CN204532076U - The mono-line bit that asymmetric teeth groove, band screw bolt seat blade and nut assemble - Google Patents
The mono-line bit that asymmetric teeth groove, band screw bolt seat blade and nut assemble Download PDFInfo
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- CN204532076U CN204532076U CN201520167833.7U CN201520167833U CN204532076U CN 204532076 U CN204532076 U CN 204532076U CN 201520167833 U CN201520167833 U CN 201520167833U CN 204532076 U CN204532076 U CN 204532076U
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- line bit
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Abstract
The utility model discloses the mono-line bit that a kind of asymmetric teeth groove, band screw bolt seat blade and nut assemble, comprise the rear composition of pricker body, blade body, pad and nut four major part assembling.Carbide alloy blade and the integrally welded rear composition blade body of blade seat, be assemblied in pricker body top and be disposed radially in blade body groove, finally carry out fastening with nut.The utility model has simplicity of design, rational in infrastructure, structure is convenient, be easy to the remarkable advantage of production, not only can overcome the defect that existing mono-line bit exists, improve versatility, maintainability and rock drilling time operating efficiency, but also achieve simple on-site assembling, the function that need not weld once again, if in rock drilling operation process, carry the blade body of small volume, pad and nut more, just can reduce the monolithic backup carrying mono-line bit, conveniently can reclaim carbide alloy, relatively reduce carbide alloy use amount.
Description
Technical field
The utility model relates to a kind of mono-line bit, more particularly, relates to the mono-line bit that a kind of asymmetric teeth groove, band screw bolt seat blade and nut assemble.
Background technology
Current, mono-line bit has simple, the easily manufactured and repeatedly recycling feature after reconditioning of structure, is widely used in rock drilling industry.But existing mono-line bit also exist at large life-span short, reconditioning frequent, reface costly, the defect such as carbide alloy utilization rate is low, not only give in rock drilling operation process and bring larger waste, also have impact on its operating efficiency, add operating cost.Main cause is: many employings monoblock carbide alloy blade of existing mono-line bit and pricker body are once welded, and carbide alloy is expensive, reclaim difficulty in high quality, and cost is higher from the mono-line bit that mill is useless.
Summary of the invention
In view of this, the utility model object is the mono-line bit providing a kind of asymmetric teeth groove, band screw bolt seat blade and nut to assemble, have simplicity of design, rational in infrastructure, build the characteristic convenient, versatility is good, not only can improve the repeat usage of mono-line bit, save Drilling cost, and conveniently can reclaim carbide alloy, relatively reduce carbide alloy use amount.
In order to realize above-mentioned utility model object, the technic relization scheme that the utility model specifically provides the mono-line bit that a kind of asymmetric teeth groove, band screw bolt seat blade and nut assemble is:
Form after comprising the assembling of pricker body, blade body, pad and nut;
Described pricker body has radially opened a Baltimore groove at its top end surface place, as blade body groove, its shape is formed after excising as drawn on the basis of rectangle, in addition, the vertical axis in the middle part of it and along described pricker body also opens a through hole, be connected to described pricker body inner, as blade seat fixing hole, further, a sludge groove is respectively processed with on described blade body groove bilateral symmetry ground, and respectively have a through hole on the surface at two sludge grooves, be connected in the middle part of described pricker body, as drain hole, for lubrication and the cooling of mono-line bit during rock drilling operation,
Described blade body comprises carbide alloy blade and blade seat, both are integrator by welding, wherein carbide alloy blade is positioned at the top of blade seat, it is the basil shape long strip block of the dentation groove that a top is run through completely with several, the structure formed after synthesizing with a rectangular slat block, also require its all dentation groove in addition with mono-line bit axis of rotation for reference center, ensure that it is left, the dentation groove number on right both sides is not etc., namely all track of dentation groove when mono-line bit rotates are coaxial, but it is not concyclic, and blade seat is for being divided into, lower two parts, top is wherein divided into elongate body structure, and its extension physical dimension will match with the blade body groove of described pricker body, and lower part is the center in its bottom surface, vertically be connected with a screw rod, and match with described blade seat fixing hole, for installing described nut,
Described pad, when assembling, contacts with the blade seat fixing hole in described pricker body, and coordinates with described blade seat fixing hole and described nut, for reducing the compressive load per unit area acted on connected piece surface;
Described nut, when assembling, after corresponding with the blade seat fixing hole on described pad, described pricker body and the blade seat bottom surface connecting screw rod on described blade body, then coordinates with it, and screwdriver can be used to carry out corresponding tension-type assembling.
The beneficial effects of the utility model are: provide the mono-line bit that a kind of asymmetric teeth groove, band screw bolt seat blade and nut assemble, not only can overcome the defect that existing mono-line bit exists, improve versatility, maintainability and rock drilling time operating efficiency, but also achieve simple on-site assembling, the function that need not weld once again, if in rock drilling operation process, carry the blade body of small volume, pad and nut more, just can reduce the monolithic backup carrying mono-line bit.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme, be briefly described to the required accompanying drawing used in embodiment or technical scheme description below, apparently, accompanying drawing in the following describes is only comparatively exemplary embodiments of the present utility model or structure composition, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained with reference to the accompanying drawings.
Fig. 1 is a kind of asymmetric teeth groove of the utility model, is with the mono-line bit composition schematic diagram of screw bolt seat blade and nut assembling.
In figure, 1. pricker body, 11. blade body grooves, 12. sludge grooves, 121. drain holes, 112. blade seat fixing holes,
2. blade body, 21. carbide alloy blade, 22. blade seats, 3. pad, 4. nut.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, the utility model technology composition, technical scheme and embodiment are clearly and completely described, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Now with detailed description of the invention, the utility model is further illustrated by reference to the accompanying drawings.
As shown in accompanying drawing 1, be a kind of asymmetric teeth groove of the utility model, be with the mono-line bit of screw bolt seat blade and nut assembling, it is characterized in that:
Comprise pricker body 1, blade body 2, pad 3 and nut 4 and assemble rear composition;
Pricker body 1 has radially opened a Baltimore groove at its top end surface place, as blade body groove 11, its shape is formed after excising as drawn on the basis of rectangle, in addition, the vertical axis in the middle part of it and along above-mentioned pricker body 1 also opens a through hole, be connected to above-mentioned pricker body 1 inner, as blade seat fixing hole 112, further, a sludge groove 12 is respectively processed with on above-mentioned blade body groove 11 bilateral symmetry ground, and respectively have a through hole on the surface at two sludge grooves 12, be connected to above-mentioned pricker body 1 inner, as drain hole 121, for lubrication and the cooling of mono-line bit during rock drilling operation,
Blade body 2 comprises carbide alloy blade 21 and blade seat 22, both are integrator by welding, wherein carbide alloy blade 21 is positioned at the top of blade seat 22, it is the basil shape long strip block of the dentation groove that a top is run through completely with several, the structure formed after synthesizing with a rectangular slat block, also require its all dentation groove in addition with mono-line bit axis of rotation for reference center, ensure that it is left, the dentation groove number on right both sides is not etc., namely all track of dentation groove when mono-line bit rotates are coaxial, but it is not concyclic, and blade seat 22 is for being divided into, lower two parts, top is wherein divided into elongate body structure, and its extension physical dimension will match with the blade body groove 11 of above-mentioned pricker body 1, and lower part is the center in its bottom surface, vertically be connected with a screw rod, and match with above-mentioned blade seat fixing hole 112, for installing above-mentioned nut 4,
Pad 3, when assembling, contacts with the blade seat fixing hole 112 in above-mentioned pricker body 1, and coordinates with described blade seat fixing hole 112 and described nut 4, for reducing the compressive load per unit area acted on connected piece surface;
Nut 4, when assembling, after corresponding with the blade seat fixing hole 112 on above-mentioned pad 3, above-mentioned pricker body 1 and the blade seat 22 bottom surface connecting screw rod on above-mentioned blade body 2, then coordinates with it, and screwdriver can be used to carry out corresponding tension-type assembling.
In rock drilling operation process, just can realize assembling and dismounting mono-line bit expediently by general tool.
The above is only preferred embodiment of the present utility model, not does any pro forma restriction to the utility model.If carry out various distortion or amendment to the utility model embodiment, but still within spirit of the present utility model and principle, all should be included within claims of the present utility model.
Claims (1)
1. asymmetric teeth groove, band screw bolt seat blade and nut assembling mono-line bit, it is characterized in that:
Form after comprising the assembling of pricker body (1), blade body (2), pad (3) and nut (4);
Described pricker body (1) has radially opened a Baltimore groove at its top end surface place, as blade body groove (11), its shape is formed after excising as drawn on the basis of rectangle, in addition, the vertical axis in the middle part of it and along described pricker body (1) also opens a through hole, be connected to described pricker body (1) inner, as blade seat fixing hole (112), further, a sludge groove (12) is respectively processed with on described blade body groove (11) bilateral symmetry ground, and respectively have a through hole on the surface two sludge grooves (12), be connected to described pricker body (1) inner, as drain hole (121), for lubrication and the cooling of mono-line bit during rock drilling operation,
Described blade body (2) comprises carbide alloy blade (21) and blade seat (22), both are integrator by welding, wherein carbide alloy blade (21) is positioned at the top of blade seat (22), it is the basil shape long strip block of the dentation groove that a top is run through completely with several, the structure formed after synthesizing with a rectangular slat block, also require its all dentation groove in addition with mono-line bit axis of rotation for reference center, ensure that it is left, the dentation groove number on right both sides is not etc., namely all track of dentation groove when mono-line bit rotates are coaxial, but it is not concyclic, and blade seat (22) is for being divided into, lower two parts, top is wherein divided into elongate body structure, and its extension physical dimension will match with the blade body groove (11) of described pricker body (1), and lower part is the center in its bottom surface, vertically be connected with a screw rod, and match with described blade seat fixing hole (112), for installing described nut (4),
Described pad (3) is when assembling, contact with blade seat fixing hole (112) position in described pricker body (1), and coordinate, for reducing the compressive load per unit area acted on connected piece surface with described blade seat fixing hole (112) and described nut (4);
Described nut (4) is when assembling, after corresponding with the blade seat fixing hole (112) on described pad (3), described pricker body (1) and blade seat (22) the bottom surface connecting screw rod on described blade body (2), coordinate with it again, and screwdriver can be used to carry out corresponding tension-type assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520167833.7U CN204532076U (en) | 2015-03-25 | 2015-03-25 | The mono-line bit that asymmetric teeth groove, band screw bolt seat blade and nut assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520167833.7U CN204532076U (en) | 2015-03-25 | 2015-03-25 | The mono-line bit that asymmetric teeth groove, band screw bolt seat blade and nut assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204532076U true CN204532076U (en) | 2015-08-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520167833.7U Expired - Fee Related CN204532076U (en) | 2015-03-25 | 2015-03-25 | The mono-line bit that asymmetric teeth groove, band screw bolt seat blade and nut assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204532076U (en) |
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2015
- 2015-03-25 CN CN201520167833.7U patent/CN204532076U/en not_active Expired - Fee Related
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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: 20150805 Termination date: 20160325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |