CN201009232Y

CN201009232Y - Rose reamer handle and its rose reamer

Info

Publication number: CN201009232Y
Application number: CNU200620172901XU
Authority: CN
Inventors: 张云旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-12-09
Filing date: 2006-12-09
Publication date: 2008-01-23
Anticipated expiration: 2016-12-09

Abstract

The utility model provides a rose reamer handle and the rose reamer which is used in the machining line to chamfer the taper angle of workpiece and is to solve the technical problem of the inconvenient use of the prior manual chamfering tool. The utility model adopts the technical proposal that the rose reamer handle comprises a tool shank 5, a spring 6, a pellet 7 and a sliding sleeve 8, a circular hole 9 to encase a tool bar 1 arranged along the axial direction is arranged on one end of the tool shank 5, the side surface of the tool shank 5 is provided with a circular hole 10 communicated with the circular hole 9, the circular hole 10 consists of two sections, the inner surface of one outer section is of a cylindrical surface 11, the inner surface of one inner section is of a conical surface 12, the little end of the conical surface 12 is communicated the circular hole 9, the pellet 7 is arranged in the circular hole 10, and the sliding sleeve 8 is encased on the outer side of the tool shank 5. Mainly used to chamfer the taper angle of workpiece, the utility model can conveniently adjust the contact angle of an edge 4 and the taper angle of workpiece, thereby being easily operated.

Description

Rose reamer handle and rose reamer thereof

Technical field:

The utility model relates to a kind of wedge angle to workpiece that uses and carries out the rose reamer handle of chamfering and the rose reamer that is used with the rose reamer handle in mechanical processing industry.

Background technology:

In mechanical processing process, locate to form sharp keen wedge angle at the nose end of the nose end of circular hole, square hole, axle head, the shaft shoulder, groove, shoulder etc. through the metal works of machining.The existence of wedge angle causes certain difficulty not only for the assembling between the parts, and is easy to the operator is damaged.Therefore, generally also will carry out machining to wedge angle, soon wedge angle machines away and makes original sharp corner rust, and the technology that will cut wedge angle usually is called chamfering.At present the nose end of circular hole, axle head, the shaft shoulder etc. are located generally to adopt the lathe chamfering, but lathe can not locate to carry out chamfering to the notch of the nose end of square hole, square groove, shoulder etc.The wedge angle of other shape that can not adopt the lathe chamfering adopted generally cutlery is manual to carry out chamfering, manual chamfer tool commonly used is a striking knife.Although adopt striking knife to carry out chamfering to difform wedge angle,, the contact angle of blade and wedge angle is difficult for grasping, and uses inconvenience, and operator's technical merit is had relatively high expectations.

Summary of the invention:

The technical problems to be solved in the utility model is that existing manual chamfer tool uses inconvenient.For solving this technical problem, the utility model by the following technical solutions: rose reamer handle, its special character are to comprise handle of a knife 5, spring 6, ball 7 and slip cap 8.One end of handle of a knife 5 has a circular hole that is used for suit knife bar 19 of offering vertically, and the side of handle of a knife 5 has a circular hole 10 that connects with circular hole 9.Circular hole 10 is divided into two sections, one section inner surface of outside is the face of cylinder 11, and one section inner inner surface is a taper seat 12, and the face of cylinder 11 is coaxial with taper seat 12, the equal diameters on the diameter of the big end of taper seat 12 and the face of cylinder 11, the small end of taper seat 12 and circular hole 9 connect.Ball 7 is positioned at circular hole 10, and slip cap 8 is sleeved on the outside of handle of a knife 5.The middle part of slip cap 8 has the boss 13 of the annular of projection to the inside, and the both sides of boss 13 are respectively the groove 14 of annular and the groove 15 of annular.Spring 6 is enclosed within the outside of handle of a knife 5, is positioned at the groove 15 of slip cap 8.One end of spring 6 contacts with handle of a knife 5, and the other end contacts with slip cap 8.The boss 13 of slip cap 8 is positioned at circular hole 10 places of handle of a knife 5.

Spring 6 is used to make slip cap 8 to reset.One end of spring 6 contacts with handle of a knife 5, can be direct contact, also can pass through other parts mediate contact.Circular hole 9 is used for cooperating with the knife bar of introducing later 1, and the outer surface of its inner surface and knife bar 1 adapts, and knife bar 1 can be overlapped install in the circular hole 9, and can rotate in circular hole 9.The inner surface of circular hole 9 generally adopts the taper seat or the face of cylinder, preferably adopts the face of cylinder.Ball 7 cooperates with annular groove 3 on the knife bar of introducing later 1, makes the ball 7 can be with the axial location locking of knife bar 1 in the circular hole 9 of handle of a knife 5.The outer surface of handle of a knife 5 can manufacture the shape of being convenient to grasp, and also whole handle of a knife 5 can be sleeved in other handle of being convenient to grasp.

The boss 13 of slip cap 8 of the present utility model has the taper seat 22 and the face of cylinder 23, and the face of cylinder 23 is positioned at circular hole 10 places of handle of a knife 5.

Back-up ring 16 is installed on the outer surface of handle of a knife 5 of the present utility model, and spring 6 adopts stage clip.One end of spring 6 contacts with back-up ring 16, a side contacts of the boss 13 of the other end and slip cap 8.

The part of back-up ring 16 is stuck in the cannelure of handle of a knife 5, and another part exceeds the outer surface of handle of a knife 5.One end of spring 6 contacts with the part of the outer surface that exceeds handle of a knife 5 of back-up ring 16, and promptly an end of spring 6 is by back-up ring 16 and handle of a knife 5 mediate contacts.

The face of cylinder 11 of the present utility model is coaxial with taper seat 12, the intersect vertical axis of its axis and circular hole 9.

Another technical scheme of the present utility model is, with the rose reamer that above-mentioned rose reamer handle is used, comprise knife bar 1 and with knife bar 1 all-in-one-piece cutter hub 2.Its special character is: the cross section of knife bar 1 has annular groove 3 for circular on the knife bar 1.Cutter hub 2 is positioned at the front end of knife bar 1 and departs from the axis L of knife bar 1, and the blade 4 of cutter hub 2 is in the side of the axis L of close knife bar 1.

Knife bar 1 is general to be adopted conically or cylindrical, preferably adopts cylindrically, and it cooperates with the circular hole 9 of the handle of a knife of introducing previously 5.The one end extension of knife bar 1 also departs from the L shaped one-tenth cutter hub 2 of its axis.Annular groove 3 is used for cooperating with the ball 7 of the handle of introducing previously, makes ball 7 can lock the axial location of knife bar 1, and does not influence knife bar 1 rotation.Blade 4 is used for the wedge angle of workpiece is cut, and finishes chamfering.

Knife bar 1 of the present utility model is cylindrical, and its front end extends to form bend to a side, has blade face 17 and blade face 18 that cutting forms on this bend, and blade face 17 forms blade 4 with the intersecting lens of blade face 18.

Blade face 17 can specifically be selected according to different needs with the angle between the blade face 18, and angle is big more, and intensity is high more, and sharpness is more little; Otherwise angle is more little, and intensity is low more, and sharpness is big more.

The blade 4 of cutter hub 2 of the present utility model is an arc.

The arc-shaped bend degree of the blade 4 of cutter hub 2 can be determined according to different needs.

The blade 4 of the utility model rose reamer can cut the wedge angle of workpiece, thereby finishes the chamfering to wedge angle.Because the knife bar 1 of the utility model rose reamer can overlap in the circular hole 9 that installs to the rose reamer handle, ball 7 cooperates with annular groove 3 on the knife bar 1, both can lock the axial location of knife bar 1 in the circular hole 9 of rose reamer handle, and not influence knife bar 1 again and in circular hole 9, rotate.When grasping the wedge angle of rose reamer handle when cutting to workpiece, because knife bar 1 can rotate, can regulate the contact angle of the wedge angle of blade 4 and workpiece easily circular hole 9 in, simple to operate, lower to operator's technical merit requirement.Because when the blade 4 that cutter hub 2 of the present utility model departs from the axis L, particularly cutter hub 2 of knife bar 1 is arc, can carry out manual chamfering to the wedge angle of different shape, the scope of application is wider.In addition, owing to the utility model rose reamer can separate with the rose reamer handle, and installation and removal are convenient between rose reamer and the rose reamer handle, can adopt a rose reamer handle and many difform rose reamers to be used.

Description of drawings:

Fig. 1 is the fiting relation figure of the utility model rose reamer 19 and rose reamer handle 20;

Fig. 2 is the front view of rose reamer 19 among Fig. 1;

Fig. 3 is the right view (omitting the part of knife bar 1) of rose reamer 19 among Fig. 1;

Fig. 4 is the enlarged drawing of A-A view among Fig. 2;

Fig. 5 is the structural representation of rose reamer handle 20 among Fig. 1;

Fig. 6 is the front view (partial sectional view) of handle of a knife 5 among Fig. 5;

Fig. 7 is the B portion enlarged drawing among Fig. 6;

Fig. 8 is the front view (full sectional view) of slip cap 8 among Fig. 5.

The specific embodiment:

Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.

As shown in Figure 1, present embodiment be a kind of in mechanical processing process the wedge angle to workpiece carry out the rose reamer handle of chamfering and the rose reamer that is used with the rose reamer handle, it comprises rose reamer 19 and rose reamer handle 20.

To shown in Figure 4, rose reamer 19 comprises knife bar 1 and cutter hub 2 as Fig. 2.Knife bar 1 is cylindrical, and its front end extends to form bend to a side, and this bend is a cutter hub 2.Have blade face 17 and blade face 18 that cutting forms on the cutter hub 2, blade face 17 forms blade 4 with the intersecting lens of blade face 18.Cutter hub 2 departs from the axis L of knife bar 1, and the blade 4 of cutter hub 2 is an arc, and blade 4 is in the side of the axis L of close knife bar 1.The middle part of knife bar 1 has annular groove 3.

To shown in Figure 8, rose reamer handle 20 comprises handle of a knife 5, spring 6, ball 7, slip cap 8 and back-up ring 16 as Fig. 5.One end of handle of a knife 5 has a circular hole of offering vertically 9, and the side of handle of a knife 5 has a circular hole 10 that connects with circular hole 9.Circular hole 9 is used for suit knife bar 1, and its inner surface is the face of cylinder, and diameter is than the slightly larger in diameter of knife bar 1.Circular hole 10 is divided into two sections, one section inner surface of outside is the face of cylinder 11, and one section inner inner surface is a taper seat 12, and the face of cylinder 11 is coaxial with taper seat 12, the equal diameters on the diameter of the big end of taper seat 12 and the face of cylinder 11, the small end of taper seat 12 and circular hole 9 connect.The face of cylinder 11 is coaxial with taper seat 12, the intersect vertical axis of its axis and circular hole 9.Ball 7 is positioned at circular hole 10, and its diameter is more smaller than the diameter of circular hole 10, and is bigger than the diameter of the small end of taper seat 12.The middle part of slip cap 8 has the boss 13 of the annular of projection to the inside, and the both sides of boss 13 are respectively the groove 14 of annular and the groove 15 of annular.Boss 13 has the taper seat 22 and the face of cylinder 23, and the face of cylinder 23 is positioned at circular hole 10 places of handle of a knife 5.Slip cap 8 is sleeved on the outside of handle of a knife 5, and spring 6 is enclosed within the outside of handle of a knife 5, is positioned at the groove 15 of slip cap 8.Have cannelure 21 on the outer surface of handle of a knife 5, the part of back-up ring 16 is stuck in the cannelure 21, and another part exceeds the outer surface of handle of a knife 5.Spring 6 adopts stage clip, and its end contacts with back-up ring 16, a side contacts of the boss 13 of the other end and slip cap 8.

Fig. 8 is the part drawing of slip cap 8, and it is slightly different with the shape of the slip cap 8 shown in Fig. 1 and Fig. 5.The port of the groove 15 of slip cap 8 opens wide among Fig. 8, and the slip cap 8 among Fig. 1 and Fig. 5 has been installed on the handle of a knife 5, and the port of groove 15 inwardly shrinks.

As shown in Figure 1, during use, at first promote slip cap 8, the elastic force that makes slip cap 8 overcome spring 6 slides on handle of a knife 5, when the groove 14 of slip cap 8 slides into the position of circular hole 10, the knife bar 1 of rose reamer 19 is inserted in the circular hole 9 of handle of a knife 5.At this moment, ball 7 is expressed in circular hole 10 and the groove 14 by knife bar 1.Unclamp slip cap 8 then, regulate the axial location of knife bar 1 in circular hole 9, make annular groove 3 aim at circular hole 10.Under the effect of spring 6 elastic force, slip cap 8 returns to original position on handle of a knife 5.Slip cap 8 is in the process that resets, and the taper seat 22 of the boss 13 by annular is expressed to ball 7 in circular hole 10 and the annular groove 3, the face of cylinder 23 of boss 13 with ball 7 retainings in circular hole 10.At this moment, ball 7 locks the axial location of knife bar 1 in handle of a knife 5 by annular groove 3.Operating personnel can grasp handle of a knife 5, blade 4 is contacted with the wedge angle that will cut carry out chamfering.Because knife bar 1 can rotate in circular hole 9, can regulate the cutting angle of 4 pairs of wedge angles of blade in the process of chamfering easily.If change rose reamer 19, at first promote slip cap 8, make the groove 14 of slip cap 8 slide into the position of circular hole 10.Then the knife bar 1 of rose reamer 19 is pulled out from circular hole 9.In the process of pulling out knife bar 1, the annular groove 3 of knife bar 1 is expressed to ball 7 in circular hole 10 and the groove 14.Knife bar 1 with the rose reamer 19 changed inserts in the circular hole 9 of handle of a knife 5 at last, repeats aforesaid installation process, and rose reamer 19 is installed in the rose reamer handle 20.

Claims

1. the rose reamer handle is characterized in that: comprise handle of a knife (5), spring (6), ball (7) and slip cap (8); One end of handle of a knife (5) has a circular hole that is used for suit knife bar (1) (9) of offering vertically, and the side of handle of a knife (5) has a circular hole (10) that connects with circular hole (9); Circular hole (10) is divided into two sections, one section inner surface of outside is the face of cylinder (11), one section inner inner surface is taper seat (12), the face of cylinder (11) is coaxial with taper seat (12), the equal diameters of the diameter of the big end of taper seat (12) and the face of cylinder (11), the small end of taper seat (12) and circular hole (9) connect; Ball (7) is positioned at circular hole (10), and slip cap (8) is sleeved on the outside of handle of a knife (5); The middle part of slip cap (8) has the boss (13) of the annular of projection to the inside, and the both sides of boss (13) are respectively the groove (14) of annular and the groove (15) of annular; Spring (6) is enclosed within the outside of handle of a knife (5), is positioned at the groove (15) of slip cap (8); One end of spring (6) contacts with handle of a knife (5), and the other end contacts with slip cap (8); The boss (13) of slip cap (8) is positioned at the circular hole (10) of handle of a knife (5) and locates.

2. handle according to claim 1 is characterized in that: the boss (13) of slip cap (8) has taper seat (22) and the face of cylinder (23), and the face of cylinder (23) are positioned at the circular hole (10) of handle of a knife (5) and locate.

3. handle according to claim 2 is characterized in that: back-up ring (16) is installed on the outer surface of handle of a knife (5), and spring (6) adopts stage clip; One end of spring (6) contacts with back-up ring (16), a side contacts of the boss (13) of the other end and slip cap (8).

4. handle according to claim 3 is characterized in that: the face of cylinder (11) are coaxial with taper seat (12), the intersect vertical axis of its axis and circular hole (9).

5. the rose reamer that is used with the rose reamer handle, comprise knife bar (1) and with knife bar (1) all-in-one-piece cutter hub (2); It is characterized in that: the cross section of knife bar (1) has annular groove (3) for circular on the knife bar (1); Cutter hub (2) is positioned at the front end of knife bar (1) and departs from the axis (L) of knife bar (1), and the blade (4) of cutter hub (2) is in a side of the axis (L) of close knife bar (1).

6. rose reamer according to claim 5, it is characterized in that: knife bar (1) is for cylindrical, its front end extends to form bend to a side, has blade face (17) and blade face (18) that cutting forms on this bend, and blade face (17) forms blade (4) with the intersecting lens of blade face (18).

7. rose reamer according to claim 6 is characterized in that: the blade (4) of cutter hub (2) is an arc.