CN114878456A - Hundred check testing arrangement - Google Patents
Hundred check testing arrangement Download PDFInfo
- Publication number
- CN114878456A CN114878456A CN202210398413.4A CN202210398413A CN114878456A CN 114878456 A CN114878456 A CN 114878456A CN 202210398413 A CN202210398413 A CN 202210398413A CN 114878456 A CN114878456 A CN 114878456A
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- assembly
- hundred
- knife
- suspension
- weight
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- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 239000000725 suspension Substances 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims description 14
- 230000002457 bidirectional effect Effects 0.000 claims description 11
- 230000005484 gravity Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 238000006748 scratching Methods 0.000 abstract description 5
- 230000002393 scratching effect Effects 0.000 abstract description 5
- 239000007943 implant Substances 0.000 description 7
- 210000000988 bone and bone Anatomy 0.000 description 5
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a hundred-grid testing device which comprises a testing platform, an X-Y-Z driving assembly and a suspension scratching assembly, wherein a suspension bracket of the suspension scratching assembly is connected with an execution part of the X-Y-Z driving assembly, a linear bearing is vertically arranged on the suspension bracket, a hundred-grid knife is arranged in the linear bearing in a matching way, a lever pressing assembly is arranged at the top of the hundred-grid knife, and a suspension traction assembly pulls the hundred-grid knife. The lever pressing assembly is in a zero-gravity suspension state when weights are not placed, so that the acting force of the louver knife on a workpiece can be adjusted by changing the normal pressure of the lever pressing assembly on the louver knife, the acting force of the louver knife on the workpiece is derived from the lever pressing assembly, and the normal pressure generated by the lever pressing assembly is constant, so that the acting force of the louver knife on the workpiece can be accurately controlled, the louver knife can freely move in the vertical direction and is fixed by the normal force, and the position of the louver knife does not need to be adjusted when a scratch test is performed on the non-planar workpiece.
Description
Technical Field
The invention relates to the field of bone implant testing, in particular to a hundred-grid testing device.
Background
Orthopedic implants mainly include bone-engaging implants and joint implants, such as bone plates, bone screws, intramedullary nails, spinal internal fixation implants, artificial joints, etc. The bone implant can be classified into a wound type, a spinal column type, a joint type and the like according to the use position, and the bone implant needs to be subjected to scratch test in practical use.
The utility model provides an automatic hundred check testing arrangement of corrosion-resistant work piece that publication number is CN108548777B relates to the frock auxiliary field, including hundred check sword, frame and controller, the inside of frame is equipped with moving mechanism, the upper end fixedly connected with support of frame, moving mechanism's upper end fixedly connected with placement mechanism, the lower extreme central point at support top puts and first motor fixed connection, the output shaft and the key-type connection of hundred check mechanism of first motor, hundred check sword is fixed on hundred check mechanisms, controller and first motor, hundred check mechanisms, moving mechanism and placement mechanism electric connection. This prior art reaches the effort that changes hundred check swoves to the work piece through the height that changes the base, and the height of base then changes the height through the cylinder, then needs then to detect through the sensor when the effort of control hundred check swoves to the work piece, and need keep the constant force when the mar test, then just need real-time detection and control effort, and then be not convenient for process.
Disclosure of Invention
The present invention is directed to a device for testing a plurality of grids, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a louver testing device comprising a test bed, an X-Y-Z drive assembly disposed on the test bed, and a floating scribe assembly disposed on an actuator of the X-Y-Z drive assembly, the X-Y-Z drive assembly then being capable of driving the floating scribe assembly to move in three directions X-Y-Z, wherein:
the suspension scratch assembly comprises a suspension bracket, a linear bearing, a hundred-grid knife, a lever pressing assembly and a suspension traction assembly, wherein the suspension bracket is connected with an execution component of an X-Y-Z driving assembly, the linear bearing is vertically installed on the suspension bracket, the hundred-grid knife is installed in the linear bearing in a matching mode, the lever pressing assembly is arranged at the top of the hundred-grid knife, the lever pressing assembly changes the normal pressure on the hundred-grid knife by moving the position where the weight component is placed and the weight of the weight, the suspension traction assembly pulls the hundred-grid knife, and the lever pressing assembly is in a zero-gravity suspension state when the weight is not placed.
Preferably, the lever pressure applying assembly comprises a transverse lever and a weight rack, the transverse lever is connected with the hundred-grid knife, the weight rack is installed at two ends of the transverse lever in a matched mode respectively, the weight rack can move towards the direction close to or far away from the hundred-grid knife, and then the effect of adjusting normal pressure of the hundred-grid knife is achieved.
Preferably, the suspension traction assembly comprises guide wheels, ropes and a lead block, the two guide wheels are respectively rotatably mounted on two sides of the suspension bracket, one end of each rope is connected with the lead block, the other end of each rope is respectively connected with two sides of the transverse lever, and the ropes cross the guide wheels, so that the downward gravity of the lead block is converted into the pulling force for pulling up the transverse lever.
Preferably, the lever pressure-applying assembly further comprises a position adjusting mechanism for synchronously adjusting the positions of the two weight holders.
Preferably, the position adjusting mechanism consists of a threaded sleeve and a bidirectional screw rod, the threaded sleeve is respectively connected with the two weight stands, the bidirectional screw rod is rotatably installed on the transverse lever, and the parts of the two ends of the bidirectional screw rod, which are opposite in thread turning direction, respectively penetrate through the two threaded sleeves and are in threaded connection with the threaded sleeves.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the lever pressing assembly is in a zero gravity suspension state when no weight is placed, so that the acting force of the louver knife on the workpiece can be adjusted by changing the normal pressure of the lever pressing assembly on the louver knife, the acting force of the louver knife on the workpiece comes from the lever pressing assembly, and the normal pressure generated by the lever pressing assembly is constant, so that the acting force of the louver knife on the workpiece can be accurately controlled, the louver knife can freely move in the vertical direction and the normal force is fixed, and therefore, the position of the louver knife does not need to be adjusted when a scratch test is performed on the non-planar workpiece.
Drawings
FIG. 1 is a three-dimensional schematic of the overall structure of the present invention;
FIG. 2 is a three-dimensional schematic view of a floating scribe assembly of the present invention;
FIG. 3 is a three-dimensional schematic view of the lever apply assembly of the present invention;
in the figure: the device comprises a test bench 1, a 2X-Y-Z driving component, a 3 suspension scratch component, a 31 suspension bracket, a 32 linear bearing, a 33 hundred-grid knife, a 34 guide wheel, a 35 rope, a 36 lead block, a 331 transverse lever, a 332 weight frame, a 333 threaded sleeve and a 334 bidirectional screw rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 1 to 3, the present invention provides a technical solution:
a blind testing apparatus comprising a test station 1, an X-Y-Z drive assembly 2 and a floating scribe assembly 3, wherein:
the X-Y-Z driving component 2 is arranged on the test bench 1, wherein the X-Y-Z driving component 2 consists of two linear driving components which are arranged in a crossed manner and a hydraulic cylinder, wherein the transverse linear driving component is connected with an execution part of the longitudinal linear driving component, and the hydraulic cylinder is connected with an execution part of the transverse linear driving component, wherein the three-degree-of-freedom driving component is a conventional technical means of a person skilled in the art, and is not described herein again, the suspension scratch component 3 is arranged on the execution part of the X-Y-Z driving component 2, and then the X-Y-Z driving component 2 can drive the suspension scratch component 3 to move along three directions of X-Y-Z;
the suspension scratching component 3 comprises a suspension frame 31, a linear bearing 32, a hundred-grid knife 33, a lever pressing component and a suspension traction component, wherein the suspension frame 31 is connected with a hydraulic cylinder in the X-Y-Z driving component 2, the linear bearing 32 is vertically arranged on the suspension frame 31, the hundred-grid knife 33 is arranged in the linear bearing 32 in a matching way and forms a moving pair in the linear bearing 32, the lever pressing component is arranged at the top of the hundred-grid knife 33, the lever pressing component changes the normal pressure on the hundred-grid knife 33 by moving the position for placing the weight component and the weight of the weight, the lever pressing component comprises a transverse lever 331 and a weight frame 332, the transverse lever 331 is connected with the hundred-grid knife 33, the weight frame 332 is respectively arranged at the two ends of the transverse lever 331 in a matching way, and the weight frame 332 can be displaced towards the direction close to or far away from the hundred-grid knife 33, so as to achieve the effect of adjusting the normal pressure on the hundred-grid knife 33, the principle of adjusting the normal pressure of the opposite-to-louver-knife 33 is that the transverse lever 331 is used as a lever element, the acting force on the center of the transverse lever 331 changes after the position of the weight holder 332 arranged on the transverse lever 331 moves, the louver knife 33 is located at the center of the transverse lever 331, therefore, the normal pressure of the opposite-to-louver knife 33 can be adjusted by changing the position of the weight holder 332, the weight holder 332 can also be stacked to achieve the effect of changing the pressure, the louver knife 33 is pulled by the suspension traction component, so that the lever pressing component is in a zero-gravity suspension state when the weight is not placed, the suspension traction component comprises guide wheels 34, ropes 35 and lead blocks 36, the two guide wheels 34 are respectively and rotatably arranged on two sides of the suspension frame 31, one end of each rope 35 is connected with the lead block 36, the other end of each rope is respectively connected with two sides of the transverse lever 331, and the ropes 35 pass through the guide wheels 34, the downward gravity of the lead block 36 is converted into the pulling force for pulling up the transverse lever 331, then the gravity of the lead block 36 is converted into the vertical pulling force for the transverse lever 331 through the rope 35 and the guide wheel 34, so that the gravity of the lever pressing component, the gravity of the hundred-grid knife 33 and the friction force between the hundred-grid knife 33 and the linear bearing 32 when the hundred-grid knife 33 is lifted can be counteracted, further, the hundred-grid knife 33 is in a zero-gravity suspension state, and then the hundred-grid knife 33 can not generate acting force on the workpiece when contacting the workpiece;
the lever pressing component as a preferred embodiment further comprises a position adjusting mechanism for synchronously adjusting the positions of the two weight holders 332, the position adjusting mechanism is composed of a threaded sleeve 333 and a bidirectional screw rod 334, the two threaded sleeves 333 are respectively connected with the two weight holders 332, that is, the two weight holders 332 are respectively provided with the threaded sleeves 333, the bidirectional screw rod 334 is rotatably mounted on the transverse lever 331, the parts with opposite threaded directions at the two ends of the bidirectional screw rod 334 respectively penetrate through the two threaded sleeves 333 and are in threaded connection with the threaded sleeves 333, further, the two weight holders 332 can be driven to move towards the directions close to or away from each other when the bidirectional screw rod 334 rotates, and the threaded transmission pair further has a self-locking characteristic, so that the weight holders 332 are prevented from shifting.
The working principle of the invention is as follows: the test bench 1 is provided with a bench vice, a workpiece to be tested is clamped by the bench vice, then the two-way screw 334 is rotated, the two weight racks 33 move towards the directions of being far away from or close to each other, the moment is equal to the product of the acting force and the length of the moment arm, the length of the moment arm is increased after the weight racks 33 move outwards, therefore, the acting force on the center of the transverse lever 331 is increased, and further, the effect of applying normal pressure to the hundred-grid knife 33 is achieved, at the moment, the X-Y-Z driving assembly 2 is driven to be in contact with the hundred-grid knife 33, the normal pressure of the hundred-grid knife 33 is a constant value, when the hundred-grid knife 33 is in contact with the workpiece, the scratching force is constant, as the acting force of the hundred-grid knife 33 on the workpiece is irrelevant to the descending distance of the hundred-grid knife 33, namely, even if the descending distance of the hundred-grid knife 33 is too large, the workpiece can be jacked up, and the friction force between the hundred-grid knife 33 and the linear bearing 32 is counteracted by the suspension traction assembly, therefore, the acting force of the hundred-grid cutter 33 on the workpiece is a constant value, so that the steps of leveling the workpiece and contacting the workpiece with prestress are not needed, and the scratching work is facilitated.
And the normal acting force of the hundred-grid knife 33 can be adjusted by adding and subtracting the weight on the weight rack 332.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A kind of one hundred check testing devices, including test bed (1), X-Y-Z drive assembly (2) and floating scratch assembly (3), the said X-Y-Z drive assembly (2) is set up on the test bed (1), the floating scratch assembly (3) is set up on the executive unit of the X-Y-Z drive assembly (2), then X-Y-Z drive assembly (2) can drive the floating scratch assembly (3) to move along three directions of X-Y-Z, characterized by that:
the suspension scratch assembly (3) comprises a suspension frame (31), a linear bearing (32), a hundred-grid cutter (33), a lever pressing assembly and a suspension traction assembly, wherein the suspension frame (31) is connected with an execution component of the X-Y-Z driving assembly (2), the linear bearing (32) is vertically installed on the suspension frame (31), the hundred-grid cutter (33) is installed in the linear bearing (32) in a matched mode, the lever pressing assembly is arranged at the top of the hundred-grid cutter (33), the lever pressing assembly changes the normal pressure of the hundred-grid cutter (33) by moving the position where the weight component is placed and the weight of the weight, the suspension traction assembly pulls the hundred-grid cutter (33), and therefore the lever pressing assembly is in a zero-gravity suspension state when the weight is not placed.
2. A lattice testing device according to claim 1, characterised in that: the lever pressure application assembly comprises a transverse lever (331) and a weight frame (332), the transverse lever (331) is connected with the hundred-grid knife (33), the weight frame (332) is installed at two ends of the transverse lever (331) in a matched mode respectively, the weight frame (332) can move towards the direction close to or far away from the hundred-grid knife (33), and the effect of adjusting the normal pressure of the hundred-grid knife (33) is achieved.
3. A lattice testing device according to claim 2, characterised in that: the suspension traction assembly comprises guide wheels (34), ropes (35) and lead blocks (36), the two guide wheels (34) are respectively rotatably mounted on two sides of the suspension frame (31), one ends of the two ropes (35) are connected with the lead blocks (36), the other ends of the two ropes are respectively connected with two sides of the transverse lever (331), and the ropes (35) cross the guide wheels (34), so that the downward gravity of the lead blocks (36) is converted into a pulling force for pulling up the transverse lever (331).
4. A lattice testing device according to claim 2, characterised in that: the lever pressing assembly further comprises a position adjusting mechanism for synchronously adjusting the positions of the two weight holders (332).
5. The lattice testing device of claim 4, wherein: the position adjusting mechanism is composed of threaded sleeves (333) and a bidirectional screw rod (334), the two threaded sleeves (333) are respectively connected with two weight racks (332), the bidirectional screw rod (334) is rotatably installed on a transverse lever (331), and parts of the two ends of the bidirectional screw rod (334) with opposite thread turning directions respectively penetrate through the two threaded sleeves (333) and are in threaded connection with the threaded sleeves (333).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210398413.4A CN114878456A (en) | 2022-04-15 | 2022-04-15 | Hundred check testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210398413.4A CN114878456A (en) | 2022-04-15 | 2022-04-15 | Hundred check testing arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN114878456A true CN114878456A (en) | 2022-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210398413.4A Pending CN114878456A (en) | 2022-04-15 | 2022-04-15 | Hundred check testing arrangement |
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| Country | Link |
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| CN (1) | CN114878456A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115586134A (en) * | 2022-09-28 | 2023-01-10 | 惠州德斯坤化工有限公司 | UV spouts check out test set of a yard printing ink yard solidification degree |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07190913A (en) * | 1993-12-27 | 1995-07-28 | Shinto Kagaku Kk | Scratching resistance measuring machine |
| CN203720019U (en) * | 2014-01-07 | 2014-07-16 | 同济大学 | Testing device for simulating creep action of material in biaxial drawing state |
| CN108037032A (en) * | 2017-12-08 | 2018-05-15 | 武汉华星光电半导体显示技术有限公司 | Tester |
| CN109941900A (en) * | 2019-04-17 | 2019-06-28 | 中铁十一局集团第三工程有限公司 | A kind of sound barrier plate simply installs equipment |
| CN112284952A (en) * | 2020-09-15 | 2021-01-29 | 佳禾智能科技股份有限公司 | Wire scratch resistance testing instrument and testing method |
| CN113029780A (en) * | 2021-03-05 | 2021-06-25 | 浙江理工大学 | Soil slope filling process simulation method and device |
| JP2021099224A (en) * | 2019-12-20 | 2021-07-01 | オールグッド株式会社 | State measurement device of test object |
| CN214068093U (en) * | 2020-11-03 | 2021-08-27 | 山东协和学院 | Physical combined teaching aid |
-
2022
- 2022-04-15 CN CN202210398413.4A patent/CN114878456A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07190913A (en) * | 1993-12-27 | 1995-07-28 | Shinto Kagaku Kk | Scratching resistance measuring machine |
| CN203720019U (en) * | 2014-01-07 | 2014-07-16 | 同济大学 | Testing device for simulating creep action of material in biaxial drawing state |
| CN108037032A (en) * | 2017-12-08 | 2018-05-15 | 武汉华星光电半导体显示技术有限公司 | Tester |
| CN109941900A (en) * | 2019-04-17 | 2019-06-28 | 中铁十一局集团第三工程有限公司 | A kind of sound barrier plate simply installs equipment |
| JP2021099224A (en) * | 2019-12-20 | 2021-07-01 | オールグッド株式会社 | State measurement device of test object |
| CN112284952A (en) * | 2020-09-15 | 2021-01-29 | 佳禾智能科技股份有限公司 | Wire scratch resistance testing instrument and testing method |
| CN214068093U (en) * | 2020-11-03 | 2021-08-27 | 山东协和学院 | Physical combined teaching aid |
| CN113029780A (en) * | 2021-03-05 | 2021-06-25 | 浙江理工大学 | Soil slope filling process simulation method and device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115586134A (en) * | 2022-09-28 | 2023-01-10 | 惠州德斯坤化工有限公司 | UV spouts check out test set of a yard printing ink yard solidification degree |
| CN115586134B (en) * | 2022-09-28 | 2023-08-29 | 惠州德斯坤化工有限公司 | Detection equipment for UV (ultraviolet) code-spraying ink code-spraying curing degree |
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Application publication date: 20220809 |