CN215144778U

CN215144778U - Novel reverse boring cutter

Info

Publication number: CN215144778U
Application number: CN202121501481.6U
Authority: CN
Inventors: 周东东
Original assignee: Jiangsu Zhongsheng Diamond Tools Co ltd
Current assignee: Jiangsu Zhongsheng Diamond Tools Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-14
Anticipated expiration: 2031-07-02

Abstract

The utility model discloses a novel reverse boring cutter, which comprises a support plate, wherein the support plate is hollow, a first connecting block is arranged in the inner cavity of the supporting plate, a screw rod is connected with the surface of the first connecting block in a threaded manner, the screw rod penetrates through the first connecting block and the supporting plate, one end of the screw rod is rotatably connected with the supporting plate through a bearing, the other end of the screw rod is provided with a knob, the screw rod is rotated by rotating the knob, the first connecting block is driven by the rotation of the screw rod to move, so that the distance between the blade and the outer wall of the supporting plate is adjusted, further adjusting the diameter of the blade during working according to the requirement, wherein a fixing mechanism is fixedly connected on one side wall of the first connecting block, a handle is arranged on the surface of the fixing mechanism, the blade is arranged on the surface of the handle, through the design to fixed establishment, make things convenient for the dismantlement and the installation of cutter, reduced production assistance-time.

Description

Novel reverse boring cutter

Technical Field

The utility model relates to a reverse boring cutter technical field, more specifically say, relate to a novel reverse boring cutter.

Background

The reverse boring cutter is a common cutter for the inner side surface of a through hole of a machine product part, and at present, the conventional reverse boring cutter mainly comprises a cutter bar, a common reverse boring blade and a compression screw, wherein the section structure of the cutter bar is usually circular, the reverse boring blade part is an integral high-speed steel cutter, and the cutter is fixed on the cutter bar through the compression screw.

The invention with the publication number of CN102837012A relates to an anti-boring cutter, which is of an integrally formed structure and is provided with a cylindrical cutter handle, the front end of the cutter handle is connected with an eccentrically arranged cylindrical guide rod, a transition round table is arranged between the cutter handle and the guide rod, the diameter of the guide rod is smaller than that of a top surface circle of the round table, a section circle of the guide rod is internally tangent to the top surface circle of the round table, the top end of the guide rod is provided with a cutter head, the cutter head is provided with a protruding cutting edge, the cutting edge is parallel to the axis of the guide rod, the front cutter face of the cutting edge is on the same plane with the axial tangent plane of the guide rod, and the front cutter face is intersected with a chamfer plane positioned at the top end of the guide rod to form a V-shaped chip groove. The reverse boring cutter of the utility model is of an integrated structure, the position of the cutting edge is fixed, the processing precision is high, and the surface quality of the chamfer is good; the operation is simple and convenient, the production efficiency is greatly improved, and the production cost is greatly reduced.

Different cutters need to be used to different processing demands, and the utility model discloses well anti-boring cutter can not adjust the cutter diameter as required to the blade of this kind of anti-boring cutter is changed more troublesome, increases production assistance-time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel reverse boring cutter aims at the problem that can be effectual among the solution prior art.

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides a novel reverse boring cutter, includes the backup pad, the backup pad is the cavity shape, the inner chamber of backup pad is provided with first linking piece, the surperficial threaded connection who links up the piece has the screw rod, the screw rod runs through first linking piece, backup pad, the one end of screw rod is passed through the bearing and is connected with the backup pad rotation, the other end of screw rod is provided with the knob, and rotatory knob makes the screw rod rotate, and the rotation of screw rod drives first linking piece and removes to the distance between adjustment blade and the backup pad outer wall, and then adjust the diameter of blade during operation as required, fixedly connected with fixed establishment on the lateral wall of first linking piece, fixed establishment's surface is provided with the handle of a knife, the surface of handle of a knife is provided with the blade, through the design to fixed establishment, makes things convenient for the dismantlement and the installation of cutter, has reduced the production assistance-time.

As a preferred scheme of the utility model, the surface symmetry of first linking piece is provided with the guide arm, the guide arm runs through first linking piece, and guide arm and first linking piece sliding connection, the both ends of guide arm all with backup pad fixed connection.

As the utility model discloses an optimal scheme, fixed establishment includes the word board of returning with first linking piece fixed connection, return fixedly connected with cylinder on the inner wall of word board, the output of cylinder is provided with the hollow tube, the one end of hollow tube is provided with second fastening components, the other end of hollow tube is connected with first fastening components through the second traveller, the surface of returning the word board is provided with the limiting plate, the draw-in groove that is used for placing the handle of a knife is opened on the surface of limiting plate.

As an optimized scheme of the utility model, the second traveller runs through the hollow tube, and hollow tube and second traveller sliding connection, the inner chamber sliding connection of hollow tube has first traveller, first traveller and second traveller fixed connection.

As a preferred scheme of the utility model, first fastening components include the second that links up the piece with second traveller fixed connection, the second links up the surface of piece and has first fly leaf through the round pin hub connection, the surface of first fly leaf is provided with first mounting plate, the inner wall of first fly leaf has first otic placode through the round pin hub connection, first otic placode and return word board fixed connection.

As a preferred scheme of the utility model, the second fastening subassembly includes the third link up the piece with hollow tube fixed connection, the surface that the third linked up the piece is connected with the second mounting plate through the second fly leaf, there is the second otic placode through the round pin hub connection on the inner wall of second fly leaf, the second otic placode with return word board fixed connection.

Compared with the prior art, the utility model has the advantages of:

(1) when in installation, the knife handle is clamped in the clamping groove through the mutual matching between the knife handle and the clamping groove, the starting cylinder pushes the hollow pipe and the second sliding column to generate relative motion, the first sliding column is designed to facilitate the movement of the second sliding column, meanwhile, the second sliding column is prevented from being completely separated from the hollow pipe, the second connecting block is driven to move by the movement of the second sliding column, the first movable plate is rotated by the mutual matching between the first movable plate and the first ear plate, thereby the first fastening plate is pressed tightly on one side of the knife handle, meanwhile, the movement of the hollow tube drives the third connecting block to move, through mutually supporting between second fly leaf, the second otic placode, make things convenient for the second fly leaf to rotate, the rotation of second fly leaf drives the second mounting plate and compresses tightly the surface of handle of a knife to fixed handle of a knife makes things convenient for the installation and the dismantlement of cutter, has reduced the production assistance-time.

(2) During the regulation, rotatory knob makes the screw rod rotate, and through the mutually supporting between guide arm and the first linking piece, the rotation of screw rod drives first linking piece and removes to distance between adjustment blade and the backup pad outer wall, and then the diameter of blade during operation as required, convenient to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of an internal structure of a support plate in an embodiment of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 2 according to the present invention;

fig. 4 is a schematic structural view of a fixing mechanism in an embodiment of the present invention;

fig. 5 is a schematic view of the internal structure of the hollow tube in the embodiment of the present invention.

The reference numbers in the figures illustrate:

1. a blade; 2. a knife handle; 3. a support plate; 4. a knob; 5. a screw; 6. a first engagement block; 7. a guide bar; 8. a fixing mechanism; 81. a character returning plate; 82. a cylinder; 83. a hollow tube; 84. a first traveler; 85. a second strut; 86. a first fastening component; 861. a second engagement block; 862. a first movable plate; 863. a first ear plate; 864. a first fastening plate; 87. a second fastening component; 871. a third engagement block; 872. a second movable plate; 873. a second ear panel; 874. a second fastening plate; 88. a card slot; 89. and a limiting plate.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-5, a novel reverse boring cutter comprises a support plate 3, the support plate 3 is hollow, a first connecting block 6 is arranged in an inner cavity of the support plate 3, a screw rod 5 is connected to the surface of the first connecting block 6 in a threaded manner, the screw rod 5 penetrates through the first connecting block 6 and the support plate 3, one end of the screw rod 5 is rotatably connected with the support plate 3 through a bearing, a knob 4 is arranged at the other end of the screw rod 5, the screw rod 5 is rotated by rotating the knob 4, the first connecting block 6 is driven to move by the rotation of the screw rod 5, so that the distance between the blade 1 and the outer wall of the support plate 3 is adjusted, the diameter of the blade 1 during operation is adjusted as required, a fixing mechanism 8 is fixedly connected to one side wall of the first connecting block 6, a handle 2 is arranged on the surface of the fixing mechanism 8, a blade 1 is arranged on the surface of the handle 2, and the tool is convenient to disassemble and install through the design of the fixing mechanism 8, the production auxiliary time is reduced.

The surface symmetry of first linking piece 6 is provided with guide arm 7, and guide arm 7 runs through first linking piece 6, and guide arm 7 and first linking piece 6 sliding connection, and the both ends of guide arm 7 all with backup pad 3 fixed connection, through the guide arm 7 with first linking between the piece 6 mutually support, make things convenient for the removal of first linking piece 6.

The fixing mechanism 8 comprises a word returning plate 81 fixedly connected with the first connecting block 6, a cylinder 82 is fixedly connected to the inner wall of the word returning plate 81, a hollow tube 83 is arranged at the output end of the cylinder 82, a second fastening component 87 is arranged at one end of the hollow tube 83, the other end of the hollow tube 83 is connected with a first fastening component 86 through a second sliding column 85, the starting cylinder 82 can push the hollow tube 83 and the second sliding column 85 to move relatively, a limiting plate 89 is arranged on the surface of the word returning plate 81, a clamping groove 88 used for placing the knife handle 2 is formed in the surface of the limiting plate 89, and the knife handle 2 is clamped in the clamping groove 88 through mutual matching between the knife handle 2 and the clamping groove 88.

The second sliding column 85 penetrates through the hollow tube 83, the hollow tube 83 is connected with the second sliding column 85 in a sliding mode, the inner cavity of the hollow tube 83 is connected with the first sliding column 84 in a sliding mode, the first sliding column 84 is fixedly connected with the second sliding column 85, the second sliding column 85 can be conveniently moved through the design of the first sliding column 84, meanwhile, the second sliding column 85 is prevented from being completely separated from the hollow tube 83, and the second connecting block 861 is driven by the movement of the second sliding column 85 to move.

The first fastening assembly 86 includes a second engaging block 861 fixedly connected to the second sliding column 85, a first movable plate 862 is connected to a surface of the second engaging block 861 by a pin, a first fastening plate 864 is disposed on a surface of the first movable plate 862, a first ear plate 863 is connected to an inner wall of the first movable plate 862 by a pin, the first ear plate 863 is fixedly connected to the word returning plate 81, the second engaging block 861 is driven by the movement of the second sliding column 85, and the first movable plate 862 is rotated by the mutual fit between the first movable plate 862 and the first ear plate 863, so that the first fastening plate 864 compresses one side of the tool holder 2.

The second fastening assembly 87 comprises a third connecting block 871 fixedly connected with the hollow tube 83, the surface of the third connecting block 871 is connected with a second fastening plate 874 through a second movable plate 872, the inner wall of the second movable plate 872 is connected with a second ear plate 873 through a pin shaft, the second ear plate 873 is fixedly connected with the square-shaped plate 81, the hollow tube 83 is moved to drive the third connecting block 871 to move, the second movable plate 872 is matched with the second ear plate 873, the second movable plate 872 is convenient to rotate, and the second movable plate 872 rotates to drive the second fastening plate 874 to compress the surface of the knife handle 2.

