CN215280980U

CN215280980U - CNC hardware precision finishing device convenient to it is tight to press from both sides

Info

Publication number: CN215280980U
Application number: CN202121699406.5U
Authority: CN
Inventors: 余恩兴
Original assignee: Shenzhen Xinwang Precision Components Co ltd
Current assignee: Shenzhen Xinwang Precision Components Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-12-24
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a CNC hardware precision finishing device convenient to it is tight, including handle and inflator, circular opening has all been seted up to the both sides of inflator, and the inflator has the mount at two equal sliding connection of circular opening part, and two mounts all are L shape, and two mounts are in the equal fixedly connected with piston of the inside one end of inflator, the equal fixedly connected with threaded rod in inboard bottom of two mounts, and the outside threaded connection of threaded rod has the thread bush. The utility model discloses a set up threaded rod and thread bush, can rotate the thread bush when the centre gripping part, thereby make the thread bush remove in the outside of threaded rod, can drive the bearing when the thread bush removes and remove, the bearing promotes first dwang and can makes the angle of second dwang change, thereby open through a plurality of second dwang and contract and carry out the centre gripping to the part, so the device can not be restricted by the big or small specification of part to the centre gripping of part, and also can be applicable to the part of different shapes.

Description

CNC hardware precision finishing device convenient to it is tight to press from both sides

Technical Field

The utility model relates to a CNC processing technology field especially relates to a CNC hardware precision finishing device convenient to press from both sides tightly.

Background

General CNC machining generally refers to computer numerical control precision machining, CNC machining lathes, CNC machining milling machines, CNC machining boring and milling machines and the like.

At the in-process of CNC processing, for letting the part more firm when adding man-hour, need adopt anchor clamps will come to treat that the part centre gripping is fixed, but the use of traditional anchor clamps has the limitation, can only the fixed part of fixed size specification of centre gripping, leads to the use inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the CNC hardware precision finishing device convenient to press from both sides tightly that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a CNC hardware precision finishing device convenient to it is tight, includes handle and inflator, circular opening has all been seted up at the both sides of inflator, and the inflator has the mount, two at the equal sliding connection of two circular opening parts the mount all is L shape, and two mounts are in the equal fixedly connected with piston of the inside one end of inflator, the inboard equal fixedly connected with threaded rod in bottom of two mounts, the outside threaded connection of threaded rod has the thread bush, the outside cover of thread bush is equipped with the bearing, the inner ring and the thread bush fixed connection of bearing, and one side that the mount was kept away from to the outer loop of bearing rotates and is connected with the first dwang of a plurality of, the one end of first dwang is rotated through the pivot and is connected with the second dwang, the one side that the mount was kept away from to the one end of second dwang and threaded rod rotates and is connected.

Furthermore, the top middle part of inflator has been seted up the aspirating hole, and the inflator is equipped with three first valve in the department of aspirating hole, and is three first valve all inclines upwards to set up, the top of inflator is at aspirating hole fixedly connected with pipeline.

Furthermore, the inner wall of the top end of the handle is fixedly connected with an air bag, an air inlet is formed in one side of the bottom end of the air bag, and the top end of the pipeline is fixedly connected with the air bag at the air inlet.

Furthermore, an air outlet is formed in one side of the air bag, three second valves are fixedly connected to the air bag at the air outlet, and the three second valves are all obliquely and outwards arranged.

Furthermore, a spring piece is arranged inside the air bag and is V-shaped.

Furthermore, the both sides of handle are equal fixedly connected with connecting rod, two the bottom of connecting rod is fixed connection respectively in the top both sides of inflator.

Furthermore, the bottom end of the inflator is provided with an air inlet hole, and the bottom end of the inflator is connected with a sealing cover at the air outlet hole through threads.

Further, first dwang and second dwang are connected with same spud pile through the rotation of damping pivot in pivot department, one side fixedly connected with clamp splice of spud pile, the material of clamp splice is rubber.

The utility model has the advantages that:

1. through setting up threaded rod and thread bush, can rotate the thread bush when centre gripping part, thereby make the outside removal of thread bush at the threaded rod, the thread bush can drive the bearing when removing and remove, the bearing promotes first dwang and can makes the angle of second dwang change, thereby open and shrink through a plurality of second dwang and carry out the centre gripping to the part, so the device can not be restricted by the big or small specification of part to the centre gripping of part, and also can be applicable to the part of different shapes, it is more convenient to let the part centre gripping when adding man-hour.

2. Through setting up the gasbag, can discharge the air wherein from second valve department through pressing the gasbag, and spring leaf can make the gasbag reconversion when loosening the gasbag, the air in the inflator can be taken out from the pipeline by the gasbag this moment, so atmospheric pressure in the inflator descends to can make two pistons inwards move simultaneously, can let two threaded rods be close to each other when the two is close to each other, thereby utilize the second dwang to fix the part centre gripping in the both sides department of part, let the part more firm when processing.

3. Through setting up the clamp splice, because its material is rubber, so when second dwang centre gripping part, the clamp splice can let the centre gripping of part more firm through its self frictional force, and because rotate through the damping pivot between clamp splice and second dwang and the first dwang and be connected, the angle that the clamp splice can be adjusted according to the shape of part when the centre gripping part, let the clamp splice can with the part laminating, steadiness when further having improved the part centre gripping.

Drawings

Fig. 1 is a sectional view of a CNC hardware precision machining apparatus which facilitates clamping proposed in embodiment 1;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is a front view of a clamping block of the CNC hardware precision machining device convenient for clamping proposed in embodiment 2.

In the figure: the device comprises a handle 1, a spring piece 2, an air bag 3, a piston 4, a connecting rod 5, a pipeline 6, an air cylinder 7, a fixed frame 8, a threaded rod 9, a threaded sleeve 10, a bearing 11, a first rotating rod 12, a second rotating rod 13, a sealing cover 14, a first valve 15, a second valve 16, a fixed pile 17 and a clamping block 18.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, a CNC hardware precision finishing device convenient for clamping comprises a handle 1 and an air cylinder 7, wherein both sides of the air cylinder 7 are provided with round openings, and the inflator 7 is connected with fixing frames 8 at two round openings in a sliding way, the two fixing frames 8 are both L-shaped, and one end of each of the two fixing frames 8 in the inflator 7 is fixedly connected with a piston 4, the bottom ends of the inner sides of the two fixing frames 8 are fixedly connected with a threaded rod 9, the external thread of the threaded rod 9 is connected with a threaded sleeve 10, the external of the threaded sleeve 10 is sleeved with a bearing 11, the inner ring of the bearing 11 is fixedly connected with the threaded sleeve 10, and one side of the outer ring of the bearing 11 far away from the fixed frame 8 is rotatably connected with a plurality of first rotating rods 12, one end of the first rotating rod 12 is connected with a second rotating rod 13 through a rotating shaft in a rotating mode, and one end of the second rotating rod 13 is connected with one side, far away from the fixing frame 8, of the threaded rod 9 in a rotating mode.

An air exhaust hole is formed in the middle of the top end of the air cylinder 7, three first valves 15 are arranged at the position of the air exhaust hole of the air cylinder 7, the three first valves 15 are all arranged in an inclined mode, and a pipeline 6 is fixedly connected to the top end of the air cylinder 7 at the position of the air exhaust hole. The handle is characterized in that the top end inner wall of the handle 1 is fixedly connected with an air bag 3, an air inlet is formed in one side of the bottom end of the air bag 3, and the top end of the pipeline 6 is fixedly connected with the air bag 3 at the air inlet. An air outlet is formed in one side of the air bag 3, the air bag 3 is fixedly connected with three second valves 16 at the air outlet, and the three second valves 16 are all obliquely and outwards arranged. The spring piece 2 is arranged inside the air bag 3, and the spring piece 2 is V-shaped. The both sides of handle 1 all fixedly connected with connecting rod 5, two the bottom of connecting rod 5 is fixed connection respectively in the top both sides of inflator 7. An air inlet hole is formed in the bottom end of the air cylinder 7, and a sealing cover 14 is connected to the bottom end of the air cylinder 7 through threads at the air inlet hole.

The working principle is as follows: when clamping a part, the part is placed between two threaded rods 9, then the threaded sleeve 10 is rotated, the threaded sleeve 10 moves outside the threaded rods 9 when rotating, at the moment, the bearing 11 moves along with the threaded sleeve 10, so that the first rotating rod 12 deflects, the second rotating rod 13 can be driven to deflect when the angle of the first rotating rod 12 changes, the angle of the second rotating rod 13 changes, the angles of the second rotating rods 13 can be simultaneously adjusted through the steps, the angle of the second rotating rod 13 is adapted to the specification of the part to be processed, then the air bag 3 is pressed, so that the air in the air bag 3 is discharged from the second valve 16, and when the air bag 3 is loosened, the spring piece 2 can restore the air bag 3, so that the air in the air cylinder 7 can be pumped out from the pipeline 6 by the air bag 3, the air pressure in the air cylinder 7 is reduced, and the two pistons 4 approach each other, the piston 4 drives the threaded rod 9 to move through the fixed frame 8, and the threaded rod 9 enables the first rotating rod 12 and the second rotating rod 13 to move through the threaded sleeve 10 and the bearing 11, so that the part is clamped and fixed.

When the part needs to be loosened, the sealing cover 14 can be unscrewed, and then the two fixing frames 8 are pulled, so that the first rotating rod 12 and the second rotating rod 13 can be moved, and the part is loosened.

Example 2

Referring to fig. 4, a CNC hardware precision finishing device convenient to press from both sides tightly, this embodiment compares in embodiment 1, in order to further improve the steadiness when part centre gripping, first dwang 12 and second dwang 13 are connected with same spud pile 17 through the damping pivot rotation in pivot department, one side fixedly connected with clamp splice 18 of spud pile 17, the material of clamp splice 18 is rubber.

The working principle is as follows: when a part is clamped, the part is placed between two threaded rods 9, then the threaded sleeve 10 is rotated, the threaded sleeve 10 moves outside the threaded rods 9 when rotating, at the moment, the bearing 11 moves along with the threaded sleeve 10, so that the first rotating rod 12 deflects, the second rotating rod 13 can be driven to deflect when the angle of the first rotating rod 12 changes, the angle of the second rotating rod 13 changes, the angles of the second rotating rods 13 can be adjusted simultaneously through the steps, the angle of the second rotating rod 13 is adaptive to the specification of the part to be processed, the angle of the clamping block 18 can be adjusted according to the shape of the part in the process, so that the clamping block 18 is attached to the part, then the air bag 3 is pressed, air in the air bag 3 is discharged from the second valve 16, when the air bag 3 is loosened, the spring piece 2 can restore the air bag 3, and therefore, the air in the air bag 3 can pump air in the air cylinder 7 away from the pipeline 6, the air pressure in the air cylinder 7 is reduced, so that the two pistons 4 approach each other, the pistons 4 drive the threaded rod 9 to move through the fixing frame 8, and the threaded rod 9 can drive the first rotating rod 12 and the second rotating rod 13 to move through the threaded sleeve 10 and the bearing 11, so as to clamp and fix the part.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a CNC hardware precision finishing device convenient to it is tight, includes handle (1) and inflator (7), its characterized in that, circular opening has all been seted up to the both sides of inflator (7), and inflator (7) have mount (8) at two equal sliding connection of circular opening part, two mount (8) all are L shape, and two mount (8) are in the equal fixedly connected with piston (4) of one end of inflator (7) inside, the equal fixedly connected with threaded rod (9) in inboard bottom of two mount (8), the outside threaded connection of threaded rod (9) has thread bush (10), the outside cover of thread bush (10) is equipped with bearing (11), the inner ring and the thread bush (10) fixed connection of bearing (11), and one side that the outer loop of bearing (11) kept away from mount (8) is rotated and is connected with a plurality of first rotation pole (12), the one end of first dwang (12) is rotated through the pivot and is connected with second dwang (13), the one side rotation that mount (8) were kept away from with threaded rod (9) to the one end of second dwang (13) is connected.

2. The CNC hardware precise machining device convenient to clamp is characterized in that an air suction hole is formed in the middle of the top end of the air cylinder (7), three first valves (15) are arranged on the air cylinder (7) at the air suction hole, the three first valves (15) are all arranged obliquely upwards, and a pipeline (6) is fixedly connected to the top end of the air cylinder (7) at the air suction hole.

3. The CNC hardware precision machining device convenient to press from both sides according to claim 2, characterized in that, the top inner wall fixedly connected with gasbag (3) of handle (1), the air inlet has been seted up to bottom one side of gasbag (3), the top of pipeline (6) is in gasbag (3) fixed connection at the air inlet.

4. The CNC hardware precise machining device convenient to clamp is characterized in that an air outlet is formed in one side of the air bag (3), three second valves (16) are fixedly connected to the air bag (3) at the air outlet, and the three second valves (16) are arranged obliquely outwards.

5. A CNC hardware precision machining device convenient for clamping according to claim 3 is characterized in that a spring piece (2) is arranged inside the air bag (3), and the spring piece (2) is V-shaped.

6. The CNC hardware precision machining device convenient to clamp according to claim 1, characterized in that both sides of the handle (1) are fixedly connected with connecting rods (5), and the bottom ends of the two connecting rods (5) are respectively fixedly connected to both sides of the top end of the air cylinder (7).

7. The CNC hardware precision machining device convenient to clamp is characterized in that an air inlet hole is formed in the bottom end of the air cylinder (7), and a sealing cover (14) is connected to the bottom end of the air cylinder (7) in a threaded mode at the air inlet hole.

8. The CNC hardware precision machining device convenient to press from both sides according to claim 1, characterized in that, first dwang (12) and second dwang (13) are connected with same spud pile (17) through the damping pivot rotation in the pivot, one side fixedly connected with clamp splice (18) of spud pile (17), the material of clamp splice (18) is rubber.