CN104133086B - Universal testing mechanism - Google Patents

Universal testing mechanism Download PDF

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Publication number
CN104133086B
CN104133086B CN201410400474.5A CN201410400474A CN104133086B CN 104133086 B CN104133086 B CN 104133086B CN 201410400474 A CN201410400474 A CN 201410400474A CN 104133086 B CN104133086 B CN 104133086B
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China
Prior art keywords
bar
needle
rod
testing
pedestal
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Active
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CN201410400474.5A
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Chinese (zh)
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CN104133086A (en
Inventor
张国涛
苏斌
宗福涛
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Weifang Lokomo Precision Industry Co Ltd
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Weifang Lokomo Precision Industry Co Ltd
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Priority to CN201410400474.5A priority Critical patent/CN104133086B/en
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Abstract

The invention discloses a universal testing mechanism which comprises a base. A support plate is transversely arranged on the base in a sliding mode, wherein the support plate is driven by a first power device and is used for supporting a testing tool, and the support plate is parallel to the base. An upper needle bed and a lower needle bed are vertically arranged on the two sides of the support plate in a sliding mode, both the upper needle bed and the lower needle bed are connected with a detecting unit respectively, and the side face of the upper needle bed and the side face of the lower needle bed are connected through a plane connection rod mechanism. A second power device is arranged on the base, wherein the second power device drives the plane connection rod mechanism to act and enables the upper needle bed and the lower needle bed to press elements to be tested on the testing tool simultaneously. By means of the universal testing mechanism, universality of the testing mechanism is improved, full utilization of resources and rapid production change are achieved, the use cycle is greatly increased under permission of service life, cost is reduced, and the production cycle and production change cycle are effectively shortened.

Description

Universal mechanism for testing
Technical field
The invention belongs to mainboard technical field of measurement and test, more particularly to a kind of universal mechanism for testing.
Background technology
At present, with the development of mobile communication technology, mobile communication product type and quantity day by day increase, its update Cycle also shorten again.And to increasingly keen competition, how reduces cost, improve work efficiency has become numerous manufacturers The problem increasingly paid attention to.Cell phone mainboard download program, calibration, test at present is mainly tested using manual frock, even if organic The test of tool equipment is also limited to monoblock mainboard (not dividing plate) test, is all according to different types of mainboard fixture customized, the folder Although tool can complete predetermined function, have the shortcomings that to be difficult to overcome below:The grade fixture production cycle first is very long, especially For small lot mainboard more very;Secondly, fixture does not possess versatility, and its service life is limited only to the Life Cycle of specific model In phase, once exceeding this life cycle, then can only scrap, not only cause the waste of resource, also add cost.
The content of the invention
Embodiment of the present invention technical problem to be solved is:A kind of universal mechanism for testing is provided, to solve existing skill Test clamp in art possesses poor universality, and service life is short, causes the wasting of resources and increases the problem of cost.
To solve above-mentioned technical problem, the technical scheme of the embodiment of the present invention is:Universal mechanism for testing, including pedestal, Slide laterally on the pedestal and the supporting plate driven by the first power set and for supporting test fixture be installed, the supporting plate with The pedestal be arranged in parallel;
The supporting plate both sides are vertically slidable to be provided with upper stitch bed and lower needle-bar, the upper stitch bed and the lower needle-bar with inspection Survey unit to be connected, the side of the upper stitch bed and the lower needle-bar is linked together by planar linkage mechanism;On the pedestal Lead column is installed with, the upper stitch bed and the lower needle-bar are slidably mounted in the lead column;
The pedestal is provided with the driving planar linkage mechanism action and realizes that the upper stitch bed and the lower needle-bar are same When press to the second power set of detected element on the test fixture;
The planar linkage mechanism includes cross-articulation first connecting rod together and second connecting rod, the first connecting rod and The pin joint of the second connecting rod is fixedly installed on the pedestal with the supporting plate correspondence position;The first connecting rod and institute The top and bottom for stating second connecting rod offer chute, and on the upper stitch bed and the lower needle-bar slide bar, the cunning are equipped with Bar is constrained and is installed in the corresponding chute, and the lower needle-bar connects second power set.
Used as further improving, the slide bar is provided with pulley, and the pulley constraint is installed in the chute.
Used as further improving, second power set include horizontally disposed cylinder, the piston of the cylinder Bar is hinged a push bracket by the first jointed shaft, and the push bracket connects the lower needle-bar by two linkages.
Used as further improving, two linkage is included by the 3rd hinged company of the second jointed shaft Bar and fourth link, the third connecting rod is hinged on the pedestal, and the fourth link is articulated with the lower needle-bar, described Push bracket is articulated with second jointed shaft.
Used as improvement further, the pedestal is provided with roller mount, and the roller mount is provided with horizontally disposed cunning Road, the first jointed shaft constraint is installed in the slideway.
Used as improvement further, the end of first jointed shaft is provided with roller, and the roller constraint is installed on institute State in slideway.
As further improvement, protective plate is provided with above the upper stitch bed, the protective plate is fixedly mounted on The top of the lead column.
Used as improvement further, the upper stitch bed is provided with a mounting groove, is slidably fitted with the mounting groove convex Go out the compression leg of the upper stitch bed, be provided between the upper stitch bed and the compression leg for the compression leg to be acted against into the tested unit Compression spring on part, the compression spring is arranged in the mounting groove and is set on the compression leg.
After employing above-mentioned technical proposal, the beneficial effect of the embodiment of the present invention is:
Because the side of upper stitch bed and lower needle-bar is linked together by planar linkage mechanism, so as in the first power set Driving supporting plate receive detected element return after, by the second power set drive link mechanism drive upper stitch bed and lower needle-bar it is same When near and press to detected element both sides, afterwards the detection to detected element is completed by detector unit, using the universal survey Test-run a machine structure, when detected element updates, it is only necessary to change upper stitch bed, lower needle-bar and test fixture, improve the test machine The versatility of structure, realizes making full use of for resource and produces with fast quick change, and under conditions of service life is allowed, substantially increasing makes With the cycle, cost is reduced, effectively shorten the production cycle and change the product cycle.
Because upper stitch bed and lower needle-bar are slidably mounted in lead column, so as to pass through lead column to upper stitch bed and lower needle-bar Slip serves guide effect, while stability when ensure that upper stitch bed and lower needle-bar action.
Because planar linkage mechanism includes intersecting and hinged first connecting rod and second connecting rod, upper stitch bed is realized With lower needle-bar simultaneously near the action of test fixture, simple structure is skillfully constructed, and is easily achieved;Meanwhile, it is the by chute One connecting rod and second connecting rod provide activity space, it is ensured that upper stitch bed and lower needle-bar contact with detected element on test fixture Effect, and then ensure that measuring accuracy.
Because the second power set include horizontally disposed cylinder, so as on the premise of normal work is not affected, effectively Save space.
Because pedestal is provided with roller mount, so as to limit the motion track of roller by roller mount, meanwhile, in push bracket pair When third connecting rod and fourth link force are upwarped, there is provided a fixed pivot, and protect the junction of cylinder and push bracket.
Because protective plate is arranged on the top of lead column, so as to not only act as protection effect by protective plate, meanwhile, lead to The protective plate and pedestal formation frame structure for being arranged on lead column two ends is crossed, the fixed effect of lead column is enhanced, is prevented in work Produce in work and rock.
Due to being provided with the compression leg for being set with compression spring in upper stitch bed, so as to pass through tension force of the compression spring to compression leg, protect The planarization and stationarity of detected element are demonstrate,proved, has been that test job is laid a good foundation.
Description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of the second power set in Fig. 1;
Fig. 3 is the structural representation of upper stitch bed in Fig. 1;
Fig. 4 is the sectional view of A-A in Fig. 3;
In figure:1st, pedestal, the 2, first power set, 3, protective plate, 4, supporting plate, 5, test fixture, the 6, second power set, 7th, roller mount, 8, lead column, 9, push bracket, 10, first connecting rod, 11, lower needle-bar, 12, second connecting rod, 13, upper stitch bed, 14, chute, 15th, pulley, 16, guide rail, 17, slide, 18, third connecting rod, 19, fourth link, 20, roller, the 21, first jointed shaft, 22, second Jointed shaft, 23, cylinder, 24, compression leg, 25, compression spring, 26, mounting groove.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, it is right below in conjunction with drawings and Examples The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, and It is not used in the restriction present invention.
In the present embodiment, detected element is cell phone mainboard, but the embodiment of the present invention is not limited to the test of cell phone mainboard.
As Fig. 1 and Fig. 2 jointly shown in, the universal mechanism for testing include pedestal 1, the both sides of the pedestal 1 are equipped with two Lead column 8, in the lead column 8 of the same side slide 17 is installed with, and is slid laterally on the slide 17 and is provided with by first Power set 2 drive and for supporting the supporting plate 4 with assignment test frock 5, the left and right sides of the supporting plate 4 to be equipped with guide rail 16, The guide rail 16 is slidably mounted in slide 17, and the supporting plate 4 be arranged in parallel with pedestal 1.
It is vertically slidable in the lead column 8 of supporting plate both sides about 4 that upper stitch bed 13 and lower needle-bar 11, the upper stitch bed are installed 13 and lower needle-bar 11 be connected with detector unit, the two sides of the upper stitch bed 13 and lower needle-bar 11 are connected by planar linkage mechanism It is connected together;The pedestal 1 is provided with driving planar linkage mechanism action and realizes upper stitch bed 13 and lower needle-bar 11 while pressing to survey Trial work fills the second power set 6 of detected element on 5.
The planar linkage mechanism includes cross-articulation first connecting rod 10 together and second connecting rod 12, the first connecting rod 10 Chute 14 is offered with the top and bottom of second connecting rod 12, the pin joint of the first connecting rod 10 and second connecting rod 12 fixes peace It is mounted on slide 17;Slide bar is equipped with the upper stitch bed 13 and lower needle-bar 11, pulley 15 is equipped with each slide bar, each pulley 15 constraints are installed in corresponding chute 14, and the lower needle-bar 11 connects second power set 6, and second power set 6 can be with Vertically arranged cylinder is directly used, in order to reduce space occupancy rate in the design, second power set 6 set including level The cylinder 23 put, the cylinder body of the cylinder 23 is hinged on pedestal 1, and the piston rod of the cylinder 23 is hinged one by the first jointed shaft 21 Push bracket 9, the push bracket 9 realizes upper stitch bed 13 and lower needle-bar 11 simultaneously near test by the lower needle-bar 11 of two linkages connection The action of frock 5, simple structure is skillfully constructed, and is easily achieved.
Two linkage includes by the hinged third connecting rod 18 of the second jointed shaft 22 and fourth link 19, is somebody's turn to do Third connecting rod 18 is hinged on pedestal 1, and the fourth link 19 is articulated with lower needle-bar 11, and the push bracket 9 is articulated with the second jointed shaft On 22, pin joint, the 4th company of pin joint, the third connecting rod 18 and pedestal 1 that the first connecting rod 10 is hinged with second connecting rod 12 The pin joint of bar 19 and lower needle-bar 11 is on the same line.
The pedestal 1 is provided with roller mount 7, and the roller mount 7 is provided with horizontally disposed slideway;The two of first jointed shaft 21 End is equipped with roller 20, and the constraint of roller 20 is installed in slideway, so as to pass through the moving rail that roller mount 7 limits roller 20 Mark, meanwhile, when push bracket 9 is upwarped to third connecting rod 18 and the force of fourth link 19, there is provided a fixed pivot, and protect The junction of cylinder and push bracket 9.
Protective plate 3 is provided with positioned at the top of upper stitch bed 13, the protective plate 3 is fixedly mounted on the top of lead column 8, so as to logical Cross protective plate 3 and not only act as protection effect, meanwhile, form frame with pedestal 1 by being arranged on the protective plate 3 at the two ends of lead column 8 Frame structure, enhances the fixed effect of lead column 8, prevents from producing at work and rocks.
As Fig. 3 and Fig. 4 jointly shown in, the upper stitch bed 13 is provided with a mounting groove 26, is slidably fitted with the mounting groove 26 The compression leg 24 of protrusion upper stitch bed 13, is provided with for compression leg 24 to be acted against in detected element between the upper stitch bed 13 and compression leg 24 Compression spring 25, the compression spring 25 is arranged in mounting groove 26 and is set on compression leg 14, so as to pass through compression spring 25 pairs The tension force of compression leg 24, it is ensured that the planarization and stationarity of detected element, is that test job is laid a good foundation.
In actual applications, the first power set 2 drive supporting plate 4 and the test fixture 5 on supporting plate 4 to skid off, by other Workpiece transfer mechanism is transferred to detected element on test fixture 5, and afterwards, the first power set 2 drive the return of supporting plate 4; Then the second power set 6 drive the action of push bracket 9, and while 9 action of push bracket, planar linkage mechanism drives upper stitch bed 13 with Needle-bar 11 simultaneously near and press to the both sides of detected element, the detection to detected element is completed by detector unit after compression, adopt With the universal mechanism for testing, when detected element updates, it is only necessary to change upper stitch bed 13, lower needle-bar 11 and test fixture 5, the versatility of the mechanism for testing is improve, realize making full use of for resource and produce with fast quick change, in the bar that service life is allowed Under part, usage cycles are substantially increased, reduce cost, effectively shortened the production cycle and change the product cycle.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.

Claims (8)

1. universal mechanism for testing, including pedestal, it is characterised in that slide laterally on the pedestal and be provided with by the first power dress The supporting plate driven and for supporting test fixture is put, the supporting plate be arranged in parallel with the pedestal;
The supporting plate both sides are vertically slidable to be provided with upper stitch bed and lower needle-bar, and the upper stitch bed and the lower needle-bar are single with detection Unit is connected, and the side of the upper stitch bed and the lower needle-bar is linked together by planar linkage mechanism;It is fixed on the pedestal Lead column is installed, the upper stitch bed and the lower needle-bar are slidably mounted in the lead column;
The pedestal is provided with the driving planar linkage mechanism action and realizes that the upper stitch bed and the lower needle-bar are pressed simultaneously The second power set of detected element on the test fixture;
The planar linkage mechanism includes cross-articulation first connecting rod together and second connecting rod, the first connecting rod and described The pin joint of second connecting rod is fixedly installed on the pedestal with the supporting plate correspondence position;The first connecting rod and described The top and bottom of two connecting rods offer chute, and on the upper stitch bed and the lower needle-bar slide bar is equipped with, and the slide bar is equal Constraint is installed in the corresponding chute, and the lower needle-bar connects second power set.
2. universal mechanism for testing according to claim 1, it is characterised in that the slide bar is provided with pulley, the cunning Wheel constraint is installed in the chute.
3. universal mechanism for testing according to claim 1, it is characterised in that second power set set including level The cylinder put, the piston rod of the cylinder is hinged a push bracket by the first jointed shaft, and the push bracket is connected by two linkages The lower needle-bar.
4. universal mechanism for testing according to claim 3, it is characterised in that two linkage is included by second The hinged third connecting rod of jointed shaft and fourth link, the third connecting rod is hinged on the pedestal, and the described 4th connects Bar is articulated with the lower needle-bar, and the push bracket is articulated with second jointed shaft.
5. universal mechanism for testing according to claim 4, it is characterised in that the pedestal is provided with roller mount, described Roller mount is provided with horizontally disposed slideway, and the first jointed shaft constraint is installed in the slideway.
6. universal mechanism for testing according to claim 5, it is characterised in that the end of first jointed shaft is provided with rolling Wheel, the roller constraint is installed in the slideway.
7. universal mechanism for testing according to claim 1, it is characterised in that be provided with anti-above the upper stitch bed Backplate, the protective plate is fixedly mounted on the top of the lead column.
8. the universal mechanism for testing according to claim 1 to 7 any one claim, it is characterised in that the upper pin Bed is provided with a mounting groove, is slidably fitted with the compression leg for protruding the upper stitch bed in the mounting groove, the upper stitch bed with it is described The compression spring for the compression leg to be acted against in the detected element is provided between compression leg, the compression spring is arranged at institute State in mounting groove and be set on the compression leg.
CN201410400474.5A 2014-08-14 2014-08-14 Universal testing mechanism Active CN104133086B (en)

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Application Number Priority Date Filing Date Title
CN201410400474.5A CN104133086B (en) 2014-08-14 2014-08-14 Universal testing mechanism

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Application Number Priority Date Filing Date Title
CN201410400474.5A CN104133086B (en) 2014-08-14 2014-08-14 Universal testing mechanism

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CN104133086A CN104133086A (en) 2014-11-05
CN104133086B true CN104133086B (en) 2017-05-17

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111044804A (en) * 2019-12-12 2020-04-21 佛山市卓膜科技有限公司 Piezoelectric coefficient measuring method for piezoelectric material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202763294U (en) * 2012-09-12 2013-03-06 苏州领创激光科技有限公司 Scissor-type lifting pallet changer
CN103869178A (en) * 2012-12-12 2014-06-18 深圳市振华测试设备有限公司 ICT tester
CN204044190U (en) * 2014-08-14 2014-12-24 潍坊路加精工有限公司 Universal mechanism for testing

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202763294U (en) * 2012-09-12 2013-03-06 苏州领创激光科技有限公司 Scissor-type lifting pallet changer
CN103869178A (en) * 2012-12-12 2014-06-18 深圳市振华测试设备有限公司 ICT tester
CN204044190U (en) * 2014-08-14 2014-12-24 潍坊路加精工有限公司 Universal mechanism for testing

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