CN110146324B - Scrap iron sampling device for chemical element analysis of welding wire and sampling method thereof - Google Patents
Scrap iron sampling device for chemical element analysis of welding wire and sampling method thereof Download PDFInfo
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- CN110146324B CN110146324B CN201910515267.7A CN201910515267A CN110146324B CN 110146324 B CN110146324 B CN 110146324B CN 201910515267 A CN201910515267 A CN 201910515267A CN 110146324 B CN110146324 B CN 110146324B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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Abstract
The invention discloses an iron scrap sampling device for chemical element analysis of a welding wire and a sampling method thereof, wherein the iron scrap sampling device comprises a lathe, a turning tool device and a guide plate, the turning tool device is fixed on a chuck of the lathe and rotates along with the chuck, the guide plate is fixed on a tool rest of the lathe, a plurality of guide holes are formed in the guide plate, and the guide holes are used for enabling the welding wire to move towards the turning tool device; the sampling method realizes the sampling of the welding wire through the device. When the scrap iron sampling device for chemical element analysis of the welding wire is used, the welding wire is placed into holes with different specifications for positioning, the welding wire is pushed against by the tailstock center of the lathe for turning at the other end, the scrap iron sampling device is suitable for processing 1-7 mm welding wires and welding rods, can replace a locking pliers, reduces frequent clamping times, is stable and reliable, saves time and labor, can improve the working efficiency, is convenient and flexible to clamp, and is economical and practical.
Description
Technical Field
The invention relates to the field of auxiliary tools, in particular to an iron chip sampling device for welding wire chemical element analysis and a sampling method thereof.
Background
In order to ensure the welding quality, the analysis of chemical element components of the welding wire is a very important link in factory inspection. When the diameter of the welding wire is larger than 7mm, the welding wire can be directly processed into a cylinder, and chemical element analysis is directly carried out on a plane by means of spectroscopy and the like; however, when the diameter of the welding wire is less than or equal to 7mm, the sample is too small, and the spectroscopic method cannot accurately detect chemical elements of the welding wire and only can adopt a manual method. In the field of chemical detection, a manual method, also called a wet method, is a common and more accurate detection means, has higher requirements on detection samples, and is too large to be easily dissolved and too small to be easily operated. The detection sample of welding wire generally adopts lathe, drilling machine, locking pliers etc. to process into iron fillings, and in actual work, because welding wire, welding rod kind are various, need frequently to carry out the clamping, and the size of iron fillings is difficult to control, and iron fillings are too big to be convenient for manual method, influence chemical element and detect the accuracy.
Disclosure of Invention
The invention aims to overcome the defects that welding wires are frequently clamped and the sizes of iron filings are not easy to control in the sampling process of the welding wires in the prior art, and provides an iron filings sampling device for analyzing chemical elements of the welding wires and a sampling method thereof.
The invention solves the technical problems through the following technical scheme:
the utility model provides a welding wire iron fillings sampling device for chemical element analysis, includes the lathe, its characterized in that, iron fillings sampling device still includes lathe tool device, deflector, the lathe tool device is fixed on the chuck of lathe and along with the chuck is rotatory, the deflector is fixed on the knife rest of lathe, be equipped with a plurality of guiding hole on the deflector, the guiding hole be used for the welding wire to lathe tool device direction removes.
In this technical scheme, adopt above-mentioned structural style, with the welding wire through the guiding hole of deflector to the tool bit department slow movement of lathe tool device, the lathe tool device is on the chuck of lathe and along with the chuck is rotatory, cuts into required iron fillings with the welding wire to carry out welding wire chemical element analysis.
Preferably, the lathe tool device comprises a lathe tool and a lathe tool seat, the lathe tool is installed on the lathe tool seat, and the lathe tool seat is fixed on the chuck.
In this technical scheme, adopt above-mentioned structural style, because lathe chuck's internal diameter is too big, need use the lathe tool seat to fix the lathe tool on the chuck.
Preferably, the lathe tool seat is a cylindrical structure, a lathe tool groove is formed in the cylindrical structure, the lathe tool is installed in the lathe tool groove, and the lathe tool is fixed in the lathe tool groove through a clamping jaw on the chuck.
In this technical scheme, adopt above-mentioned structural style, process into the lathe tool seat cylinder structure, the processing of being convenient for on the one hand, the jack catch of the chuck of being convenient for on the other hand blocks, puts into the lathe tool inslot with the lathe tool, and the jack catch of rethread regulation chuck, one of them jack catch is fixed the lathe tool in the lathe tool inslot, and all the other jack catches are fixed the lathe tool seat in the chuck with it together.
