CN215338184U - Connector terminal long and short pin detection mechanism - Google Patents

Abstract

The utility model relates to a connector terminal long and short pin detection mechanism, which comprises a transportation material channel for transporting products, a positioning component arranged on one side of the transportation material channel, a long and short pin conversion component arranged on the other side of the transportation material channel, and a detection component arranged behind the long and short pin conversion component; the long and short pin conversion assembly comprises a conversion platform, two conversion guide rails arranged on the conversion platform, a conversion sliding plate arranged on the two conversion guide rails in a sliding manner, a conversion air cylinder arranged on the conversion platform and used for driving the conversion sliding plate to slide towards the direction of the conveying material channel, at least one conversion block arranged on the conversion sliding plate, a plurality of detection pins which pass through the conversion block in a floating manner and correspond to the positions of terminals, and a plurality of springs arranged in the conversion block and sleeved on the detection pins; by adopting the detection pin conversion mode, the detection area can be increased, the misjudgment rate is reduced, and the length of the terminals which are unqualified can be detected, so that the next step of repair is facilitated, and the production cost is saved.

Description

Connector terminal long and short pin detection mechanism

Technical Field

The utility model relates to the field of connector production, in particular to a connector terminal long and short pin detection mechanism.

Background

Connectors, also commonly referred to as circuit connectors, are electrical connectors that bridge two conductors in a circuit so that current or signals can flow from one conductor to the conductor means of the other conductor; an electrical connector is a motor system that provides a separable interface for connecting two sub-electronic systems, simply, the components used to complete the electrical connection between the circuits or electronic machines become the connector, i.e., the bridge between the two.

Generally, an electronic connector comprises a plastic body and a terminal, which are independent of each other before the connector is assembled, and an automatic machine is used for assembling the plastic body and the terminal together; at present, after a plastic body and a terminal are assembled, whether the length of the terminal is qualified or not needs to be detected through a detection mechanism, but the head of the terminal needs to be scanned by the existing detection mechanism whether a laser displacement sensor or a CCD camera is adopted to detect the long pin and the short pin of the terminal, under the normal condition, the head of the terminal is very small, the head is a fracture surface, burrs exist on the fracture surface after the fracture, and the detection precision is seriously influenced; therefore, a detection structure using a detection pin detection is also available on the market, such as a connector internal long and short pin detection device disclosed in prior art 201621443601.0, and during operation: detecting a through hole on the first detection piece through the optical fiber correlation device, wherein when the through hole of the first detection piece corresponds to the optical fiber correlation device, the detected product is a high-quality product; when the long and short pins in the connector are not in place, after a certain first detection piece is displaced, the through hole of the first detection piece is displaced relative to the through holes of other first detection pieces, so that the numerical value on the optical fiber amplifier is changed, and a user can conveniently judge whether a product is a defective product.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a connector terminal long and short pin detection mechanism.

In order to achieve the purpose, the utility model adopts the technical scheme that: a connector terminal long and short pin detection mechanism comprises a transportation material channel, a positioning assembly, a long and short pin conversion assembly and a detection assembly, wherein the transportation material channel is horizontally placed for transporting products, the positioning assembly is arranged on one side of the transportation material channel and used for fixing the products in the transportation material channel, the long and short pin conversion assembly is arranged on the other side of the transportation material channel and used for converting the length of a product terminal, and the detection assembly is arranged behind the long and short pin conversion assembly and used for detecting the long and short pin conversion assembly; the long and short needle conversion assembly comprises a conversion platform, two conversion guide rails which are arranged on the conversion platform and are perpendicular to the conveying material channel, a conversion sliding plate which is arranged on the two conversion guide rails in a sliding mode, a conversion cylinder which is arranged on the conversion platform and is used for driving the conversion sliding plate to slide along the conveying material channel, at least one conversion block which is arranged on the conversion sliding plate, a plurality of detection needles which are arranged in the conversion block in a floating mode and correspond to terminal positions, and a plurality of springs which are arranged in the conversion block and sleeved on the detection needles and are used for driving the detection needles to move along the conveying material channel.

Preferably, a base plate is arranged at one end, close to the conveying channel, of the conversion sliding plate; the base plate is provided with a clamping groove which is arranged in parallel with the conveying material channel; the bottom of the conversion block is provided with a connecting part which can be matched with the clamping groove.

Preferably, the detection assembly comprises a detection support, a Z-axis servo module vertically arranged on the detection support, an X-axis servo module horizontally arranged at the drive end of the Z-axis servo module, a mounting plate vertically arranged at the drive end of the X-axis servo module, and distance measuring sensors arranged on the mounting plate and corresponding to the number of the conversion blocks.

Preferably, the positioning assembly comprises a positioning platform, two positioning guide rails arranged on the positioning platform and perpendicular to the conveying material channel, a positioning sliding plate arranged on the two positioning guide rails in a sliding manner, a positioning cylinder arranged on the positioning platform and used for driving the positioning sliding plate to slide towards the conveying material channel, and two positioning heads respectively arranged on the positioning sliding plate and used for fixing the terminals in the conveying material channel.

Preferably, a buffer is arranged between the conveying channel and the positioning sliding plate on the positioning platform.

Preferably, the positioning heads are clamped with the positioning sliding plate, and the clamping positions of the positioning heads are fixed through screws.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

by adopting the detection pin conversion mode, the detection area can be increased, the misjudgment rate is reduced, and the length of the terminals which are unqualified can be detected, so that the next step of repair is facilitated, and the production cost is saved.

Drawings

The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:

fig. 1 is a schematic structural diagram of a connector terminal long and short pin detection mechanism according to the present invention;

FIG. 2 is a schematic structural view of a positioning assembly of the present invention;

FIG. 3 is a schematic structural diagram of a long-short pin switching assembly according to the present invention;

FIG. 4 is a schematic structural diagram of a detecting assembly according to the present invention.

Wherein: 1. a material conveying channel; 2. a positioning assembly; 21. positioning the platform; 22. positioning the guide rail; 23. positioning the sliding plate; 24. positioning the air cylinder; 25. positioning the head; 26. a buffer; 3. a long and short pin conversion component; 31. a conversion platform; 32. converting the guide rail; 33. converting the sliding plate; 34. a base plate; 35. a card slot; 36. a connecting portion; 37. a conversion block; 38. needle detection; 39. a conversion cylinder; 4. a detection component; 41. detecting the bracket; 42. a Z-axis servo module; 43. an X-axis servo module; 44. mounting a plate; 45. a ranging sensor; 5. and (5) producing the product.

Detailed Description

The utility model is described in further detail below with reference to the figures and the embodiments.

Fig. 1-4 show a connector terminal long and short pin detection mechanism according to the present invention, which includes a transportation material channel 1 horizontally disposed for transporting a product 5, a positioning assembly 2 disposed on one side of the transportation material channel 1 for fixing the product 5 in the transportation material channel 1, a long and short pin conversion assembly 3 disposed on the other side of the transportation material channel 1 for converting the length of the terminal of the product 5, and a detection assembly 4 disposed behind the long and short pin conversion assembly 3 for detecting the long and short pin conversion assembly 3; the positioning assembly 2 comprises a positioning platform 21, two positioning guide rails 22 which are arranged on the positioning platform 21 and are perpendicular to the transportation material channel 1, a positioning sliding plate 23 which is arranged on the two positioning guide rails 22 in a sliding manner, a positioning cylinder 24 which is arranged on the positioning platform 21 and is used for driving the positioning sliding plate 23 to slide towards the transportation material channel 1, and two positioning heads 25 which are respectively arranged on the positioning sliding plate 23 and are used for fixing terminals in the transportation material channel 1; the long and short pin conversion assembly 3 comprises a conversion platform 31, two conversion guide rails 32 which are arranged on the conversion platform 31 and are perpendicular to the transportation material channel 1, a conversion sliding plate 33 which is arranged on the two conversion guide rails 32 in a sliding manner, a conversion cylinder 39 which is arranged on the conversion platform 31 and is used for driving the conversion sliding plate 33 to slide towards the transportation material channel 1, four conversion blocks 37 which are arranged on the conversion sliding plate 33, a plurality of detection pins 38 which float and penetrate through the conversion blocks 37 and correspond to the positions of terminals, and a plurality of springs which are arranged in the conversion blocks 37 and are sleeved on the detection pins 38 and are used for driving the detection pins 38 to move towards the transportation material channel 1; the detection assembly 4 comprises a detection bracket 41, a Z-axis servo module 42 vertically arranged on the detection bracket 41, an X-axis servo module 43 horizontally arranged at the driving end of the Z-axis servo module 42, a mounting plate 44 vertically arranged at the driving end of the X-axis servo module 43, and four distance measuring sensors 45 arranged on the mounting plate 44 and corresponding to the conversion block 37; when in work: the conveying channel is used for continuously conveying the products 5, so that the assembly line type processing production is realized, and the production efficiency is greatly improved; when the product 5 moves to the detection station, the positioning cylinder 24 drives the positioning slide plate 23 to drive the two positioning heads 25 to move towards the direction of the transportation material channel 1, so as to fix the product 5 in the transportation material channel 1 and prevent the product 5 from shaking, then the conversion cylinder 39 drives the conversion slide plate 33 to drive the four conversion blocks 37 to move towards the direction of the transportation material channel 1 until the four conversion blocks 37 are respectively contacted with the terminals of the product 5, because the detection needles 38 on the four conversion blocks 37 are in floating rotation, the product can retreat according to the length of the terminals of the product 5 and overcome the spring force, then the Z-axis servo module 42 drives the four distance measuring sensors 45 to move downwards until the four distance measuring sensors are flush with the conversion blocks 37, finally the X-axis servo module 43 drives the four distance measuring sensors 45 to move leftwards and rightwards, so as to respectively scan the detection needles 38 on the four conversion blocks 37, and because the heads of the detection needles 38 are planes, the light rays emitted by the distance measuring sensors 45 can be reflected, so as to calculate the length of the terminal of the product 5 according to the received reflection signal, wherein the Pin is adopted by the detection Pin 38; by adopting the switching mode of the detection pins 38, the detection area can be increased, the misjudgment rate is reduced, and the length of the terminals which are unqualified can be detected, so that the next step of repair is facilitated, and the production cost is saved.

Further, a backing plate 34 is arranged at one end, close to the material conveying channel 1, of the conversion sliding plate 33; the backing plate 34 is provided with a clamping groove 35 which is arranged in parallel with the material conveying channel 1; the bottom of the conversion block 37 is provided with a connecting part 36 which can be matched with the clamping groove 35; when in work: adopt draw-in groove 35 and connecting portion 36 joint, can change conversion block 37 fast according to different model products 5, improve work efficiency.

Further, a buffer 26 is arranged between the conveying channel 1 and the positioning sliding plate 23 on the positioning platform 21; when in work: the positioning slide 23 is cushioned by the bumper 26, thereby cushioning the positioning head 25 and preventing the positioning head 25 from damaging the product 5.

Furthermore, the positioning heads 25 are clamped with the positioning sliding plate 23, and the clamping positions are fixed through screws; when in work: because the stress of the positioning head 25 is large, if the positioning head is fixed only by the screw, the screw is easy to break after long-time work, the positioning head 25 is clamped with the positioning sliding plate 23, and then the screw is fixed, so that the service life of the screw can be greatly prolonged, and the position precision of the positioning head 25 is ensured.

The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims (6)

1. A connector terminal long and short pin detection mechanism is characterized in that: the device comprises a transportation material channel for transporting products, a positioning component, a long and short pin conversion component and a detection component, wherein the transportation material channel is horizontally arranged, the positioning component is arranged on one side of the transportation material channel and used for fixing the products in the transportation material channel, the long and short pin conversion component is arranged on the other side of the transportation material channel and used for converting the length of a product terminal, and the detection component is arranged behind the long and short pin conversion component and used for detecting the long and short pin conversion component; the long and short needle conversion assembly comprises a conversion platform, two conversion guide rails which are arranged on the conversion platform and are perpendicular to the conveying material channel, a conversion sliding plate which is arranged on the two conversion guide rails in a sliding mode, a conversion cylinder which is arranged on the conversion platform and is used for driving the conversion sliding plate to slide along the conveying material channel, at least one conversion block which is arranged on the conversion sliding plate, a plurality of detection needles which are arranged in the conversion block in a floating mode and correspond to terminal positions, and a plurality of springs which are arranged in the conversion block and sleeved on the detection needles and are used for driving the detection needles to move along the conveying material channel.

2. The connector terminal long and short pin detection mechanism according to claim 1, wherein: a base plate is arranged at one end of the conversion sliding plate, which is close to the material conveying channel; the base plate is provided with a clamping groove which is arranged in parallel with the conveying material channel; the bottom of the conversion block is provided with a connecting part which can be matched with the clamping groove.

3. The connector terminal long-short pin detection mechanism according to claim 1 or 2, characterized in that: the detection assembly comprises a detection support, a Z-axis servo module vertically arranged on the detection support, an X-axis servo module horizontally arranged at the drive end of the Z-axis servo module, a mounting plate vertically arranged at the drive end of the X-axis servo module, and distance measuring sensors arranged on the mounting plate and corresponding to the number of the conversion blocks.

4. The connector terminal long and short pin detection mechanism according to claim 3, wherein: the positioning assembly comprises a positioning platform, two positioning guide rails, a positioning sliding plate, a positioning cylinder and two positioning heads, wherein the two positioning guide rails are arranged on the positioning platform and are perpendicular to the conveying material channel, the positioning sliding plate is arranged on the two positioning guide rails in a sliding mode, the positioning cylinder is arranged on the positioning platform and is used for driving the positioning sliding plate to slide towards the conveying material channel, and the two positioning heads are respectively arranged on the positioning sliding plate and are used for fixing terminals in the conveying material channel.

5. The connector terminal long-short pin detection mechanism according to claim 4, wherein: and a buffer is arranged between the conveying channel and the positioning sliding plate on the positioning platform.

6. The connector terminal long-short pin detection mechanism according to claim 5, characterized in that: the positioning head is clamped with the positioning sliding plate, and the clamping position of the positioning head is fixed through a screw.

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