CN201773116U - Connection structure of chip tester host machine and chip load board - Google Patents
Connection structure of chip tester host machine and chip load board Download PDFInfo
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- CN201773116U CN201773116U CN2010202339417U CN201020233941U CN201773116U CN 201773116 U CN201773116 U CN 201773116U CN 2010202339417 U CN2010202339417 U CN 2010202339417U CN 201020233941 U CN201020233941 U CN 201020233941U CN 201773116 U CN201773116 U CN 201773116U
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- chip
- load board
- pressure plate
- test machine
- testing machine
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Abstract
The utility model relates to a connection structure of a chip tester host machine and a chip load board; the connection structure is mainly and technically characterized in that: two rolling wheels are respectively arranged at the end surfaces of two sides of a load board support, a pair of board pressing and opening mechanisms are systematically arranged at two sides of a front panel of a tester; the structure of the board pressing and opening mechanism is as follows: a rotary pin is fixedly arranged at the middle position of the inner side of an outer cover of the board pressing and opening mechanism, a rotary plate is arranged on the rotary pin in a movable fit way, an operation handle is arranged at the outer side on the rotary plate, two ends of the rotary plate are respectively articulated with two connecting rods by connecting rod pins, the other ends of the two connecting rods are respectively articulated with guiding shafts, a pressing block provided with a pressing tilted groove at the upper part is fixedly arranged above the guiding shaft, two guiding blocks are fixedly arranged at two ends of the inner side of the outer cover of the board pressing and opening mechanism, and the guiding blocks and the front panel of the tester are fixedly arranged together. In the utility model, the problem that the connector of the chip tester host machine and the chip load board is easy to damage in the board pressing and opening process is solved, and the connection structure has the advantages of simple use and convenient operation.
Description
Technical field
The utility model belongs to the IC chip test field, is the syndeton of a kind of chip testing machine host and chip load board.
Background technology
The design of integrated circuit (IC) chip and manufacturer often need use chip testing machine that integrated circuit (IC) chip is tested.Chip testing machine mainly comprises chip testing machine host and chip load board, in when test, chip testing machine host and chip load board is linked together carry out signal transmission realization chip testing function.The chip load board is most important with being connected of chip testing machine host, connects or contacts badly, and signal just can not normal delivery, the accuracy of influence test.The chip load board adopts the connector mode to be connected with the chip testing machine host usually, many tiny pins and pin hole are arranged on the connector, if cushion is pulled out in the process, pin and pin hole are not parallel, pin is stress by bending, just damages easily, influences the signal transmission, increase the cost of test machine simultaneously, caused very big loss for test machine manufacturer and test machine user.Existing chip test machine main frame and chip load board are usually artificial directly to be pressed to the connector female on the chip load board in the connector male head on the chip testing machine host, do not have hold-down mechanism, only be to use open simply that plate mechanism realizes chip testing machine host and chip load board open the plate function.Especially in the pressing plate process and since hand to compress strength not enough, need beat the chip load board with the hand part and just can compress, pin on the connector is not simultaneously stressed like this, pin just can not guarantee parallel grafting with pin hole, and pin is subjected to bending stress, thereby causes the damage of connector.
Summary of the invention
Be to overcome the deficiencies in the prior art order of the present utility model, the syndeton of a kind of chip testing machine host and chip load board is proposed, this syndeton has solved chip testing machine host and chip load board at pressing plate with open the problem that connector damages easily in the plate process, has realized pressing plate and has opened the two-way function of plate.
The utility model solves its technical matters and takes following technical scheme to realize:
The syndeton of a kind of chip testing machine host and chip load board, connect and compose by chip load board and chip testing machine host, the chip load board comprises the load circuit plate that install at load board support and middle part thereof, in the rear surface of load circuit plate the load board connector is installed, the chip testing machine host comprises the test machine motherboard that install at test machine front panel and middle part thereof, the test machine connector is installed on the test machine motherboard, on the end face of load board back up pad both sides, two rollers are installed respectively, pass through a pair of pressure plate of enclosing cover symmetry installation mechanism of pressure plate mechanism respectively in the both sides of test machine front panel, the structure of this pressure plate mechanism is: the centre position in pressure plate mechanism enclosing cover inboard installs a rotational pin, one rolling disc is installed on rotational pin movingly, an operating grip is installed in the outside on rolling disc, the rolling disc two ends are respectively by hinged two connecting rods of link pin, the other end of two connecting rods is a hinged axis of guide respectively, above the axis of guide, install a top and be shaped on the compact heap that compresses skewed slot, install two orienting lugs at the two ends of pressure plate mechanism enclosing cover inboard, this orienting lug and test machine front panel are solidly installed.
And the top and bottom of described load board support are provided with the pilot hole that front and rear surfaces connects, and are equipped with on the test machine front panel and the corresponding register pin of the pilot hole of load board support.
And the quantity of described pilot hole and register pin is three, and three pilot holes are installed in the top and bottom of load board support, and three register pins are installed in the top and bottom of test machine front panel respectively.
And a pressure plate mechanism outer cover is installed in the top by described pressure plate mechanism, is shaped on the housing opening with the corresponding pressure plate of the roller of load board support mechanism on pressure plate mechanism outer cover, and operating grip stretches out from the side of pressure plate mechanism outer cover.
And described compact heap skewed slot is made of two 15 ° of parallel inclined-planes.
And described pressure plate mechanism enclosing cover inboard is fixed with the pressing plate limited block that the restriction rolling disc rotates and opens the plate limited block in 90 ° of scopes.
And described pressing plate limited block is fixed with crashproof rubber with opening on the plate limited block surface.
And described orienting lug is shaped on tapped through hole, uses screw that pressure plate mechanism enclosing cover, plastics orienting lug and test machine front panel are installed together by this tapped through hole.
And described orienting lug is the plastics orienting lug.
Advantage of the present utility model and good effect are:
1, this syndeton is installed pressure plate mechanism on the test machine front panel, thereby the rectilinear motion that the circular motion of rolling disc is converted into compact heap realized pressing plate between chip testing machine host and the chip load board and open the dual-use function of plate, guarantee that the chip load board is connected with the reliable of chip testing machine host, provide guarantee for accurately carrying out the signal transmission, make chip testing machine can carry out test job reliably, solved simultaneously the problem that connector damages easily effectively, reduced because of connector damages the loss of causing for test machine manufacturer and test machine user, improved test machine factory and test machine user's economic benefit to greatest extent.
2, this syndeton is carried out the pressing plate of chip testing machine host and chip load board by operating grip and is opened the plate operation, has easy to use, convenience operation.
3, the utility model adopts pressure plate mechanism to solve chip testing machine host and chip load board at pressing plate with open the problem that connector damages easily in the plate process, having realized can pressing plate, can open the two-way function of plate again, guaranteed that chip testing machine works reliably, had and use simple, convenience operation.
Description of drawings
Fig. 1 is chip testing machine host and chip load board connection diagram;
Fig. 2 is the front view of chip load board;
Fig. 3 is the front view of chip testing machine host;
Fig. 4 is pressure plate mechanism (opening a board status) cut-away view;
Fig. 5 is pressure plate mechanism (pressing plate state) cut-away view;
Fig. 6 is the partial enlarged view that Fig. 1 removes pressure plate mechanism outer cover;
Fig. 7 is that the A of Fig. 6 is to view;
Fig. 8 is the view that the pressure plate mechanism of Fig. 6 is in the pressing plate state;
Fig. 9 is that the A of Fig. 8 is to view.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is further described.
The syndeton of a kind of chip testing machine host and chip load board as shown in Figure 1, is connected and composed by chip testing machine host 1 and chip load board 2, and the chip load board is installed in the front end of chip testing machine host.As shown in Figure 2, the chip load board comprises load circuit plate 5 and load board support 3, and the load circuit plate is fixed on the middle part of load board support.Be provided with the pilot hole 6 that three front and rear surfaces connect in the top and bottom of load board support front surface, wherein two pilot holes are arranged on the upper end of load board support front surface, and another pilot hole is arranged on the lower end of load board support front surface.Two ends, rear surface at the load circuit plate are separately installed with load board connector 4, and the pin hole on this load board connector is perpendicular to the load circuit plate.On the end face of load board support both sides, two rollers 7 are installed respectively.
As shown in Figure 3, the chip testing machine host comprises test machine front panel 9, test machine motherboard 11, test machine connector 10 and register pin 12.The parallel test machine motherboard that is fixed with on the medial surface of test machine front panel, be separately installed with the test machine connector in test machine motherboard both sides, this test machine connector reaches on the test machine front panel by the perforate on the test machine front panel, and the pin on this test machine connector is perpendicular to the test machine motherboard.Install on the test machine front panel three with the load board support on the corresponding register pin of pilot hole, when the load circuit plate is connected with the test machine motherboard, three register pins on pilot hole on the load board support and the test machine front panel cooperate, make the load circuit plate in the plane parallel, not move with the test machine front panel, can only be along moving perpendicular to the direction of test machine front panel.Pass through a pair of pressure plate of pressure plate mechanism enclosing cover 8 symmetry installations mechanism respectively in the both sides of test machine front panel, pressure plate mechanism outer cover 14 is installed above pressure plate mechanism, be shaped on the pressure plate mechanism outer cover with the load board support on the corresponding pressure plate of roller mechanism housing opening 13, the roller on the load board support can be put into pressure plate mechanism or takes out from pressure plate mechanism along four pressure plate mechanism housing opening.
The structure that is installed in two pressure plate mechanisms between pressure plate mechanism enclosing cover and the test machine front panel is identical, and as Fig. 4 and shown in Figure 5, wherein, Fig. 4 is the rear view after pressure plate mechanism and pressure plate mechanism enclosing cover unload from the test machine front panel.Every cover pressure plate mechanism by operating grip 15, orienting lug 16, the axis of guide 17, compact heap 18, pressing plate limited block 19, open plate limited block 20, rolling disc 21, rotational pin 22, connecting rod 23, link pin 24 and connect and compose.The concrete annexation that pressure opens mechanism is: the centre position in pressure plate mechanism enclosing cover inboard installs a rotational pin, installs the mode that can adopt welding rotational pin is welded on the inboard of pressure plate mechanism enclosing cover, and rotational pin is as the centre of gyration of driving link; Rolling disc is installed on rotational pin movingly, and rolling disc is the driving link of motion along the axis rotation of rotational pin; Operating grip is housed on the rolling disc, and this operating grip stretches out from the side of pressure plate mechanism outer cover, and when the rotating operation handle, rolling disc is made circular motion along rotational pin; Be welded with the pressing plate limited block that the restriction rolling disc rotates on the rotational pin of pressure plate mechanism enclosing cover inboard next door and open the plate limited block in 90 ° of scopes, the effect of two limited blocks is two diverse locations of restriction rolling disc, and rolling disc is rotated in 90 ° of scopes.Wherein, the pressing plate limited block is the pressing plate position of restriction rolling disc, and opening the plate limited block is the Board position that opens of restriction rolling disc; Crashproof rubber is housed on the limited block surface, and the effect of crashproof rubber is the metal bump sound of eliminating when spacing, and the vibration when reducing to collide.The rolling disc two ends are by hinged two connecting rods of link pin, and the other end of two connecting rods is a hinged axis of guide respectively, is fixed with compact heap above the axis of guide, and the axis of guide and compact heap interlock are used to compact heap to lead; When rolling disc when rotational pin rotates, an end of connecting rod is made circular motion with rolling disc, the other end and the axis of guide be together along the orienting lug moving linearly, because compact heap is fixed on the axis of guide, so also moving linearly of compact heap.Install two plastics orienting lugs at the two ends of pressure plate mechanism enclosing cover inboard, on the plastics orienting lug, be shaped on tapped through hole 25, use screw that pressure plate mechanism enclosing cover, plastics orienting lug and test machine front panel are installed together by this tapped through hole, the effect of plastics orienting lug is to be the axis of guide and compact heap moving linearly guiding.The compact heap upper surface is shaped on and constitutes one by two 15 ° of parallel inclined-planes and compress skewed slot 26, and when compact heap did reciprocating linear motion, these two parallel inclined-planes just became the acting surface that compresses and lift roller.
Pressure plate working process of mechanism such as Fig. 6 are to shown in Figure 9.
The pressing plate course of work is: pressure plate mechanism is placed lift the position earlier, promptly two operating grips are in the centre position of pressure plate mechanism and vertical with the axis of guide, and the spacing between the every pair of compact heap is the shortest.At this moment, the inlet of four compact heap skewed slots overlaps with the opening of pressure plate mechanism ornamental housing, as Figure 6 and Figure 7.Realize the positioning function of chip load board and test machine front panel by three register pins on three pilot holes on the load board support and the test machine front panel, the four rolling on chip load board both sides is put into four compact heap skewed slot porch by pressure plate mechanism outer cover mouth, and this moment, four rolling was positioned at peak.Two operating grips are rotated up simultaneously, two compact heaps of every cover pressure plate mechanism move to two outer ends simultaneously, roller enters the compact heap skewed slot and rolls, four rolling is moved down by the pressure effect of the upper surface of compact heap skewed slot simultaneously, when the operating grip half-twist, the pressing plate limited block stops operating rolling disc, this moment, operating grip was parallel with the axis of guide, spacing maximum between this moment every pair of compact heap, four rolling is in minimum point simultaneously, thereby the chip load board is pressed on the test machine motherboard, as Fig. 8 and shown in Figure 9.
Opening the plate course of work is: when chip load board and test machine motherboard were in impaction state, two operating grips were parallel with the axis of guide, and the spacing maximum between the every pair of compact heap is as Fig. 8 and shown in Figure 9.Two operating grips are rotated down simultaneously, and two compact heaps of every cover pressure plate mechanism move to the centre simultaneously, and four rolling is moved up by the pressure effect of the lower surface of compact heap skewed slot simultaneously.When the operating grip half-twist, opening the plate limited block stops operating rolling disc, roller is positioned at the opening part of compact heap skewed slot highest point, the chip load board is lifted, this moment, two operating grips were in the centre position of pressure plate mechanism and vertical with the axis of guide, spacing between the every pair of compact heap is the shortest, comes thereby chip load board and test machine motherboard broken away from, as Figure 6 and Figure 7.
Design concept of the present utility model is: when rolling disc when rotational pin rotates, rolling disc and compact heap are converted into the rectilinear motion of compact heap by the hinged circular motion with rolling disc of connecting rod, simultaneously compact heap two compress the inclined-plane can realize can pressing plate, can open the two-way function of plate again.Open in the process in pressure, the chip load board is directly not stressed, but by roller power is delivered on the load board support, cooperate by three register pins on pilot hole on the load board support and the test machine front panel, make that the chip load board can not be at the in-plane moving parallel with the test machine front panel.Because two covers open press plate mechanism and operate simultaneously, four rolling simultaneously compacted compress or lift, the chip load board all the time with the front panel keeping parallelism, so just guaranteed the parallel grafting of pin of the connector on connector and the test machine motherboard on the load circuit plate with pin hole, can not damage connector.
It is emphasized that; embodiment described in the utility model is illustrative; rather than it is determinate; therefore the utility model is not limited to the embodiment described in the embodiment; the connector between load circuit plate and the test machine motherboard for example; also can use the spring probe module instead and be connected,, belong to the scope that the utility model is protected equally.
Claims (9)
1. the syndeton of chip testing machine host and chip load board, connect and compose by chip load board and chip testing machine host, the chip load board comprises the load circuit plate that install at load board support and middle part thereof, in the rear surface of load circuit plate the load board connector is installed, the chip testing machine host comprises the test machine motherboard that install at test machine front panel and middle part thereof, the test machine connector is installed on the test machine motherboard, it is characterized in that: on the end face of load board back up pad both sides, two rollers are installed respectively, pass through a pair of pressure plate of enclosing cover symmetry installation mechanism of pressure plate mechanism respectively in the both sides of test machine front panel, the structure of this pressure plate mechanism is: the centre position in pressure plate mechanism enclosing cover inboard installs a rotational pin, one rolling disc is installed on rotational pin movingly, an operating grip is installed in the outside on rolling disc, the rolling disc two ends are respectively by hinged two connecting rods of link pin, the other end of two connecting rods is a hinged axis of guide respectively, above the axis of guide, install a top and be shaped on the compact heap that compresses skewed slot, install two orienting lugs at the two ends of pressure plate mechanism enclosing cover inboard, this orienting lug and test machine front panel are solidly installed.
2. the syndeton of chip testing machine host according to claim 1 and chip load board, it is characterized in that: the top and bottom of described load board support are provided with the pilot hole that front and rear surfaces connects, and are equipped with on the test machine front panel and the corresponding register pin of the pilot hole of load board support.
3. the syndeton of chip testing machine host according to claim 2 and chip load board, it is characterized in that: the quantity of described pilot hole and register pin is three, three pilot holes are installed in the top and bottom of load board support, and three register pins are installed in the top and bottom of test machine front panel respectively.
4. the syndeton of chip testing machine host according to claim 1 and chip load board, it is characterized in that: a pressure plate mechanism outer cover is installed in the top by described pressure plate mechanism, be shaped on the housing opening with the corresponding pressure plate of the roller of load board support mechanism on pressure plate mechanism outer cover, operating grip stretches out from the side of pressure plate mechanism outer cover.
5. the syndeton of chip testing machine host according to claim 1 and chip load board is characterized in that: described compact heap skewed slot is made of two 15 ° of parallel inclined-planes.
6. the syndeton of chip testing machine host according to claim 1 and chip load board is characterized in that: described pressure plate mechanism enclosing cover inboard is fixed with the pressing plate limited block that the restriction rolling disc rotates and opens the plate limited block in 90 ° of scopes.
7. the syndeton of chip testing machine host according to claim 6 and chip load board is characterized in that: described pressing plate limited block is fixed with crashproof rubber with opening on the plate limited block surface.
8. the syndeton of chip testing machine host according to claim 1 and chip load board, it is characterized in that: described orienting lug is shaped on tapped through hole, uses screw that pressure plate mechanism enclosing cover, plastics orienting lug and test machine front panel are installed together by this tapped through hole.
9. according to the syndeton of claim 1 or 8 described chip testing machine hosts and chip load board, it is characterized in that: described orienting lug is the plastics orienting lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202339417U CN201773116U (en) | 2010-06-23 | 2010-06-23 | Connection structure of chip tester host machine and chip load board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202339417U CN201773116U (en) | 2010-06-23 | 2010-06-23 | Connection structure of chip tester host machine and chip load board |
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| Publication Number | Publication Date |
|---|---|
| CN201773116U true CN201773116U (en) | 2011-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202339417U Expired - Lifetime CN201773116U (en) | 2010-06-23 | 2010-06-23 | Connection structure of chip tester host machine and chip load board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608366A (en) * | 2012-03-29 | 2012-07-25 | 吴江迈为技术有限公司 | Centering needle-closing device used in solar cell test |
-
2010
- 2010-06-23 CN CN2010202339417U patent/CN201773116U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102608366A (en) * | 2012-03-29 | 2012-07-25 | 吴江迈为技术有限公司 | Centering needle-closing device used in solar cell test |
| CN102608366B (en) * | 2012-03-29 | 2013-10-23 | 吴江迈为技术有限公司 | Centering needle-closing device used in solar cell test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TIANJIN JINNENG YIANTAI TECHNOLOGY CO., LTD. Free format text: FORMER NAME: TIANJIN EMPIRETEST CORPORATION |
|
| CP03 | Change of name, title or address |
Address after: 300384 Huayuan Industrial Zone Tianjin City Road No. 10 Patentee after: Tianjin Jinneng Yiantai Technology Co., Ltd. Address before: 300384 Tianjin City, Nankai District Huayuan Industrial Park Haitai green industry base building M8 3 door 3 Patentee before: Tianjin Empiretest Corporation |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110323 |
|
| CX01 | Expiry of patent term |