CN215615527U

CN215615527U - Reamer for cutting aviation alloy aluminum material

Info

Publication number: CN215615527U
Application number: CN202121881626.XU
Authority: CN
Inventors: 马海善
Original assignee: Changzhou Haili Tool Co ltd
Current assignee: Changzhou Haili Tool Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-01-25
Anticipated expiration: 2031-08-12

Abstract

The utility model belongs to the technical field of cutting reamers, in particular to a reamer for cutting aviation alloy aluminum materials, which comprises a cutter head and a cutter handle, a butt groove is formed in the lower part of the cutter handle, and the upper end of the cutter head is integrally formed and arranged There is a docking block that is matched with the docking slot, the upper end of the docking block is provided with an inserting block, the inside of the handle is provided with a slot that cooperates with the inserting block, and one end of the slot is also provided with an outer limit Position grooves, the corresponding positions on both sides of the insert block are provided with outer limit bars used in cooperation with the outer limit grooves. The utility model can effectively reduce the amount of material during processing by setting the tool head and the tool handle as a separate structure. In use, by setting double limit members inside and outside, the connection between the cutter head and the handle is strengthened to ensure the stability during use, and the cutter head and the handle are connected and limited by setting limit spring blocks and limit blocks This structure is easy to operate when used, and only needs to press and insert the two positions correspondingly during installation.

Description

Reamer for cutting aviation alloy aluminum material

Technical Field

The utility model belongs to the technical field of cutting reamers, and particularly relates to a reamer for cutting an aviation alloy aluminum material.

Background

Aluminum processing, in which an aluminum billet is processed into a material by a plastic working method, the main methods include rolling, extrusion, drawing, forging, and the like. Aluminum processing began to be produced in an industrial manner in the beginning of the 20 th century, and production facilities for copper processing, which were mainly used in aircraft manufacturing, were essentially followed for 30 years ago. After 60 years, the aluminum production development is fast, the aluminum product is increased by about 4-8% every year, and the product is widely applied to aviation, building, transportation, electrical, chemical industry, packaging, daily necessities industry and other departments. The yield is second only to steel and is second to metal materials. A large-sized aluminum processing factory is built in China in the middle of 50 years, a production system is formed, products are serialized, the variety is seven alloy systems, eight types of products including plates, strips, foils, pipes, bars, sections, wires and forgings (free forgings and die forgings) can be produced, a forming milling cutter is required to be used during aluminum processing, and the milling cutter can guarantee the dimensional accuracy, the shape consistency and the high productivity of processed workpieces. The formed milling cutter is widely applied in production, and is particularly applied to machining of turbine blades. The utility model relates to a forming cutter for processing aviation alloy aluminum materials, which can be divided into a sharp tooth forming cutter and a relieving tooth forming cutter according to the tooth back form of the forming cutter.

Most of the original formed milling cutters do not have a structure convenient for fast following a cutter head, the whole milling cutter needs to be replaced when the formed milling cutter is replaced, the existing replacement speed needs to be improved, drill rod parts of the milling cutters play a role in connection, the original integral structure causes waste of resources of a cutter handle part, and most milling cutters have large weight when being carried, so that the reamer for cutting the aviation alloy aluminum material, which can independently follow the cutter head, is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides the reamer for cutting the aviation alloy aluminum material, and the reamer has the characteristics of saving production materials and being convenient and fast to use.

In order to achieve the purpose, the utility model provides the following technical scheme: aviation alloy aluminum product reamer for cutting, including tool bit and handle of a knife, the butt joint groove has been seted up to the lower inside of handle of a knife, the upper end integrated into one piece of tool bit is provided with the butt joint piece of pegging graft with the butt joint groove cooperation, the upper end of butt joint piece is provided with the inserted block, the slot that uses with the inserted block cooperation is seted up to the inside of handle of a knife, outer spacing groove has still been seted up to the one end of slot, the both sides of inserted block correspond the position and be provided with the outer spacing of using with the cooperation of outer spacing groove, the inserted block sets up the other both sides surface symmetry of outer spacing relatively and is provided with the stopper, the inside corresponding position of handle of a knife has spacing bullet piece through pivot symmetric connection.

As the preferable technical scheme of the reamer for aviation alloy aluminum material cutting, the other end of the limiting elastic block, which is connected with the rotating shaft, is fixedly connected with the connecting rod, the surface of one end of the limiting elastic block is also elastically connected with the inner part of the cutter handle through the spring, and the other end of the connecting rod, which is connected with the limiting elastic block, is connected with the pressing rod through the rotating shaft.

