CN112496938A

CN112496938A - Clamping device and clamping equipment for machining of aluminum die casting

Info

Publication number: CN112496938A
Application number: CN202011485366.4A
Authority: CN
Inventors: 于晓堃
Original assignee: Suzhou Sennuoyang Machinery Co ltd
Current assignee: Suzhou Sennuoyang Machinery Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-03-16
Also published as: WO2022126724A1

Abstract

The invention discloses a clamping device and clamping equipment for machining an aluminum die casting, which comprise a clamp and a chuck, wherein a clamping block is fixedly arranged on the surface of one side of the chuck, a clamping groove is clamped on the surface of the clamp relative to the outer surface of the clamping block, a spring is fixedly arranged in the clamping groove, a through hole is formed in the clamping block, a rotating rod is arranged in the through hole, one end of the rotating rod is positioned on the outer side of the clamp, and an external thread is formed at the other end of the rotating rod; through with fixture block and draw-in groove block, make its top compression spring warp, thereby run through the outside of bull stick anchor clamps in the inside of through-hole again, through rotatory bull stick, make the external screw thread on its top fixed with the thread groove spiral to can restrict the position of fixture block and fix, utilize the conflict of spring, strengthen the stability of chuck, realize being connected of anchor clamps and chuck fast, greatly reduced work efficiency, it is more simple convenient to operate.

Description

Clamping device and clamping equipment for machining of aluminum die casting

Technical Field

The invention belongs to the technical field of die casting machining, and particularly relates to a clamping device and clamping equipment for machining an aluminum die casting.

Background

In modern mechanical technology, along with machinery is more accurate, also higher and higher to the requirement of work piece, wherein carry out the finish machining to the work piece and be an indispensable ring in the work piece production, to the aluminum alloy die casting of mass production, the finish machining is generally exactly to polish, burring and polishing etc. wherein the burring is the most important, need use clamping equipment and device to fix the aluminum die casting, and efficiency is higher, and stability is stronger.

However, after the clamping device is used for a long time, the surface of the clamping device is easy to wear and consume, so that the problems of poor clamping and easy separation in the later period are caused, the operation is more complicated when the clamping device is disassembled and replaced, and the working efficiency is greatly reduced.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a clamping device and clamping equipment for machining an aluminum die casting.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an aluminium die casting clamping device and centre gripping equipment when machine tooling, includes anchor clamps and chuck, one side fixed surface of chuck is equipped with the fixture block, the surface of anchor clamps has seted up the draw-in groove for the surface block of fixture block, the inside of draw-in groove is fixed and is equipped with the spring, the through-hole has been seted up to the inside of fixture block, the inside of through-hole is provided with the bull stick, the one end of bull stick is in the outside of anchor clamps, the external screw thread has been seted up to the other end of bull stick, the inner wall surface of draw-in groove has seted up the thread.

According to a preferable technical scheme of the invention, a limiting groove is formed in the surface of one side of the chuck, a limiting block is arranged in the limiting groove, an anti-slip pad is arranged on one side, away from the chuck, of the limiting block, a rotating shaft is arranged on the front surface of the chuck, the other end of the rotating shaft is connected with a baffle plate, a screw penetrates through the baffle plate, and the top end of the screw is located in the limiting block.

As a preferable technical scheme of the invention, lubricating oil is coated on the outer surface of the external thread, and the size of the cross section of the fixture block is the same as that of the cross section of the clamping groove.

As a preferable technical scheme of the invention, the inner wall surface of the thread groove is provided with a spongy cushion, and the spongy cushion is glued and fixed with the inner wall of the thread groove.

As a preferable technical scheme of the invention, one end of the rotating rod, which is far away from the external thread, is provided with a concave hexagonal groove, and the vertical section diameter of the rotating rod is the same as that of the through hole.

As a preferable technical scheme of the invention, the spring is welded and fixed with the surface of the inner wall of the clamping groove, and gauze is arranged on the surface of the other end of the spring.

As a preferable technical scheme of the invention, the vertical section of the limiting block is T-shaped, and the size of the vertical section of the limiting block is the same as that of the vertical section of the limiting groove.

As a preferable technical scheme of the invention, one end of the rotating shaft is welded and fixed with the surface of the chuck, and the other end of the rotating shaft is welded and fixed with the surface of the baffle.

As a preferable technical scheme of the invention, one side of the non-slip mat is glued and fixed with the surface of the limiting block, and the outer surface of the non-slip mat is provided with wave-shaped non-slip grains.

As a preferable technical scheme of the invention, one side of the screw is provided with a concave quadrangular groove, and a wear-resistant layer is arranged in the concave quadrangular groove.

Compared with the prior art, the invention has the beneficial effects that:

1. through with fixture block and draw-in groove block, make its top compression spring warp, thereby run through the outside of bull stick anchor clamps in the inside of through-hole again, through rotatory bull stick, make the external screw thread on its top fixed with the thread groove spiral to can restrict the position of fixture block and fix, utilize the conflict of spring, strengthen the stability of chuck, realize being connected of anchor clamps and chuck fast, greatly reduced work efficiency, it is more simple convenient to operate.

2. Utilize the stopper to slide the inside of grafting spacing groove, it is rotatory around the pivot through the baffle, make the baffle separation on the surface of stopper, utilize the screw to run through the baffle simultaneously, and inside its top was in the limiting plate, fix the baffle, guarantee to connect the fastening, when the chuck used, the aluminium die casting of usable slipmat contact centre gripping, the consumption of wearing and tearing takes place after avoiding long-term the use, and the not tight drop problem of centre gripping, can freely dismantle the change, it is more convenient to use.

Drawings

FIG. 1 is a schematic structural diagram of a clamping device and a clamping device for machining an aluminum die casting according to the invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a bottom view of the chuck structure of the clamping device of the present invention;

in the figure: 1. a clamp; 2. a chuck; 3. a card slot; 4. a clamping block; 5. a spring; 6. a through hole; 7. a rotating rod; 8. an external thread; 9. a thread groove; 10. a limiting groove; 11. a limiting block; 12. a non-slip mat; 13. a rotating shaft; 14. a baffle plate; 15. and (4) screws.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Examples

Referring to fig. 1 and 2, the present invention provides a technical solution: the utility model provides a clamping device and centre gripping equipment of aluminium die casting machine-hour, including anchor clamps 1 and chuck 2, a side fixed surface of chuck 2 is equipped with fixture block 4, fixture block 4's surface has seted up draw-in groove 3 for fixture block 4's surface block, draw-in groove 3's inside is fixed and is equipped with spring 5, through-hole 6 has been seted up to fixture block 4's inside, the inside of through-hole 6 is provided with bull stick 7, the one end of bull stick 7 is in fixture block 1's the outside, external screw thread 8 has been seted up to the other end of bull stick 7, thread groove 9 has been seted up for one side spiral of external.

With the inner wall block of fixture block 4 and draw-in groove 3 that has on chuck 2, make its top contact spring 5, spring 5 is deformed by pressure, thereby run through the outside of anchor clamps 1 with bull stick 7 in the inside of through-hole 6 again, through rotatory bull stick 7, make the external screw thread 8 and the thread groove 9 spiral on its top fixed, thereby can restrict the position of fixture block 4 and fix, utilize the conflict of spring 5, strengthen chuck 2's stability, realize being connected of anchor clamps 1 and chuck 2 fast, greatly reduced work efficiency, the operation is simpler.

In another embodiment, as shown in fig. 1 and fig. 3, a limiting groove 10 is formed in a surface of one side of a chuck 2, a limiting block 11 is arranged inside the limiting groove 10, an anti-slip pad 12 is arranged on a side of the limiting block 11 away from the chuck 2, a rotating shaft 13 is arranged on a front surface of the chuck 2, the other end of the rotating shaft 13 is connected with a baffle 14, a screw 15 penetrates through the baffle 14, and a top end of the screw 15 is located inside the limiting block 11; with stopper 11 inside of slip grafting spacing groove 10, make slipmat 12 be in the surface of chuck 2, rotate around pivot 13 through baffle 14, make the baffle 14 separation on the surface of stopper 11, separation stopper 11 slides in slipmat 12 is inside, utilize screw 15 to run through baffle 14 simultaneously, fix baffle 14 and stopper 11, guarantee to connect the fastening, in chuck 2 use, the aluminium die casting of usable slipmat 12 contact centre gripping, promote the life of chuck 2, the centre gripping is tighter and tighter simultaneously, the effectual not tight problem of droing of centre gripping of avoiding, also can freely dismantle the change, it is more convenient to use.

In another embodiment, as shown in fig. 1 and 2, the embodiment discloses that the outer surface of the external thread 8 is coated with lubricating oil, and the cross section size of the fixture block 4 is the same as that of the clamping groove 3; the surface of the bearing is protected by lubricating oil, and friction after rotation is reduced.

In another embodiment, as shown in fig. 1 and 2, the embodiment discloses that a spongy cushion is arranged on the inner wall surface of the thread groove 9, and the spongy cushion is glued and fixed with the inner wall of the thread groove 9; when the screw thread groove is contacted, the inner wall of the screw thread groove is prevented from being damaged.

In another embodiment, as shown in fig. 1 and 2, in this embodiment, a recessed hexagonal groove is formed at one end of the rotating rod 7 away from the external thread 8, and the vertical section diameter of the rotating rod 7 is the same as that of the through hole 6; rotate more smoothly laborsavingly, improve work efficiency.

In another embodiment, as shown in fig. 1 and 2, the embodiment discloses that a spring 5 is welded and fixed with the inner wall surface of the slot 3, and gauze is arranged on the surface of the other end of the spring 5; the welded fastening is more firm, utilizes the gauze to reduce the contact collision of fixture block and spring, reinforcing life.

In another embodiment, as shown in fig. 3, the embodiment discloses that the vertical section of the limiting block 11 is T-shaped, and the vertical section of the limiting block 11 has the same size as that of the limiting groove 10; the clamping is more compact, and the stability is improved.

In another embodiment, as shown in fig. 3, this embodiment discloses that one end of the rotating shaft 13 is welded and fixed with the surface of the chuck 2, and the other end of the rotating shaft 13 is welded and fixed with the surface of the baffle 14; the welding fixation stability is stronger, strengthens the life of device.

In another embodiment, as shown in fig. 1 and fig. 3, this embodiment discloses that one side of the non-slip mat 12 is glued and fixed with the surface of the limiting block 11, and the outer surface of the non-slip mat 12 is provided with wave-shaped non-slip patterns; the efficiency of gluing is higher, promotes anti-skidding effect simultaneously.

In another embodiment, as shown in fig. 3, this embodiment discloses that one side of the screw 15 is provided with a recessed rectangular groove, and a wear-resistant layer is arranged in the recessed rectangular groove; the use of reinforcing screw is more convenient for the dismantlement in later stage and is changed.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a clamping device and centre gripping equipment of aluminium die casting when machining, includes anchor clamps (1) and chuck (2), its characterized in that: one side fixed surface of chuck (2) is equipped with fixture block (4), draw-in groove (3) have been seted up for the surface block of fixture block (4) on the surface of anchor clamps (1), the inside fixed spring (5) that is equipped with of draw-in groove (3), through-hole (6) have been seted up to the inside of fixture block (4), the inside of through-hole (6) is provided with bull stick (7), the one end of bull stick (7) is in the outside of anchor clamps (1), external screw thread (8) have been seted up to the other end of bull stick (7), thread groove (9) have been seted up for one side spiral of external screw thread (8) on the inner wall surface of draw-in groove (3).

2. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 1, wherein: the anti-slip clamp is characterized in that a limiting groove (10) is formed in the surface of one side of the clamp head (2), a limiting block (11) is arranged inside the limiting groove (10), an anti-slip pad (12) is arranged on one side, away from the clamp head (2), of the limiting block (11), a rotating shaft (13) is arranged on the front surface of the clamp head (2), a baffle (14) is connected to the other end of the rotating shaft (13), a screw (15) is arranged inside the baffle (14) in a penetrating mode, and the top end of the screw (15) is located inside the limiting block (11).

3. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 1, wherein: lubricating oil is smeared on the outer surface of the external thread (8), and the size of the cross section of the clamping block (4) is the same as that of the cross section of the clamping groove (3).

4. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 1, wherein: and a spongy cushion is arranged on the surface of the inner wall of the threaded groove (9), and the spongy cushion is glued and fixed with the inner wall of the threaded groove (9).

5. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 1, wherein: and a concave hexagonal groove is formed in one end, far away from the external thread (8), of the rotating rod (7), and the vertical section diameter of the rotating rod (7) is the same as that of the through hole (6).

6. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 1, wherein: the inner wall surface welded fastening of spring (5) and draw-in groove (3), the other end surface of spring (5) is equipped with the gauze.

7. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 2, wherein: the vertical section of the limiting block (11) is T-shaped, and the vertical section of the limiting block (11) is the same as that of the limiting groove (10).

8. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 2, wherein: one end of the rotating shaft (13) is fixedly welded with the surface of the chuck (2), and the other end of the rotating shaft (13) is fixedly welded with the surface of the baffle (14).

9. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 2, wherein: one side of the non-slip mat (12) is glued and fixed with the surface of the limiting block (11), and the outer surface of the non-slip mat (12) is provided with wave-shaped non-slip grains.

10. The clamping device and the clamping equipment for machining the aluminum die casting according to claim 2, wherein: one side of the screw (15) is provided with a concave quadrangular groove, and a wear-resistant layer is arranged in the concave quadrangular groove.