CN214134299U

CN214134299U - Replaceable soldering lug reamer

Info

Publication number: CN214134299U
Application number: CN202023153702.3U
Authority: CN
Inventors: 张剑峰
Original assignee: Tuyan Suzhou Precision Machinery Technology Co ltd
Current assignee: Tuyan Suzhou Precision Machinery Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-09-07
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a but substitution soldering lug reamer, including cutting part and stalk portion, cutting part and stalk portion threaded connection are in the same place, the cutting part is equipped with base member and blade, unequal division sets up six sword grooves on the base member, welds the blade on every sword groove, keep away from base member central point department of putting on the terminal surface of base member and be equipped with the identification aperture, the outside is equipped with spanner screens and threaded connection portion on the base member, spanner screens symmetry sets up on the base member, be equipped with the fixed mounting portion who matches with threaded connection portion on the stalk portion. The design of the replaceable welding sheet tool bit is convenient to mount and high in precision, and only the working part of the reamer is replaced after the reamer is worn, so that the environment is protected, and the production cost is reduced; the blades are symmetrically designed and are provided with identification holes, so that the diameter of the reamer can be conveniently detected.

Description

Replaceable soldering lug reamer

Technical Field

The utility model relates to a cutter technical field specifically says so, but substitution soldering lug reamer.

Background

With the continuous development of society, the machining industry has been rapidly developed. The quality of a product is greatly dependent on the quality of the tool. Among numerous cutters, the reamer is wherein important component, and the reamer is by wide application in the hole finish machining, generally for whole or soldering lug design, because the cutter power is more concentrated when the reamer is at the worker product in the spot facing work in-process, very easy production vibration, wearing and tearing are also more serious, often can appear tipping phenomenon, lead to the life greatly reduced of reamer, integral reamer leads to wholly scrapping after wearing and tearing, increases the acquisition cost of cutter.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: to the problem and not enough of existence among the above-mentioned prior art, the utility model aims at providing a but substitution soldering lug reamer.

The technical scheme is as follows: in order to achieve the purpose, the replaceable welding lug reamer comprises a cutting part and a handle part, the cutting part is connected with the handle part through threads, the cutting part is provided with a base body and blades, six cutter grooves are formed in the base body in an unequal mode, the blades are welded on each cutter groove, a recognition hole is formed in the position, located at the center of the base body, of the end face of the base body, a wrench clamping position and a threaded connecting part are arranged on the base body, the wrench clamping position is symmetrically arranged on the base body, and a fixed installation part matched with the threaded connecting part is arranged on the handle part.

Further, threaded connection portion includes cutting part mating surface, tool withdrawal groove, cutting part cooperation taper shank and cutting part cooperation screw thread portion, be equipped with the tool withdrawal groove between the major part end of cutting part mating surface and cutting part cooperation taper shank, cutting part cooperation screw thread portion sets up the tip at cutting part cooperation taper shank.

Further, the diameter of the small head end of the blade part matched with the taper shank is larger than that of the blade part matched with the thread part.

Furthermore, a chamfer is arranged on the matching end surface of the blade part, and the taper of the blade part matching with the taper shank is 4.8 degrees. The taper shank is designed to be matched with the matching end face of the blade part at the same time, so that the assembling precision is high; the screw thread is matched and clamped, and the replacement is simple and quick.

Further, fixed mounting portion is equipped with stalk portion terminal surface, stalk portion cooperation taper hole, stalk portion cooperation screw thread portion, stalk portion terminal surface sets up on the terminal surface of stalk portion, and stalk portion cooperation taper hole sets up in the department of being close to stalk portion terminal surface, stalk portion cooperation screw thread portion sets up the inboard in stalk portion cooperation taper hole, cutting part cooperation taper shank cooperatees with stalk portion cooperation screw thread portion, cutting part cooperation screw thread portion cooperatees with stalk portion cooperation screw thread portion.

Furthermore, an inner cooling channel I is arranged inside the base body, an inner cooling channel II is arranged on the handle part, the inner cooling channel I is communicated with the inner cooling channel II after the cutting part and the handle part are connected together through threads, and a branch inner cooling hole is formed in the inner cooling channel I.

Further, the tool groove is provided with a plane groove bottom. The design of the bottom plane of the groove ensures smooth chip removal and difficult chip clamping,

according to the technical scheme, the invention has the beneficial effects that:

the replaceable welding lug reamer has the advantages that the replaceable welding lug reamer is convenient to install and high in precision, and only the working part of the reamer is replaced after the reamer is worn, so that the replaceable welding lug reamer is environment-friendly and reduces the production cost; the blades are symmetrically designed and are provided with identification holes, so that the diameter of the reamer can be conveniently detected.

Drawings

FIG. 1 is a view showing a structure of a blade of the present invention;

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

fig. 3 is a structural view of a blade of the blade unit of the present invention.

Detailed Description

The invention is further elucidated with reference to the drawings and the embodiments.