As the preferable technical scheme of the reamer for aviation alloy aluminum material cutting, the surfaces of the corresponding sides of the limiting block and the limiting elastic block are both arranged in an inclined plane, and the limiting block and the limiting elastic block are mutually clamped and matched for use.

As the preferable technical scheme of the reamer for aviation alloy aluminum material cutting, an inner limiting groove is further formed in the cutter handle, and the inner limiting groove is mutually inserted with the upper end of the insertion block.

As the preferable technical scheme of the reamer for aviation alloy aluminum material cutting, the other end of the compression bar connecting rod extends to the outside of the cutter handle, and the number of the compression bars is two and is in asymmetric distribution.

As the preferable technical scheme of the reamer for aviation alloy aluminum material cutting, the two side planes of the limiting block are in contact with the surface of the slide way which is arranged in the cutter handle and used for adjusting the limiting elastic block after the limiting block and the limiting elastic block are clamped.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the tool bit and the tool handle are arranged to be of a split structure, the use of materials can be effectively reduced during processing, the connection between the tool bit and the tool handle is enhanced by arranging the internal and external double limiting components, the stability during use is ensured, the tool bit and the tool handle are connected and limited by arranging the limiting elastic block and the limiting block, the structure is simple to operate during use, and the tool bit and the tool handle can be installed by correspondingly pressing and inserting the two parts.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is an exploded bottom view of the tool bit and tool holder of the present invention;

FIG. 2 is a schematic front view of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of the present invention with the tool bit and tool shank connected;

FIG. 4 is a schematic structural view of the present invention after the tool bit and the tool shank are connected;

in the figure: 1. a cutter head; 2. a knife handle; 3. a butt joint groove; 4. a butt joint block; 5. inserting a block; 6. a slot; 7. an outer limiting groove; 8. an outer limit strip; 9. a limiting block; 10. a pressure lever; 11. a limiting elastic block; 12. a spring; 13. a connecting rod; 14. an inner limiting groove.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model discloses a reamer is used in cutting of aviation alloy aluminum product, including tool bit 1 and handle of a knife 2, butt joint groove 3 has been seted up to the lower single inside of handle of a knife 2, the upper end integrated into one piece of tool bit 1 is provided with the butt joint piece 4 of pegging graft with butt joint groove 3 cooperation, the upper end of butt joint piece 4 is provided with inserted block 5, the slot 6 of using with the cooperation of inserted block 5 is seted up to the inside of handle of a knife 2, outer spacing groove 7 has still been seted up to the one end of slot 6, the both sides of inserted block 5 correspond the position be provided with outer spacing 8 that uses with the cooperation of outer spacing groove 7, inserted block 5 sets up outer spacing 8's in addition bilateral surface symmetry relatively is provided with stopper 9, the inside position that corresponds of handle of a knife 2 has outside spacing groove 7 and outer spacing 8 plays limiting displacement to the outside of being connected in this embodiment through pivot symmetric connection.

Specifically, the other end fixedly connected with connecting rod 13 of pivot is connected to spacing bullet piece 11, and the inside elastic connection of the one end surface of spacing bullet piece 11 still through spring 12 and handle of a knife 2, and the other end that connecting rod 13 connects spacing bullet piece 11 is connected with depression bar 10 through the pivot.

Specifically, stopper 9 and spacing bullet piece 11 correspond a side surface and be the inclined plane setting, and stopper 9 and the cooperation of the mutual joint of spacing bullet piece 11 use, play the effect of wire and butt joint when stopper 9 and the inclined plane tool bit 1 of spacing bullet piece 11 and handle of a knife 2 butt joint in this embodiment, play convenient to use's effect.

Specifically, the inside of handle of a knife 2 has still seted up interior spacing groove 14, and interior spacing groove 14 pegs graft each other with the upper end of inserted block 5, and the grafting of inserted block 5 upper end and interior spacing groove 14 plays inside spacing effect in this embodiment.

Specifically, the other end of the connecting rod 13 connected with the pressing rods 10 extends to the outside of the knife handle 2, the number of the pressing rods 10 is two and is asymmetrically distributed, in the embodiment, the two pressing rods 10 are distributed as shown in fig. 3 and 4, and the inside of the two pressing rods 10 is provided with a movable space for pressing the pressing rod 10 corresponding to one end.

Specifically, the both sides plane of stopper 9 and the inside slide surface contact who sets up and be used for spacing bullet piece 11 to adjust of handle of a knife 2 behind stopper 9 and the 11 joint of spacing bullet piece, the rotation groove that is used for spacing bullet piece 11 to be the centre of a circle through connecting the pivot is tightly seted up to handle of a knife 2 inside in this embodiment to the non-annular runs through and sets up, stopper 9 card goes into the both sides surface contact in back both sides surface and rotation groove, plays horizontal limiting displacement, stability when guaranteeing the drill bit rotation.

The working principle and the using process of the utility model are as follows: when the tool bit 1 needs to be replaced in use, the pressure rods 10 at two ends are pressed simultaneously, the pressure rods 10 press the connecting rod 13 and the limiting elastic block 11 outwards simultaneously through a rotating shaft connected with the connecting rod 13, at the moment, the spring 12 is extruded under the action of a rotating shaft at the other end of the limiting elastic block 11, the limiting elastic blocks 11 at two ends move outwards until the limiting elastic block 11 is completely separated from the outer limiting groove 7, the tool bit 1 can be taken out from the lower end of the tool handle 2, the pressure rods 10 are loosened, all components are reset in the tool handle 2 under the action of the spring 12, the upper end of the inserting block 5 is separated from the inner limiting groove 14 when the tool handle is taken out, the outer limiting groove 7 is separated from the outer limiting strip 8, the butt joint groove 3 is separated from the butt joint block 4, the tool bit 1 needing to be replaced is selected, the positions of the outer limiting groove 7 and the outer limiting strip 8 correspond, the inserting block 5 is inserted into the inner portion of the tool handle 2, the inclined surface of the outer limiting groove 7 is contacted with the inclined surface of the limiting elastic block 11, the limiting elastic block 11 is continuously pressed to be extruded outwards under the action of the spring 12 until the upper end of the inserting block 5 is completely butted with the inner limiting groove 14, the limiting block 9 is separated from the inclined surface of the limiting elastic block 11, and at the moment, the limiting elastic block 11 is ejected to the state shown in the attached drawing 4 under the action of the spring 12 to complete connection.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Aviation alloy is reamer for aluminum product cutting, including tool bit (1) and handle of a knife (2), its characterized in that: butt joint groove (3) have been seted up to the lower inside of handle of a knife (2), the upper end integrated into one piece of tool bit (1) is provided with butt joint piece (4) of pegging graft with butt joint groove (3) cooperation, the upper end of butt joint piece (4) is provided with inserted block (5), slot (6) of using with inserted block (5) cooperation are seted up to the inside of handle of a knife (2), outer spacing groove (7) have still been seted up to the one end of slot (6), the both sides of inserted block (5) correspond the position and are provided with outer spacing (8) of using with spacing groove (7) cooperation, the relative both sides surface symmetry in addition that sets up outer spacing (8) of inserted block (5) is provided with stopper (9), handle of a knife (2) inside corresponds the position and has spacing bullet piece (11) through pivot symmetric connection.

2. The reamer for cutting an aircraft alloy aluminum material according to claim 1, wherein: the other end fixedly connected with connecting rod (13) of pivot is connected to spacing bullet piece (11), the inside elastic connection of one end surface of spacing bullet piece (11) still through spring (12) and handle of a knife (2), the other end that spacing bullet piece (11) is connected to connecting rod (13) is connected with depression bar (10) through the pivot.

3. The reamer for cutting an aircraft alloy aluminum material according to claim 1, wherein: the limiting block (9) and the limiting elastic block (11) are arranged on the corresponding side surface of an inclined plane, and the limiting block (9) and the limiting elastic block (11) are mutually clamped and matched for use.

4. The reamer for cutting an aircraft alloy aluminum material according to claim 1, wherein: an inner limiting groove (14) is further formed in the knife handle (2), and the inner limiting groove (14) is connected with the upper end of the inserting block (5) in an inserting mode.

5. The reamer for cutting an aircraft alloy aluminum material according to claim 2, wherein: the other end of the pressure lever (10) connected with the connecting rod (13) extends to the outside of the knife handle (2), and the number of the pressure levers (10) is two and is asymmetrically distributed.

6. The reamer for cutting an aircraft alloy aluminum material according to claim 1, wherein: and the planes on two sides of the limiting block (9) are in surface contact with the inner part of the knife handle (2) with a slide way for adjusting the limiting elastic block (11) after the limiting block (9) is clamped with the limiting elastic block (11).