CN104422881A - Pressing device used for testing switch life - Google Patents
Pressing device used for testing switch life Download PDFInfo
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- CN104422881A CN104422881A CN201310409701.6A CN201310409701A CN104422881A CN 104422881 A CN104422881 A CN 104422881A CN 201310409701 A CN201310409701 A CN 201310409701A CN 104422881 A CN104422881 A CN 104422881A
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- press
- sliding part
- driving member
- support
- motor
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Abstract
The invention discloses a pressing device used for testing switch life. The pressing device comprises a support, drive assemblies and press assemblies, wherein each drive assembly comprises a motor and a poking part; the poking part is connected to an output shaft of the motor and is used for driving each press assembly to move upward; the press assemblies are arranged on the support in a sliding manner along the vertical directions; each press assembly comprises loads, a sliding part, a transmission part and a press part; the loads are detachably connected on the sliding part and are used for adjusting the gravity of each press assembly. The pressing device has the beneficial effects that the testing efficiency can be improved and the fatigue strength of testing personnel can be reduced by adopting the motors; the press assemblies move upward through matching of the poking parts and the transmission parts and fall by utilizing gravities to press tested switches; the gravities of the press assemblies can be adjusted by changing and adjusting the loads, thus controlling the press forces on the tested switches; the testing data is more accurate; the pressing device has a simple structure and is low in cost.
Description
Technical field
The present invention relates to switch reliability testing technology, particularly relate to a kind of press device for switch life test.
Background technology
Switch is as the main device of light fixture product on/off regulable control, the use of switch is also more and more extensive, therefore meet and be absolutely necessary serviceable life, therefore to requiring also relatively high the serviceable life of switch, some switch lifes require also to arrive up to ten thousand times, for meeting product in market high reliability request for utilization, the switch of new buying or research and development all can carry out reliability testing, this wherein also contains life test, test is all use artificial manual test before, in pressing process, the fatigue strength of tester is comparatively large, and testing efficiency is extremely low.In order to improve testing efficiency, reduce person works's intensity, a kind of automatic press device has been there is in prior art, a pressing piece is driven repeatedly by compressing switch by motor, but the pressing dynamics of which is uncontrollable, conference is spent to the pressing force of switch damage is caused to switch, affect test accuracy.
Summary of the invention
Technical matters to be solved by this invention is, provides a kind of press device for switch life test to put, to controlled by the pressing dynamics of slowdown monitoring switch, ensure testing reliability, and structure is simple, is convenient to control.
In order to solve the problems of the technologies described above, the invention provides a kind of press device for switch life test, comprising support, driven unit and press component;
Described driven unit comprises motor and shifting part, and described motor is fixed on described support, and described shifting part is connected to the output shaft of described motor, and rotates under the drive of described motor, moves up to drive described press component;
Described press component is along being vertically arranged at described support to slip, and it comprises load, sliding part, driving member and pressing piece; Described load is detachable to be connected on described sliding part, for adjusting the gravity of described press component; Described sliding part is along vertically to being slidably connected to described support; Described driving member is connected to described sliding part, drives described press component to move up for coordinating with described shifting part; Described pressing piece is connected to described driving member, for pressing by slowdown monitoring switch;
When described shifting part rotate under the drive of described motor be resisted against the below of described driving member time, described shifting part gives driving member acting force upwards makes whole described press component move up; When described press component moves to peak, described shifting part is rotated further and is separated with described driving member, and described press component moves down under gravity, to press by slowdown monitoring switch.
Wherein, described shifting part is connected to the output shaft of described motor by transmission shaft; Described shifting part is fixed on described transmission shaft, and the output shaft of described motor is in transmission connection in described transmission shaft, to drive described transmission shaft around himself axial rotation.
Wherein, described sliding part is shaft-like, its be axially vertical to; Described support is provided with pilot hole, and described sliding part slides and is arranged in described pilot hole.
Wherein, be threaded between described driving member with described sliding part.
Wherein, described load is ring-type, is set in outside described sliding part, and is positioned on described driving member.
Wherein, described shifting part extends to form clicking section to the direction of the rotating shaft away from described shifting part, and described driving member is provided with the transmission ear matched with described clicking section.
Wherein, the detachable bottom being fixedly connected on described sliding part of described pressing piece.
Wherein, be provided with between described support and described sliding part sliding part in the vertical straight-line guidance structure to playing the guiding role.
Wherein, straight-line guidance structure comprises slide bar and guide; Described guide is fixed on described support, which is provided with slide opening; Described sliding bar wears described slide opening, and its one end is fixedly connected with described sliding part is detachable.
Wherein, described support comprises support member and keeper; Described keeper is fixed on described support member; Described sliding part is slidably connected to described keeper;
Described keeper is vertically to being positioned at below described guide; Described driving member and described load between described keeper and described guide, and are provided with the space moved up and down for described driving member and described load between described keeper and described guide.
Press device for switch life test provided by the invention, driven unit adopts motor, improves testing efficiency and the fatigue strength reducing tester.Press component is moved up with coordinating of driving member by shifting part, and utilize self gravitation to fall pressing by slowdown monitoring switch, by changing the gravity of adjustment load just adjustable press component, thus control by the pressing dynamics of slowdown monitoring switch, can simulate the actual use of client and carry out pressing test, test data is more accurate, and after test, switch can meet client's request for utilization serviceable life more, and press device structure is simple, cost is low.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The schematic diagram of the test unit for switch life test that Fig. 1 provides for the preferred embodiment of the present invention;
Fig. 2 is the schematic diagram of another angle of test unit in Fig. 1;
Fig. 3 is the decomposing schematic representation of test unit in Fig. 1;
Fig. 4 is the decomposing schematic representation of another angle of test unit in Fig. 3.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
See Fig. 1 to Fig. 4, be a kind of test unit for switch life test that the preferred embodiment of the present invention provides, comprise support 1, driven unit 2 and press component 4.Press component 4 is along being vertically arranged at support 1 to slip.Driven unit 2 is installed on support 1, moves up for driving press component 4.In the present embodiment, press component 4 is two groups, and sliding respectively is arranged at support 1, can be tested by slowdown monitoring switch two simultaneously.
Support 1 comprises base 11, support member 12a, 12b and keeper 13.Preferably, support member is two 12a and 12b be parallel to each other.Support member 12a, 12b are fixed on base 11, and keeper 13 is fixed on support member 12a, 12b.Support member 12a, 12b are used for supporting positioning member 13, and keeper 13 is positioned at the top of base 11, and formation can be placed by the space of slowdown monitoring switch therebetween, can be placed on the pedestal 11 by slowdown monitoring switch.As preferably, support member 12a, 12b are strip tabular, vertically arrange, and base 11 is fixed in its bottom; Keeper 13 is be also strip tabular, and be horizontally disposed with, its two ends are individually fixed in two support member 12a, 12b, to ensure the structural strength of support 1.
As shown in Figure 3, Figure 4, driven unit 2 comprises motor 21 and shifting part 22, motor 21 is fixed on support 1, shifting part 22 is connected to the output shaft of motor 21, and rotate under the drive of motor 21, press component 4 can be driven to move up when shifting part 22 rotates, press component 4 can move down with by compressing switch under self gravitation effect.Driven unit 2 adopts motor 21, improves testing efficiency, reduces the fatigue strength of tester.
Shifting part 22 is connected to the output shaft of motor 21, and rotates under the drive of motor 21, moves up in order to drive press component 4.Shifting part 22 is two, respectively with two groups of press component 4 corresponding matching.In the present embodiment, shifting part 22 is connected to the output shaft of motor 21 by transmission shaft 23.Shifting part 22 is fixed on transmission shaft 23, and the rotating shaft of shifting part 22 is transmission shaft 23, and the output shaft of motor 21 is in transmission connection in transmission shaft 23, to drive transmission shaft 23 around himself axial rotation.Shifting part 22 extends to form clicking section 221 to the direction of the rotating shaft away from shifting part 22, for coordinating with the driving member 43 of press component 4.Two shifting parts 22 are arranged along the axial arranging of transmission shaft 23, by transmission shaft 23, utilize a motor 21 that two shifting parts 22 can be driven to rotate simultaneously, thus drive the action simultaneously of two press components 4.
Further, motor 21 is fixed on a support member 12b; The axis of transmission shaft 23 be level to, its one end is coaxially fixedly connected with the output shaft of motor 21, and the other end is rotationally connected with another support member 12a of support 1, and structure is simple, is convenient to assembling, can ensure the stability of the rotation of transmission shaft 23 simultaneously.Herein, as other embodiment, the two ends of transmission shaft 23 can be rotated respectively and are arranged at two support member 12a, 12b, transmission shaft 23 and bearing can be set between support member 12a, 12b to reduce to rub, motor 21 can be fixed on base 11, can be gear drive, V belt translation or other kinds of drive between its output shaft and transmission shaft 23.If shifting part 22 is one, shifting part 22 also can be directly connected in the output shaft of motor 21.
Press component 4 is slidably connected to the keeper 13 of support 1, and it comprises load 41, sliding part 42, driving member 43 and pressing piece 44.Load 41 is detachable is connected to sliding part 42, for adjusting the gravity of press component 4; Sliding part 42 is along vertically to being slidably connected to support 1, and driving member 43 is connected to sliding part 42, drives sliding part 42 to move for coordinating with shifting part 22; Pressing piece 44 is connected to sliding part 42, for pressing by slowdown monitoring switch.Utilize sliding part 42 to connect as a whole by each for press component 4 parts, utilize coordinating between sliding part 42 with support 1 simultaneously, being slidably matched of press component 4 and support 1 can be convenient to.
Preferably, sliding part 42 is shaft-like, its be axially vertical to.Support 1 is provided with pilot hole, and sliding part 42 slides and is arranged in pilot hole, and to make sliding part 42 and support 1 be slidably matched, particularly, pilot hole is arranged on keeper 13.
Be provided with between support 1 and sliding part 42 sliding part 42 in the vertical straight-line guidance structure to playing the guiding role.In the present embodiment, straight-line guidance structure comprises slide bar 45 and guide 14.Guide 14 is fixed on support 1, which is provided with slide opening 140.Slide bar 45 slides and wears slide opening 140, and its one end is fixedly connected with sliding part 42 is detachable.Utilize the cooperation of slide bar 45 and slide opening 140 to ensure the stability that whole press component 4 moves up and down.
In the present embodiment, guide 14 is fixed on the support member of support 1.Keeper 13 is straight up between guide 14 and base 11, and driving member 43 and load between keeper 13 and guide 14, and are provided with the space moved up and down for driving member 43 and load 41 between keeper 13 and guide 14.More specifically, guide 14 is strip tabular, and the two ends of guide 14 are individually fixed in two support member 12a, 12b.
Slide bar 45 is fixedly connected with sliding part 42 is detachable, can be convenient to installation load 41 and driving member 43 on sliding part 42.Slide bar 45 and sliding part 42 are split can on sliding part 42 installation load 41 and driving member 43, be convenient to the weight adjusting load 41 simultaneously.Can adopt between slide bar 45 with sliding part 42 be threaded, the detachable connected mode such as buckle is connected, grafting connects.The top of slide bar 45 is provided with annular flange flange, so that rotating rod 45 makes itself and sliding part 42 split or install.
Herein, as other embodiment, straight-line guidance structure also can be the guide pipe being fixed on support 1, guide pipe can be directly fixed on keeper 13 and need not arrange guide 14, guide pipe is vertically arranged, sliding part 42 is set in guide pipe, by guide pipe and sliding part 42 coordinate ensure sliding part 42 movement stablize to; Or straight-line guidance structure is be arranged on the linear bearing between support 1 and sliding part 42.The shape of sliding part 42 is also not limited to shaft-like, also can be other shapes, and such as, sliding part 42 is slide block, and straight-line guidance structure is the guide rail matched with slide block; Or sliding part 42 is dovetails or T-shaped block, and straight-line guidance structure is dovetail groove with matching or T-slot, etc.
Driving member 43 and load 41 are between keeper 13 and guide 14, and when press component 4 moves up and down, driving member 43 and load 41 are moved between keeper 13 and guide 14.Pressing piece 44 is positioned at below guide 14, when testing, can will is placed on base 11 by slowdown monitoring switch, tested switch is between guide 14 and base 11, pressing piece 44 moves back and forth up and down between guide 14 and base 11, can press by slowdown monitoring switch up and down, with the Test Switchboard life-span.
Load 41 for adjusting the weight of whole press component 4, to adjust by the pressing dynamics of slowdown monitoring switch.In the present embodiment, load 41 is ring-type, is set in outside sliding part 42, and is positioned on driving member 43.Certainly, as other embodiment, load 41 also can be threaded connection with in sliding part 42 with driving member 43 without being directly connected.
Load 41 is multiple, and the weight of each load 41 is identical, by the number in the load 41 that controls to be placed on driving member 43, also can control by the pressing dynamics of slowdown monitoring switch.Herein, as other embodiment, the weight of each load 41 can be different, and in load 41, mark the weight of this load 41, to add up the weight be carried on driving member 43; Or, sliding part 42 is installed a container, in container, injects liquid or place counterweight using as load.
Driving member 43 is tabular, its plate face perpendicular to the axis of sliding part 42, to place load 41 on driving member 43.Shifting part 22 extends to form clicking section 221 to the direction of the rotating shaft away from shifting part 22, and driving member 43 is provided with the transmission ear 431 matched with described clicking section 221.Utilize transmission ear 431 can make to keep certain distance between press component 4 and transmission shaft 23 with coordinating of clicking section 221, contact with load 41 after avoiding clicking section 221 and driving member 43 to be separated and affect press component 4 and move down.Carrying ear is provided with arc angling near between the end edge and its lower surface of shifting part 22, to ensure the level and smooth movement between clicking section 221 and carrying ear.Clicking section 221 can be provided with the roller matched with driving member 43, to reduce the friction between shifting part 22 and driving member 43.Be threaded between driving member 43 with sliding part 42, to change driving member 43 in sliding part 42 position axially.
The detachable bottom being fixedly connected on sliding part 42 of pressing piece 44, to be installed pressing piece 44 with matching for different pattern by slowdown monitoring switch.In the present embodiment, the bottom of sliding part 42 offers connecting hole, and the top of pressing piece 44 can be inserted into connecting hole, and by a screw lock in connecting hole.Unclamp screw pressing piece 44 to be pulled down.Herein, pressing piece 44 is also connected by buckle with sliding part 42, other detachable connected modes such as to be threaded are fixedly connected with.
When shifting part 22 rotate under the drive of motor 21 be resisted against below driving member 43 time, clicking section 221 is resisted against transmission ear 431, gives driving member 43 acting force upwards and whole press component 4 is moved up.
When press component 4 moves to peak, shifting part 22 is rotated further and is separated with driving member 43, and press component 4 moves down under gravity, to press by slowdown monitoring switch.By changing the gravity of adjustment load 41 just adjustable press component 4, thus control by the pressing dynamics of slowdown monitoring switch, the actual use of client can be simulated and carry out pressing test, test data is more accurate, after test, switch can meet client's request for utilization serviceable life more, and press device structure is simple, cost is low.
When press component 4 moves to minimum point, driving member 43 is resisted against keeper 13, moves down distance, prevent from causing damage to by slowdown monitoring switch with what limit press component 4.Simultaneously, because sliding part 42 is shaft-like, driving member 43 is threaded with sliding part 42, driving member 43 position on sliding part 42 can be changed with sliding part 42 by relative rotary driving member 43, thus sliding part 42 length be positioned at below driving member 43 can be adjusted, to adjust pressing piece 44 and by the distance between slowdown monitoring switch, to make the two reach best matching relationship.
In the above-described embodiment, support member, keeper, guide are strip tabular, and structure is simple, is convenient to process and assemble, and certainly, as other embodiment, three also can be shaft-like, column or other shapes, and support member also can be only one; Support also can not have base, utilizes the bottom of support member to be directly positioned on desktop or test table.
Above-described embodiment, does not form the restriction to this technical scheme protection domain.The amendment done within any spirit at above-mentioned embodiment and principle, equivalently to replace and improvement etc., within the protection domain that all should be included in this technical scheme.
Claims (10)
1., for a press device for switch life test, it is characterized in that, comprise support, driven unit and press component;
Described driven unit comprises motor and shifting part, and described motor is fixed on described support, and described shifting part is connected to the output shaft of described motor, and rotates under the drive of described motor, moves up to drive described press component;
Described press component is along being vertically arranged at described support to slip, and it comprises load, sliding part, driving member and pressing piece; Described load is detachable to be connected on described sliding part, for adjusting the gravity of described press component; Described sliding part is along vertically to being slidably connected to described support; Described driving member is connected to described sliding part, drives described press component to move up for coordinating with described shifting part; Described pressing piece is connected to described driving member, for pressing by slowdown monitoring switch;
When described shifting part rotate under the drive of described motor be resisted against the below of described driving member time, described shifting part gives driving member acting force upwards makes whole described press component move up; When described press component moves to peak, described shifting part is rotated further and is separated with described driving member, and described press component moves down under gravity, to press by slowdown monitoring switch.
2. the press device for switch life test according to claim 1, it is characterized in that, described shifting part is connected to the output shaft of described motor by transmission shaft; Described shifting part is fixed on described transmission shaft, and the output shaft of described motor is in transmission connection in described transmission shaft, to drive described transmission shaft around himself axial rotation.
3. the press device for switch life test according to claim 1, it is characterized in that, described sliding part is shaft-like, its be axially vertical to; Described support is provided with pilot hole, and described sliding part slides and is arranged in described pilot hole.
4. the press device for switch life test according to claim 3, is characterized in that, be threaded between described driving member with described sliding part.
5. the press device for switch life test according to claim 3, it is characterized in that, described load is ring-type, is set in outside described sliding part, and is positioned on described driving member.
6. the press device for switch life test according to claim 1, it is characterized in that, described shifting part extends to form clicking section to the direction of the rotating shaft away from described shifting part, and described driving member is provided with the transmission ear matched with described clicking section.
7. the press device for switch life test according to claim 1, is characterized in that, the detachable bottom being fixedly connected on described sliding part of described pressing piece.
8. the press device for switch life test according to claim 1, is characterized in that, being provided with sliding part in the vertical straight-line guidance structure to playing the guiding role between described support and described sliding part.
9. the press device for switch life test according to claim 8, it is characterized in that, straight-line guidance structure comprises slide bar and guide; Described guide is fixed on described support, which is provided with slide opening; Described sliding bar wears described slide opening, and its one end is fixedly connected with described sliding part is detachable.
10. the press device for switch life test according to claim 9, it is characterized in that, described support comprises support member and keeper; Described keeper is fixed on described support member; Described sliding part is slidably connected to described keeper;
Described keeper is vertically to being positioned at below described guide; Described driving member and described load between described keeper and described guide, and are provided with the space moved up and down for described driving member and described load between described keeper and described guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310409701.6A CN104422881A (en) | 2013-09-10 | 2013-09-10 | Pressing device used for testing switch life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310409701.6A CN104422881A (en) | 2013-09-10 | 2013-09-10 | Pressing device used for testing switch life |
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| Publication Number | Publication Date |
|---|---|
| CN104422881A true CN104422881A (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310409701.6A Pending CN104422881A (en) | 2013-09-10 | 2013-09-10 | Pressing device used for testing switch life |
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| CN (1) | CN104422881A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957178A (en) * | 2016-03-25 | 2018-12-07 | 江苏凯尔生物识别科技有限公司 | More pressure adjustable test devices for bio-identification mould group |
| CN113504469A (en) * | 2021-09-13 | 2021-10-15 | 广东电网有限责任公司东莞供电局 | Relay state comprehensive online monitoring and fault diagnosis device |
-
2013
- 2013-09-10 CN CN201310409701.6A patent/CN104422881A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957178A (en) * | 2016-03-25 | 2018-12-07 | 江苏凯尔生物识别科技有限公司 | More pressure adjustable test devices for bio-identification mould group |
| CN108957179A (en) * | 2016-03-25 | 2018-12-07 | 江苏凯尔生物识别科技有限公司 | Fingerprint mould group pressure test device |
| CN108957182A (en) * | 2016-03-25 | 2018-12-07 | 江苏凯尔生物识别科技有限公司 | High-precision pressure automatic detection device for fingerprint device |
| CN113504469A (en) * | 2021-09-13 | 2021-10-15 | 广东电网有限责任公司东莞供电局 | Relay state comprehensive online monitoring and fault diagnosis device |
| CN113504469B (en) * | 2021-09-13 | 2022-01-21 | 广东电网有限责任公司东莞供电局 | Relay state comprehensive online monitoring and fault diagnosis device |
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Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |