CN206200185U - Pipe fitting inner wall drilling machine - Google Patents
Pipe fitting inner wall drilling machine Download PDFInfo
- Publication number
- CN206200185U CN206200185U CN201621308285.6U CN201621308285U CN206200185U CN 206200185 U CN206200185 U CN 206200185U CN 201621308285 U CN201621308285 U CN 201621308285U CN 206200185 U CN206200185 U CN 206200185U
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- China
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- main shaft
- pipe fitting
- fitting inner
- drilling machine
- boring bar
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Abstract
The utility model discloses a kind of pipe fitting inner wall drilling machine, including frame, motor, feed mechanism, main shaft and bottom are provided with the boring bar of drill bit, the drilling machine also includes shifting rod and top-fastening rod, a lever is hinged with the frame, the motor, feed mechanism and main shaft be parallel to each other in frame, boring bar is sleeved in main shaft and can be slid axially along its axle center, shifting rod level is fixed in lever one end for pushing frame to pipe fitting inner wall, top-fastening rod upper-lower position is adjustable to be vertically installed at lever other end top, the shifting rod moves downward driving top-fastening rod and rotates up to withstand on around the fulcrum of lever frame is locked on pipe fitting inner wall, motor is connected with main shaft and is rotated by the main shaft drives boring bar, feed mechanism is connected with boring bar and drives the boring bar to move axially drilling.The utility model simple structure, easy to operate, strong applicability substantially increases drilling efficiency, saves man-hour, and drill bit will not swing, and machining accuracy is high, high yield rate.
Description
Technical field
The utility model is related to a kind of machining equipment, more particularly to a kind of pipe fitting inner wall drilling machine.
Background technology
Drilling refers to the operation processed on solid material with drill bit and portalled.The hole machined of various parts, removes a part
Complete outer by lathes such as car, boring, millings, be greatly that drilling machine and boring bar tool (drill bit, reamer, reamer are utilized by pincers worker
Deng) complete.When being drilled on drilling machine, generally, drill bit should simultaneously complete two motions；Main motion, i.e., drill bit is around axle
The rotary motion (cutting movement) of line；Synkinesia, i.e. drill bit (feed fortune along axis direction against the linear motion of workpiece
It is dynamic).Because the drill bit of conventional drill press is directly arranged in driving shaft end, this drive shaft volume is larger, it is difficult to some midget tubes
The inwall of part carries out bore operation.And in field of machining, then generally require to carry out bore operation to the inwall of pipe fitting.
To solve the above problems, Authorization Notice No. discloses a kind of cavate workpiece for the Chinese patent of CN200998782Y
Inwall drilling equipment, its composition include frame, unit head, power head lifting device, by unit head drive drill bit, with fixture
Workbench, also with a drill bit pole, its one end is fixedly connected by connector with unit head, unit head by belt pulley pass
Motivation structure drives drill bit, and on dynamic head main spindle, its driven pulley is mounted in drill bit pole away from power for its drive pulley
The other end of head, follower belt wheel shaft is connected with drill bit.Authorization Notice No. discloses one for the Chinese patent of CN204075276U
Tubular member inwall drilling equipment, including transmission case, the first power transmission shaft, second driving shaft and drill bit are planted, the transmission case includes
Driving gear and the driven gear being meshed with the driving gear, wherein one end of the first power transmission shaft is connected with driving gear,
The other end of the first power transmission shaft is used to be connected with the main shaft of drilling machine, and second driving shaft is connected with driven gear, and drill bit and second is passed
Moving axis is connected.
Though the drill bit of above two drilling equipment can extend into tube intracavity and directly carry out drilling operation to inwall,
Its frame, rotating mechanism and feed mechanism are arranged in pipe fitting outside, are the equal of by a cantilever between each mechanism and drill bit
Drive connection, when the bore position on pipe fitting inner wall is deeper, cantilever is long, and radially jump degree is uncontrollable for its end, on drill bit
Lower jitter amplitude is excessive, and borehole accuracy cannot ensure, is easily caused pipe fitting processing and wastes.Therefore, when pipe fitting inner wall bore position compared with
When deep, for the pipe fitting with diameter greater than human body shoulder breadth, drilling is substantially climbed into using man-hour manually hand-held electric drill, so that it is guaranteed that processing essence
Degree；Pipe fitting for diameter less than human body shoulder breadth, the technique that can not realize directly being drilled from pipe fitting inner wall substantially.
Utility model content
The purpose of this utility model is to provide one kind can be directly protruding into pipe fitting inner wall, borehole accuracy high, applied widely
Pipe fitting inner wall drilling machine.
This pipe fitting inner wall drilling machine that the utility model is provided, including frame, motor, feed mechanism, main shaft and bottom
The boring bar of drill bit is installed, the drilling machine also includes shifting rod and top-fastening rod, and a lever is hinged with the frame, described
Motor, feed mechanism and main shaft be parallel to each other in frame, boring bar be sleeved in main shaft and can be along its axle center axle
To slip, it is adjustable perpendicular for pushing frame to pipe fitting inner wall, top-fastening rod upper-lower position that shifting rod level is fixed in lever one end
Lever other end top is directly arranged on, the shifting rod moves downward driving top-fastening rod and rotated up around the fulcrum of lever and withstand on pipe
Frame is locked on part inwall, motor is connected with main shaft and is rotated by the main shaft drives boring bar, and feed mechanism connects with boring bar
Connect and drive the boring bar to move axially drilling.
To make, volume of the present utility model is smaller, more save space, and the frame includes base plate and riser, and the riser is vertical
It is in inverted T-shaped on base plate, what the motor, feed mechanism and main shaft were parallel to each other is vertically installed on riser.
The motor is connected driving main shaft rotation with main shaft by belt.
Moved in pipe fitting for convenience of the utility model, frictional resistance when reducing mobile facilitates device to hole, in the base plate
Bottom even some tack, stud are installed.
The feed mechanism includes cylinder and the reversal valve for controlling the cylinder direction, and the cylinder is fixed in vertical vertically
On plate, a guide groove is being provided with the riser below cylinder, a contiguous block is being connected with cylinder bottom piston rod, the connection
Block is mounted on boring bar through guide groove by bearing holder (housing, cover), and the piston rod of cylinder protrudes through contiguous block and drives boring bar to move downward
Pipe fitting inner wall is drilled.
To be further ensured that the precision of the utility model drilling depth, in the screw thread on the riser below the contiguous block
A gag lever post that can be finely tuned up and down is connected with, the contiguous block moves down the keyhole depth that connects with gag lever post.
To make stable drive of the present utility model, noise is low, and buffering absorbing is made good use of, and the belt uses V-belt.
It is the speed that preferably control the utility model drill bit is retreated, speed governing is connected between the cylinder and reversal valve
Valve.
A stopper slot is provided with the boring bar top, has some vertically-mounted with the main shaft of the stopper slot corresponding position
Stretch into keyhole bar radial positioning in main shaft in stopper slot in banking pin, the end of the banking pin.
The elasticity of belt is adjusted for ease of the utility model, an installing plate is provided with the motor, on the outside of main shaft
Riser upper end be vertically and fixedly provided with a connecting plate, the installing plate is connected through a screw thread the adjustable peace of part horizontal level with connecting plate
On riser be used between regulation motor and main shaft belt it is elastic.
By motor, feed mechanism and main shaft being parallel to each other in frame, boring bar is set with the utility model
In main shaft, rotated by motor drive shaft and boring bar, feed mechanism drives boring bar axial movement drilling, overall structure cloth
Compact, the save space of office, can stretch into pipe fitting inner wall direct drilling operation of the diameter less than human body shoulder breadth, and the scope of application is wider；It is logical
Cross and a lever is hinged with frame, in the affixed shifting rod of one end level of the lever, the vertically-mounted top-fastening rod in one end, profit
Frame to arranged at inner side of pipe fitting is manually pushed with shifting rod, using lever principle, top-fastening rod upper end is pushed up from gravity by shifting rod
On pipe fitting inner wall, so as to lock frame, it is ensured that drill bit arranged at inner side of pipe fitting axially position and reduce radially jump degree, when in pipe fitting
Bore position on wall remains to realize efficient drilling when deeper.The utility model simple structure, easy to operate, applicability is stronger,
Drilling efficiency is substantially increased, man-hour is saved, drill bit will not swing, and machining accuracy is high, high yield rate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of Fig. 1 rearviews.
