CN110112081B

CN110112081B - Diode pin measuring device with correction function and using method thereof

Info

Publication number: CN110112081B
Application number: CN201910402868.7A
Authority: CN
Inventors: 曹高煜
Original assignee: Shenzhen Xindu Semiconductor Co ltd
Current assignee: Shenzhen Xindu Semiconductor Co.,Ltd.
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2021-10-08
Anticipated expiration: 2039-05-15
Also published as: CN110112081A

Abstract

The invention discloses a diode pin measuring device with a correcting function and a using method thereof, wherein the device comprises: the device comprises a fixed base plate, clamping blocks, a support for inserting a diode packaging body, a rotary type clamping mechanism, a correcting mechanism, an elastic contact block and a measuring mechanism, wherein the rotary type clamping mechanism is installed on the support, the correcting mechanism is used for correcting pins of the diode packaging body, the elastic contact block is used for being in contact with or breaking contact with the pins so as to control power on and off, and the measuring mechanism is used for measuring the lengths of the pins. The correcting mechanism can correct the pins, the measuring mechanism can reflect the lengths of the corrected pins, the two functions are ingeniously combined, the elastic electric shock block is used for triggering the correcting mechanism to operate, the correcting mechanism is ingenious and accurate, under the cooperation of the rotary clamping mechanism, the correcting mechanism and the measuring mechanism, the correction is reliable, and the measurement is simple and convenient.

Description

Diode pin measuring device with correction function and using method thereof

Technical Field

The invention relates to the technical field of correction measuring tools, in particular to a diode pin measuring device with a correction function and a using method thereof.

Background

The diode is one of the most commonly used electronic components, and the most characteristic of the diode is unidirectional conduction, that is, current can only flow through the diode in one direction, the diode is provided with a rectifying circuit, a detection circuit, a voltage stabilizing circuit and various modulation circuits, which are mainly composed of the diode, and in order to distinguish the anode and the cathode of a diode lead angle, the lead angle length of the cathode of the diode is usually slightly smaller than that of the anode, so that the lead angle length of the cathode of the diode is usually required to be measured in the production process of the diode, but the lead pin of the diode is bent, so that the lead angle length of the cathode of the diode is not easy to distinguish, and the accurate measurement of the lead angle length of the cathode of the diode before correction is inconvenient.

Disclosure of Invention

Aiming at the problems, the invention provides the diode pin measuring device with the correction function and the use method thereof, the structure is ingenious, the use is convenient, and the problems in the background technology can be effectively solved.

In order to achieve the purpose, the invention provides the following technical scheme:

a diode pin measurement device with a correction function, comprising: the fixed base plate, clamp splice, be used for cartridge diode packaging body's support, install rotary type clamping mechanism on the support, be used for carrying out the correctional agency corrected to diode packaging body's pin, be used for contacting or breaking contact with the control circular telegram piece that touches with the elasticity of cutting off the power supply with the pin to and, be used for measuring the measuring mechanism of pin length, the clamp splice slides and sets up on fixed base plate, the support is fixed to be set up on fixed base plate, clamping mechanism rotates and sets up on the support, and correctional agency sets up on clamping mechanism, and the electric piece is installed on the support to elasticity touch, clamping mechanism, correctional agency's number is two, measuring mechanism installs on fixed base plate, elasticity touches electric piece electric connection correctional agency, elasticity touches the piece and installs on the support, and a correctional agency corresponds two elasticity and touches the electric piece.

Through adopting above-mentioned technical scheme, correction mechanism can correct the pin, and measuring mechanism can reflect the pin length after correcting, and two kinds of functions combine ingeniously, utilize elasticity to electrocute the piece and trigger the correction mechanism function, and is ingenious accurate, under rotary type clamping mechanism, correction mechanism, measuring mechanism's cooperation, correct reliably, and it is simple and convenient to measure.

As a preferred technical scheme of the present invention, the clamping mechanism includes a rotary table and transmission arms, one end of each transmission arm is movably inserted into the support, a sliding groove for the transmission arm to slide is formed in the support, the other end of each transmission arm is movably inserted into the rotary table, a through hole for the pin to pass through is formed in the center of the rotary table, a guide groove for the transmission arm to move and guide is further formed in the rotary table, the correcting mechanism is arranged at one end of each transmission arm, which is close to the support, and at least three transmission arms are provided. Through adopting above-mentioned technical scheme, rotate the carousel, can realize the relative motion or the reverse motion of each driving arm to press from both sides tight or loosen the pin, compact structure is reasonable.

As a preferable technical scheme of the invention, the guide grooves extend towards the outer edge of the turntable in an arc shape, one end of each guide groove is close to the rotating center of the turntable, the other end of each guide groove is far away from the rotating center of the turntable, the number of the guide grooves is matched with the number of the transmission arms, and the guide grooves are uniformly distributed relative to the rotating center of the turntable. By adopting the technical scheme, the arrangement of the structure and the position of the guide groove is beneficial to rotating the turnplate, namely, the opposite or reverse movement of the transmission arms is realized.

As a preferred technical solution of the present invention, the correcting mechanism includes a correcting body and at least three piezoelectric ceramics, the correcting body is fixedly mounted on one end of the transmission arm close to the support and located at a side where the correcting body can contact the pin, and each piezoelectric ceramics is electrically connected to the elastic contact block. By adopting the technical scheme, the specific structure of the correction mechanism can deform after being electrified by utilizing the property of the piezoelectric ceramics, so that the electrified condition of each piezoelectric ceramic can be controlled, the deformation of the correction body can be realized, and the correction mechanism acts on the pins to correct the pins.

As a preferred technical scheme of the invention, the support comprises two support arms and two sleeves, the support arms are fixedly connected to the fixed bottom plate, the two sleeves are vertically arranged on the support arms side by side or horizontally arranged on the support arms side by side, a through hole for a pin to pass through is formed in the center of each sleeve, the sliding groove is formed in each sleeve, and the turntable is rotatably mounted on each sleeve. Through adopting above-mentioned technical scheme, telescopic setting is favorable to wearing to establish of pin, is favorable to clamping mechanism's rotation installation, and the shape of spout, but the shape of adaptation in the guide way also need not keep unanimous certainly, only need guarantee that the one end of driving arm can remove in the spout can.

As a preferred embodiment of the present invention, both ends of the elastic electric contact block are fixedly mounted on the sleeve, and the two elastic electric contact blocks are arranged side by side. Through adopting above-mentioned technical scheme, the concrete structure and the overall arrangement of electric piece are touched to elasticity are favorable to wearing to establish of pin, are favorable to carrying out real-time power on-off control to correction mechanism.

According to a preferred technical scheme, side gear rings are arranged at the outer edge of the side face, away from the sleeves, of the rotary table, a T-shaped connecting arm is connected between the two sleeves, the outer side end of the T-shaped connecting arm is connected with a limiting block in a limiting sliding mode, clamping tooth blocks used for clamping the gear rings on the sides are fixed at the two ends, close to the side face of the rotary table, of the limiting block, a spring is sleeved on the T-shaped connecting arm, one end of the spring is connected with the limiting block, and the other end of the spring is connected with the T-shaped connecting arm. Through adopting above-mentioned technical scheme, the stopper can carry out spacing locking to two side ring gears to carry out the spacing locking of certain degree to the carousel, prevent that two carousels from unexpected rotating.

As a preferable aspect of the present invention, the measuring mechanism is a measuring scale or a displacement measuring instrument. Through adopting above-mentioned technical scheme, measuring mechanism adopts the dipperstick, can directly read out the length of the pin after being corrected, if adopt the displacement measurement ware, the root of measurable quantity pin is for the displacement volume of support, measures the length of pin.

The use method of the diode pin measuring device with the correction function adopts any one of the diode pin measuring devices with the correction function, and is characterized by comprising the following steps of:

A. placing the diode packaging body on a clamping block for clamping, enabling the pins to penetrate through the correcting mechanism, the clamping mechanism and the elastic electric contact block, and moving the clamping block to enable the clamping block to be attached to the support;

B. the clamping mechanism is rotated to clamp the pins, and when the elastic electric contact block touches the pins, the correction mechanism is started to operate to correct the pins;

C. the correction mechanism performs extrusion pushing type correction on the pins, and drives the pins to move relative to the support while correcting the pins; or the clamping block moves to drive the pin to move relative to the bracket;

D. when the pin moves to be separated from the contact with the elastic electric contact block, the correcting mechanism stops operating, the pin stops moving, and the reading of the measuring mechanism reflects the length of the pin at the moment. Through adopting above-mentioned technical scheme, convenient to use, the function is various complete, and easy operation.

