a connecting frame is clamped between the two fixing blocks, and the lower end of the connecting frame is fixedly installed with multiple There are two pre-pressing plates, the lower surface of each of the pre-pressing plates is fixedly adhered with a rubber pad, and the rubber pad is in contact with the corresponding winding core. The inside of the U-shaped frame is fixedly installed with two mounting plates. A plurality of limit plates are fixedly installed on the lower surface of the device, and the limit plates are grouped in pairs, and the connecting frame is located between the corresponding limit plates.

In the above-mentioned capacitor winding pre-compression device, the placing table is provided with a plurality of card slots, each of the card slots is installed with a cleaning seat, and the card slot and the cleaning seat are in an interference fit. The cleaning seat is provided with an installation hole, and the installation hole is fixed and pasted with a sponge.

In the above-mentioned capacitor winding pre-compression device, the cleaning seat is composed of a cleaning seat 1 and a cleaning seat 2, and the cleaning seat 1 is located above the cleaning seat 2, and a mounting groove is provided on the side of the two close to each other. , the two installation grooves are combined together to form a mounting hole, an arc sponge is fixedly pasted on the two installation grooves, and the two arc sponges together form a circular sponge, the cleaning seat one and the cleaning seat A fixed structure is installed between the two.

In the above-mentioned capacitor winding pre-compression device, the fixing structure is composed of two strip-shaped clamping plates and two strip-shaped clamping slots, and two strip-shaped clamping plates are fixedly installed on the lower surface of the cleaning seat 1, so The upper surface of the second cleaning seat is provided with two strip-shaped card slots, and the strip-shaped card blocks and the strip-shaped card slots are in one-to-one correspondence, and there is an interference fit between the two.

In the above capacitor winding pre-compression device, an installation groove is opened on the placing table, a rotating shaft is rotatably connected to the inner wall of the installation groove, and a roller is fixedly sleeved on the rotating shaft, and the outer surface of the roller is Both are covered with rubber sleeves.

In the above-mentioned capacitor winding pre-compression device, a rubber block is fixed and pasted on the contact portion of the connecting frame and the fixing block.

Compared with the existing technology, the utility model has the advantages of:

1: The straight-line distance between the pre-pressing plate and the placing table can be adjusted as required, and the adjustment operation can be done manually without additional power source.

2: The sponge can clean the roll core that is about to be pre-pressed, and can clean up the dust or other impurities adhering to its surface (most of the dust or impurities can be cleaned), and play a role in cleaning the roll core.

3: The installation slot can be rotated with the movement of the winding core, reducing the friction between the winding core and the placing table; the setting of the limit plate can limit the connection frame, so that the connection frame can only be along the vertical direction The movement is performed, and no horizontal movement occurs.

To sum up, the utility model can adjust the linear distance between the pre-pressing plate and the placing table according to the needs, which is convenient for adjusting the distance between the two according to the actual operation, and is convenient for satisfying the pre-pressing of different sizes of cores. operate.

Description of drawings

Fig. 1 is the structural representation of the capacitor winding preloading device proposed by the utility model;

Fig. 2 is the structural side view of the cleaning seat in Fig. 1;

FIG. 3 is a structural side view of the limiting plate part in FIG. 1 .

In the picture: 1 placing table, 2 winding core, 3 U-shaped frame, 4 supporting plate, 5 fixing rod, 6 fixing block, 7 connecting frame, 8 pre-pressing plate, 9 rubber pad, 10 mounting plate, 11 limit plate, 12 Card slot, 13 cleaning seat, 14 sponge, 15 installation slot, 16 roller.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

1-3, the capacitor winding pre-compression device includes a plurality of winding cores 2 placed on a placing table 1, a U-shaped frame 3 is fixedly installed on the placing table 1, and an inner wall of the U-shaped frame 3 is fixedly installed with a support plate 4, and a fixing rod 5 is fixedly installed between the U-shaped frame 3 and the support plate 4, and two fixing blocks 6 are threadedly connected to the fixing rod 5;

A connecting frame 7 is sandwiched between the two fixing blocks 6, and the contact part of the connecting frame 7 and the fixing block 6 is fixedly pasted with a rubber block. The setting of the rubber block prevents the connecting frame 7 from directly contacting the fixing block 6. The elasticity of the fixed block 6 reduces the wear during contact while clamping and fixing the connecting frame 7 .

The lower end of the connecting frame 7 is fixedly installed with a plurality of pre-pressing plates 8, the lower surface of each pre-pressing plate 8 is fixedly pasted with a rubber pad 9, and the rubber pad 9 is in contact with the corresponding winding core 2, and the pre-pressing plate 8 is used for the winding core 2. A pre-compression is applied to pre-compress the moving core 2 , and the pressing plate 8 protects the core 2 to a certain degree while exerting a pre-compression effect on the core 2 by using the elasticity of the rubber pad 9 .

Two mounting plates 10 are fixedly installed inside the U-shaped frame 3 , and a plurality of limit plates 11 are fixedly installed on the lower surfaces of the two mounting plates 10 , and the limit plates 11 are in a group, and the connecting frame 7 is located at between the corresponding limit plates 11 .

The placing table 1 is provided with a plurality of card slots 12, each card slot 12 is installed with a cleaning seat 13, and the card slot 12 and the cleaning seat 13 are interference fit, and the cleaning seat 13 is provided with a mounting hole, And the sponge 14 is fixed and pasted on the installation hole;

The cleaning seat 13 is composed of a cleaning seat 1 and a cleaning seat 2, and the cleaning seat 1 is located above the cleaning seat 2, and a mounting groove is provided on the side of the two close to each other, and the two mounting grooves are combined to form a mounting hole, An arc-shaped sponge 14 is fixedly pasted on the two installation grooves, the two arc-shaped sponges 14 together form a circular sponge 14, and a fixing structure is installed between the cleaning seat 1 and the cleaning seat 2;

The fixing structure is composed of two strip-shaped cardboards and two strip-shaped card slots, two strip-shaped cardboards are fixedly installed on the lower surface of the cleaning seat 1, and two strip-shaped card slots are opened on the upper surface of the cleaning seat 2, and The bar-shaped card blocks are in one-to-one correspondence with the bar-shaped card slots, and there is an interference fit between the two.

A mounting slot 15 is opened on the placing table 1, a rotating shaft is rotatably connected to the inner wall of the mounting slot 15, and a roller 16 is fixedly sleeved on the rotating shaft, and the outer surface of the roller 16 is sleeved with a rubber sleeve, the roller 16 The rolling core 2 can move along with the rolling, so as to reduce the frictional force generated by the rolling core 2 moving on the placing table 1 .

It is further stated that the above-mentioned fixed connection should be understood in a broad sense unless otherwise specified and limited. For example, it may be welding, gluing, or a conventional means known to those skilled in the art, such as integral molding.

In the present invention, the winding core 2 is driven to move by the winder, and the straight-line distance between the lower surface of the pre-pressing plate 8 and the upper surface of the placing table 1 can be adjusted as required, so as to control the pre-compression degree of the winding core 2;

When it is necessary to adjust the height of the pre-pressing plate 8, it is only necessary to adjust the positions of the two fixing blocks 6. When moving the pre-pressing plate 8 upward, turn the upper fixing block 6 first, and when moving downward, turn the lower fixing block 6 first. The sponge 14 can clean the roll core 2 to be pre-pressed, and can clean the dust or other impurities adhering to its surface (most of the dust or impurities can be cleaned).

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A capacitor winding pre-compression device, comprising a plurality of winding cores (2) placed on a placing table (1), characterized in that a U-shaped frame (3) is fixedly installed on the placing table (1), A support plate (4) is fixedly installed on the inner wall of the U-shaped frame (3), and a fixing rod (5) is fixedly installed between the U-shaped frame (3) and the support plate (4). 5) Two fixing blocks (6) are connected with the upper thread, a connecting frame (7) is clamped between the two fixing blocks (6), and the lower end of the connecting frame (7) is fixedly installed with a plurality of pre- A pressing plate (8), the lower surface of each of the pre-pressing plates (8) is fixedly affixed with a rubber pad (9), and the rubber pad (9) is in contact with the corresponding winding core (2), the U-shaped frame (3) Two mounting plates (10) are fixedly installed inside the two mounting plates (10), a plurality of limit plates (11) are fixedly installed on the lower surfaces of the two mounting plates (10), and the limit plates (11) are in a group , and the connecting frame (7) is located between the corresponding limit plates (11). 2 . The capacitor winding pre-compression device according to claim 1 , wherein a plurality of card slots ( 12 ) are opened on the placing table ( 1 ), and each of the card slots ( 12 ) is installed on the card slot ( 12 ). 3 . There is a cleaning seat (13), and there is an interference fit between the card slot (12) and the cleaning seat (13), the cleaning seat (13) is provided with a mounting hole, and a sponge (14) is fixedly pasted on the mounting hole ). 3. The capacitor winding pre-compression device according to claim 2, wherein the cleaning seat (13) is composed of a cleaning seat 1 and a cleaning seat 2, and the cleaning seat 1 is located above the cleaning seat 2, and the cleaning seat 1 is located above the cleaning seat 2. An installation slot is opened on the side of the two that are close to each other, and the two installation slots are combined to form an installation hole, and an arc-shaped sponge (14) is fixedly pasted on the two installation slots, and the two arc-shaped sponges ( 14) A circular sponge (14) is formed together, and a fixed structure is installed between the first cleaning seat and the second cleaning seat. 4 . The capacitor winding pre-compression device according to claim 3 , wherein the fixing structure is composed of two strip-shaped clamping plates and two strip-shaped clamping slots, and the lower surface of the cleaning seat 1 is fixedly installed. 5 . There are two strip-shaped clamping plates, two strip-shaped clamping slots are opened on the upper surface of the second cleaning seat, and the strip-shaped clamping blocks and the strip-shaped clamping slots are in one-to-one correspondence, and there is an interference fit between the two. 5 . The capacitor winding pre-compression device according to claim 1 , wherein an installation groove ( 15 ) is opened on the placing table ( 1 ), and an inner wall of the installation groove ( 15 ) is rotatably connected with A rotating shaft is provided with a roller (16) fixedly sleeved on the rotating shaft, and a rubber sleeve is sleeved on the outer surface of the roller (16). 6 . The capacitor winding pre-compression device according to claim 1 , wherein a rubber block is fixed and pasted on the contact portion of the connecting frame ( 7 ) and the fixing block ( 6 ). 7 .

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