CN212350643U

CN212350643U - Device for correcting coaxiality of inner circle and outer circle of guide pipe

Info

Publication number: CN212350643U
Application number: CN202021577564.9U
Authority: CN
Inventors: 庞付; 李华浩
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-01-15
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a revise device of inside and outside circle axiality of pipe, include: a holder, a mandrel, and a toolholder. First through-hole has been seted up to the one end of support, and the second through-hole has been seted up to the other end of support. The lower end of the mandrel vertically penetrates through the first through hole of the support and is fixedly connected with the support, and the inner circle of the guide pipe is sleeved on the lower end of the mandrel. The tool holder is fixed below the second through hole of the bracket in a manner of being capable of moving transversely, and the blade is arranged on the tool holder. Wherein, the excircle of pipe is located between the lower extreme of dabber and the cutter holder, through the upper end of rotatory dabber, can drive the lower extreme of dabber and the cutter holder is rotatory to make the blade on the cutter holder can carry out the finish milling to the excircle of pipe and scrape the bits. Therefore, the utility model discloses a device of interior excircle axiality of correction pipe can effectively guarantee the axiality of pipe inside and outside circle.

Description

Device for correcting coaxiality of inner circle and outer circle of guide pipe

Technical Field

The utility model relates to an engine manufacturing and processing technology field especially relates to a revise device of pipe inner and outer circle axiality.

Background

The cylinder head is required to be installed with a hydraulic pressure conduit after machining the bottom hole of the conduit, an additional machine tool is used for machining the inner hole of the conduit after the conduit is pressed, the outer circle is not required to be machined, the equipment and the tooling are different, the original points are not completely overlapped, the coaxiality of the outer circle of the inner circle of the machined conduit can not be guaranteed, even the tolerance is exceeded, and the requirement on product quality is not met. The guide pipe needs to be pressed and processed again or polished by sand paper, so that the efficiency is low, the labor intensity of workers is high, and the coaxiality of the inner circle and the outer circle of the guide pipe cannot be guaranteed.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a revise device of pipe inner and outer circle axiality, its axiality that can effectively guarantee the pipe inner and outer circle.

In order to achieve the above object, the utility model provides a revise device of pipe inner and outer circle axiality, include: a holder, a mandrel, and a toolholder. First through-hole has been seted up to the one end of support, and the second through-hole has been seted up to the other end of support. The lower end of the mandrel vertically penetrates through the first through hole of the support and is fixedly connected with the support, and the inner circle of the guide pipe is sleeved on the lower end of the mandrel. The tool holder is fixed below the second through hole of the bracket in a manner of being capable of moving transversely, and the blade is arranged on the tool holder. Wherein, the excircle of pipe is located between the lower extreme of dabber and the cutter holder, through the upper end of rotatory dabber, can drive the lower extreme of dabber and the cutter holder is rotatory to make the blade on the cutter holder can carry out the finish milling to the excircle of pipe and scrape the bits.

The utility model discloses an in the embodiment, the support is close to one side of first through-hole and has been seted up support set screw hole, and mutually supports through support set screw and support set screw hole to make dabber and support fixed connection.

In an embodiment of the present invention, the first through hole is circular, and the second through hole is elliptical.

In an embodiment of the present invention, the tool holder includes: a support plate and a blade plate. The supporting plate is square, two screw holes are formed in the supporting plate, and two cutter holder fixing screws respectively penetrate through the second through holes of the support and are screwed into the two screw holes, so that the supporting plate is fixed below the support. The blade plate is vertically fixed on one side of the supporting plate, a blade mounting hole is formed in the blade plate, the blade is fixed in the blade mounting hole through a blade fixing screw, and the blade is parallel to the core shaft. Wherein, through the position of horizontal adjustment backup pad and screw up two cutter holder set screw, can adjust the distance between blade board and the dabber.

In an embodiment of the present invention, the central portion of the core shaft has a boss, and the boss is disposed above the first through hole.

Compared with the prior art, according to the utility model discloses a device of correction pipe inner and outer circle axiality to circle in the pipe that has processed is the benchmark, processes the excircle, and manual rotatory dabber can scrape the bits to the pipe excircle of disalignment to reach the pipe inner and outer circle axiality in the technological requirement scope, can effectively guarantee the axiality of pipe inner and outer circle, and use swiftly simple, efficient, greatly reduced intensity of labour.

Drawings

Fig. 1 is an exploded view of an apparatus for correcting the coaxiality of inner and outer circles of a conduit according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a mandrel of an apparatus for correcting coaxiality of inner and outer circles of a conduit according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a bracket of an apparatus for correcting coaxiality of inner and outer circles of a conduit according to an embodiment of the present invention;

FIG. 4 is a schematic view of a tool holder of an apparatus for correcting the coaxiality of inner and outer circles of a guide tube according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a blade of an apparatus for correcting the coaxiality of inner and outer circles of a conduit according to an embodiment of the present invention.

Description of the main reference numerals:

1-bracket, 11-first through hole, 12-second through hole, 2-mandrel, 21-boss, 3-cutter holder, 31-support plate, 32-screw hole, 33-blade plate, 4-blade, 41-blade mounting hole, 5-bracket fixing screw, 6-cutter holder fixing screw and 7-blade fixing screw.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

Fig. 1 is an exploded view of an apparatus for correcting the coaxiality of inner and outer circles of a conduit according to an embodiment of the present invention. Fig. 2 is a schematic structural diagram of a mandrel 2 of an apparatus for correcting the coaxiality of inner and outer circles of a conduit according to an embodiment of the present invention. Fig. 3 is a schematic structural diagram of a bracket of an apparatus for correcting coaxiality of inner and outer circles of a conduit according to an embodiment of the present invention. Fig. 4 is a schematic structural view of a tool holder of an apparatus for correcting the coaxiality of inner and outer circles of a guide pipe according to an embodiment of the present invention. Fig. 5 is a schematic structural diagram of a blade of an apparatus for correcting the coaxiality of inner and outer circles of a conduit according to an embodiment of the present invention.

As shown in fig. 1 to 5, an apparatus for correcting the coaxiality of inner and outer circles of a conduit according to a preferred embodiment of the present invention includes: a holder 1, a mandrel 2 and a tool holder 3. The first through hole 11 has been seted up to the one end of support 1, and the second through hole 12 has been seted up to the other end of support 1. The lower end of the mandrel 2 vertically penetrates through the first through hole 11 of the support 1 and is fixedly connected with the support 1, and the inner circle of the guide pipe is sleeved on the lower end of the mandrel 2. The holder 3 is fixed below the second through hole 12 of the holder 1 so as to be laterally movable, and the insert 4 is attached to the holder 3. Wherein, the excircle of pipe is located between the lower extreme of dabber 2 and cutter holder 3, and through the upper end of rotatory dabber 2, can drive the lower extreme of dabber 2 and the rotation of cutter holder 3 to make blade 4 on the cutter holder 3 can carry out the finish milling to the excircle of pipe and scrape the bits.

The utility model discloses an in the embodiment, support 1 has been offered near one side of first through-hole 11 support set screw hole, and mutually supports through support set screw 5 and support set screw hole to make dabber 2 and support 1 fixed connection. The first through-hole 11 is circular and the second through-hole 12 is elliptical. The central portion of the core shaft 2 has a boss 21, and the boss 21 is clamped above the first through hole 11.

In an embodiment of the present invention, the holder 3 includes: a support plate 31 and a blade plate 33. The supporting plate 31 is square, two screw holes 32 are opened on the supporting plate 31, and two tool holder fixing screws 6 respectively pass through the second through holes 12 of the bracket 1 and are screwed into the two screw holes 32, so that the supporting plate 31 is fixed below the bracket 1. The blade plate 33 is vertically fixed on one side of the supporting plate 31, a blade mounting hole 41 is formed on the blade plate 33, the blade 4 is fixed in the blade mounting hole 41 through the blade fixing screw 7, and the blade 4 is parallel to the mandrel 2. Wherein the distance between the blade plate 33 and the spindle 2 can be adjusted by adjusting the position of the support plate 31 laterally and tightening the two tool holder fixing screws 6.

In practical application, the utility model discloses a device of revising the interior excircle axiality of conduit includes support set screw 5, dabber 2, support 1, cutter holder 3 and blade 4. The support fixing screw 5 is fixed according to the support screw hole, and can fix the support 1 on the mandrel 2, and the mandrel 2 is designed and matched according to the inner diameter of the catheter and is matched with the support hole. The holder fixing screw 6 is designed to fix the holder 3 to the holder 1 according to a holder screw hole. The support 1 is designed according to the mandrel 2 and the tool holder 3, the tool holder 3 is guaranteed to be adjustable, the tool holder 3 is perpendicular to the support 1, and the blade 4 is installed to be parallel to the mandrel 2. The insert 4 is designed according to the mounting position of the tool holder 3 and the insert fixing screw 7 is designed according to the insert screw hole. The structure is characterized in that the outer circle is machined by taking the machined inner circle of the guide pipe as a reference, the mandrel 2 is manually rotated to drive the blade 4 to finish-mill and scrape scraps on the outer circle of the guide pipe, and therefore the coaxiality of the inner circle and the outer circle is within the process removing range.

In a word, the utility model discloses a device of correction pipe inner and outer circle axiality to circle in the pipe that has processed is the benchmark, processes the excircle, and bits can be scraped to the pipe excircle of disalignment to manual rotatory dabber to reach the pipe inner and outer circle axiality in the technological requirement scope, can effectively guarantee the axiality of pipe inner and outer circle, and use swiftly simple, efficient, greatly reduced intensity of labour.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. An apparatus for modifying the coaxiality of an inner circle and an outer circle of a conduit, comprising:

the device comprises a bracket, a first connecting piece and a second connecting piece, wherein one end of the bracket is provided with a first through hole, and the other end of the bracket is provided with a second through hole;

the lower end of the mandrel vertically penetrates through the first through hole of the bracket and is fixedly connected with the bracket, and the inner circle of the guide pipe is sleeved on the lower end of the mandrel; and

a holder fixed below the second through hole of the holder so as to be laterally movable, the holder having an insert mounted thereon;

the outer circle of the guide pipe is located between the lower end of the mandrel and the tool holder, and the lower end of the mandrel and the tool holder can be driven to rotate by rotating the upper end of the mandrel, so that the blade on the tool holder can scrape chips on the outer circle of the guide pipe.

2. The device for correcting the coaxiality of the inner circle and the outer circle of the guide tube as claimed in claim 1, wherein a bracket fixing screw hole is formed in one side of the bracket, which is close to the first through hole, and the bracket fixing screw hole is matched with a bracket fixing screw hole through a bracket fixing screw, so that the mandrel is fixedly connected with the bracket.

3. The device for modifying the coaxiality of an inner circle and an outer circle of a conduit according to claim 1, wherein the first through hole is circular and the second through hole is elliptical.

4. The apparatus for modifying the coaxiality of an inner and outer circumference of a conduit according to claim 1, wherein said holder comprises:

the supporting plate is square, two screw holes are formed in the supporting plate, and two cutter holder fixing screws respectively penetrate through the second through holes of the support and are screwed into the two screw holes, so that the supporting plate is fixed below the support; and

the blade plate is vertically fixed on one side of the supporting plate, a blade mounting hole is formed in the blade plate, the blade is fixed in the blade mounting hole through a blade fixing screw, and the blade is parallel to the mandrel;

wherein the distance between the blade plate and the spindle can be adjusted by laterally adjusting the position of the support plate and tightening the two toolholder set screws.

5. The device for correcting the coaxiality of the inner circle and the outer circle of the guide pipe according to claim 1, wherein a boss is arranged at the middle part of the mandrel and is clamped above the first through hole.