The working principle is as follows:

during installation, the knife handle 2 is clamped in the clamping groove 88 through the mutual matching between the knife handle 2 and the clamping groove 88, the air cylinder 82 is started to push the hollow tube 83 and the second sliding column 85 to move relatively, the second sliding column 85 is convenient to move through the design of the first sliding column 84, meanwhile, the second sliding column 85 is prevented from being completely separated from the hollow tube 83, the second sliding column 85 moves to drive the second connecting block 861 to move, the first movable plate 862 rotates through the mutual matching between the first movable plate 862 and the first lug plate 863, so that the first fastening plate 864 presses one side of the knife handle 2, meanwhile, the hollow tube 83 moves to drive the third connecting block 871 to move, the second movable plate 872 rotates through the mutual matching between the second movable plate 872 and the second lug plate 873, the second movable plate 872 rotates conveniently, the second movable plate 872 rotates to drive the second fastening plate 874 to press the surface of the knife handle 2, therefore, the knife handle 2 is fixed, and only the air cylinder 82 needs to be closed when the knife handle is disassembled; during the regulation, rotatory knob 4 makes screw rod 5 rotate, and through the mutually supporting between guide arm 7 and the first piece 6 that links up, the rotation of screw rod 5 drives first piece 6 that links up and removes to the distance between adjustment blade 1 and the 3 outer walls of backup pad, and then the diameter of adjusting blade 1 during operation as required.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides a novel reverse boring cutter, includes backup pad (3), its characterized in that: the utility model discloses a handle of a knife, including backup pad (3), screw rod (5), first linking block (6), the surface threaded connection of first linking block (6), screw rod (5) run through first linking block (6), backup pad (3), the one end of screw rod (5) is passed through the bearing and is rotated with backup pad (3) and be connected, the other end of screw rod (5) is provided with knob (4), fixedly connected with fixed establishment (8) on the lateral wall of first linking block (6), the surface of fixed establishment (8) is provided with handle of a knife (2), the surface of handle of a knife (2) is provided with blade (1).

2. The novel reverse boring cutter as claimed in claim 1, wherein: the surface symmetry of first linking piece (6) is provided with guide arm (7), first linking piece (6) is run through in guide arm (7), and guide arm (7) and first linking piece (6) sliding connection, the both ends of guide arm (7) all with backup pad (3) fixed connection.

3. The novel reverse boring cutter as claimed in claim 1, wherein: fixed establishment (8) include with first linkage block (6) fixed connection's word board (81) of returning, fixedly connected with cylinder (82) on the inner wall of word board (81) of returning, the output of cylinder (82) is provided with hollow tube (83), the one end of hollow tube (83) is provided with second fastening component (87), the other end of hollow tube (83) is connected with first fastening component (86) through second traveller (85), the surface of returning word board (81) is provided with limiting plate (89), draw-in groove (88) that are used for placing handle of a knife (2) are opened on the surface of limiting plate (89).

4. The novel reverse boring cutter as claimed in claim 3, wherein: the second sliding column (85) penetrates through the hollow pipe (83), the hollow pipe (83) is connected with the second sliding column (85) in a sliding mode, the inner cavity of the hollow pipe (83) is connected with the first sliding column (84) in a sliding mode, and the first sliding column (84) is fixedly connected with the second sliding column (85).

5. The novel reverse boring cutter as claimed in claim 3, wherein: the first fastening assembly (86) comprises a second engaging block (861) fixedly connected with the second sliding column (85), the surface of the second engaging block (861) is connected with a first movable plate (862) through a pin shaft, the surface of the first movable plate (862) is provided with a first fastening plate (864), the inner wall of the first movable plate (862) is connected with a first lug plate (863) through a pin shaft, and the first lug plate (863) is fixedly connected with the word returning plate (81).

6. The novel reverse boring cutter as claimed in claim 3, wherein: the second fastening assembly (87) comprises a third connecting block (871) fixedly connected with the hollow pipe (83), the surface of the third connecting block (871) is connected with a second fastening plate (874) through a second movable plate (872), the inner wall of the second movable plate (872) is connected with a second lug plate (873) through a pin shaft, and the second lug plate (873) is fixedly connected with the word returning plate (81).