CN204975451U - Non - sighting rod of tungsten alloy - Google Patents
Non - sighting rod of tungsten alloy Download PDFInfo
- Publication number
- CN204975451U CN204975451U CN201520764155.2U CN201520764155U CN204975451U CN 204975451 U CN204975451 U CN 204975451U CN 201520764155 U CN201520764155 U CN 201520764155U CN 204975451 U CN204975451 U CN 204975451U
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- CN
- China
- Prior art keywords
- drill bit
- rod
- tungsten alloy
- straight
- bar portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a non - sighting rod of tungsten alloy relates to a drilling rod, including coupling, the body of rod and drill bit, the coupling is in the same place with body of rod fixed connection, the drill bit includes straight -bar portion and conical drill bit portion, straight -bar portion and the fixed connection of drill bit portion, the surface of drill bit portion is equipped with the external screw thread, the part of keeping away from the coupling on the body of rod is equipped with the spline, be equipped with in the straight -bar portion with the spline groove of spline fit, coupling, the body of rod and drill bit are made by the high -speed steel that the surface was equipped with one deck tungsten alloy cladding material, the utility model discloses a drill bit adopts conical drill bit portion as the working position of drilling, has improved penetration rate, and the drill bit adopts the splined connection with the connected mode of the body of rod, easy dismounting, when drill bit portion wearing and tearing appear and scraps, only need the change drill bit can, need not to change whole device, practiced thrift material cost and processing cost, tungsten alloy cladding material has improved the wearability of drilling rod, has prolonged its life.
Description
Technical field
The utility model relates to a kind of drilling rod, is specifically related to the non-mark post of a kind of tungsten alloy.
Background technology:
Drilling rod, be drill bit again, it is a kind of instrument carrying out object bore operation, it mainly adopts the very high high-speed steel of intensity and hardness or carbide alloy Steel material to make, penetration rate is fast, drilling life of bit is also longer, application number is that CN201420243126.7 discloses a kind of drill bit, comprise the body of rod and be arranged at the drill body of body of rod one end, drill body comprises bit head and is arranged at the connecting portion of the bit head other end, and connecting portion surface is provided with threaded portion, and threaded portion is connected with the body of rod, the body of rod is provided with joint portion, and joint portion can fold.Compared with prior art, the Advantageous Effects of this kind of drill bit is, when more bit change is to adapt to assembling needs repeatedly for needs, can replacing changing in prior art by changing drill body the way of whole drill bit, decreasing the wearing and tearing of drill body and puncher junction, operator is also without the need to buying a lot of drill bits to meet different assembling needs, also make operation easier, provide cost savings, improve operating efficiency, extend the service life of puncher.But this kind of drill bit can only use as drill bit, function singleness, and bit face does not arrange wearing layer, the rate of wear is fast, when damaging appears in bit part, needs to change whole drill bit device, waste resource.
Utility model content
The purpose of this utility model is to provide a kind of tungsten alloy non-mark post, to solve the above-mentioned multinomial defect caused in prior art.
The non-mark post of a kind of tungsten alloy, comprise box cupling, the body of rod and drill bit, described box cupling and the body of rod are fixed together, described drill bit comprises the bit head of straight-bar portion and taper, straight-bar portion is fixedly connected with bit head, and the outer surface of bit head is provided with external screw thread, and the part away from box cupling on the body of rod is provided with spline, straight-bar portion is provided with the spline with spline fitted, and the high-speed steel that described box cupling, the body of rod and drill bit are provided with one deck tungsten alloy coating by outer surface is made.
Preferably, the part described straight-bar portion is connected with bit head is provided with some along the chip area of straight-bar portion radial direction in circumferential array.
Preferably, the one end away from box cupling on the described body of rod is provided with hex slot.
Preferably, the length of described box cupling is 2/3 of body of rod length.
Preferably, the straight-bar portion in described spline is also provided with one section of cylinder groove.
The utility model has the advantage of: drill bit of the present utility model adopts the bit head of taper as the working position of boring, improve penetration rate, the connected mode of drill bit and the body of rod adopts spline joint, easy accessibility, when bit head occurs that wearing and tearing are scrapped, only need more bit change, without the need to changing whole device, material cost and processing cost are saved, described tungsten alloy coating improves the wearability of drilling rod, extend its service life, the part that described straight-bar portion is connected with bit head is provided with some along the chip area of straight-bar portion radial direction in circumferential array, be conducive to the discharge of chip, one end away from box cupling on the described body of rod is provided with hex slot, can be used for dismounting screw, improve its range of application, one section of cylinder groove is also provided with in described spline, weight is alleviated under the prerequisite ensureing sufficient intensity and rigidity.
Accompanying drawing explanation
Fig. 1 is the structural representation of the non-mark post of a kind of tungsten alloy described in the utility model.
Fig. 2 is the end view of a kind of tungsten alloy described in the utility model non-mark post king-rod body.
Wherein: 1-box cupling, 2-body of rod, 3-spline, 4-hex slot, 5-straight-bar portion, 6-spline, 7-chip area, 8-bit head, 9-external screw thread, 10-cylinder groove.
Detailed description of the invention
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with detailed description of the invention, setting forth the utility model further.
As depicted in figs. 1 and 2, the non-mark post of a kind of tungsten alloy, comprise box cupling 1, the body of rod 2 and drill bit, described box cupling 1 is fixed together with the body of rod 2, described drill bit comprises the bit head 8 of straight-bar portion 5 and taper, straight-bar portion 5 is fixedly connected with bit head 8, the outer surface of bit head 8 is provided with external screw thread 9, the body of rod 2 is provided with spline 3 away from the part of box cupling 1, straight-bar portion 5 is provided with the spline 6 coordinated with spline 3, described box cupling 1, the high-speed steel that the body of rod 2 and drill bit are provided with one deck tungsten alloy coating by outer surface is made, this kind of drill bit adopts the bit head 8 of taper as the working position of boring, improve penetration rate, the connected mode of drill bit and the body of rod 2 adopts spline joint, easy accessibility, when bit head 8 occurs that wearing and tearing are scrapped, only need more bit change, without the need to changing whole device, material cost and processing cost are saved, described tungsten alloy coating improves the wearability of drilling rod, extend its service life.
It should be noted that the part that described straight-bar portion 5 is connected with bit head 8 is provided with some along the chip area 7 of straight-bar portion 5 radial direction in circumferential array, be conducive to the discharge of chip.
In the present embodiment, the one end away from box cupling 1 on the described body of rod 2 is provided with hex slot 4, can be used for dismounting screw, improves its range of application.
In the present embodiment, the length of described box cupling 1 is 2/3 of the body of rod 2 length.
In addition, the straight-bar portion 5 in described spline 6 is also provided with one section of cylinder groove 10, under the prerequisite ensureing sufficient intensity and rigidity, alleviates weight.
Based on above-mentioned, drill bit of the present utility model adopts the bit head 8 of taper as the working position of boring, improve penetration rate, the connected mode of drill bit and the body of rod 2 adopts spline joint, easy accessibility, when bit head 8 occurs that wearing and tearing are scrapped, only needing more bit change, without the need to changing whole device, having saved material cost and processing cost, described tungsten alloy coating improves the wearability of drilling rod, extends its service life.
As known by the technical knowledge, the utility model can be realized by other the embodiment not departing from its Spirit Essence or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Allly all to be included in the utility model within the scope of the utility model or being equal to the change in scope of the present utility model.
Claims (5)
1. the non-mark post of tungsten alloy, it is characterized in that, comprise box cupling, the body of rod and drill bit, described box cupling and the body of rod are fixed together, and described drill bit comprises the bit head of straight-bar portion and taper, and straight-bar portion is fixedly connected with bit head, the outer surface of bit head is provided with external screw thread, part away from box cupling on the body of rod is provided with spline, and straight-bar portion is provided with the spline with spline fitted, and the high-speed steel that described box cupling, the body of rod and drill bit are provided with one deck tungsten alloy coating by outer surface is made.
2. the non-mark post of a kind of tungsten alloy according to claim 1, is characterized in that: the part that described straight-bar portion is connected with bit head is provided with some along the chip area of straight-bar portion radial direction in circumferential array.
3. the non-mark post of a kind of tungsten alloy according to claim 2, is characterized in that: the one end away from box cupling on the described body of rod is provided with hex slot.
4. the non-mark post of a kind of tungsten alloy according to claim 1, is characterized in that: the length of described box cupling is 2/3 of body of rod length.
5. the non-mark post of a kind of tungsten alloy according to claim 1, is characterized in that: the straight-bar portion in described spline is also provided with one section of cylinder groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520764155.2U CN204975451U (en) | 2015-09-29 | 2015-09-29 | Non - sighting rod of tungsten alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520764155.2U CN204975451U (en) | 2015-09-29 | 2015-09-29 | Non - sighting rod of tungsten alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204975451U true CN204975451U (en) | 2016-01-20 |
Family
ID=55109871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520764155.2U Expired - Fee Related CN204975451U (en) | 2015-09-29 | 2015-09-29 | Non - sighting rod of tungsten alloy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204975451U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195794A (en) * | 2015-09-29 | 2015-12-30 | 泰州市华诚钨钼制品有限公司 | Tungsten alloy non-standard rod |
| CN109297748A (en) * | 2018-11-06 | 2019-02-01 | 浙江华厦工程勘测设计研究院有限公司 | A kind of soil layer surveying device and investigation method |
-
2015
- 2015-09-29 CN CN201520764155.2U patent/CN204975451U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195794A (en) * | 2015-09-29 | 2015-12-30 | 泰州市华诚钨钼制品有限公司 | Tungsten alloy non-standard rod |
| CN109297748A (en) * | 2018-11-06 | 2019-02-01 | 浙江华厦工程勘测设计研究院有限公司 | A kind of soil layer surveying device and investigation method |
| CN109297748B (en) * | 2018-11-06 | 2021-01-08 | 中煤浙江勘测设计有限公司 | Soil layer surveying device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20160929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |