CN220259638U - Front lock type drill rod - Google Patents
Front lock type drill rod Download PDFInfo
- Publication number
- CN220259638U CN220259638U CN202322121409.6U CN202322121409U CN220259638U CN 220259638 U CN220259638 U CN 220259638U CN 202322121409 U CN202322121409 U CN 202322121409U CN 220259638 U CN220259638 U CN 220259638U
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- China
- Prior art keywords
- rod
- limiting
- fixed block
- drill rod
- block
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- 238000005553 drilling Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model relates to the technical field of drill rods, in particular to a front locking type drill rod which comprises a drill rod, a front locking piece, a conical groove and a limiting rod, wherein the front locking piece is arranged on the outer side of the drill rod, the conical groove is formed in the drill rod, an output rod is contacted with the outer side of the drill rod, the output rod is contacted with the conical groove, the outer side of the output rod is fixedly connected with a limiting ring, the outer side of the limiting ring is slidably connected with a fixing block, the fixing block is fixedly connected with the drill rod, and the fixing block is slidably connected with the output rod. According to the utility model, the rotating disc drives the screw rod to rotate through the components such as the limiting ring, the fixed block and the limiting block, the position of the limiting block is regulated by the screw rod, the limiting block fixes the limiting ring, the limiting ring is prevented from loosening, the drill rod is connected with the output rod more stably, the problem that the drill rod is connected with the output rod and is not limited axially is solved, and the drill rod is easy to fall off when the drill rod is used.
Description
Technical Field
The utility model relates to the technical field of drill rods, in particular to a front locking type drill rod.
Background
The drill rod has high cutting speed and is suitable for processing steel, cast iron, stainless steel and advanced materials. The utility model patent with the publication number of CN216607361U discloses a front locking type drill rod cutter nest, which comprises a cutter bar and a cutter head; the inner part of the cutter bar top end is provided with a mounting groove, the upper part of the mounting groove is provided with a supporting block, the inner side of the supporting block is provided with a fixing plate, and the fixing plate is connected with a supporting plate through a spring; the lower part of the mounting groove is provided with a positioning lug; the upper and lower inner walls inside the mounting groove are provided with two arc surfaces; a positioning mounting hole is formed in the bottom of the mounting groove; according to the cutter head positioning device, the cutter head is placed into the mounting groove along two sections of arc surfaces of the inner wall of the mounting groove, so that the cutter head can be smoothly placed into the cutter bar during mounting, the positioning groove at the lower part of the cutter head is connected with the positioning convex block, the mounting head at the bottom is in positioning connection with the positioning mounting hole, and the supporting block is matched with the supporting plate connected through the spring to support the cutter head; the supporting plate is fully abutted against the cutter head, so that the stability of the connection between the cutter head and the mounting groove is enhanced, and the cutter head is fixed through the fastening screw; the stability of the drill rod in the use process is improved.
However, the prior art has the following disadvantages: the drill rod is connected with the output rod, axial limiting is not carried out, and when the drill rod is used, the drill rod is easy to fall off. Therefore, improvements are needed.
Disclosure of Invention
The utility model aims to provide a front locking type drill rod, which solves the problems that the drill rod is connected with an output rod and is not limited in the axial direction, and the drill rod is easy to fall off when in use.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a preceding locking-type drilling rod, includes drilling rod, preceding locking piece, taper groove, gag lever post, the outside of drilling rod is provided with preceding locking piece, the taper groove has been seted up to the inside of drilling rod, the outside contact of drilling rod has the output pole, output pole and taper groove contact, the outside fixedly connected with spacing ring of output pole, the outside sliding connection of spacing ring has the fixed block, fixed block and drilling rod fixed connection, fixed block and output pole sliding connection, the inside sliding connection of fixed block has the stopper, the stopper contacts with the spacing ring, the inside of stopper has the screw rod through threaded connection, the screw rod passes through bearing connection with the fixed block, the outside of gag lever post is provided with the spring.
Preferably, a turntable is fixedly connected to the outer side of the screw rod, and is rotationally connected with the fixed block and controls the screw rod to rotate.
Preferably, a limiting rod is slidably connected to the inside of the turntable, and is slidably connected with the fixed block, and the limiting rod limits the turntable.
Preferably, one end fixedly connected with fixed block of spring, the other end fixedly connected with gag lever post of spring, the spring utilizes elasticity to block the gag lever post in the fixed block.
Preferably, the limiting hole is formed in the fixing block, the limiting hole is in sliding connection with the limiting rod, and the fixing block limits the limiting ring.
Preferably, the number of the limiting holes is multiple, the limiting holes are distributed annularly on the fixing block, and the limiting holes are used for fixing different positions.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the rotating disc drives the screw rod to rotate through the components such as the limiting ring, the fixed block and the limiting block, the position of the limiting block is regulated by the screw rod, the limiting block fixes the limiting ring, the limiting ring is prevented from loosening, the drill rod is connected with the output rod more stably, the problem that the drill rod is connected with the output rod and is not limited axially is solved, and the drill rod is easy to fall off when the drill rod is used.
2. According to the utility model, the limiting rod, the spring and the limiting holes are arranged, the spring clamps the limiting rod into the limiting holes by utilizing elasticity to limit the turntable, and the plurality of limiting holes realize fixation of different positions, so that the turntable is prevented from loosening when in use.
Drawings
FIG. 1 is a perspective view of the overall structure of the present utility model;
FIG. 2 is an enlarged front cross-sectional view of the anchor block of FIG. 1 of the present utility model;
fig. 3 is an enlarged view of a partial structural section of the drill rod of fig. 1 of the present utility model.
In the figure: 1. a drill rod; 2. a front locking piece; 3. a conical groove; 4. an output lever; 5. a limiting ring; 6. a fixed block; 7. a limiting block; 8. a screw; 9. a turntable; 10. a limit rod; 11. a spring; 12. and a limiting hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a front locking type drill rod comprises a drill rod 1, a front locking piece 2, a conical groove 3 and a limiting rod 10, wherein the front locking piece 2 is arranged on the outer side of the drill rod 1, the conical groove 3 is formed in the drill rod 1, an output rod 4 is contacted with the outer side of the drill rod 1, the output rod 4 is contacted with the conical groove 3, a limiting ring 5 is fixedly connected with the outer side of the output rod 4, a fixing block 6 is slidably connected with the outer side of the limiting ring 5, the fixing block 6 is fixedly connected with the drill rod 1, the fixing block 6 is slidably connected with the output rod 4, a limiting block 7 is slidably connected with the inner side of the fixing block 6, the limiting block 7 is contacted with the limiting ring 5, a screw rod 8 is connected with the inner side of the limiting block 7 through threads, and the screw rod 8 is connected with the fixing block 6 through a bearing.
Referring to fig. 1 and 2, a turntable 9 is fixedly connected to the outer side of a screw 8, the turntable 9 is rotationally connected with a fixed block 6, the turntable 9 controls the screw 8 to rotate, a limiting rod 10 is slidably connected to the inside of the turntable 9, the limiting rod 10 is slidably connected with the fixed block 6, the limiting rod 10 limits the turntable 9, a spring 11 is arranged on the outer side of the limiting rod 10, one end of the spring 11 is fixedly connected with the fixed block 6, the other end of the spring 11 is fixedly connected with a limiting rod 10, and the limiting rod 10 is clamped in the fixed block 6 by the spring 11 through elasticity.
Referring to fig. 1 and 2, the fixing block 6 is provided with a plurality of limiting holes 12, the plurality of limiting holes 12 are distributed on the fixing block 6 in a ring shape, the plurality of limiting holes 12 realize fixing at different positions, the limiting holes 12 are slidably connected with the limiting rod 10, and the fixing block 6 limits the limiting ring 5.
The specific implementation process of the utility model is as follows: during operation, the front locking piece 2 is used for fixing a cutter, the limiting rod 10 is moved in a direction away from the fixed block 6 and is kept in a state, then the rotary table 9 is rotated, the rotary table 9 drives the screw rod 8 to rotate, the screw rod 8 and the limiting block 7 are in threaded motion and generate relative displacement, the position of the limiting block 7 is adjusted by the screw rod 8, the limiting block 7 is used for limiting the limiting ring 5, the limiting ring 5 cannot transversely move and is prevented from loosening, the drill rod 1 is connected with the output rod 4 more stably, the problem that the drill rod 1 is connected with the output rod 4 and is not axially limited is solved, when the drill rod 1 is easy to fall off during use, then the limiting rod 10 is released, the limiting rod 10 is clamped into the limiting hole 12 under the elastic force of the spring 11, the limiting plate 9 is limited, the limiting holes 12 are used for realizing fixation of different positions, and the rotary table 9 is prevented from loosening during use.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a preceding locking-type drilling rod, includes drilling rod (1), preceding locking piece (2), taper groove (3), gag lever post (10), its characterized in that: the outside of drilling rod (1) is provided with preceding locking piece (2), conical groove (3) have been seted up to the inside of drilling rod (1), the outside contact of drilling rod (1) has output pole (4), output pole (4) and conical groove (3) contact, the outside fixedly connected with spacing ring (5) of output pole (4), the outside sliding connection of spacing ring (5) has fixed block (6), fixed block (6) and drilling rod (1) fixed connection, fixed block (6) and output pole (4) sliding connection, the inside sliding connection of fixed block (6) has stopper (7), stopper (7) and spacing ring (5) contact, the inside of stopper (7) is through threaded connection has screw rod (8), screw rod (8) are connected through the bearing with fixed block (6), the outside of spacing rod (10) is provided with spring (11).
2. A front lock drill pipe according to claim 1, wherein: the outside of screw rod (8) fixedly connected with carousel (9), carousel (9) are connected with fixed block (6) rotation.
3. A front lock drill pipe according to claim 2, wherein: the inside sliding connection of carousel (9) has gag lever post (10), gag lever post (10) and fixed block (6) sliding connection.
4. A front lock drill pipe according to claim 1, wherein: one end of the spring (11) is fixedly connected with a fixed block (6), and the other end of the spring (11) is fixedly connected with a limiting rod (10).
5. A front lock drill pipe according to claim 1, wherein: the inside of fixed block (6) has seted up spacing hole (12), spacing hole (12) and gag lever post (10) sliding connection.
6. A front lock drill pipe as claimed in claim 5, wherein: the number of the limiting holes (12) is multiple, and the limiting holes (12) are distributed annularly on the fixed block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322121409.6U CN220259638U (en) | 2023-08-08 | 2023-08-08 | Front lock type drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322121409.6U CN220259638U (en) | 2023-08-08 | 2023-08-08 | Front lock type drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220259638U true CN220259638U (en) | 2023-12-29 |
Family
ID=89310794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322121409.6U Active CN220259638U (en) | 2023-08-08 | 2023-08-08 | Front lock type drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220259638U (en) |
-
2023
- 2023-08-08 CN CN202322121409.6U patent/CN220259638U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |