CN102221453B - Testing device and limit switch thereof - Google Patents
Testing device and limit switch thereof Download PDFInfo
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- CN102221453B CN102221453B CN 201010150886 CN201010150886A CN102221453B CN 102221453 B CN102221453 B CN 102221453B CN 201010150886 CN201010150886 CN 201010150886 CN 201010150886 A CN201010150886 A CN 201010150886A CN 102221453 B CN102221453 B CN 102221453B
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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 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, and various folding-type electronic devices are as notebook computer (notebook PC), mobile phone (cell phone) and personal digital assistant (Personal DigitalAssistant; Hereinafter to be referred as: PDA) become main product now.
General folding-type electronic device mainly is comprised of a flat display screen, a main frame, and with single rotating shaft, is connected between display screen and main frame, so that the relative main frame pivotable of display screen and open or close.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 to understand rotating shaft, whether can bear enough inferior entire action or situations of the rear damage that oversteps the extreme limit opened.Yet, in the process of test, if pivoting angle is crossed conference, cause the rotating shaft of folding-type electronic device to damage.
Summary of the invention
The present invention proposes a kind of proving installation, the number of revolutions can bear in order to the rotating shaft of testing folding-type electronic device, and can avoid causing because pivoting angle is excessive the rotating shaft of folding-type electronic device to damage in test process.
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 carry the first housing.Fixed frame is hubbed at carrying platform.Holder is hubbed at fixed frame, in order to clamp the second housing.Limit switch comprises the first rod member, the second rod member, the first switch member and second switch part.The first rod member is fixedly arranged on holder.The second rod member is fixedly arranged on holder.The first switch member is hubbed at fixed frame and is positioned on the first mobile route.The second switch part is hubbed at fixed frame and is positioned on the second mobile route.When holder during along the relative fixed frame pivotable of first direction, the second switch part is promoted by the second rod member and fixed frame pivotable move apart the second mobile route relatively, and the first rod member moves to contact the first switch member along the first mobile route.When the holder edge is in reverse to the relative fixed frame pivotable of second direction of first direction, the first switch member is promoted by the first rod member and fixed frame pivotable move apart the first mobile route relatively, and the second rod member moves to contact second switch part along the second mobile route.
In one embodiment of this invention, above-mentioned proving installation also comprises the first driving element and the second driving element.The first driving element is arranged between carrying platform and fixed frame, in order to drive the relative carrying platform pivotable of fixed frame.The second driving element is arranged between holder and fixed frame, in order to drive the relative fixed frame pivotable of holder.
In one embodiment of this invention, above-mentioned proving installation also comprises the first rotating shaft sensor, the second rotating shaft sensor and control module.The first rotating shaft sensor is arranged between carrying platform and fixed frame, with the first pivoting angle of the relative carrying platform of sensing fixed frame.The second rotating shaft sensor is arranged between holder and fixed frame, with the second pivoting angle of the relative fixed frame of sensing holder.Control module is coupled to the first driving element, the second driving element, the first rotating shaft sensor and the second rotating shaft sensor, and control module is in order to control the first driving element and the second driving element according to the first pivoting angle and the second pivoting angle.
In one embodiment of this invention, above-mentioned control module is coupled to the first switch member and second switch part, wherein when the first rod member contacts the first switch member, the first switch member is exported the first switching signal to control module, to stop the action of the first driving element, when the second rod member contact second switch part, second switch part output second switch signal is to control module, to stop the action of the first driving element.
In one embodiment of this invention, above-mentioned proving installation also comprises two shaft couplings, is connected in respectively the first driving element and the second driving element flexible.
In one embodiment of this invention, above-mentioned holder comprises bracing frame and a plurality of fixture.Bracing frame is hubbed at fixed frame.Fixture is connected to bracing frame, in order to clamp the 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 fixture is connected to elevating lever.
In one embodiment of this invention, above-mentioned fixture is located in respectively bracing frame, and holder also comprises a plurality of elastic components, is disposed on fixture, in order to by fixture, to apply elastic force in the second housing.
In one embodiment of this invention, above-mentioned proving installation also comprises a plurality of fixtures, removably is connected between fixed frame and holder, in order to limit the pivotable of the relative fixed frame of holder.
In one embodiment of this invention, above-mentioned fixture is 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 the second axis, and vertical in fact the 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 the second rod member are in fact perpendicular to the second axis, distance between the free end of the first rod member and the second axis is greater than the free end of the second rod member and the distance between the second axis, and the distance between the first switch member and the second axis is greater than the distance between second switch part and the 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 the first rod member, the second rod member, the first switch member and second switch part.The first rod member is fixedly arranged on holder.The second rod member is fixedly arranged on holder.The first switch member is hubbed at fixed frame and is positioned on the first mobile route.The second switch part is hubbed at fixed frame and is positioned on the second mobile route.When holder during along the relative fixed frame pivotable of first direction, the second switch part is promoted by the second rod member and fixed frame pivotable move apart the second mobile route relatively, and the first rod member moves to contact the first switch member along the first mobile route.When the holder edge is in reverse to the relative fixed frame pivotable of second direction of first direction, the first switch member is promoted by the first rod member and fixed frame pivotable move apart the first mobile route relatively, and the second rod member moves to contact second switch part along the second mobile route.
One control module of proving installation is coupled to this first switch member and this second switch part, when this first rod member contacts this first switch member, this the first switch member output one first switching signal is given this control module, to stop the action of this first driving element, when this second rod member contacts this second switch part, this second switch part is exported a second switch signal to 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 the second axis, vertical in fact the second axis of first axle, the bearing of trend of the bearing of trend of the first rod member and the second rod member is in fact perpendicular to the second axis, distance between the free end of the first rod member and the second axis is greater than the free end of the second rod member and the distance between the second axis, and the distance between the first switch member and the second axis is greater than the distance between second switch part and the second axis.
In one embodiment of this invention, above-mentioned first axle and the second axis define plane, distance between the orthogonal projection in the plane of the first rod member and first axle is less than the orthogonal projection in the plane of the second rod member and the distance between first axle, and the orthogonal projection in the plane of free end that is less than the second switch part of the orthogonal projection in the plane of the free end of the first switch member and the distance between first axle and the distance between first axle.
In one embodiment of this invention, above-mentioned fixed frame has the first barricade corresponding to the first switch member, move to contact the first switch member along the first mobile route at the first rod member after, the first rod member continues to move and promote the relative fixed frame of the first switch member and be switched to the first barricade and contact along the first mobile route.
In one embodiment of this invention, above-mentioned fixed frame has the second barricade corresponding to the second switch part, move to contact second switch part along the second mobile route at the second rod member after, the second rod member continues to move and promote the relative fixed frame of second switch part and be switched to the second barricade and contact along the second mobile route.
In one embodiment of this invention, above-mentioned proving installation also comprises the first torsion spring, is connected in fixed frame and the first switch member, so that the relative fixed frame pivotable of the first switch member to be provided, resets in the moment of the first mobile route.
In one embodiment of this invention, above-mentioned proving installation also comprises the second torsion spring, is connected in fixed frame and second switch part, so that the relative fixed frame pivotable of second switch part to be provided, resets in the moment of the second mobile route.
Based on above-mentioned, proving installation of the present invention is in the process of test, the first rod member that can be by limit switch and the first switch member contact or the second rod member decommissions proving installation with contacting of second switch part, to avoid the causing rotating shaft of folding-type electronic device to damage because pivoting angle is excessive in test process.In addition, the first switch member and second switch part system are hubbed at fixed frame.By this, when the first rod member can't move to while contacting with the first switch member stopping of the second rod member because of the second switch part, the second rod member can temporarily push away the second switch part and the first rod member is movable to the first switch member and contact.In the same manner, when the second rod member can't move to while contacting with the second switch part stopping of the first rod member because of the first switch member, the first rod member can temporarily push away the first switch member and the second rod member is movable to the second switch part and contact.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
The accompanying drawing explanation
The front view that the proving installation that Fig. 1 is one embodiment of the invention is tested folding-type electronic device.
The stereographic map of the second housing of the proving installation upset folding-type electronic device that Fig. 2 is Fig. 1.
The proving installation that Fig. 3 A to Fig. 3 C is Fig. 1 is along the local start process flow diagram of visual angle V1.
The proving installation that Fig. 4 A and Fig. 4 B are Fig. 1 is along the local illustrative view of visual angle V2.
The schematic diagram of the shaft coupling that Fig. 5 is Fig. 1.
The circuit block diagram of the proving installation that Fig. 6 is Fig. 1.
The schematic diagram of the first rotating shaft sensor that Fig. 7 is Fig. 1.
The schematic diagram of the second rotating shaft sensor that Fig. 8 is 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: fixture
136: 140: the first driving elements of elastic component
150, the 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 part
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: the 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: first mobile route P2 the second mobile route
T1: the first torsion spring T2: the second torsion spring
L1, L2, L3, L4, L5, L6, L7, L8: distance
Embodiment
The front view that the proving installation that Fig. 1 is one embodiment of the invention is tested folding-type electronic device.The stereographic map of the second housing of the proving installation upset folding-type electronic device that Fig. 2 is Fig. 1.Please refer to Fig. 1 and Fig. 2, proving installation 100 is suitable for a folding-type electronic device 10 is opened to entire rotary test.Folding-type electronic device 10 is for example notebook computer, and can comprise a first housing 12, a second housing 14 and a rotating shaft (not shown).The first housing 12 is for example the host machine part of notebook computer, and the second housing 14 is for example 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 carry the 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 clamp the 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.
The first driving element 140 is arranged between carrying platform 110 and fixed frame 120, in order to drive relative these carrying platform 110 pivotables of fixed frame 120.The second driving element 150 is arranged between holder 130 and fixed frame 120, in order to drive relative fixed frame 120 pivotables of holder 130.In the present embodiment, the first driving element 140 and the second driving element 150 are for example motor or pneumatic cylinder, respectively in order to a driving force to be provided.
When the first driving element 140 drives fixed frames 120 on direction D1 during pivotable, the second housing 14 just relatively the first housing 12 hold entire or close.When the second driving element 150 drives the relative fixed frame 120 of holder 130 on direction D2 during pivotable, the second housing 14 just relatively the first housing 12 overturn.Thus, can simulate the situation that the user uses folding-type electronic device 10.Repeatedly carry out, just can test the number of revolutions that the rotating shaft of folding-type electronic device 10 can bear.
In order to prevent in the process of test, pivoting angle is excessive causes the rotating shaft of folding-type electronic device 10 to damage, and the proving installation 100 of Fig. 1 also comprises limit switch 170.Limit switch 170 for example is arranged between holder 130 and fixed frame 120, and when excessive with the angle in holder 130 relative fixed frames 120 pivotable on direction D2, when (as 180 degree), output signal stops the action of proving installation 100.Please refer to Fig. 1 and Fig. 2, the limit switch 170 of the present embodiment comprises the first rod member 172, the second rod member 174, the first switch member 176 and second switch part 178.The first rod member 172 and the second rod member 174 all are fixedly arranged on holder 130, and the first switch member 176 and second switch part 178 all are hubbed at fixed frame 120.
The proving installation that Fig. 3 A to Fig. 3 C is Fig. 1 is along the local start process flow diagram of visual angle V1.The second housing 14 of the folding-type electronic device 10 of Fig. 1 is for example 180 degree (meaning is that the limit that holder 130 rotates relative to fixed frame 120 also should be restricted to 180 degree) along the second axis A2 relative to the limit of the first housing 12 pivotables, and the relative position of the first rod member 172, the second rod member 174, the first switch member 176 and the second switch part 178 of the present embodiment system is configured corresponding to this restriction.
Specifically, when proving installation 100, during in the state shown in Fig. 1, the relative position of fixed frame 120 and holder 130 system as shown in Figure 3A.When holder 130 rotates 180 while spending along direction R1 relative to fixed frame 120, the second rod member 174 can move and touch second switch part 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 while spending along direction R2 relative to fixed frame 120, the first rod member 172 can move and touch the 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, the second rod member 174 of Fig. 3 A along with holder 130 along the pivotable of direction R1 and when the second mobile route P2 moves to the position that Fig. 3 B draws and do not touch second switch part 178, the first switch member 176 that the first rod member 172 can be positioned on the first mobile route P1 stops.In the same manner, the first rod member 172 along with holder 130 along the pivotable of direction R2 and when the first mobile route P1 moves to the position that Fig. 3 C draws and do not touch the first switch member 176, the second switch part 178 that the second rod member 174 can be positioned on the second mobile route P2 stops.
In view of this, first switch member 176 of the present embodiment is to be hubbed at fixed frame 120, the first rod member 172 can be pushed open the first switch member 176 when arriving position shown in Fig. 3 B, so that the second rod member 174 can be continued to contact with second switch part 178 along with the rotation of holder 130.In the same manner, second switch part 178 is to be hubbed at fixed frame 120, the second rod member 174 can be pushed open second switch part 178 when arriving position shown in Fig. 3 C, so that the first rod member 172 can be continued to contact with the first switch member 176 along with the rotation of holder 130.Below by Fig. 4 A and Fig. 4 B, this is described in detail.
The proving installation that Fig. 4 A and Fig. 4 B are Fig. 1 is along the local illustrative view of visual angle V2.When the first rod member 172 is positioned at as shown in Figure 3 B the first switch member 176 on the first mobile route P1 and stops, the first rod member 172 can promote as shown in Figure 4 A relative fixed frame 120 pivotables of the first switch member 176 and make the first switch member 176 move apart the first mobile route P1, and the second rod member 174 can be continued to move to second switch part 178 and contact along with the rotation of holder 130.In the same manner, when the second rod member 174 is positioned at as shown in Figure 3 C second switch part 178 on the second mobile route P2 and stops, the second rod member 174 can promote as shown in Figure 4 B relative fixed frame 120 pivotables of second switch part 178 and make second switch part 178 move apart the second mobile route P2, and the first rod member 172 can be continued to move to the first switch member 176 and contact along with the rotation of holder 130.
Please refer to Fig. 1, the bearing of trend of first rod member 172 of the present embodiment and the bearing of trend of the second rod member 174 are in fact perpendicular to the second axis A2.The orthogonal projection of the first rod member 172 on plane A1A2 (plane that first axle A1 and the second axis A2 define) and the distance L 1 between first axle A1 are less than the orthogonal projection of the second rod member 174 on the A1A2 of plane and the distance L 2 between first axle A1, and the orthogonal projection of free end on the A1A2 of plane that be less than second switch part 178 of the orthogonal projection of the free end of the first switch member 176 on the A1A2 of plane and the distance L 3 between first axle A1 and the distance L 4 between first axle A1., the first position of rod member 172 on direction H is lower than the second position of rod member 174 on direction H, and the position of the free end of the first switch member 176 on direction H is lower than the position of free end on direction H of second switch part 178 for meaning.In addition, distance L 5 between the free end of the first rod member 172 and the second axis A2 is greater than the free end of the second rod member 174 and the distance L 6 between the second axis A2, and the distance L 7 between the first switch member 176 and the second axis A2 is greater than the distance L 8 between second switch part 178 and the second axis A2.By this, the first rod member 172 and the first switch member 176 all are positioned on the first mobile route P1 shown in Fig. 3 A, and the second rod member 174 and second switch part 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 the first rod member 172 false touch second switch parts 178 when holder 130 is rotated, and can not allow second rod member 174 false touch the first switch member 176.
Please refer to Fig. 4 A and Fig. 4 B, in the present embodiment, fixed frame 120 has corresponding to the first barricade 124 of the first switch member 176 and corresponding to the second barricade 126 of second switch part 178.Move to contact the first switch member 176 (as shown in Figure 4 B) along the first mobile route P1 at the first rod member 172 after, the first rod member 172 continues to move and promote the relative fixed frame 120 of the first switch member 176 and be switched to and be resisted against the first barricade 124 along the first mobile route P1, so that the first rod member 172 can positively be pressed the button 176a on the first switch member 176.In the same manner, move to contact second switch part along the second mobile route P2 at the second rod member 174 after 178 (as shown in Figure 4 B), the second rod member 174 continues to move and promote the relative fixed frame 120 of second switch part 178 and be switched to and be resisted against the second barricade 126 along the second mobile route P2, so that the second rod member 174 can positively be pressed the button 178a on second switch part 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 fixed frame 120 and the first switch member 176, reset in the moment of the first mobile route P1 so that relative fixed frame 120 pivotables of the first switch member 176 to be provided, the first switch member 176 can be resetted in original position after the first rod member 172 is removed.In the same manner, the second torsion spring T2 is connected in fixed frame 120 and second switch part 178, reset in the moment of the second mobile route P2 so that relative fixed frame 120 pivotables of second switch part 178 to be provided, second switch part 178 can be resetted in original position after the second rod member 174 is removed.
Below the present embodiment is obtained to 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 fixture 134.Bracing frame 132 is hubbed at fixed frame 120, and these fixtures 134 are in order to clamp the 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, with the size of the foundation second housing 14, does up and down and adjusts.In addition, bracing frame 132 also can comprise a plurality of fixed screw 132c, after at elevating lever 132b, being adjusted to location, and the fixing relative position of elevating lever 132b and framework 132a.
Furthermore, these fixtures 134 can be located in respectively the elevating lever 132b of bracing frame 132, and holder 130 also can comprise a plurality of elastic components 136.These elastic components 136 are disposed at respectively on these fixtures 134.These elastic components 136 lay respectively between elevating lever 132b and these fixtures 134, by these fixtures 134, to apply an elastic force in the second housing 14.In the present embodiment, these elastic components 136 can be selected the spring of different elasticity coefficient, with simulation user's hand, hold the state that the second housing 14 is operated.Situation while 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 holder 130, in order to limit the pivotable of holder 130 relative fixed frames 120.In the present embodiment, these fixtures 160 are for example screw.When fixture 160 is locked in fixed frame 120 with holder 130 (as Fig. 1), can avoid the second housing 14 with the relative first housing 12 pivotables of the second axis A2.That is to say, 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 removal (as Fig. 2), proving installation 100 can carry out the unlatching of folding-type electronic device 10 on 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 respectively the first driving element 140 and the second driving element 150 flexible.Fig. 5 is the schematic diagram that Fig. 1 obtains shaft coupling.Please refer to Fig. 1 and Fig. 5, take shaft coupling E1 as example, shaft coupling E1 is connected between an axle 122 of an axle 142 of the first driving element 140 and fixed frame 120.Shaft coupling E1 for example has a plurality of holes F, so that shaft coupling E1 can slightly be bent, with the alignment tolerance between absorption axes 142 and axle 122.
The circuit block diagram of the proving installation that Fig. 6 is schematic 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 rotating shaft sensor 190 and a control module C.The first rotating shaft sensor 180 arranges between carrying platform 110 and fixed frame 120, with one first pivoting angle of the relative carrying platform 110 of sensing fixed frame 120 on direction D1.The second rotating shaft sensor 190 is arranged between holder 130 and fixed frame 120, with one second pivoting angle of the relative fixed frame 120 of sensing holder 130 on direction D2.Control module C is coupled to the first driving element 140, the 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 the first driving element 140 and the second driving element 150 according to the first pivoting angle and the second pivoting angle.
In addition, control module C also is coupled to the first switch member 176 and second switch part 178.When first rod member 172 contact the first switch member 176, when (as shown in Figure 4 B), the first switch member 176 output switching signals are given this control module C, to stop the action of the first driving element 140.When the second rod member 174 contact second switch parts, when 178 (as shown in Figure 4 A), second switch part 178 output switching signals are to control module C, to stop the action of the first driving element 140.
The schematic diagram of the first rotating shaft sensor that Fig. 7 is 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 respectively the both sides of rotating disk 186.During with axle 122 rotation of fixed frame 120, can drive two magnetic elements 182 rotations when rotating disk 186.In two magnetic elements 182 rotations, to respectively near two Magnetosensing elements 184 time, two Magnetosensing elements 184 just can be sent signal to control module C, mean the first driving element 140 pivotable one first pivoting angle.
In the present embodiment, the user can, by adjusting the upper-lower position of two Magnetosensing element 184 relative rotating disks, decide the size of the first pivoting angle.For instance, when two Magnetosensing elements 184 up move to W2 from position W1, because needing only, two magnetic elements 182 rotate less amplitude, the variation that can allow two Magnetosensing elements 184 sense magnetic.Therefore, the first pivoting angle also can diminish thereupon.
The schematic diagram of the second rotating shaft sensor that Fig. 8 is 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 respectively fixed frame 120 and holder 130.When the second driving element 150 orders about relative fixed frame 120 rotation of holder 130, holder 130 drives relative sensing element 192 rotations of rotating disk 194.
When sensing element 192, during with the first breach 194a phase contraposition (as the state of Fig. 6), sensing element 192 is sent a detection signal to control module C.When rotating disk 194 continuation rotations make the second breach 194b with sensing element 192 phase contraposition, 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 relatively fixed frame 120 pivotables the second pivoting angle (as 180 degree, i.e. the differential seat angle of the first breach 194a and the second breach 194b).In the present embodiment, the user can design the angle differed between the quantity of breach and 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 etc., 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 etc.After setting completes, also can correspondingly adjust the first rotating shaft sensor 180 and the second rotating shaft sensor 190, for example, to allow the first pivoting angle and the second pivoting angle meet test condition (90 degree and 180 degree), the user gets final product started by press button (not shown) and starts test.
At first, control module C sets according to the user open entire angle (as surpass 90 degree and lower than 180 degree), order about the first driving element 140 with first axle A1 forward (clockwise direction of Fig. 2), drive relative carrying platform 110 pivotables of fixed frame 120, make the second housing 14 be closed to open to from the relative first housing 12 and surpass the first pivoting angle 90 degree (as the state of Fig. 1).Now the first rotating shaft sensor 180 just can output signal to control module C, so that control module C starts the second driving element 150.
Then, the second driving element 150 drives holder 130 with relative fixed frame 120 reversions (counter clockwise direction of Fig. 2) of the second axis A2, make the relative first housing 12 upsets (as the state of Fig. 2) of the second housing 14, until a viewing area of the second housing 14 turn to the back side.At the second rotating shaft sensor 190 sensed holder 130 relative fixed frame 120 pivotables the second pivoting angle 180 while spending, control module C continues to start the first driving element 140.Now, the first driving element 140, with first axle A1 reversion (counter clockwise direction of Fig. 2), drives the second housing 14 and is covered on the first housing 12, makes the viewing area of the second housing 14 upward.
Then, control module C stops the first driving element 140 according to test condition and reaches one section Preset Time.After stopping arriving Preset Time, control module C orders about the first driving element 140 and starts forward, makes the relative first housing 12 of the second housing 14 open.When the first rotating shaft sensor 180 sensings arrive the first pivoting angle 90 and spend, control module C can receive the signal of the first rotating shaft sensor 180 and order about the second driving element 150 forwards (clockwise direction of Fig. 2).
Afterwards, when the viewing area of the second housing 14 goes back to front, when namely the second rotating shaft sensor 190 sensings arrive the second pivoting angle 180 and spend, control module C orders about the 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 complete once test.
Then, according to test condition, the testing time that the repetition above-mentioned steps reaches expection 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 failure, to avoid proving installation 100 to continue running, causes folding-type electronic device 10 to damage to some extent because of excessive pivotal.
In addition, in the present embodiment, proving installation 100 passes through the extension and the members such as the second driving element 150 ' that coordinate another group of fixed frame 120, and can, in test folding-type electronic device 10, test another folding-type electronic device 10 '.In another unillustrated embodiment, also can only test single folding-type electronic device 10, certainly also can test the folding-type electronic device more than three simultaneously, the present invention is not as limit.
In sum, proving installation of the present invention is in the process of test, the first rod member that can be by limit switch and the first switch member contact or the second rod member decommissions proving installation with contacting of second switch part, to avoid the causing rotating shaft of folding-type electronic device to damage because pivoting angle is excessive in test process.In addition, the first switch member and second switch part system are hubbed at fixed frame.By this, when the first rod member can't move to while contacting with the first switch member stopping of the second rod member because of the second switch part, the second rod member can temporarily push away the second switch part and the first rod member is movable to the first switch member and contact.In the same manner, when the second rod member can't move to while contacting with the second switch part stopping of the first rod member because of the first switch member, the first rod member can temporarily push away the first switch member and the second rod member is movable to the second switch part and contact.In addition, the moment that more can provide the first switch member and second switch part to reset by the configuration of torsion spring, with the correctness of the start of further guaranteeing limit switch.
Although the present invention discloses as above with embodiment; so it is not in order to limit 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, therefore protection scope of the present invention is as the criterion when looking appended the claim person of defining.
Claims (25)
1. a proving installation, be applicable to test 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 relatively described second housing, and described proving installation comprises:
One carrying platform, in order to carry the described first housing;
One fixed frame, be hubbed at described carrying platform;
One holder, be hubbed at described fixed frame, in order to clamp the described second housing;
One limit switch comprises:
One first rod member, be fixedly arranged on described holder;
One second rod member, be fixedly arranged on described holder;
One first switch member, be hubbed at described fixed frame and be positioned on one first mobile route; And
One second switch part, be hubbed at described fixed frame and be positioned on one second mobile route, wherein when described holder during along the relatively described fixed frame pivotable of a first direction, described second switch part is promoted by described the second rod member and relatively described fixed frame pivotable move apart described the second mobile route, and described the first rod member moves to described the first switch member of contact along described the first mobile route, when described holder edge is in reverse to the relatively described fixed frame pivotable of a second direction of described first direction, described the first switch member is promoted by described the first rod member and relatively described fixed frame pivotable move apart described the first mobile route, and described the second rod member moves to the described second switch part of contact along described the second mobile route.
2. proving installation according to claim 1 also comprises:
One first driving element, be arranged between described carrying platform and described fixed frame, in order to drive the relatively described carrying platform pivotable of described fixed frame; And
One second driving element, be arranged between described holder and described fixed frame, in order to drive the relatively described fixed frame pivotable of described holder.
3. proving installation according to claim 2 also comprises:
One first rotating shaft sensor, be arranged between described carrying platform and described fixed frame, with one first pivoting angle of the relatively described carrying platform of the described fixed frame of sensing;
One second rotating shaft sensor, be arranged between described holder and described fixed frame, with one second pivoting angle of the relatively described fixed frame of the described holder of sensing; And
One control module, be coupled to described the first driving element, described the second driving element, described the first rotating shaft sensor and described the second rotating shaft sensor, and described control module is in order to control described the first driving element and described the second driving element according to described the first pivoting angle and described the second pivoting angle.
4. proving installation according to claim 3, wherein said control module is coupled to described the first switch member and described second switch part, wherein when described the first rod member contacts described the first switch member, described the first switch member output one first switching signal is given described control module, to stop the action of described the first driving element, when described the second rod member contacts described second switch part, described second switch part is exported a second switch signal to described control module, to stop the action of described the first driving element.
5. proving installation according to claim 3 also comprises:
Two shaft couplings are connected in respectively described the first driving element and described the second driving element flexible.
6. proving installation according to claim 1, wherein said holder comprises:
One bracing frame, be hubbed at described fixed frame; And
A plurality of fixtures, be connected to support frame as described above, in order to clamp the described second housing.
7. proving installation according to claim 6, wherein said bracing frame comprises:
One framework, be hubbed at described fixed frame; And
One elevating lever, liftably be disposed at described framework, and described a plurality of fixture is connected to described elevating lever.
8. proving installation according to claim 6, wherein said a plurality of fixtures are located in respectively support frame as described above, and described holder also comprises:
A plurality of elastic components, be disposed on described a plurality of fixture, in order to by described a plurality of fixtures, to apply an elastic force in the described second housing.
9. proving installation according to claim 1 also comprises:
A plurality of fixtures, removably be connected between described fixed frame and described holder, in order to limit the pivotable of the relatively described 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 the 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 the first rod member and described the second rod member is perpendicular to described the second axis, between one free end of described the first rod member and described the second axis one distance is greater than a free end of described the second rod member and the distance between described the second axis, and the distance of one between described the first switch member and described the second axis is greater than the distance between described second switch part and described the second axis.
13. proving installation according to claim 11, wherein said first axle and described the second axis define a plane, a distance between the orthogonal projection of described the first rod member on described plane and described first axle is less than the orthogonal projection of described the second rod member on described plane and the distance between described first axle, and the orthogonal projection of the free end that the distance between the orthogonal projection of a free end of described the first switch member on described plane and described first axle is less than described second switch part on described plane and the distance between described first axle.
14. proving installation according to claim 1, wherein said fixed frame has one first barricade corresponding to described the first switch member, move to described the first switch member of contact along described the first mobile route at described the first rod member after, described the first rod member continues to move and promote the relatively described fixed frame of described the first switch member and be switched to described the first barricade and contact along described the first mobile route.
15. proving installation according to claim 14, wherein said fixed frame has one second barricade corresponding to described second switch part, move to the described second switch part of contact along described the second mobile route at described the second rod member after, described the second rod member continues to move and promote the relatively described fixed frame of described second switch part and be switched to described the second barricade and contact along described the 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 the first switch member, reset in the moment of described the first mobile route so that the relatively described fixed frame pivotable of described the first switch member to be provided.
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 part, reset in the moment of described the second mobile route so that the relatively described fixed frame pivotable of described second switch part to be provided.
A 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, be fixedly arranged on described holder;
One second rod member, be fixedly arranged on described holder;
One first switch member, be hubbed at described fixed frame and be positioned on one first mobile route; And
One second switch part, be hubbed at described fixed frame and be positioned on one second mobile route, wherein when described holder during along the relatively described fixed frame pivotable of a first direction, described second switch part is promoted by described the second rod member and relatively described fixed frame pivotable move apart described the second mobile route, and described the first rod member moves to described the first switch member of contact along described the first mobile route, when described holder edge is in reverse to the relatively described fixed frame pivotable of a second direction of described first direction, described the first switch member is promoted by described the first rod member and relatively described fixed frame pivotable move apart described the first mobile route, and described the second rod member moves to the described second switch part of contact along described the second mobile route.
19. limit switch according to claim 18, one control module of wherein said proving installation is coupled to described the first switch member and described second switch part, when described the first rod member contacts described the first switch member, described the first switch member output one first switching signal is given described control module, to stop the action of the first driving element, when described the second rod member contacts described second switch part, described second switch part is exported a second switch signal to described control module, to stop the action of described the 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 the second axis of described first axle, the bearing of trend of the bearing of trend of described the first rod member and described the second rod member is perpendicular to described the second axis, between one free end of described the first rod member and described the second axis one distance is greater than a free end of described the second rod member and the distance between described the second axis, and the distance of one between described the first switch member and described the second axis is greater than the distance between described second switch part and described the second axis.
21. limit switch according to claim 20, wherein said first axle and described the second axis define a plane, a distance between the orthogonal projection of described the first rod member on described plane and described first axle is less than the orthogonal projection of described the second rod member on described plane and the distance between described first axle, and the orthogonal projection of the free end that the distance between the orthogonal projection of a free end of described the first switch member on described plane and described first axle is less than described second switch part on described plane and the distance between described first axle.
22. limit switch according to claim 18, wherein said fixed frame has one first barricade corresponding to described the first switch member, move to described the first switch member of contact along described the first mobile route at described the first rod member after, described the first rod member continues to move and promote the relatively described fixed frame of described the first switch member and be switched to described the first barricade and contact along described the first mobile route.
23. limit switch according to claim 22, wherein said fixed frame has one second barricade corresponding to described second switch part, move to the described second switch part of contact along described the second mobile route at described the second rod member after, described the second rod member continues to move and promote the relatively described fixed frame of described second switch part and be switched to described the second barricade and contact along described the 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 the first switch member, reset in the moment of described the first mobile route so that the relatively described fixed frame pivotable of described the first switch member to be provided.
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 part, reset in the moment of described the second mobile route so that the relatively described fixed frame pivotable of described second switch part to be provided.
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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
|---|---|
| CN102221453A CN102221453A (en) | 2011-10-19 |
| CN102221453B true CN102221453B (en) | 2013-12-25 |
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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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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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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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. |