Preferably, the lathe tool is of a cuboid structure, one end of the cuboid structure is a tool bit portion, the tool bit portion is a tool bit inclined surface formed by obliquely and downwardly arranging the tool bit portion along the diagonal, and the inclination of the tool bit inclined surface is 30-60 degrees.
In the technical scheme, the turning tool with the cuboid structure is convenient to process and clamp by adopting the structural form, the tool bit part of the turning tool is obliquely arranged downwards along the opposite angle to form a tool bit inclined plane, a rhombic tool bit inclined plane is formed, the inclination of the tool bit inclined plane is processed within 30-60 degrees according to needs, and the inclination is too large or too small to be beneficial to the service life of the tool bit part.
Preferably, the lathe tool has two, two the laminating of lathe tool side just the tip of going up on tool bit inclined plane is kept away from the setting. The structure form of two lathe tools can make the simple structure of lathe tool, does benefit to processing.
Preferably, the aperture of the guide hole is 1-7 mm.
Preferably, the aperture of the guide hole is arranged from small to large.
Preferably, the guide holes are arranged in two rows, wherein the guide holes in one row are arranged from left to right and from small to large, and the guide holes in the other row are arranged from right to left and from small to large.
A sampling method of the iron chip sampling device for analyzing the chemical elements of the welding wire comprises the following steps:
s1, fixing the turning tool device on a chuck of the lathe, and installing the guide plate on a tool rest of the lathe;
s2, one end of the welding wire penetrates through the guide hole, the position of the guide plate is adjusted and fixed, and the end of the welding wire is made to be in contact with a turning tool bit of the turning tool device;
s3, supporting the other end of the welding wire by a tail frame thimble of the lathe;
and S4, starting the lathe, moving the tail frame ejector pin to enable the welding wire to move towards the turning tool device, and cutting the welding wire by the turning tool device through rotation to obtain the required iron chips.
Preferably, the lathe tool device comprises a lathe tool and a lathe tool seat, the lathe tool is installed on the lathe tool seat, and the lathe tool seat is fixed on the chuck.
Preferably, the lathe tool seat is a cylindrical structure, a lathe tool groove is formed in the cylindrical structure, the lathe tool is installed in the lathe tool groove, and the lathe tool is fixed in the lathe tool groove through a clamping jaw on the chuck.
The positive progress effects of the invention are as follows: when the scrap iron sampling device for welding wire chemical element analysis is used, a welding wire is placed in holes of different specifications for positioning, the welding wire and the welding rod are pushed by the other end of the scrap iron sampling device by the tailstock center of the lathe for turning, the scrap iron sampling device is suitable for processing the welding wire of 1-7 mm, can replace a locking pliers, reduces frequent clamping times, is stable and reliable, saves time and labor, can improve the working efficiency, is convenient and flexible to clamp, and is economical and practical. The sampling method using the sampling device breaks through the mode of conventional lathe machining, namely, a chuck clamps a sample, a tool rest clamps a lathe tool, the mode of machining is carried out by controlling the feed of the lathe tool, the lathe tool device is self-controlled by utilizing the chuck to clamp, the guide plate is clamped by the tool rest, and a wire is pushed by utilizing a thimble of a tail frame of the lathe to achieve the control effect of feed machining.
Drawings
FIG. 1 is a schematic structural view of a scrap iron sampling device for chemical element analysis of a welding wire according to a preferred embodiment of the present invention.
Fig. 2 is a schematic view of a mounting and matching structure of the turning tool and the turning tool seat in the preferred embodiment of the invention.
Fig. 3 is a schematic structural diagram of a turning tool seat in a preferred embodiment of the invention.
Fig. 4 is a schematic structural diagram of a turning tool in a preferred embodiment of the present invention.
Description of reference numerals:
Turning tool 2
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, the iron scrap sampling device for chemical element analysis of the welding wire comprises a lathe, and further comprises a turning tool device and a guide plate 3, wherein the turning tool device is fixed on a chuck of the lathe and rotates along with the chuck, the guide plate 3 is fixed on a tool rest of the lathe, a plurality of guide holes 4 are formed in the guide plate 3, and the guide holes 4 are used for enabling the welding wire 5 to move towards the turning tool device.
And (3) slowly moving the welding wire 5 to the tool bit of the turning tool device through the guide hole 4 of the guide plate 3, and cutting the welding wire 5 into required scrap irons on a chuck of a lathe along with the rotation of the chuck, so that the chemical element analysis of the welding wire 5 is carried out.
In this embodiment, the lathe tool device includes lathe tool 2 and lathe tool seat 1, and lathe tool 2 installs on lathe tool seat 1, and lathe tool seat 1 is fixed on the chuck. Thus, the lathe chuck has a large inner diameter, and the lathe tool holder 1 is required to fix the lathe tool 2 on the chuck.
Wherein, lathe tool seat 1 is the cylinder structure, and the structural lathe tool groove 11 that has opened of cylinder, and lathe tool 2 is installed in lathe tool groove 11, and lathe tool 2 passes through the jack catch on the chuck to be fixed in lathe tool groove 11. The lathe tool seat 1 is processed into a cylindrical structure, on one hand, the lathe tool seat is convenient to process, on the other hand, the clamping jaws of the chuck are convenient to clamp, the lathe tool 2 is placed into the lathe tool groove 11, then the clamping jaws of the chuck are adjusted, one clamping jaw fixes the lathe tool 2 into the lathe tool groove 11, and the rest clamping jaws fix the lathe tool seat 1 into the chuck together with the clamping jaws. In other embodiments, the turning tool seat may be in the form of a rectangular parallelepiped, a cone, or the like.
In this embodiment, the turning tool 2 is a cuboid structure, one end of the cuboid structure is a tool bit portion, the tool bit portion is a tool bit inclined surface 21 which is formed by obliquely downwards arranging along a diagonal, and the inclination of the tool bit inclined surface 21 is 30 °. The turning tool 2 with the cuboid structure is convenient to process and clamp, and the tool bit part of the turning tool 2 is obliquely arranged downwards along the diagonal to form a tool bit inclined plane 21 and a rhombic tool bit inclined plane 21. In other embodiments, the slope of the tool tip bevel 21 is machined as desired within the range of 30 ° to 60 °, but not too great or too small, which would otherwise increase the impact on tool wear, milling forces and cutting vibrations, adversely affecting the useful life of the tool tip.
Lathe tool 2 has two, and the side laminating of two lathe tools 2 and the tip of going up of tool bit inclined plane 21 keep away from the setting. The structure form of two lathe tools 2 can make the simple structure of lathe tool 2, do benefit to processing.
In the embodiment, the aperture of the guide hole 4 is 1-7 mm, the corresponding guide hole 4 is selected according to the diameter of the welding wire, two rows of guide holes 4 are arranged, wherein one row of guide holes 4 are arranged from left to right from small to large, and the other row of guide holes 4 are arranged from right to left from small to large. Therefore, the welding wire can be conveniently clamped once, and welding wires of various specifications can be processed, so that repeated clamping is avoided.
A sampling method of the iron chip sampling device for analyzing the chemical elements of the welding wire comprises the following steps:
s1, fixing the turning tool device on a chuck of a lathe, and installing the guide plate 3 on a tool rest of the lathe;
s2, one end of the welding wire 5 penetrates through the guide hole 4, the position of the guide plate 3 is adjusted and fixed, and the end of the welding wire 5 is made to be in contact with a tool bit of a turning tool 2 of the turning tool device;
s3, supporting the other end of the welding wire 5 by a tail frame thimble of the lathe;
and S4, starting the lathe, moving the tail frame thimble to enable the welding wire 5 to move towards the turning tool device, and cutting the welding wire 5 through rotation of the turning tool device to obtain the required iron chips.
In the method, the turning tool device comprises a turning tool 2 and a turning tool seat 1, wherein the turning tool 2 is arranged on the turning tool seat 1, and the turning tool seat 1 is fixed on the chuck. The lathe tool seat 1 is of a cylindrical structure, a lathe tool groove 11 is formed in the cylindrical structure, a lathe tool 2 is installed in the lathe tool groove 11, and the lathe tool 2 is fixed in the lathe tool groove 11 through clamping jaws on a chuck.
When the scrap iron sampling device for welding wire chemical element analysis is used, a welding wire is placed in holes of different specifications for positioning, the welding wire and the welding rod are pushed by the other end of the scrap iron sampling device by the tailstock center of the lathe for turning, the scrap iron sampling device is suitable for processing the welding wire of 1-7 mm, can replace a locking pliers, reduces frequent clamping times, is stable and reliable, saves time and labor, can improve the working efficiency, is convenient and flexible to clamp, and is economical and practical. The sampling method using the sampling device breaks through the mode of conventional lathe machining, namely, a chuck clamps a sample, a tool rest clamps a turning tool 2, the mode of machining is carried out by controlling the feeding of the turning tool 2, the turning tool device is self-controlled by using the chuck to clamp the turning tool, the tool rest clamps a guide plate 3, and a wire is pushed by using a thimble of a tail frame of the lathe, so that the control effect of feed machining is achieved.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (11)
1. The utility model provides a welding wire iron fillings sampling device for chemical element analysis, includes the lathe, its characterized in that, iron fillings sampling device still includes lathe tool device, deflector, the lathe tool device is fixed on the chuck of lathe and along with the chuck is rotatory, the deflector is fixed on the knife rest of lathe, be equipped with a plurality of guiding hole on the deflector, the guiding hole be used for the welding wire to lathe tool device direction removes.
2. The iron chip sampling device for the chemical element analysis of the welding wire as claimed in claim 1, wherein the turning tool device comprises a turning tool and a turning tool seat, the turning tool is mounted on the turning tool seat, and the turning tool seat is fixed on the chuck.
3. The iron chip sampling device for the chemical element analysis of the welding wire as claimed in claim 2, wherein the lathe tool seat is a cylindrical structure, a lathe tool groove is formed in the cylindrical structure, the lathe tool is installed in the lathe tool groove, and the lathe tool is fixed in the lathe tool groove through a clamping jaw on the chuck.
4. The iron chip sampling device for the chemical element analysis of the welding wire as claimed in claim 2, wherein the turning tool is of a rectangular parallelepiped structure, one end of the rectangular parallelepiped structure is a tool bit portion, the tool bit portion is obliquely arranged downward along opposite corners to form a tool bit inclined surface, and the inclination of the tool bit inclined surface is 30-60 °.
5. The iron chip sampling device for the chemical element analysis of the welding wire as claimed in claim 4, wherein the number of the turning tools is two, two of the turning tools are attached to the side surfaces of the turning tools, and the upper tip part of the inclined surface of the tool bit is far away from the device.
6. The iron chip sampling device for the chemical element analysis of the welding wire is characterized in that the diameter of the guide hole is 1-7 mm.
7. The iron scrap sampling device for chemical element analysis of the welding wire as claimed in claim 6, wherein the diameters of the guide holes are arranged from small to large.
8. The iron scrap sampling device for chemical element analysis of the welding wire as claimed in claim 6, wherein the guide holes are arranged in two rows, one row of the guide holes are arranged from left to right and from small to large, and the other row of the guide holes are arranged from right to left and from small to large.
9. A sampling method using the iron piece sampling device for welding wire chemical element analysis according to claim 1, characterized by comprising the steps of:
s1, fixing the turning tool device on a chuck of the lathe, and installing the guide plate on a tool rest of the lathe;
s2, one end of the welding wire penetrates through the guide hole, the position of the guide plate is adjusted and fixed, and the end of the welding wire is made to be in contact with a turning tool bit of the turning tool device;
s3, supporting the other end of the welding wire by a tail frame thimble of the lathe;
and S4, starting the lathe, moving the tail frame ejector pin to enable the welding wire to move towards the turning tool device, and cutting the welding wire by the turning tool device through rotation to obtain the required iron chips.
10. The sampling method of the iron chip sampling device for the chemical element analysis of the welding wire as defined in claim 9, wherein the turning tool device comprises a turning tool and a turning tool holder, the turning tool is mounted on the turning tool holder, and the turning tool holder is fixed on the chuck.
11. The sampling method of the iron chip sampling device for the chemical element analysis of the welding wire as claimed in claim 10, wherein the lathe tool seat is a cylindrical structure, the cylindrical structure is provided with a lathe tool groove, the lathe tool is installed in the lathe tool groove, and the lathe tool is fixed in the lathe tool groove through a clamping jaw on the chuck.
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| CN201910515267.7A CN110146324B (en) | 2019-06-14 | 2019-06-14 | Scrap iron sampling device for chemical element analysis of welding wire and sampling method thereof |
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| CN201910515267.7A CN110146324B (en) | 2019-06-14 | 2019-06-14 | Scrap iron sampling device for chemical element analysis of welding wire and sampling method thereof |
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| CN110146324A CN110146324A (en) | 2019-08-20 |
| CN110146324B true CN110146324B (en) | 2021-09-17 |
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