PIN length detection device
By designing a PIN needle length detection device including top sliding cylinder, rotary cylinder, bottom sliding cylinder and carrier plate, the problem that existing devices cannot detect PIN needle spacing and product diversity is solved, and accurate detection and diversity adaptation of PIN needle length is achieved.
Patent Information
- Application Number
- CN202421394633.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-18
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-06-18
AI Technical Summary
The existing PIN needle length detection device cannot realize the length detection of PIN needle spacing or the diversity detection of PIN needle products, and lacks adjustment functions and has a narrow range of use.
A PIN needle length detection device is designed, including a top sliding table cylinder, a rotating cylinder, a bottom sliding table cylinder and a carrier plate. The adjustment of the test needle is achieved through the movement of these components, and the detection of the PIN needle length is achieved through the cooperation of the LVDT detection head and the guide mounting block.
By adjusting the position of the test needle and the support of the LVDT detection head, the device can adapt to different PIN needle spacing and product diversity, expand the scope of use of the detection device, and achieve accurate detection of the PIN needle length.
Smart Images
Figure CN222598750U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of PIN needle length detection, in particular to a PIN needle length detection device. Background Art
[0002] After the production of electrical components is completed, the length of the PIN needle on it needs to be tested. The PIN needle is also called a metal needle. It is a metal material used to complete the conduction (transmission) of electricity (signals) in electrical components. When testing the PIN needle, a length detection device is required.
[0003] The existing detection device cannot detect the length of the spacing between PIN pins or the diversity of PIN pin products, that is, the existing detection device does not have the adjustment function, which leads to a narrow application range of the existing detection device, thus causing great trouble to people's use. Utility Model Content
[0004] The purpose of the utility model is to provide a PIN needle length detection device to solve the problem in the above background technology that the existing detection device cannot detect the length of the spacing between PIN needles or the diversity of PIN needle products.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PIN needle length detection device, comprising a top slide cylinder, the sliding end of the top slide cylinder is fixed with a support plate by bolts, and a rotating cylinder is installed on the surface of the top of the support plate, the output end of the rotating cylinder is fixed with a rotating support plate, and a bottom slide cylinder is installed on the surface of the bottom of the rotating support plate, the sliding end of the bottom slide cylinder is installed with a carrier plate, and three groups of LVDT detection heads are arranged on the surface of the carrier plate, the left end of the carrier plate is fixed with a guide mounting block by bolts, and three groups of movable test pins are plugged into the surface of the guide mounting block, and three groups of guide pins are installed on the surface inside the guide mounting block, and the guide pins cooperate with the test pins and the LVDT detection head for detection work.
[0006] Preferably, a spring is mounted on the surface of the test needle, and two ends of the spring are fixedly connected to the test needle and the surface of the guide mounting block respectively.
[0007] Preferably, a placement table with three grooves is fixed to one end of the carrier surface by bolts, and three LVDT detection heads are placed in the grooves of the placement table, and when the three LVDT detection heads are placed, the middle LVDT detection head is higher than the LVDT detection heads on both sides, so as to reduce the spacing between products.
[0008] Preferably, a fixing block is fixed to the surface of the carrier plate by two bolts, and the three groups of LVDT detection heads all pass through the fixing block, and the fixing block is used to support the LVDT detection heads.
[0009] Preferably, a middle limit block is fixed on the inner surface of the guide mounting block, and the middle limit block is used to limit the middle LVDT detection head.
[0010] Preferably, a right limit block and a left limit block are respectively installed on the surface of the guide mounting block and located on both sides of the middle limit block by screws, and the right limit block and the left limit block are used to limit the LVDT detection heads on both sides.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: when the PIN needle length detection device is implemented, the support plate is driven to move by the top slide cylinder, and the movement of the support plate will drive the rotating cylinder to move, and then the rotating cylinder drives the bottom slide cylinder to move under the action of the rotating support plate, and finally the bottom slide cylinder drives all parts on the surface of the carrier plate to move, so as to adjust the test needle to a suitable position; then the LVDT detection head is supported by the placement table and the fixed block, and at the same time, the right limit block, the left limit block and the middle limit block on the surface of the guide mounting block are used. The positioning block limits the LVDT detection head. During detection, the test needle is squeezed and touched by the external detection device. The test needle will guide the low-pressure needle to make it touch the LVDT detection head, thereby realizing the detection work. After the detection, the external detection device on the surface returns to its original position. At this time, the test needle will not be squeezed and it will return to its original position through the spring. The utility model is designed for the short spacing of PIN needles and the diversity of products. The LVDT detection head is converted to make it compatible with products with smaller spacing. Products of different angles and lengths are detected by the rotating cylinder and the bottom slide cylinder, which expands the scope of use of the detection device. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the three-dimensional explosion structure of the utility model;
[0013] Figure 2 This is a schematic diagram of the main appearance structure of the utility model;
[0014] Figure 3 This is a side view of the structure of the utility model;
[0015] Figure 4 It is a schematic diagram of the top view of the appearance structure of the utility model.
[0016] In the figure: 1. test needle; 2. spring; 3. guide mounting block; 4. guide needle; 5. right limit block; 6. left limit block; 7. middle limit block; 8. LVDT detection head; 81. placement table; 9. fixing block; 10. rotating cylinder; 11. bottom slide cylinder; 111. carrier plate; 12. top slide cylinder; 13. support plate; 14. rotating support plate. DETAILED DESCRIPTION
[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0018] The structure of the PIN needle length detection device provided by the utility model is as follows Figure 1 as well as Figure 2 As shown, it includes a top slide cylinder 12, the sliding end of the top slide cylinder 12 is fixed with a support plate 13 by bolts, and the surface of the top of the support plate 13 is installed with a rotating cylinder 10, the output end of the rotating cylinder 10 is fixed with a rotating support plate 14, and the bottom surface of the rotating support plate 14 is installed with a bottom slide cylinder 11, the sliding end of the bottom slide cylinder 11 is installed with a carrier plate 111, and the surface of the carrier plate 111 is provided with three groups of LVDT detection heads 8, one end of the surface of the carrier plate 111 is fixed with a placing table 81 with three grooves by bolts, and the three LVDT detection heads 8 are placed in the grooves of the placing table 81, and when the three LVDT detection heads 8 are placed, the middle LVDT detection head 8 is higher than the LVDT detection heads 8 on both sides, which is used to reduce the spacing between products, the surface of the carrier plate 111 is fixed with a fixing block 9 by two bolts, and the three groups of LVDT detection heads 8 all penetrate the fixing block 9, and the fixing block 9 is used to support the LVDT detection heads 8.
[0019] During implementation, the top slide cylinder 12 drives the support plate 13 to move, and the movement of the support plate 13 drives the rotating cylinder 10 to move. Then, the rotating cylinder 10 drives the bottom slide cylinder 11 to move under the action of the rotating support plate 14. Finally, the bottom slide cylinder 11 drives all parts on the surface of the carrier plate 111 to move, so as to adjust the test needle 1 to a suitable position.
[0020] Furthermore, if Figure 1 , Figure 3 as well as Figure 4 As shown, a guide mounting block 3 is fixed to the left end of the carrier plate 111 by bolts, and three groups of movable test needles 1 are plugged into the surface of the guide mounting block 3, a spring 2 is mounted on the surface of the test needle 1, and the two ends of the spring 2 are respectively fixedly connected to the test needle 1 and the surface of the guide mounting block 3, three groups of guide needles 4 are installed on the inner surface of the guide mounting block 3, and the guide needles 4 cooperate with the test needles 1 and the LVDT detection head 8 for detection, a middle limit block 7 is fixed to the inner surface of the guide mounting block 3, and the middle limit block 7 is used to limit the middle LVDT detection head 8, and a right limit block 5 and a left limit block 6 are respectively installed on the surface of the guide mounting block 3 and on both sides of the middle limit block 7 by screws, and the right limit block 5 and the left limit block 6 are used to limit the LVDT detection heads 8 on both sides.
[0021] During implementation, the LVDT detection head 8 is limited by the right limit block 5, the left limit block 6 and the middle limit block 7 on the surface of the guide mounting block 3. During detection, the test needle 1 is squeezed and touched by the external detection device, and the test needle 1 will press the low-pressure guide needle 4 to make it touch the LVDT detection head 8, thereby realizing the detection work. After the detection, the external detection device on the surface returns to its original position. At this time, the test needle 1 will not be squeezed, and it will return to its original position through the spring 2.
[0022] Working principle: When in use, the top slide cylinder 12 first drives the support plate 13 to move. When the support plate 13 moves, it will drive the rotating cylinder 10 to move. Then, the rotating cylinder 10 drives the bottom slide cylinder 11 to move under the action of the rotating support plate 14. Finally, the bottom slide cylinder 11 drives all parts on the surface of the carrier plate 111 to move, so as to adjust the test needle 1 to the appropriate position.
[0023] Afterwards, the LVDT detection head 8 is supported by the placement table 81 and the fixing block 9, and the LVDT detection head 8 is limited by the right limit block 5, the left limit block 6 and the middle limit block 7 on the surface of the guide mounting block 3. During detection, the test needle 1 is squeezed and touched by the external detection device, and the test needle 1 will contact the low-pressure guide needle 4 to make it touch the LVDT detection head 8, thereby realizing the detection work. After the detection, the external detection device on the surface returns to its original position, and the test needle 1 will not be squeezed at this time, and it returns to its original position through the spring 2, and finally the use of the detection device is completed.
[0024] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention.
Claims
1. A PIN needle length detection device, comprising a top slide cylinder (12), characterized in that: The sliding end of the top slide cylinder (12) is fixed with a support plate (13) by bolts, and a rotating cylinder (10) is installed on the surface of the top of the support plate (13); a rotating support plate (14) is fixed to the output end of the rotating cylinder (10), and a bottom slide cylinder (11) is installed on the surface of the bottom of the rotating support plate (14); a carrier plate (111) is installed at the sliding end of the bottom slide cylinder (11), and three groups of LVDT detection heads (8) are arranged on the surface of the carrier plate (111); a guide mounting block (3) is fixed to the left end of the carrier plate (111) by bolts, and three groups of movable test needles (1) are plugged into the surface of the guide mounting block (3); three groups of guide needles (4) are installed on the inner surface of the guide mounting block (3), and the guide needles (4) cooperate with the test needles (1) and the LVDT detection head (8) for detection work.
2. The PIN needle length detection device according to claim 1, characterized in that: The surface of the test needle (1) is covered with a spring (2), and the two ends of the spring (2) are respectively fixedly connected to the surface of the test needle (1) and the guide mounting block (3).
3. The PIN needle length detection device according to claim 1, characterized in that: A placement platform (81) with three grooves is fixed to one end of the surface of the carrier plate (111) by bolts, and three LVDT detection heads (8) are placed in the grooves of the placement platform (81), and when the three LVDT detection heads (8) are placed, the middle LVDT detection head (8) is higher than the LVDT detection heads (8) on both sides, so as to reduce the spacing between products.
4. The PIN needle length detection device according to claim 1, characterized in that: A fixing block (9) is fixed to the surface of the carrier plate (111) by two bolts, and three groups of LVDT detection heads (8) all pass through the fixing block (9). The fixing block (9) is used to support the LVDT detection heads (8).
5. The PIN needle length detection device according to claim 1, characterized in that: A middle limit block (7) is fixed on the inner surface of the guide installation block (3), and the middle limit block (7) is used to limit the middle LVDT detection head (8).
6. The PIN needle length detection device according to claim 1, characterized in that: A right limit block (5) and a left limit block (6) are respectively installed on the surface of the guide installation block (3) and located on both sides of the middle limit block (7) by means of screws. The right limit block (5) and the left limit block (6) are used to limit the LVDT detection heads (8) on both sides.