CN214720629U - Composite cutter for processing water valve - Google Patents

Abstract

The utility model discloses a gang tool for processing water valve, including the handle of a knife, be provided with the base on the handle of a knife, set gradually first outer blade holder along self width direction on the base, interior blade holder and the outer blade holder of second, be provided with the first blade that is used for processing the outer pipe wall of the water pipe connection pipeline section of water valve on the first outer blade holder, be provided with the second blade that is used for processing the interior pipe wall of water valve water pipe connection pipeline section on the interior blade holder, be provided with the third blade that is used for processing the outer chamfer of outer wall on the outer blade holder of second, first blade is greater than the length of water pipe connection pipeline section with the ascending interval of second blade in interior blade holder length direction, and when the length direction of first blade along outer pipe wall removed to self processing stroke terminal point, the pipe wall border laminating of third blade and outer pipe wall. The outer pipe wall, the inner pipe wall and the outer chamfer of the outer wall of the water valve and water pipe connecting pipe section are machined through the blades on the same handle, tool changing is not needed, tool changing time and machine tool positioning time are saved, and tool positioning accuracy is improved.

Description

Composite cutter for processing water valve

Technical Field

The utility model relates to a machining instrument field, more specifically the utility model relates to a gang tool for processing water valve that says so.

Background

The water valve is commonly used in domestic water supply, fire-fighting system and industrial water supply system for controlling flow rate, water level, etc. The water valve is usually provided with a connecting pipe section for connecting the water pipe, and in order to make the connecting pipe section capable of being better assembled with the water pipe or a connector on the water pipe, a plurality of cutters are used for processing the inner pipe wall and the outer pipe wall of the connecting pipe section. However, the connection pipe section on the water valve is machined by adopting a plurality of cutters to change cutters one by one, so that a large amount of cutter changing time and machine tool positioning time are wasted, a certain positioning error exists, and the positioning accuracy of the cutters during machining can be influenced.

Disclosure of Invention

In order to solve the technical problem, the utility model aims at providing a need not carry out the tool changing just to carry out the combined tool that processes outer pipe wall, interior pipe wall and the outer chamfer of outer wall of water valve water pipe connection pipeline section.

Solve the technical problem, the utility model discloses take following technical scheme:

a compound cutter for processing a water valve comprises a cutter handle, wherein a base is arranged on the cutter handle, a first outer cutter holder, an inner cutter holder and a second outer cutter holder are sequentially arranged on the base along the width direction of the base, the length of the inner cutter holder is greater than that of the first outer cutter holder and that of the second outer cutter holder, a first blade for processing the outer wall of a water pipe connecting pipe section of the water valve is arranged on the first outer cutter holder, a second blade for processing the inner wall of the water pipe connecting pipe section of the water valve is arranged on the inner cutter holder, a third blade for processing the outer chamfer of the outer wall of the water pipe connecting pipe section of the water valve is arranged on the second outer cutter holder, the distance between the first blade and the second blade in the length direction of the inner cutter holder is greater than that of the water pipe connecting pipe section of the water valve, and when the first blade moves to the end point of the processing stroke of the base along the length direction of the outer wall of the outer pipe connecting pipe section of the water valve, and the third blade is attached to the edge of the pipe wall of the outer pipe wall of the water pipe connecting pipe section of the water valve.

In a further aspect, the first blade is detachably connected to the first outer blade holder, the second blade is detachably connected to the inner blade holder, and the third blade is detachably connected to the second outer blade holder. The cutter can be disassembled to be replaced after the cutter is worn, the whole cutter handle does not need to be replaced, and consumables are saved.

In a further scheme, through holes are formed in the first blade, the second blade and the third blade, threaded holes are formed in the first outer cutter holder, the inner cutter holder and the second outer cutter holder, and when the through holes in the first blade are aligned with the threaded holes in the first outer cutter holder, screws are inserted to enable the first blade and the first outer cutter holder to be relatively fixed; when the through hole on the second blade is aligned with the threaded hole of the inner cutter holder, a screw is inserted to ensure that the second blade and the inner cutter holder are relatively fixed; when the through hole on the third blade is aligned with the threaded hole of the second outer cutter holder, a screw is inserted to ensure that the third blade and the second outer cutter holder are kept relatively fixed.

In a further scheme, the second blade is of a diamond structure, the second blade is arranged at the head end of the inner cutter holder, one end of the second blade is exposed out of one side of the inner cutter holder to form a second machining cutter head, a step is arranged on the inner wall of the water pipe connecting pipe section of the water valve, a cutter face on one side of the second machining cutter head is a step machining face for machining the step, an included angle is formed between the step machining face and the central axis of the inner cutter holder, the step machining face extends upwards in an inclined manner from bottom to top in the direction away from the third blade, and when the step machining face abuts against the step, a cutter point of the second machining cutter head abuts against the inner wall of the water pipe connecting pipe section of the water valve. The second blade is of a diamond structure, so that the second blade can process the upper step of the inner pipe wall of the connecting pipe section at the starting point of the processing stroke while processing the inner pipe wall.

In a further scheme, an included angle between the step machining surface and a central axis of the inner tool apron is 45 degrees.

In a further scheme, the first blade is arranged at the head end of the first outer cutter holder, one end of the first blade is exposed out of one side of the first outer cutter holder facing the inner cutter holder to form a first machining cutter head, and the distance between the inner walls of the first machining cutter head and one side of the second outer cutter holder facing the inner cutter holder is the outer diameter of a water valve and water pipe connecting pipe section. The distance between the first machining cutter head and the inner wall of one side, facing the inner cutter seat, of the second outer cutter seat is the outer diameter of a water valve and water pipe connecting pipe section, so that the first machining cutter head can be positioned conveniently.

In a further scheme, the third blade set up in the junction of second outer blade holder and base, the chamfer machined surface of one side knife face on the third blade for being used for processing the outer chamfer of the outer wall of water valve water pipe connecting pipe section, the chamfer machined surface is exposed in the one side of second outer blade holder towards interior blade holder, just the chamfer machined surface from top to bottom extends by second outer blade holder to interior blade holder direction slope downwardly.

In a further scheme, an included angle between the chamfer processing surface and a central axis of the inner cutter holder is 45 degrees.

Advantageous effects

The outer pipe wall of the water valve water pipe connecting pipe section is machined through the first blade on the same handle, the inner pipe wall of the water valve water pipe connecting pipe section is machined through the second blade, and the outer chamfer of the outer wall of the water valve water pipe connecting pipe section is machined through the third blade, so that the tool changing is not needed, the tool changing time and the positioning time of a machine tool are saved, and the positioning precision of the tool is greatly improved due to the fact that the tool changing is not needed.

Meanwhile, the distance between the first blade and the second blade in the length direction of the inner blade seat is larger than the length of a connecting pipe section of a water valve water pipe, and the second blade is eccentrically fed in the process of machining the inner pipe wall, so that the first blade is prevented from interfering with the outer pipe wall in the process of machining the second blade.

And when the first blade processes the outer pipe wall of the connecting pipe section to the processing stroke end point, the third blade is attached to the pipe wall edge of the outer pipe wall of the water valve water pipe connecting pipe section, so that the third blade is prevented from interfering with the outer pipe wall, chamfering can be directly carried out after the outer pipe wall is processed, and the operation is convenient and fast.

Drawings

FIG. 1 is a cross-sectional view of a water delivery valve;

FIG. 2 is a schematic structural view of the compound cutting tool;

FIG. 3 is a schematic view of the step formed surface of the second blade abutting against the step formed on the inner wall of the water passing valve;

FIG. 4 is a schematic view of a first cutting tool bit on the first blade abutting an outer wall of the water valve;

fig. 5 is a schematic view of the chamfer processing surface on the third blade being attached to the wall edge of the outer pipe wall of the connecting pipe section.

The reference numerals in the schematic drawings illustrate:

1-a water valve, 2-a connecting pipe section, 3-an inner pipe wall, 4-an outer pipe wall, 5-an outer chamfer, 6-a step, 7-a knife handle, 8-a base, 9-a first outer knife seat, 10-an inner knife seat, 11-a second outer knife seat, 12-a first blade, 13-a second blade, 14-a third blade, 15-a second processing knife head, 16-a step processing surface, 17-a first processing knife head and 18-a chamfer processing surface.

Detailed Description

For a further understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 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. 1-5, the present embodiment provides a compound tool for processing a water valve 1, including a tool holder 7, a base 8 is disposed on the tool holder 7, and a first outer tool apron 9, an inner tool apron 10, and a second outer tool apron 11 are sequentially disposed on the base 8 along a width direction thereof, the first outer tool apron 9 and the second outer tool apron 11 are respectively disposed at two sides of the inner tool apron 10, a length of the inner tool apron 10 is greater than a length of the first outer tool apron 9 and a length of the second outer tool apron 11, and a clearance for inserting a wall of a connecting pipe section 2 of the water valve 1 for connecting a water pipe is left between the first outer tool apron 9 and the second outer tool apron 11 and the inner tool apron 10.

Wherein, the first outer cutter holder 9 is provided with a first blade 12 for processing the outer pipe wall 4 of the water pipe connecting pipe section 2 of the water valve 1, the inner cutter holder 10 is provided with a second blade 13 for processing the inner pipe wall 3 of the water pipe connecting pipe section 2 of the water valve 1, and the second outer cutter holder 11 is provided with a third blade 14 for processing the outer chamfer 5 of the outer wall of the water pipe connecting pipe section 2 of the water valve 1. The outer pipe wall 4 of the connecting pipe section 2 is machined through the first blade 12 on the same cutter handle 7, the inner pipe wall 3 of the connecting pipe section 2 is machined through the second blade 13, the outer chamfer 5 of the outer wall of the connecting pipe section 2 is machined through the third blade 14, tool changing is not needed, tool changing time and machine tool positioning time are saved, and due to the fact that tool changing is not needed, the positioning accuracy of the tool is greatly improved.

Specifically, the second insert 13 is disposed at the head end of the inner tool apron 10. And the second blade 13 is a diamond structure, and one end of the second blade 13 is exposed to one side of the inner tool apron 10 to form a second machining tool bit 15. The inner pipe wall 3 of the water pipe connecting pipe section 2 of the water valve 1 is provided with a step 6, one side tool face of the second processing tool bit 15 is a processing face of the step 6 for processing the step 6, and an included angle is formed between the processing face of the step 6 and the central axis of the inner tool apron 10, so that the processing face of the step 6 extends upwards from bottom to top in a direction away from the third blade 14, and in the embodiment, the included angle degree is 45 degrees.

As shown in fig. 3, after the inner tool holder 10 is inserted into the pipe of the connecting pipe section 2 of the water valve 1, the position of the tool and the water valve 1 is adjusted so that the machined surface of the step 6 abuts against the step 6. At the same time, the tip of the second machining tool 15 abuts against the inner pipe wall 3 of the connecting pipe section 2. When the cutter is used for machining the inner pipe wall 3 of the water pipe connecting pipe section 2 of the water valve 1, the cutter handle 7 and the base 8 are controlled to feed eccentrically, the second blade 13 is used for machining the inner pipe wall 3, and the step 6 machining surface can be used for machining the step 6 on the inner pipe wall 3 of the connecting pipe section 2 at the starting point of the machining stroke, so that the process time is greatly shortened.

As shown in fig. 4, the first blade 12 is a triangular structure, the first blade 12 is disposed at the head end of the first outer cutter holder 9, and in this embodiment, the distance between the first blade 12 and the second blade 13 in the length direction of the inner cutter holder 10 is greater than the length of the water pipe connecting pipe section 2 of the water valve 1, so as to avoid the interference between the first blade 12 and the outer pipe wall 4 during the processing of the second blade 13. One end of the first blade 12 is exposed out of the first outer cutter holder 9 toward the inner cutter holder 10 to form a first processing cutter 17, and the distance between the first processing cutter 17 and the inner wall of the second outer cutter holder 11 toward the inner cutter holder 10 is the outer diameter of the water pipe connecting pipe section 2 of the water valve 1. The distance between the first machining cutter head 17 and the inner wall of one side of the second outer cutter holder 11 facing the inner cutter holder 10 is the outer diameter of the water pipe connecting pipe section 2 of the water valve 1, so that the first machining cutter head 17 can be conveniently positioned. When the second insert 13 moves to its final machining point, the connecting pipe section 2 is already located in the notch of the gap formed between the inner holder 10 and the first and second outer holders 9, 11. Only the first machining tool bit 17 needs to be fed to abut against the outer wall of the connecting pipe section 2, and then direct feed machining can be performed.

And when the first blade 12 moves to the end point of the self processing stroke on the outer pipe wall 4 of the water pipe connecting pipe section 2 of the water passing valve 1 along the length direction of the outer pipe wall 4, the third blade 14 is attached to the pipe wall edge of the outer pipe wall 4 of the water pipe connecting pipe section 2 of the water passing valve 1.

Specifically, as shown in fig. 5, the third blade 14 is a triangular structure, the third blade 14 is disposed at a connection portion between the second outer blade seat 11 and the base 8, a blade surface on one side of the third blade 14 is a chamfer processing surface 18 for processing an outer chamfer 5 on an outer wall of the water pipe connecting pipe section 2 of the water valve 1, the chamfer processing surface 18 is exposed on a side of the second outer blade seat 11 facing the inner blade seat 10, and the chamfer processing surface 18 extends from the second outer blade seat 11 to the inner blade seat 10 in an inclined and downward direction from top to bottom. In this embodiment, the included angle between the chamfer machining surface 18 and the central axis of the inner tool holder 10 is 45 °. When the first blade 12 moves to the end point of the processing stroke, the chamfer processing surface 18 on the third blade 14 is attached to the pipe wall edge of the outer pipe wall 4 of the connecting pipe section 2, and then the feeding cutter is rotated, so that the processing of the chamfer on the outer pipe wall 4 can be realized.

Meanwhile, in the scheme, the first blade 12 is detachably connected with the first outer cutter holder 9. Similarly, the second blade 13 is detachably connected to the inner blade holder 10, and the third blade 14 is detachably connected to the second outer blade holder 11. The cutter can be disassembled to be replaced after being worn, the whole cutter handle 7 does not need to be replaced, and consumables are saved.

In a specific embodiment, the first, second and third inserts 12, 13, 14 are provided with through holes, while the first, inner and second outer seats 9, 10, 11 are provided with threaded holes. When the through hole in the first insert 12 is aligned with the threaded hole of the first outer seat 9, a screw is inserted so that the first insert 12 remains fixed relative to the first outer seat 9. Similarly, when the through hole in the second insert 13 is aligned with the threaded hole in the inner insert seat 10, a screw is inserted to keep the first insert and the inner insert seat 10 relatively fixed. When the through hole of the third insert 14 is aligned with the threaded hole of the second outer seat 11, the screw is inserted so that the third insert 14 remains fixed relative to the second outer seat 11.

Claims (8)

1. A compound cutter for processing a water valve is characterized by comprising a cutter handle, wherein a base is arranged on the cutter handle, a first outer cutter holder, an inner cutter holder and a second outer cutter holder are sequentially arranged on the base along the width direction of the base, the length of the inner cutter holder is greater than that of the first outer cutter holder and that of the second outer cutter holder, a first blade for processing the outer wall of a water pipe connecting pipe section of the water valve is arranged on the first outer cutter holder, a second blade for processing the inner wall of the water pipe connecting pipe section of the water valve is arranged on the inner cutter holder, a third blade for processing the outer chamfer of the outer wall of the water pipe connecting pipe section of the water valve is arranged on the second outer cutter holder, the distance between the first blade and the second blade in the length direction of the inner cutter holder is greater than that of the water pipe connecting pipe section of the water valve, and the first blade moves to the end point of the processing stroke of the base along the length direction of the outer wall of the water pipe connecting pipe section of the water valve, and the third blade is attached to the edge of the pipe wall of the outer pipe wall of the water pipe connecting pipe section of the water valve.

2. The compound tool for machining a water valve as claimed in claim 1, wherein the first blade is detachably connected to the first outer holder, the second blade is detachably connected to the inner holder, and the third blade is detachably connected to the second outer holder.

3. The compound tool for machining a water valve as claimed in claim 2, wherein the first, second and third blades are provided with through holes, the first, inner and second outer tool seats are provided with threaded holes, and when the through holes in the first blade are aligned with the threaded holes in the first outer tool seat, a screw is inserted to keep the first blade and the first outer tool seat relatively fixed; when the through hole on the second blade is aligned with the threaded hole of the inner cutter holder, a screw is inserted to ensure that the second blade and the inner cutter holder are relatively fixed; when the through hole on the third blade is aligned with the threaded hole of the second outer cutter holder, a screw is inserted to ensure that the third blade and the second outer cutter holder are kept relatively fixed.

4. The composite tool for machining the water passing valve as claimed in claim 1, wherein the second blade has a diamond structure, the second blade is disposed at a head end of the inner tool apron, one end of the second blade is exposed to a side of the inner tool apron to form a second machining tool bit, a step is disposed on an inner wall of a water pipe connecting pipe section of the water passing valve, a tool face of one side of the second machining tool bit is a step machining face for machining the step, an included angle is formed between the step machining face and a central axis of the inner tool apron, the step machining face is inclined and extends upward in a direction away from the third blade, and when the step machining face abuts against the step, a tool tip of the second machining tool bit abuts against the inner wall of the water pipe connecting pipe section of the water passing valve.

5. The compound tool for machining a water valve as claimed in claim 4, wherein an included angle between the step machining surface and a central axis of the inner tool holder is 45 °.

6. The compound tool for machining a water valve according to claim 1, wherein the first blade is disposed at a head end of the first outer tool apron, one end of the first blade is exposed to a side of the first outer tool apron facing the inner tool apron to form a first machining tool bit, and a distance between an inner wall of one side of the first machining tool bit and an inner wall of one side of the second outer tool apron facing the inner tool apron is equal to an outer diameter of a water pipe connecting pipe section of the water valve.

7. The compound tool for machining a water valve according to claim 1, wherein the third blade is disposed at a joint of the second outer tool apron and the base, a side tool face on the third blade is a chamfer machining face for machining an outer chamfer of an outer wall of a water valve water pipe connecting pipe section, the chamfer machining face is exposed on a side of the second outer tool apron facing the inner tool apron, and the chamfer machining face extends from the second outer tool apron to the inner tool apron in an inclined and downward direction from top to bottom.

8. The compound tool for machining a water valve as claimed in claim 7, wherein an included angle between the chamfer machining surface and a central axis of the inner tool holder is 45 °.

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