CN217359429U - Diamond compact shock resistance testing device - Google Patents
Diamond compact shock resistance testing device Download PDFInfo
- Publication number
- CN217359429U CN217359429U CN202220115681.6U CN202220115681U CN217359429U CN 217359429 U CN217359429 U CN 217359429U CN 202220115681 U CN202220115681 U CN 202220115681U CN 217359429 U CN217359429 U CN 217359429U
- Authority
- CN
- China
- Prior art keywords
- diamond compact
- carousel
- resistance testing
- impact resistance
- testing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a diamond compact piece shock resistance testing arrangement, including support, top hammer and impacter, still including removing seat, carousel and being used for driving the rotatory drive assembly of carousel, the carousel is located remove on the seat, the top hammer is located on the carousel, the impacter is located on the support. This diamond compact piece shock resistance testing arrangement, the shock resistance of diamond compact piece is measured to the magnitude of the product value of correction coefficient K and the correction coefficient M of damaged area percentage through single percussion work, impact number, diamond compact piece chamfer L, and numerical value is big then shock resistance is better, can be accurate reflect diamond compact piece's shock resistance, efficiency of software testing is high, the reliability is high.
Description
Technical Field
The utility model relates to a diamond compact piece technical field, concretely relates to diamond compact piece shock resistance testing arrangement.
Background
The diamond compact (PDC) is a superhard composite material formed by sintering diamond micropowder and a hard alloy substrate under the condition of ultrahigh pressure and high temperature, well combines the performance advantages of polycrystalline diamond and hard alloy, has the high hardness and high wear resistance of diamond and the strength, impact toughness and weldability of hard alloy, and is an ideal material for manufacturing cutting tools, drilling bits and other wear-resistant tools.
The impact resistance of the diamond compact refers to the impact load resistance of the diamond compact, and is usually used for measuring the toughness or fracture resistance of the diamond compact in an impact state. The diamond compact as a drill tooth can be impacted strongly when the rock is broken, so that the service performance and the service life of the diamond compact are influenced, and the diamond compact fails, so that the impact resistance is an important index for measuring the quality of the diamond compact.
At present, the impact resistance test method of the diamond composite sheet is mainly a falling ball impact method, a steel ball impacts the top of the diamond composite sheet, and the impact resistance of the product is calculated according to the product of the impact energy of the steel ball and the falling ball times. The method generally needs to lift the steel ball manually, the impact resistance test process is discontinuous, the actual use state of the diamond composite sheet is deviated, the impact resistance of the composite tooth cannot be accurately reflected, and the reliability is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide a reliability height, can simulate the diamond compact piece shock resistance testing arrangement of the in-service use state of diamond compact piece.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a diamond compact piece shock resistance testing arrangement, includes support, top hammer and impacter, still including removing seat, carousel and being used for driving the rotatory drive assembly of carousel, the carousel is located remove on the seat, the top hammer is located on the carousel, the impacter is located on the support.
As a further improvement of the technical scheme: the movable seat is provided with a supporting plate, the rotary plate is arranged on the supporting plate, the driving assembly is arranged on the movable seat, and the lower end of the rotary plate penetrates through the supporting plate and then is connected with the driving assembly.
As a further improvement of the technical scheme: the driving assembly comprises a driving motor and a speed reducer connected with the driving motor, and the speed reducer is connected with the turntable.
As a further improvement of the above technical solution: and a thrust ball bearing is arranged between the turntable and the supporting plate.
As a further improvement of the above technical solution: the movable seat is provided with a push-pull rod, the push-pull rod penetrates through a limiting boss, the push-pull rod is provided with a first limiting portion and a second limiting portion, and the limiting boss is located between the first limiting portion and the second limiting portion.
As a further improvement of the above technical solution: the movable seat is provided with a sliding block, and the sliding block is arranged on a sliding guide rail.
As a further improvement of the above technical solution: the impacter includes the impact rod, the lower extreme of impact rod is equipped with the mounting hole that is used for installing the diamond compact piece.
As a further improvement of the above technical solution: the included angle between the axis of the mounting hole and the axis of the impact rod is alpha, and alpha is more than or equal to 10 degrees and less than or equal to 30 degrees.
As a further improvement of the technical scheme: and the impact rod is provided with a set screw for fixing the diamond compact.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a diamond compact piece shock resistance testing arrangement, when using, on the impacter is installed to the diamond compact piece that will await measuring, open impacter drive diamond compact piece and strike the top hammer repeatedly and begin to count and strike the number of times, make shock resistance test process continuous, it is rotatory through drive assembly drive carousel, in order to realize that the top hammer is rotatory, it makes the carousel remove to remove the seat through removing, thereby through rotatory and removal carousel update diamond compact piece next impact's position, prevent diamond compact piece next impact at the same depressed part of top hammer, make the position that diamond compact piece strikes at random, thereby simulate diamond compact piece's in-service behavior, reduce the error of test data, shut down the impacter and stop counting and strike the number of times when diamond compact piece is damaged, through single percussion work, strike the number of times, diamond compact piece L's correction coefficient K and damaged area percentage's correction coefficient M's the product value of correction coefficient M big of number of times, the impact number of times, diamond chamfer L The impact resistance of the diamond composite sheet is measured, and the larger the numerical value is, the better the impact resistance is, so that the impact resistance of the diamond composite sheet can be accurately reflected, the testing efficiency is high, and the reliability is high.
Drawings
FIG. 1 is the structure schematic diagram of the first visual angle of the diamond compact impact resistance testing device of the utility model
Fig. 2 is the structure schematic diagram at the second visual angle of the device for testing the impact resistance of the diamond compact of the utility model.
Fig. 3 is an enlarged view of a point a in fig. 1.
Fig. 4 is a partial sectional view of the present invention.
The reference numerals in the figures denote: 1. a support; 2. a movable seat; 21. a support plate; 22. a thrust ball bearing; 23. a push-pull rod; 231. a first limiting part; 232. a second limiting part; 24. a slider; 3. a turntable; 4. jacking a hammer; 5. an impactor; 51. an impact bar; 511. mounting holes; 512. tightening the screw; 6. a drive assembly; 61. a drive motor; 62. a speed reducer; 7. a base plate; 71. a limiting boss; 72. a sliding guide rail.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 4 show an embodiment of the present invention, the diamond compact sheet impact resistance testing device of this embodiment, including support 1, removal seat 2, carousel 3, top hammer 4, impacter 5 and be used for driving the rotatory drive assembly 6 of carousel 3, carousel 3 locates on removing seat 2, and top hammer 4 locates on carousel 3, and impacter 5 locates on support 1. The top hammer 4 is preferably a cemented carbide top hammer.
This diamond compact piece shock resistance testing arrangement, when using, install the diamond compact piece that awaits measuring on impacter 5, open impacter 5 drive diamond compact piece and strike the top hammer 4 repeatedly and begin to count and strike the number of times, make the shock resistance test process continuous, drive carousel 3 through drive assembly 6 and rotate, in order to realize that the top hammer 4 rotates, move seat 2 through removing and make carousel 3 remove, thereby renew the position that diamond compact piece strikes next time through rotating and removing carousel 3, prevent that diamond compact piece from next time striking at the same depressed part of top hammer 4, make the position that diamond compact piece strikes at random, thereby simulate the in-service behavior of diamond compact piece, reduce the error of test data, shut down impacter 5 and stop counting and strike the number of times when diamond compact piece is damaged, through single impact work, strike the number of times, a little, the, The impact resistance of the diamond compact is measured according to the product value of the correction coefficient K of the chamfer L of the diamond compact and the correction coefficient M of the percentage of the damaged area, the larger the numerical value is, the better the impact resistance is, the impact resistance of the diamond compact can be accurately reflected, the testing efficiency is high, and the reliability is high.
In this embodiment, a supporting plate 21 is disposed on the movable base 2, the rotary plate 3 is disposed on the supporting plate 21, the driving assembly 6 is disposed on the movable base 2, and the lower end of the rotary plate 3 is connected with the driving assembly 6 after passing through the supporting plate 21. The turntable 3 is supported by the support plate 21, so that the driving assembly 6 is prevented from bearing impact force when the diamond compact impacts the anvil 4.
In this embodiment, the driving assembly 6 includes a driving motor 61 and a speed reducer 62 connected to the driving motor 61, and the speed reducer 62 is connected to the turntable 3. The preferred servo motor of driving motor 61, the rotational speed of convenient control carousel 3, the preferred right angle speed reducer of speed reducer 62, the bottom of right angle speed reducer links to each other with removal seat 2, reduces the space below backup pad 21 and occupies.
In this embodiment, a thrust ball bearing 22 is provided between the turntable 3 and the support plate 21. The thrust ball bearing 22 realizes relative rotation between the turntable 3 and the support plate 21, and can bear certain impact force, thereby further improving the reliability of the device.
In this embodiment, the moving seat 2 is provided with a push-pull rod 23, the push-pull rod 23 is disposed in a limiting boss 71, the push-pull rod 23 is provided with a first limiting portion 231 and a second limiting portion 232, and the limiting boss 71 is located between the first limiting portion 231 and the second limiting portion 232. Preferably, the testing device further comprises a bottom plate 7, the support 1 and the moving seat 2 are arranged on the bottom plate 7, the limiting boss 71 is arranged on the bottom plate 7, the push-pull rod 23 can be pushed and pulled to adjust the position of the moving seat 2 on the bottom plate 7, the moving seat 2 is limited to move in a large range through the first limiting portion 231 and the second limiting portion 232, the distance between the first limiting portion 231 and the second limiting portion 232 is preferably equal to the radius of the top surface of the top hammer 4, the top surface of the top hammer 4 can be impacted, and the utilization rate of the top hammer 4 is improved.
In this embodiment, the movable base 2 is provided with a sliding block 24, and the sliding block 24 is disposed on a sliding guide 72. Preferably, the sliding guide 72 is provided on the base plate 7, and the position adjustment is facilitated by the slider 24 cooperating with the sliding guide 72.
In this embodiment, the impactor 5 includes an impact rod 51, and the lower end of the impact rod 51 is provided with a mounting hole 511 for mounting the diamond compact. Through the lower extreme simulation drill bit body of impact rod 51, the diamond compact piece that awaits measuring is installed in the mounting hole 511 of impact rod 51 lower extreme, makes things convenient for the impact. The impactor 5 preferably attracts the impact rod 51 by an electromagnet to lift the impact rod 51, and at this time, the single impact power is the product of the total gravity and the impact height of the impact rod 51 and the composite sheet, and in other embodiments, the impactor 5 may also select an air cylinder, an oil cylinder, an electric push rod, and the like, and may all realize the lifting motion of the impact rod 51.
The included angle between the axis of the mounting hole 511 and the axis of the impact rod 51 is alpha, and alpha is more than or equal to 10 degrees and less than or equal to 30 degrees. In the embodiment, the angle alpha is preferably 18 degrees, and the welding angle of the diamond compact on the drill bit body can be simulated by setting the included angle alpha between the axis of the mounting hole 511 and the axis of the impact rod 51, so that the actual use state of the diamond compact is further simulated, and the test precision is improved.
In this embodiment, the impact rod 51 is provided with a set screw 512 for fixing the diamond compact. The diamond compact piece to be tested is fixed through the set screw 512, the structure is simple and reliable, and the diamond compact piece is convenient to replace.
In this embodiment, the relationship between the diamond compact chamfer L and the correction coefficient K is as follows:
| chamfer L | 0.2 | 0.25 | 0.3 | 0.35 | 0.4 |
| Correction factor K | 1.2 | 1.1 | 1 | 0.95 | 0.82 |
The relationship between the damaged area percentage of the diamond compact and the correction coefficient M is as follows:
| percentage of breakage | 0％～25％ | 26％～50％ | 51％～75％ |
| Correction factor M | 1 | 0.8 | 0.5 |
The impact resistance of the diamond compact is equal to single impact power multiplied by impact times multiplied by a correction coefficient K multiplied by a correction coefficient M, and the larger the impact resistance value is, the better the impact resistance is.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a diamond compact piece shock resistance testing arrangement, includes support (1), top hammer (4) and impacter (5), its characterized in that: still including removing seat (2), carousel (3) and being used for driving rotatory drive assembly (6) of carousel (3), carousel (3) are located remove on the seat (2), top hammer (4) are located on carousel (3), impacter (5) are located on support (1).
2. The diamond compact impact resistance testing device of claim 1, wherein: the movable base is characterized in that a supporting plate (21) is arranged on the movable base (2), the rotary table (3) is arranged on the supporting plate (21), the driving assembly (6) is arranged on the movable base (2), and the lower end of the rotary table (3) penetrates through the supporting plate (21) and then is connected with the driving assembly (6).
3. The diamond compact impact resistance testing device of claim 2, wherein: the driving assembly (6) comprises a driving motor (61) and a speed reducer (62) connected with the driving motor (61), and the speed reducer (62) is connected with the rotary disc (3).
4. The diamond compact impact resistance testing device of claim 2, wherein: and a thrust ball bearing (22) is arranged between the rotary disc (3) and the supporting plate (21).
5. The diamond compact impact resistance testing device of claim 1, wherein: the movable seat (2) is provided with a push-pull rod (23), the push-pull rod (23) penetrates through a limiting boss (71), the push-pull rod (23) is provided with a first limiting portion (231) and a second limiting portion (232), and the limiting boss (71) is located between the first limiting portion (231) and the second limiting portion (232).
6. The diamond compact impact resistance testing device of claim 5, wherein: the movable seat (2) is provided with a sliding block (24), and the sliding block (24) is arranged on a sliding guide rail (72).
7. The diamond compact impact resistance test device according to any one of claims 1 to 6, wherein: impacter (5) are including impact rod (51), the lower extreme of impact rod (51) is equipped with mounting hole (511) that are used for installing the diamond compact piece.
8. The diamond compact impact resistance testing device of claim 7, wherein: the included angle between the axis of the mounting hole (511) and the axis of the impact rod (51) is alpha, and alpha is more than or equal to 10 degrees and less than or equal to 30 degrees.
9. The diamond compact impact resistance testing device of claim 7, wherein: and a set screw (512) for fixing the diamond compact is arranged on the impact rod (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220115681.6U CN217359429U (en) | 2022-01-17 | 2022-01-17 | Diamond compact shock resistance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220115681.6U CN217359429U (en) | 2022-01-17 | 2022-01-17 | Diamond compact shock resistance testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217359429U true CN217359429U (en) | 2022-09-02 |
Family
ID=83041877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220115681.6U Active CN217359429U (en) | 2022-01-17 | 2022-01-17 | Diamond compact shock resistance testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217359429U (en) |
-
2022
- 2022-01-17 CN CN202220115681.6U patent/CN217359429U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109238618B (en) | Cutter impact resistance characteristic testing arrangement | |
| CN110631796B (en) | Testing device | |
| CN217359429U (en) | Diamond compact shock resistance testing device | |
| CN106194038B (en) | A kind of reinforcement tool of rotary bit | |
| CN210031748U (en) | Highway engineering roadbed compactness field detection device | |
| CN206020199U (en) | A kind of PDC toughness automatic checkout equipment | |
| CN107605407A (en) | A kind of PDC cutter and the composite drill bit containing the PDC cutter | |
| CN110625554B (en) | TBM cutter disc hob seat replacement, positioning and detecting device | |
| CN115791063B (en) | Drill fatigue impact damage tester | |
| CN106442175A (en) | PDC anti-impact toughness automatic detection device | |
| CN116006067A (en) | Structure for preventing drill bit of geological exploration pneumatic drilling machine from failing | |
| CN112302541B (en) | A matrix PDC coring bit that is arranged in hard and above homogeneity stratum | |
| CN207114346U (en) | A kind of composite polycrystal-diamond shock resistance test equipment | |
| CN210571278U (en) | Testing device | |
| CN206053858U (en) | A kind of reinforcement instrument of rotary bit | |
| CN207189080U (en) | A kind of jig for working fluid hammer side plate | |
| CN210085489U (en) | Rock drill test run device of blast furnace taphole drilling machine | |
| CN219076160U (en) | Construction impact drill bit | |
| CN221741259U (en) | Square handle four-pit pile driving hammer | |
| CN2869276Y (en) | Reverse well-expanding device | |
| CN220960891U (en) | Workpiece shot blasting strength identification device | |
| CN210523918U (en) | Special cutter for drill rod of percussion drill | |
| CN217380397U (en) | Vibration hammer assembly for core drilling | |
| CN107421824A (en) | A kind of composite polycrystal-diamond shock resistance test equipment and evaluation method | |
| CN214463861U (en) | Rotary drilling rig power head damper device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |