CN218239591U - Vehicle-mounted connector Pin pullout force test chuck - Google Patents

Vehicle-mounted connector Pin pullout force test chuck Download PDF

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Publication number
CN218239591U
CN218239591U CN202222104633.XU CN202222104633U CN218239591U CN 218239591 U CN218239591 U CN 218239591U CN 202222104633 U CN202222104633 U CN 202222104633U CN 218239591 U CN218239591 U CN 218239591U
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China
Prior art keywords
fixed
chuck
movable
hole
narrow part
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Active
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CN202222104633.XU
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Chinese (zh)
Inventor
张兴龙
林兆淘
黄新康
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Huizhou Desay SV Automotive Co Ltd
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Huizhou Desay SV Automotive Co Ltd
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Priority to CN202222104633.XU priority Critical patent/CN218239591U/en
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Abstract

The utility model discloses a vehicle-mounted connector Pi n pull-out force test chuck, which comprises a fixed chuck and a movable chuck, wherein the left side of the top of the fixed chuck is provided with a fixed platform, the right side of the top of the fixed chuck is provided with a fixed block, and the height of the fixed platform is lower than that of the fixed block; the bottom of the movable chuck is provided with a movable platform, the right end of the movable chuck is provided with a rotating block, the movable chuck is arranged above the fixed platform, the rotating block is movably connected with the fixed block, an adjusting device is arranged between the fixed chuck and the movable chuck, and the adjusting device can adjust the movable platform and the fixed platform to be clamped and opened; the left end of the movable chuck is provided with a movable narrow part, and the left end of the fixed chuck is provided with a fixed narrow part. The utility model has the advantages of reasonable design, through the structural design to the chuck to and the selection of material, satisfy the clamp to the P IN needle tightly, and cooperate equipment to accomplish the test to P IN needle drawing force.

Description

Vehicle-mounted connector Pin pullout force test chuck
Technical Field
The utility model relates to a Pin pullout force test chuck technical field especially relates to an on-vehicle connector Pin pullout force test chuck.
Background
At present, a customer in a car factory has a requirement for carrying out a PIN extraction force test on a PIN PIN of a connector of an automobile electronic product such as an instrument, a vehicle-mounted navigation product and a display screen so as to verify that the PIN PIN of the connector cannot easily fall off in the using process. The troubles of small connector interface, small PIN needle and the like influence the clamping of the PIN needle by using a conventional chuck, and the holding test of the pull-out force is difficult to solve so as to verify whether the pull-out force meets the standard requirement or not.
In the current test, the self-made hook is welded on the PIN foot, but the welding quality is not uniform, the self-made hook has deformation influence, and the test standard requirement can be met by debugging and testing for many times.
Therefore, the PIN drawing force testing clamp needs to design a PIN drawing force testing clamp which meets the PIN clamping force, is small in chuck, meets certain strength through selection of clamp materials, and is matched with testing equipment to complete testing of the PIN drawing force so as to meet the execution requirements of the test.
The technical problems (technical defects) existing in the above-mentioned background art:
1. the most important and critical technical problems are as follows:
a connector PIN holding jig is missing.
The PIN is relatively small in size (usually 0.4mm by 0.4 mm), and is difficult to clamp.
The PIN spacing is relatively small (typically 2 mm) and the active area of the cartridge is limited.
2. Minor questions (listed in order if there are multiple):
the clamping length of the PIN needle is limited, and the requirement on the clamping force is large.
The PIN needle is small, and if the clamping force ratio is large, the PIN needle is easy to be clamped off.
The clamping and micro deformation required by the test are required to be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a vehicle-mounted connector Pin withdrawal force test chuck, which solves the problem that a connector PIN needle clamping fixture is lacked in the prior art; the size of the PIN needle is small (usually 0.4mm x 0.4mm), and the clamping is difficult; the spacing of the PIN PINs is relatively small (usually 2 mm), and the active area of the chuck is limited.
In order to achieve the purpose, the technical scheme of the utility model provides a vehicle-mounted connector Pin withdrawal force test chuck, including fixed chuck, activity chuck, the left side at the top of fixed chuck is equipped with fixed platform, the right side at the top of fixed chuck is equipped with the fixed block, the height of fixed platform is less than the height of fixed block; the bottom of the movable chuck is provided with a movable platform, the right end of the movable chuck is provided with a rotating block, the movable chuck is arranged above the fixed platform, the rotating block is movably connected with the fixed block, an adjusting device is arranged between the fixed chuck and the movable chuck, and the adjusting device can adjust the movable platform and the fixed platform to be clamped and opened; the left end of the movable chuck is provided with a movable narrow part, and the left end of the fixed chuck is provided with a fixed narrow part.
Further, the inside of fixed block is equipped with the rotation groove, the left side in rotation groove, upside establish to the opening, the turning block is located the inside in rotation groove and with the front and back both sides wall swing joint in rotation groove.
Furthermore, the front side wall and the rear side wall of the rotating groove are respectively provided with a first rotating hole, the rotating block is provided with a second rotating hole which is through along the front and the rear, and the second rotating hole is movably connected with the first rotating holes on the front side and the rear side through a rotating shaft which extends along the front and the rear.
Furthermore, a first threaded hole is formed in the fixed platform, a through hole which upwards penetrates through the movable chuck is formed in the movable platform, and the inner diameter of the through hole is larger than that of the first threaded hole; adjusting device establishes to the screw, in the through-hole was located to the screw, the bottom of screw is carried out threaded connection with first screw hole downwards, the top of screw upwards is worn out the outside of through-hole and is equipped with the screw head, the width of screw head is greater than the internal diameter of through-hole.
Furthermore, a first mounting hole is formed in the fixed platform, a second mounting hole is formed in the movable platform, magnets are arranged in the first mounting hole and the second mounting hole respectively, and the magnets in the first mounting hole and the magnets in the second mounting hole are magnetically repulsive; the first mounting hole is arranged on the right side of the first threaded hole, and the second mounting hole is arranged on the right side of the through hole.
Further, the width of the movable narrow part is smaller than the inner diameter of the through hole, and the width of the fixed narrow part is smaller than the inner diameter of the first threaded hole; the movable narrow part is arranged at the left of the through hole, and the fixed narrow part is arranged at the left of the first threaded hole.
Further, the volumes of the movable narrow part and the movable chuck are gradually increased from left to right, and the volumes of the fixed narrow part and the fixed chuck are gradually increased from left to right.
Further, the left end surfaces of the movable narrow part and the fixed narrow part are flush and have the widths of 1 +/-0.6 mm respectively.
Further, the right-hand member of fixed chuck is equipped with the connecting block, the right-hand member of fixed block is located to the connecting block, the right-hand member of connecting block is equipped with the second screw hole.
Further, the vehicle-mounted connector Pin pullout force test collet is set as an SKD11 steel vehicle-mounted connector Pin pullout force test collet.
To sum up, the application the technical scheme of the utility model, following beneficial effect has: the utility model has the advantages of reasonable design, the principle analysis: (1) The clamping device comprises a fixed chuck and a movable chuck, wherein a fixed platform is arranged on the left side of the top of the fixed chuck, a fixed block is arranged on the right side of the top of the fixed chuck, and the height of the fixed platform is lower than that of the fixed block; the bottom of the movable chuck is provided with a movable platform, the right end of the movable chuck is provided with a rotating block, the movable chuck is arranged above the fixed platform, the rotating block is movably connected with the fixed block, an adjusting device is arranged between the fixed chuck and the movable chuck, and the adjusting device can adjust the movable platform and the fixed platform to be clamped and opened; so that the clamping movement and the opening movement can be realized between the movable chuck and the fixed chuck. (2) A movable narrow part is arranged at the left end of the movable chuck, and a fixed narrow part is arranged at the left end of the fixed chuck; therefore, the PIN needle inserted into the connector interface can be clamped by the movable narrow part and the fixed narrow part. According to the above analysis, the utility model provides an on-vehicle connector Pin withdrawal force test chuck (connector PIN needle clamping jig promptly) is through the setting of activity narrow part, fixed narrow part to the size of having solved the PIN needle is smaller, and the interval of pressing from both sides the technical problem and the PIN needle of getting more difficult is smaller, the limited technical problem of active area of chuck.
Drawings
Fig. 1 is a schematic perspective view of a first viewing angle of the present invention;
fig. 2 is a schematic perspective view of a second viewing angle of the present invention;
fig. 3 is a schematic perspective view of a first view angle of the fixed chuck according to the present invention;
fig. 4 is a schematic perspective view of a second view of the fixed chuck of the present invention;
fig. 5 is a schematic perspective view of a third viewing angle of the fixed chuck of the present invention;
fig. 6 is a schematic perspective view of a first view angle of the movable chuck according to the present invention;
fig. 7 is a schematic perspective view of a second viewing angle of the movable chuck according to the present invention;
fig. 8 is a schematic perspective view of a third viewing angle of the movable chuck of the present invention;
description of reference numerals: 1-fixed chuck, 101-fixed platform, 102-fixed block, 103-first threaded hole, 104-rotating groove, 105-first rotating hole, 106-first mounting hole, 107-fixed narrow part; 2-movable clamp, 201-movable platform, 202-through hole, 203-second mounting hole, 204-movable narrow part; 3-turning block, 301-second turning hole; 4-connecting block, 401-second threaded hole.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, but the technical solution does not limit the scope of the present invention.
In the present invention, for the sake of clearer description, the following explanation is made: an observer observes the accompanying drawing 1, the left side of the observer is set as the left side, the right side of the observer is set as the right side, the front side of the observer is set as the front side, the rear side of the observer is set as the rear side, the upper side of the observer is set as the upper side, and the lower side of the observer is set as the lower side, it should be noted that the terms "front end", "rear end", "left side", "right side", "middle part", "upper part", "lower part", and the like in the text indicate that the directions or positional relationships are directions or positional relationships established based on the drawings, and only for the convenience of clearly describing the present invention, the structures or parts indicated by the directions or indications must have specific directions and be configured in specific directions, and therefore, the present invention should not be construed as being limited thereto. Furthermore, the terms "first," "second," "third," and "fourth" are used merely for purposes of clarity or simplicity of description and are not to be construed as indicating or implying relative importance or quantity.
Referring to fig. 1 to 8, the present embodiment provides a vehicle-mounted connector Pin pull-out force test collet, which includes a fixed collet 1 and a movable collet 2, a fixed platform 101 is disposed on the left side of the top of the fixed collet 1, a fixed block 102 is disposed on the right side of the top of the fixed collet 1, and the fixed platform 101 is lower than the fixed block 102; the bottom of the movable chuck 2 is provided with a movable platform 201, the right end of the movable chuck 2 is provided with a rotating block 3, the movable chuck 2 is arranged above the fixed platform 101, the rotating block 3 is movably connected with the fixed block 102, an adjusting device is arranged between the fixed chuck 1 and the movable chuck 2, and the adjusting device can adjust the movable platform 201 and the fixed platform 101 to be clamped and opened; the movable jaw 2 is provided at a left end thereof with a movable narrow portion 204, and the fixed jaw 1 is provided at a left end thereof with a fixed narrow portion 107. Principle analysis: (1) The clamping device comprises a fixed chuck and a movable chuck, wherein a fixed platform is arranged on the left side of the top of the fixed chuck, a fixed block is arranged on the right side of the top of the fixed chuck, and the height of the fixed platform is lower than that of the fixed block; the bottom of the movable chuck is provided with a movable platform, the right end of the movable chuck is provided with a rotating block, the movable chuck is arranged above the fixed platform, the rotating block is movably connected with the fixed block, an adjusting device is arranged between the fixed chuck and the movable chuck, and the adjusting device can adjust the movable platform and the fixed platform to be clamped and opened; so that the clamping movement and the opening movement can be realized between the movable chuck and the fixed chuck. (2) A movable narrow part is arranged at the left end of the movable chuck, and a fixed narrow part is arranged at the left end of the fixed chuck; therefore, the PIN needle inserted into the connector interface can be clamped by the movable narrow part and the fixed narrow part. According to the above analysis, the utility model provides an on-vehicle connector Pin withdrawal force test chuck (connector PIN needle clamping jig promptly) is through the setting of activity narrow part, fixed narrow part to the size of having solved the PIN needle is smaller, and the interval of pressing from both sides the technical problem and the PIN needle of getting more difficult is smaller, the limited technical problem of active area of chuck.
Specifically, a rotating groove 104 is formed in the fixed block 102, the left side and the upper side of the rotating groove 104 are provided with openings, and the rotating block 3 is arranged in the rotating groove 104 and movably connected with the front side wall and the rear side wall of the rotating groove 104. The function is as follows: the arrangement of the rotating groove enables the movable chuck and the fixed chuck to be matched more compactly.
Specifically, the front and rear side walls of the rotation groove 104 are respectively provided with first rotation holes 105, the rotation block 3 is provided with second rotation holes 301 penetrating along the front and rear directions, and the second rotation holes 301 are movably connected with the first rotation holes 105 extending along the front and rear directions through rotation shafts (not shown in the figure). The function is as follows: so that the rotating block can drive the movable chuck to rotate around the rotating shaft.
Specifically, a first threaded hole 103 is formed in the fixed platform 101, a through hole 202 which upwards penetrates through the movable chuck 2 is formed in the movable platform 201, and the inner diameter of the through hole 202 is larger than that of the first threaded hole 103; adjusting device establishes to the screw (not shown in the figure), and in the through-hole 202 was located to the screw, the bottom of screw was carried out threaded connection with first screw hole 103 downwards, and the top of screw upwards is worn out the outside of through-hole 202 and is equipped with the screw head, and the width of screw head is greater than the internal diameter of through-hole 202. Principle analysis: when the screw is screwed down, the screw head presses the movable chuck down, so that the clamping movement between the movable chuck and the fixed chuck can be realized, and when the screw is unscrewed upwards, the screw head moves upwards, so that the opening movement between the movable chuck and the fixed chuck can be realized. The function is as follows: through adjusting screw's locking degree for can produce required frictional force between the movable platform of activity narrow part, the fixed platform of fixed narrow part and fix the PIN needle, and then solved the clamp of PIN needle and got the length restriction, relatively great technical problem and the PIN needle ratio of requirement to clamping force are less, if the clamp is got the specific great, pinches off the technical problem of PIN needle easily. The first threaded hole can be arranged to penetrate through the fixed chuck downwards according to actual needs.
Specifically, the fixed platform 101 is further provided with a first mounting hole 106, the movable platform 201 is further provided with a second mounting hole 203, the first mounting hole 106 and the second mounting hole 203 are respectively provided with a magnet (not shown in the figure), and the magnets in the first mounting hole 106 and the magnets in the second mounting hole 203 repel each other magnetically; the first mounting hole 106 is provided to the right of the first screw hole 103, and the second mounting hole 203 is provided to the right of the through hole 202. The function is as follows: the magnetic repulsion of the upper magnet and the lower magnet plays a role of a return spring, so that the movable chuck always receives the upward return acting force. The first mounting hole 106 can be set to penetrate the fixed chuck downwards according to actual needs, and the second mounting hole 203 can also be set to penetrate the movable chuck upwards according to actual needs.
Specifically, the width of the movable narrow portion 204 is smaller than the inner diameter of the through hole 202, and the width of the fixed narrow portion 107 is smaller than the inner diameter of the first threaded hole 103; the movable narrow portion 204 is provided to the left of the through hole 202, and the fixed narrow portion 107 is provided to the left of the first threaded hole 103. The function is as follows: due to the arrangement, the movable chuck and the fixed chuck meet the requirements of mounting spaces of screws and magnets, and the movable narrow part and the fixed narrow part meet the requirements of matching with PIN needles with smaller intervals.
Specifically, the volumes of the movable narrowing portion 204 and the movable collet 2 are set to gradually increase from left to right, and the volumes of the fixed narrowing portion 107 and the fixed collet 1 are set to gradually increase from left to right.
Specifically, the left end faces of the movable stenosis portion 204 and the fixed stenosis portion 107 are flush and have widths set to 1 ± 0.6mm, respectively. Preferably, the widths of the left end surfaces of the movable stenosis portion 204 and the fixed stenosis portion 107 are set to 1mm, respectively. The problem that the PIN needles are difficult to clamp due to the fact that the size of the PIN needles is 0.4mm x 0.4mm, the distance between every two PIN needles is 2mm, and the moving area of a chuck is limited is solved. The function is as follows: the clamping head is applied to the small connector interface and is flat.
Specifically, the right end of the fixed chuck 1 is provided with a connecting block 4, the connecting block 4 is arranged on the right side of the fixed block 102, and the right end of the connecting block 4 is provided with a second threaded hole 401. The function is as follows: the purpose of clamping and loosening is reached through the locking degree of screw to upper and lower two halves chucks, utilizes the frictional force of chuck to fix the PIN needle, and connecting block 4 matches the loading appearance testing arrangement through second screw hole 401, accomplishes the pull-out force test verification to the PIN needle, and loading appearance testing arrangement exerts the effort of pulling out right to the connecting block promptly. Preferably, the front and rear sides of the connecting block 4 protrude from the front and rear sides of the fixing block 102, respectively.
Specifically, the vehicle-mounted connector Pin pullout force test collet is set as an SKD11 steel vehicle-mounted connector Pin pullout force test collet. The function is as follows: through using SKD11 steel, guaranteed the intensity of anchor clamps, prevent to warp.
To sum up, the utility model discloses a to the structural design of chuck to and the selection of material, satisfy the clamp to the PIN needle tight, and the cooperation equipment is accomplished the test to PIN needle drawing force.
Therefore, the utility model discloses the innovation has designed a chuck, realizes carrying out the test of pull out power to the PIN of on-vehicle connector, satisfies the requirement to experimental design. The reliability and the specialty of the PIN extraction force test are improved, and meanwhile the test execution efficiency is also improved.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and decorations can be made, which are also considered as the protection scope of the present invention.

