CN108098425B - Radial drilling equipment for inner wall of cylinder body type deep hole - Google Patents
Radial drilling equipment for inner wall of cylinder body type deep hole Download PDFInfo
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- CN108098425B CN108098425B CN201810089506.2A CN201810089506A CN108098425B CN 108098425 B CN108098425 B CN 108098425B CN 201810089506 A CN201810089506 A CN 201810089506A CN 108098425 B CN108098425 B CN 108098425B
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- 238000005553 drilling Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 11
- 102000004315 Forkhead Transcription Factors Human genes 0.000 claims description 6
- 108090000852 Forkhead Transcription Factors Proteins 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000010892 electric spark Methods 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses radial drilling equipment for the inner wall of a cylinder body type deep hole, which solves the technical problems: aiming at the technical problems that the prior art is difficult to process radial blind holes on the inner wall of a cylinder body, the electric spark processing and the like have the limitations of low efficiency, poor precision and the like, and the processing is more difficult when the aperture is smaller. The technical scheme who adopts, a radial drilling equipment of cylinder body class deep hole inner wall, including driving motor, base, horizontal pole portion, drill bit portion and be used for promoting the manual feed mechanism that the drill bit fed, driving motor sets up in one side of base, and driving motor's motor shaft passes through shaft coupling connection horizontal pole portion one end, and horizontal pole portion sets up the opposite side at the base, and the drill bit portion is connected to the other end of horizontal pole portion. The advantages are that: the device has simple structure, each gear structure in the drill part is very simple and is not in telescopic installation, so that the diameters of the drill part and the cross rod part can be smaller, and the processing of small and deep radial blind holes on the inner wall is facilitated.
Description
Technical Field
The invention relates to radial drilling equipment for inner walls of cylinder deep holes, and belongs to the technical field of machining.
Background
At present, the radial blind hole on the inner wall of the cylinder body is difficult to process, and the radial blind hole is mainly processed by an outside open type processing and then plug welding method, and can also be processed by electric spark processing and other methods, but the electric spark processing and other methods have the limitations of low efficiency, poor precision and the like, and when the aperture is smaller, the processing is more difficult.
Some existing machining methods are mainly used for machining blind holes in the inner wall of a shallow hole; due to the adoption of the special ultra-short drill bit, the service life of the drill bit is short. The radial blind hole processing of the inner wall of the cylinder body is also in the exploring stage.
Disclosure of Invention
The invention aims to solve the technical problems that the existing method for processing the radial blind hole on the inner wall of the cylinder body is difficult in the background art, mainly adopts a method of blocking welding after outer open processing, and can also adopt methods such as electric spark processing, but the electric spark processing has the limitations of low efficiency, poor precision and the like, and the processing is more difficult when the aperture is smaller.
In order to solve the problems, the invention adopts the following technical scheme:
The radial drilling equipment for the inner wall of the cylinder body type deep hole comprises a driving motor, a base, a cross rod part, a drill bit part and a manual feeding mechanism for pushing the drill bit to feed, wherein the driving motor is arranged on one side of the base, a motor shaft of the driving motor is connected with one end of the cross rod part through a coupler, the cross rod part is arranged on the other side of the base, and the other end of the cross rod part is connected with the drill bit part;
The manual feeding mechanism comprises a manual part positioned on the cross rod part and an execution part positioned on the drill part;
The transverse rod part comprises a hollow transverse rod with a flange at one end, the flange is connected with the base, a transmission shaft is arranged in the hollow transverse rod, both ends of the transmission shaft are rotatably supported on the hollow transverse rod, the right end of the transmission shaft is connected with a coupler through a key, and the left end of the transmission shaft is provided with a drive bevel gear;
the drill bit part comprises a drill bit shell, and the right end of the drill bit shell is connected with the other end of the hollow cross rod; the right end of the drill bit shell is concavely provided with an opening for accommodating the driving bevel gear, the drill bit shell is internally provided with a driven bevel gear which is externally meshed with the driving bevel gear, the driven bevel gear is sleeved on a fixed shaft in a hollow mode, the fixed shaft is arranged in a first vertical blind hole in the drill bit shell in an interference mode, and the axis of the fixed shaft is perpendicular to the axis of the drill bit shell; a first cylindrical gear is arranged on the empty sleeve of the fixed shaft, and the first cylindrical gear and the driven bevel gear are integrated into a duplex gear; an intermediate gear which is externally meshed with the first cylindrical gear is arranged in the drill bit shell, the intermediate gear is sleeved on an intermediate shaft in a hollow mode, the intermediate shaft is arranged in a first vertical hole in the drill bit shell in an interference mode, and the axis of the intermediate shaft is perpendicular to the axis of the drill bit shell; the drill bit shell is internally provided with a second cylindrical gear which is externally meshed with the intermediate gear, the second cylindrical gear is fixedly connected to the upper part of the drill bit, the drill bit is rotatably arranged in a second vertical hole in the drill bit shell, the drill bit can slide up and down along the second vertical hole, and the axis of the drill bit is perpendicular to the axis of the drill bit shell;
The manual component of the manual feeding mechanism comprises a push rod, the push rod is arranged in a sliding groove arranged on the outer surface of the hollow cross rod in a sliding way, one end of the push rod extends out of the hollow cross rod and stretches into the drill bit part to drive the execution component to act, and the sliding groove is arranged along the length direction of the hollow cross rod; a plane is concavely arranged on the outer surface of the hollow cross rod near the end of the flange, and the plane is coplanar with the bottom of the chute; the hollow cross rod stretches across the gate-type operating rod at the position of the plane, two mounting ends of the gate-type operating rod are both rotatably arranged on the hollow cross rod through a pin shaft, and a push plate for pushing the push rod to move along the chute is sleeved on the hollow cross rod;
The actuating component of the manual feeding mechanism comprises a reset clamping plate and a pressing plate, wherein the reset clamping plate comprises a horizontal clamping plate and a stand column vertically arranged at one end of the horizontal clamping plate downwards, the other end of the horizontal clamping plate is provided with a fork head, the fork head is inserted into an annular groove arranged at the upper end of the drill bit, the stand column is inserted into a second vertical blind hole in the drill bit shell, and a space is reserved between the tail end of the stand column and the bottom of the second vertical blind hole; a spring is sleeved on the upright post, one end of the spring is propped against the bottom of the second vertical blind hole, and the other end of the spring is propped against the horizontal clamping plate; the pressing plate is positioned in a groove which is arranged on the outer surface of the drill bit shell and is close to the left end, and the groove is communicated with the reset clamping plate, the top of the drill bit and the top of the intermediate shaft; the pressing plate comprises three linkage points, namely a first linkage point pressed on the top of the drill bit, a second linkage point supported on the top of the intermediate shaft and rotationally arranged on the drill bit shell through a pin shaft, and a third linkage point contacted with one end of the push rod and used for pushing the drill bit to feed under the action of the push rod; the part of the push rod extending into the drill bit part to drive the execution part to act is arranged in a push rod hole in the drill bit shell, and the push rod hole is arranged along the length direction of the drill bit shell and is communicated with the groove; an upper cover is arranged at the notch of the groove.
Preferably, the hollow cross rod is sleeved with an axial positioning ring for preventing the push rod from tilting, and the axial positioning ring is arranged on the hollow cross rod through at least three uniformly distributed setting screws.
Preferably, a circle of locating rings are arranged on the mounting end face of the flange in a protruding mode. The design of the locating ring is convenient for the installation and location of the flange and the base.
Preferably, a circle of connecting part which is clamped with the right end of the drill bit shell is concavely arranged on the outer surface of the end head of the other end of the hollow cross rod, and the connecting part is inserted into the right end of the drill bit shell and fixedly connected with the drill bit shell through bolts.
Preferably, the drill bit shell comprises two symmetrical shells which are respectively a left shell and a right shell and are fixedly connected through bolts. The two shells with symmetrical structures are designed in a involution way, so that the drill bit can be conveniently installed, detached and replaced.
Preferably, a chip receiving port is provided in the drill outer periphery of the drill housing. And due to the design of the chip containing port, the scrap iron is convenient to discharge during drilling, and drilling and machining of holes are convenient.
The beneficial effects of the invention are as follows:
1. The radial drilling equipment for the inner wall of the cylinder body type deep hole has the advantages that the structure is simple, each gear structure in the drill part is very simple, no telescopic installation is adopted, the diameters of the drill part and the cross rod part can be smaller, and the radial blind hole of the inner wall with small and deep depth can be conveniently machined.
