CN110160907A - A kind of single abrasive brill milling tool performance testing device - Google Patents
A kind of single abrasive brill milling tool performance testing device Download PDFInfo
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- CN110160907A CN110160907A CN201910508640.6A CN201910508640A CN110160907A CN 110160907 A CN110160907 A CN 110160907A CN 201910508640 A CN201910508640 A CN 201910508640A CN 110160907 A CN110160907 A CN 110160907A
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- milling tool
- thrust
- single abrasive
- pedestal
- bores
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/58—Investigating machinability by cutting tools; Investigating the cutting ability of tools
Abstract
The invention patent relates to a kind of oil gas field downhole tool test and experiment devices, especially a kind of performance testing device that milling tool is bored for single abrasive, including power plant module, transmission module, bore milling module, thrust block and supplementary module, mainly by drive pulley, belt, driven pulley, top plate, supporting leg, pedestal door, pedestal, chip cover, dovetail groove sliding block, chuck, single abrasive bores the structure compositions such as milling tool, wherein variable-frequency motor is fixed on cover top surface by fastening screw, single abrasive brill milling tool upper end is threadably secured with nipple to be connect.By the way of thrust electric cylinder combination feedback control, with control precision height, can adjust in real time, advantages of simple structure and simple, it devises single abrasive and bores milling tool structure, have the advantages that easy to operate, strong applicability, trial stretch are wide, preferably meets the performance test demand that single abrasive bores milling tool.
Description
Technical field
The invention patent relates to a kind of oil gas field downhole tool test and experiment devices, especially a kind of to bore mill for single abrasive
The performance testing device of milling tool.
Background technique
It is easy to appear pit shaft blocking in oilfield exploitation procedure, needs tripping in brill milling tool to carry out brill to tamper and removes,
To resume production.Complicated due to boring milling process, influence factor is numerous, and usually carries out in underground, can not be to its working machine
Reason carries out research and analysis, therefore needs to design a kind of single abrasive milling tool performance testing device, studies single abrasive structure
Type and brill milling processes parameter are to the affecting laws for boring milling process, to more accurately on its working mechanism and influence to advise
Rule is analyzed, final to provide theoretical direction to bore milling construction technology.But the main needle of test device for milling tool is bored at present
The entire milling tool that bores is tested, is not able to satisfy the performance test demand that single abrasive bores milling tool, and big portion
Point providing thrust using hydraulic cylinder structure simulates bit pressure, exists and controls that precision is low, can not adjust in real time, hydraulic circuit complexity etc.
Disadvantage causes experimental test result not accurate enough.
Summary of the invention
The present invention is directed to overcome the existing drawbacks described above for boring test device for milling tool, propose that a kind of single abrasive bores milling work
Have performance testing device design scheme, can replace similar product belonging to patent at this stage, the technical side used
Case is as follows:
A kind of single abrasive bores milling tool performance testing device, including power plant module, transmission module, bores milling module, pushes away
Power module and supplementary module, mainly by drive pulley, belt, driven pulley, top plate, supporting leg, pedestal door, pedestal, chip
Cover, dovetail groove sliding block, chuck, single abrasive bore milling tool, dovetail groove guide rail, lower coupler, gear-box, bearing block, subtract
Fast device, variable-frequency motor, transmission shaft, middle shaft coupling, rotary speed torque sensor, thrust electric cylinder, thrust retarder, thrust are electronic
It machine, pressure sensor, support plate, nipple, driven wheel of differential, drive bevel gear, upper coupling, fixing rack for sensor and pushes away
Power electric cylinder push rod composition, single abrasive bore milling tool mainly by brill milling tool connector, brill milling tool main body, brill milling work
Have chassis, threaded hole and single abrasive composition；
In the power plant module, variable-frequency motor is fixed on cover top surface by fastening screw, and variable-frequency motor can pass through frequency converter
Realize frequency control；
In the transmission module, variable-frequency motor output shaft is fixedly and coaxially connected with drive pulley, drive pulley and driven skin
Belt wheel realizes V belt translation by belt, and driven pulley is fixedly and coaxially connected with reducer input shaft, reducer output shaft with it is upper
Shaft coupling one end is fixedly and coaxially connected, and the upper coupling other end is fixedly and coaxially connected with drive bevel gear input shaft, active conical tooth
Wheel input shaft is coaxially interference fitted with bearing inner race, and bearing outer ring is coaxially interference fitted with bearing block inner ring, drive bevel gear cloth
It sets in the horizontal direction, driven wheel of differential is arranged in vertical direction, drive bevel gear and driven wheel of differential and cooperates biography by bevel gear
Dynamic, driven wheel of differential is fixedly and coaxially connected with transmission shaft, and transmission shaft is fixedly and coaxially connected with middle shaft coupling upper end, under middle shaft coupling
End is fixedly and coaxially connected with rotary speed torque sensor input shaft, and rotary speed torque sensor output shaft and lower coupler upper end are coaxially solid
Fixed connection, lower coupler lower end are threadably secured with nipple upper end and connect, and retarder, bearing block and gear-box pass through tight
Connect Gu screw is fixed on cover top surface, rotary speed torque sensor pedestal and fixing rack for sensor lower end by the way that fastening screw is fixed
It connects, fixing rack for sensor upper end is fixedly connected with top plate lower surface by fastening screw；
Particularly, single abrasive bores in milling tool, bores milling tool connector and is fixedly connected by welding with milling tool main body is bored,
It bores milling tool main body and is fixedly connected by welding with milling tool chassis is bored, brill milling tool chassis lower surface is evenly arranged more
A threaded hole is threadedly engaged by threaded hole and the stud of single abrasive one end, is realized single abrasive and is bored consolidating for milling tool chassis
Fixed connection；
In the brill milling module, single abrasive brill milling tool upper end is threadably secured with nipple to be connect, and bores milling examination
For sample clamping inside the chuck that single abrasive bores below milling tool, chuck lower end and chip cover upper bottom surface pass through welding
It is fixedly connected, the chip and cutting fluid that chip cover generates in the process for collecting brill milling, on chip cover bottom surface and support plate
Surface is fixedly connected by welding, and dovetail groove sliding block is arranged symmetrically with dovetail groove guide rail in support plate two sides, dovetail groove sliding block with
Support plate side is fixedly connected by fastening screw, and dovetail groove sliding block linear reciprocating motion, dovetail groove in dovetail groove guide rail are led
Rail lower end is fixedly connected by welding with base upper surface；
In the thrust block, thrust electric cylinder, thrust retarder and thrust motor are fixed in pedestal by fastening screw
Portion, thrust motor output shaft are fixedly and coaxially connected with thrust reducer input shaft, and thrust reducer output shaft and thrust are electronic
The lead screw of cylinder is fixedly and coaxially connected, and the lead screw of the feed screw nut and thrust electric cylinder of thrust electric cylinder push rod lower end is matched by screw thread
Conjunction is attached, and thrust electric cylinder push rod upper end is threadably secured with pressure sensor to be connect, pressure sensor and support plate
It is fixedly connected by fastening screw；
In the supplementary module, four corners are evenly arranged four supporting legs below top plate, and supporting leg upper end passes through with top plate bottom surface
Connection is welded and fixed, supporting leg lower end is fixedly connected by welding with pedestal, and pedestal is hollow shell structure, and pedestal door is arranged in
On front side of pedestal, pedestal door and pedestal pass through articulated connection.
A kind of single abrasive that the present invention designs bores milling tool performance testing device, can be by adjusting different works
The single abrasive of skill parameter and replacement different types of structure bores milling tool, and the brill milling that analysis single abrasive bores milling tool is worked
Journey, and using torque as evaluation index, bit pressure and revolving speed are analyzed to the affecting laws for boring milling process, and specific work process is as follows:
It when starting experimental rig, is clamped by chuck bore milling sample first, and open variable-frequency motor power switch, become
Frequency motor starts turning, and the revolving speed of variable-frequency motor is adjusted by frequency converter, for simulating different rotating speeds to the shadow for boring milling process
It rings；Then setting needs thrust size to be simulated on the controller, and it is electronic to control thrust according to the thrust size of setting for controller
Machine rotation, and then by the displacement of thrust retarder and thrust electric cylinder control thrust electric cylinder push rod, it is pushed away in thrust electric cylinder
Under movement is used, dovetail groove sliding block, support plate, chip cover, chuck and its brill milling sample of clamping are along dovetail groove guide rail
Linear motion upwards, after boring milling sample and single abrasive bores milling tool contact, pressure sensor starts pressure registration occur,
According to the numerical value of pressure sensor, controller adjusts thrust motor rotation by feedback regulation, so that thrust electric cylinder is defeated
The thrust of thrust and setting out is in the same size, to simulate influence of the different bit pressures to milling process is bored；It is single at this time later to grind
Grain brill milling tool starts to bore milling work, records the revolving speed and torque of rotary speed torque sensor output at this time, thus point
Bit pressure and revolving speed are analysed to the affecting laws for boring milling process.
When closing experimental rig, it is first turned on controller Aligning control switch, thrust motor rotates backward, driving thrus
Electric cylinder pusher retracted is to initial position, to drive dovetail groove sliding block, support plate, chip cover, chuck and its clamping
It bores milling sample and is linearly moved to extreme position downwards along dovetail groove guide rail, be then shut off variable-frequency motor power switch, at this time
Variable-frequency motor stops operating, and finally removes and bores milling sample, completes the performance test work that single abrasive bores milling tool.
When replacing single abrasive brill milling tool, it is only necessary to by the single abrasive of different types of structure and bore milling tool chassis
On threaded hole be fixedly connected by being threadedly engaged, single abrasive can also be arranged in the different positions for boring milling tool chassis
It sets, to analyze the single abrasive of different arrangements to the affecting laws for boring milling process.
The present invention has the advantage that a kind of single abrasive bores milling tool performance testing device, it is electronic using thrust
The mode of cylinder combination feedback control adjusts thrust motor rotation according to pressure sensor reading, to provide stable thrust
Work bit pressure is provided to bore milling tool, provides the mode of thrust relative to current hydraulic cylinder, there is control precision height, Ke Yishi
When adjustment, advantages of simple structure and simple so that experimental test result is more accurate, milling is bored at the scene of also capable of more really simulating
Construction operating condition；It devises single abrasive and bores milling tool structure, when replacing single abrasive brill milling tool, it is only necessary to by different structure
The single abrasive of type is fixedly connected with the threaded hole bored on milling tool chassis by being threadedly engaged, can also be by single abrasive
It is arranged in the different location for boring milling tool chassis, the influence for boring milling process is advised with analyzing the single abrasive of different arrangements
Rule, has the advantages that easy to operate, strong applicability, trial stretch are wide；By adjusting different technological parameters knot different with replacement
The single abrasive of structure type bores milling tool, and the influence of milling processes parameter and single abrasive structure type to milling process is bored is bored in research
Rule meets the performance test demand that single abrasive bores milling tool, thus more accurately on its working mechanism and influence
Rule is analyzed, final to provide theoretical direction to bore milling construction technology.
Detailed description of the invention
A kind of Fig. 1: single abrasive brill milling tool performance testing device overall structure.
A kind of Fig. 2: single abrasive brill milling tool performance testing device internal structure.
A kind of Fig. 3: single abrasive brill milling tool performance testing device side view.
A kind of Fig. 4: single abrasive brill milling tool performance testing device single abrasive brill milling tool structure.
A kind of Fig. 5: single abrasive brill electronic cylinder structure of milling tool performance testing device thrust.
Symbol description:
1, drive pulley；2, belt；3, driven pulley；4, top plate；5, supporting leg；6, pedestal door；7, pedestal；8, chip cover；
9, dovetail groove sliding block；10, chuck；11, single abrasive bores milling tool；12, dovetail groove guide rail；13, lower coupler；14, tooth
Roller box；15, bearing block；16, retarder；17, variable-frequency motor；18, transmission shaft；19, middle shaft coupling；20, rotary speed torque sensor；
21, thrust electric cylinder；22, thrust retarder；23, thrust motor；24, pressure sensor；25, support plate；26, screw thread connects
Head；27, driven wheel of differential；28, drive bevel gear；29, upper coupling；30, fixing rack for sensor；31, thrust electric cylinder push rod；
11.1, milling tool connector is bored；11.2, milling tool main body is bored；11.3, milling tool chassis is bored；11.4, threaded hole；11.5,
Single abrasive.
Specific embodiment
The invention will be further described with example with reference to the accompanying drawing:
As Figure 1-Figure 5, a kind of single abrasive that the present invention designs bores milling tool performance testing device, including power mould
Block, bores milling module, thrust block and supplementary module at transmission module, mainly by drive pulley 1, belt 2, driven pulley
3, top plate 4, supporting leg 5, pedestal door 6, pedestal 7, chip cover 8, dovetail groove sliding block 9, chuck 10, single abrasive bore milling tool
11, dovetail groove guide rail 12, lower coupler 13, gear-box 14, bearing block 15, retarder 16, variable-frequency motor 17, transmission shaft 18, in
Shaft coupling 19, rotary speed torque sensor 20, thrust electric cylinder 21, thrust retarder 22, thrust motor 23, pressure sensor
24, support plate 25, nipple 26, driven wheel of differential 27, drive bevel gear 28, upper coupling 29,30 and of fixing rack for sensor
Thrust electric cylinder push rod 31 forms, and single abrasive bores milling tool 11 mainly by brill milling tool connector 11.1, brill milling tool master
Body 11.2 bores milling tool chassis 11.3, threaded hole 11.4 and the composition of single abrasive 11.5；
In the power plant module, variable-frequency motor 17 is fixed on 4 upper surface of top plate by fastening screw, and variable-frequency motor 17 can pass through change
Frequency device realizes frequency control；
In the transmission module, 17 output shaft of variable-frequency motor is fixedly and coaxially connected with drive pulley 1, drive pulley 1 with from
Dynamic belt pulley 3 realizes that V belt translation, driven pulley 3 are fixedly and coaxially connected with 16 input shaft of retarder by belt 2, retarder 16
Output shaft is fixedly and coaxially connected with 29 one end of upper coupling, and 29 other end of upper coupling and 28 input shaft of drive bevel gear are coaxially solid
Fixed connection, 28 input shaft of drive bevel gear are coaxially interference fitted with bearing inner race, bearing outer ring and the coaxial mistake of 15 inner ring of bearing block
Be full of cooperation, drive bevel gear 28 is arranged in the horizontal direction, and driven wheel of differential 27 is arranged in vertical direction, drive bevel gear 28 with from
Dynamic bevel gear 27 is cooperated by bevel gear to be driven, and driven wheel of differential 27 is fixedly and coaxially connected with transmission shaft 18, and transmission shaft 18 is in
19 upper end of shaft coupling is fixedly and coaxially connected, and middle 19 lower end of shaft coupling is fixedly and coaxially connected with 20 input shaft of rotary speed torque sensor,
20 output shaft of rotary speed torque sensor is fixedly and coaxially connected with 13 upper end of lower coupler, 13 lower end of lower coupler and nipple 26
Upper end is threadably secured connection, and retarder 16, bearing block 15 and gear-box 14 pass through the fixed table on the top plate 4 of fastening screw
Face, 20 pedestal of rotary speed torque sensor are fixedly connected with 30 lower end of fixing rack for sensor by fastening screw, fixing rack for sensor
30 upper ends are fixedly connected with 4 lower surface of top plate by fastening screw；
Particularly, single abrasive bores in milling tool, bores milling tool connector 11.1 and brill milling tool main body 11.2 passes through welding
It is fixedly connected, bores milling tool main body 11.2 and be fixedly connected by welding with milling tool chassis 11.3 is bored, bore milling tool bottom
11.3 lower surface of disk is evenly arranged multiple threaded holes 11.4, is matched by threaded hole 11.4 and the stud screw thread of 11.5 one end of single abrasive
It closes, realization single abrasive 11.5 is fixedly connected with brill milling tool chassis 11.3；
In the brill milling module, single abrasive brill 11 upper end of milling tool is threadably secured with nipple 26 to be connect, and bores mill
Specimen clamping is milled inside the chuck 10 that single abrasive bores below milling tool 11, on 10 lower end of chuck and chip cover 8
Underrun is welded and fixed connection, chip cover 8 is used to collect bore milling during generation chip and cutting fluid, under chip cover 8
Bottom surface is fixedly connected by welding with 25 upper surface of support plate, and dovetail groove sliding block 9 and dovetail groove guide rail 12 are in 25 two sides of support plate
It is arranged symmetrically, dovetail groove sliding block 9 is fixedly connected with 25 side of support plate by fastening screw, and dovetail groove sliding block 9 is led in dovetail groove
Linear reciprocating motion in rail 12,12 lower end of dovetail groove guide rail are fixedly connected by welding with 7 upper surface of pedestal；
In the thrust block, thrust electric cylinder 21, thrust retarder 22 and thrust motor 23 are fixed on by fastening screw
Inside pedestal 7,23 output shaft of thrust motor is fixedly and coaxially connected with 22 input shaft of thrust retarder, and thrust retarder 22 exports
The lead screw of axis and thrust electric cylinder 21 is fixedly and coaxially connected, the feed screw nut and thrust electric cylinder of 31 lower end of thrust electric cylinder push rod
21 lead screw is attached by being threadedly engaged, 31 upper end of thrust electric cylinder push rod and 24 company of being threadably secured of pressure sensor
It connects, pressure sensor 24 is fixedly connected with support plate 25 by fastening screw；
In the supplementary module, 4 four corners in lower section of top plate are evenly arranged four supporting legs 5,5 upper end of supporting leg and 4 bottom surface of top plate
It is fixedly connected by welding, 5 lower end of supporting leg is fixedly connected by welding with pedestal 7, and pedestal 7 is hollow shell structure, pedestal
Door 6 is arranged in 7 front side of pedestal, and pedestal door 6 and pedestal 7 pass through articulated connection.
A kind of single abrasive that the present invention designs bores milling tool performance testing device, can be by adjusting different works
The single abrasive of skill parameter and replacement different types of structure bores milling tool, and the brill milling that analysis single abrasive bores milling tool is worked
Journey, and using torque as evaluation index, bit pressure and revolving speed are analyzed to the affecting laws for boring milling process, and specific work process is as follows:
When starting experimental rig, milling sample is bored by the clamping of chuck 10 first, and open variable-frequency motor power switch,
Variable-frequency motor 17 starts turning, and the revolving speed of variable-frequency motor 17 is adjusted by frequency converter, for simulating different rotating speeds to brill milling
The influence of journey；Then setting needs thrust size to be simulated on the controller, and controller is pushed away according to the thrust size of setting, control
Power motor 23 rotates, and then the displacement of thrust electric cylinder push rod 31 is controlled by thrust retarder 22 and thrust electric cylinder 21,
Under 21 impetus of thrust electric cylinder, dovetail groove sliding block 9, support plate 25, chip cover 8, chuck 10 and its brill of clamping
Milling sample moves along a straight line upwards along dovetail groove guide rail 12, after boring milling sample and single abrasive brill milling tool 11 contacts,
Pressure sensor 24 starts pressure registration occur, and according to the numerical value of pressure sensor 24, controller is pushed away by feedback regulation adjustment
Power motor 23 rotates, so that the thrust of thrust and setting that thrust electric cylinder 21 exports is in the same size, to simulate difference
Influence of the bit pressure to milling process is bored；Single abrasive brill milling tool 11 starts to bore milling work at this time later, records revolving speed at this time
The revolving speed and torque that torque sensor 20 exports, to analyze bit pressure and revolving speed to the affecting laws for boring milling process.
When closing experimental rig, it is first turned on controller Aligning control switch, thrust motor 23 rotates backward, and driving pushes away
Power electric cylinder push rod 31 is retracted into initial position, to drive dovetail groove sliding block 9, support plate 25, chip cover 8, chuck 10
And its brill milling sample of clamping is linearly moved to downwards extreme position along dovetail groove guide rail 12, is then shut off variable-frequency electric electromechanics
Source switch, variable-frequency motor 17 stops operating at this time, finally removes and bores milling sample, completes the performance that single abrasive bores milling tool 11
Testing experiment work.
When replacing single abrasive brill milling tool 11, it is only necessary to by the single abrasive 11.5 of different types of structure and bore milling work
Threaded hole 11.4 on tool chassis 11.3 is fixedly connected by being threadedly engaged, and single abrasive 11.5 can also be arranged in brill mill
The different location on milling tool chassis 11.3, to analyze the influence rule of 11.5 pairs of single abrasive brill milling processes of different arrangements
Rule.
The present invention is described by way of example above, but the present invention is not limited to above-mentioned specific embodiment, all to be based on
Any changes or modifications that the present invention is done are fallen within the scope of the claimed invention.
Claims (2)
1. a kind of single abrasive bores milling tool performance testing device, it is characterised in that: including power plant module, transmission module,
Milling module, thrust block and supplementary module are bored, mainly by drive pulley, belt, driven pulley, top plate, supporting leg, pedestal
Door, pedestal, chip cover, dovetail groove sliding block, chuck, single abrasive bore milling tool, dovetail groove guide rail, lower coupler, gear
Case, bearing block, retarder, variable-frequency motor, transmission shaft, middle shaft coupling, rotary speed torque sensor, thrust electric cylinder, thrust are slowed down
Device, thrust motor, pressure sensor, support plate, nipple, driven wheel of differential, drive bevel gear, upper coupling, sensing
Device fixed frame and thrust electric cylinder push rod composition, single abrasive bore milling tool mainly by brill milling tool connector, brill milling tool
Main body bores milling tool chassis, threaded hole and single abrasive composition；
In the power plant module, variable-frequency motor is fixed on cover top surface by fastening screw, and variable-frequency motor can pass through frequency converter
Realize frequency control；
In the transmission module, variable-frequency motor output shaft is fixedly and coaxially connected with drive pulley, drive pulley and driven skin
Belt wheel realizes V belt translation by belt, and driven pulley is fixedly and coaxially connected with reducer input shaft, reducer output shaft with it is upper
Shaft coupling one end is fixedly and coaxially connected, and the upper coupling other end is fixedly and coaxially connected with drive bevel gear input shaft, active conical tooth
Wheel input shaft is coaxially interference fitted with bearing inner race, and bearing outer ring is coaxially interference fitted with bearing block inner ring, drive bevel gear cloth
It sets in the horizontal direction, driven wheel of differential is arranged in vertical direction, drive bevel gear and driven wheel of differential and cooperates biography by bevel gear
Dynamic, driven wheel of differential is fixedly and coaxially connected with transmission shaft, and transmission shaft is fixedly and coaxially connected with middle shaft coupling upper end, under middle shaft coupling
End is fixedly and coaxially connected with rotary speed torque sensor input shaft, and rotary speed torque sensor output shaft and lower coupler upper end are coaxially solid
Fixed connection, lower coupler lower end are threadably secured with nipple upper end and connect, and retarder, bearing block and gear-box pass through tight
Connect Gu screw is fixed on cover top surface, rotary speed torque sensor pedestal and fixing rack for sensor lower end by the way that fastening screw is fixed
It connects, fixing rack for sensor upper end is fixedly connected with top plate lower surface by fastening screw；
In the brill milling module, single abrasive brill milling tool upper end is threadably secured with nipple to be connect, and bores milling examination
For sample clamping inside the chuck that single abrasive bores below milling tool, chuck lower end and chip cover upper bottom surface pass through welding
It is fixedly connected, the chip and cutting fluid that chip cover generates in the process for collecting brill milling, on chip cover bottom surface and support plate
Surface is fixedly connected by welding, and dovetail groove sliding block is arranged symmetrically with dovetail groove guide rail in support plate two sides, dovetail groove sliding block with
Support plate side is fixedly connected by fastening screw, and dovetail groove sliding block linear reciprocating motion, dovetail groove in dovetail groove guide rail are led
Rail lower end is fixedly connected by welding with base upper surface；
In the thrust block, thrust electric cylinder, thrust retarder and thrust motor are fixed in pedestal by fastening screw
Portion, thrust motor output shaft are fixedly and coaxially connected with thrust reducer input shaft, and thrust reducer output shaft and thrust are electronic
The lead screw of cylinder is fixedly and coaxially connected, and the lead screw of the feed screw nut and thrust electric cylinder of thrust electric cylinder push rod lower end is matched by screw thread
Conjunction is attached, and thrust electric cylinder push rod upper end is threadably secured with pressure sensor to be connect, pressure sensor and support plate
It is fixedly connected by fastening screw；
In the supplementary module, four corners are evenly arranged four supporting legs below top plate, and supporting leg upper end passes through with top plate bottom surface
Connection is welded and fixed, supporting leg lower end is fixedly connected by welding with pedestal, and pedestal is hollow shell structure, and pedestal door is arranged in
On front side of pedestal, pedestal door and pedestal pass through articulated connection.
2. a kind of single abrasive according to claim 1 bores milling tool performance testing device, it is characterised in that: single mill
It in grain brill milling tool, bores milling tool connector and is fixedly connected by welding with milling tool main body is bored, bore milling tool main body
It is fixedly connected by welding with milling tool chassis is bored, bores milling tool chassis lower surface and be evenly arranged multiple threaded holes, pass through
Threaded hole and the stud of single abrasive one end are threadedly engaged, and realization single abrasive is fixedly connected with brill milling tool chassis.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910508640.6A CN110160907B (en) | 2019-06-13 | 2019-06-13 | Single-abrasive-particle drilling, grinding and milling tool performance test device |
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| CN201910508640.6A CN110160907B (en) | 2019-06-13 | 2019-06-13 | Single-abrasive-particle drilling, grinding and milling tool performance test device |
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| CN110160907B CN110160907B (en) | 2021-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268725A (en) * | 2020-10-27 | 2021-01-26 | 中国石油大学(华东) | System and method for testing and evaluating working performance of drilling, grinding and milling tool |
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