As a preferred technical solution of the present invention,

in the step A, each pin passes through the through hole in the center of each sleeve, the elastic electric-contact block and the center of the turntable, and when the clamping block is attached to the sleeve or the supporting arm, the root of each pin is in the reference zero position of the measuring mechanism;

and in the step B, the turntable is rotated to enable the transmission arms to move towards the direction close to the pins, when the turntable rotates in place, the correction bodies on the transmission arms are abutted against the pins, and under the condition of electrifying, each piezoelectric ceramic on the correction bodies is deformed through electric quantity control, so that each correction body acts on the pins to correct the pins. By adopting the technical scheme, the correction pin is convenient and easy to use, and the length of the measurement pin is visual and controllable.

Compared with the prior art, the invention has the beneficial effects that: the correcting mechanism can correct the pin, the measuring mechanism can reflect the length of the corrected pin, the two functions are ingeniously combined, the elastic electric shock block is used for triggering the correcting mechanism to operate, ingeniously and accurately, under the cooperation of the rotary type clamping mechanism, the correcting mechanism and the measuring mechanism, the correction is reliable, the measurement is simple and convenient, and the popularization and the application are facilitated.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;

FIG. 3 is a right side view of the pin, support arm and sleeve arrangement of the present invention;

FIG. 4 is a left side view of a structure of a pin, a sleeve, a motor body, a driving arm, a first piezoelectric ceramic and an elastic contact block according to the present invention;

FIG. 5 is a front cross-sectional view of a pin, a sleeve, a motor body, a driving arm, a first piezoelectric ceramic, a second piezoelectric ceramic, a third piezoelectric ceramic, and an elastic contact block structure according to the present invention;

fig. 6 is a right side cross-sectional view of the turntable and actuator arm arrangement of the present invention.

In the figure: the LED packaging structure comprises a fixed bottom plate 1, a clamping block 2, a diode packaging body 3, a pin 4, a supporting arm 5, a sleeve 6, a rotary disc 7, a guide groove 8, a motor body 9, a transmission arm 10, a first piezoelectric ceramic 11, a second piezoelectric ceramic 12, a third piezoelectric ceramic 13, an elastic contact block 14, a T-shaped connecting arm 15, a limiting block 16, a spring 17, a clamping tooth block 18 and a side tooth ring 19.

Detailed Description

The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 6, the present invention provides a diode pin measuring device with a correction function, including: the fixed baseplate 1, the clamp splice 2, a support for inserting diode packaging body 3, install the rotary type clamping mechanism on the support, a correction mechanism for correcting pin 4 for diode packaging body 3, an elasticity electricity-touching block 14 for contacting or breaking contact with pin 4 in order to control the power-on and power-off, and, a measuring mechanism for measuring pin 4 length, clamp splice 2 slides and sets up on fixed baseplate 1, the support is fixed to be set up on fixed baseplate 1, clamping mechanism rotates and sets up on the support, correction mechanism sets up on clamping mechanism, elasticity electricity-touching block 14 is installed on the support, clamping mechanism, correction mechanism's number is two, measuring mechanism installs on fixed baseplate 1, elasticity electricity-touching block 14 electric connection correction mechanism, elasticity electricity-touching block 14 is installed on the support, a correction mechanism corresponds two elasticity electricity-touching block 14. The measuring mechanism is a measuring scale or a displacement measurer.

Clamping mechanism includes carousel 7 and driving arm 10, and the one end activity of driving arm 10 is inserted and is located on the support, has seted up on the support and has supplied the gliding spout of driving arm 10, and the other end activity of driving arm 10 is worn to establish on carousel 7, and the central point of carousel 7 puts and offers the through-hole that is used for pin 4 to pass, still sets up the guide way 8 that supplies driving arm 10 motion guide on carousel 7, and correction mechanism sets up the one end that is close to the support on driving arm 10, and driving arm 10 is at least three.

Referring to fig. 6, the guide grooves 8 extend in an arc shape toward the outer edge of the turntable 7, one end of each guide groove 8 is close to the rotation center of the turntable 7, the other end of each guide groove 8 is far away from the rotation center of the turntable 7, the number of the guide grooves 8 is matched with the number of the transmission arms 10, and the guide grooves 8 are uniformly distributed relative to the rotation center of the turntable 7.

Referring to fig. 5, the correcting mechanism includes a correcting body and at least three piezoelectric ceramics, the correcting body is fixedly mounted on the end of the transmission arm 10 close to the support and is located at a side where the driving arm can contact the pins 4, and each piezoelectric ceramics is electrically connected to the elastic contact block 14.

Referring to fig. 1 and 3, the support includes two support arms 5 and two sleeves 6, the support arms 5 are fixedly connected to the fixing base plate 1, the two sleeves 6 are vertically arranged on the support arms 5 side by side or horizontally arranged on the support arms 5 side by side, a through hole for the pin 4 to pass through is formed in the center of each sleeve 6, the sliding groove is formed in the sleeve 6, and the turntable 7 is rotatably mounted on the sleeve 6.

Referring to fig. 4, two ends of the elastic contact block 14 are fixedly mounted on the sleeve 6, and the two elastic contact blocks 14 are arranged side by side.

Referring to fig. 2 and 6, a side gear ring 19 is arranged at an outer edge of a side surface of the turntable 7, which is away from the sleeves 6, a T-shaped connecting arm 15 is connected between the two sleeves 6, a limiting block 16 is connected to an outer side end of the T-shaped connecting arm 15 in a limiting and sliding manner, latch blocks 18 for clamping the side gear rings 19 on each side are fixed at two ends of the side surface of the limiting block 16, a spring 17 is sleeved on the T-shaped connecting arm 15, one end of the spring 17 is connected with the limiting block 16, and the other end of the spring 17 is connected with the T-shaped connecting arm 15.

More specifically, from another perspective, the fixed base plate 1 provides a supporting function for a structure in which the front face of the fixed base plate 1 is provided with a scale, and the right starting point of the scale is on the same vertical longitudinal plane as the left side face of the sleeve 6.

The clamping block 2 slides along the upper surface of the fixed bottom plate 1 in a left-right limiting way. The diode package 3 is clamped by the clamping block 2, and the diode package 3 is fixedly connected with the two pins 4. The number of the pins 4 is two, and the two pins 4 are fixedly arranged on the right side of the diode package body 3.

The quantity of support arm 5 is two, and two equal fixed connection of support arm 5 are on PMKD 1. The quantity of sleeve 6 is two, and two equal fixed connection of sleeve 6 are between two support arms 5, and two pins 4 pass the through-hole that two 6 upper end covers middle parts of sleeve set up respectively, and the gliding spout of confession driving arm 10 is all seted up on the right side of two sleeves 6 as shown in fig. 5.

The number of the turntables 7 is two, and the two turntables 7 respectively limit and rotate on the right sides of the two sleeves 6. The guide groove 8 is opened on the turntable 7. The number of motor bodies 9 is eight, and eight motor bodies 9 divide into two sets ofly, and two sets of motor bodies 9 activity respectively are established in two sleeves 6, and every four is a set of, and a set of motor body 9 uses pin 4 as the setting of central line equipartition. The quantity of drive arm 10 is eight, eight drive arm 10 divide into two sets ofly, the left end of eight drive arms 10 passes the spout on sleeve 6 right side and respectively with eight motor body 9 fixed connection, the spacing slip of cell wall of guide way 8 is followed to the right-hand member of drive arm 10, through twisting carousel 7, by the rotation of carousel 7 and through the process that drive arm 10 slided along the 8 cell walls of guide way, make each drive arm 10 use pin 4 in figure 4 as the centre of a circle to expand or contract week so that the insertion of pin 4 all around, the right-hand member of four drive arms 10 of every group passes through the cross connection (as shown in figure 6), the tip accessible elastic component of drive arm 10 is connected in each tip of cross, can guarantee that the removal of drive arm 10 is smooth and steady.

The three piezoelectric ceramics are respectively a first piezoelectric ceramic 11, a second piezoelectric ceramic 12 and a third piezoelectric ceramic 13, the correction body is a motor body 9, and the cross section of the motor body 9 is triangular. The first piezoelectric ceramic 11 is fixedly arranged on one side surface of the motor body 9. The second piezoelectric ceramics 12 are fixedly arranged on the other side face of the motor body 9, the second piezoelectric ceramics 12 and the first piezoelectric ceramics 11 are both electrically connected with an external first driving circuit, and the first driving circuit is connected with the elastic electric contact block 14. The third piezoelectric ceramic 13 is fixedly arranged on the other side surface of the motor body 9, the third piezoelectric ceramic 13 is electrically connected with an external second driving circuit, and the second driving circuit is connected with the elastic electric contact block 14. Each piezoelectric ceramic can realize deformation under the driving of each driving circuit, and then the correction body generates deformation to act on each pin.

The quantity that electric piece 14 was touched to elasticity is four, four elasticity is touched electric piece 14 and is divided into two sets ofly, two sets of elasticity is touched electric piece 14 and is fixed respectively and establish in two sleeves 6, the middle part that electric piece 14 was touched to two sets of elasticity contacts with two pins 4 respectively, and the left surface that electric piece 14 was touched to two sets of elasticity is with on same vertical face so that the right side end of negative pole pin 4 just breaks away from elasticity when touching electric piece 14, whole device outage no longer moves, thereby read the data on the perpendicular to the fixed baseplate 1 front scale of right flank institute of diode packaging body 3 this moment, and then obtain the length of negative pole pin 4.

The elastic electric-contacting block 14 is respectively connected with the power switch signal of the first driving circuit for driving each second piezoelectric ceramic 12 and first piezoelectric ceramic 11 and the second driving circuit for driving each third piezoelectric ceramic 13 through the control switch, and the voltage value transmitted to the pin 4 by the elastic electric-contacting block 14 is the safe voltage value that the diode packaging body 3 can receive, and then when the elastic electric-contacting block 14 is contacted with the pin 4, the whole device can be electrified so as to operate. When the elastic contact blocks 14 in the same group are communicated through the pins 4 and the control switches are communicated, the first driving circuit and the second driving circuit start to drive each piezoelectric ceramic to start working.

The vertical walls of the T-shaped connecting arms 15 are fixedly connected with the two sleeves 6 respectively. The limiting block 16 is sleeved on the cross arm of the T-shaped connecting arm 15 in a sliding mode. The spring 17 is sleeved on a cross arm of the T-shaped connecting arm 15, two ends of the spring 17 are fixedly connected with a vertical wall and a limiting block 16 of the T-shaped connecting arm 15 respectively, the elastic force of the spring 17 is utilized, so that the latch block 18 can move rightwards and be separated from the side gear ring 19 when the turntable 7 rotates every time, and the latch block 18 can be clamped between two side teeth of the side gear ring 19 again when the turntable 7 stops rotating, so that the position of the turntable 7 is fixed. The number of the latch blocks 18 is two, and the two latch blocks 18 are both fixedly connected to the limiting block 16 and arranged towards the side gear ring 19. The number of the side gear rings 19 is two, the two side gear rings 19 are respectively and fixedly connected to the circumference of the right end face of the two turntables 7 (shown in fig. 1), and the two side gear rings 19 are respectively clamped with the two clamping tooth blocks 18.

The working principle is as follows: when the diode pin measuring device with the correction function is used, the diode packaging body 3 is clamped and placed on the clamping block 2, then the rotating disc 7 is twisted, each transmission arm 10 expands around the pin 4 in the figure 4 through the rotation of the rotating disc 7 and the process that the transmission arm 10 slides along the groove wall of the guide groove 8, then the motor bodies 9 are synchronously driven to move so as to insert the pin 4, so that the clamping block 2 is pushed rightwards at the moment, the two pins 4 respectively penetrate through the two sleeves 6, the right side surface of the diode packaging body 3 is attached to the left side surface of the sleeve 6, then the rotating disc 7 is rotated reversely and the transmission of the transmission arm 10 is carried out, the end part of each motor body 9 is attached to the periphery of the pin 4, in the process, the elastic force of the spring 17 is utilized, when the rotating disc 7 rotates each time, the gear clamping block 18 can move rightwards and is separated from the side gear ring 19, and when the rotating disc 7 stops rotating, the latch block 18 can be clamped between two side teeth of the side gear ring 19 again, so that the position of the rotary table 7 is fixed, each piezoelectric ceramic deforms and can lead to weak deformation of the motor body, specifically, the first piezoelectric ceramic 11, the second piezoelectric ceramic 12 and the third piezoelectric ceramic 13 enable the end of the motor body 9 to generate vertical and horizontal motions (namely, a contact point of the motor body 9 and the pin 4 of the diode packaging body 3 generates an elliptical motion), and a slight elliptical motion is generated after synthesis, so that on one hand, the pin moves leftwards relative to the support through the friction force between the motor body 9 and the pin 4, and on the other hand, the pin is knocked to the bent part of the pin 4 to correct the bent part of the pin 4, so that the subsequent measurement of the pin 4 is facilitated.

Along with the leftward movement process of the diode package body 3, the elastic electric-contacting block 14 is respectively in signal connection with the first driving circuit for driving each second piezoelectric ceramic 12 and each first piezoelectric ceramic 11 and the power switch of the second driving circuit for driving each third piezoelectric ceramic 13 through the control switch, and the voltage value transmitted to the pin 4 by the elastic electric-contacting block 14 is a safe voltage value which can be received by the diode package body 3, and then when the cathode pin 4 is separated from the elastic electric-contacting block 14, the whole device is powered off and does not move, so that data on the scale from the right side surface of the diode package body 3 to the front surface of the fixed base plate 1 vertically is read at the moment, and the length of the cathode pin 4 is further obtained.

Example 2

In this embodiment, the clamping block 2 may be provided with a control device and a driving device, and the control device and the driving device may be electrically connected to the elastic contact block 14, and may drive the diode package 3 to move and realize a linkage with the correction mechanism. The measuring mechanism may be an electronic displacement measuring device, and measures the displacement of the root of the pin 4 relative to the support, i.e. the root of the pin 4, which is the end of the pin 4 connected to the diode package 3. In other embodiments, the straightening mechanism may be opposing pinch rollers.

Other structures and principles are the same as those of embodiment 1, and are not described again.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a diode pin measuring device with correction function which characterized in that includes: the device comprises a fixed base plate (1), clamping blocks (2), a support for inserting a diode packaging body (3), a rotary type clamping mechanism arranged on the support, a correcting mechanism for correcting pins (4) of the diode packaging body (3), an elastic electric contact block (14) for contacting or disconnecting with the pins (4) to control power on and power off, and a measuring mechanism for measuring the length of the pins (4), wherein the clamping blocks (2) are arranged on the fixed base plate (1) in a sliding manner, the support is fixedly arranged on the fixed base plate (1), the clamping mechanism is rotatably arranged on the support, the correcting mechanism is arranged on the clamping mechanism, the elastic electric contact block (14) is arranged on the support, the number of the clamping mechanisms and the correcting mechanism is two, the measuring mechanism is arranged on the fixed base plate (1), and the elastic electric contact block (14) is electrically connected with the correcting mechanism, one correction mechanism corresponds to the two elastic electric contact blocks (14);

the clamping mechanism comprises a rotary table (7) and transmission arms (10), one ends of the transmission arms (10) are movably inserted into the support, a sliding groove for the transmission arms (10) to slide is formed in the support, the other ends of the transmission arms (10) are movably arranged on the rotary table (7) in a penetrating mode, a through hole for the pins (4) to penetrate through is formed in the center of the rotary table (7), a guide groove (8) for the transmission arms (10) to move and guide is further formed in the rotary table (7), the correcting mechanism is arranged at one end, close to the support, of the transmission arms (10), and the number of the transmission arms (10) is at least three;

the correcting mechanism comprises a correcting body and at least three piezoelectric ceramics, wherein the correcting body is fixedly arranged at one end, close to the support, of the transmission arm (10) and is positioned at one side where the pins (4) can be contacted, and each piezoelectric ceramic is electrically connected with the elastic electric contact block (14).

2. The diode pin measuring device with the correcting function according to claim 1, wherein the guide grooves (8) extend in an arc shape towards the outer edge of the turntable (7), one end of each guide groove (8) is close to the rotation center of the turntable (7), the other end of each guide groove (8) is far away from the rotation center of the turntable (7), the number of the guide grooves (8) is matched with the number of the transmission arms (10), and the guide grooves (8) are uniformly distributed relative to the rotation center of the turntable (7).

3. The diode pin measuring device with the correcting function according to claim 1, wherein the support comprises a support arm (5) and two sleeves (6), the support arm (5) is fixedly connected to the fixed bottom plate (1), the number of the sleeves (6) is two, the two sleeves (6) are vertically arranged in parallel or horizontally arranged in parallel on the support arm (5), a through hole for the pin (4) to pass through is formed in the center of each sleeve (6), the sliding groove is formed in the sleeve (6), and the turntable (7) is rotatably mounted on the sleeve (6).

4. The diode pin measuring device with the correcting function is characterized in that two ends of the elastic electric contact block (14) are fixedly arranged on the sleeve (6), and the two elastic electric contact blocks (14) are arranged side by side.

5. The diode pin measuring device with the correcting function is characterized in that a side gear ring (19) is arranged at the outer edge of the side face, deviating from the sleeves (6), of the turntable (7), a T-shaped connecting arm (15) is connected between the two sleeves (6), a limiting block (16) is connected to the outer side end of the T-shaped connecting arm (15) in a limiting and sliding mode, clamping tooth blocks (18) used for clamping the gear rings (19) on the sides of the limiting block (16) close to the turntable (7) are fixed to the two ends of the side face, close to the turntable (7), of the limiting block (16), a spring (17) is sleeved on the T-shaped connecting arm (15), the limiting block (16) is connected to one end of the spring (17), and the T-shaped connecting arm (15) is connected to the other end of the spring.

6. The diode pin measuring device with the correction function according to any one of claims 1 to 5, wherein the measuring mechanism is a measuring ruler or a displacement measurer.

7. The use method of the diode pin measuring device with the correction function is characterized in that the diode pin measuring device with the correction function as claimed in claim 1 is adopted, and the method comprises the following steps:

A. placing the diode packaging body (3) on a clamping block (2) for clamping, enabling the pins (4) to penetrate through a correcting mechanism, a clamping mechanism and an elastic electric contact block (14), and moving the clamping block (2) to enable the clamping block (2) to be attached to a support;

B. the clamping mechanism is rotated to clamp the pin (4), and when the elastic electric contact block (14) touches the pin (4), the correction mechanism is started to operate to correct the pin (4);

C. the correcting mechanism is used for carrying out extrusion pushing type correction on the pins (4), and driving the pins (4) to move relative to the support while correcting the pins (4); or the clamping block (2) moves to drive the pin (4) to move relative to the bracket;

D. when the pin (4) moves to be separated from the contact with the elastic electric contact block (14), the correcting mechanism stops operating, the pin (4) stops moving, and the reading of the measuring mechanism reflects the length of the pin (4).

8. The use method of the diode pin measuring device with the correction function according to claim 7, wherein the support comprises two support arms (5) and two sleeves (6), the support arms (5) are fixedly connected to the fixed bottom plate (1), the two sleeves (6) are vertically arranged on the support arms (5) in parallel or horizontally arranged in parallel, through holes for the pins (4) to pass through are formed in the center of each sleeve (6), the sliding grooves are formed in the sleeves (6), and the rotary disc (7) is rotatably mounted on the sleeves (6);

in the step A, each pin (4) penetrates through a through hole in the center of each sleeve, an elastic electric contact block (14) and the center of a turntable (7), and when a clamping block (2) is attached to a sleeve (6) or a supporting arm (5), the root of each pin (4) is at the reference zero position of a measuring mechanism;

in the step B, the rotating disc (7) is rotated, the transmission arms (10) move towards the direction close to the pins (4), when the rotating disc (7) rotates in place, the correction bodies on the transmission arms (10) abut against the pins (4), and under the power-on condition of each piezoelectric ceramic on the correction body, each piezoelectric ceramic deforms through electric quantity control, so that each correction body acts on the pins (4) to correct the pins (4).