CN212321684U

CN212321684U - Crimping tool and check out test set

Info

Publication number: CN212321684U
Application number: CN202022437282.5U
Authority: CN
Inventors: 陈前祎
Original assignee: Wuhan Jingce Electronic Group Co Ltd; Wuhan Jingyitong Electronic Technology Co Ltd
Current assignee: Wuhan Jingce Electronic Group Co Ltd; Wuhan Jingyitong Electronic Technology Co Ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-01-08
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a crimping tool and check out test set, crimping tool are including bearing support plate subassembly, faller subassembly and the crimping power pack that is detected the thing, be equipped with on the faller subassembly with be detected the quantity of connector on the thing and the corresponding needle module subassembly in position, crimping power pack is connected to support plate subassembly and/or faller subassembly, each needle module subassembly is installed to needle module subassembly fixed plate through correcting the regulation pole on, correct the regulation pole with needle module subassembly fixed plate clearance fit. The utility model discloses a crimping tool and check out test set realize the adjustment to needle module and the relative position between the connector that is detected the thing and the angle through the clearance between correction regulation pole and the needle module fixed plate to improve detection efficiency when guaranteeing the crimping success rate.

Description

Crimping tool and check out test set

Technical Field

The utility model relates to an electronic components detects technical field, concretely relates to crimping tool and check out test set.

Background

In electronic component modules such as an integrated circuit board and an FPC flexible circuit board, a probe module is connected with a connector on the probe module in a compression joint mode in a manufacturing process, conduction and functional characteristic detection are carried out, and qualified products are guaranteed.

Because there is great error in connector paster, welding precision on electronic component module such as integrated circuit board, FPC flexible circuit board, when the crimping of probe module, it is difficult to lead in the positioning groove on the probe module with the connector successfully. Therefore, in order to ensure the success rate of crimping, the current commonly used detection scheme is as follows: one jig is pressed on one connector, and then corresponding detection is carried out; or the male and female connectors are directly connected in a buckled mode for detection. Both of these detection methods have certain disadvantages: the first detection mode has low detection efficiency and large detection jig demand; the second detection mode can cause damage to the detected product.

Based on this, need to improve crimping tool and crimping test equipment, improve detection efficiency when guaranteeing the crimping success rate to improve crimping success rate and detection efficiency simultaneously.

Disclosure of Invention

An object of the utility model is to provide a crimping tool and check out test set improves detection efficiency when guaranteeing the crimping success rate.

In order to realize the above-mentioned purpose, the utility model discloses a crimping tool is including bearing support plate subassembly, faller subassembly and the crimping power pack that is detected the thing, be equipped with on the faller subassembly and be detected the quantity of connector on the thing and the corresponding needle mould subassembly in position, crimping power pack is connected to support plate subassembly and/or faller subassembly, each needle mould subassembly is installed to needle mould subassembly fixed plate through correcting the regulation pole on, correct the regulation pole with needle mould subassembly fixed plate clearance fit.

Preferably, the pin die assembly is provided with a positioning groove matched with a connector corresponding to the detected object, and the edge of the positioning groove is provided with a chamfer.

Preferably, the height of the rear straight edge of the positioning groove chamfer is 1/2-4/5 of the height of the corresponding connector.

As a preferred scheme, the value of a unilateral gap H between the straightening adjusting rod and the needle module fixing plate is 0.05-2 mm.

Preferably, the needle plate assembly further comprises a supporting plate assembly, the supporting plate assembly comprises a guide rod, a supporting plate and a linear bearing, the supporting plate is fixedly connected with the needle plate assembly or the supporting plate assembly, the guide rod is fixed along the vertical direction, and the linear bearing penetrates through the guide rod and is fixed on the supporting plate.

Preferably, the carrier plate assembly comprises a carrier plate for positioning the detected object and a positioning guide sleeve arranged on the carrier plate, and the positioning guide sleeve is matched with a positioning pin arranged on the needle module fixing plate in the vertical direction.

Preferably, the crimping power unit is an air cylinder, an electric cylinder or a manual mechanism.

As a preferred scheme, the crimping jig further comprises a safety protection device arranged on one side of the relative crimping stroke of the carrier plate assembly and the needle plate assembly, the safety protection device is connected with the crimping power unit to prevent the crimping power unit from providing crimping power after detecting a foreign object, an effective working area of the safety protection device is larger than the relative crimping stroke of the carrier plate assembly and the needle plate assembly, and the safety protection device is a grating, a photoelectric switch or a sensor.

In order to achieve the above object, the utility model provides a check out test set includes the preceding crimping tool and detection case, the detection case is interior to be put automatically controlled part, the crimping tool sets up with opening relatively on the detection case.

Preferably, the detection box is provided with a control key or a knob, the compression joint jig comprises a compression joint working face, and the compression joint working face is arranged on an upper end opening of the detection box and is connected with one side face of the detection box through a hinge.

The utility model has the advantages that: the crimping jig and the detection equipment of the utility model realize the adjustment of the relative position and angle between the needle module and the connector of the detected object through the gap between the correction adjusting rod and the needle module fixing plate; the positioning groove in butt joint with the connector of the detected object on the pin die assembly is provided with a chamfer, and the chamfer further provides automatic alignment correction, so that the larger deviation of the position of the connector on the detected object can be contained, and the effects of improving the crimping accuracy and the crimping test qualification rate are achieved.

Drawings

Fig. 1 is a schematic perspective view of a detection device according to a preferred embodiment of the present invention;

FIG. 2 is a schematic perspective view of the testing device of FIG. 1 with the protective cover removed;

FIG. 3 is a schematic perspective view of the inspection apparatus of FIG. 1 with the support plate and the grating removed;

fig. 4 is a schematic top view of the carrier assembly and the ic board shown in fig. 3;

FIG. 5 is a schematic perspective view of the needle plate assembly and the needle module assembly of FIG. 3;

FIG. 6 is a schematic axial sectional view of the needle plate assembly, the needle module assembly and the integrated circuit board of FIG. 2 along the length direction of two leveling adjustment rods;

FIG. 7 is a schematic cross-sectional view of the needle plate assembly, the needle module assembly and the integrated circuit board of FIG. 2 along the axial direction of two leveling adjustment rods in the width direction;

FIG. 8 is an enlarged partial view of the needle module securing plate and leveling rod portion of FIG. 7;

FIG. 9 is a force diagram of the pin plate assembly and pin die assembly of FIG. 6;

FIG. 10 is a force diagram of the pin plate assembly and pin die assembly of FIG. 7;

fig. 11 is a schematic perspective view of a detecting device according to another preferred embodiment of the present invention.

The components in the figures are numbered as follows: a detection box 1; a crimping jig 2; the device comprises a crimping working surface 20, a supporting plate 21, a needle plate fixing plate 22, an air cylinder 23, a supporting plate assembly 24 (wherein, a guide rod 241, a supporting plate 242 and a linear bearing 243), a supporting plate assembly 25 (wherein, a supporting plate 251 and a positioning guide sleeve 252), a needle plate assembly 26 (wherein, a needle module fixing plate 261, a positioning pin 262 and a needle module 263; a needle module mounting block 2631, a positioning groove 2632, a correction adjusting rod 2633), a grating 27 and an integrated circuit board 28 (wherein, a substrate 281 and a connector 282); a protective cover 3.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments.

To the problem that exists among the prior art, the utility model provides a crimping tool and check out test set, many connectors crimping detection tool simultaneously has a plurality of independent, have the probe module of automatic correction function, can carry out the crimping to a plurality of connectors simultaneously and detect, neither can reduce the crimping success rate, also can not cause the damage to the connector, has still improved detection efficiency simultaneously, has reduced the detection tool demand, can greatly reduced detection cost.

As shown in fig. 1, the utility model discloses preferred embodiment's check out test set includes detection case 1, crimping tool 2 and safety cover 3, and components and parts such as check out test set's gas circuit, automatically controlled part, control button are all adorned inside detection case 1. The structure setting of crimping part is in crimping tool 2 on detection case 1, and whole crimping tool 2 accessible hinge couples together with detection case 1, and crimping tool 2 can be opened detection case 1 relatively, is convenient for maintain the components and parts of detection case 1 inside. The protective cover 3 is arranged on the crimping jig 2 to wrap the crimping jig 2, and only one opening is reserved on the operation side to facilitate operation, so that accidental injury caused by operation can be prevented. The protective cover 3 is locked on the crimping jig 2 through screws and can be detached, so that the crimping jig 2 is convenient to maintain.

As shown in fig. 2, the pressing jig 2 includes a plurality of parts and components, such as a pressing working surface 20, a support plate 21, a needle plate fixing plate 22, a cylinder 23, a pallet component 24, a carrier component 25, a needle plate component 26, and a grating 27, wherein the pressing working surface 20 is a carrier of each part and component.

The compression joint working face 20 is arranged on the detection box 1 and is connected with one side face of the detection box 1 through a hinge to form a detection box cover capable of opening and closing the upper end opening of the detection box 1. The crimping working face 20 is provided with a support plate 21 on each of the left and right sides, and the support plates 21 are locked on the crimping working face 20. The needle plate fixing plate 22 is fixed on the upper end surfaces of the two support plates 21. The cylinder 23 body part is fixed on the crimping working surface 20, the piston rod of the cylinder 23 is connected with the supporting plate assembly 24, and the supporting plate assembly 24 moves up and down along with the piston rod of the cylinder 23. The carrier plate assembly 25 is locked to the pallet assembly 24. The needle board assembly 26 is locked down on the needle board fixing plate 22 and is fixed. The cylinder 23 is arranged below the carrier plate assembly 25, the carrier plate assembly 25 is locked on the carrier plate assembly 24, and the air cylinder 23 moves upwards to perform crimping action. The gratings 27 stand on the left and right sides (near the two support plates 21) inside the opening of the protective cover 3, and the gratings 27 are fixed to the pressure contact working surface 20. The effective area of the grating 27 is larger than the moving stroke of the piston rod of the cylinder 23, so that the damage of hands extending to the moving area of the cylinder 23 or the damage of a jig caused by foreign matters extending to the moving area of the cylinder 23 when the cylinder 23 moves up and down can be effectively prevented.

Referring to fig. 3, the supporting plate assembly 24 is composed of a guide rod 241, a supporting plate 242 and a linear bearing 243. The guide bar 241 is fixed between the press working face 20 and the needle plate fixing plate 22 in a vertical direction, and the linear bearing 243 passes through the guide bar 241 and is fixed to the support plate 242 so that the support plate 242 can move up and down along the guide bar 241 by the linear bearing 243. The linear bearing 243 ensures that the supporting plate 242 keeps horizontal in the up-and-down movement process, and the phenomenon of jamming does not occur in the movement process.

Referring to fig. 4, the carrier plate assembly 25 includes a carrier plate 251 and a positioning guide sleeve 252; the carrier 251 is used for placing and positioning the tested ic board 28. A plurality of connectors 282 are patch or soldered to the substrate 281 of the integrated circuit board 28.

Referring to fig. 5, pin plate assembly 26 includes a pin die assembly securing plate 261, a positioning pin 262, and a plurality of pin die assemblies 263. The positioning pins 262 and the plurality of pin die assemblies 263 are fixed to the pin die assembly fixing plate 261. The positioning pin 262 is matched with the positioning guide sleeve 252 of the carrier plate assembly 25, and when the carrier plate assembly 25 moves upwards and is in pressure joint, the carrier plate assembly 25 and the needle plate assembly 26 are positioned with the positioning guide sleeve 252 through the positioning pin 262; the plurality of pin die assemblies 263 correspond one-to-one to the plurality of connectors 282 on the integrated circuit board 28.

Referring to fig. 6 and 7, a plurality of leveling rods 2633 pass through the needle module fixing plate 261 to be locked with the needle module 263, so that the needle module 263 is connected with the needle module fixing plate 261, and the needle module 263 with the leveling rods 2633 can move up and down along the through holes of the leveling rods 2633 on the needle module fixing plate 261.

The integrated circuit board 28 moves upward along with the carrier board assembly 25, performing a crimping action. In the press-fit state, the connector 282 on the ic board 28 is just located in the positioning groove 2632 on the probe module 29.

As shown in fig. 8, the upper straight rod part of the leveling rod 2633 is in a single-side gap H with the through hole of the needle module fixing plate 261.

As shown in fig. 9 and 10, a single-side gap H exists between the upper straight rod portion of the leveling adjusting rod 2633 and the through hole of the needle module fixing plate 261, and the needle module 263 can move up and down, so that when the needle module 263 is subjected to forces in various directions, the needle module 263 with the leveling adjusting rod 2633 can generate adjustment in multiple dimensions of X-direction (length direction) movement, Y-direction (width direction) movement, rotation around Z-direction, left-right inclination, and front-back inclination.

On the integrated circuit board 28, when the plurality of connectors 282 are fixed to the substrate 281 by means of a patch or soldering, deviations (positional deviations in the X direction and the Y direction, and/or angular deviations due to rotation, etc.) may occur, the positioning groove 2632 on the pin module 263 guides the corresponding connector 282 into the guiding range of the positioning groove 2632 by means of the chamfer thereon when the press-fit is performed, and when the press-fit is continued, the relative position between the pin module 263 and the corresponding connector 282 is continuously corrected by the tilting movement of the pin module 263 relative to the pin module fixing plate 261 in the multi-dimensional direction until the press-fit is completed.

The straightening ability of pin die assembly 263 is determined by the size of the chamfer on positioning groove 2632 on pin die assembly 263 and the single-sided clearance H between the straight rod portion on straightening adjusting rod 2633 and the through hole on pin die assembly fixing plate 261. In the illustrated embodiment, the value of the unilateral gap H between the upper straight rod portion of the leveling rod 2633 and the through hole of the needle module fixing plate 261 is 0.05mm to 2 mm.

The size of the chamfer on the positioning groove 2632 of the pin die assembly 263 is determined according to the height of the corresponding connector 282, and the height of the chamfered rear edge of the positioning groove 2632 is 1/2-4/5 which is the height of the connector 282.

It should be noted that the number of the leveling adjustment rods 2633 of the needle module 263 is not limited to 4 in the illustrated embodiment, and can be selected from a range of 2 to 6.

It should be noted that the integrated circuit board 28 is only an application case described as a case, and the object to be tested may be an integrated circuit board or an FPC flexible circuit board, etc., on which a plurality of connectors are provided, and the number of the connectors is 2 to 20; the tested object can also be a plurality of integrated circuit boards or FPC flexible circuit boards, the number of the integrated circuit boards or FPC flexible circuit boards tested under the condition can be 2-50, and the number of the plurality of connectors on each integrated circuit board or FPC flexible circuit board can be 1-15.

Please refer to fig. 11, which is a schematic structural diagram of a detecting apparatus according to another preferred embodiment of the present invention. Unlike the first preferred embodiment, the carrier plate assembly 25 is stationary, the air cylinder 23 is disposed above the carrier plate assembly 25, and the needle plate assembly 26 is fixed to the pallet assembly 24 and is pressed with the downward movement of the air cylinder 23.

In addition, the number of the guide rods 241 and the linear bearings 243 used on the supporting plate assembly 24 can be 4 or 2, and can be selected according to the size and the layout of the product to be measured.

In the above embodiment, the power unit during crimping is provided by one air cylinder 23, and the amount of the air cylinder can be selected according to the size and layout of the product to be measured. If two air cylinders 23 are used, the air cylinders 23 can be respectively disposed on the left and right sides of the pallet assembly 24 to perform upward and downward pressing operations. In addition, the crimping power unit may also use an electric cylinder, a manual mechanism, or the like.

In the above embodiment, the safety protection device connected to the crimping power unit is a light grating, and a photoelectric switch, a sensor, etc. may also be used, as long as the safety protection device can stop the crimping power unit from providing the crimping power when detecting that a foreign object is about to enter into the relative crimping stroke of the carrier plate assembly 25 and the needle plate assembly 26.

In summary, the crimping jig and the detection device of the utility model adjust the relative position and angle between the needle module and the connector of the detected object through the gap between the correcting and adjusting rod and the needle module fixing plate; the positioning groove in butt joint with the connector of the detected object on the pin die assembly is provided with a chamfer, and the chamfer further provides automatic alignment correction, so that the larger deviation of the position of the connector on the detected object can be contained, and the effects of improving the crimping accuracy and the crimping test qualification rate are achieved.

The above-mentioned embodiments of the present invention only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not limited thereto. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a crimping tool which characterized in that: the device comprises a carrier plate assembly (25) for bearing a detected object, a needle plate assembly (26) and a crimping power unit, wherein the needle plate assembly (26) is provided with needle mold assemblies (263) corresponding to the number and the positions of connectors (282) on the detected object, the crimping power unit is connected to the carrier plate assembly (25) and/or the needle plate assembly (26), each needle mold assembly (263) is installed on a needle mold assembly fixing plate (261) through a correction adjusting rod (2633), and the correction adjusting rod (2633) is in clearance fit with the needle mold assembly fixing plate (261).

2. A crimping jig according to claim 1, characterized in that: the needle module (263) has a positioning groove (2632) which is matched with a corresponding connector (282) of the detected object, and the edge of the positioning groove (2632) is provided with a chamfer.

3. A crimping jig according to claim 2, characterized in that: the height of the chamfered rear straight edge of the positioning groove (2632) is 1/2-4/5 of the height of the corresponding connector (282).

4. A crimping jig according to claim 2, characterized in that: the unilateral clearance H between the rectification adjusting rod (2633) and the needle module fixing plate (261) is 0.05-2 mm.

5. A crimping jig according to claim 1, characterized in that: the needle plate assembly and the needle plate assembly are characterized by further comprising a supporting plate assembly (24), wherein the supporting plate assembly (24) comprises a guide rod (241), a supporting plate (242) and a linear bearing (243), the supporting plate (242) is fixedly connected with the needle plate assembly (26) or the supporting plate assembly (25), the guide rod (241) is fixed in the vertical direction, and the linear bearing (243) penetrates through the guide rod (241) and is fixed on the supporting plate (242).

6. A crimping jig according to claim 1, characterized in that: the carrier plate assembly (25) comprises a carrier plate (251) for positioning an object to be detected and a positioning guide sleeve (252) arranged on the carrier plate (251), wherein the positioning guide sleeve (252) is matched with a positioning pin (262) arranged on the needle module fixing plate (261) in the vertical direction.

7. A crimping jig according to claim 1, characterized in that: the crimping power unit is a cylinder (23), an electric cylinder or a manual mechanism.

8. A crimping jig according to claim 1, characterized in that: crimping tool is further including setting up support plate subassembly (25) with the safety device of the relative crimping stroke one side of faller subassembly (26), safety device with crimping power unit connects in order to stop after detecting the foreign object crimping power unit provides crimping power, safety device's effective work area is greater than support plate subassembly (25) with the relative crimping stroke of faller subassembly (26), safety device is grating (27), photoelectric switch or sensor.

9. A detection apparatus, characterized by: comprising a crimping jig according to any one of claims 1 to 8 and a detection box (1), an electric control part being housed in the detection box (1), the crimping jig (2) being provided on the detection box (1) so as to be relatively opened and closed.

10. The inspection apparatus of claim 9, wherein: the detection box is characterized in that a control key or a knob is arranged on the detection box (1), the crimping jig (2) comprises a crimping working face (20), and the crimping working face (20) is arranged on an upper end opening of the detection box (1) and is connected with one side face of the detection box (1) through a hinge.