Claims (10)

1. The utility model provides an experimental chuck of on-vehicle connector Pin pull-out force, includes fixed chuck (1), activity chuck (2), its characterized in that: a fixed platform (101) is arranged on the left side of the top of the fixed chuck (1), a fixed block (102) is arranged on the right side of the top of the fixed chuck (1), and the height of the fixed platform (101) is lower than that of the fixed block (102); a movable platform (201) is arranged at the bottom of the movable chuck (2), a rotating block (3) is arranged at the right end of the movable chuck (2), the movable chuck (2) is arranged above the fixed platform (101), the rotating block (3) is movably connected with the fixed block (102), an adjusting device is arranged between the fixed chuck (1) and the movable chuck (2), and the adjusting device can adjust the clamping and the opening between the movable platform (201) and the fixed platform (101); the left end of the movable chuck (2) is provided with a movable narrow part (204), and the left end of the fixed chuck (1) is provided with a fixed narrow part (107).
2. The vehicle connector Pin pullout force test collet of claim 1, wherein: the inside of fixed block (102) is equipped with rotation groove (104), the left side in rotation groove (104), upside establish to the opening, rotation block (3) are located the inside in rotation groove (104) and with the front and back both sides wall swing joint in rotation groove (104).
3. The vehicle connector Pin pullout force test collet of claim 2, wherein: the front side wall and the rear side wall of the rotating groove (104) are respectively provided with a first rotating hole (105), the rotating block (3) is provided with a second rotating hole (301) which is through along the front and the rear, and the second rotating hole (301) is movably connected with the first rotating holes (105) on the front side and the rear side through a rotating shaft which extends along the front and the rear.
4. A Pin pullout force test cartridge for a vehicle connector according to any one of claims 1 to 3, wherein: a first threaded hole (103) is formed in the fixed platform (101), a through hole (202) which upwards penetrates through the movable chuck (2) is formed in the movable platform (201), and the inner diameter of the through hole (202) is larger than that of the first threaded hole (103); adjusting device establishes to the screw, the screw is located in through-hole (202), the bottom of screw is carried out threaded connection with first screw hole (103) downwards, the outside of through-hole (202) is upwards worn out and is equipped with the screw head in the top of screw, the width of screw head is greater than the internal diameter of through-hole (202).
5. The vehicle connector Pin pullout force test collet of claim 4, wherein: a first mounting hole (106) is further formed in the fixed platform (101), a second mounting hole (203) is further formed in the movable platform (201), magnets are respectively arranged in the first mounting hole (106) and the second mounting hole (203), and the magnets in the first mounting hole (106) and the magnets in the second mounting hole (203) are magnetically repelled; the first mounting hole (106) is arranged on the right side of the first threaded hole (103), and the second mounting hole (203) is arranged on the right side of the through hole (202).
6. The vehicle connector Pin pullout force test collet of claim 4, wherein: the width of the movable narrow part (204) is smaller than the inner diameter of the through hole (202), and the width of the fixed narrow part (107) is smaller than the inner diameter of the first threaded hole (103); the movable narrow part (204) is arranged at the left of the through hole (202), and the fixed narrow part (107) is arranged at the left of the first threaded hole (103).
7. The vehicle connector Pin pullout force test cartridge of any one of claims 1 to 3 and 5 to 6, wherein: the volumes of the movable narrow part (204) and the movable chuck (2) are gradually increased from left to right, and the volumes of the fixed narrow part (107) and the fixed chuck (1) are gradually increased from left to right.
8. The vehicle connector Pin pullout force test cartridge of any one of claims 1 to 3 and 5 to 6, wherein: the left end surfaces of the movable narrow part (204) and the fixed narrow part (107) are flush, and the widths of the movable narrow part and the fixed narrow part are respectively set to be 1 +/-0.6 mm.
9. A vehicle connector Pin pullout force testing collet as claimed in any one of claims 1 to 3 and 5 to 6, wherein: the right-hand member of fixed chuck (1) is equipped with connecting block (4), right-hand member of fixed block (102) is located in connecting block (4), the right-hand member of connecting block (4) is equipped with second screw hole (401).
10. A vehicle connector Pin pullout force testing collet as claimed in any one of claims 1 to 3 and 5 to 6, wherein: the vehicle-mounted connector Pin withdrawal force test chuck is set as an SKD11 steel vehicle-mounted connector Pin withdrawal force test chuck.
CN202222104633.XU 2022-08-10 2022-08-10 Vehicle-mounted connector Pin pullout force test chuck Active CN218239591U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222104633.XU CN218239591U (en) 2022-08-10 2022-08-10 Vehicle-mounted connector Pin pullout force test chuck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222104633.XU CN218239591U (en) 2022-08-10 2022-08-10 Vehicle-mounted connector Pin pullout force test chuck

Publications (1)

Publication Number Publication Date
CN218239591U true CN218239591U (en) 2023-01-06

Family

ID=84681045

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222104633.XU Active CN218239591U (en) 2022-08-10 2022-08-10 Vehicle-mounted connector Pin pullout force test chuck

Country Status (1)

Country Link
CN (1) CN218239591U (en)

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