2. The radial drilling equipment for the inner wall of the cylinder body type deep hole is simple in bit replacement, the upper cover is opened, the pressing plate is rotated rightwards, and the bit can be taken out and put in upwards. Convenient operation and low cost.
Drawings
Fig. 1 is a general view of a cylinder-like deep hole inner wall radial drilling apparatus.
Fig. 2 is a half cross-sectional view of a cylinder-like deep hole inner wall radial drilling apparatus.
Fig. 3 is a schematic view of the structure of the driving motor and the base.
Fig. 4 is a cross-sectional view of the crossbar portion.
Fig. 5 is a cross-sectional view of the cross bar.
Fig. 6 is an external view of the drill part.
Fig. 7 is a cross-sectional view of the drill bit.
Fig. 8 is a left housing schematic view of the bit housing.
Fig. 9 is a schematic view of the mounting positions of the drill bit and the second spur gear.
Detailed Description
The technical scheme of the present invention is described in detail below, but the scope of the present invention is not limited to the embodiments.
In order to make the contents of the present invention more comprehensible, the present invention is further described with reference to fig. 1 to 9 and the detailed description below.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, 2 and 3, the cylinder-like deep hole inner wall radial drilling apparatus in this embodiment includes a driving motor 100, a base 200, a cross bar 300, a drill part 400, and a manual feeding mechanism for pushing the drill to feed, the driving motor 100 is disposed at one side of the base 200, a motor shaft of the driving motor 100 is connected to one end of the cross bar 300 through a coupling 101, the cross bar 300 is disposed at the other side of the base 200, and the other end of the cross bar 300 is connected to the drill part 400. The drive motor 100 drives the transmission shaft 302 of the cross bar 300 to rotate through the coupling 101.
As shown in fig. 2, the manual feed mechanism includes a manual component located at the rail portion 300 and an implement component located at the drill bit portion 400.
As shown in fig. 4 and 5, the rail portion 300 includes a hollow rail 301 having a flange 303 at one end, the flange 303 is coupled to the base 200 by bolts, and a ring of positioning rings 303-1 is provided at the mounting end face of the flange 303 in a protruding manner. A transmission shaft 302 is arranged in the hollow cross rod 301, both ends of the transmission shaft 302 are rotatably supported on the hollow cross rod 301, the right end of the transmission shaft 302 is connected with the coupler 101 through a key 305, and the left end of the transmission shaft 302 is provided with a drive bevel gear 304 through a key or a spline. The drive bevel gear 304 meshes with a driven bevel gear 412 within the bit section 400.
As shown in fig. 4, an axial positioning ring 310 for preventing the push rod 309 from tilting is sleeved on the hollow cross rod 301, and the axial positioning ring 310 is disposed on the hollow cross rod 301 by at least three uniformly distributed setting screws. The axial positioning ring can be moved along the crossbar 301 as desired.
As shown in fig. 5, a circle of connecting portion 301-2 for clamping the right end of the drill bit housing 401 is concavely arranged on the outer surface of the other end of the hollow cross rod 301, and the connecting portion 301-2 is inserted into the right end of the drill bit housing 401 and fixedly connected through bolts.
As shown in fig. 6,7 and 8, the bit part 400 includes a bit housing 401, and a right end of the bit housing 401 is connected to the other end of the hollow crossbar 301; an opening 401-1 for accommodating the drive bevel gear 304 is concavely arranged at the right end of the drill bit housing 401, a driven bevel gear 412 which is externally meshed with the drive bevel gear 304 is arranged in the drill bit housing 401, the driven bevel gear 412 is sleeved on a fixed shaft 411 in a hollow mode, the fixed shaft 411 is arranged in a first vertical blind hole 401-2 in the drill bit housing 401 in an interference mode, and the axis of the fixed shaft 411 is perpendicular to the axis of the drill bit housing 401; a first cylindrical gear 413 is arranged on the fixed shaft 411 in a sleeved mode, and the first cylindrical gear 413 and the driven bevel gear 412 are integrated into a duplex gear; an intermediate gear 422 which is externally meshed with the first cylindrical gear 413 is arranged in the drill bit shell 401, the intermediate gear 422 is sleeved on an intermediate shaft 421 in a hollow mode, the intermediate shaft 421 is arranged in a first vertical hole 401-3 in the drill bit shell 401 in an interference mode, and the axis of the intermediate shaft 421 is perpendicular to the axis of the drill bit shell 401; a second cylindrical gear 432 externally meshed with the intermediate gear 422 is arranged in the drill bit housing 401, the second cylindrical gear 432 is fixedly connected to the upper portion of the drill bit 431, the drill bit 431 is rotatably arranged in a second vertical hole 401-4 in the drill bit housing 401, the drill bit 431 can slide up and down along the second vertical hole 401-4, and the drill bit 431 is rotatably and slidably connected with the drill bit housing 401 through a sliding sleeve or a bearing 433. The axis of the drill 431 is disposed perpendicular to the axis of the drill housing 401.
The drive bevel gear 304 of the cross bar 300 is meshed with the driven bevel gear 412 in the duplex gear to rotate, and is transmitted to the second cylindrical gear 432 through the first cylindrical gear 413 and the hollow intermediate gear 422 to push the drill 431 to rotate for cutting.
As shown in fig. 6, the drill housing 401 includes two symmetrical shells, namely a left shell 401-1 and a right shell 402, which are fixedly connected by bolts. The drill housing 401 is provided with chip pockets 405 on the outer periphery of the drill 431.
As shown in fig. 4 and 5, the manual component of the manual feeding mechanism comprises a push rod 309, the push rod 309 is slidably arranged in a chute 301-1 arranged on the outer surface of the hollow cross rod 301, one end of the push rod 309 extends out of the hollow cross rod 301 and extends into the drill bit part 400 to drive the executing component to act, and the chute 301-1 is arranged along the length direction of the hollow cross rod 301. A plane 313 is concavely arranged on the outer surface of the hollow cross bar 301 near the end where the flange 303 is positioned, and the plane 313 is coplanar with the bottom of the chute 301-1; the right end of the pushrod 309 is exposed at the surface 313 to facilitate pushing of the push plate 308. The hollow cross rod 301 spans the gate-type operating rod 306 at the position of the plane 313, both mounting ends of the gate-type operating rod 306 are rotatably arranged on the hollow cross rod 301 through the pin shafts 307, and a push plate 308 for pushing the push rod 309 to move along the sliding chute 301-1 is sleeved on the gate-type operating rod 306; pushing the lever 306 to the left, the push plate 308 pushes the pushrod 309 to the left, and vice versa the pushrod 309 moves to the right.
As shown in fig. 6, 7 and 8, the actuating part of the manual feeding mechanism comprises a reset clamping plate 451 and a pressing plate 442, wherein the reset clamping plate 451 comprises a horizontal clamping plate 451-1 and an upright 451-2 which is vertically downwards arranged at one end of the horizontal clamping plate 451-1, the other end of the horizontal clamping plate 451-1 is provided with a fork head, the fork head is inserted into an annular groove 431-1 arranged at the upper end of a drill bit 431, the upright 451-2 is inserted into a second vertical blind hole 401-5 in the drill bit housing 401, and a space is reserved between the tail end of the upright 451-2 and the bottom of the second vertical blind hole 401-5; a spring 452 is sleeved on the upright post 451-2, one end of the spring 452 is propped against the bottom of the second vertical blind hole 401-5, and the other end of the spring 452 is propped against the horizontal clamping plate 451-1; the pressing plate 442 is positioned in a groove 401-6 which is arranged on the outer surface of the drill bit shell 401 and near the left end, and the groove 401-6 is communicated with the reset clamping plate 451, the top of the drill bit 431 and the top of the intermediate shaft 421; the pressing plate 442 comprises three linkage points, namely a first linkage point 442-1 pressed on the top of the drill bit 431, a second linkage point 442-2 supported on the top of the intermediate shaft 421 and rotatably arranged on the drill bit housing 401 through a pin shaft 441, and a third linkage point 442-3 contacted with one end of the push rod 309 and used for pushing the drill bit 431 to feed under the action of the push rod 309; the part of the push rod 309 extending into the bit 400 to drive the execution part is arranged in the push rod hole 401-7 in the bit housing 401, and the push rod hole 401-7 is arranged along the length direction of the bit housing 401 and is communicated with the groove 401-6; an upper cover 403 is provided at the notch of the groove 401-6.
As shown in fig. 6, the push rod 309 moves left, pushing the platen 442 to rotate counterclockwise, and the platen 442 pushes the drill bit 431 to feed downward.
When the operating lever 306 is turned right, the reset spring 452 pushes the drill 431 to move upwards for reset through the reset clamping plate 451, the pressing plate 442 is turned clockwise, and the push rod 309 moves right for reset.
The left lower part of the drill bit part 400 is provided with a chip containing port 405 under the condition that the structure allows, so that scrap iron is discharged conveniently during drilling, and drilling processing of holes is facilitated.
The radial drilling equipment for the inner wall of the cylinder body type deep hole has the advantages that the structure is simple, each gear structure in the drill bit part 400 is very simple, no telescopic installation is adopted, the diameters of the drill bit part and the cross rod part can be smaller, and the radial blind hole of the inner wall with small and deep depth can be conveniently machined.
While the invention has been described in the context of what is presently considered to be the most practical and preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but on the contrary, is intended to cover various modifications and variations apparent to those skilled in the art.
Claims (6)
1. Radial drilling equipment of cylinder body class deep hole inner wall, its characterized in that: the drill bit feeding device comprises a driving motor (100), a base (200), a cross rod part (300), a drill bit part (400) and a manual feeding mechanism for pushing the drill bit to feed, wherein the driving motor (100) is arranged on one side of the base (200), a motor shaft of the driving motor (100) is connected with one end of the cross rod part (300) through a coupler (101), the cross rod part (300) is arranged on the other side of the base (200), and the other end of the cross rod part (300) is connected with the drill bit part (400);
The manual feeding mechanism comprises a manual part positioned on the cross rod part (300) and an execution part positioned on the drill part (400);
The transverse rod part (300) comprises a hollow transverse rod (301) with a flange (303) at one end, the flange (303) is connected with the base (200), a transmission shaft (302) is arranged in the hollow transverse rod (301), two ends of the transmission shaft (302) are rotatably supported on the hollow transverse rod (301), the right end of the transmission shaft (302) is connected with the coupler (101) through a key (305), and a drive bevel gear (304) is arranged at the left end of the transmission shaft (302);
The drill part (400) comprises a drill shell (401), and the right end of the drill shell (401) is connected with the other end of the hollow cross rod (301); an opening (401-1) for accommodating the drive bevel gear (304) is concavely arranged at the right end of the drill bit shell (401), a driven bevel gear (412) which is externally meshed with the drive bevel gear (304) is arranged in the drill bit shell (401), the driven bevel gear (412) is sleeved on a fixed shaft (411), the fixed shaft (411) is arranged in a first vertical blind hole (401-2) in the drill bit shell (401) in an interference manner, and the axis of the fixed shaft (411) is perpendicular to the axis of the drill bit shell (401); a first cylindrical gear (413) is arranged on the fixed shaft (411) in a hollow mode, and the first cylindrical gear (413) and the driven bevel gear (412) are integrated into a duplex gear; an intermediate gear (422) which is externally meshed with the first cylindrical gear (413) is arranged in the drill bit shell (401), the intermediate gear (422) is sleeved on the intermediate shaft (421), the intermediate shaft (421) is arranged in a first vertical hole (401-3) in the drill bit shell (401) in an interference mode, and the axis of the intermediate shaft (421) is perpendicular to the axis of the drill bit shell (401); a second cylindrical gear (432) which is externally meshed with the intermediate gear (422) is arranged in the drill bit housing (401), the second cylindrical gear (432) is fixedly connected to the upper part of the drill bit (431), the drill bit (431) is rotatably arranged in a second vertical hole (401-4) in the drill bit housing (401), the drill bit (431) can slide up and down along the second vertical hole (401-4), and the axis of the drill bit (431) is perpendicular to the axis of the drill bit housing (401);
The manual component of the manual feeding mechanism comprises a push rod (309), the push rod (309) is arranged in a sliding groove (301-1) arranged on the outer surface of the hollow cross rod (301) in a sliding way, one end of the push rod (309) extends out of the hollow cross rod (301) and extends into the drill bit part (400) to drive the executing component to act, and the sliding groove (301-1) is arranged along the length direction of the hollow cross rod (301); a plane (313) is concavely arranged on the outer surface of the hollow cross rod (301) near the end of the flange (303), and the plane (313) is coplanar with the bottom of the chute (301-1); the hollow cross rod (301) spans the gate-type operating rod (306) at the position of the plane (313), two mounting ends of the gate-type operating rod (306) are rotatably arranged on the hollow cross rod (301) through a first pin shaft (307), and a push plate (308) for pushing the push rod (309) to move along the chute (301-1) is sleeved above the gate-type operating rod (306);
