CN216228171U

CN216228171U - Special-shaped copper bar forming cutter

Info

Publication number: CN216228171U
Application number: CN202122951095.3U
Authority: CN
Inventors: 邵小站
Original assignee: Suzhou Qianyong Metal Products Co ltd
Current assignee: Zibo Hengjia Copper Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-08
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses an opposite sex copper bar forming cutter, and relates to the technical field of machining. The novel cutter comprises a cutter body, wherein a notch is formed in the cutter body, a cutter head is installed in the notch, circular grooves are formed in two sides of the cutter head, one end of an elastic spring is fixed to the bottom of each circular groove, the other end of the elastic spring is fixedly connected to one side of a stop block, and pressing devices are arranged in the cutter body close to two sides of the stop block. According to the tool bit, the pressing block in the pressing device is pressed, the pressing rod is driven to move towards the inside of the circular hole under the action of pressure, the stop block is separated from the inside of the circular hole by the pressing rod, the tool bit is pulled out of the circular groove in the tool body, the tool bit is replaced, the whole set of tool bit does not need to be replaced, and the cost is reduced.

Description

Special-shaped copper bar forming cutter

Technical Field

The utility model relates to the technical field of machining, in particular to a special-shaped copper bar forming cutter.

Background

When the complex shaping surface is produced by machining, porous processing is needed to be carried out on a workpiece to be machined, most of the copper bars are machined by adopting a shaping cutter, the special-shaped copper bars have certain heat resistance and corrosion resistance and can be used for manufacturing the shaping cutter, at present, when the shaping cutter is used, the cutter is generally integrated, after the cutter is used for a period of time, the cutting part of the cutter is easy to wear, and because the cutter is integrated, the cutter head cannot be detached, the whole cutter needs to be replaced, the cutter is wasted, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the special-shaped copper bar forming cutter, which solves the technical problems in the prior related art.

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

the utility model provides an opposite sex copper bar shaping sword, includes the cutter body, the inside notch of having seted up of cutter body, notch internally mounted has the tool bit, the circular slot has all been seted up to the tool bit both sides, the fixed elastic spring one end of circular slot bottom, elastic spring other end fixed connection dog one side, the cutter body is inside to be close to the dog both sides set up all has press device.

Preferably, one end of the stop block, which is close to the elastic spring, is fixedly connected with one end of a telescopic rod, and the other end of the telescopic rod is fixed at the bottom of the circular groove.

Preferably, the pressing device comprises a pressing rod, a pressing block, a limiting plate and a reset spring, the cutter body is close to the stop block, a round hole is formed in the stop block, a limiting groove is formed in the round hole, the bottom of the limiting groove is fixedly connected with one end of the reset spring, the other end of the reset spring is fixedly connected with one side of the limiting plate, the pressing block is fixed to the other side of the limiting plate, and the pressing rod is fixedly mounted at one end of the reset spring.

Preferably, the diameter of the limiting groove is larger than that of the round hole, and the diameter of the limiting plate is larger than that of the round hole.

Preferably, the size of the stop block is matched with that of the round hole.

Preferably, the surface of the tool bit is provided with a plurality of cutting edges, and a thread groove is arranged between the two cutting edges.

Compared with the prior art, the utility model has the beneficial effects that:

1. through pressing the pressing block in the pressing device, the pressing rod is driven to move towards the inside of the round hole under the action of pressure, so that the stop block is separated from the inside of the round hole by the pressing rod, the cutter head is extracted from the round groove in the cutter body, the cutter head is replaced without replacing the whole set of cutters, and the cost is reduced.

2. The overall smoothness during cutting can be effectively improved by arranging the cutting edge on the surface of the cutter body 1.

Drawings

FIG. 1 is an overall schematic diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of an embodiment of the present invention;

FIG. 3 is an enlarged view of the embodiment of the present invention at A in FIG. 2;

fig. 4 is a schematic view of a tool tip according to an embodiment of the utility model.

In the figure: 1. a cutter body; 2. a notch; 3. a cutter head; 4. a circular groove; 5. an elastic spring; 6. a stopper; 7. a pressing device; 8. a telescopic rod; 9. a circular hole; 10. a limiting groove; 11. a cutting edge; 12. a thread groove; 701. a pressing lever; 702. a pressing block; 703. a limiting plate; 704. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a special-shaped copper bar forming cutter, which comprises a cutter body 1, wherein a notch 2 is formed in the cutter body 1, a cutter head 3 is mounted in the notch 2, circular grooves 4 are formed in two sides of the cutter head 3, one end of an elastic spring 5 is fixed at the bottom of each circular groove 4, the other end of each elastic spring 5 is fixedly connected with one side of a stop block 6, and pressing devices 7 are arranged in the cutter body 1 and close to two sides of the stop block 6.

In one embodiment, for the above-mentioned dog 6, the dog 6 is close to one end of the elastic spring 5 and is fixedly connected with one end of the telescopic rod 8, the other end of the telescopic rod 8 is fixed to the bottom of the circular groove 4, so that when the dog 6 receives pressure, the round groove 4 can move towards the inside of the circular groove, the elastic spring 5 contracts under the pressure, the telescopic rod 8 also contracts when the dog 6 contracts, the telescopic rod 8 is vertically installed at the bottom of the circular groove 4, the dog 6 can horizontally move through the telescopic rod 8, and the dog cannot shake during movement, thereby ensuring the stability of the dog 6 during movement. In addition, during concrete application, 6 tops of the stoppers are arranged to be rounded, and when the stoppers 6 are pressed, the stoppers 6 can slide out of the round holes 9.

In one embodiment, for the pressing device 7, the pressing device 7 includes a pressing rod 701, a pressing block 702, a limiting plate 703 and a return spring 704, the knife body 1 is provided with a circular hole 9 near the stopper 6, the inside of the circular hole 9 is provided with a limiting groove 10, the bottom of the limiting groove 10 is fixedly connected with one end of the return spring 704, the other end of the return spring 704 is fixedly connected with one side of the limiting plate 703, the other side of the limiting plate 703 is fixedly provided with the pressing block 702, the end of the limiting plate 703 near the return spring 704 is fixedly provided with the pressing rod 701, so that by pressing the pressing block 702 with a hand, the pressing block 702 drives the limiting plate 703 to move towards the inside of the circular hole 9, the return spring 704 contracts under the pressure, the pressing rod 701 moves towards the inside of the circular hole 4, the pressing rod 701 presses the stopper 6, and the stopper 6 slides from the inside of the circular hole 9, then can extract tool bit 3 from cutter body 1 is inside, and then can realize the demountable installation of cutter body 1 and tool bit 3, need not with the help of the instrument, dismantle simple and conveniently.

In an embodiment, for the above-mentioned limiting groove 10, the diameter of the limiting groove 10 is greater than the diameter of the circular hole 9, and the diameter of the limiting plate 703 is greater than the diameter of the circular hole 9, so that the limiting plate 703 can move inside the limiting groove 10, and the diameter of the limiting plate 703 is greater than the diameter of the circular hole 9, thereby preventing the limiting plate 703 from sliding out of the circular hole 9 and losing the limiting effect.

In one embodiment, for the above-mentioned stopper 6, the size of the stopper 6 matches with the size of the circular hole 9, so that when the cutter head 3 is combined with the cutter body 1, the stopper 6 can push the stopper 6 into the circular hole 9 under the action of the elastic spring 5 and the telescopic rod 8, and further when the stopper 6 enters the circular hole 9, the cutter head 3 cannot shake, and a good use effect is achieved.

In one embodiment, for the cutting head 3, the surface of the cutting head 3 is provided with a plurality of cutting edges 11, and a thread groove 12 is arranged between two cutting edges 11, so that the cutting edges 11 can improve the smoothness of the cutting surface, and the thread groove 12 can effectively remove chips generated during cutting.

In summary, according to the above technical solution of the present invention, when the tool bit 3 is assembled inside the tool body 1 and the tool bit 3 is worn and unusable after a period of use, the tool bit 3 needs to be replaced, then the pressing block 702 in the pressing device 7 is pressed by a hand, the pressing block 702 is pressed to move toward the inside of the circular hole 9, the pressing block 702 drives the limiting plate 703 to move, the limiting plate 703 compresses the return spring 704, the pressing rod 701 at the bottom of the limiting plate 703 contacts the stopper 6 to push the stopper 6 to come out from the inside of the circular hole 9, then the tool bit 3 is pulled out from the circular groove 4 inside the tool body 1, and the limiting plate 703 and the pressing block 702 are driven to reset by the return spring 704, so as to replace the tool bit 3.

Through above-mentioned technical scheme, 1, through pressing the pressure piece 702 in pressing device 7, drive under the effect of pressure and press depression bar 701 to the inside removal of round hole 9, make and press depression bar 701 to deviate from dog 6 from round hole 9 is inside, extract tool bit 3 from the inside circular slot 4 of cutter body 1, realize the change to tool bit 3, need not to change whole set of cutter, the cost is reduced. 2. The overall smoothness of the cutter body 1 during cutting can be effectively improved by arranging the cutting edge 11 on the surface.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a copper bar shaping sword of opposite sex, includes cutter body (1), its characterized in that, notch (2) have been seted up to cutter body (1) inside, notch (2) internally mounted has tool bit (3), circular slot (4) have all been seted up to tool bit (3) both sides, fixed elastic spring (5) one end in circular slot (4) bottom, elastic spring (5) other end fixed connection dog (6) one side, cutter body (1) inside is close to dog (6) both sides set up and all have press device (7).

2. The special-shaped copper bar forming knife according to claim 1, wherein one end of the stop block (6) close to the elastic spring (5) is fixedly connected with one end of a telescopic rod (8), and the other end of the telescopic rod (8) is fixedly connected with the bottom of the circular groove (4).

3. The shaping cutter for copper bar with different colors according to claim 1, wherein the pressing device (7) comprises a pressing rod (701), a pressing block (702), a limiting plate (703) and a return spring (704), the cutter body (1) is provided with a round hole (9) near the stopper (6), the round hole (9) is provided with a limiting groove (10), the bottom of the limiting groove (10) is fixedly connected with one end of the return spring (704), the other end of the return spring (704) is fixedly connected with one side of the limiting plate (703), the pressing block (702) is fixed on the other side of the limiting plate (703), and the pressing rod (701) is fixedly mounted on one end of the limiting plate (703) near the return spring (704).

4. The special-shaped copper bar forming knife according to claim 3, wherein the diameter of the limiting groove (10) is larger than that of the round hole (9), and the diameter of the limiting plate (703) is larger than that of the round hole (9).

5. The special-shaped copper bar forming knife according to claim 3, wherein the size of the stop block (6) is matched with that of the round hole (9).

6. The shaping tool for copper bar according to claim 1, wherein the cutting head (3) has a plurality of cutting edges (11) on its surface, and a thread groove (12) is formed between two cutting edges (11).