CN214291169U

CN214291169U - Composite material reamer

Info

Publication number: CN214291169U
Application number: CN202023010326.2U
Authority: CN
Inventors: 梁政豪
Original assignee: Changzhou Huaying Precision Tools Co ltd
Current assignee: Changzhou Huaying Precision Tools Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-09-28
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a combined material reamer belongs to cutter technical field. The composite reamer comprises a cutter holder, wherein an inner cavity is formed in the cutter holder, a limiting ring is fixedly connected to the inner wall of the inner cavity, a spring is fixedly connected to the bottom of the limiting ring, a connecting column is fixedly connected to the bottom of the spring, a cutter handle is fixedly connected to the bottom of the connecting column, a drainage channel is formed in the cutter handle, a mounting groove is formed in the connecting column, and a water injection pipe is arranged in the mounting groove; the utility model discloses have certain buffer capacity during well tool bit processing through-hole, improved the life of this device, prevent that tool bit process velocity from appearing the problem that the cutting edge broke out the sword relatively very fast, through setting up the fixed column, the slider of handle of a knife both sides is at the inside motion of spout to rocking about having restricted the cutting edge, rocking about the in-process cutting edge that prevents the processing through-hole, the lower problem of machining precision that leads to the through-hole.

Description

Composite material reamer

Technical Field

The utility model relates to a cutter technical field especially relates to combined material reamer.

Background

The reamer is a rotary cutter with one or more cutter teeth for cutting off a thin metal layer on the surface of a machined hole, the reamer is a rotary finishing cutter with a straight edge or a spiral edge and used for reaming or repairing the hole, and the machining precision of the reamer is usually higher than that of a drill bit due to small cutting amount, so that the reamer can be operated manually or mounted on a drill machine for working.

The existing reamer is simple in structure and inconvenient to mount or disassemble, the reamer is easy to wear and tear when a material is reamed or repaired, and a cutting edge is easy to break, so that the service life of the reamer is shortened, the reamer is usually fixed with a fixture used for fixing the reamer on a drilling machine when a through hole is machined, the buffering performance of the reamer is poor, and when the rotation speed of the reamer is relatively high, the reamer is easy to damage and the machining precision of the through hole is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of short service life, poor buffering performance and inconvenient use of the reamer in the prior art and providing the composite material reamer.

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

composite reamer, including the blade holder, the inner chamber has been seted up to the inside of blade holder, the inner wall fixedly connected with spacing ring of inner chamber, the bottom fixedly connected with spring of spacing ring, the bottom fixedly connected with spliced pole of spring, the bottom fixedly connected with handle of a knife of spliced pole, drainage channel has been seted up to the inside of handle of a knife, the mounting groove has been seted up to the inside of spliced pole, the inside of mounting groove is provided with the water injection pipe, just the water injection pipe extends to drainage channel's inside, the bottom fixedly connected with fixed column of blade holder, the equal fixedly connected with slider in both sides of fixed column, the spout has all been seted up to the both sides of handle of a knife, the surface of fixed column is provided with the skid resistant course.

Preferably, the top of the connecting column is fixedly connected with a water inlet pipe, and a water inlet channel is formed in the water inlet pipe.

Preferably, the inside of spliced pole is provided with sealed the pad, sealed thickness of filling up is two millimeters.

Preferably, the bottom fixed mounting of handle of a knife has the tool bit, the surface of tool bit is provided with the chip groove, the inside of tool bit is provided with main wash port, the surface of tool bit is provided with first wash port, the surface of tool bit is provided with the second wash port.

Preferably, the bottom of the cutter head is provided with two bottom holes.

Preferably, the outer surface of the cutter head is provided with six cutting edges.

Preferably, the outer surface of the cutter holder is fixedly connected with an annular block, the outer surface of the cutter holder is provided with two annular grooves.

Compared with the prior art, the utility model provides a combined material reamer possesses following beneficial effect:

1. the utility model discloses, through handle of a knife extrusion fixed column and spliced pole, and make spliced pole extrusion spring, the spring produces certain effort to the spacing ring simultaneously, make the tool bit have certain buffer capacity, thereby the life of this device has been improved, prevent that the problem that the cutting edge collapses the sword relatively very fast appears in tool bit process velocity, through setting up the fixed column, the slider of handle of a knife both sides is at the inside motion of spout, thereby rocking about having restricted the cutting edge, rock about the in-process cutting edge that prevents to process the through-hole, lead to the lower problem of machining precision of through-hole.

2. The utility model discloses, through setting up the skid resistant course, be convenient for weld fixed column and blade holder, the staff can let in this device with water through inhalant canal inside, water loops through the inlet tube, the water injection pipe, water drainage channel, main drainage hole is and through the bottom outlet, first drainage hole and second wash port are discharged, can follow the water discharge with the long-pending bits that the processing through-hole produced, the heat that produces when also can absorbing cutting edge and processing material friction, prevent that the higher problem that leads to tipping or thermal deformation of cutting edge temperature, through setting up annular piece and ring channel, the hand slip appears when preventing staff's installation blade holder, thereby it is inside to be convenient for install blade holder to anchor clamps.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2;

fig. 4 is a schematic structural view of the connection column and the water inlet pipe of the present invention.

In the figure: 1. a tool apron; 2. an inner cavity; 3. a limiting ring; 4. a spring; 5. connecting columns; 6. a knife handle; 7. a drainage channel; 8. mounting grooves; 9. a water injection pipe; 10. fixing a column; 11. a slider; 12. a chute; 13. an anti-slip layer; 14. a water inlet pipe; 15. a water inlet channel; 16. a gasket; 17. a cutter head; 18. a chip pocket; 19. a main drainage hole; 20. a first drain hole; 21. a second drain hole; 22. a bottom hole; 23. a blade; 24. a ring block; 25. an annular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the composite reamer comprises a cutter holder 1, the cutter holder 1 is used for being clamped by a fixture, an outer surface fixed connection ring block 24 of the cutter holder 1, a ring groove 25 is formed in the outer surface of the cutter holder 1, the number of the ring grooves 25 is two, through the arrangement of the ring block 24 and the ring groove 25, the phenomenon that a worker slides when installing the cutter holder 1 is avoided, so that the cutter holder 1 is convenient to install into the fixture, an inner cavity 2 is formed in the cutter holder 1, a limiting ring 3 is fixedly connected to the inner wall of the inner cavity 2, a spring 4 is fixedly connected to the bottom of the limiting ring 3, a connecting column 5 is fixedly connected to the bottom of the spring 4, a water inlet pipe 14 is fixedly connected to the top of the connecting column 5, a water inlet passage 15 is formed in the water inlet pipe 14, the worker can introduce water into the device through the water inlet passage 15, and the water sequentially passes through the water inlet pipe 14, a water injection pipe 9, a water drainage passage 7, The main drainage hole 19 is discharged through the bottom hole 22, the first drainage hole 20 and the second drainage hole 21, accumulated scraps generated by processing through holes can be discharged along with water, heat generated when the cutting edge 23 rubs with a processing material can be absorbed, the problem that the cutting edge 23 is high in temperature to cause tipping or thermal deformation is solved, the sealing gasket 16 is arranged inside the connecting column 5, the thickness of the sealing gasket is two millimeters, the bottom of the connecting column 5 is fixedly connected with the cutter handle 6, the fixing column 10 and the connecting column 5 are extruded through the cutter handle 6, the connecting column 5 extrudes the spring 4, meanwhile, the spring 4 generates certain acting force on the limiting ring 3, the cutter head 17 has certain buffering capacity, the service life of the device is prolonged, the problem that the cutting edge 23 tipping occurs when the machining speed of the cutter head 17 is relatively high is solved, and the sliding blocks 11 on two sides of the cutter handle 6 move inside the sliding grooves 12 through the fixing column 10, thereby limiting the left and right shaking of the cutting edge 23 and preventing the left and right shaking of the cutting edge 23 in the process of processing the through hole to cause the problem of lower processing precision of the through hole, the bottom of the knife handle 6 is fixedly provided with the knife head 17, the bottom of the knife head 17 is provided with two bottom holes 22, the outer surface of the knife head 17 is provided with the cutting edge 23, the number of the cutting edge 23 is six, the outer surface of the knife head 17 is provided with the chip grooves 18, the number of the chip grooves 18 is six, the accumulated chips generated by processing the through hole by the knife head 17 can be accommodated, the inside of the knife head 17 is provided with the main drainage hole 19, the outer surface of the knife head 17 is provided with the first drainage hole 20, the number of the first drainage hole 20 is six, the six first drainage holes 20 are arranged on the same horizontal plane, the outer surface of the knife head 17 is provided with the second drainage holes 21, the number of the second drainage holes 21 is six, and the six second drainage holes 21 are arranged on the same horizontal plane, drainage channel 7 has been seted up to the inside of handle of a knife 6, mounting groove 8 has been seted up to the inside of spliced pole 5, the inside of mounting groove 8 is provided with water injection pipe 9, and water injection pipe 9 extends to drainage channel 7's inside, the bottom fixedly connected with fixed column 10 of blade holder 1, the equal fixedly connected with slider 11 in both sides of fixed column 10, spout 12 has all been seted up to the both sides of handle of a knife 6, the surface of fixed column 10 is provided with skid resistant course 13, through setting up skid resistant course 13, be convenient for weld fixed column 10 and blade holder 1.

The utility model discloses in, when tool bit 17 processing through-hole, 6 extrusion fixed columns 10 of handle of a knife and spliced pole 5, and make spliced pole 5 extrude spring 4, spring 4 produces certain effort to spacing ring 3 simultaneously, make tool bit 17 have certain buffer capacity, thereby the life of this device has been improved, prevent that tool bit 17 process velocity from appearing the problem that cutting edge 23 collapses the sword relatively very fast, through setting up fixed column 10, the slider 11 of handle of a knife 6 both sides is at the inside motion of spout 12, thereby rocking about having restricted cutting edge 23, prevent to rock about the in-process cutting edge 23 of processing through-hole, lead to the lower problem of machining precision of through-hole, through setting up skid resistant course 13, be convenient for weld fixed column 10 and blade holder 1, the staff can let in this device inside through inhalant canal 15 with water, water loops through inlet tube 14, water injection pipe 9, drainage channel 7, The main drainage hole 19 is discharged through the bottom hole 22, the first drainage hole 20 and the second drainage hole 21, accumulated chips generated by machining through holes can be discharged along with water, heat generated when the cutting edge 23 rubs with machining materials can be absorbed, the problem that the temperature of the cutting edge 23 is high to cause tipping or thermal deformation is prevented, and through the arrangement of the annular block 24 and the annular groove 25, the phenomenon that the hand is slippery when a worker installs the tool apron 1 is prevented, so that the tool apron 1 is convenient to install inside the clamp.

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 composite material reamer comprises a cutter holder (1) and is characterized in that an inner cavity (2) is formed in the cutter holder (1), a limiting ring (3) is fixedly connected to the inner wall of the inner cavity (2), a spring (4) is fixedly connected to the bottom of the limiting ring (3), a connecting column (5) is fixedly connected to the bottom of the spring (4), a cutter handle (6) is fixedly connected to the bottom of the connecting column (5), a drainage channel (7) is formed in the cutter handle (6), a mounting groove (8) is formed in the connecting column (5), a water injection pipe (9) is arranged in the mounting groove (8), the water injection pipe (9) extends into the drainage channel (7), a fixing column (10) is fixedly connected to the bottom of the cutter holder (1), and sliding blocks (11) are fixedly connected to two sides of the fixing column (10), the two sides of the knife handle (6) are provided with sliding grooves (12), and the outer surface of the fixing column (10) is provided with an anti-skidding layer (13).

2. The composite reamer of claim 1, wherein the top of the connecting column (5) is fixedly connected with a water inlet pipe (14), and a water inlet channel (15) is arranged inside the water inlet pipe (14).

3. The composite reamer according to claim 1, characterized in that the inside of the connecting post (5) is provided with a sealing gasket (16) having a thickness of two millimetres.

4. The composite material reamer as claimed in claim 1, wherein a cutter head (17) is fixedly mounted at the bottom of the cutter shank (6), a chip groove (18) is formed in the outer surface of the cutter head (17), a main drainage hole (19) is formed in the cutter head (17), a first drainage hole (20) is formed in the outer surface of the cutter head (17), and a second drainage hole (21) is formed in the outer surface of the cutter head (17).

5. The composite reamer according to claim 4, wherein the bottom of the cutting head (17) is provided with bottom holes (22), the number of said bottom holes (22) being two.

6. The composite reamer according to claim 4, wherein the outer surface of the cutting head (17) is provided with cutting edges (23), the number of said cutting edges (23) being six.

7. The composite material reamer as claimed in claim 1, wherein the outer surface of the holder (1) is fixedly connected with an annular block (24), the outer surface of the holder (1) is provided with annular grooves (25), and the number of the annular grooves (25) is two.