CN103752889A - Steel pipe drilling machine - Google Patents
Steel pipe drilling machine Download PDFInfo
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- CN103752889A CN103752889A CN201310707106.0A CN201310707106A CN103752889A CN 103752889 A CN103752889 A CN 103752889A CN 201310707106 A CN201310707106 A CN 201310707106A CN 103752889 A CN103752889 A CN 103752889A
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- steel tube
- drilling machine
- tube drilling
- screw mandrel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
- B23B39/161—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/02—Boring templates or bushings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention belongs to the technical field of machine drilling and relates to a steel pipe drilling machine. The steel pipe drilling machine comprises a hole drilling component, a clamping component, a positioning component, and a bracket for supporting the hole drilling component and the clamping component, the positioning component comprises a sleeve, a piston block in the sleeve and a positioning shaft pin, and the positioning shaft pin is inserted into a steel pipe drilling hole and connected with the piston block. By means of the technical solution, the problem that hole drilling operation efficiency is affected due to the fact that traditional drilling machines cannot immediately find the next hole drilling position after drilling holes in a steel pipe can be effectively solved.
Description
Technical field
The invention belongs to machine drilling technical field, relate to a kind of steel tube drilling machine, described drilling machine is holed for the steel pipe that is 38mm to 50mm to bore.
Background technology
All the time, the industrial demand that steel pipe is holed that all exists, for example, in power construction field, steel tube tower is widely used in transmission line of electricity, and the cat ladder pipe in steel tube tower just need to drill numerous pin nail connecting holes.Traditional boring method is that strut bores, and its shortcoming is that operation is loaded down with trivial details, and dimensional accuracy is not high, and working (machining) efficiency is low, and easily occurs twisted phenomena, directly affects the smooth and easy of later process and carries out.
Certainly, also can adopt drilling machine to steel tube drilling, yet, traditional drilling machine need to mark steel pipe position to be holed in advance, and the accuracy of steel tube drilling depends on the position precision for the treatment of boring sites in curing greatly, once and bored, as also needed boring, also need bore operation to stop, again mark steel pipe position to be holed, waste time and energy.
A kind of solution is, for drill bit machine, two drill bits are at least set, by fixing two distances between drill bit, guarantee the accuracy of steel tube drilling pitch-row, but same, in the situation that steel tube drilling completes and also need boring, the position that cannot find fast next boring in steel pipe, has affected bore operation efficiency greatly.
Summary of the invention
To be solved by this invention is at conventional borehole machine, after steel pipe has been bored to hole, to find at once the next position that needs boring, affects the problem of bore operation efficiency, and provides a kind of steel tube drilling machine for this problem.
A kind of steel tube drilling machine, comprise wellbore part, clamping part and the bracing frame that supports wellbore part and clamping part, it is characterized in that described steel tube drilling machine also comprises positioning element, described positioning element comprises sleeve, the piston block in sleeve and the location axle pin of inserting steel tube drilling, and described location axle pin is connected with piston block.
With respect to conventional borehole machine, the present invention has set up positioning element, described positioning element comprises sleeve, piston block in sleeve and the location axle pin being connected with piston block, as long as technical staff is according to the requirement of institute's drilling hole distance, adjust steel tube drilling machine of the present invention, making drill bit and the distance between location axle pin in wellbore part is drilling hole distance, during use, first with the drill bit in wellbore part, steel pipe is holed, then mobile steel pipe, in the hole newly getting out with location axle pin insertion steel pipe, now the drill bit in wellbore part just in time faces the position that steel pipe need to be holed, therefore can again hole at once, the position of boring is accurately reliable, drilling efficiency improves greatly.
