CN203918023U - A kind of hole drilling type pipe hot centering machine - Google Patents
A kind of hole drilling type pipe hot centering machine Download PDFInfo
- Publication number
- CN203918023U CN203918023U CN201420298814.3U CN201420298814U CN203918023U CN 203918023 U CN203918023 U CN 203918023U CN 201420298814 U CN201420298814 U CN 201420298814U CN 203918023 U CN203918023 U CN 203918023U
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- China
- Prior art keywords
- drill bit
- outlet
- rod
- hydraulic cylinder
- synchronous motor
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- 238000005553 drilling Methods 0.000 title claims abstract description 27
- 230000001360 synchronised effect Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000007704 transition Effects 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 claims description 6
- 230000027455 binding Effects 0.000 claims description 3
- 238000009739 binding Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 238000009785 tube rolling Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000003746 feather Anatomy 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
- Earth Drilling (AREA)
Abstract
The utility model belongs to hot rolled seamless steel tube rolling technical field, proposes a kind of hole drilling type pipe hot centering machine.The hole drilling type pipe hot centering machine proposing includes and pinches roller-way (1), rollgang (2), hydraulic clamp, drill bit centring means and guiding mechanism; Drill bit centring means includes drill bit (8), taper shank (14) and drives also axially movable driving of bit, transmission mechanism; Driving, transmission mechanism include to drive axially movable pair of outlet-rod hydraulic cylinder of drill bit (9) and the synchronous motor (33) in order to drive drill bit (8) to rotate; The leading section of drill bit (8) has arc transition section (18), and drill bit (8) has two symmetrically arranged helicla flutes (19); Synchronous motor (33) is fixed on two outlet-rod hydraulic cylinders (9); Guiding mechanism is screw-nut body.The utlity model has the feature that drilling efficiency is high, borehole accuracy is high, drilling life of bit is long.
Description
Technical field
The utility model relates to the process equipment of the production pipe preparation section of seamless steel pipe, is specifically related to a kind of hole drilling type pipe hot centering machine.
Background technology
Current seamless steel tube production industry mainly contains heat centering, cold centering or adopts and do not feel relieved.Existing heat centering adopts hydraulic pressure or Pneumatic immpacting mode to punch at pipe front end, due to what adopt, be to impact to form internal point, the larger and bad control of strength in impact process, centering precision is low, clamping force and impulsive force required during centering are large, cause distortion, the scuffing of bar, the hole shape of internal point is bad, feels relieved inaccurate, hole depth cannot guarantee, while causing follow-up bar pierced billet, occur that wall unevenness is even, even cannot use, the percent defective of product is increased.Cold centering required time is longer, is unable to supply the pierced billet demand of subsequent product; Do not feel relieved and can cause the wall unevenness of hollow billet front end even, bearing steel, steel alloy etc. cause the difficulty of nipping during compared with the pierced billet of hard tube base.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to propose a kind of hole drilling type pipe hot centering machine.
The utility model adopts following technical scheme for completing above-mentioned purpose:
A hole drilling type pipe hot centering machine, described hole drilling type pipe hot centering machine includes the guiding mechanism that pinches roller-way, rollgang, the hydraulic clamp in order to positioning heat pipe, drill bit centring means and the position of drill bit centring means is adjusted; Corresponding described rollgang is provided with striker plate; Described drill bit centring means includes the also axially movable driving of drill bit, taper shank and driving bit, transmission mechanism; Thereby described driving, transmission mechanism include to drive axially movable pair of outlet-rod hydraulic cylinder of drill bit and the synchronous motor in order to drive the piston rod rotation of two outlet-rod hydraulic cylinders to drive drill bit to rotate; Piston rod one end of described pair of outlet-rod hydraulic cylinder is connected to the output of synchronous motor by belt wheel, driving-belt, the other end is connected with drilling rod chuck; On described belt wheel, be fixed with the sleeve with the piston rod binding of described pair of outlet-rod hydraulic cylinder; Described drilling rod chuck is connected with taper shank; Described taper shank is threaded in the rear portion of described drill bit, the structure that the described drill bit of formation rotates with belt wheel under the effect of described synchronous motor, and form described drill bit relative axially movable structure of sleeve under the effect of two outlet-rod hydraulic cylinders; The leading section of described drill bit has arc transition section, and described drill bit has two symmetrically arranged helicla flutes; Described synchronous motor is fixed on described two outlet-rod hydraulic cylinders; Described guiding mechanism is screw-nut body; The nut coordinating with threads of lead screw connects firmly the upper surface at base, and the upper end of described leading screw connects firmly by connecting plate and described two outlet-rod hydraulic cylinders, and in the lower end of described leading screw, clamp nut is set; Described base have with screw-nut body coordinate, in order to adjust the U-shaped hole of drill bit centring means plan-position.
Described hydraulic clamp includes fixture, lower clamp and in order to drive upper fixture to move down the hydraulic cylinder that clamps heat pipe base; Described upper fixture, lower clamp are arc-shaped structure, and described upper fixture is connected on the piston rod of described hydraulic cylinder, and described hydraulic cylinder is fixed on bracing frame; Described bracing frame is fixed on base.
A kind of hole drilling type pipe hot centering machine the utility model proposes, adopt technique scheme, realized in the hot lower boring to harder material bars such as bearing steel, steel alloys, solved the defect that in current production, drilling efficiency is low, borehole accuracy is low, bit wear is fast; The utlity model has the feature that drilling efficiency is high, borehole accuracy is high, drilling life of bit is long.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the structural representation of drill bit in the utility model.
Fig. 4 is the structural representation of taper shank in the utility model.
In figure: 1, pinch roller-way, 2, rollgang, 3, lower clamp, 4, Antisticking, 5, striker plate, 6, bracing frame, 7, cooling device, 8, drill bit, 9, two outlet-rod hydraulic cylinders, 10, tilting finger, 11, base, 12, supporting base, 13, iron filings box, 14, taper shank, 18, arc transition section, 19, helicla flute, 20, connecting thread in drill bit, 21, the outer connecting thread of taper shank, 31, upper fixture, 32, hydraulic cylinder, 33, synchronous motor, 34, piston rod, 35, leading screw, 36, thermal detector, 37, approach switch, 39, drilling rod chuck, 40, sleeve, 41, belt wheel, 42, driving-belt, 43, feather key.
The specific embodiment
With the specific embodiment, the utility model is illustrated by reference to the accompanying drawings, but the utility model is not limited to these examples.
As shown in Figure 1, a hole drilling type pipe hot centering machine, described hole drilling type pipe hot centering machine includes and pinches roller-way 1, rollgang 2, the hydraulic clamp in order to positioning heat pipe, drill bit centring means and in order to adjust the guiding mechanism of drill bit centring means position; Corresponding described rollgang 2 is provided with striker plate 5, has the hole of passing, bar being holed and felt relieved that makes drill bit centring means on described striker plate 5; In conjunction with Fig. 3, Fig. 4, described drill bit centring means includes drill bit 8, taper shank 14 and drives also axially movable driving of bit, transmission mechanism; Thereby described driving, transmission mechanism include to drive axially movable pair of outlet-rod hydraulic cylinder 9 of drill bit and the synchronous motor 33 in order to drive piston rod 34 rotations of two outlet-rod hydraulic cylinders 9 to drive drill bit 8 to rotate; Piston rod 34 one end of described pair of outlet-rod hydraulic cylinder 9 are connected to the output of synchronous motor 33 by belt wheel 41, driving-belt 42, the other end is connected with drilling rod chuck 39; On described belt wheel 41, being fixed with sleeve 40, in conjunction with Fig. 2. described sleeve 40 is by piston rod 34 bindings of feather key and described pair of outlet-rod hydraulic cylinder; Described drilling rod chuck 39 is connected with taper shank 14; Described taper shank 14 is threaded in the rear portion of described drill bit 8; The leading section of described drill bit 8 has arc transition section 18, and described drill bit 8 has the chip area that helicla flute described in 19, two of two symmetrically arranged helicla flutes forms drill bit; Described drill bit 8 is with in belt wheel 41 rotations under the effect of described synchronous motor 33, and under the effect of two outlet-rod hydraulic cylinders 9, sleeve 40 moves axially relatively; Described synchronous motor 33 is fixed on described two outlet-rod hydraulic cylinders 9; Described drill bit centring means has the drill bit of detection amount of feeding element, in this embodiment, in order to detect the element of the drill bit amount of feeding, can adopt approach switch 37; Described approach switch 37 is fixed on described hydraulic cylinder 9; Described guiding mechanism is screw-nut body; Connect firmly in the upper surface of base 11 with the nut of leading screw 35 threaded engagement, the upper end of described leading screw 35 connects firmly by connecting plate and described two outlet-rod hydraulic cylinders 9, and in the lower end of described leading screw 35, clamp nut is set; Described base 11 have with screw-nut body coordinate, in order to adjust the U-shaped hole of drill bit centring means plan-position, when the plan-position of drill bit centring means is adjusted, rotate described leading screw 35, make described two outlet-rod hydraulic cylinders 9 on described leading screw 35, move up and down the adjustment up and down that realizes drill bit centring means, after adjustment, by clamp nut, leading screw is fastening.
Described hydraulic clamp includes fixture 31, lower clamp 3 and in order to drive upper fixture to move down the hydraulic cylinder 32 that clamps heat pipe base; Described upper fixture 31, lower clamp 3 are arc-shaped structure, described upper fixture 31 is connected on the piston rod of described hydraulic cylinder 32, hydraulic cylinder 32 is bolted and is fixed on hydraulic cylinder fixed head, and hydraulic cylinder fixed head is fastened on bracing frame 6 by connecting bolt; The bolt connecting hole coordinating with described connecting bolt is strip hole, can realize moving left and right of upper fixture on hydraulic cylinder piston rod; Described lower clamp 3 is bolted and is fixed on base 11, and the threaded connection hole in clamp fixing plate is strip hole, by strip hole realize lower clamp 3 left and right, move up and down; On described bracing frame 6, be provided with to detect the thermal detector 36 of heat pipe base.
Step when the utility model is used is: the pipe after heating is delivered to rollgang 2 by pinching roller-way 1 by heat pipe base, rollgang 2 is delivered to pipe on hot centering machine lower clamp 3, striker plate 5 is limited in pipe the position of appointment, thermal detector 36 detects behind the position that pipe is parked in appointment, control hydraulic cylinder 32 declines and drive upper 31 times general who has surrendered's pipe clamping and positioning of fixture, thermal detector 36 provides actuated signal control transmission mechanism to drive drill bit 8 feeding drillings, and boring finishes rear position approach switch 37 provides signal controlling hydraulic system that transmission mechanism is resetted; After transmission mechanism 9 resets, approach switch 37 provides signal, controls hydraulic clamp 3 and drives upper fixture 31 to reset hydraulic cylinder 32; Antisticking 4 prevents that pipe is bonded on fixture 31 with upper fixture rising, by under the pipe top being bonded on upper fixture; After upper fixture 31 resets, auxiliary stirring hook 10 turns over the position to appointment by heat pipe base.When boring, cooling system adopts the water cooling that is mixed with graphite.