Fig. 3 is use state schematic diagram of the present utility model.
Specific embodiment
This pipe fitting inner wall drilling machine of the utility model, including frame 1, motor 2, feeding are can be seen that from Fig. 1 to Fig. 3
Mechanism 3, main shaft 4, bottom are provided with boring bar 5, shifting rod 6 and the top-fastening rod 7 of drill bit, and main shaft 4 can by two rolling bearings
What is rotated freely is sleeved on the side of frame 1 vertically, and motor 2 is arranged on and is connected with the frame 1 of the homonymy of main shaft 4 and with main shaft 4,
On the opposite side of 3 installation frame of feed mechanism 1, motor 2, feed mechanism 3 and main shaft 4 are arranged parallel to, and boring bar 5 is set with vertically
In main shaft 4, feed mechanism 3 is connected with the boring bar 5 of the lower section of main shaft 4 and drives the boring bar 5 to be slided up and down along its axle center, in machine
The lower hinge of frame 1 has a lever 67, and the level of shifting rod 6 is fixed in the one end of lever 67 for pushing frame to pipe fitting inner wall, in thick stick
The other end of bar 67 is provided with screwed hole, and thread segment corresponding with screwed hole is provided with the bottom of top-fastening rod 7, and top-fastening rod 7 is by bottom
Thread segment be connected with screwed hole realize upper-lower position it is adjustable be vertically installed at the other end of lever 67 top, shifting rod 6 deadweight
Fulcrum 671 in the presence of power around lever 67 is rotated down and pushes, and top-fastening rod 7 is driven around the fulcrum of lever 67 by lever principle
671 rotate up and withstand on pipe fitting inner wall locking frame 1, and motor 2 drives boring bar 5 to rotate by main shaft 4, and feed mechanism 3 drives
Dynamic boring bar 5 axially moves down drilling.
Frame of the present utility model 1 is can be seen that from Fig. 1 to Fig. 3 includes base plate 11 and riser 12, and the riser 12 is pacified vertically
It is in inverted T-shaped on base plate 11, four tack, stud 13 is installed in the bottom even of base plate 11, main shaft 4 passes through two axis of rolling
Hold it is rotatable be sleeved on the side of riser 12 vertically, motor 2 be arranged on the riser 12 of the homonymy of main shaft 4 on, feed machine
On the opposite side of 3 installation riser of structure 12, motor 2, feed mechanism 3 and main shaft 4 are arranged parallel to.
Motor of the present utility model 2 is can be seen that from Fig. 1 to Fig. 3 and uses micromachine, key is passed through in the upper end of main shaft 4
A main pulley 41 matched with the belt pulley of motor 2 is set with, the belt pulley of motor 2 is by belt 21 and main pulley 41
Connection, motor 2 is rotated by the drive shaft 4 of belt 21, and belt 21 uses V-belt.
Feed mechanism of the present utility model 3 is can be seen that from Fig. 1 to Fig. 3 including cylinder 31 and for controlling the cylinder side
To reversal valve 33, flow speed control valve 32 is connected between cylinder 31 and reversal valve 33, cylinder 31 is fixed on riser 12 vertically,
A guide groove 121 is provided with the riser 12 of the lower section of cylinder 31, a contiguous block 34 is connected with the bottom piston bar of cylinder 31, should
Contiguous block 34 is mounted on the boring bar 5 of the lower section of main shaft 4 through guide groove 121 by bearing holder (housing, cover), and the piston rod of cylinder 31 is protruded through
Contiguous block 34 drives boring bar 5 and drill bit to move downward and pipe fitting inner wall is drilled.
The utility model is can be seen that from Fig. 1 to Fig. 3 and is being threaded with one on the riser 12 below contiguous block 34
The gag lever post 8 that can be finely tuned up and down, contiguous block 34 moves down the keyhole depth that connects with gag lever post 8.
Be can be seen that from Fig. 1 to Fig. 3 and be provided with a stopper slot 51 on the top of the utility model boring bar 5, with the stopper slot
It is vertically-mounted on the main shaft 4 of 51 corresponding positions to there are two banking pins 42, the end of the banking pin 42 to control to bore in stretching into stopper slot 51
The radial positioning in main shaft 4 of vent stem 5.
The utility model is can be seen that from Fig. 1 to Fig. 3 an installing plate 22 is provided with motor 2, in the vertical of the outside of main shaft 4
The upper end of plate 12 is vertically and fixedly provided with a connecting plate 14, and installing plate 22 passes through screw rod and the adjustable company of nut horizontal level with connecting plate 14
Connect, facilitate the elastic of belt 21 between regulation motor 2 and main shaft 4.
Use process of the present utility model is as follows：
1st, bushing plate a is fixed on pipe fitting inner wall；
2nd, in the drill bit of the bottom installation provision size of boring bar 5, required according to drilling depth, regulate the upper of gag lever post 8
Lower position；
3rd, frame 1 is placed in pipe fitting by tack, stud 13, will be sent into pipe fitting in frame 1 with hand propelled shifting rod 6,
The drill jig hole b for making the drill bit of the bottom of boring bar 5 be aligned on bushing plate a；
4th, shifting rod 6 is unclamped, fulcrum 671 of the shifting rod 6 under its own Action of Gravity Field around downward lever 67 is to backspin
Turn, drive top-fastening rod 7 to rotate up to withstand on around the fulcrum 671 of lever 67 and carried out to frame 1 on pipe fitting inner wall by lever principle
Axially position is locked；
5th, motor 2, drive shaft 4, boring bar 5 and bit are started；
6th, reversal valve 33 is manipulated, adjustment flow speed control valve 32 enters outlet pressure, and keyhole bar 5 and drill bit slowly move down feed,
Complete boring work；
7th, contiguous block 34 is displaced downwardly to and connects with gag lever post 8, manipulates reversal valve 33 and commutates, the adjustment turnover air pressure of flow speed control valve 32
Power, keyhole bar 5 and drill bit are quickly upper to move withdrawing.
The utility model can be adapted to the inwall that the pipe fitting minimum-value aperture limit is 350mm and drill.
Claims (10)
1. a kind of pipe fitting inner wall drilling machine, including frame（1）, motor（2）, feed mechanism（3）, main shaft（4）It is provided with bottom
The boring bar of drill bit（5）, it is characterised in that：The drilling machine also includes shifting rod（6）And top-fastening rod（7）, cut with scissors in the frame
It is connected to a lever（67）, the motor, feed mechanism and main shaft be parallel to each other in frame, boring bar is sleeved on main shaft
Inherence can simultaneously slide axially along its axle center, and shifting rod level is fixed in lever one end for pushing frame to pipe fitting inner wall, holds out against
Bar upper-lower position is adjustable to be vertically installed at lever other end top, the shifting rod（6）Move downward driving top-fastening rod（7）Around
The fulcrum of lever rotates up to withstand on and frame is locked on pipe fitting inner wall（1）, motor is connected with main shaft and bored by the main shaft drives
Vent stem rotates, and feed mechanism is connected with boring bar and drives the boring bar to move axially drilling.
2. pipe fitting inner wall drilling machine according to claim 1, it is characterised in that：The frame（1）Including base plate（11）With
Riser（12）, the riser（12）It is vertically installed at base plate（11）Upper is in inverted T-shaped, and the motor, feed mechanism and main shaft are mutually put down
Capable is vertically installed at riser（12）On.
3. pipe fitting inner wall drilling machine according to claim 1, it is characterised in that：The motor（2）By belt（21）With
Main shaft connection drives main shaft rotation.
4. pipe fitting inner wall drilling machine according to claim 2, it is characterised in that：In the base plate（11）Bottom even peace
Equipped with some tack, stud（13）.
5. pipe fitting inner wall drilling machine according to claim 2, it is characterised in that：The feed mechanism（3）Including cylinder
（31）With for controlling the reversal valve in the cylinder direction（33）, the cylinder（31）It is fixed in riser vertically（12）On, it is being located at
A guide groove is provided with riser below cylinder（121）, in cylinder（31）A contiguous block is connected with bottom piston bar（34）, the company
Connect block to be mounted on boring bar by bearing holder (housing, cover) through guide groove, the piston rod of cylinder protrudes through contiguous block and drives boring bar to transport downwards
It is dynamic that pipe fitting inner wall is drilled.
6. pipe fitting inner wall drilling machine according to claim 5, it is characterised in that：Positioned at the contiguous block（34）Lower section
Riser（12）On be threaded with a gag lever post that can be finely tuned up and down（8）, the contiguous block（34）Move down the control that connects with gag lever post
Drilling depth processed.
7. pipe fitting inner wall drilling machine according to claim 3, it is characterised in that：The belt（21）Using V-belt.
8. pipe fitting inner wall drilling machine according to claim 5, it is characterised in that：In the cylinder（31）And reversal valve（33）
Between be connected with flow speed control valve（32）.
9. pipe fitting inner wall drilling machine according to claim 1, it is characterised in that：In the boring bar（5）Top is provided with one
Stopper slot（51）, in the main shaft with the stopper slot corresponding position（4）It is above vertically-mounted to have some banking pins（42）, the banking pin（42）
End stretch into stopper slot（51）Middle keyhole bar（5）The radial positioning in main shaft.
10. pipe fitting inner wall drilling machine according to claim 2, it is characterised in that：In the motor（2）It is provided with an installation
Plate, the riser upper end on the outside of main shaft is vertically and fixedly provided with a connecting plate, and the installing plate is connected through a screw thread part water with connecting plate
Prosposition put it is adjustable on riser be used between regulation motor and main shaft belt it is elastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621308285.6U CN206200185U (en) | 2016-12-01 | 2016-12-01 | Pipe fitting inner wall drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621308285.6U CN206200185U (en) | 2016-12-01 | 2016-12-01 | Pipe fitting inner wall drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206200185U true CN206200185U (en) | 2017-05-31 |
Family
ID=58751064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621308285.6U Active CN206200185U (en) | 2016-12-01 | 2016-12-01 | Pipe fitting inner wall drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206200185U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014322A (en) * | 2018-10-19 | 2018-12-18 | 湖南精正设备制造有限公司 | A kind of boring angle positioning device of large-scale pipeline inner wall |
| CN112008799A (en) * | 2020-08-21 | 2020-12-01 | 葛玉珍 | Drilling device for PE pipe |
| CN112060197A (en) * | 2020-08-21 | 2020-12-11 | 葛玉珍 | PE pipe processing technology |
| CN113510258A (en) * | 2021-08-12 | 2021-10-19 | 天津华建天恒传动有限责任公司 | Continuous positioning drilling method for inner wall radial hole |
-
2016
- 2016-12-01 CN CN201621308285.6U patent/CN206200185U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109014322A (en) * | 2018-10-19 | 2018-12-18 | 湖南精正设备制造有限公司 | A kind of boring angle positioning device of large-scale pipeline inner wall |
| CN109014322B (en) * | 2018-10-19 | 2019-12-24 | 湖南精正设备制造有限公司 | Corner positioning device for drilling of inner wall of large pipeline |
| CN112008799A (en) * | 2020-08-21 | 2020-12-01 | 葛玉珍 | Drilling device for PE pipe |
| CN112060197A (en) * | 2020-08-21 | 2020-12-11 | 葛玉珍 | PE pipe processing technology |
| CN113510258A (en) * | 2021-08-12 | 2021-10-19 | 天津华建天恒传动有限责任公司 | Continuous positioning drilling method for inner wall radial hole |
| CN113510258B (en) * | 2021-08-12 | 2022-03-15 | 天津华建天恒传动有限责任公司 | Continuous positioning drilling method for inner wall radial hole |
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