CN112611802A - Terminal material area conductive coating crackle check out test set - Google Patents
Terminal material area conductive coating crackle check out test set Download PDFInfo
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- CN112611802A CN112611802A CN202011428633.4A CN202011428633A CN112611802A CN 112611802 A CN112611802 A CN 112611802A CN 202011428633 A CN202011428633 A CN 202011428633A CN 112611802 A CN112611802 A CN 112611802A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
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Abstract
The invention discloses a device for detecting cracks of a conductive coating of a terminal material belt, which comprises a base, a clamping mechanism, a probe and a detection device, wherein the clamping mechanism is arranged on the base; a clamping mechanism for driving the two probes to approach and depart from each other is arranged in the base; the two probes for detecting cracks of the conductive coating are respectively an ultrasonic generating probe and an ultrasonic receiving probe; and the two probes are electrically connected with the detection device arranged on the base. The terminal material belt conductive coating crack detection equipment can be used for conveniently detecting the conductive coating on the terminal through the cooperation of the probe, the detection device and the clamping mechanism, and the detection result is relatively accurate; through setting up stop gear, can restrict the axis of rotation reversal to prevented that the terminal from dropping from two probes.
Description
Technical Field
The invention relates to crack detection equipment, in particular to terminal material belt conductive coating crack detection equipment.
Background
In electrotechnology, a terminal is a multi-finger terminal, namely a wiring terminal, a type-dividing single hole, a double hole, a socket, a hook and the like, and the terminal mainly plays a role in transmitting electric signals or conducting electricity through material division, copper silver plating, copper zinc plating, copper, aluminum, iron and the like. In order to improve the conductive efficiency, the terminal is often provided with a conductive plating layer, and when the conductive plating layer is broken, a short circuit is often generated, so that the conductive efficiency is affected, and therefore crack detection is often required to be performed on the conductive plating layer on the terminal.
At present, visual display equipment is mostly used for detecting cracks on the surface of the conductive coating, the detection is carried out in the mode, when the intensity of external light is weak, and the cracks are small, the detection result is often large in error, and the cracks in the conductive coating cannot be detected only by the visual display equipment.
Disclosure of Invention
The invention aims to provide a device for detecting cracks of a conductive coating of a terminal material belt, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a crack detection device for a conductive coating of a terminal material belt comprises a base, a clamping mechanism, a probe and a detection device; a clamping mechanism for driving the two probes to approach and depart from each other is arranged in the base; the two probes for detecting cracks of the conductive coating are respectively an ultrasonic generating probe and an ultrasonic receiving probe; and the two probes are electrically connected with the detection device arranged on the base.
As a further scheme of the invention: the clamping mechanism comprises a rotating shaft, an incomplete gear, a movable plate, a connecting rod, an inner plate, an outer plate and a telescopic rod structure; two rotating shafts are symmetrically arranged in the base, and incomplete gears are fixed on the two rotating shafts; the initial rotation angles of the two incomplete gears are different by a half turn; the two incomplete gears are respectively and rotatably arranged in the openings of the two movable plates; tooth bars matched with the incomplete gear are arranged on the front side and the rear side of the opening of the movable plate, and when teeth at one end of the incomplete gear are contacted with the tooth bars on one side of the opening of the movable plate, teeth at the other end of the incomplete gear are just separated from the tooth bars on the other side of the opening of the movable plate; the upper ends of the inner sides of the two movable plates are respectively fixed with a connecting rod, and the two connecting rods respectively pass through the strip-shaped opening arranged at the upper end of the base in a sliding manner and are respectively fixed at the bottom of the outer plate; the outer plate is connected with the inner plate through a plurality of telescopic rod structures which are symmetrically distributed; the probe is arranged on the inner side of the inner plate; and the driving mechanism for driving the two rotating shafts to rotate is arranged in the base.
As a still further scheme of the invention: the probe is shaped as an inwardly directed semi-arc plate.
As a still further scheme of the invention: the telescopic rod structure comprises an outer plate, an inner plate, a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a sliding block, a spring, a sliding plate and a telescopic inner rod; the inner side of the inner plate is fixedly provided with a sliding plate through a plurality of telescopic inner rods, and the sliding plate is arranged in the outer plate in a sliding manner; one end of a first connecting rod and one end of a second connecting rod are hinged to one side of the inner part of the outer plate respectively; the other ends of the first connecting rod and the second connecting rod are respectively hinged with one ends of the fourth connecting rod and the third connecting rod, and the other ends of the first connecting rod and the second connecting rod are connected through a spring; the fourth connecting rod and the third connecting rod are hinged with each other, and the other ends of the fourth connecting rod and the third connecting rod are respectively hinged on the two sliding blocks; the two sliding blocks are respectively arranged in the two sliding grooves of the sliding plate in a sliding mode, and the sliding blocks are connected with the outer sides of the sliding grooves through springs.
As a still further scheme of the invention: a plurality of inner positioning rods are symmetrically fixed on the outer side of the movable plate; a plurality of interior locating lever slides respectively and sets up in a plurality of outer locating levers, and a plurality of outer locating levers are fixed in the base.
As a still further scheme of the invention: the driving mechanism comprises a rotating shaft, a worm and a handle; turbines are fixed on one sides of the bottoms of the two rotating shafts; the two worm wheels are respectively matched with the two worms; the two worms are fixed on the rotating shaft; the axis of rotation rotates and sets up in the base, and the lateral wall of base is passed in the rotation of one end of axis of rotation to link to each other with the handle.
As a still further scheme of the invention: one side of the handle is also provided with a limiting mechanism for limiting the reverse rotation of the rotating shaft; the limiting mechanism comprises a ratchet wheel, a limiting rod, an L-shaped fixing rod and a return spring; a ratchet wheel is fixed on the rotating shaft; the limiting rod matched with the ratchet wheel is rotatably arranged on the outer side of the base; and an L-shaped fixed rod for limiting the stop lever to rotate anticlockwise is further fixed on the outer side of the base, and the L-shaped fixed rod is connected with the stop lever through a plurality of reset springs.
Compared with the prior art, the invention has the beneficial effects that: through the cooperation of the probe, the detection device and the clamping mechanism, the conductive coating on the terminal can be conveniently detected, and the detection result is relatively accurate; through setting up stop gear, can restrict the axis of rotation reversal to prevented that the terminal from dropping from two probes.
Drawings
Fig. 1 is a schematic structural diagram of a device for detecting cracks of a conductive coating of a terminal material tape.
Fig. 2 is a schematic structural diagram of a clamping mechanism in the device for detecting cracks of the conductive coating of the terminal material tape.
Fig. 3 is a schematic structural diagram of a telescopic rod structure in the terminal material tape conductive coating crack detection device.
Fig. 4 is a schematic structural diagram of a limiting mechanism in the terminal material tape conductive coating crack detection device.
In the figure: 1. a base; 2. a rotating shaft; 3. an incomplete gear; 4. a movable plate; 5. a connecting rod; 6. an outer plate; 7. an inner plate; 8. a probe; 9. a detection device; 101. a first link; 102. a second link; 103. a third link; 104. a fourth link; 121. a slider; 122. a spring; 123. a slide plate; 11. a telescopic inner rod; 13. an inner positioning rod; 14. an outer positioning rod; 15. a rotating shaft; 16. a worm; 17. a handle; 18. a ratchet wheel; 19. a limiting rod; 20. an L-shaped fixing rod; 21. a return spring.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-3, the present embodiment provides a device for detecting cracks in a conductive coating of a terminal strip, which includes a base 1, a clamping mechanism, a probe 8, and a detection device 9; a clamping mechanism for driving the two probes 8 to approach and depart from each other is arranged in the base 1; the two probes 8 for conducting crack detection on the conductive coating are respectively an ultrasonic generating probe and an ultrasonic receiving probe; the two probes 8 are electrically connected with a detection device 9 arranged on the base 1; set up like this, when the conductive coating of terminal carries out the crack detection as required, fixture drives two probes 8 and is close to each other, thereby two probes 8 press from both sides the terminal tightly, ultrasonic wave takes place the probe and sends the ultrasonic wave this moment, when having the gas pocket in the conductive coating, the crackle, when layering class defect, when the ultrasonic wave propagates metal and defect interface department, will whole or partial reflection, the ultrasonic wave that reflects back is received by ultrasonic wave receiving probe, through the inside circuit processing of detection device 9, will demonstrate different height and have certain interval's wave form on detection device 9's fluorescent screen, thereby judge the depth of defect at conductive coating, position and shape according to the change characteristic of wave form.
Further, the clamping mechanism comprises a rotating shaft 2, an incomplete gear 3, a movable plate 4, a connecting rod 5, an outer plate 6, an inner plate 7 and a telescopic rod structure; two rotating shafts 2 are symmetrically arranged in the base 1, and incomplete gears 3 are fixed on the two rotating shafts 2; the initial rotation angles of the two incomplete gears 3 are different by a half turn; the two incomplete gears 3 are respectively and rotatably arranged in the openings of the two movable plates 4; tooth bars matched with the incomplete gear 3 are arranged on the front side and the rear side of the opening of the movable plate 4, and when teeth at one end of the incomplete gear 3 are contacted with the tooth bars on one side of the opening of the movable plate 4, teeth at the other end of the incomplete gear 3 are just separated from the tooth bars on the other side of the opening of the movable plate 4; the upper ends of the inner sides of the two movable plates 4 are respectively fixed with a connecting rod 5, and the two connecting rods 5 respectively pass through the strip-shaped opening arranged at the upper end of the base 1 in a sliding manner and are respectively fixed at the bottom of the outer plate 6; the outer plate 6 is connected with the inner plate 7 through a plurality of telescopic rod structures which are symmetrically distributed; the probe 8 is arranged on the inner side of the inner plate 7; and a driving mechanism for driving the two rotating shafts 2 to rotate is arranged in the base 1. Set up like this, when two pivot 2 rotations of actuating mechanism drive, because the initial rotation angle of two incomplete gear 3 differs half a circle to two fly leaf 4 can the inward movement, thereby drive planking 6 and inner panel 7 inward movement, thereby drive two probe 8 inward movements, and carry out the centre gripping to the terminal.
Further, the probe 8 is shaped as an inward semi-arc plate in order to clamp the terminal.
Further, in order to prevent the two probes 8 from exerting excessive pressure on the terminal, and the terminal structure is damaged, the telescopic rod structure comprises an outer plate 6, an inner plate 7, a first connecting rod 101, a second connecting rod 102, a third connecting rod 103, a fourth connecting rod 104, a sliding block 121, a spring 122, a sliding plate 123 and a telescopic inner rod 11; a sliding plate 123 is fixed on the inner side of the inner plate 7 through a plurality of telescopic inner rods 11, and the sliding plate 123 is arranged in the outer plate 6 in a sliding manner; one end of a first connecting rod 101 and one end of a second connecting rod 102 are respectively hinged to one side of the inner part of the outer plate 6; the other ends of the first connecting rod 101 and the second connecting rod 102 are hinged with one ends of a fourth connecting rod 104 and a third connecting rod 103 respectively, and the other ends of the first connecting rod 101 and the second connecting rod 102 are connected through a spring 122; the fourth connecting rod 104 and the third connecting rod 103 are hinged with each other, and the other ends of the fourth connecting rod 104 and the third connecting rod 103 are respectively hinged on the two sliding blocks 121; the two sliding blocks 121 are respectively arranged in the two sliding grooves of the sliding plate 123 in a sliding manner, and the sliding blocks 121 are connected with the outer sides of the sliding grooves through springs 122.
Further, in order to make the two movable plates 4 more stable in the moving process, a plurality of inner positioning rods 13 are symmetrically fixed on the outer sides of the movable plates 4; the inner positioning rods 13 are respectively arranged in the outer positioning rods 14 in a sliding manner, and the outer positioning rods 14 are fixed in the base 1; with the arrangement, the movable plate 4 can be positioned by matching the inner positioning rod 13 and the outer positioning rod 14, so that the movable plate is more stable in the movement process.
The driving mechanism comprises a rotating shaft 15, a worm 16 and a handle 17; turbines are fixed on one sides of the bottoms of the two rotating shafts 2; the two worm wheels are respectively matched with the two worms 16; both the two worms 16 are fixed on the rotating shaft 15; the rotating shaft 15 is rotatably arranged in the base 1, and one end of the rotating shaft 15 rotatably penetrates through the side wall of the base 1 and is connected with the handle 17; the arrangement is such that when the operator turns the handle 17, the two worm screws 16 are driven to rotate through the rotating shafts 15, and the two rotating shafts 2 are driven to rotate through the worm wheels.
The working principle of the embodiment is as follows: when the conductive coating of the terminal needs to be subjected to crack detection, the clamping mechanism drives the two probes 8 to be close to each other, so that the two probes 8 clamp the terminal, at the moment, the ultrasonic generating probe sends out ultrasonic waves, when defects such as air holes, cracks and layering exist in the conductive coating, the ultrasonic waves are transmitted to the interface of metal and the defects and are reflected completely or partially, the reflected ultrasonic waves are received by the ultrasonic receiving probe, and through the circuit processing inside the detection device 9, waveforms with different heights and certain intervals are displayed on the fluorescent screen of the detection device 9, so that the depth, position and shape of the defects in the conductive coating are judged according to the change characteristics of the waveforms.
Wherein, fixture's theory of operation is, rotates handle 17 when the staff to drive two worms 16 through axis of rotation 15 and rotate, thereby drive two pivot 2 rotations through the turbine, because two incomplete gear 3's initial rotation angle differs half a circle, thereby two fly leaf 4 can the inward movement, thereby drive inner panel 6 and planking 7 inward movement, thereby drive two probe 8 inward movements, and carry out the centre gripping to the terminal.
Example 2
Referring to fig. 4, the embodiment is further improved on the basis of embodiment 1, and the improvement is as follows: in order to prevent the terminal from falling off due to the reverse rotation of the rotating shaft 15, a limiting mechanism for limiting the reverse rotation of the rotating shaft 15 is further arranged on one side of the handle 17; the limiting mechanism comprises a ratchet wheel 18, a limiting rod 19, an L-shaped fixing rod 20 and a return spring 21; a ratchet wheel 18 is fixed on the rotating shaft 15; a limiting rod 19 matched with the ratchet wheel 18 is rotatably arranged on the outer side of the base 1; an L-shaped fixed rod 20 for limiting the stop rod 19 to rotate anticlockwise is further fixed on the outer side of the base 1, and the L-shaped fixed rod 20 is connected with the stop rod 19 through a plurality of return springs 21.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. The equipment for detecting the cracks of the conductive coating of the terminal material belt is characterized by comprising a base (1), a clamping mechanism, a probe (8) and a detection device (9); a clamping mechanism for driving the two probes (8) to approach and depart from each other is arranged in the base (1); the two probes (8) for conducting crack detection on the conductive coating are respectively an ultrasonic generating probe and an ultrasonic receiving probe; the two probes (8) are electrically connected with a detection device (9) arranged on the base (1).
2. The equipment for detecting the cracks of the conductive coating on the terminal material belt according to claim 1, wherein the clamping mechanism comprises a rotating shaft (2), an incomplete gear (3), a movable plate (4), a connecting rod (5), an outer plate (6), an inner plate (7) and a telescopic rod structure; two rotating shafts (2) are symmetrically arranged in the base (1), and incomplete gears (3) are fixed on the two rotating shafts (2); the initial rotation angles of the two incomplete gears (3) are different by half a turn; the two incomplete gears (3) are respectively and rotatably arranged in the openings of the two movable plates (4); tooth bars matched with the incomplete gear (3) are arranged on the front side and the rear side of the opening of the movable plate (4), and when teeth at one end of the incomplete gear (3) are contacted with the tooth bars on one side of the opening of the movable plate (4), the teeth at the other end of the incomplete gear (3) are just separated from the tooth bars on the other side of the opening of the movable plate (4); the upper ends of the inner sides of the two movable plates (4) are respectively fixed with a connecting rod (5), and the two connecting rods (5) respectively pass through a strip-shaped opening arranged at the upper end of the base (1) in a sliding manner and are respectively fixed at the bottom of the outer plate (6); the outer plate (6) is connected with the inner plate (7) through a plurality of telescopic rod structures which are symmetrically distributed; the probe (8) is arranged on the inner side of the inner plate (7); the driving mechanism for driving the two rotating shafts (2) to rotate is arranged in the base (1).
3. The apparatus for detecting cracks in the conductive coating of the terminal strip as claimed in claim 1, wherein the probe (8) is shaped as an inward semi-arc plate.
4. The equipment for detecting the cracks of the conductive plating layers on the terminal material belts as claimed in claim 2, wherein the telescopic rod structure comprises a first connecting rod (101), a second connecting rod (102), a third connecting rod (103), a fourth connecting rod (104), a sliding block (121), a spring (122), a sliding plate (123) and a telescopic inner rod (11); the inner side of the inner plate (7) is fixedly provided with a sliding plate (123) through a plurality of telescopic inner rods (11), and the sliding plate (123) is arranged in the outer plate (6) in a sliding manner; one end of a first connecting rod (101) and one end of a second connecting rod (102) are respectively hinged to one side of the inner part of the outer plate (6); the other ends of the first connecting rod (101) and the second connecting rod (102) are hinged with one ends of a fourth connecting rod (104) and a third connecting rod (103) respectively, and the other ends of the first connecting rod (101) and the second connecting rod (102) are connected through a spring (122); the fourth connecting rod (104) and the third connecting rod (103) are hinged with each other, and the other ends of the fourth connecting rod (104) and the third connecting rod (103) are respectively hinged on the two sliding blocks (121); the two sliding blocks (121) are respectively arranged in the two sliding grooves of the sliding plate (123) in a sliding mode, and the sliding blocks (121) are connected with the outer sides of the sliding grooves through springs (122).
5. The apparatus for detecting cracks in conductive coatings on terminal tapes according to claim 2, wherein a plurality of inner positioning rods (13) are symmetrically fixed on the outer side of the movable plate (4); the inner positioning rods (13) are respectively arranged in the outer positioning rods (14) in a sliding manner, and the outer positioning rods (14) are fixed in the base (1).
6. The apparatus for detecting cracks in conductive coating of terminal tape according to claim 2, wherein the driving mechanism comprises a rotating shaft (15), a worm (16) and a handle (17); turbines are fixed on one sides of the bottoms of the two rotating shafts (2); the two worm wheels are respectively matched with the two worms (16); the two worms (16) are fixed on the rotating shaft (15); the rotating shaft (15) is rotatably arranged in the base (1), and one end of the rotating shaft (15) rotatably penetrates through the side wall of the base (1) and is connected with the handle (17).
7. The device for detecting the cracks of the conductive coating on the terminal material tape according to claim 6, wherein a limiting mechanism for limiting the reverse rotation of the rotating shaft (15) is further arranged on one side of the handle (17); the limiting mechanism comprises a ratchet wheel (18), a limiting rod (19), an L-shaped fixing rod (20) and a return spring (21); a ratchet wheel (18) is fixed on the rotating shaft (15); a limiting rod (19) matched with the ratchet wheel (18) is rotatably arranged on the outer side of the base (1); an L-shaped fixing rod (20) for limiting the stop lever (19) to rotate anticlockwise is further fixed on the outer side of the base (1), and the L-shaped fixing rod (20) is connected with the stop lever (19) through a plurality of reset springs (21).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011428633.4A CN112611802A (en) | 2020-12-07 | 2020-12-07 | Terminal material area conductive coating crackle check out test set |
| PCT/CN2020/135811 WO2022120812A1 (en) | 2020-12-07 | 2020-12-11 | Terminal material strip conductive coating crack detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011428633.4A CN112611802A (en) | 2020-12-07 | 2020-12-07 | Terminal material area conductive coating crackle check out test set |
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| Publication Number | Publication Date |
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| CN112611802A true CN112611802A (en) | 2021-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011428633.4A Pending CN112611802A (en) | 2020-12-07 | 2020-12-07 | Terminal material area conductive coating crackle check out test set |
Country Status (2)
| Country | Link |
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| CN (1) | CN112611802A (en) |
| WO (1) | WO2022120812A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116511811B (en) * | 2023-06-30 | 2023-08-29 | 深圳市微琪思网络有限公司 | Positioning tool for welding end part of iron handle |
| CN116809462B (en) * | 2023-08-14 | 2024-06-18 | 唐山恭成科技有限公司 | Clamping and testing mechanism for sorting chip ceramic thermistors |
| CN117434152B (en) * | 2023-12-18 | 2024-03-22 | 宿迁学院 | Bridge reinforced steel structure detection device and detection method thereof |
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| WO2022120812A1 (en) | 2022-06-16 |
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