CN210923789U - Probe needle cover sleeving tool - Google Patents
Probe needle cover sleeving tool Download PDFInfo
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- CN210923789U CN210923789U CN201921597038.6U CN201921597038U CN210923789U CN 210923789 U CN210923789 U CN 210923789U CN 201921597038 U CN201921597038 U CN 201921597038U CN 210923789 U CN210923789 U CN 210923789U
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- 239000000523 sample Substances 0.000 title claims abstract description 106
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010009 beating Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000012360 testing method Methods 0.000 description 36
- 238000004080 punching Methods 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a probe needle sleeve sleeving tool, which comprises a main body, a positioning piece and a fixing piece, wherein the main body is used for fixing a single positioning piece; the probe needle sleeve comprises a plurality of positioning pieces and a plurality of positioning pieces, wherein each positioning piece is provided with a first cavity for accommodating the probe needle sleeve to extend into, and the depth of each first cavity is different; the main body and the single positioning piece form a detachable connection. Compared with the prior art, the utility model provides a probe needle cover sleeve beating tool can beat out the probe needle cover of not co-altitude requirement to the probe needle cover height that beats out is unified, stable. Because the threads on the main body are removed, the contact area between the fastening screw and the main body is enlarged, and the connection between the positioning piece and the main body is more stable and is not easy to loosen; and in the process of knocking the tool, the stressed parts are the annular top surface of the first column and the annular bottom surface of the positioning part, and the fastening screw and the main body cannot be damaged due to knocking, so that the positioning piece and the main body are stably connected, firm and durable.
Description
Technical Field
The utility model belongs to the technical field of the circuit board detects, concretely relates to probe needle cover beats set instrument.
Background
In the circuit board detection industry, a test probe (also called a spring probe) and a test probe needle sleeve are common materials and are used for connecting a circuit board and test equipment, a standard test probe has two specifications according to a stroke, namely a high needle (long working stroke 9.3mm) and a low needle (standard working stroke 4.3mm), and the test probe needle sleeve has a uniform specification and is suitable for the high needle and the low needle; conventional circuit board detection means are ICT (circuit) test and FCT (function) test, corresponding carriers are called ICT jig and FCT jig, mature IFCT test is provided in the industry at present, the ICT and the FCT are integrated together, and two tests are realized on one test jig, so that the purposes of reducing test posts and improving test efficiency are achieved.
Compared with an ICT or FCT jig, the IFCT jig is more complex in structure, because the ICT is a weak current test and the FCT is a strong current test, two test means are realized on one jig, the ICT is tested in a segmented mode, and then the FCT is tested; therefore, the IFCT jig needs different mounting heights for testing probes, the ICT test is one height, the FCT test is one height, and the sectional test is realized by adopting the height difference of the test probes; the difference in height of the test probe is realized by using two methods together in the industry at present. 1. And 2, adopting high and low test probes (test probes with inconsistent strokes) and setting the probe sleeve mounting height (the height remained on the surface of the needle bed is inconsistent).
The testing needle bed is reserved with a probe needle sleeve hole, the hole diameter is tightly matched with the diameter of the probe needle sleeve, the probe needle sleeve needs to be driven into the needle bed hole in a knocking mode, and a tool, namely a sleeve driver, needs to be used for knocking the probe needle sleeve. The tool is not provided with a standard part on the market, and is roughly divided into two types according to the structure, wherein one type is a fixed sleeving device, the height of the fixed sleeving device cannot be adjusted, and the height of a probe needle sleeve cannot be accurately controlled during use; the other type is an adjustable sleeve beating device, the height of the sleeve beating device can be adjusted by rotating the positioning piece, then the fastening screw is screwed, the relative position of the positioning piece and the main body is fixed by extruding the main body thread, due to the structural characteristics, the stress point of the fastening screw is on the main body thread, in the actual use process, the sleeve beating device needs to be beaten by frequent force, the main body thread is easy to damage, the fastening screw cannot be effectively fixed for a long time, the fastening screw is easy to loosen, and the sleeve beating device is poor in stability and cannot be effectively used for a long time.
SUMMERY OF THE UTILITY MODEL
To the not enough among the above-mentioned prior art, the utility model aims to provide a probe needle cover beats a set instrument can effectively solve the current problem of beating the probe needle cover that the cover ware can't be accurate, beat out not co-altitude requirement steadily.
The utility model provides a pair of probe needle cover sleeving tool, include
A body for holding a single positioning member; and
the probe needle positioning device comprises a plurality of positioning pieces, a probe needle sleeve and a probe needle, wherein each positioning piece is provided with a first cavity for accommodating the probe needle sleeve to extend into, and the depth of each first cavity is different;
the main body and the single positioning piece form a detachable connection.
Preferably, the positioning element comprises a fixing part, a connecting part and a positioning part which are connected in sequence, the fixing part and the positioning part are both columnar structures, and the connecting part is a circular truncated cone-shaped structure; the two ends of the connecting part are respectively connected with the positioning part and the fixing part.
Preferably, the fixing portion is provided with a second cavity extending along the axial direction of the fixing portion and a threaded hole extending along the radial direction of the fixing portion, the threaded hole is communicated with the second cavity, and the positioning piece and the main body are detachably connected through a fastening screw arranged in the threaded hole.
Preferably, the screw holes and the fastening screws are provided in plurality, and the screw holes are arranged at equal intervals in the circumferential direction of the fixing portion.
Preferably, the first cavity is communicated with the second cavity, and the axes of the positioning element, the first cavity and the second cavity are overlapped.
Preferably, the main body includes at least a first column, a second column and a third column connected in sequence, and diameters of the first column, the second column and the third column are reduced in sequence.
Preferably, the second column is inserted into the second cavity, and the positioning element is fixed relative to the main body by pressing the second column through a fixing screw.
Preferably, the third column is inserted into the first cavity, and the diameter of the third column is larger than the inner diameter of the probe needle sleeve.
Preferably, the main body further comprises a fourth column connected with the third column, the fourth column forms a clearance fit with the first cavity, and the diameter of the fourth column is smaller than the inner diameter of the probe needle sleeve.
Preferably, the probe needle guard may be disposed in a gap between the fourth post and the first cavity.
Compared with the prior art, the utility model provides a probe needle cover kit of beating instrument is through setting up a plurality of detachable setting elements to the degree of depth of the first cavity of every setting element is different, uses the probe needle cover that this instrument can knock out not co-altitude requirement, and the probe needle cover height unified, the stability of knocking out. Because the threads on the main body are removed, the contact area between the fastening screw and the main body is enlarged, and the connection between the positioning piece and the main body is more stable and is not easy to loosen; in addition, because the annular top surface of the first column is tightly attached to the annular bottom surface of the positioning part, in the process of knocking the tool, the stress part is expanded into two stress surfaces from the stress point of the fastening screw in the prior art, which is in contact with the thread of the main body, namely the annular top surface of the first column and the annular bottom surface of the positioning part, and the fastening screw and the main body cannot be damaged due to knocking, so that the positioning piece and the main body are stably connected, and are firm and durable; thereby effectively solved among the prior art main part screw thread very easy damage, setting element and main part relative position can't effectively be fixed, and be difficult to become flexible easily, lead to this to beat set ware poor stability, the unable problem of effectively using for a long time.
The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.
Drawings
The invention will be described in more detail hereinafter on the basis of non-limiting examples only and with reference to the accompanying drawings. Wherein:
fig. 1 is an exploded view of a probe needle covering kit according to an embodiment of the present invention;
fig. 2 is a perspective view of a probe needle sheath sleeving tool assembled according to an embodiment of the present invention;
fig. 3 is a perspective view of a positioning member in a probe needle covering kit according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a main body of a probe needle covering kit according to an embodiment of the present invention;
fig. 5 is a schematic view illustrating the assembly of the sleeve driver and the probe needle sleeve according to the first embodiment of the present invention.
Description of reference numerals:
1. a main body; 2. a positioning member; 3. fastening screws; 4; a threaded hole; 5. a first cavity; 6. a second cavity; 7. a probe needle sleeve; 8. testing the needle bed; 9. a probe needle sleeve hole; 10. a wiring portion; 11. a first column; 12. a second column; 13. a third column; 14. a fourth column; 21. a fixed part; 22. a connecting portion; 23. a positioning part; A. a first positioning member; B. a second positioning member; C. a third positioning member; D. a fourth positioning member; H. positioning the height; l and the length of the third column extending into the positioning part.
Detailed Description
For making the purpose, technical solution and advantages of the present invention clearer, it will be right below that the technical solution of the present invention is clearly and completely described, based on the specific embodiments of the present invention, all other embodiments obtained by the ordinary skilled person in the art without creative work belong to the scope protected by the present invention.
As shown in fig. 1, the probe needle sleeve sleeving tool (hereinafter referred to as sleeving tool) provided in the present application includes a main body 1, a plurality of positioning parts 2, and a fastening screw 3 for detachably connecting the main body 1 and the single positioning part 2, wherein depths of first cavities of a first positioning part a, a second positioning part B, a third positioning part C, and a fourth positioning part D are different from each other. As shown in fig. 2, the main body 1 is provided with one of a plurality of positioning blocks 2 as required under different conditions to form a sleeve knocking device, and the sleeve knocking device is used for knocking the probe needle sleeve to enable the probe needle sleeve to be partially inserted into a hole 9 of the probe needle sleeve 7 reserved on the testing needle bed 8.
As shown in fig. 3, the positioning element 2 includes a fixing portion 21, a connecting portion 22 and a positioning portion 23, which are connected in sequence, the fixing portion 21 and the positioning portion 23 are both of a cylindrical structure, and the connecting portion 22 is of a circular truncated cone-shaped structure; the top surface of the connecting part 22 is connected with the positioning part 23, and the diameters of the two parts are equal; the bottom surface of the connecting portion 22 is connected to the fixing portion 21 and the diameters of the two are equal, so that the fixing portion 21 and the positioning portion 23 form a smooth transitional connection. The positioning piece 2 is provided with a first cavity 5 and a second cavity which extend along the axial direction of the positioning piece, the first cavity 5 is communicated with the second cavity, the first cavity 5 and the second cavity are both cylindrical cavities, and the axes of the positioning piece 2, the first cavity 5 and the second cavity are coincided. The second cavity is located in the fixing portion 21, the first cavity 5 is located in the connecting portion 22 and the positioning portion 23 and penetrates through the connecting portion 22 and the positioning portion 23, and the diameter of the second cavity is larger than that of the first cavity 5. The outer peripheral surface of the fixing portion 21 is provided with a threaded hole 4 extending along the radial direction of the fixing portion 21, the threaded hole 4 is matched with the fastening screw 3, and the threaded hole 4 is communicated with the second cavity.
As shown in fig. 4, the main body 1 has a four-stage stepped columnar structure, and includes a first column 11, a second column 12, a third column 13, and a fourth column 14, which are sequentially connected and have sequentially reduced diameters. The second column 12, the third column 13 and the fourth column 14 of the main body 1 are inserted into the cavity of the positioning member 2.
The structural orientation of the body 1 is defined for ease of description: the end of the first column 11 is referred to as the bottom of the body 1 and the end of the fourth column 14 is referred to as the top of the body 1.
Specifically, the second column 12 is inserted into the second cavity, the annular top surface of the first column 11 is tightly attached to the annular bottom surface of the fixing and positioning portion 21, and the fastening screw 3 is rotated into the threaded hole 4 and fixes the relative position of the positioning member 2 and the main body 1 by pressing the circumferential surface of the second column 12 of the main body 1. Compared with the existing structure with the thread on the main body 1, the utility model removes the thread on the main body 1, enlarges the contact area between the fastening screw 3 and the main body 1, and ensures that the connection between the positioning piece 2 and the main body 1 is more stable and is not easy to loosen; moreover, because the annular top surface of the first column 11 is tightly attached to the annular bottom surface of the fixing part 21, in the process of knocking the sleeve driving device, the stress part is expanded into two stress surfaces from the stress point of the fastening screw 3 in the prior art, which is in threaded contact with the main body 1, namely the annular top surface of the first column 11 and the annular bottom surface of the positioning part 23, the fastening screw 3 and the main body 1 cannot be damaged due to knocking, and the positioning part 2 is firmly, durably and solidly connected with the main body 1; thereby effectively solved among the prior art main part 1 screw thread very easy damage, setting element 2 and main part 1 relative position can't effectively be fixed, and be difficult for becoming flexible easily, lead to this to beat set ware poor stability, the unable problem of effectively using for a long time.
In order to further improve the stability of the connection between the spacer 2 and the body 1, a plurality of screw holes 4 may be provided at equal intervals in the circumferential direction of the fixing portion 21, and the same number of fastening screws 3 may be arranged to fix the spacer.
A third column 13 and a fourth column 14 are inserted in the first cavity 5. The diameter of the fourth column 14 is smaller than the inner diameter of the bottom channel of the probe needle sleeve 7, so that the fourth column 14 can be inserted into the probe needle sleeve 7; the fourth column 14 and the first cavity 5 form clearance fit, so that the fourth column 14 can extend into the probe needle sleeve 7, the probe needle sleeve 7 can be arranged in a clearance between the fourth column 14 and the first cavity 5, the probe needle sleeve 7 is easy to deform under axial pressure due to the fact that the wall thickness of the probe needle sleeve 7 is small, and the fourth column 14 and the first cavity 5 of the main body 1 limit the probe needle sleeve 7 to move radially in the sleeving process and can also prevent the probe needle sleeve 7 from deforming. The third column 13 is used for limiting the depth of the probe needle sleeve 7 inserted into the first cavity 5 and for pushing the probe needle sleeve 7, the diameter of the third column 13 is larger than the inner diameter of a channel at the top of the probe needle sleeve 7, and when the top of the probe needle sleeve 7 extends into the first cavity 5, the top surface of the probe needle sleeve 7 is tightly attached to the top surface of the third column 13.
According to the orientation shown in fig. 3, the end where the fixing portion 21 is located is the bottom of the positioning member 2, and the end where the positioning portion 23 is located is the top of the positioning member 2. After the probe needle sleeve 7 is partially inserted into a hole 9 of the probe needle sleeve 7 reserved on the testing needle bed 8, one end of the probe needle sleeve reserved on the surface of the testing needle bed 8 is used for installing a probe, and the other end of the probe needle sleeve is provided with a wiring part 10 used for wiring. Because the probe needle sleeve 7 is a standard part, the depth of the probe needle inserted into the probe needle sleeve 7 is constant, and the height of the part of the probe needle sleeve 7 left on the surface of the testing needle bed 8 determines the height of the testing probe; when the probe needle sleeve 7 is knocked by using the sleeving machine, the height of the probe needle sleeve 7, which is remained on the surface of the testing needle bed 8, of the probe needle sleeve 7 is determined by the length of the probe needle sleeve 7 inserted into the sleeving machine, and due to the limiting effect of the third column 13 on the probe needle sleeve 7, the length of the probe needle sleeve 7 actually inserted into the sleeving machine is the distance between the third column 13 and the top end face of the fixed block. If the size of the holding body 1 is unchanged and the sizes of the fixing portion 21 and the connecting portion 22 of the holding fixture 2 are unchanged, the distance between the third column 13 and the top end surface of the fixing block can be changed by changing the depth of the first cavity 5 by changing the axial length of the positioning portion 23, so as to change the height of the probe needle sheath 7 remaining on the surface of the testing needle bed 8.
For convenience of description, the axial length of the positioning portion 23 may be referred to as a positioning height H.
In order to realize the height difference of the test probe, the sleeving tool is provided with a main body 1 and a plurality of positioning pieces 2 with different positioning heights H. As shown in fig. 2, the third column 13 extends into the first cavity 5, the length L of the third column 13 extending into the positioning portion 23 is fixed to be 4mm, and when the positioning height H of the positioning member 2 is 9.5mm, 9.0mm and 8.5mm, the height of the knocked probe needle sheath 7 left on the surface of the testing needle bed 8 is 5.5mm, 5.0mm and 4.5 mm.
And the sleeving tools with various specifications can be configured according to the diameters of different probe needle sleeves 7. If the specifications of the probe needle sleeve 7 are 50mil, 75mil and 100mil, the corresponding sleeving tools are also divided into three specifications, namely a 50mil sleeving tool, a 75mil sleeving tool and a 100mil sleeving tool, and the three specifications of the sleeving tools are different in the diameter of the third column 13, the diameter of the fourth column 14 and the inner diameter of the first cavity 5. For example, the diameter of the third column 13, the diameter of the fourth column 14 and the inner diameter of the first cavity 5 of the 50mil sleeving tool are respectively phi 1.0mm, phi 0.78mm and phi 1.2 mm; the diameter of the third column 13, the diameter of the fourth column 14 and the inner diameter of the first cavity 5 of the 75mil sleeving tool are respectively phi 1.3mm, phi 1.0mm and phi 1.4 mm; the diameter of the third column 13, the diameter of the fourth column 14 and the inner diameter of the first cavity 5 of the 100mil sleeving tool are respectively 1.7mm, 1.35mm and 1.8 mm.
As shown in fig. 5, when in use, according to different heights of the test probes to be installed, the corresponding positioning element 2 is selected, the positioning element 2 is installed on the main body 1 to complete installation of the sleeve punching device, then the probe needle sleeve 7 is inserted on the probe needle sleeve punching device, that is, the probe needle sleeve 7 is inserted into a gap between the fourth column 14 and the first cavity 5, then the bottom of the first column 11 of the main body 1 is knocked, the probe needle sleeve 7 gradually enters the probe needle sleeve hole 9 reserved in the test needle bed 8 under the pushing of the sleeve punching device, and when the top of the fixed block is contacted with the jig needle bed, the sleeve punching is finished.
The main body 1 and the positioning piece 2 are made of bearing steel, so that the hardness is high and the deformation is not easy to occur.
Finally, it should be noted that: the above embodiments and examples are only used to illustrate the technical solution of the present invention, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments and examples, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments or examples may still be modified, or some of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments or examples of the present invention.
Claims (10)
1. A probe needle cover sleeving tool is characterized by comprising:
a body for holding a single positioning member; and
the probe needle positioning device comprises a plurality of positioning pieces, a probe needle sleeve and a probe needle, wherein each positioning piece is provided with a first cavity for accommodating the probe needle sleeve to extend into, and the depth of each first cavity is different;
the main body and the single positioning piece form a detachable connection.
2. The probe needle sleeve sleeving tool according to claim 1, wherein the positioning member comprises a fixing portion, a connecting portion and a positioning portion which are sequentially connected, the fixing portion and the positioning portion are both of a columnar structure, and the connecting portion is of a truncated cone-shaped structure; the two ends of the connecting part are respectively connected with the positioning part and the fixing part.
3. The probe needle guard sleeving tool according to claim 2, wherein the fixing portion is provided with a second cavity extending along an axial direction of the fixing portion and a threaded hole extending along a radial direction of the fixing portion, the threaded hole is communicated with the second cavity, and the positioning member and the main body are detachably connected through a fastening screw arranged in the threaded hole.
4. The probe needle sleeve sleeving tool as claimed in claim 3, wherein said threaded holes and said fastening screws are provided in plurality, and said threaded holes are provided at equal intervals along the circumference of said fixing portion.
5. The probe needle covering and sleeving tool as claimed in claim 3, wherein said first cavity is in communication with said second cavity, and axes of said positioning member, said first cavity and said second cavity are coincident.
6. The probe needle covering and sleeving tool of claim 5, wherein said body comprises at least a first column, a second column and a third column connected in series, the diameters of said first column, said second column and said third column decreasing in series.
7. The probe needle covering and sleeving tool as claimed in claim 6, wherein the second column is inserted into the second cavity, and the positioning member is fixed relative to the body by pressing the second column with a fixing screw.
8. The probe needle covering and sleeving tool of claim 6, wherein said third post is inserted into said first cavity, said third post having a diameter greater than an inner diameter of said probe needle covering.
9. The probe needle covering and sleeving tool of claim 6, wherein said body further comprises a fourth post connected to said third post, said fourth post forming a clearance fit with said first cavity, said fourth post having a diameter less than an inner diameter of said probe needle covering.
10. The probe needle covering kit as claimed in claim 9, wherein the probe needle covering is disposable in a gap between the fourth post and the first cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921597038.6U CN210923789U (en) | 2019-09-24 | 2019-09-24 | Probe needle cover sleeving tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921597038.6U CN210923789U (en) | 2019-09-24 | 2019-09-24 | Probe needle cover sleeving tool |
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| Publication Number | Publication Date |
|---|---|
| CN210923789U true CN210923789U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921597038.6U Active CN210923789U (en) | 2019-09-24 | 2019-09-24 | Probe needle cover sleeving tool |
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| Country | Link |
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| CN (1) | CN210923789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110488057A (en) * | 2019-09-24 | 2019-11-22 | 格力电器（武汉）有限公司 | A kind of probe needle guard makes set tool |
-
2019
- 2019-09-24 CN CN201921597038.6U patent/CN210923789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110488057A (en) * | 2019-09-24 | 2019-11-22 | 格力电器（武汉）有限公司 | A kind of probe needle guard makes set tool |
| CN110488057B (en) * | 2019-09-24 | 2024-06-25 | 格力电器（武汉）有限公司 | Probe needle cover is beaten cover instrument |
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