As further improvement, the present invention has improved the automation of positioning element operation, concrete scheme be for steel tube drilling machine of the present invention set up control circuit and be electrically connected to control circuit fill the parts of bleeding, then sleeve is adapted as to enclosed construction, and all outputs and the blow vent that fills the members of bleeding in sleeve bottom and top.Like this to the bottom of sleeve or top fill to bleed and just can drive the motion of piston block, by the control of control circuit, in needs, location axle pin is inserted to the steel tube drilling having bored.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram (not steel tube delivery frame) of a kind of steel tube drilling machine described in embodiment;
Fig. 2 is the part side-looking structural representation (not showing screw mandrel groove) of a kind of steel tube drilling machine described in embodiment;
Fig. 3 be described in embodiment a kind of steel tube drilling machine face structural representation (arm is not kept out in steel tube delivery frame and boring);
Fig. 4 is side-looking structural representation when bit feed body (not showing motor part) and drill bit centring ring connection status in a kind of steel tube drilling machine described in embodiment;
Fig. 5 faces structural representation when bit feed body (not showing motor part) and drill bit centring ring connection status in a kind of steel tube drilling machine described in embodiment;
Fig. 6 is the structural representation of steel pipe delivery frame in a kind of steel tube drilling machine described in embodiment;
Fig. 7 is the structural representation of the running roller of steel pipe delivery frame part in a kind of steel tube drilling machine described in embodiment;
Fig. 8 is the stay pipe of steel pipe delivery frame and the structural representation of support platform connecting portion in a kind of steel tube drilling machine described in embodiment;
Fig. 9 adjusts the structural representation of screw mandrel described in embodiment in a kind of steel tube drilling machine.
The specific embodiment
This specific embodiment is the supplementary notes to summary of the invention part.
One, the accurately collaborative improvement of adjusting of wellbore part and positioning element position
The present invention finds after the described a kind of steel tube drilling machine of summary of the invention part is applied in reality, although it is accurately reliable that described steel tube drilling machine can access bore position, drilling efficiency such as improves greatly at the technique effect, but when steel pipe is bored to the boring of different pitch-rows, drilling efficiency has just been subject to serious impact.At present, the method that changes pitch-row is to adjust position between wellbore part and positioning element to adapt to the requirement of boring new pitch-row, and the normally advanced row manual measurement of means of adjusting, then wellbore part and positioning element are retightened, whole process operation gets off, waste time and energy, and aspect dimension precision between the holes, for example, even if the positional precision of single parts (wellbore part) can acquire a certain degree, but the positional precision of a plurality of parts need to be by the error stack of all parts, therefore, in general, the precision of pitch-row is difficult to be guaranteed.
For this reason, this specific embodiment is bored on the basis that holds described technical scheme in invention, and for described steel tube drilling machine has been set up drilling hole apart from adjustment component, described drilling hole comprises the sliding track mechanism being fixed on bracing frame and adjusts screw mandrel apart from adjustment component; Adjusting screw mandrel is comprised of contrary first minute bar of thread rotary orientation and second minute bar, described first minute bar and second minute bar are respectively equipped with N section section and N-1 section section, the section that is close to first minute bar and second minute bar junction is the first section, and the pitch of the n section in described first minute bar and second minute bar and the n that length is the first section are doubly; Described wellbore part comprises at least one units, described units and positioning element are equipped with and the screwed hole of adjusting wire rod thread and mating, described sliding track mechanism comprises the slide rail being fixed on bracing frame, described units and positioning element are equipped with the chute matching with slide rail, and described slide rail be arranged in parallel with adjustment screw mandrel; Described N is greater than 1 natural number that is less than 11, and n is greater than 1 natural number that is less than or equal to N.
In technique scheme, units is all connected with adjustment wire rod thread by screwed hole with positioning element, rotate to adjust screw mandrel, units and positioning element will slide on the slide rail parallel with adjusting screw mandrel, reach change drilling hole apart from time adjust the object of units and positioning element.What is more important, this scheme has provided the method how different parts (for example units and positioning element) of synchronous coordination position is adjusted, by adjusting screw rod, be divided into contrary first minute bar of rotary orientation and second minute bar, first minute bar and second minute bar are respectively equipped with N section section and N-1 section section, if the section of first minute bar of next-door neighbour and second minute bar junction is made as to the first section, first minute bar and second minute bar are arranged, make the pitch of the n section in first minute bar and second minute bar and n that length is the first section doubly; N is greater than 1 natural number, and certainly in actual applications, N is greater than 1 natural number that is less than 11, and n is greater than 1 natural number that is less than or equal to N.
Units and positioning element are arranged in to adjust on screw mandrel and should follow following 2 points: under the condition of the first, being all fully used at all sections, be that each section of section has the screwed hole of a units or positioning element to be threaded with it, now, should make the screwed hole of positioning element be threaded with the N section of first minute bar; The second, in the situation that units quantity is few, can vacate part section, but units should be booked along the section of adjusting screw mandrel both sides successively from the first section of first minute bar and second minute bar, and then the upper positioning element of row, the section next-door neighbour that the section that makes to be threaded with positioning element is at least threaded with a units.
Units and positioning element are made after above-mentioned arrangement, as long as rotate, adjust screw mandrel, the units and the positioning element that are threaded with each section of adjustment screw mandrel can move by synchronous coordination, guarantee to adjust the accuracy of rear position, compared to existing method of adjustment, no matter from the efficiency of operation, or precision aspect all greatly improves.
Consider that the steel pipe bore that steel tube drilling machine bores described in this specific embodiment is between 38mm to 50mm, do not need to arrange too much units, in addition for ease of the control of electrical system, when a plurality of units are holed to steel pipe, not often to carry out simultaneously, too much units will increase the burden of related electric system greatly, therefore N can be made as to 2, and described wellbore part is comprised of two units.
Those skilled in the art can also arrange scale (for example in slide rail corresponding position, vernier graduation chi being set) at slide rail and the first section corresponding position, facilitating technical staff is that the movement of units arranges accurate distance, separates between adjacent two sections by dividing plate simultaneously.
Two, the improvement of bit unit borehole accuracy
In the process of bit, tend to vibrate, small vibration can not cause king-sized impact to the precision of boring, but drill bit is long service time one, the amplitude of bit vibration will increase greatly, the precision of boring is declined to a great extent, for this reason, described in this specific embodiment, units comprises bit feed body and drill bit centring ring, drill bit centring ring is connected by L shaped contiguous block with bit feed body, drill bit centring ring internal diameter and drill bit bore matched in clearance, thus the vibration that bit process occurs will be kept out by drill bit centring ring.On the other hand, units also comprises that the boring corresponding with bit feed body keeps out arm, described boring is kept out arm bottom and is connected with bit feed body by contiguous block, described boring is kept out the boring that arm top is provided with inner hollow and is kept out end, and it is corresponding with the drill bit of bit feed body that end inner hollow part is kept out in described boring.Steel pipe is in when boring, and drill bit can be kept out arm by boring to the impulsive force of steel pipe and be offset, and is unlikely to occur steel pipe deformation and affects borehole accuracy.
Should see, described in this specific embodiment, the effect of clamping part is when boring, to clamp steel pipe, and the bore of steel pipe be 38mm to 50mm not etc., traditional clamping part only contains the gripper jaw matching with steel pipe bore, change into after different steel pipe bores, gripper jaw is owing to not mating, gripping performance will be affected, for example, when steel pipe bore is excessive, the force part of gripper jaw and steel pipe concentrates on gripper jaw pawl end, clamping action area significantly reduces, in order to prevent occurring loosening phenomenon while causing steel tube drilling because gripping performance reduces, and then the precision of impact boring, conventionally take to strengthen the method for chucking power, yet apply larger clamping force and can twist off gripper jaw, and when steel pipe bore is too small, gripper jaw presss from both sides less than steel pipe at all, lost again the function clamping, therefore, if being applied in the clamping part described in this specific embodiment, traditional clamping part can not carry out effective clamping action to the steel pipe of different bores.For this reason, this specific embodiment redesigns described clamping part, the screw mandrel groove that described clamping part comprises clamp and supported by bracing frame, in screw mandrel groove, establish screw mandrel and chute, the screw thread of screw mandrel one side is contrary with the thread rotary orientation of opposite side, two clamping limb one end of described clamp are provided with the screwed hole mating with screw mandrel both sides screw thread respectively, the other end is provided with oval gripper jaw, described elliptic arc gripper jaw transverse radius is 53mm, minor axis radius is 40mm, the angle that elliptic arc is corresponding is 70 °, described two clamping limbs are equipped with the projection piece that inserts chute.
It is 53mm that gripper jaw is arranged to major axis radius, minor axis radius is 40mm, after the corresponding angle of elliptic arc is 70 °, elliptic arc gripper jaw only clamps operation by the core of elliptic arc gripper jaw to steel pipe, thereby avoided the stressed of elliptic arc gripper jaw pawl end, and clamp adopts screw mandrel to rotate to the clamping of steel pipe, two mobile in opposite directions modes of clamping limb complete, and can provide more chucking power like this.
Three, other some technological improvements
Described in this specific embodiment, steel tube drilling machine also comprises control circuit and sprinkler part, and described sprinkler part comprises water pump and the nozzle of spraying water towards drill bit, and the drill bit motor in described water pump and bit feed body is all electrically connected to control circuit.When boring, water pump is operation simultaneously also, from the water of nozzle ejection, will directly get to drill bit, prevents bit bore generation superheating phenomenon.
In addition, described in this specific embodiment, steel tube drilling machine also comprises the steel pipe delivery frame being comprised of stay pipe and support platform, described support platform bottom is provided with the platform legs being threaded with stay pipe, support platform is provided with row's running roller, each running roller comprises by nut and is fixed on thread spindle, the position adjustments axle sleeve in support platform and the running roller body that puts rolling at position regulating shaft, and described position adjustments axle sleeve is threaded with thread spindle.
Embodiment
Control circuit, water pump described in the present embodiment, fill the parts of bleeding all not shown in Figure of description.
See Fig. 1 to Fig. 9, a kind of steel tube drilling machine, comprise that wellbore part, clamping part, positioning element 3, bracing frame 12, drilling hole are apart from adjustment component and two steel pipe delivery framves (seeing Fig. 6) of being positioned at both sides, described wellbore part comprises two units, and each units comprises that bit feed body 7, drill bit centring ring and the boring corresponding with bit feed body keeps out arm 15.
Bit feed body 7 comprise feed motor part 38 and with the bit part 37 that feeds motor part 38 and be connected, drill bit centring ring is connected with bit feed body by L shaped contiguous block, drill bit centring ring passes for drill bit 11, its internal diameter and drill bit 11 bore matched in clearance, L shaped contiguous block can be Split type structure, and drill bit centring ring can be also dual ferrule arrangement, for example in the present embodiment, L shaped contiguous block comprises the longitudinal axis 30 that is provided with the transverse axis 35 of flat key 36 and connects drill bit centring ring, wherein the longitudinal axis 30 is an overall structure with drill bit centring ring, the longitudinal axis 30 is provided with the through hole partly mating with transverse axis flat key, thereby the longitudinal axis 30 can slide along transverse axis 35 directions in transverse axis flat key part, after location positioning, just can fix with bolt (seeing Fig. 5), the adjustment lasso 40 that drill bit centring ring comprises centring ring body 10 and is positioned at centring ring body 10, described adjustment lasso 40 internal diameters and drill bit 11 bore matched in clearance, like this, the amplitude that those skilled in the art produce in the time of can reducing drill bit 11 rotation by two kinds of modes: first, the longitudinal axis 30 is moved along transverse axis 35, the drill end of as far as possible close drill bit 11, the second, replace to adjust lasso 40, make to adjust the bore matched in clearance of internal diameter and the drill bit 11 of lasso 40.
Bit feed body 7 is kept out arm 15 bottoms with boring and is connected by contiguous block 14, and boring is kept out the boring that arm 15 tops are provided with inner hollow and kept out end 21, and it is corresponding with the drill bit 11 of bit feed body 7 that end inner hollow part 22 is kept out in boring.
Described positioning element comprises sleeve 4, the piston block in sleeve 49 and the location axle pin 8 of inserting steel tube drilling, and described location axle pin 8 is connected with piston block 9.More common positioning element is provided with handle on piston block, moving handle gets final product running fix pivot pin, but the present embodiment does not adopt the scheme of handle mobile piston piece, (reason is at least that this scheme needs manual operation, require great effort and can produce operate miss), but sleeve 4 is set to enclosed construction, sleeve 4 bottoms and top are equipped with blow vent 2, set up again in addition control circuit and be electrically connected to control circuit fill the parts of bleeding, fill the parts of bleeding and be communicated with blow vent 2, so just can automatically be controlled by control circuit the movement of location axle pin 8.Those skilled in the art can also be further for steel tube drilling machine described in the present embodiment be set up sprinkler part, described sprinkler part comprises water pump and the nozzle 39 of spraying water towards drill bit, drill bit motor in described water pump and bit feed body 7 is all electrically connected to control circuit, as long as drill bit is started working, nozzle 39 is just sprayed water to drill bit.
Clamping part comprises clamp, be fixed on screw mandrel groove 17 and turning handle 33 on bracing frame 12, in screw mandrel groove 17, establish screw mandrel 16 and chute, the screw thread of screw mandrel 16 1 sides is contrary with the thread rotary orientation of opposite side and driven by turning handle 33, two clamping limb 19 one end of described clamp are provided with the screwed hole mating with screw mandrel 16 both sides screw threads respectively, the other end is provided with elliptic arc gripper jaw 32, the elliptic arc major axis radius of described elliptic arc gripper jaw 32 is 53mm, minor axis radius is 40mm, the corresponding angle of elliptic arc is 70 °, described two clamping limbs 19 are equipped with the projection piece 60 that inserts chute, rotate turning handle 33 and just can control the clamping dynamics of 32 pairs of steel pipes of elliptic arc gripper jaw, the clamping of the steel pipe that it is 38mm to 50mm that described elliptic arc gripper jaw 32 can complete bore smoothly.
Described in the present embodiment, the parts of steel tube drilling office key are that drilling hole is apart from adjustment component, these parts comprise the sliding track mechanism being fixed on bracing frame 12 and adjust screw mandrel 1, the present embodiment is arranged on two bit feed bodies 7 and positioning element 3 side of bracing frame 12, the opposite side that arm 15 is arranged on bracing frame 12 is kept out in clamping part and two borings, described bit feed body 7, positioning element 3 and boring are kept out arm 15 bottoms and are equipped with chute, described sliding track mechanism comprises the first slide rail 13 and the second slide rail 18, the chute of bit feed body 7 and positioning element 3 bottoms slides on the first slide rail 13, the chute that arm 15 bottoms are kept out in boring slides on the second slide rail 18.
Described adjustment screw mandrel 1 and the first slide rail 13 and the second slide rail 18 be arranged in parallel, and form (seeing Fig. 9) by contrary first minute bar of thread rotary orientation and second minute bar 65, within described first minute, bar is provided with two sections of sections, from adjusting in screw mandrel 1, to adjusting screw mandrel 1 end, be followed successively by inner section 66 and foreign section 67, the pitch of foreign section 67 and length are 2 times of inner section, the pitch of inner section 66 and second minute bar 65 and equal in length, separates with dividing plate between inner section 66 and foreign section 67.
Two bit feed bodies 7 described in the present embodiment and positioning element 3 are equipped with and the screwed hole 6 of adjusting screw mandrel 1 and matching, described two bit feed bodies 7 are threaded with adjustment screw mandrel 1 by inner section 66 and second minute bar 65 respectively, positioning element 3 is threaded with adjustment screw mandrel 1 by foreign section 67, screw mandrel 1 is adjusted in rotation, two bit unit and positioning element 3 can coordinate synchronization move, the present embodiment is also provided with vernier graduation chi 5 on the first slide rail 13, for the ease of rotating, adjust screw mandrel 1, also screw mandrel 1 one end installation turning handle (the present embodiment does not adopt) can adjusted.
Two steel pipe delivery framves include stay pipe 51 and support platform 50, described support platform 50 bottoms are provided with the platform legs 56 being threaded with stay pipe 51, support platform 50 is provided with row's running roller, contain three running rollers, each running roller 52 comprises by nut and is fixed on the thread spindle 53 in support platform 50, position adjustments axle sleeve 55 and the running roller body 54 rolling on position regulating shaft cover 55, described position adjustments axle sleeve 55 is threaded with thread spindle 53, rotational support pipe 51 and position adjustments axle sleeve 55 just can be adjusted the position of steel pipe, after having adjusted, with bolt 55, stay pipe 51 and platform legs 56 are interfixed, realize the technique effect that steel pipe on steel pipe delivery frame aligns with clip position between two elliptic arc gripper jaws 32 in clamping part.
During use, first steel pipe is placed on steel pipe delivery frame, then adjust running roller 52 and stay pipe 51, steel pipe is alignd with the clip position between two elliptic arc gripper jaws 32, then to units direction, push steel pipe, rotate subsequently turning handle 33, two elliptic arc gripper jaws 32 will tightly be clamped steel pipe, rotate and adjust screw mandrel 1, according to the desired spacing of wells, adjust the distance between two units and positioning element 3, start the boring of drill bit motor, now shower nozzle 39 is sprayed water, bored behind hole, unclamp two elliptic arc gripper jaws 32, mobile steel pipe again, control the location axle pin 8 in positioning element 3, make location axle pin 8 insert the new hole just having got out, rotate again turning handle 33, two elliptic arc gripper jaws 32 clamp steel pipe again, carry out next round bore operation.
Claims (10)
1. a steel tube drilling machine, comprise wellbore part, clamping part and the bracing frame that supports wellbore part and clamping part, it is characterized in that described steel tube drilling machine also comprises positioning element, described positioning element comprises sleeve, the piston block in sleeve and the location axle pin of inserting steel tube drilling, and described location axle pin is connected with piston block.
2. a kind of steel tube drilling machine according to claim 1, is characterized in that described steel tube drilling machine also comprises that drilling hole is apart from adjustment component, and described drilling hole comprises the sliding track mechanism being fixed on bracing frame and adjusts screw mandrel apart from adjustment component;
Adjusting screw mandrel is comprised of contrary first minute bar of thread rotary orientation and second minute bar, described first minute bar and second minute bar are respectively equipped with N section section and N-1 section section, the section that is close to first minute bar and second minute bar junction is the first section, and the pitch of the n section in described first minute bar and second minute bar and the n that length is the first section are doubly;
Described wellbore part comprises at least one units, described units and positioning element are equipped with and the screwed hole of adjusting wire rod thread and mating, described sliding track mechanism comprises the slide rail being fixed on bracing frame, described units and positioning element are equipped with the chute matching with slide rail, and described slide rail be arranged in parallel with adjustment screw mandrel;
Described N is greater than 1 natural number that is less than 11, and n is greater than 1 natural number that is less than or equal to N.
3. a kind of steel tube drilling machine according to claim 2, is characterized in that described slide rail and the first section corresponding position are provided with scale, separate by dividing plate between adjacent two sections.
4. according to a kind of steel tube drilling machine described in claim 2 or 3, it is characterized in that described wellbore part is comprised of two units, described N is 2.
5. a kind of steel tube drilling machine according to claim 2, it is characterized in that described units comprises bit feed body and drill bit centring ring, described drill bit centring ring is connected by L shaped contiguous block with bit feed body, drill bit centring ring internal diameter and drill bit bore matched in clearance.
6. a kind of steel tube drilling machine according to claim 5, it is characterized in that described steel tube drilling machine also comprises control circuit and sprinkler part, described sprinkler part comprises water pump and the nozzle of spraying water towards drill bit, and the drill bit motor in described water pump and bit feed body is all electrically connected to control circuit.
7. according to a kind of steel tube drilling machine described in claim 5 or 6, it is characterized in that described units also comprises that the boring corresponding with bit feed body keeps out arm, described boring is kept out arm bottom and is connected with bit feed body by contiguous block, described boring is kept out the boring that arm top is provided with inner hollow and is kept out end, and it is corresponding with the drill bit of bit feed body that end inner hollow part is kept out in described boring.
8. a kind of steel tube drilling machine according to claim 1, it is characterized in that the screw mandrel groove that described clamping device comprises clamp and supported by bracing frame, in screw mandrel groove, establish screw mandrel and chute, the screw thread of screw mandrel one side is contrary with the thread rotary orientation of opposite side, two clamping limb one end of described clamp are provided with the screwed hole mating with screw mandrel both sides screw thread respectively, the other end is provided with elliptic arc gripper jaw, described elliptic arc gripper jaw elliptic arc major axis radius is 53mm, minor axis radius is 40mm, the angle that elliptic arc is corresponding is 70 °, described two clamping limbs are equipped with the projection piece that inserts chute.
9. a kind of steel tube drilling machine according to claim 1, it is characterized in that described steel tube drilling machine also comprise control circuit and be electrically connected to control circuit fill the parts of bleeding, described sleeve is enclosed construction, and sleeve bottom and top are equipped with and the blow vent that fills the members of bleeding.
10. a kind of steel tube drilling machine according to claim 1, it is characterized in that described steel tube drilling machine also comprises the steel pipe delivery frame being comprised of stay pipe and support platform, described support platform bottom is provided with the platform legs being threaded with stay pipe, support platform is provided with row's running roller, each running roller comprises by nut and is fixed on thread spindle, the position adjustments axle sleeve in support platform and the running roller body that puts rolling at position regulating shaft, and described position adjustments axle sleeve is threaded with thread spindle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310707106.0A CN103752889A (en) | 2013-12-06 | 2013-12-06 | Steel pipe drilling machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310707106.0A CN103752889A (en) | 2013-12-06 | 2013-12-06 | Steel pipe drilling machine |
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Cited By (6)
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| CN104589068A (en) * | 2015-02-09 | 2015-05-06 | 吉林大学 | Automatic drilling device for cylinder barrels of hydraulic cylinders |
| CN105478827A (en) * | 2016-01-05 | 2016-04-13 | 苏州市永通不锈钢有限公司 | Metal tube drilling machine having multi-drilling function |
| CN105881891A (en) * | 2014-12-29 | 2016-08-24 | 无锡龙舜实业有限公司 | Butt joint machine for water distribution pipes |
| CN107398577A (en) * | 2017-09-25 | 2017-11-28 | 浙江环龙机器有限公司 | A kind of adjustable puncher in position |
| CN113335004A (en) * | 2021-06-28 | 2021-09-03 | 安徽拓盛汽车零部件有限公司 | Inner bushing of rear upper control arm and processing technology thereof |
| CN117943585A (en) * | 2024-03-27 | 2024-04-30 | 山西众合无磁钻具股份有限公司 | Fixed station for boring non-magnetic drill collar |
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| CN105881891A (en) * | 2014-12-29 | 2016-08-24 | 无锡龙舜实业有限公司 | Butt joint machine for water distribution pipes |
| CN104589068A (en) * | 2015-02-09 | 2015-05-06 | 吉林大学 | Automatic drilling device for cylinder barrels of hydraulic cylinders |
| CN105478827A (en) * | 2016-01-05 | 2016-04-13 | 苏州市永通不锈钢有限公司 | Metal tube drilling machine having multi-drilling function |
| CN107398577A (en) * | 2017-09-25 | 2017-11-28 | 浙江环龙机器有限公司 | A kind of adjustable puncher in position |
| CN107398577B (en) * | 2017-09-25 | 2023-09-01 | 株洲科力达实业有限公司 | Position-adjustable perforating machine |
| CN113335004A (en) * | 2021-06-28 | 2021-09-03 | 安徽拓盛汽车零部件有限公司 | Inner bushing of rear upper control arm and processing technology thereof |
| CN117943585A (en) * | 2024-03-27 | 2024-04-30 | 山西众合无磁钻具股份有限公司 | Fixed station for boring non-magnetic drill collar |
| CN117943585B (en) * | 2024-03-27 | 2024-06-04 | 山西众合无磁钻具股份有限公司 | Fixed station for boring non-magnetic drill collar |
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