CN220179256U

CN220179256U - Adjustable fastener

Info

Publication number: CN220179256U
Application number: CN202321587863.4U
Authority: CN
Inventors: 杨富华; 刘健
Original assignee: Tai'an Hongfei Carbon Fiber Products Co ltd
Current assignee: Tai'an Hongfei Carbon Fiber Products Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-12-15
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses an adjustable fastener, and relates to the technical field of nut processing. An adjustable fastener comprising a table, further comprising: the fixed ring is fixedly connected to the workbench; the rotating disc is rotationally connected to the fixed ring, and an arc-shaped block is fixedly connected to the rotating disc; the positioning ring is fixedly connected to the fixing ring; a sliding rod is fixedly connected to the positioning ring, a pressed block matched with the arc-shaped block is connected to the sliding rod in a sliding manner, and a fixing plate is fixedly connected to the pressed block; the utility model can quickly fix the carbon-carbon nut and improves the processing efficiency.

Description

Adjustable fastener

Technical Field

The utility model belongs to the technical field of nut processing, and particularly relates to an adjustable fastener.

Background

The carbon-carbon nut has the advantages of low density, high strength, high specific modulus, high thermal conductivity, low expansion coefficient, good friction performance, good thermal shock resistance, high dimensional stability and the like, has excellent chemical stability, antifriction and wear resistance, self-lubrication, heat resistance, fatigue resistance, creep resistance, noise elimination, electrical insulation and the like, and is widely applied to the fields of aerospace, automobile industry, medicine and the like, such as rocket engine spray pipes and throat liners thereof, thermal protection systems of end caps and wing front edges of spaceflight, aircraft brake discs and the like.

The utility model patent with publication number CN214818054U and publication number 2021-11-23 is named an adjustable fastener for nut processing, which comprises: the fixed plate, a plurality of spout has been seted up to the preceding lateral wall of fixed plate, the spout is inside all to be provided with the slider, the both sides wall of slider is all fixedly connected with stopper, the both sides wall of spout has been seted up with stopper matched with spacing groove, the slider be close to the inner department fixedly connected with fixed block, the slider is inside to lean on outer end department central point to put and has been seted up the movable groove, the inside transfer line that is provided with of movable groove, the other end of transfer line runs through the fixed plate, and fixedly connected with first gear, the lateral wall rotation of fixed plate is connected with the second gear, first gear and second gear mesh; according to the adjustable fastener for nut processing, the sliding blocks are matched with the sliding grooves, so that nuts with different specifications can be adjusted according to requirements during processing, the production efficiency is greatly improved, and the production time is shortened;

however, in the above patent, when the nut is processed, not only the corner of the nut is required to be aligned with the fixing block, but also the fixing block is required to be independently adjusted, the operation is inconvenient, and the working efficiency is low, so the utility model has been proposed in view of the above.

Disclosure of Invention

The present utility model addresses the deficiencies of the prior art by providing an adjustable fastener that overcomes or at least partially addresses the above-described problems.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: an adjustable fastener comprising a table, further comprising: the fixed ring is fixedly connected to the workbench; the rotating disc is rotationally connected to the fixed ring, and an arc-shaped block is fixedly connected to the rotating disc; the positioning ring is fixedly connected to the fixing ring; the positioning ring is fixedly connected with a sliding rod, the sliding rod is connected with a pressed block matched with the arc-shaped block in a sliding manner, and the pressed block is fixedly connected with a fixing plate.

Preferably, a driving part is arranged at the bottom of the workbench.

Further, a driving gear is rotatably connected to the workbench, and the driving gear is fixedly connected to the output end of the driving part.

Preferably, a round hole is formed in the pressed block, the sliding rod is slidably connected in the round hole, and a limiting block is fixedly connected to one end, close to the pressed block, of the sliding rod.

Preferably, the slide bar is sleeved with a spring, and two ends of the spring are respectively and fixedly connected to the pressed block and the positioning ring.

Preferably, an opening groove is formed in the fixed ring, an arc-shaped rack is arranged on the rotating disc, and the arc-shaped rack is meshed with the driving gear.

Preferably, the fixing ring is provided with a support plate.

Preferably, the rotating disc is interposed between the fixed ring and the positioning ring.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects:

1. according to the adjustable fastener, the driving gear and the arc-shaped rack are matched with each other, the rotating disc is driven to rotate, the arc-shaped block pushes the pressed block, the three fixing plates are used for rapidly fixing the carbon-carbon nut to be processed, the direction of the carbon-carbon nut to be processed is not required to be specially adjusted, and the processing efficiency is improved.

2. This adjustable fastener through when the fixed carbon-carbon nut of waiting to process, receives compression block extension spring, after processing is accomplished, the spring of extension resets, makes the fixed plate reset fast, loosens the carbon-carbon nut of processing completion, and the workman can take out the carbon-carbon nut of processing completion, and machining efficiency is high.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic view of an adjustable fastener according to the present utility model;

FIG. 2 is a front view of an adjustable fastener according to the present utility model;

FIG. 3 is an exploded view of an adjustable fastener according to the present utility model;

FIG. 4 is a top view of an adjustable fastener according to the present utility model;

FIG. 5 is an enlarged schematic view of portion A of FIG. 1 illustrating an adjustable fastener according to the present utility model.

In the figure: 1. a work table; 2. a drive gear; 3. a driving section; 4. a positioning ring; 5. a slide bar; 6. a spring; 7. a fixing ring; 8. an open slot; 9. a rotating disc; 10. an arc-shaped rack; 11. an arc-shaped block; 12. pressing blocks; 13. a fixing plate; 14. a limiting block; 15. a support plate; 16. and a round hole.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

Example 1:

referring to fig. 1-5, an adjustable fastener, comprising a table 1, further comprising: the fixed ring 7 is fixedly connected to the workbench 1; the rotating disc 9 is rotationally connected to the fixed ring 7, and an arc-shaped block 11 is fixedly connected to the rotating disc 9; the positioning ring 4 is fixedly connected to the fixing ring 7; the positioning ring 4 is fixedly connected with a slide bar 5, the slide bar 5 is connected with a pressed block 12 matched with the arc block 11 in a sliding way, and the pressed block 12 is fixedly connected with a fixing plate 13.

In the utility model, when a user uses the device, the carbon-carbon nuts to be processed are placed between the fixing plates 13, the fixing plates 13 are provided with three fixing plates 13, the three fixing plates 13 respectively correspond to the three mutually corresponding sides of the carbon-carbon nuts, then the rotating disc 9 is rotated, the arc-shaped block 11 is gradually pressed against the pressed block 12 in the rotating process of the rotating disc 9, so that the pressed block 12 pushes the three fixing plates 13 to push the three sides of the carbon-carbon nuts to be processed against, thereby fixing the carbon-carbon nuts to be processed, and when the pressed block 12 pushes the three fixing plates 13, the pressed block 12 slides on the sliding rod 5, thereby ensuring that the movement track of the fixing plates 13 is in a straight line, and further accurately fixing the carbon-carbon nuts to be processed.

Example 2:

referring to fig. 1-5, an adjustable fastener is substantially the same as embodiment 1, further: the bottom of the workbench 1 is provided with a driving part 3; the workbench 1 is rotationally connected with a driving gear 2, and the driving gear 2 is fixedly connected with the output end of the driving part 3; a round hole 16 is formed in the pressure receiving block 12, the sliding rod 5 is connected in the round hole 16 in a sliding manner, and one end, close to the pressure receiving block 12, of the sliding rod 5 is fixedly connected with a limiting block 14; the slide bar 5 is sleeved with a spring 6, and two ends of the spring 6 are respectively and fixedly connected to the compression block 12 and the positioning ring 4; the fixed ring 7 is provided with an open slot 8, the rotating disc 9 is provided with an arc-shaped rack 10, and the arc-shaped rack 10 is in meshed connection with the driving gear 2; the fixed ring 7 is provided with a supporting plate 15; the rotating disc 9 is interposed between the fixed ring 7 and the positioning ring 4.

In the utility model, when in use, a carbon-carbon nut to be processed is placed between the fixing plates 13, the fixing plates 13 are provided with three, the three fixing plates 13 respectively correspond to three mutually corresponding sides of the carbon-carbon nut, then the driving gear 2 drives the arc rack 10 to drive the rotating disc 9 to rotate, the arc block 11 gradually presses the pressed block 12 in the rotating process of the rotating disc 9, so that the pressed block 12 pushes the three fixing plates 13 to press the three sides of the carbon-carbon nut to be processed, thereby fixing the carbon-carbon nut to be processed, when the pressed block 12 pushes the three fixing plates 13, the pressed block 12 slides on the sliding rod 5, the movement track of the fixing plates 13 is ensured to be straight, thereby fixing the more accurate carbon-carbon nut to be processed, and when the pressed block 12 pushes the three fixing plates 13, the pressed block 12 stretches the spring 6, after the processing is completed, the driving gear 2 drives the rotating disc 9 to return to the original position, the arc block 11 does not press the pressed block 12, the spring 6 in the stretched state is reset, and the pressed block 12 is pulled to reset, and the carbon-carbon nut is removed from the carbon-carbon nut to be processed;

in order to facilitate the placement of the carbon-carbon nut to be processed, a placement plate can be arranged in the middle of the support plate 15, so that the carbon-carbon nut to be processed can be clamped by the fixing plate 13, and the placement plate can slide up and down without influencing the processing and the rotation of the rotating disc 9;

the internal power source of the driving part 3 is a servo motor, and the driving part 3 drives the driving gear 2 to rotate;

the fixed plate 13 can be regulated and controlled to fix the carbon-carbon nut to be processed rapidly by rotating the rotating disc 9, so that the processing efficiency is improved.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way, although the present utility model has been described in the preferred embodiments, and is not limited thereto.

Claims

1. An adjustable fastener comprising a table (1), characterized in that it further comprises:

a fixed ring (7) fixedly connected to the workbench (1);

the rotating disc (9) is rotationally connected to the fixed ring (7), and an arc-shaped block (11) is fixedly connected to the rotating disc (9);

the positioning ring (4) is fixedly connected to the fixing ring (7);

the positioning ring (4) is fixedly connected with a sliding rod (5), the sliding rod (5) is connected with a pressed block (12) matched with the arc block (11) in a sliding manner, and the pressed block (12) is fixedly connected with a fixing plate (13).

2. Adjustable fastener according to claim 1, characterized in that the bottom of the table (1) is provided with a drive (3).

3. Adjustable fastener according to claim 2, characterized in that the table (1) is rotatably connected with a drive gear (2), the drive gear (2) being fixedly connected to the output end of the drive section (3).

4. The adjustable fastener according to claim 1, wherein the pressed block (12) is provided with a round hole (16), the sliding rod (5) is slidably connected in the round hole (16), and one end of the sliding rod (5) close to the pressed block (12) is fixedly connected with a limiting block (14).

5. The adjustable fastener according to claim 1, wherein a spring (6) is sleeved on the sliding rod (5), and two ends of the spring (6) are fixedly connected to the compression block (12) and the positioning ring (4) respectively.

6. An adjustable fastener according to claim 3, characterized in that the fixed ring (7) is provided with an open slot (8), the rotating disc (9) is provided with an arc-shaped rack (10), and the arc-shaped rack (10) is in meshed connection with the driving gear (2).

7. Adjustable fastener according to claim 1, characterized in that the fixing ring (7) is provided with a support plate (15).

8. Adjustable fastener according to claim 1, characterized in that the rotating disc (9) is placed between the stationary ring (7) and the positioning ring (4).