CN103760386A - Universal clamp device for circuit testing - Google Patents
Universal clamp device for circuit testing Download PDFInfo
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- CN103760386A CN103760386A CN201410004904.1A CN201410004904A CN103760386A CN 103760386 A CN103760386 A CN 103760386A CN 201410004904 A CN201410004904 A CN 201410004904A CN 103760386 A CN103760386 A CN 103760386A
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- horizontal
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- movement plate
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Abstract
A universal clamp device for circuit testing comprises a clamp shell body part, a horizontal movable plate part, a horizontal needle bed part and a vertical needle bed part in an assembling mode. The horizontal movable plate part is connected with a horizontal plate of the clamp shell body part through a lower fixing block and a supporting rod. The horizontal needle bed part is placed below the horizontal movable plate part and is fixedly connected. The vertical needle bed part is placed on a vertical plate of the shell body part. The universal clamp device is suitable for mounting and testing of box-type circuit elements, by connecting of different conditioning circuits, various circuits can be tested, and the key problem of circuit element clamping and fault locating in circuit testing is solved. The clamp device is simple, small and exquisite in structure and is suitable for engineering practice.
Description
Technical field
The present invention relates to a kind of universal fixturing device for circuit test, refer in particular to the grip device for box circuit elements device, can carry out installation testing for polytype circuit, the circuit elements device that belongs to circuit test is installed and fault diagnosis field.
Background technology
When carrying out circuit test and fault diagnosis, being installed and the accurate location of circuit always be to a key issue of circuit-under-test components and parts.For this problem, be all to concrete test components and parts design specialized jig conventionally or artificial participate in being installed etc.Like this, not only versatility is not strong, waste equipment; Meanwhile, do not meet the demand of test automation yet.Based on such background, the present invention studies a kind of universal fixturing device of needle bed-type, and research is launched in the location that is installed of test circuit components and parts.
Summary of the invention
The object of the present invention is to provide a kind of universal fixturing device for circuit test, with solving, circuit device element in circuit test is installed and the key issue of localization of fault.
The present invention is a kind of universal fixturing device for circuit test, whole fixture is formed by fixture housing parts, horizontal anomalous movement plate member, horizontal needle-bar parts, vertical needle-bar assembling parts, and the position annexation between them is: this horizontal anomalous movement plate member is connected with the transverse slat of fixture housing parts by lower fixed block, support bar; These horizontal needle-bar parts are positioned at horizontal anomalous movement plate member below and are connected; These vertical needle-bar parts are positioned on the riser of housing parts.
Concrete technical scheme can be described below:
Described fixture housing parts is as the support of whole grip device and lay parts, is main body framework of the present invention, L-shaped, two installed surfaces of horizontal and vertical, consists of, and horizontal mounting surface is that the top of transverse slat is step-like, and bottom arranges groove and rectangular opening; Horizontal anomalous movement plate member is installed on it, and horizontal needle-bar parts are arranged on the horizontal anomalous movement plate of horizontal anomalous movement plate member; Vertical mounting surface is that riser is installed vertical needle-bar by vertical fixed head, its upper end is by the fixing fool proof fixture block of recessed hex bolts, the window that three rectangular openings stretch out as test probe is set before it, and fixed vertical fixed head is installed by recessed hex bolts in its back side.
Described horizontal anomalous movement plate member, comprises horizontal anomalous movement plate, upper fixed block, assembling bolt, lower fixed block, supports cylinder, cylinder mounting plate, Level handle, handle contiguous block, spring, support bar; Position annexation between them is: upper fixed block is connected with horizontal anomalous movement plate and is connected with lower fixed block by assembling bolt, between upper fixed block and lower fixed block, by assembling bolt, forms revolute pair; One end of supporting cylinder is connected with lower fixed block, and the other end is connected on horizontal anomalous movement plate by cylinder mounting plate, horizontal anomalous movement plate is formed and is supported, thereby horizontal anomalous movement plate can be rotated around assembling bolt.Horizontal anomalous movement plate right-hand member is by recessed the affixed handle contiguous block of hexagon socket head cap screw, and handle is bolted on handle contiguous block, by spring, the two is connected into limber hook up; Support bar is fixed on horizontal anomalous movement plate right-hand member by round head screw, plays a supportive role; Handle is by catching on the shank on fixture housing, then coordinates the supporting role of support bar, and horizontal anomalous movement plate can be maintained static when test.This horizontal anomalous movement plate is rectangular slab materials and parts; On this, fixed block is trapezoidal shape part; This assembling bolt is commercial; This lower fixed block is rectangular-shaped; This support cylinder is commercial; This cylinder mounting plate is perforated plate materials and parts; This Level handle is commercial; This handle contiguous block is rectangular-shaped piece; This spring is commercial; This support bar is cylinder rod-like element.
Described horizontal needle-bar parts, comprise horizontal needle-bar, test probe, standby syringe, sliding positioning sleeve, slip backstay, needle-bar handle, web member, spring, horizontal checkout lever lock and needle-bar connecting link; Position annexation between them is: horizontal needle-bar, in the face of test circuit one side is equipped with test probe, also has multiple standby syringes simultaneously, makes this grip device can use multiple circuit test, has more versatility; Four jiaos of horizontal needle-bars are provided with four slip backstays, by coordinating with the installation that is arranged on the sliding positioning sleeve on horizontal anomalous movement plate, can be parallel to the motion of horizontal anomalous movement plate; The affixed horizontal needle-bar in needle-bar connecting link lower end, entirety coordinates with the mounting nuts being arranged on horizontal anomalous movement plate, and upper end is connected with needle-bar handle by rivet; Needle-bar handle is connected with the web member being arranged on mounting nuts by rivet, thereby forms wheelwork, and by left-right rotation, the horizontal needle-bar of drive moves up and down; Between horizontal needle-bar and horizontal anomalous movement plate, be aided with again four springs, for the horizontal needle-bar of depressing provides return force; Horizontal needle-bar right-hand member connects horizontal checkout lever lock by flat head screw, and this lever lock withstands on Level handle when needle-bar is depressed, and prevents that in test process, Level handle is opened, and plays the effect of locking protection.This horizontal needle-bar is rectangular slab materials and parts; This test probe is cylinder needle-like piece; This standby syringe is cylinder needle-like piece; This sliding positioning sleeve is circular; Cylindric of this slip backstay; This needle-bar handle is curved cylindric with the level; This web member is I-shaped shape part; This spring is commercial; This horizontal checkout lever lock is cylinder rod-like element; This needle-bar connecting link is cylinder rod-like element.
Described vertical needle-bar parts, comprise vertical needle-bar, test probe, standby syringe, sliding positioning sleeve, slip backstay, needle-bar handle, web member, spring and needle-bar connecting link; By the installation parts identical with horizontal needle-bar, be arranged on vertical fixed head, on the vertical mounting surface of fixture housing, output three rectangular openings, the window that during as test, vertical needle-bar probe stretches out.
Several widgets assisting as test installation is also installed on fixture housing.First the fool proof fixture block of L shaped shape is installed by recessed hexagon socket head cap screw on the vertical mounting surface upper left quarter of fixture housing, with the fool proof pin mating reaction that is arranged on right lower quadrant, fixing circuit-under-test element is installed; Then on the horizontal mounting surface of fixture housing, be also provided with columned register pin, for the location of horizontal circuit-under-test; Finally at the left end of horizontal mounting surface, rectangle interface is installed, outwards exports image data.
The design that it should be noted that fool-proof mechanism on whole grip device and horizontal checkout lever lock is the present invention except the important auxiliary equipment realizing the mechanism of basic function.
The present invention is a kind of universal fixturing device for circuit test, and its advantage and effect are: by the utilization to needle-bar method of testing, set up a kind of grip device of versatility, design various being installed cleverly and safeguard measure, complete the test to circuit; By connecting different modulate circuits, can test polytype circuit.This grip device is simple in structure small and exquisite, is applicable to engineering reality.
Accompanying drawing explanation
Figure 1 shows that the front view of apparatus of the present invention
Figure 2 shows that the vertical view of apparatus of the present invention
Figure 3 shows that the left view of apparatus of the present invention
Figure 4 shows that the axis side view that waits of apparatus of the present invention
In figure, concrete label is as follows:
1, fixture housing 2, vertical needle-bar 3, fool proof fixture block 4, recessed hex bolts
5, horizontal anomalous movement plate 6, upper fixed block 7, assembling bolt 8, lower fixed block
9, support cylinder 10, register pin 11, sliding positioning sleeve 12, slip backstay
13, horizontal needle-bar 14, test probe 15, standby syringe 16, cylinder mounting plate
17, mounting nuts 18, rivet 19, web member 20, rivet
21, needle-bar handle 22, spring 23, flat head screw 24, horizontal checkout lever lock
25, support bar 26, bolt 27, Level handle 28, handle contiguous block
29, spring 30 needle-bar connecting links 31, recessed hex bolts 32, round head screw
33, fool proof pin 34, vertical fixed head 35, rectangle interface.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is further described.
The present invention is a kind of universal fixturing device for circuit test, and the fault that is applicable to outer shape and is box circuit elements device detects and location, and by connecting different modulate circuits, can test for polytype circuit.
The present invention is a kind of universal fixturing device for circuit test, referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4: this grip device is formed by fixture housing parts, horizontal anomalous movement plate member, horizontal needle-bar parts, vertical needle-bar assembling parts, and the position annexation between them is: this horizontal anomalous movement plate member is connected with the transverse slat of fixture housing parts by lower fixed block, support bar; These horizontal needle-bar parts are positioned at horizontal anomalous movement plate member below and are connected; These vertical needle-bar parts are positioned on the riser of housing parts.
This fixture housing 1 consists of two installed surfaces of horizontal and vertical, and horizontal anomalous movement plate 5 is installed on horizontal mounting surface, and horizontal needle-bar 13 is arranged on horizontal anomalous movement plate 5; Vertical mounting surface is installed vertical needle-bar 2 by vertical fixed head 34.
Upper fixed block 6 is affixed by recessed hex bolts 31 and horizontal anomalous movement plate 5 left ends, and lower fixed block 8 is affixed with the horizontal mounting surface left end of fixture housing 1 by recessed hex bolts 31, between upper fixed block 6 and lower fixed block 8, by assembling bolt 7, forms revolute pair; Adapted supports cylinder 9 one end and is connected on lower fixed block 8, and the other end is connected on horizontal anomalous movement plate 5 by cylinder mounting plate 16.Horizontal anomalous movement plate 5 right-hand members are by recessed the affixed handle contiguous block 28 of hex bolts 31, and Level handle 27 is connected on handle contiguous block 28 by bolt 26, by spring 29, the two is connected into limber hook up; Support bar 25 is fixed on horizontal anomalous movement plate 5 right-hand members by round head screw 32.
Horizontal needle-bar 13 is rectangular slab materials and parts, in the face of test circuit one side is equipped with test probe 14, is also provided with multiple standby syringes 15 simultaneously; 13 4 jiaos of horizontal needle-bars are provided with four slip backstays 12, by be arranged on sliding positioning sleeve 11 on horizontal anomalous movement plate 5 and install and coordinate; The needle-bar connecting link 30 affixed horizontal needle-bars 13 in lower end, entirety coordinates with the mounting nuts 17 being arranged on horizontal anomalous movement plate 5, and upper end is connected with needle-bar handle 21 by rivet 20; Needle-bar handle 21 is connected with the web member 19 being arranged on mounting nuts by rivet 18, forms wheelwork, and by left-right rotation, the horizontal needle-bar 13 of drive moves up and down; Between horizontal needle-bar 13 and horizontal anomalous movement plate 5, be aided with again four springs 22, for the horizontal needle-bar 13 of depressing provides return force; Horizontal needle-bar 13 right-hand members connect horizontal checkout lever lock 24 by flat head screw 23, and this bar withstands on Level handle 27 when needle-bar is depressed, and prevent that in test process, Level handle 27 is opened, and play the effect of locking protection.
Vertical needle-bar 2 is arranged on vertical fixed head 34 by the installation parts identical with horizontal needle-bar 13, outputs three rectangular openings on the vertical mounting surface of fixture housing 1, the window that during as test, vertical needle-bar 2 probes stretch out.
Except main test needle-bar, several widgets assisting as test installation is also installed on fixture housing 1.First on the vertical mounting surface upper left quarter of fixture housing 1, by recessed hex bolts 4, fool proof fixture block 3 is installed, with fool proof pin 33 mating reactions that are arranged on right lower quadrant, fixing circuit-under-test element is installed; Then on horizontal installing plate, also has register pin 10, for the location of horizontal circuit-under-test; The left end of the last horizontal mounting surface at fixture housing 1 is provided with rectangle interface 35, outwards exports image data.
The course of work of apparatus of the present invention is described as follows:
The first step: preliminary work, gauging fixture unit state, is all positioned over retracted state by horizontal needle-bar 13 with vertical needle-bar 2; Second step: horizontal anomalous movement plate 5 and the fool-proof mechanism of opening grip device are fool proof pin 33, and the groove on fixture housing 1 is installed to circuit-under-test components and parts on grip device, until 33 repositions of fool proof pin are pinned; The 3rd step: launch the horizontal circuit-under-test plate of circuit-under-test components and parts, it is reasonably installed in the register pin 10 on the horizontal mounting surface of fixture housing 1; The 4th step: horizontal anomalous movement plate 5 is put down and use Level handle 27 to catch on the shank on fixture housing 1, rotation needle-bar handle 21, horizontal needle-bar 13 is pressed in tested horizontal circuit boards, and test probe 14 touches circuit, and in this process, Level handle 27 is locked naturally; The 5th step: directly rotate needle-bar handle 21, depress vertical needle-bar 2, make test probe 14 touch vertical circuit-under-test plate; The 6th step: rectangle interface 35 is connected to data collecting card, and is connected with industrial computer and carries out fault detect and location.
Claims (1)
1. the universal fixturing device for circuit test, it is characterized in that: it is formed by fixture housing parts, horizontal anomalous movement plate member, horizontal needle-bar parts and vertical needle-bar assembling parts, this horizontal anomalous movement plate member is connected with the transverse slat of fixture housing parts by lower fixed block, support bar; These horizontal needle-bar parts are positioned at horizontal anomalous movement plate member below and are connected; These vertical needle-bar parts are positioned on the riser of housing parts;
Described fixture housing parts is as the support of whole grip device and lay parts, is L-shaped main body framework, two installed surfaces of horizontal and vertical, consists of, and horizontal mounting surface is that the top of transverse slat is step-like, and bottom arranges groove and rectangular opening; Horizontal anomalous movement plate member is installed on it, and horizontal needle-bar parts are arranged on the horizontal anomalous movement plate of horizontal anomalous movement plate member; Vertical mounting surface is that riser is installed vertical needle-bar by vertical fixed head, its upper end is by the fixing fool proof fixture block of recessed hex bolts, the window that three rectangular openings stretch out as test probe is set before it, and fixed vertical fixed head is installed by recessed hex bolts in its back side;
Described horizontal anomalous movement plate member, comprises horizontal anomalous movement plate, upper fixed block, assembling bolt, lower fixed block, supports cylinder, cylinder mounting plate, Level handle, handle contiguous block, spring and support bar; Upper fixed block is connected with horizontal anomalous movement plate and is connected with lower fixed block by assembling bolt, between upper fixed block and lower fixed block, by assembling bolt, forms revolute pair; One end of supporting cylinder is connected with lower fixed block, and the other end is connected on horizontal anomalous movement plate by cylinder mounting plate, horizontal anomalous movement plate is formed and is supported, thereby horizontal anomalous movement plate can be rotated around assembling bolt; Horizontal anomalous movement plate right-hand member is by recessed the affixed handle contiguous block of hexagon socket head cap screw, and handle is bolted on handle contiguous block, by spring, the two is connected into limber hook up; Support bar is fixed on horizontal anomalous movement plate right-hand member by round head screw, plays a supportive role; Handle is by catching on the shank on fixture housing, then coordinates the supporting role of support bar, and horizontal anomalous movement plate can be maintained static when test; This horizontal anomalous movement plate is rectangular slab materials and parts; On this, fixed block is trapezoidal shape part; This lower fixed block is rectangular-shaped; This cylinder mounting plate is perforated plate materials and parts; This handle contiguous block is rectangular-shaped piece; This support bar is cylinder rod-like element;
Described horizontal needle-bar parts, comprise horizontal needle-bar, test probe, standby syringe, sliding positioning sleeve, slip backstay, needle-bar handle, web member, spring, horizontal checkout lever lock and needle-bar connecting link; Horizontal needle-bar, in the face of test circuit one side is equipped with test probe, also has a plurality of standby syringes simultaneously, makes this grip device be suitable for multiple circuit test, has more versatility; Four jiaos of horizontal needle-bars are provided with four slip backstays, by coordinating with the installation that is arranged on the sliding positioning sleeve on horizontal anomalous movement plate, can be parallel to the motion of horizontal anomalous movement plate; The affixed horizontal needle-bar in needle-bar connecting link lower end, entirety coordinates with the mounting nuts being arranged on horizontal anomalous movement plate, and upper end is connected with needle-bar handle by rivet; Needle-bar handle is connected with the web member being arranged on mounting nuts by rivet, thereby forms wheelwork, and by left-right rotation, the horizontal needle-bar of drive moves up and down; Between horizontal needle-bar and horizontal anomalous movement plate, be aided with again four springs, for the horizontal needle-bar of depressing provides return force; Horizontal needle-bar right-hand member connects horizontal checkout lever lock by flat head screw, and this lever lock withstands on Level handle when needle-bar is depressed, and prevents that in test process, Level handle is opened, and plays the effect of locking protection; This horizontal needle-bar is rectangular slab materials and parts; This test probe is cylinder needle-like piece; This standby syringe is cylinder needle-like piece; This sliding positioning sleeve is circular; Cylindric of this slip backstay; This needle-bar handle is curved cylindric with the level; This web member is I-shaped shape part; This horizontal checkout lever lock is cylinder rod-like element; This needle-bar connecting link is cylinder rod-like element;
Described vertical needle-bar parts, comprise vertical needle-bar, test probe, standby syringe, sliding positioning sleeve, slip backstay, needle-bar handle, web member, spring and needle-bar connecting link; By the installation parts identical with horizontal needle-bar, be arranged on vertical fixed head, on the vertical mounting surface of fixture housing, output three rectangular openings, the window that during as test, vertical needle-bar probe stretches out;
Several widgets assisting as test installation is also installed on fixture housing, the fool proof fixture block of L shaped shape is installed by recessed hexagon socket head cap screw on the vertical mounting surface upper left quarter of fixture housing, with the fool proof pin mating reaction that is arranged on right lower quadrant, fixing circuit-under-test element is installed; On the horizontal mounting surface of fixture housing, be provided with columned register pin, for the location of horizontal circuit-under-test; At the left end of horizontal mounting surface, rectangle interface is installed, outwards exports image data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410004904.1A CN103760386B (en) | 2014-01-06 | 2014-01-06 | A kind of Universal clamp device for circuit test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410004904.1A CN103760386B (en) | 2014-01-06 | 2014-01-06 | A kind of Universal clamp device for circuit test |
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| Publication Number | Publication Date |
|---|---|
| CN103760386A true CN103760386A (en) | 2014-04-30 |
| CN103760386B CN103760386B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410004904.1A Active CN103760386B (en) | 2014-01-06 | 2014-01-06 | A kind of Universal clamp device for circuit test |
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| CN (1) | CN103760386B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256021A (en) * | 2018-11-27 | 2019-01-22 | 山东劳动职业技术学院（山东劳动技师学院） | A kind of electrical automation teaching simulating device |
| CN114675167A (en) * | 2022-05-26 | 2022-06-28 | 南京宏泰半导体科技有限公司 | PCBA needle bed testing machine and testing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4801234A (en) * | 1987-05-15 | 1989-01-31 | Daymarc Corporation | Vacuum pick and place mechanism for integrated circuit test handler |
| US20050162152A1 (en) * | 2004-01-26 | 2005-07-28 | Yates Alan G. | Test socket |
| CN200962120Y (en) * | 2006-10-16 | 2007-10-17 | 宏连国际科技股份有限公司 | Test instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256021A (en) * | 2018-11-27 | 2019-01-22 | 山东劳动职业技术学院（山东劳动技师学院） | A kind of electrical automation teaching simulating device |
| CN114675167A (en) * | 2022-05-26 | 2022-06-28 | 南京宏泰半导体科技有限公司 | PCBA needle bed testing machine and testing method |
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| Publication number | Publication date |
|---|---|
| CN103760386B (en) | 2016-08-17 |
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