Claims (2)
1. a hole drilling type pipe hot centering machine, is characterized in that: described hole drilling type pipe hot centering machine includes and pinches roller-way (1), rollgang (2), the hydraulic clamp in order to positioning heat pipe, drill bit centring means and in order to adjust the guiding mechanism of drill bit centring means position; Corresponding described rollgang (2) is provided with striker plate (5); Described drill bit centring means includes drill bit (8), taper shank (14) and drives also axially movable driving of bit, transmission mechanism; Described driving, transmission mechanism include to drive axially movable pair of outlet-rod hydraulic cylinder of drill bit (9) and in order to drive the piston rod (34) of two outlet-rod hydraulic cylinders (9) thus rotate the synchronous motor (33) that drives drill bit (8) to rotate; Piston rod (34) one end of described pair of outlet-rod hydraulic cylinder (9) is connected to the output of synchronous motor (33) by belt wheel (41), driving-belt (42), the other end is connected with drilling rod chuck (39); On described belt wheel (41), be fixed with the sleeve (40) with the piston rod binding of described pair of outlet-rod hydraulic cylinder; Described drilling rod chuck (39) is connected with taper shank (14); Described taper shank (14) is threaded in the rear portion of described drill bit (8), form described drill bit (8) structure with belt wheel (41) rotation under the effect of described synchronous motor (33), and form described drill bit (8) axially movable structure of relative sleeve (40) under the effect of two outlet-rod hydraulic cylinders (9); The leading section of described drill bit (8) has arc transition section (18), and described drill bit (8) has two symmetrically arranged helicla flutes (19); Described synchronous motor (33) is fixed on described two outlet-rod hydraulic cylinders (9); Described guiding mechanism is screw-nut body; Connect firmly in the upper surface of base (11) with the nut of leading screw (35) threaded engagement, the upper end of described leading screw (35) connects firmly by connecting plate and described two outlet-rod hydraulic cylinders (9), and in the lower end of described leading screw (35), clamp nut is set; Described base (11) have with screw-nut body coordinate, in order to adjust the U-shaped hole of drill bit centring means plan-position.
2. a kind of hole drilling type pipe hot centering machine according to claim 1, is characterized in that: described hydraulic clamp includes fixture (31), lower clamp (3) and in order to drive upper fixture to move down the hydraulic cylinder (32) that clamps heat pipe base; Described upper fixture (31), lower clamp (3) are semicircular structure, and described upper fixture (31) is connected on the piston rod of described hydraulic cylinder (32), and described hydraulic cylinder (32) is fixed on bracing frame (6); Described bracing frame (6) is fixed on base (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420298814.3U CN203918023U (en) | 2014-06-06 | 2014-06-06 | A kind of hole drilling type pipe hot centering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420298814.3U CN203918023U (en) | 2014-06-06 | 2014-06-06 | A kind of hole drilling type pipe hot centering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203918023U true CN203918023U (en) | 2014-11-05 |
Family
ID=51813903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420298814.3U Expired - Fee Related CN203918023U (en) | 2014-06-06 | 2014-06-06 | A kind of hole drilling type pipe hot centering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203918023U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904001A (en) * | 2016-06-23 | 2016-08-31 | 沈富强 | Sectional material machining and punching mechanism |
| CN113370321A (en) * | 2021-05-11 | 2021-09-10 | 宋秋妹 | Wooden installation handle drilling equipment |
| CN113523443A (en) * | 2021-07-22 | 2021-10-22 | 盐城市禾鼎机械股份有限公司 | Positioning reference hole surface finishing tool after gear quenching and using method thereof |
| CN113714742A (en) * | 2021-08-31 | 2021-11-30 | 王月 | Method for manufacturing seamless steel tube |
-
2014
- 2014-06-06 CN CN201420298814.3U patent/CN203918023U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105904001A (en) * | 2016-06-23 | 2016-08-31 | 沈富强 | Sectional material machining and punching mechanism |
| CN105904001B (en) * | 2016-06-23 | 2018-02-23 | 湖南长信华森环保建筑铝模有限公司 | A kind of shape extrusion perforating mechanism |
| CN113370321A (en) * | 2021-05-11 | 2021-09-10 | 宋秋妹 | Wooden installation handle drilling equipment |
| CN113523443A (en) * | 2021-07-22 | 2021-10-22 | 盐城市禾鼎机械股份有限公司 | Positioning reference hole surface finishing tool after gear quenching and using method thereof |
| CN113714742A (en) * | 2021-08-31 | 2021-11-30 | 王月 | Method for manufacturing seamless steel tube |
| CN113714742B (en) * | 2021-08-31 | 2024-05-03 | 江阴市华伟金属制品有限公司 | Manufacturing method of seamless steel tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20150213 Granted publication date: 20141105 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20150813 Granted publication date: 20141105 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20151009 Granted publication date: 20141105 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20160409 Granted publication date: 20141105 |
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| RINS | Preservation of patent right or utility model and its discharge | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20150606 |
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| EXPY | Termination of patent right or utility model |