CN102221453A - Testing device and limit switch thereof - Google Patents
Testing device and limit switch thereof Download PDFInfo
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- CN102221453A CN102221453A CN201010150886XA CN201010150886A CN102221453A CN 102221453 A CN102221453 A CN 102221453A CN 201010150886X A CN201010150886X A CN 201010150886XA CN 201010150886 A CN201010150886 A CN 201010150886A CN 102221453 A CN102221453 A CN 102221453A
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Abstract
The invention provides a testing device and a limit switch applicable to the testing device. The testing device comprises a fixing frame and a clamping part that are hinged with each other; the limit switch comprises a first rod part, a second rod part, a first switch part and a second switch part, wherein the first rod part and the second rod part are fixedly arranged on the clamping part; the first switch part and the second switch part are hinged on the fixing frame; when the clamping part rotates along the first direction, the second rod part pushes the second switch part to rotate in a pivoting way and the first rod part moves till to be contacted with the first switch part. When the clamping part rotates in the second direction opposite to the first direction, the first rod part pushes the first switch part and the second rod part moves till to be contacted with the second switch part.
Description
Technical field
The present invention relates to a kind of proving installation and limit switch thereof, and be particularly related to the proving installation and the limit switch thereof of the number of revolutions that a kind of rotating shaft of testing folding-type electronic device can bear.
Background technology
Development along with electronics technology, for meeting the consumer for frivolous property and dynamical demand, electronic product is on the market weeded out the old and bring forth the new, various folding-type electronic devices such as notebook computer (notebook PC), mobile phone (cell phone) and personal digital assistant (Personal DigitalAssistant; Hereinafter to be referred as: PDA) become now main product.
General folding-type electronic device mainly is made up of a flat display screen, a main frame, and is connected with single rotating shaft between display screen and the main frame, so that the relative main frame of display screen pivots and opens or cut out.In order to use chronically, the rotating shaft of these electronic installations must design to such an extent that can bear most inferior entire actions of opening.Therefore, prior art provides the proving installation that the rotating shaft of electronic installation is tested.Proving installation can be simulated the action that the user drives entire electronic installation, and repeats, and whether can bear the enough inferior entire action of opening to understand rotating shaft, or the situation of the back damage that oversteps the extreme limit.Yet, in the process of test, cause the rotating shaft of folding-type electronic device to damage if pivoting angle is crossed conference.
Summary of the invention
The present invention proposes a kind of proving installation, in order to the number of revolutions that can bear of rotating shaft of test folding-type electronic device, and can avoid causing because of pivoting angle is excessive in test process the rotating shaft of folding-type electronic device to damage.
The present invention proposes a kind of proving installation, is suitable for testing electronic devices.Electronic installation has the first housing and the second housing, and the first housing is suitable for relative second housing rotation.Proving installation comprises carrying platform, fixed frame, holder and limit switch.Carrying platform is in order to the carrying first housing.Fixed frame is hubbed at carrying platform.Holder is hubbed at fixed frame, in order to the clamping second housing.Limit switch comprises first rod member, second rod member, first switch member and the second switch spare.First rod member is fixedly arranged on holder.Second rod member is fixedly arranged on holder.First switch member is hubbed at fixed frame and is positioned on first mobile route.Second switch spare is hubbed at fixed frame and is positioned on second mobile route.When holder when first direction relative fixed framework pivots, second switch spare is promoted by second rod member and the relative fixed framework pivots and moves apart second mobile route, and first rod member moves to contact first switch member along first mobile route.When holder pivots along the second direction relative fixed framework that is in reverse to first direction, first switch member is promoted by first rod member and the relative fixed framework pivots and moves apart first mobile route, and second rod member moves to contact second switch spare along second mobile route.
In one embodiment of this invention, above-mentioned proving installation also comprises first driving element and second driving element.First driving element is arranged between carrying platform and the fixed frame, pivots in order to drive the relative carrying platform of fixed frame.Second driving element is arranged between holder and the fixed frame, pivots in order to drive holder relative fixed framework.
In one embodiment of this invention, above-mentioned proving installation also comprises the first rotating shaft sensor, second rotating shaft sensor and the control module.The first rotating shaft sensor is arranged between carrying platform and the fixed frame, with first pivoting angle of the relative carrying platform of sensing fixed frame.The second rotating shaft sensor is arranged between holder and the fixed frame, with second pivoting angle of sensing holder relative fixed framework.Control module is coupled to first driving element, second driving element, the first rotating shaft sensor and the second rotating shaft sensor, and control module is in order to control first driving element and second driving element according to first pivoting angle and second pivoting angle.
In one embodiment of this invention, above-mentioned control module is coupled to first switch member and the second switch spare, wherein when first rod member contacts first switch member, first switch member is exported first switching signal and is given control module, to stop the action of first driving element, when second rod member contact second switch spare, second switch spare output second switch signal is given control module, to stop the action of first driving element.
In one embodiment of this invention, above-mentioned proving installation also comprises two shaft couplings, is connected in first driving element and second driving element respectively flexible.
In one embodiment of this invention, above-mentioned holder comprises bracing frame and a plurality of anchor clamps.Bracing frame is hubbed at fixed frame.Anchor clamps are connected to bracing frame, in order to the clamping second housing.
In one embodiment of this invention, above-mentioned bracing frame comprises framework and elevating lever.Framework is hubbed at fixed frame.Elevating lever liftably is disposed at framework, and anchor clamps are connected to elevating lever.
In one embodiment of this invention, above-mentioned anchor clamps are located in bracing frame respectively, and holder also comprises a plurality of elastic components, is disposed on the anchor clamps, in order to apply elastic force in the second housing by anchor clamps.
In one embodiment of this invention, above-mentioned proving installation also comprises a plurality of fixtures, removably is connected between fixed frame and the holder, in order to the pivot of restriction holder relative fixed framework.
In one embodiment of this invention, above-mentioned fixture is a screw.
In one embodiment of this invention, above-mentioned fixed frame is hubbed at carrying platform with first axle, and holder is hubbed at fixed frame with second axis, and vertical in fact second axis of first axle.
In one embodiment of this invention, the bearing of trend of the first above-mentioned rod member and the bearing of trend of second rod member are in fact perpendicular to second axis, distance between the free end of first rod member and second axis is greater than the free end of second rod member and the distance between second axis, and the distance between first switch member and second axis is greater than the distance between the second switch spare and second axis.
The present invention proposes a kind of limit switch, is applicable to proving installation.Proving installation comprises carrying platform, fixed frame and holder.Fixed frame is hubbed at carrying platform, and holder is hubbed at fixed frame.Limit switch comprises first rod member, second rod member, first switch member and the second switch spare.First rod member is fixedly arranged on holder.Second rod member is fixedly arranged on holder.First switch member is hubbed at fixed frame and is positioned on first mobile route.Second switch spare is hubbed at fixed frame and is positioned on second mobile route.When holder when first direction relative fixed framework pivots, second switch spare is promoted by second rod member and the relative fixed framework pivots and moves apart second mobile route, and first rod member moves to contact first switch member along first mobile route.When holder pivots along the second direction relative fixed framework that is in reverse to first direction, first switch member is promoted by first rod member and the relative fixed framework pivots and moves apart first mobile route, and second rod member moves to contact second switch spare along second mobile route.
One control module of proving installation is coupled to this first switch member and this second switch spare, when this first rod member contacts this first switch member, this first switch member is exported one first switching signal and is given this control module, to stop the action of this first driving element, when this second rod member contacts this second switch spare, this second switch spare is exported a second switch signal and is given this control module, to stop the action of this first driving element.
In one embodiment of this invention, above-mentioned fixed frame is hubbed at carrying platform with first axle, holder is hubbed at fixed frame with second axis, vertical in fact second axis of first axle, the bearing of trend of the bearing of trend of first rod member and second rod member is in fact perpendicular to second axis, distance between the free end of first rod member and second axis is greater than the free end of second rod member and the distance between second axis, and the distance between first switch member and second axis is greater than the distance between the second switch spare and second axis.
In one embodiment of this invention, the above-mentioned first axle and second axis define the plane, first rod member in the plane orthogonal projection and the distance between the first axle less than second rod member in the plane orthogonal projection and the distance between the first axle, and the free end of first switch member in the plane orthogonal projection and the distance between the first axle less than the free end of second switch spare in the plane orthogonal projection and the distance between the first axle.
In one embodiment of this invention, above-mentioned fixed frame has first barricade corresponding to first switch member, first rod member moved to contact first switch member along first mobile route after, first rod member continued to move and promote the first switch member relative fixed framework and be switched to first barricade and contact along first mobile route.
In one embodiment of this invention, above-mentioned fixed frame has second barricade corresponding to second switch spare, second rod member moved to contact second switch spare along second mobile route after, second rod member continued to move and promote second switch spare relative fixed framework and be switched to second barricade and contact along second mobile route.
In one embodiment of this invention, above-mentioned proving installation also comprises first torsion spring, is connected in the fixed frame and first switch member, resets in the moment of first mobile route to provide the first switch member relative fixed framework to pivot.
In one embodiment of this invention, above-mentioned proving installation also comprises second torsion spring, is connected in fixed frame and second switch spare, resets in the moment of second mobile route to provide second switch spare relative fixed framework to pivot.
Based on above-mentioned, proving installation of the present invention is in the process of test, first rod member that can be by limit switch and first switch member contact or second rod member decommissions proving installation with contacting of second switch spare, to avoid in test process, the causing rotating shaft of folding-type electronic device to damage because of pivoting angle is excessive.In addition, first switch member and second switch spare system is hubbed at fixed frame.By this, when first rod member can't move to when contacting with first switch member stopping of second rod member because of second switch spare, second rod member can temporarily push away second switch spare and first rod member is movable to first switch member and contact.In the same manner, when second rod member can't move to when contacting with second switch spare stopping of first rod member because of first switch member, first rod member can temporarily push away first switch member and second rod member is movable to second switch spare and contact.
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and conjunction with figs. is described in detail below.
Description of drawings
The front view that Fig. 1 tests folding-type electronic device for the proving installation of one embodiment of the invention.
Fig. 2 is the stereographic map of the second housing of the proving installation upset folding-type electronic device of Fig. 1.
Fig. 3 A to Fig. 3 C is the local start process flow diagram of the proving installation of Fig. 1 along visual angle V1.
Fig. 4 A and Fig. 4 B are the local illustrative view of the proving installation of Fig. 1 along visual angle V2.
Fig. 5 is the synoptic diagram of the shaft coupling of Fig. 1.
Fig. 6 is the circuit block diagram of the proving installation of Fig. 1.
Fig. 7 is the synoptic diagram of the first rotating shaft sensor of Fig. 1.
Fig. 8 is the synoptic diagram of the second rotating shaft sensor of Fig. 1.
The main element symbol description:
10,10 ': folding-type electronic device 12: the first housing
14: the second housing 100: proving installation
110: carrying platform 112: locating part
120: fixed frame 122,142: axle
126: the second barricades of 124: the first barricades
130: holder 132: bracing frame
132a: framework 132b: elevating lever
132c: fixed screw 134: anchor clamps
136: 140: the first driving elements of elastic component
150,150 ': the second driving element 160: fixture
170: 172: the first rod members of limit switch
176: the first switch member of 174: the second rod members
176a, 178a: button 178: second switch spare
180: the first rotating shaft sensors 182: magnetic element
184: Magnetosensing element 186: rotating disk
190: the second rotating shaft sensors 192: sensing element
194: rotating disk 194a: first breach
194b: the second breach A1: first axle
A2: the second axis C: control module
D1, D2, H, R1, R2: direction E1, E2: shaft coupling
F: holes I: man-machine interface
P1: the first mobile route P2, second mobile route
T1: the first torsion spring T2: second torsion spring
L1, L2, L3, L4, L5, L6, L7, L8: distance
Embodiment
The front view that Fig. 1 tests folding-type electronic device for the proving installation of one embodiment of the invention.Fig. 2 is the stereographic map of the second housing of the proving installation upset folding-type electronic device of Fig. 1.Please refer to Fig. 1 and Fig. 2, proving installation 100 is suitable for a folding-type electronic device 10 is opened entire rotary test.Folding-type electronic device 10 for example is a notebook computer, and can comprise a first housing 12, a second housing 14 and a rotating shaft (not shown).The first housing 12 is the host machine part of notebook computer for example, and the second housing 14 for example is the display screen of notebook computer.Rotating shaft is connected between the first housing 12 and the second housing 14, to allow the second housing 14 open or upset by the relative first housing 12 of rotating shaft.
Proving installation 100 comprises a carrying platform 110, a fixed frame 120, a holder 130, one first driving element 140 and one second driving element 150.Carrying platform 110 is in order to the carrying first housing 12.In the present embodiment, carrying platform 110 can have a plurality of locating parts 112, be positioned at the first housing 12 around, with the displacement of the restriction first housing 12 relative carrying platforms 110.Fixed frame 120 is hubbed at carrying platform 110.Holder 130 is hubbed at fixed frame 120, and in order to the clamping second housing 14.In the present embodiment, fixed frame 120 is hubbed at carrying platform 110 with a first axle A1, and holder 130 is hubbed at fixed frame 120 with one second axis A2.First axle A1 is for example orthogonal with the second axis A2.
First driving element 140 is arranged between carrying platform 110 and the fixed frame 120, pivots in order to drive fixed frame 120 relative these carrying platforms 110.Second driving element 150 is arranged between holder 130 and the fixed frame 120, pivots in order to drive holder 130 relative fixed frameworks 120.In the present embodiment, first driving element 140 and second driving element 150 for example are motor or pneumatic cylinder, respectively in order to a driving force to be provided.
When first driving element 140 drives fixed frames 120 and pivots on direction D1, the second housing 14 just relatively the first housing 12 hold entire or close.When second driving element, 150 drive holders, 130 relative fixed frameworks 120 pivoted on direction D2, the second housing 14 is the first housing 12 upsets relatively just.Thus, can simulate the situation that the user uses folding-type electronic device 10.Carry out repeatedly, just can test the number of revolutions that the rotating shaft of folding-type electronic device 10 can bear.
In order to prevent that in the process of test pivoting angle is excessive to cause the rotating shaft of folding-type electronic device 10 to damage, the proving installation 100 of Fig. 1 also comprises limit switch 170.Limit switch 170 for example is arranged between holder 130 and the fixed frame 120, and when excessive when (as 180 degree), output signal stops the action of proving installation 100 with the angle that pivots on direction D2 at holder 130 relative fixed frameworks 120.Please refer to Fig. 1 and Fig. 2, the limit switch 170 of present embodiment comprises first rod member 172, second rod member 174, first switch member 176 and second switch spare 178.First rod member 172 and second rod member 174 all are fixedly arranged on holder 130, and first switch member 176 and second switch spare 178 all are hubbed at fixed frame 120.
Fig. 3 A to Fig. 3 C is the local start process flow diagram of the proving installation of Fig. 1 along visual angle V1.The limit that the second housing 14 of the folding-type electronic device 10 of Fig. 1 pivots relative to the first housing 12 along the second axis A2 for example is 180 degree (meaning is that the limit that holder 130 relative fixed frameworks 120 rotate also should be restricted to 180 degree), and the relative position of first rod member 172, second rod member 174, first switch member 176 and the second switch spare 178 of present embodiment system is disposed corresponding to this restriction.
Specifically, when proving installation 100 was in state shown in Figure 1, the relative position of fixed frame 120 and holder 130 was as shown in Figure 3A.When holder 130 rotates 180 when spending along direction R1 relative fixed framework 120, second rod member 174 can move and touches second switch spare 178 along the second mobile route P2, with output signal the action of proving installation 100 is stopped.In the same manner, when holder 130 rotates 180 when spending along direction R2 relative fixed framework 120, first rod member 172 can move and touches first switch member 176 along the first mobile route P1, with output signal the action of proving installation 100 is stopped.
It should be noted that, second rod member 174 of Fig. 3 A along with holder 130 along the pivot of direction R1 and when the second mobile route P2 moved to the position that Fig. 3 B drawn and do not touch second switch spare 178, first switch member 176 that first rod member 172 can be positioned on the first mobile route P1 stopped.In the same manner, first rod member 172 along with holder 130 along the pivot of direction R2 and when the first mobile route P1 moved to the position that Fig. 3 C drawn and do not touch first switch member 176, the second switch spare 178 that second rod member 174 can be positioned on the second mobile route P2 stopped.
In view of this, first switch member 176 of present embodiment is to be hubbed at fixed frame 120, first rod member 172 can be pushed open first switch member 176, so that second rod member 174 can be continued to contact with second switch spare 178 along with the rotation of holder 130 when arriving position shown in Fig. 3 B.In the same manner, second switch spare 178 is to be hubbed at fixed frame 120, second rod member 174 can be pushed open second switch spare 178, so that first rod member 172 can be continued to contact with first switch member 176 along with the rotation of holder 130 when arriving position shown in Fig. 3 C.Below by Fig. 4 A and Fig. 4 B this is described in detail.
Fig. 4 A and Fig. 4 B are the local illustrative view of the proving installation of Fig. 1 along visual angle V2.When first rod member 172 is positioned at first switch member 176 on the first mobile route P1 and stops shown in Fig. 3 B, first rod member 172 can promote first switch member, 176 relative fixed frameworks 120 and pivot and make first switch member 176 move apart the first mobile route P1 shown in Fig. 4 A, second rod member 174 can be continued to move to second switch spare 178 along with the rotation of holder 130 contact.In the same manner, when second rod member 174 is positioned at second switch spare 178 on the second mobile route P2 and stops shown in Fig. 3 C, second rod member 174 can promote second switch spare 178 relative fixed frameworks 120 and pivot and make second switch spare 178 move apart the second mobile route P2 shown in Fig. 4 B, first rod member 172 can be continued to move to first switch member 176 along with the rotation of holder 130 contact.
Please refer to Fig. 1, the bearing of trend of first rod member 172 of present embodiment and the bearing of trend of second rod member 174 are in fact perpendicular to the second axis A2.First rod member 172 on plane A1A2 (plane that the first axle A1 and the second axis A2 define) orthogonal projection and the distance L 1 between the first axle A1 less than the distance L 2 of second rod member 174 between orthogonal projection on the A1A2 of plane and first axle A1, and the free end of first switch member 176 is in free end the distance L 4 orthogonal projection plane A1A2 on and first axle A1 between of the distance L 3 between orthogonal projection on the A1A2 of plane and the first axle A1 less than second switch spare 178.Anticipate promptly, first rod member 172 is lower than second position of rod member 174 on direction H in the position on the direction H, and the free end of first switch member 176 is lower than the position of free end on direction H of second switch spare 178 in the position on the direction H.In addition, distance L 5 between the free end of first rod member 172 and the second axis A2 is greater than the free end of second rod member 174 and the distance L 6 between the second axis A2, and the distance L 7 between first switch member 176 and the second axis A2 is greater than the distance L 8 between the second switch spare 178 and the second axis A2.By this, first rod member 172 and first switch member 176 all are positioned on the first mobile route P1 shown in Fig. 3 A, and second rod member 174 and second switch spare 178 all are positioned on the second mobile route P2 that is different from the first mobile route P1 shown in Fig. 3 A, and can not allow first rod member, 172 false touch second switch spares 178 when holder 130 is rotated, and can not allow second rod member, 174 false touches, first switch member 176.
Please refer to Fig. 4 A and Fig. 4 B, in the present embodiment, fixed frame 120 has corresponding to first barricade 124 of first switch member 176 and corresponding to second barricade 126 of second switch spare 178.First rod member 172 moves to contact first switch member 176 (shown in Fig. 4 B) along the first mobile route P1 after, first rod member 172 continues to move and promote first switch member, 176 relative fixed frameworks 120 and be switched to and be resisted against first barricade 124 along the first mobile route P1, so that first rod member 172 can positively be pushed the button 176a on first switch member 176.In the same manner, second rod member 174 moves to contact second switch spare 178 (shown in Fig. 4 B) along the second mobile route P2 after, second rod member 174 continues to move and promote second switch spare 178 relative fixed frameworks 120 and be switched to and be resisted against second barricade 126 along the second mobile route P2, so that second rod member 174 can positively be pushed the button 178a on the second switch spare 178.
In addition, in the present embodiment, proving installation 100 also comprises the first torsion spring T1 and the second torsion spring T2.The first torsion spring T1 is connected in the fixed frame 120 and first switch member 176, to provide first switch member, 176 relative fixed frameworks 120 to pivot and to reset, first switch member 176 after removing, first rod member 172 can be resetted in the original position in the moment of the first mobile route P1.In the same manner, the second torsion spring T2 is connected in fixed frame 120 and second switch spare 178, to provide second switch spare 178 relative fixed frameworks 120 to pivot and to reset, second switch spare 178 after removing, second rod member 174 can be resetted in the original position in the moment of the second mobile route P2.
Below present embodiment is got proving installation 100 other member do more detailed description.Please refer to Fig. 1 and Fig. 2, holder 130 can comprise a bracing frame 132 and a plurality of anchor clamps 134.Bracing frame 132 is hubbed at fixed frame 120, and these anchor clamps 134 are in order to the clamping second housing 14.In the present embodiment, bracing frame 132 for example comprises a framework 132a and an elevating lever 132b.Framework 132a is hubbed at fixed frame 120.Elevating lever 132b liftably is disposed at framework 132a, does up and down with the size of the foundation second housing 14 and adjusts.In addition, bracing frame 132 also can comprise a plurality of fixed screw 132c, after being adjusted to the location at elevating lever 132b, and the fixing relative position of elevating lever 132b and framework 132a.
Furthermore, these anchor clamps 134 can be located in the elevating lever 132b of bracing frame 132 respectively, and holder 130 also can comprise a plurality of elastic components 136.These elastic components 136 are disposed at respectively on these anchor clamps 134.These elastic components 136 lay respectively between elevating lever 132b and these anchor clamps 134, to apply an elastic force in the second housing 14 by these anchor clamps 134.In the present embodiment, these elastic components 136 can be selected the spring of different elasticity coefficient for use, hold the state that the second housing 14 is operated with simulation user's hand.Situation when thus, this test more can closing to reality being used.
In addition, proving installation 100 also can comprise a plurality of fixtures 160, removably is connected between fixed frame 120 and the holder 130, in order to the pivot of restriction holder 130 relative fixed frameworks 120.In the present embodiment, these fixtures 160 for example are screw.When fixture 160 is locked in fixed frame 120 with holder 130 (as Fig. 1), can avoid the second housing 14 to pivot with the relative first housing 12 of the second axis A2.That is to say that proving installation 100 also can only be tested the open and close of folding-type electronic device 10 on single axial in existing.Relatively, when fixture 160 removals (as Fig. 2), proving installation 100 can carry out the unlatching of folding-type electronic device 10 on the first axle A1 and the second axis A2 both direction, cuts out and overturn.
In addition, proving installation 100 also comprises two shaft coupling E1, E2, is connected in first driving element 140 and second driving element 150 respectively flexible.Fig. 5 gets the synoptic diagram of shaft coupling for Fig. 1.Please refer to Fig. 1 and Fig. 5, is example with shaft coupling E1, and shaft coupling E1 is connected between one 142 of first driving element 140 and fixed frame 120 one 122.Shaft coupling E1 for example has a plurality of holes F, so that shaft coupling E1 can be bent slightly, with the alignment tolerance between absorption axes 142 and the axle 122.
Fig. 6 is the circuit block diagram of the proving installation of synoptic diagram 1.Please refer to Fig. 1 and Fig. 6, proving installation 100 also can comprise one first rotating shaft sensor 180 and one second a rotating shaft sensor 190 and a control module C.The first rotating shaft sensor 180 is provided with between carrying platform 110 and the fixed frame 120, with one first pivoting angle of sensing fixed frame 120 relative carrying platforms 110 on direction D1.The second rotating shaft sensor 190 is arranged between holder 130 and the fixed frame 120, with one second pivoting angle of sensing holder 130 relative fixed frameworks 120 on direction D2.Control module C is coupled to first driving element 140, second driving element 150, the first rotating shaft sensor 180 and the second rotating shaft sensor 190.Control module C is in order to control first driving element 140 and second driving element 150 according to first pivoting angle and second pivoting angle.
In addition, control module C also is coupled to first switch member 176 and second switch spare 178.When first rod member, 172 contact first switch member 176 (shown in Fig. 4 B), first switch member, 176 output switching signals are given this control module C, to stop the action of first driving element 140.When second rod member, 174 contact second switch spares 178 (shown in Fig. 4 A), second switch spare 178 output switching signals are given control module C, to stop the action of first driving element 140.
Fig. 7 is the synoptic diagram of the first rotating shaft sensor of Fig. 1.Please refer to Fig. 1 and Fig. 7, the first rotating shaft sensor 180 of proving installation 100 can be the rotating shaft sensor of a magnetic induction type.The first rotating shaft sensor 180 can comprise two magnetic elements 182, two Magnetosensing elements 184 and a rotating disk 186.Two magnetic elements 182 are connected to rotating disk 186, and two Magnetosensing elements 184 are disposed at the both sides of rotating disk 186 respectively.When axle 122 whens rotation of rotating disk 186, can drive 182 rotations of two magnetic elements with fixed frame 120.When two magnetic elements 182 rotated to respectively near two Magnetosensing elements 184, two Magnetosensing elements 184 just can be sent signal and give control module C, represented first driving element 140, one first pivoting angle that pivoted.
In the present embodiment, the user can decide the size of first pivoting angle by adjusting the upper-lower position of two Magnetosensing elements, 184 relative rotating disks.For instance, when two Magnetosensing elements 184 when position W1 up moves to W2, because two magnetic elements 182 are as long as rotate less amplitude, the variation that can allow two Magnetosensing elements 184 sense magnetic.Therefore, first pivoting angle also can diminish thereupon.
Fig. 8 is the synoptic diagram of the second rotating shaft sensor of Fig. 1.Please refer to Fig. 1 and Fig. 8, the second rotating shaft sensor 190 of proving installation 100 can be the rotating shaft sensor of a breach induction type.The second rotating shaft sensor 190 can comprise a sensing element 192 and a rotating disk 194.Rotating disk 194 has one first breach 194a and one second breach 194b, and the first breach 194a and the second breach 194b are at a distance of 180 degree.Sensing element 192 and rotating disk 194 are solidly connected to fixed frame 120 and holder 130 respectively.When second driving element 150 ordered about 120 rotations of holder 130 relative fixed frameworks, holder 130 drove rotating disk 194 relative sensing element 192 rotations.
When sensing element 192 and the first breach 194a (as the state of Fig. 6) during contraposition mutually, sensing element 192 is sent a detection signal and is given control module C.Make the second breach 194b and sensing element 192 mutually during contraposition when rotating disk 194 continues rotation, sensing element 192 is sent another detection signal to control module C.When control module C receives continuous two detection signals, can learn holder 130 relative fixed framework 120 second pivoting angle (as 180 degree, the i.e. differential seat angles of the first breach 194a and the second breach 194b) that pivoted.In the present embodiment, the user can design the angle that differs between the quantity of breach and the breach according to demand.
In addition, in another unillustrated embodiment, the first rotating shaft sensor 180 and the second rotating shaft sensor 190 all optionally adopt the rotating shaft sensor of magnetic induction type, breach induction type or the like, not as limit.
In order more to clearly demonstrate the flow process of test, please refer to Fig. 1, Fig. 2 and Fig. 6, proving installation 100 also can comprise a man-machine interface I, to allow the user pass through man-machine interface I input test condition, for example start-up time, stand-by time, open entire angle, flip angle, testing time or the like.After setting is finished, also can correspondingly adjust the first rotating shaft sensor 180 and the second rotating shaft sensor 190, to allow first pivoting angle and second pivoting angle meet test condition (for example 90 degree and 180 degree), the user gets final product started by press button (not shown) and begins test.
At first, control module C opens entire angle (as surpassing 90 degree and being lower than 180 degree) according to what the user set, order about first driving element 140 and just change (clockwise direction of Fig. 2) with first axle A1, drive fixed frame 120 relative carrying platforms 110 and pivot, make the second housing 14 be closed to open to and surpass first pivoting angle, 90 degree (as the state of Fig. 1) from the relative first housing 12.This moment, the first rotating shaft sensor 180 just can output signal to control module C, so that control module C starts second driving element 150.
Then, second driving element 150 drives holder 130 with 120 counter-rotatings (counter clockwise direction of Fig. 2) of the second axis A2 relative fixed framework, make and the second housing 14 relative first housing 12 upsets (as the state of Fig. 2) turn to the back side up to a viewing area of the second housing 14.Sense holder 130 relative fixed frameworks 120 at the second rotating shaft sensor 190 and pivoted second pivoting angle 180 when spending, control module C continues to start first driving element 140.At this moment, first driving element 140 drives the second housing 14 and is covered on the first housing 12 with first axle A1 counter-rotating (counter clockwise direction of Fig. 2), make the second housing 14 the viewing area up.
Then, control module C stops first driving element 140 according to test condition and reaches one section Preset Time.Stop to arrive after the Preset Time, control module C orders about 140 beginnings of first driving element just to be changeed, and makes the second housing 14 relative first housings 12 open.When the first rotating shaft sensor, 180 sensings arrived first pivoting angle 90 and spend, control module C can receive the signal of the first rotating shaft sensor 180 and order about second driving element 150 and just changeing (clockwise direction of Fig. 2).
Afterwards, when the viewing area of the second housing 14 goes back to the front, when just the second rotating shaft sensor, 190 sensings arrive second pivoting angle 180 and spend, control module C orders about first driving element 140 again and reverses with first axle A1, drive the second housing 14 and be covered on the first housing 12, and finish once test.
Then, according to test condition, the testing time that the repetition above-mentioned steps reaches expection promptly finishes.It should be noted that, above-mentioned limit switch 170 (drawing in Fig. 1) can force to stop the running of proving installation 100 when the second rotating shaft sensor, 190 trouble or failures, cause folding-type electronic device 10 to damage to some extent because of excessive pivotal to avoid proving installation 100 to continue running.
In addition, in the present embodiment, proving installation 100 waits member by the extension of fixed frame 120 with second driving element 150 ' that cooperates another group, and can test another folding-type electronic device 10 ' in test folding-type electronic device 10.In another unillustrated embodiment, also can only test single folding-type electronic device 10, also can test the folding-type electronic device more than three certainly simultaneously, the present invention is not as limit.
In sum, proving installation of the present invention is in the process of test, first rod member that can be by limit switch and first switch member contact or second rod member decommissions proving installation with contacting of second switch spare, to avoid in test process, the causing rotating shaft of folding-type electronic device to damage because of pivoting angle is excessive.In addition, first switch member and second switch spare system is hubbed at fixed frame.By this, when first rod member can't move to when contacting with first switch member stopping of second rod member because of second switch spare, second rod member can temporarily push away second switch spare and first rod member is movable to first switch member and contact.In the same manner, when second rod member can't move to when contacting with second switch spare stopping of first rod member because of first switch member, first rod member can temporarily push away first switch member and second rod member is movable to second switch spare and contact.In addition, the moment that can provide first switch member and second switch spare to reset by the configuration of torsion spring more is with the correctness of the start of further guaranteeing limit switch.
Though the present invention discloses as above with embodiment; right its is not in order to qualification the present invention, any affiliated those skilled in the art, without departing from the spirit and scope of the present invention; when doing a little change and retouching, so protection scope of the present invention is as the criterion when looking appended the claim person of defining.
Claims (25)
1. a proving installation is suitable for testing an electronic installation, and described electronic installation has a first housing and a second housing, and the described first housing is suitable for the rotation of the described relatively second housing, and described proving installation comprises:
One carrying platform is in order to carry the described first housing;
One fixed frame is hubbed at described carrying platform;
One holder is hubbed at described fixed frame, in order to the described second housing of clamping;
One limit switch comprises:
One first rod member is fixedly arranged on described holder;
One second rod member is fixedly arranged on described holder;
One first switch member is hubbed at described fixed frame and is positioned on one first mobile route; And
One second switch spare, be hubbed at described fixed frame and be positioned on one second mobile route, wherein when described holder when the described relatively fixed frame of a first direction pivots, described second switch spare is promoted by described second rod member and described relatively fixed frame pivots and move apart described second mobile route, and described first rod member moves to described first switch member of contact along described first mobile route, when described holder pivots along the described relatively fixed frame of a second direction that is in reverse to described first direction, described first switch member is promoted by described first rod member and described relatively fixed frame pivots and moves apart described first mobile route, and described second rod member moves to the described second switch spare of contact along described second mobile route.
2. according to the described proving installation of claim 1, also comprise:
One first driving element is arranged between described carrying platform and the described fixed frame, pivots in order to drive the described relatively carrying platform of described fixed frame; And
One second driving element is arranged between described holder and the described fixed frame, pivots in order to drive the described relatively fixed frame of described holder.
3. proving installation according to claim 2 also comprises:
One first rotating shaft sensor is arranged between described carrying platform and the described fixed frame, with one first pivoting angle of the described relatively carrying platform of the described fixed frame of sensing;
One second rotating shaft sensor is arranged between described holder and the described fixed frame, with one second pivoting angle of the described relatively fixed frame of the described holder of sensing; And
One control module, be coupled to described first driving element, described second driving element, the described first rotating shaft sensor and the described second rotating shaft sensor, and described control module is in order to control described first driving element and described second driving element according to described first pivoting angle and described second pivoting angle.
4. proving installation according to claim 3, wherein said control module is coupled to described first switch member and described second switch spare, wherein when described first rod member contacts described first switch member, described first switch member is exported one first switching signal and is given described control module, to stop the action of described first driving element, when described second rod member contacts described second switch spare, described second switch spare is exported a second switch signal and is given described control module, to stop the action of described first driving element.
5. according to the described proving installation of claim 3, also comprise:
Two shaft couplings are connected in described first driving element and described second driving element respectively flexible.
6. proving installation according to claim 1, wherein said holder comprises:
One bracing frame is hubbed at described fixed frame; And
A plurality of anchor clamps are connected to support frame as described above, in order to the described second housing of clamping.
7. proving installation according to claim 6, wherein said bracing frame comprises:
One framework is hubbed at described fixed frame; And
One elevating lever liftably is disposed at described framework, and described a plurality of anchor clamps are connected to described elevating lever.
8. according to the described proving installation of claim 6, wherein said a plurality of anchor clamps are located in support frame as described above respectively, and described holder also comprises:
A plurality of elastic components are disposed on described a plurality of anchor clamps, in order to apply an elastic force in the described second housing by described a plurality of anchor clamps.
9. proving installation according to claim 1 also comprises:
A plurality of fixtures removably are connected between described fixed frame and the described holder, in order to limit the pivot of the described relatively fixed frame of described holder.
10. proving installation according to claim 9, wherein said a plurality of fixtures are screw.
11. proving installation according to claim 1, wherein said fixed frame is hubbed at described carrying platform with a first axle, and described holder is hubbed at described fixed frame with one second axis, and vertical described second axis of described first axle.
12. proving installation according to claim 11, the bearing of trend of the bearing of trend of wherein said first rod member and described second rod member is perpendicular to described second axis, between one free end of described first rod member and described second axis one distance is greater than a free end of described second rod member and the distance between described second axis, and the distance of one between described first switch member and described second axis is greater than the distance between described second switch spare and described second axis.
13. proving installation according to claim 11, wherein said first axle and described second axis define a plane, described first rod member in one between orthogonal projection on the described plane and described first axle distance less than described second rod member in the orthogonal projection on the described plane and the distance between the described first axle, and a free end of described first switch member one between orthogonal projection on the described plane and the described first axle apart from less than a free end of described second switch spare in orthogonal projection on the described plane and the distance between the described first axle.
14. proving installation according to claim 1, wherein said fixed frame has one first barricade corresponding to described first switch member, described first rod member moved to described first switch member of contact along described first mobile route after, described first rod member continued to move and promote the described relatively fixed frame of described first switch member and be switched to described first barricade and contact along described first mobile route.
15. proving installation according to claim 14, wherein said fixed frame has one second barricade corresponding to described second switch spare, described second rod member moved to the described second switch spare of contact along described second mobile route after, described second rod member continued to move and promote the described relatively fixed frame of described second switch spare and be switched to described second barricade and contact along described second mobile route.
16. proving installation according to claim 1, wherein said proving installation also comprises one first torsion spring, be connected in described fixed frame and described first switch member, to provide the described relatively fixed frame of described first switch member to pivot and to reset in the moment of described first mobile route.
17. proving installation according to claim 16, wherein said proving installation also comprises one second torsion spring, be connected in described fixed frame and described second switch spare, to provide the described relatively fixed frame of described second switch spare to pivot and to reset in the moment of described second mobile route.
18. limit switch, be applicable to a proving installation, described proving installation comprises a carrying platform, a fixed frame and a holder, and described fixed frame is hubbed at described carrying platform, described holder is hubbed at described fixed frame, and described limit switch comprises:
One first rod member is fixedly arranged on described holder;
One second rod member is fixedly arranged on described holder;
One first switch member is hubbed at described fixed frame and is positioned on one first mobile route; And
One second switch spare, be hubbed at described fixed frame and be positioned on one second mobile route, wherein when described holder when the described relatively fixed frame of a first direction pivots, described second switch spare is promoted by described second rod member and described relatively fixed frame pivots and move apart described second mobile route, and described first rod member moves to described first switch member of contact along described first mobile route, when described holder pivots along the described relatively fixed frame of a second direction that is in reverse to described first direction, described first switch member is promoted by described first rod member and described relatively fixed frame pivots and moves apart described first mobile route, and described second rod member moves to the described second switch spare of contact along described second mobile route.
19. limit switch according to claim 18, one control module of wherein said proving installation is coupled to described first switch member and described second switch spare, when described first rod member contacts described first switch member, described first switch member is exported one first switching signal and is given described control module, to stop the action of described first driving element, when described second rod member contacts described second switch spare, described second switch spare is exported a second switch signal and is given described control module, to stop the action of described first driving element.
20. limit switch according to claim 18, wherein said fixed frame is hubbed at described carrying platform with a first axle, described holder is hubbed at described fixed frame with one second axis, vertical described second axis of described first axle, the bearing of trend of the bearing of trend of described first rod member and described second rod member is perpendicular to described second axis, between one free end of described first rod member and described second axis one distance is greater than a free end of described second rod member and the distance between described second axis, and the distance of one between described first switch member and described second axis is greater than the distance between described second switch spare and described second axis.
21. limit switch according to claim 20, wherein said first axle and described second axis define a plane, described first rod member in one between orthogonal projection on the described plane and described first axle distance less than described second rod member in the orthogonal projection on the described plane and the distance between the described first axle, and a free end of described first switch member one between orthogonal projection on the described plane and the described first axle apart from less than a free end of described second switch spare in orthogonal projection on the described plane and the distance between the described first axle.
22. limit switch according to claim 18, wherein said fixed frame has one first barricade corresponding to described first switch member, described first rod member moved to described first switch member of contact along described first mobile route after, described first rod member continued to move and promote the described relatively fixed frame of described first switch member and be switched to described first barricade and contact along described first mobile route.
23. limit switch according to claim 22, wherein said fixed frame has one second barricade corresponding to described second switch spare, described second rod member moved to the described second switch spare of contact along described second mobile route after, described second rod member continued to move and promote the described relatively fixed frame of described second switch spare and be switched to described second barricade and contact along described second mobile route.
24. limit switch according to claim 18, wherein said proving installation also comprises one first torsion spring, be connected in described fixed frame and described first switch member, to provide the described relatively fixed frame of described first switch member to pivot and to reset in the moment of described first mobile route.
25. limit switch according to claim 24, wherein said proving installation also comprises one second torsion spring, be connected in described fixed frame and described second switch spare, to provide the described relatively fixed frame of described second switch spare to pivot and to reset in the moment of described second mobile route.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010150886 CN102221453B (en) | 2010-04-13 | 2010-04-13 | Testing device and limit switch thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010150886 CN102221453B (en) | 2010-04-13 | 2010-04-13 | Testing device and limit switch thereof |
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| CN102221453A true CN102221453A (en) | 2011-10-19 |
| CN102221453B CN102221453B (en) | 2013-12-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102221454A (en) * | 2010-04-16 | 2011-10-19 | 英业达股份有限公司 | Testing device |
| CN110453893A (en) * | 2019-08-05 | 2019-11-15 | 广东博智林机器人有限公司 | Spray gun assembly and paint finishing |
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| US5309759A (en) * | 1993-06-23 | 1994-05-10 | Navistar International Transportation Corp. | Pedal calculator |
| CN201134094Y (en) * | 2007-12-28 | 2008-10-15 | 英业达股份有限公司 | Testing device of voltage limit |
| CN201289519Y (en) * | 2008-09-25 | 2009-08-12 | 厦门金思维电子有限公司 | Key switch longevity test machine |
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| JPS60135740A (en) * | 1983-12-23 | 1985-07-19 | Ohtsu Tire & Rubber Co Ltd | Testing device for tire fall performance |
| US5309759A (en) * | 1993-06-23 | 1994-05-10 | Navistar International Transportation Corp. | Pedal calculator |
| CN201134094Y (en) * | 2007-12-28 | 2008-10-15 | 英业达股份有限公司 | Testing device of voltage limit |
| CN201289519Y (en) * | 2008-09-25 | 2009-08-12 | 厦门金思维电子有限公司 | Key switch longevity test machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102221454A (en) * | 2010-04-16 | 2011-10-19 | 英业达股份有限公司 | Testing device |
| CN110453893A (en) * | 2019-08-05 | 2019-11-15 | 广东博智林机器人有限公司 | Spray gun assembly and paint finishing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102221453B (en) | 2013-12-25 |
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Inventor after: Zhou Bing Inventor before: Xu Nairen Inventor before: Dai Baohua Inventor before: Chen Yanzhi Inventor before: Liu Peifen |
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Effective date of registration: 20170119 Address after: Room 101, building 11, No. 1158, Zhongxin Road, Songjiang District, Shanghai Patentee after: Shanghai Hefu artificial intelligence technology (Group) Co., Ltd. Address before: Taipei City, Taiwan Chinese Shilin District Hougang Street No. 66 Patentee before: Yingyeda Co., Ltd. |