File blade fixing and self-swinging device

Abstract

The utility model provides a file cutting edge fixing and self-swinging device, and relates to the field of hardware tools. The file cutting edge fixing and self-swinging device comprises a supporting bottom plate, the inner surface of the supporting bottom plate is rotatably connected with a single rotating shaft, the outer circumferential surface of the single rotating shaft is fixedly connected with an arc key wheel, the outer arc surface of the arc key wheel is clamped with a semi-arc plate, the lower surface of the semi-arc plate is slidably connected with the supporting bottom plate, and the outer surface of the semi-arc plate is fixedly connected with a connecting rod block. According to the file cutting edge fixing and self-swinging device, the arc key wheel is driven to rotate through the independent rotating shaft, so that the arc surface of the arc key wheel pushes the semi-arc plate in the rotating process, and when the arc key wheel rotates by 180 degrees, the arc surface does not abut against the semi-arc plate at the later stage, the semi-arc plate is pulled back by the connecting rod block through the spring of the inner shrinkage rod, and the semi-arc plate retracts and resets; and the two times of movement pull the cutter pressing plate to slide through the transfer block, the purpose of driving the file to slide in a high-frequency reciprocating mode is achieved, and the problem that the efficiency is low when the file is manually used for large-area polishing is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of hardware tools, in particular to a file blade fixing and self-swinging device. Background Art

[0002] Hardware tools refer to the general term for various metal devices made by physical processing such as forging, rolling, and cutting of metals such as iron, steel, and aluminum. Hardware tools can be divided into several categories according to the purpose of the product, such as tool hardware, household hardware, and hardware parts.

[0003] When using a file to grind a workpiece, if the overall volume of the workpiece is too large, the grinding efficiency will be too low if it is completely manually ground. If a device is used for grinding, if the file is not fixed, the file may fly out of the device during high-frequency grinding. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a file blade fixing and self-swinging device, which solves the problem that when a workpiece is grinded with a file and the overall volume of the workpiece is too large, the grinding efficiency is too low if the workpiece is grinded manually, and if the device is used for grinding, the file may fly out of the device during high-frequency grinding if the file is not fixed.

[0005] Technical Solution

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a file blade fixing and self-swinging device, including a supporting base plate, the inner surface of the supporting base plate is rotatably connected with a single rotating shaft, the outer circumferential surface of the single rotating shaft is fixedly connected with an arc key wheel, the outer arc surface of the arc key wheel is clamped with a semi-arc plate, the lower surface of the semi-arc plate is slidably connected with the supporting base plate, the outer surface of the semi-arc plate is fixedly connected with a connecting rod block, the outer surface of the connecting rod block close to the single rotating shaft is fixedly connected with an inner retracted rod, the outer circumferential surface of the inner retracted rod is slidably connected with a single-hole block, the outer surface of the single-hole block away from the semi-arc plate is fixedly connected with a surrounding frame, the inner surface of the surrounding frame close to the semi-arc plate is fixedly connected with the supporting base plate, the inner surface of the surrounding frame close to the semi-arc plate is slidably connected with the connecting rod block, the outer surface of the surrounding frame away from the semi-arc plate is fixedly connected with a gripping column, and the surrounding The outer surface of the transfer block is slidably connected to the inner surface of the frame close to the semi-arc plate, and the outer surface of the transfer block close to the connecting rod block is fixedly connected to the semi-arc plate; the lower surface of the transfer block is slidably connected to the supporting bottom plate; the outer surface of the transfer block away from the supporting bottom plate is fixedly connected to the pressing plate; the outer surface of the pressing plate close to the supporting bottom plate is slidably connected to the surrounding frame; the outer surface of the pressing plate away from the surrounding frame is fixedly connected to the sliding bar frame; the inner surface of the sliding bar frame is slidably connected to the return pressure rod; the return pressure rod is fixedly connected to an inclined column at one end of the sliding bar frame; the outer surface of the inclined column away from the pressing plate is slidably connected to the inner concave plate; the outer surface of the inner concave plate close to the inclined column is fixedly connected to the sliding bar frame; the inner surface of the inner concave plate is fixedly connected to a gauge sliding rod; the outer circumferential surface of the gauge sliding rod is slidably connected to an outer friction block; the outer surface of the outer friction block is slidably connected to the gauge sliding rod.

[0007] Preferably, the arc key wheel is a circular pile with a circular hole at the center of the circular pile, a single rotating shaft is fixedly connected to the inner surface of the circular hole, an arc block is fixedly connected to the outer circumferential surface of the circular pile, and a semi-arc plate is clamped on the outer arc surface of the arc block away from the circular pile.

[0008] Preferably, the retracted rod is a circular rod, one end of which is fixedly connected to a connecting rod block, the outer circumferential surface of the circular rod is slidably connected to a single-hole block, the outer circumferential surface of the circular rod is slidably connected to a spring, one end of the spring is fixedly connected to the single-hole block, and the other end of the spring is fixedly connected to the connecting rod block.

[0009] Preferably, the sliding bar frame is a concave frame, and the inner surfaces of the concave block on both sides close to the inclined column are provided with three groups of circular holes with two positions opposite to each other, and the inner surfaces of the circular holes are slidably connected with a return pressure rod, and the inner wall of the concave frame is provided with a through hole, and the lower surface of the concave frame is fixedly connected with a knife pressing plate, and the outer surface of the concave frame away from the knife pressing plate is fixedly connected with an inner concave plate.

[0010] Preferably, the inner concave plate is a concave plate, the outer surface of the concave plate close to the knife pressing plate is fixedly connected to a slide bar frame, the inner wall of the concave plate is fixedly connected to a gauge slide bar, and the inner wall of the concave plate is slidably connected to an outer friction block.

[0011] Preferably, the outer friction block is a square block, the outer surface of the square block is slidably connected to an inner concave plate, the outer surface of the square block is provided with a through hole, the inner surface of the through hole is slidably connected to a gauge slide rod, the outer surface of the square block away from the knife pressing plate is provided with a threaded hole that passes through the through hole, and the inner surface of the threaded hole is threadedly connected to a threaded rod. Beneficial Effects

[0012] The utility model provides a file blade fixing and self-swinging device, which has the following beneficial effects:

[0013] The file blade is fixed with a self-swinging device, and the arc key wheel is driven to rotate by a single rotating shaft, so that the arc surface of the arc key wheel pushes the semi-arc plate during the rotation. When the arc key wheel rotates 180 degrees, the arc surface no longer presses against the semi-arc plate. At this time, the semi-arc plate is pulled back by the connecting rod block through the spring of the inner retraction rod, so that the semi-arc plate retracts and resets. Both movements pull the pressure plate to slide through the transfer block, thereby achieving the purpose of driving the file to perform high-frequency reciprocating sliding, and solving the problem of low efficiency in large-area polishing using files manually.

[0014] The file blade is fixed with a self-swinging device, and the cutter head of the file is aligned with the inclined surface of the inclined column and pushed toward the inside of the device. During the movement of the file, the return pressure rods fixedly connected to the outside of the inclined columns on both sides are pushed into the slide bar frame. At this time, the springs of the return pressure rods push the inclined columns in the opposite direction to clamp the file, and at the same time, the threaded rod in the external friction block is tightened to prevent the gauge slide bar from being pressed, thereby achieving the purpose of fixing the file and solving the problem that the file may fly out during operation due to loose fixation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the slide bar frame structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the inner concave plate of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the inclined column of the utility model;

[0018] Figure 4 This is a schematic diagram of the arc key wheel structure of the utility model.

[0019] Among them, there are a supporting base plate 1, a single rotating shaft 2, an arc key wheel 3, a semi-arc plate 4, a connecting rod block 5, a retracted rod 6, a single hole block 7, a surrounding frame 8, a gripping column 9, a transfer block 10, a knife pressing plate 11, a slide bar frame 12, a return pressure rod 13, a ramp column 14, an inner concave plate 15, a gauge slide bar 16, and an outer friction block 17. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] The utility model provides a file blade fixing and self-swinging device, such as Figure 1-4 As shown, it includes a supporting base plate 1, the inner surface of the supporting base plate 1 is rotatably connected with a single rotating shaft 2, the outer circumferential surface of the single rotating shaft 2 is fixedly connected with an arc key wheel 3, the arc key wheel 3 is a circular pile, the center of the circular pile is provided with a circular hole, the inner surface of the circular hole is fixedly connected with the single rotating shaft 2, the outer circumferential surface of the circular pile is fixedly connected with an arc block, the outer arc surface of the arc block away from the circular pile is clamped with a semi-arc plate 4, and the arc key wheel 3 is used for pushing the semi-arc plate 4 during its own rotation to make it slide on the supporting base plate 1.

[0022] A semi-arc plate 4 is clamped on the outer arc surface of the arc key wheel 3, and a supporting base plate 1 is slidably connected to the lower surface of the semi-arc plate 4. A connecting rod block 5 is fixedly connected to the outer surface of the semi-arc plate 4, and an inner retraction rod 6 is fixedly connected to the outer surface of the connecting rod block 5 close to the single rotating shaft 2. The inner retraction rod 6 is a circular rod, and a connecting rod block 5 is fixedly connected to one end of the circular rod. A single-hole block 7 is slidably connected to the outer circumferential surface of the circular rod, and a spring is slidably connected to the outer circumferential surface of the circular rod, one end of the spring is fixedly connected to the single-hole block 7, and the other end of the spring is fixedly connected to the connecting rod block 5. The inner retraction rod 6 is used for indirectly pulling the semi-arc plate 4 to reset by pulling the connecting rod block 5 when the arc key wheel 3 is no longer pushing the semi-arc plate 4.

[0023] The outer circumferential surface of the retracted rod 6 is slidably connected with a single-hole block 7, the outer surface of the single-hole block 7 away from the semi-arc plate 4 is fixedly connected with a surrounding frame 8, the inner surface of the surrounding frame 8 close to the semi-arc plate 4 is fixedly connected with a supporting bottom plate 1, the inner surface of the surrounding frame 8 close to the semi-arc plate 4 is slidably connected with a connecting rod block 5, the outer surface of the surrounding frame 8 away from the semi-arc plate 4 is fixedly connected with a gripping column 9, the inner surface of the surrounding frame 8 close to the semi-arc plate 4 is slidably connected with a transfer block 10, the outer surface of the transfer block 10 close to the connecting rod block 5 is fixedly connected with the semi-arc plate 4, and the lower surface of the transfer block 10 is slidably connected with the supporting bottom plate 1.

[0024] A knife pressing plate 11 is fixedly connected to the outer surface of the transfer block 10 away from the supporting base plate 1, and a surrounding frame 8 is slidably connected to the outer surface of the knife pressing plate 11 close to the supporting base plate 1, and a sliding bar frame 12 is fixedly connected to the outer surface of the knife pressing plate 11 away from the surrounding frame 8. The sliding bar frame 12 is a concave frame, and three groups of circular holes with two positions opposite to each other are provided on the inner surfaces of the two sides of the concave block close to the inclined column 14, and a return pressure rod 13 is slidably connected to the inner surface of the circular hole, and a through hole is provided on the inner wall of the concave frame, and a knife pressing plate 11 is fixedly connected to the lower surface of the concave frame, and an inner concave plate 15 is fixedly connected to the outer surface of the concave frame away from the knife pressing plate 11, and the sliding bar frame 12 is used to fix the position of the file.

[0025] A return pressure rod 13 is slidably connected to the inner surface of the slide bar frame 12, and a bevel column 14 is fixedly connected to the end of the return pressure rod 13 away from the slide bar frame 12. The outer surface of the bevel column 14 away from the slide bar frame 12 is a rough surface, and an inner concave plate 15 is slidably connected to the outer surface of the bevel column 14 away from the knife pressing plate 11. The inner concave plate 15 is a concave plate, and the outer surface of the concave plate close to the knife pressing plate 11 is fixedly connected to the slide bar frame 12, a gauge slide rod 16 is fixedly connected to the inner wall of the concave plate, and an outer friction block 17 is slidably connected to the inner wall of the concave plate to prevent the file from falling off the device.

[0026] The outer surface of the concave plate 15 close to the bevel column 14 is fixedly connected to the slide bar frame 12, and the inner surface of the concave plate 15 is fixedly connected to the gauge slide bar 16, and the outer circumferential surface of the gauge slide bar 16 is slidably connected to the outer friction block 17, and the outer surface of the outer friction block 17 is slidably connected to the gauge slide bar 16. The outer friction block 17 is a square block, and the outer surface of the square block is slidably connected to the concave plate 15. A through hole is provided on the outer surface of the square block, and the gauge slide bar 16 is slidably connected to the inner surface of the through hole. A threaded hole that penetrates to the through hole is provided on the outer surface of the square block away from the knife pressing plate 11, and a threaded rod is threadedly connected to the inner surface of the threaded hole. The outer friction block 17 is used to fix the file and determine the position of the file inside the concave plate 15. The outer surface of the outer friction block 17 close to the knife pressing plate 11 is a rough surface.

[0027] Working principle: When using the device, align the cutter head of the file with the inclined surface of the inclined column 14 and push it toward the inside of the device. During the movement of the file, the return pressure rod 13 fixedly connected to the inclined columns 14 on both sides slides into the slide bar frame 12. At this time, the spring of the return pressure rod 13 pushes the inclined column 14 in the opposite direction to clamp the file, and at the same time tightens the threaded rod in the external friction block 17 to make it press against the gauge slide bar 16 to ensure that the file is stuck by the external friction block 17 during the movement, and the single rotating shaft 2 is driven to rotate by the external power source, so that The single rotating shaft 2 drives the arc key wheel 3 to rotate, so that the arc surface of the arc key wheel 3 pushes the semi-arc plate 4 during the rotation, so that the semi-arc plate 4 indirectly drives the file fixed on the pressure plate 11 to slide by pushing the transfer block 10. When the arc key wheel 3 rotates one hundred and eighty degrees, the arc surface no longer presses against the semi-arc plate 4. At this time, the semi-arc plate 4 is pulled back by the connecting rod block 5 through the spring of the retraction rod 6, so that the semi-arc plate 4 retracts and resets. The combination of the two drives the file to slide back and forth through the continuous rotation of the single rotating shaft 2.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A file blade fixing and self-swinging device, comprising a supporting base plate (1), characterized in that: The inner surface of the support base plate (1) is rotatably connected to a single rotating shaft (2), the outer circumferential surface of the single rotating shaft (2) is fixedly connected to an arc key wheel (3), the outer arc surface of the arc key wheel (3) is clamped with a semi-arc plate (4), the lower surface of the semi-arc plate (4) is slidably connected to the support base plate (1), the outer surface of the semi-arc plate (4) is fixedly connected to a connecting rod block (5), the outer surface of the connecting rod block (5) close to the single rotating shaft (2) is fixedly connected to an inner retractable rod (6), the outer circumferential surface of the inner retractable rod (6) is slidably connected to a single hole block (7), and the single hole block (7) is connected to the outer circumferential surface of the single hole block (7). ) is fixedly connected to an outer surface of a side away from the semi-arc plate (4) with an enclosure frame (8), an inner surface of a side of the enclosure frame (8) close to the semi-arc plate (4) is fixedly connected to a support base plate (1), an inner surface of a side of the enclosure frame (8) close to the semi-arc plate (4) is slidably connected to a connecting rod block (5), an outer surface of a side of the enclosure frame (8) away from the semi-arc plate (4) is fixedly connected to a gripping column (9), an inner surface of a side of the enclosure frame (8) close to the semi-arc plate (4) is slidably connected to a transfer block (10), and the transfer block (10) is close to the connecting rod block (5 ) is fixedly connected to a semi-arc plate (4) on one side of the outer surface, the lower surface of the transfer block (10) is slidably connected to the support base plate (1), the outer surface of the transfer block (10) away from the support base plate (1) is fixedly connected to a knife pressing plate (11), the outer surface of the knife pressing plate (11) close to the support base plate (1) is slidably connected to a surrounding frame (8), the outer surface of the knife pressing plate (11) away from the surrounding frame (8) is fixedly connected to a slide bar frame (12), the inner surface of the slide bar frame (12) is slidably connected to a return pressure rod (13), the return pressure rod ( 13) An end away from the slide bar frame (12) is fixedly connected with a bevel column (14), an outer surface of the bevel column (14) away from the knife pressing plate (11) is slidably connected with an inner concave plate (15), an outer surface of the inner concave plate (15) close to the bevel column (14) is fixedly connected with the slide bar frame (12), an inner surface of the inner concave plate (15) is fixedly connected with a gauge slide bar (16), an outer circumferential surface of the gauge slide bar (16) is slidably connected with an outer friction block (17), and an outer surface of the outer friction block (17) is slidably connected with the gauge slide bar (16).

2. A file blade fixing and self-swinging device according to claim 1, characterized in that: The arc key wheel (3) is a circular pile, a circular hole is opened at the center of the circular pile, a single rotating shaft (2) is fixedly connected to the inner surface of the circular hole, an arc block is fixedly connected to the outer circumferential surface of the circular pile, and a semi-arc plate (4) is clamped on the outer arc surface of the arc block away from the circular pile.

3. A file blade fixing and self-swinging device according to claim 1, characterized in that: The retracted rod (6) is a circular rod, one end of which is fixedly connected to a connecting rod block (5), the outer circumferential surface of the circular rod is slidably connected to a single-hole block (7), the outer circumferential surface of the circular rod is slidably connected to a spring, one end of the spring is fixedly connected to the single-hole block (7), and the other end of the spring is fixedly connected to the connecting rod block (5).

4. A file blade fixing and self-swinging device according to claim 1, characterized in that: The slide bar frame (12) is a concave frame, and the inner surfaces of the two sides of the concave block close to the inclined column (14) are provided with three groups of circular holes, each group having two opposite positions, and the inner surfaces of the circular holes are slidably connected to the return pressure rods (13). The inner wall of the concave frame is provided with a through hole, and the lower surface of the concave frame is fixedly connected to the knife pressing plate (11), and the outer surface of the concave frame away from the knife pressing plate (11) is fixedly connected to the inner concave plate (15).

5. A file blade fixing and self-swinging device according to claim 1, characterized in that: The inner concave plate (15) is a concave plate, and the outer surface of the concave plate close to the knife pressing plate (11) is fixedly connected to a slide bar frame (12), the inner wall of the concave plate is fixedly connected to a gauge slide bar (16), and the inner wall of the concave plate is slidably connected to an outer friction block (17).

6. A file blade fixing and self-swinging device according to claim 1, characterized in that: The outer friction block (17) is a square block, the outer surface of the square block is slidably connected to the inner concave plate (15), the outer surface of the square block is provided with a through hole, the inner surface of the through hole is slidably connected to a gauge slide rod (16), the outer surface of the square block away from the knife pressing plate (11) is provided with a threaded hole penetrating to the through hole, and the inner surface of the threaded hole is threadedly connected to a threaded rod.

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