The replaceable welding lug reamer shown in fig. 1-3 comprises an edge part 1 and a handle part 2, wherein the edge part 1 and the handle part 2 are connected together through threads, the edge part 1 is provided with a base body 11 and a blade 12, six cutter grooves 111 are formed in the base body 11 in an unequal manner, the blade 12 is welded in each cutter groove 111, a recognition hole 112 is formed in the end face of the base body 11, which is far away from the center of the base body 11, a wrench clamping position 113 and a threaded connection part 114 are formed in the outer side of the base body 11, the wrench clamping position 113 is symmetrically arranged on the base body 11, and a fixed installation part 21 matched with the threaded connection part 114 is formed in the handle part 2.

In this embodiment, the threaded connection portion 114 includes an edge mating end surface 1141, a tool withdrawal groove 1142, an edge mating taper shank 1143, and an edge mating threaded portion 1144, the tool withdrawal groove 1142 is disposed between the edge mating end surface 1141 and the large end of the edge mating taper shank 1143, and the edge mating threaded portion 1144 is disposed at the end of the edge mating taper shank 1143.

In this embodiment, the diameter of the small end of the blade-engaging taper shank 1143 is larger than the diameter of the blade-engaging thread portion 1144.

In this embodiment, the blade mating end surface 1141 is provided with a chamfer 1146, and the taper of the blade mating taper shank is 4.8 °.

In this embodiment the fixed mounting part 21 is provided with a handle part mating surface 211, a handle part mating taper hole 212, a handle part mating thread part 213, the handle part mating surface 211 is arranged on the end surface of the handle part 2, the handle part mating taper hole 212 is arranged near the handle part mating surface 211, the handle part mating thread part 213 is arranged on the inner side of the handle part mating taper hole 212, the blade part mating taper shank 1143 is matched with the handle part mating thread part 213, and the blade part mating thread part 1144 is matched with the handle part mating thread part.

In this embodiment, the first internal cooling channel 3 is arranged inside the base body 11, the second internal cooling channel 4 is arranged on the handle 2, the first internal cooling channel 3 is communicated with the second internal cooling channel 4 after the blade part 1 and the handle 2 are connected together by screw threads, and the first internal cooling channel 3 is provided with branch internal cooling holes 41.

The sipe 111 in this embodiment is provided with a planar groove bottom 111 a.

The examples are given solely for the purpose of illustration and are not to be construed as limitations of the present invention, as various equivalents will occur to those skilled in the art upon reading the present invention and are intended to be within the scope of the invention as defined in the claims appended hereto.

The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention, which is to be determined by those skilled in the art after reading the present disclosure, and all such equivalents are intended to fall within the scope of the invention as defined in the claims appended hereto.

Claims

1. The utility model provides a but substitution soldering lug reamer which characterized in that: including cutting part (1) and stalk portion (2), cutting part (1) and stalk portion (2) threaded connection are in the same place, cutting part (1) is equipped with base member (11) and blade (12), unequal setting up six sword grooves (111) on base member (11), welding blade (12) are gone up in every sword groove (111), keep away from base member (11) central point department of putting on the terminal surface of base member (11) and be equipped with identification hole (112), the outside is equipped with spanner screens (113) and threaded connection portion (114) on base member (11), spanner screens (113) symmetry sets up on base member (11), be equipped with on stalk portion (2) fixed mounting portion (21) that matches with threaded connection portion (114).

2. The replaceable lug reamer of claim 1, wherein: threaded connection portion (114) include cutting part mating surface (1141), tool withdrawal groove (1142), cutting part cooperation taper shank (1143) and cutting part cooperation screw thread portion (1144), be equipped with tool withdrawal groove (1142) between the stub end of cutting part mating surface (1141) and cutting part cooperation taper shank (1143), cutting part cooperation screw thread portion (1144) set up the tip at cutting part cooperation taper shank (1143).

3. The replaceable lug reamer of claim 2, wherein: the diameter of the small head end of the blade part matching taper shank (1143) is larger than that of the blade part matching thread part (1144).

4. The replaceable lug reamer of claim 3, wherein: the blade part matching end face (1141) is provided with a chamfer (1146), and the taper of the blade part matching taper shank is 4.8 degrees.

5. The replaceable lug reamer of claim 4, wherein: fixed mounting portion (21) are equipped with stalk portion mating surface (211), stalk portion cooperation taper hole (212), stalk portion cooperation screw thread portion (213), stalk portion mating surface (211) set up on the terminal surface of stalk portion (2), and stalk portion cooperation taper hole (212) set up and are being close to stalk portion mating surface (211) department, stalk portion cooperation screw thread portion (213) set up the inboard at stalk portion cooperation taper hole (212), cutting part cooperation taper shank (1143) cooperate with stalk portion cooperation screw thread portion (213), cutting part cooperation screw thread portion (1144) cooperate with stalk portion cooperation screw thread portion.

6. The replaceable lug reamer of claim 1, wherein: the utility model discloses a handle is including base member (11), stalk portion (2), cutting part (1) and stalk portion (2), base member (11) inside is equipped with interior cold passageway (3), and stalk portion (2) are equipped with interior cold passageway two (4), and back together, interior cold passageway one (3) link up with interior cold passageway two (4), be equipped with branch interior cold bore (41) on the interior cold passageway two (4).

7. The replaceable lug reamer of claim 1, wherein: the cutter groove (111) is provided with a plane groove bottom (111 a).