The actuating component of the manual feeding mechanism comprises a reset clamping plate (451) and a pressing plate (442), wherein the reset clamping plate (451) comprises a horizontal clamping plate (451-1) and an upright post (451-2) which is vertically downwards arranged at one end of the horizontal clamping plate (451-1), a fork head is arranged at the other end of the horizontal clamping plate (451-1), the fork head is inserted into an annular groove (431-1) arranged at the upper end of a drill bit (431), the upright post (451-2) is inserted into a second vertical blind hole (401-5) in a drill bit shell (401), and a gap is reserved between the tail end of the upright post (451-2) and the bottom of the second vertical blind hole (401-5); a spring (452) is sleeved on the upright post (451-2), one end of the spring (452) props against the bottom of the second vertical blind hole (401-5), and the other end of the spring (452) props against the horizontal clamping plate (451-1); the pressing plate (442) is positioned in a groove (401-6) which is arranged on the outer surface of the drill bit shell (401) and is close to the left end, and the groove (401-6) is communicated with the reset clamping plate (451), the top of the drill bit (431) and the top of the intermediate shaft (421); the pressing plate (442) comprises three linkage points, namely a first linkage point (442-1) pressed on the top of the drill bit (431), a second linkage point (442-2) supported on the top of the intermediate shaft (421) and rotatably arranged on the drill bit shell (401) through a second pin shaft (441), and a third linkage point (442-3) contacted with one end of the push rod (309) and used for pushing the drill bit (431) to feed under the action of the push rod (309); the part of the push rod (309) extending into the drill bit part (400) to drive the execution part to act is arranged in a push rod hole (401-7) in the drill bit shell (401), and the push rod hole (401-7) is arranged along the length direction of the drill bit shell (401) and is communicated with the groove (401-6); an upper cover (403) is arranged at the notch of the groove (401-6).
2. The cylinder body class deep hole inner wall radial drilling equipment according to claim 1 is characterized in that an axial positioning ring (310) for preventing the push rod (309) from tilting is sleeved on the hollow cross rod (301), and the axial positioning ring (310) is arranged on the hollow cross rod (301) through at least three uniformly distributed setting screws.
3. The cylinder body deep hole inner wall radial drilling equipment according to claim 1 is characterized in that a circle of locating rings (303-1) are arranged on the installation end face of the flange (303) in a protruding mode.
4. The cylinder body type deep hole inner wall radial drilling equipment is characterized in that a circle of connecting part (301-2) which is clamped with the right end of the drill bit housing (401) is concavely arranged on the outer surface of the end head of the other end of the hollow cross rod (301), and the connecting part (301-2) is inserted into the right end of the drill bit housing (401) and fixedly connected through bolts.
5. The radial drilling equipment for the inner wall of the cylinder deep hole is characterized in that the drill shell (401) comprises two symmetrical shells which are respectively a left shell (402-1) and a right shell (402) and are fixedly connected through bolts.
6. The cylinder-like deep hole inner wall radial drilling apparatus according to claim 1, wherein the drill housing (401) is provided with chip receiving openings (405) on the outer periphery of the drill (431).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810089506.2A CN108098425B (en) | 2018-01-30 | 2018-01-30 | Radial drilling equipment for inner wall of cylinder body type deep hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810089506.2A CN108098425B (en) | 2018-01-30 | 2018-01-30 | Radial drilling equipment for inner wall of cylinder body type deep hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108098425A CN108098425A (en) | 2018-06-01 |
| CN108098425B true CN108098425B (en) | 2024-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810089506.2A Active CN108098425B (en) | 2018-01-30 | 2018-01-30 | Radial drilling equipment for inner wall of cylinder body type deep hole |
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| CN109138878B (en) * | 2018-08-23 | 2020-10-16 | 黑龙江兰德超声科技股份有限公司 | Well installation positioning device for crude oil viscosity reduction equipment |
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