CN207050978U - Bone screw tester and bone screw test system - Google Patents
Bone screw tester and bone screw test system Download PDFInfo
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- CN207050978U CN207050978U CN201721048657.0U CN201721048657U CN207050978U CN 207050978 U CN207050978 U CN 207050978U CN 201721048657 U CN201721048657 U CN 201721048657U CN 207050978 U CN207050978 U CN 207050978U
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- screw
- bone screw
- clamping device
- measuring force
- tester
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Abstract
The utility model provides a kind of bone screw tester and bone screw test system, is related to tester technical field.The bone screw tester includes drive device, device for measuring force, clamping device and lowering or hoisting gear；The drive device, device for measuring force and clamping device are located at the same side of the lowering or hoisting gear；The clamping device includes screw clamping device and the sample holding device being vertically oppositely arranged with it；The drive device is fixedly connected with the screw clamping device, and the device for measuring force is arranged on the bottom of the sample holding device；The drive device and the screw clamping device are connected with the lowering or hoisting gear, to drive the drive device and the screw clamping device vertically to move back and forth；The lowering or hoisting gear and the device for measuring force are installed on support.Bone screw tester provided by the utility model can accurately test bone screw physical property automatically.
Description
Technical field
It the utility model is related to tester technical field, more particularly to a kind of bone screw tester and bone screw test
System.
Background technology
Bone screw belongs to orthopaedics implant, is widely used in dislocating, the clinical treatment of the illness such as fracture.Bone screw
Quality determines the operation convenience of doctor and the security that patient uses.Bone screw physical properties tester can simulate clinic
Service condition, test out the parameter such as turn moment of torsion, self tapping power of bone screw, and automatically derived test result.
Country has strict regulation, including apparent size, performance, physical and chemical performance and health to bone screw
Index etc..And bone screw also among continuous practice renewal, is badly in need of the usability that a kind of equipment can test new product
Energy, particularly physical property.
However, the instrument for being used to test bone screw turn moment of torsion, self tapping power etc. domestic at present can not realize automatic survey
There is larger error in amount, measurement result, it is impossible to accurately reflect the performance of bone screw again.
Based on problem above, propose that a kind of tester that can accurately test bone screw physical property automatically seems particularly
It is important.
The information for being disclosed in the background section is merely intended to deepen the reason to general background technology of the present utility model
Solution, and be not construed as recognizing or imply known to those skilled in the art existing of the information structure in any form
Technology.
Utility model content
The purpose of this utility model is to provide a kind of bone screw tester, largely alleviated in the prior art
Be used for test the instrument of bone screw turn moment of torsion, self tapping power etc. and can not realize automatic measurement, measurement result exists larger again
Error, it is impossible to accurately reflect the technical problem of the performance of bone screw.
A kind of bone screw tester provided by the utility model, including drive device, device for measuring force, clamping device and
Lowering or hoisting gear；
The drive device, device for measuring force and clamping device are located at the same side of the lowering or hoisting gear；
The clamping device includes screw clamping device and the sample holding device being vertically oppositely arranged with it；
The drive device is fixedly connected with the screw clamping device, and the device for measuring force is arranged on the sample holder
The bottom of device；
The drive device and the screw clamping device are connected with the lowering or hoisting gear, to drive the drive device
Vertically moved back and forth with the screw clamping device；
The lowering or hoisting gear and the device for measuring force are installed on support.
As further technical scheme, the lowering or hoisting gear includes pressing plate, elevating screw, the axis of guide and lifter plate；
The elevating screw and the axis of guide are respectively positioned between the pressing plate and support, and the elevating screw and the axis of guide run through
The lifter plate and lifter plate can move back and forth along the elevating screw and the axis of guide.
As further technical scheme, in addition to lifting motor, the lifting motor drives lifting silk by conveyer belt
Thick stick rotates.
As further technical scheme, the drive device and the screw clamping device are installed in the lifter plate
On, the drive device is connected by rotating shaft holder with the screw clamping device.
As further technical scheme, the drive device uses electric rotating machine.
As further technical scheme, the screw clamping device uses upper fixture, and the sample holding device uses
Lower clamp.
As further technical scheme, spanner is fixed with the upper fixture, the spanner is used to connect bone screw.
As further technical scheme, the lower clamp includes left alignment jig, right alignment jig and bottom plate；
The left alignment jig and right alignment jig are installed on bottom plate, and the left alignment jig and right alignment jig
It can be moved relative to the bottom plate and be used for the sky for clamping sample between the left alignment jig and right alignment jig to adjust
Between.
As further technical scheme, the bottom plate is arranged at the top of the device for measuring force.
The beneficial effects of the utility model are：
A kind of bone screw tester provided by the utility model include drive device, device for measuring force, clamping device and
Lowering or hoisting gear；The drive device, device for measuring force and clamping device are located at the same side of the lowering or hoisting gear；The clamping device
Including screw clamping device and the sample holding device being vertically oppositely arranged with it；The drive device and the spiral shell
Nail clamping device is fixedly connected, and the device for measuring force is arranged on the bottom of the sample holding device；The drive device and institute
State screw clamping device to be connected with the lowering or hoisting gear, to drive the drive device and the screw clamping device along vertically
Direction moves back and forth；The lowering or hoisting gear and the device for measuring force are installed on support；
Wherein need to stress, screw clamping device is used to clamp bone screw, and sample holding device is used to press from both sides
Sample is held, and both are vertically oppositely arranged, and when bone screw is screwed in inside sample, can accurately screw in examination
The middle part of sample, device for measuring force can accurately test the physical property of bone screw, and it is inaccurate to avoid the occurrence of test
Situation, lowering or hoisting gear control screw clamping device lifted, can not only realize and automatically control, and can be according to test
The depth for needing accurate control screw clamping device to screw in inside sample, to sum up, the utility model provides one kind can be accurate
The tester of automatic test bone screw physical property.
Second purpose of the present utility model is to provide bone screw test system, largely alleviates prior art
In the instrument for being used to test bone screw turn moment of torsion, self tapping power etc. can not realize automatic measurement, measurement result again presence compared with
Big error, it is impossible to accurately reflect the technical problem of the performance of bone screw.
The utility model provides a kind of bone screw test system, including motion control device, signal processing apparatus, information
Processing unit and described bone screw tester；
The motion control device electrically connects with the drive device, to control the operating of the drive device；
The signal processing apparatus is electrically connected with the device for measuring force and the sample holding device, with described in control
Sample holding device and the data for gathering the device for measuring force；
The motion control device and signal processing apparatus electrically connect with described information processing unit, described information processing
The relation of device coordinated movement of various economic factors control device and signal processing apparatus, and handle and obtain required test result with computing.
The beneficial effects of the utility model are：
A kind of bone screw test system provided by the utility model, including motion control device, signal processing apparatus, letter
Cease processing unit and described bone screw tester；The motion control device electrically connects with the drive device, with control
Make the operating of the drive device；The signal processing apparatus is electrically connected respectively with the device for measuring force and the sample holding device
Connect, to control the sample holding device and gather the data of the device for measuring force；The motion control device and signal transacting
Device electrically connects with described information processing unit, described information processing unit coordinated movement of various economic factors control device and signal processing apparatus
Relation, and handle and computing obtain required test result；
Bone screw test system provided by the utility model, including described bone screw tester, therefore it has
All advantages of bone screw tester, in addition, motion control device, signal processing apparatus and information processor are realized and connect
The Automated condtrol of bone screws test system, improves testing efficiency.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation at the first visual angle of the bone screw tester that the utility model embodiment one provides；
Fig. 2 is the structural representation at the second visual angle of the bone screw tester that the utility model embodiment one provides；
Fig. 3 is the structural representation for the blessing device that the utility model embodiment one based on Fig. 1-2 provides；
Fig. 4 is the structural representation for the bone screw test system that the utility model embodiment two based on Fig. 1-3 provides.
Icon：100- drive devices；200- device for measuring force；300- clamping devices；310- screw clamping devices；320- samples
Clamping device；The left alignment jigs of 321-；The right alignment jigs of 322-；323- bottom plates；400- lowering or hoisting gears；410- pressing plates；420- liters
Leading screw drops；The 430- axis of guides；440- lifter plates；450- lifting motors；460- conveyer belts；470- drive pulleys；500- supports；
600- spanners；700- bone screws；800- samples；900- rotating shaft holders.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation, the orientation or position relationship of the instruction such as term " interior ", " outer " in description of the present utility model
Based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying description, without referring to
Show or imply that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not manage
Solve as to limitation of the present utility model.In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction
Or imply relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Concrete structure reference picture 1- Fig. 4：
Fig. 1 is the structural representation at the first visual angle of the bone screw tester that the utility model embodiment one provides；
Fig. 2 is the structural representation at the second visual angle of the bone screw tester that the utility model embodiment one provides；
Fig. 3 is the structural representation for the blessing device that the utility model embodiment one based on Fig. 1-2 provides；
Fig. 4 is the structural representation for the bone screw test system that the utility model embodiment two based on Fig. 1-3 provides.
Embodiment one
As shown in Figure 1-Figure 3, a kind of bone screw tester that the present embodiment provides includes drive device 100, dynamometry fills
Put 200, clamping device 300 and lowering or hoisting gear 400；Drive device 100, device for measuring force 200 and clamping device 300 are positioned at lifting
The same side of device 400；Clamping device 300 includes screw clamping device 310 and the examination being vertically oppositely arranged with it
Sample clamping device 320；Drive device 100 is fixedly connected with screw clamping device 310, and device for measuring force 200 is arranged on sample holder
The bottom of device 320；Drive device 100 and screw clamping device 310 are connected with lowering or hoisting gear 400, to drive drive device
100 and screw clamping device 310 vertically move back and forth；Lowering or hoisting gear 400 and device for measuring force 200 are installed in support
On 500；
Wherein need to stress, screw clamping device 310 is used to clamp bone screw 700, sample holding device
320 are used to clamp sample 800, and both are vertically oppositely arranged, can when bone screw 700 screws in 800 inside of sample
Accurately to screw in the middle part of sample 800, the can of device for measuring force 200 accurately tests bone screw 700
Physical property, the inaccurate situation of test is avoided the occurrence of, lowering or hoisting gear 400 controls screw clamping device 310 to be lifted, not only
It can realize and automatically control, and accurate control screw clamping device 310 can be needed to screw in inside sample 800 according to test
Depth, to sum up, the utility model provide a kind of tester that can accurately test the physical property of bone screw 700 automatically.
Specifically, elaborated below for the other structures of bone screw test system in the present embodiment：
In the alternative of the present embodiment, lowering or hoisting gear 400 includes pressing plate 410, elevating screw 420, the axis of guide 430 and risen
Plate 440 drops；Elevating screw 420 and the axis of guide 430 are respectively positioned between pressing plate 410 and support 500, elevating screw 420 and the axis of guide
430 can move back and forth through lifter plate 440 and lifter plate 440 along elevating screw 420 and the axis of guide 430.
In the alternative of the present embodiment, in addition to lifting motor 450, lifting motor 450 are driven by conveyer belt 460 and risen
Drop leading screw 420 rotates.
Specifically, the bottom of lifting motor 450 and the bottom of elevating screw 420 are arranged with transmission belt, and conveyer belt 460 is set in biography
On movable belt pulley 470, lifting motor 450, which starts, drives elevating screw 420 to rotate, and drives lifter plate 440 to rise or decline, is oriented to
Axle 430 improves the stability of the raising and lowering of lifter plate 440.
In the alternative of the present embodiment, drive device 100 and screw clamping device 310 are installed on lifter plate 440,
Drive device 100 is connected by rotating shaft holder 900 with screw clamping device 310.
Specifically, drive device 100 uses electric rotating machine.
Wherein, screw clamping device 310 uses upper fixture, and sample holding device 320 uses lower clamp.
Spanner 600 is fixed with for upper fixture, in upper fixture, spanner 600 is used to connect bone screw 700.
For lower clamp, lower clamp includes left alignment jig 321, right alignment jig 322 and bottom plate 323；Left regulation
Fixture 321 and right alignment jig 322 are installed on bottom plate 323, and left alignment jig 321 and right alignment jig 322 can
Moved relative to bottom plate 323, be used for the sky for clamping sample 800 between left alignment jig 321 and right alignment jig 322 to adjust
Between.
Specifically, left alignment jig 321 and right alignment jig 322 are separately positioned on the both ends of bottom plate 323, and left regulation folder
Tool 321 and right alignment jig 322 can opposed bottom 323 screw in or screw out, with adjust left alignment jig 321 and it is right regulation press from both sides
Tool the distance between 322.
In the alternative of the present embodiment, bottom plate 323 is arranged on the top of device for measuring force 200.
Specifically, device for measuring force 200 can detect the axial compressive force and rotation torque suffered by sample 800 simultaneously.Left tune
Section fixture 321 and right alignment jig 322 can adjust centering distance, and the sample 800 when being advantageous to test aligns.
Embodiment two
As shown in figure 4, on the basis of embodiment one, a kind of bone screw test system of the present embodiment offer, including
Motion control device, signal processing apparatus, information processor and bone screw tester；Motion control device and driving
Device 100 electrically connects, to control the operating of drive device 100；Signal processing apparatus and device for measuring force 200 and sample holding device
320 are electrically connected, and with Control Assay clamping device 320 and gather the data of device for measuring force 200；Motion control device and signal
Processing unit electrically connects with information processor, the pass of information processor coordinated movement of various economic factors control device and signal processing apparatus
System, and handle and obtain required test result with computing；
The bone screw test system that the present embodiment provides, including bone screw tester, therefore it has synthetism spiral shell
All advantages of tester are followed closely, in addition, motion control device, signal processing apparatus and information processor realize bone screw
The Automated condtrol of test system, improves testing efficiency.
It is pointed out that motion control device can not only control drive device 100 (electric rotating machine), can also be simultaneously
Control lifting motor 450.Bone screw test system controls the fortune of electric rotating machine and lifting motor 450 by motion control device
Turn, by the data of signal processing means processes device for measuring force 200, finally by information processor coordinated movement of various economic factors control device
Relation between signal processing apparatus, and final process and the test result needed for computing.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. bone screw tester, it is characterised in that including：Drive device, device for measuring force, clamping device and lifting dress Put；The drive device, device for measuring force and clamping device are located at the same side of the lowering or hoisting gear；The clamping device includes screw clamping device and the sample holding device being vertically oppositely arranged with it；The drive device is fixedly connected with the screw clamping device, and the device for measuring force is arranged on the sample holding device Bottom；The drive device and the screw clamping device are connected with the lowering or hoisting gear, to drive the drive device and institute Screw clamping device is stated vertically to move back and forth；The lowering or hoisting gear and the device for measuring force are installed on support.
- 2. bone screw tester according to claim 1, it is characterised in that the lowering or hoisting gear includes pressing plate, lifting Leading screw, the axis of guide and lifter plate；The elevating screw and the axis of guide are respectively positioned between the pressing plate and support, and the elevating screw and the axis of guide are through described The lifter plate and lifter plate can move back and forth along the elevating screw and the axis of guide.
- 3. bone screw tester according to claim 2, it is characterised in that also including lifting motor, the lifting electricity Machine drives elevating screw to rotate by conveyer belt.
- 4. bone screw tester according to claim 2, it is characterised in that the drive device and the screw clamping Device is installed on the lifter plate, and the drive device is connected by rotating shaft holder with the screw clamping device.
- 5. according to the bone screw tester described in claim any one of 1-4, it is characterised in that the drive device is using rotation Rotating motor.
- 6. according to the bone screw tester described in claim any one of 1-4, it is characterised in that the screw clamping device is adopted With upper fixture, the sample holding device uses lower clamp.
- 7. bone screw tester according to claim 6, it is characterised in that spanner, institute are fixed with the upper fixture Spanner is stated to be used to connect bone screw.
- 8. bone screw tester according to claim 7, it is characterised in that the lower clamp include left alignment jig, Right alignment jig and bottom plate；The left alignment jig and right alignment jig are installed on bottom plate, and the left alignment jig and the equal energy of right alignment jig Enough moved relative to the bottom plate is used for the space for clamping sample to adjust between the left alignment jig and right alignment jig.
- 9. bone screw tester according to claim 8, it is characterised in that the bottom plate is arranged on the device for measuring force Top.
- 10. a kind of bone screw test system, it is characterised in that including motion control device, signal processing apparatus, information processing Bone screw tester described in device and claim any one of 1-9；The motion control device electrically connects with the drive device, to control the operation of the drive device and gathered data；The signal processing apparatus is electrically connected with the device for measuring force and the sample holding device, to control the sample Clamping device and the data for gathering the device for measuring force；The motion control device and signal processing apparatus electrically connect with described information processing unit, described information processing unit The relation of coordinated movement of various economic factors control device and signal processing apparatus, and handle and obtain required test result with computing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048657.0U CN207050978U (en) | 2017-08-21 | 2017-08-21 | Bone screw tester and bone screw test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048657.0U CN207050978U (en) | 2017-08-21 | 2017-08-21 | Bone screw tester and bone screw test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207050978U true CN207050978U (en) | 2018-02-27 |
Family
ID=61503222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721048657.0U Active CN207050978U (en) | 2017-08-21 | 2017-08-21 | Bone screw tester and bone screw test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207050978U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534941A (en) * | 2018-06-15 | 2018-09-14 | 舜宇光学(中山)有限公司 | A kind of torque detection system |
| CN110333143A (en) * | 2019-08-21 | 2019-10-15 | 厦门医疗器械研发检测中心有限公司 | Test machine |
| CN110987274A (en) * | 2019-12-11 | 2020-04-10 | 芜湖蓝博塑胶有限公司 | Plastic part screw torque test detection equipment |
| CN111442870A (en) * | 2020-04-27 | 2020-07-24 | 深圳三思纵横科技股份有限公司 | Bone screw pulling and twisting tester |
-
2017
- 2017-08-21 CN CN201721048657.0U patent/CN207050978U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534941A (en) * | 2018-06-15 | 2018-09-14 | 舜宇光学(中山)有限公司 | A kind of torque detection system |
| CN110333143A (en) * | 2019-08-21 | 2019-10-15 | 厦门医疗器械研发检测中心有限公司 | Test machine |
| CN110987274A (en) * | 2019-12-11 | 2020-04-10 | 芜湖蓝博塑胶有限公司 | Plastic part screw torque test detection equipment |
| CN111442870A (en) * | 2020-04-27 | 2020-07-24 | 深圳三思纵横科技股份有限公司 | Bone screw pulling and twisting tester |
| CN111442870B (en) * | 2020-04-27 | 2024-08-16 | 深圳三思纵横科技股份有限公司 | Bone screw pull-torsion testing machine |
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| CP01 | Change in the name or title of a patent holder |
Address after: 15 times the headquarters base in Shandong province 250000 Flyover District of Ji'nan city road three D2-103 Yaoshan street Lan Xiang (5) Patentee after: Shandong Puchuang Industrial Technology Co., Ltd Address before: 15 times the headquarters base in Shandong province 250000 Flyover District of Ji'nan city road three D2-103 Yaoshan street Lan Xiang (5) Patentee before: JINAN PARATRONIX ELECTROMECHANICAL Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |