CN211112610U

CN211112610U - Bead selecting device

Info

Publication number: CN211112610U
Application number: CN201920375391.3U
Authority: CN
Inventors: 骆建明; 傅科云; 顾胜良
Original assignee: Zhejiang Guanjiong Intelligent Technology Co ltd
Current assignee: Zhejiang Guanjiong Intelligent Technology Co ltd
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-07-28
Anticipated expiration: 2029-03-25

Abstract

The utility model relates to a select pearl device, set up matched with and select pearl ware and wear pearl mechanism, it is fixed in the base block to be provided with one to a plurality of selection pearl poles on the pearl ware to select, it has certain screening external diameter to select the pearl pole, wear pearl mechanism including the platform of placing the pearl, and with platform relative reciprocating motion, the location installation selects the pearl ware so that the selection pearl pole of selecting the pearl ware collides with the pearl in the container or on the platform along with reciprocating feed, rely on the probability to wear the reciprocal structure of feeding on selecting the pearl pole, and the frame of each part relative position of location connection, reciprocal structure of feeding is equipped with the drive on the stroke of advancing to wear the pearl and selects the pearl ware suitable elevation angle bead of upwards, the maintenance that moves back selects pearl ware elevation angle state to selecting pearl pole part or all the elevation angle structure that breaks away from the platform. The bead selecting device is matched with the bead threading mechanism to thread the beads which can be scattered and inserted on the bead selecting rod of the bead selecting device on the bead selecting rod by means of probability, and then screening is carried out. The method realizes continuous batch and mass screening of the beads with qualified inner diameters.

Description

Bead selecting device

Technical Field

The utility model relates to a select pearl device of pearl internal diameter screening.

Background

The decoration is embroidered by transparent pearls, and has bright surface color, strong stereoscopic impression and strong aesthetic feeling. Will become the development direction of bead embroidery and gradually replace the traditional bead embroidery and bead tube embroidery.

Due to the influence of the existing glass material and bead manufacturing technology, the beads manufactured at a reasonable low cost are different in inner pore size and have larger difference. In the embroidering process, the beads with different inner diameters are prone to inaccurate positioning, firing pins and damage embroidery needles, or the beads are omitted on the embroidered ornament, so that the quality of the ornament is affected. These problems are difficult to meet the requirements of bead embroidery of the embroidery machine. The prior patent provides a method and apparatus for bead screening, but the speed is too slow, the volume production is too small, and it is not possible to rapidly screen beads in batches. At present, no better method or equipment can screen out the beads with unqualified apertures in batch and large batch.

Disclosure of Invention

The utility model discloses a solve present embroidery pearl and select pearl speed slow, unable quick problem of selecting the pearl in batches, provide one kind and can select the pearl device of selecting of pearl fast in batches.

The utility model provides a current technical scheme who has the problem be: as an improvement, a bead selection device comprises:

the bead selector is used for inserting and screening beads with qualified inner diameters, the bead selector comprises a base block and at least one bead selecting rod which is arranged on the base block and used for screening the beads and threading the beads, the bead selecting rod is provided with an outer diameter for screening the qualified inner diameters, the distance between the bead selecting rods is not smaller than the diameter of the threaded beads, and the bead selector is provided with at least one bead selector; the bead threading mechanism comprises a platform for placing beads, a reciprocating feeding structure which reciprocates relative to the platform and positions and installs the bead selector so that a bead selecting rod of the bead selector collides with beads in a container or on the platform along with reciprocating feeding and threads beads on the bead selecting rod according to probability, and a rack for positioning and connecting relative positions of all parts, wherein the reciprocating feeding structure is provided with an elevation angle structure which drives the bead selector to ascend at a proper elevation angle on a backward stroke and keeps the elevation angle state of the bead selector to a plant selecting rod part or a whole separation platform, or eliminates the elevation angle after the bead selector is partially or completely separated from the platform.

As a further improvement, the reciprocating feeding structure comprises a sliding seat, a mounting plate which is rotatably arranged on the sliding seat and is connected with a positioning ball selector, and a sliding driver for driving the sliding seat to slide.

As a further improvement, the sliding seat is provided with a base which can slide along with the sliding seat, the base is provided with an inclined slideway which can change the elevation angle of the sliding seat, an elastic body for driving the base to slide along with the sliding seat is connected between the base and the sliding seat, the forward bead threading stroke of the sliding seat is larger than that of the base, the base is provided with a second stop block for stopping the sliding seat entering the inclined slideway from retreating and a starter for controlling the stopping or retreating position of the second stop block, the sliding seat slides into the inclined slideway to drive the ball selector to enable the plant selection rod to ascend and the second stop block to stop the plant selection rod from entering the sliding seat of the inclined slideway and retreat to keep the elevation state of the plant selection rod, and the plant selection rod is partially or completely separated from the platform and partially or completely separated from the platform, and the elevation is eliminated through the rear starter to form an elevation structure.

As a further improvement, a stop base and a first stop block which forces the sliding seat to move relative to the base and enter the inclined slide way are arranged in the forward stroke of the base along with the sliding seat to the platform.

As a further improvement, the second stop block is a rotary block rotatably arranged at a proper position of the base, the starter is an inclined plane or a curved slide arranged at a proper position of the backward stroke of the base, matched with a corresponding position at the bottom of the rotary block advancing along with the base to start a stop end of the rotary block, and matched with a corresponding position at the bottom of the rotary block retreating along with the base to drive the stop end of the rotary block to exit, and the proper position is a stop end exit position of the rotary block driven by the sliding seat to drive the ball selector to at least partially exit the platform, and the inclined plane or the curved slide is matched with a corresponding position at the bottom of the rotary block moving along with the base to drive the rotary block. The sliding seat is arranged on the base through the rolling wheel, and the platform is provided with a container for placing beads or a bead placing hopper.

As a further improvement, the bead selecting device further comprises a manipulator for grabbing, installing or disassembling the bead selecting device, wherein the manipulator is provided with a support frame arranged at a corresponding position of the reciprocating feeding structure, a transferring track and a transferring driver which are arranged on the support frame and drive the manipulator to transfer to a corresponding position, and the corresponding position is convenient for the manipulator to grab the bead selecting device.

As a further improvement, the manipulator comprises a picking plate, a connecting hole and a connecting block which are matched with each other are arranged between the picking plate and the bead selector base block, and an overturning device which drives the bead selector to overturn to a proper position and can enable the connecting block and the connecting hole to be parallel in axial lead is arranged on the mounting plate.

As a further improvement, a plurality of bead selecting rods are arranged on the bead selector, the ends of the bead selecting rods are round leading-in heads, the leading-in heads are provided with the outer diameters for screening beads, and the outer diameters of the bead selecting rods are smaller than or equal to the outer diameters of the leading-in heads.

As a further improvement, the end of the extending end of the bead selecting rod is provided with a conical or circular leading-in head.

As a further improvement, the base block of the bead selector is provided with a connecting structure which is matched with the corresponding position of the reciprocating feeding structure or/and the station where the reciprocating feeding structure is located.

As a further improvement, the connecting structure is a connecting hole arranged at the bottom and the side surface of the base block, and the side surface is the surface where the long edge of the base block is located.

As a further improvement, the base block comprises a first mounting plate for mounting the bead selection rod, and a second mounting plate which is connected to the first mounting plate and used for fixing the first mounting plate and the bead selection rod, the connecting holes are formed in the first mounting plate and the second mounting plate, the connecting holes in the first mounting plate are matched with connecting blocks arranged on the manipulator picking plate, and the connecting holes in the second mounting plate are matched with the connecting blocks arranged on the mounting plates.

As a further improvement, the base block is provided with a magnetic body.

Compared with the prior art, set up matched with and select pearl ware and wear pearl mechanism, it is fixed in the base block to be provided with one to a plurality of selection pearl poles on the selection pearl ware, it has certain screening external diameter to select the pearl pole, wear pearl mechanism including the platform of placing the pearl, and with platform relative reciprocating motion, location installation selects pearl ware so that the selection trunk pole of selecting the pearl ware collides with the pearl in the container or on the platform along with reciprocating feed, rely on the probability to wear the reciprocal structure of feeding on the selection trunk pole, and the frame of each part relative position is connected in the location, reciprocal feeding structure is equipped with the drive on advancing the stroke of wearing the pearl and selects pearl ware suitable elevation angle bead upwards, keep selecting pearl ware elevation angle state to selection trunk pole portion or all the elevation angle structure that breaks away from the platform backward. The bead selecting device is matched with the bead threading mechanism to thread the beads which can be scattered on the bead selecting rod of the bead selecting device on the bead selecting rod by means of probability, and then screening is carried out. The bead selecting and bead selecting method has the beneficial effect that the beads with qualified inner diameters can be continuously screened in batches and in batches. The utility model discloses compact structure is simple, and the pearl screening is effective fast.

Drawings

Fig. 1 is a schematic structural view of the bead selector of the present invention.

Fig. 2 is a schematic structural view of the bead stringing mechanism of the present invention.

Fig. 3 is an enlarged schematic view at e of fig. 2.

Fig. 4 is a schematic structural view of the bead stringing mechanism of the present invention.

Fig. 5 is a schematic structural view of another view angle of the bead threading mechanism of the present invention.

Fig. 6 is a schematic side view of the bead threading mechanism of the present invention.

Fig. 7 is an enlarged schematic view at f of fig. 6.

Fig. 8 is an enlarged schematic view at h of fig. 7.

Fig. 9 is a top view of the bead threading mechanism of the present invention.

Fig. 10 is a bottom view of the bead threading mechanism of the present invention.

Fig. 11 is a schematic view of the application of the present invention.

Fig. 12 is an enlarged schematic view at a of fig. 11.

Detailed Description

Referring to fig. 1-12, the embodiment includes: the bead selecting device 100 for screening beads with qualified inner diameters is inserted, the bead threading mechanism 200 of the bead selecting device 100 is installed, the bead threading mechanism 200 is matched with the bead selecting device 100, and scattered beads are randomly inserted on the bead selecting rod 102 of the bead selecting device 100.

The bead selecting device 100 comprises a bead selecting rod 102 for inserting and screening beads and a base block 101 for fixing the bead selecting rod 102, the bead selecting rod 102 is provided with an outer diameter for screening qualified inner diameters, one end of the bead selecting rod 102 is fixedly connected to the base block 101, the other end of the bead selecting rod extends outwards, the bead selecting rod 102 is provided with at least one, and in order to facilitate installation, the base block 101 can be provided with a connecting structure matched with the corresponding part of the bead penetrating mechanism 200. The distance between the plant selection rods 102 is not less than the diameter of the beads to be screened according to the inner diameter of the beads to be screened.

The bead threading mechanism 200 comprises a platform 201 for placing beads, a reciprocating feeding structure 202 which reciprocates relative to the platform 201 and positions and installs the bead selector 100 so that the bead selecting rod 102 of the bead selector 100 collides with beads in a container or on the platform 201 along with reciprocating feeding and beads are threaded on the bead selecting rod 102 according to probability, and a rack 204 for positioning and connecting relative positions of all parts, wherein the reciprocating feeding structure 202 is provided with an elevation angle structure which drives the bead selector 100 to ascend at a proper elevation angle on a stroke of retreating after bead threading and keeps the elevation angle state of the bead selector 100 until the bead selecting rod 102 is partially or completely separated from the platform 201 and the elevation angle is eliminated after the bead selecting rod 102 is partially or completely separated from the platform 201, so that the beads threaded on the bead selecting rod 102 can be effectively prevented from being pulled down by the beads on the platform 201 when the reciprocating feeding structure 202 retreats. Of course, the elevation structure can drive the bead selector 100 to gradually raise upwards during the advancing process of the reciprocating feeding structure 202 so as to facilitate bead threading, and maintain the elevation state during the retreating process until the bead selector 100 partially or completely exits the area where the platform 201 is located. The elevation structure can adopt a cam structure, an electromagnetic push rod structure or an air pressure and hydraulic rod structure to control the elevation at corresponding time, and the bead sorting rod 102 of the bead sorting device 100 is withdrawn after bead threading and then is withdrawn by reciprocating bead threading.

The platform 201 is provided with a container or a bead hopper for placing beads. The platform 201 may be a box, and in this embodiment, for the convenience of matching with the bead selector 100, it may be a three-sided enclosure, one side of which is open toward the bead selector 100, and a semi-enclosure matching with the bead selector 100, which may be a simple hopper. The frame 204 may be a support frame with a deck 205 laid down thereon. In this embodiment, the bead threading mechanism 200 is mounted on a platen 205 for ease of installation.

The reciprocating feeding structure 202 includes a sliding seat 206, and a sliding driver 208 for driving the sliding seat 206 to slide. The mounting plate 207 primarily facilitates the removal of the bead selector 100.

The sliding seat 206 is provided with a base 209, and the base 209 can be connected and arranged on the bedplate 205 through a sliding rail component 218. The base 209 is provided with an inclined slide way 210 capable of changing the elevation angle of the slide seat 206, an elastic body for driving the base 209 to slide along with the slide seat 206 is connected between the base 209 and the slide seat 206, the forward bead threading stroke of the slide seat 206 is larger than the stroke of the base 209, the base 209 is provided with a second stop block 212 for stopping the slide seat 206 entering the inclined slide way 210 from retreating and a starter for controlling the stop or retreating stop position of the second stop block 212, the forward bead threading stroke of the slide seat 206 passes through the inclined slide way 210, the slide seat 206 slides into the inclined slide way 210 to drive the bead selector 100 to make the plant selection rod 102 upwards elevation angle and the second stop block 212 stop entering the slide seat 206 of the inclined slide way 210 to retreat to keep the plant selection rod 102 in the elevation angle state, until the plant selection rod 102 partially or completely leaves the platform 201, and. Because the sliding seat 206 is connected with the base 209 through the elastic body, the sliding driver 208 drives the sliding seat 206, the base 209 can move forward or backward along with the sliding seat 206 under the action of the elastic body, and because the stroke of the base 209 is smaller than that of the sliding seat 206, in the process of moving forward, the sliding driver 208 can drive the sliding seat 206 to move forward continuously due to the allowance of the elastic body, so that the bead selector 100 generates an elevation angle through the inclined slide way 210, and the starter controls the second stop block 212 to stop the sliding seat 206 from moving backward relative to the base 209. When the sliding seat 206 is retracted, due to the stopping function of the second stopping block 212, the bead selector 100 is located on the inclined slide way 210 when the bead placing point of the platform 201 is located, the elevation angle state of the bead selector 100 is maintained, and after the bead selecting rod 102 of the bead selector 100 is partially or completely separated from the platform 201, the actuator is used for releasing the second stopping block 212 from stopping the sliding seat 206.

In this embodiment, the base 209 is provided with a stop base 209 and a first stop block 211 for forcing the sliding seat 206 to move relative to the base 209 and enter the inclined sliding channel 210 during the forward stroke of the sliding seat 206 toward the platform 201. The forward stroke of the base 209 is controlled by the first stop 211.

Referring to fig. 2-3, 7 and 8, the second stopping block 212 is a rotating block rotatably disposed at a proper position of the base 209, and the actuator is an inclined plane or curved slide 213 disposed at a proper position of the base backward stroke, cooperating with a corresponding position of the bottom of the rotating block in the process of moving forward along with the base 209 to actuate a stopping end of the rotating block, and cooperating with a corresponding position of the bottom of the rotating block moving backward along with the base 209 to drive the stopping end of the rotating block to exit. The inclined or curved slide way 213 is disposed at a proper position of the backward stroke of the base 209 or the sliding seat 206, and by matching with the inclined or curved surface at the corresponding position of the bottom of the rotating block, the stop end of the second stop block 212 can be started to stop into the sliding seat 206 of the inclined slide way 210 when the base 206 moves forward. In this way, the second stop block 212 may default to a stop end up in the stop position by a lever principle or an elastomer setting. The automatic stopping device can be positioned at the automatic stopping position when the device is separated from the inclined plane or the curved slideway 213 without external force by means of self weight or elastic force or torsion of the elastic body, namely the stopping end is automatically opened under the elastic force or torsion of the elastic body or the gravity of the bottom end part positioned at the rotating position and the lever principle. The stopping end of the rotating block of the second stopping block 212 is located at the bottom of the sliding seat 206, and when the sliding seat 206 partially or completely enters the inclined sliding channel 210, the stopping end of the second stopping block 212 is separated from the sliding seat 206 and automatically opens to the stopping position.

In this embodiment, the sliding driver 208 includes a driving motor rotatably mounted on the platen 205, and a transmission block 214 movably or rotatably mounted on the sliding base 206, the transmission block is connected to the driving motor through a screw sliding sleeve structure 215, and the driving motor drives the screw to rotate and drives the transmission block 214 through the sliding sleeve. The sliding seat 206 and the base 209 are bare correspondingly and used for accommodating and installing a screw sliding sleeve or a transmission block 214. One end of an elastic body between the sliding seat 206 and the base 209 is connected with the sliding seat 206, and the other end is connected with the base 209, the elastic body can be a spring sleeved on the screw rod, and one end of the elastic body is propped against the sliding seat 206, and the other end of the elastic body is propped against the base 209 or a baffle 216 arranged at the corresponding position of the base 209.

When the sliding driver 208 of the reciprocating feeding structure 202 drives the sliding seat 260 to move backward, the second stopping block 212 in an open state stops the sliding seat 206 to stay on the inclined slide way 210, the sliding seat 206 keeps the elevation angle of the plant selection rod 102 of the plant selection device 100, the base 209 moves backward along with the stopping action of the second stopping block 212, when the sliding seat moves backward to the inclined plane or curved surface slide way 213, the corresponding end of the bottom of the rotating block of the second stopping block 212 is matched with the inclined plane or curved surface slide way 213, under the action of the resultant force of backward movement, the bottom of the rotating block of the second stopping block 212 is pushed up, the other stopping end falls and exits the stopping position, the sliding seat 206 moves backward relative to the base 209 continuously, exits the inclined slide way 210, the plant selection device 100 on the sliding seat 206 falls back, the elevation angle of the plant selection rod 102 disappears, when the sliding driver 208 of the reciprocating feeding structure 202 drives the sliding seat 260 to move forward, under the action of, the base 209 will advance with the sliding seat 206, because the stroke of the base 209 is smaller than that of the sliding seat 206, during the advancing process, the sliding driver 208 with the allowance of the elastic body can drive the sliding seat 206 to advance continuously, so as to pass through the inclined slideway 210 to generate the elevation angle of the ball selector 100, when the sliding seat 206 partially or completely enters the inclined slideway 210, the stopping end of the second stopping block 212 is separated from the sliding seat 206 and automatically opened to enter the stopping position, thereby forming a reciprocating cycle.

The inclined surface or curved slide way 213 is matched with the corresponding position of the bottom of the rotating block to drive the stop end of the rotating block to withdraw, the design can adopt the design of the prior art, and the inclined surface or curved slide way 213 is arranged on the bedplate 205 and positioned on the stroke of the sliding seat 206. That is, the corresponding end of the second stop block 212 is controlled to rotate by the inclined surface or the curved slide way 213 according to the different positions of the sliding seat 206. The proper position is the position where the sliding seat 206 drives the ball selector 100 to at least partially exit the platform 201, and the inclined surface or curved surface slideway 213 is matched with the corresponding position at the bottom of the rotating block moving along with the base 209 to drive the stopping end of the rotating block to exit. The sliding seat 206 is disposed on the base 209 via rolling wheels, so that the sliding seat 206 can slide smoothly.

The bead selector 100 may be manually mounted to the slide mount 206 by a human operator. In this embodiment, the sliding seat 206 can be automatically disassembled and assembled by the manipulator 501. The manipulator 501 is provided with a support frame 502 arranged at a corresponding position of the reciprocating feeding structure 202, and a transfer track 503 and a transfer driver 504 which are arranged on the support frame 502 and drive the manipulator 501 to transfer to a corresponding position, wherein the corresponding position is convenient for the manipulator 501 to be capable of grabbing the bead selector 100. In this embodiment, the manipulator 501 is provided with a transfer rail in the front-back, left-right, and up-down lifting directions by a motor screw sliding sleeve, pneumatic or hydraulic drive. Of course, the transfer rail 503 and the transfer driver 504 may be integrated. Of course, the robot 501 may be a conventional multi-axis robot as needed.

In order to simplify the mechanical arm and reduce the cost in this embodiment, the mechanical arm 501 includes a pick-up plate 505, a connecting hole 105 and a connecting block 106 are disposed between the pick-up plate 505 and the base block 101 of the bead selector 100, and a mounting plate 207 rotatably disposed on the sliding seat 206 and connected to the bead selector 100 is disposed on the sliding seat 206. The mounting plate 207 is provided with an inverter which drives the bead selector 100 to turn to a proper position and enables the axes of the connecting block 106 and the connecting hole 105 to be parallel, the inverter can be a push rod or a stepping motor to drive the mounting plate 207 to turn or adopt other prior art, for example, the mounting plate 207 is turning in fig. 5. Thus, the robot 501 can accurately engage the coupling hole 105 and the connection block 106 only by moving the rails forward and backward, leftward and rightward, and upward and downward and driving. The motion track of the manipulator 501 and the position of the bead selector base block 101 can be matched with the return control system in advance. The manipulator is mainly used for installing or taking the bead selector 100.

Preferably, the bead selector 100 is provided with a plurality of bead selector rods 102, the ends of the bead selector rods 102 are circular introduction heads, the introduction heads are provided with the outer diameters of screening beads, and the outer diameters of the bead selector rods 102 are smaller than or equal to the outer diameters of the introduction heads. The end of the extending end of the plant selecting rod 102 is provided with a conical or circular leading-in head. The base block 101 of the bead selector 100 is provided with a connecting structure which is matched with the corresponding position of the reciprocating feeding structure 202 or/and the station where the reciprocating feeding structure is located. The connecting structure is a connecting hole 105 provided at the bottom and side of the base block 101, and the side is a surface on which the long side of the base block 101 is located. The base block 101 is provided with a magnetic body so that the connection block 106 can be quickly coupled with the connection hole 105. The connecting holes 105 at the bottom of the base block 101 can be used to connect the conveyor belt for transporting the bead selection device 100.

The base block 101 comprises a first mounting plate 103 for mounting the plant selection rod 102 and a first mounting plate 104 connected to the first mounting plate 103 and used for fixing the first mounting plate 103 and the plant selection rod 102, the connecting holes 105 are respectively arranged on the first mounting plate and the second mounting plate, the connecting hole on the first mounting plate 103 is matched with a connecting block arranged on the manipulator picking plate, and the connecting hole on the first mounting plate 104 is matched with the connecting block arranged on the mounting plate.

The connecting holes 105 may be disposed in a plurality of locations on the first and second mounting plates, respectively, and the first and second mounting plates cooperate to simplify the installation process of the plant selection rod 102.

Claims

1. A bead selection device is characterized in that: the bead selection device comprises a base block and at least one bead selection rod which is arranged on the base block and used for screening beads with qualified inner diameters in a penetrating mode, wherein the bead selection rod is provided with an outer diameter of the qualified inner diameter, the distance between the bead selection rods is not smaller than the diameter of the penetrated beads, and the bead selection device is provided with at least one bead selection rod; the bead threading mechanism comprises a platform for placing beads, a reciprocating feeding structure which reciprocates relative to the platform and is used for positioning and installing the bead selector so that a bead selecting rod of the bead selector collides with beads in a container or on the platform along with reciprocating feeding and threading beads on the bead selecting rod according to probability, and a rack for positioning and connecting relative positions of all parts, wherein the reciprocating feeding structure is provided with an elevation angle structure which drives the bead selector to ascend at a proper elevation angle and keeps the elevation angle state of the bead selector to the state that the bead selecting rod is partially or completely separated from the platform and eliminates the elevation angle after the bead selecting rod is partially or completely separated from the platform on the backward stroke.

2. The bead selection device of claim 1, wherein: the reciprocating feeding structure comprises a sliding seat and a sliding driver for driving the sliding seat to slide.

3. The bead selection device of claim 2, wherein: the sliding seat be equipped with the base that can slide along with the sliding seat, the base be equipped with the slope slide that can change the sliding seat angle of elevation, base and sliding seat between be connected with the elastomer that the drive base slided along with the sliding seat, the sliding seat pass the pearl forward the stroke be greater than the base stroke, the base on be equipped with backstop get into the backstop of the second backstop piece that the sliding seat of slope slide moves back and control second backstop piece or withdraw from the starter of backstop position, the sliding seat pass through the slope slide along the pearl stroke, the sliding seat slide into the slope slide drive select the pearl ware make select the pearl pole to make the sliding seat that the upward angle of elevation of the sliding seat that the slope slide got into with second backstop piece and retreat and keep selecting pearl pole angle of elevation state, to select pearl pole part or all break away from the platform, part or break away from the platform.

4. The bead selection device of claim 3, wherein: the base is provided with a stop base and a first stop block which forces the sliding seat to move relative to the base and enter the inclined slide way along the forward stroke of the sliding seat to the platform.

5. The bead selection device of claim 4, wherein: the second backstop piece for rotating and set up in the commentaries on classics piece in the suitable department of base, the starter for set up in the base suitable department of the stroke of retreating, with along with the base go forward the corresponding department in commentaries on classics piece bottom cooperate start commentaries on classics piece backstop end, with along with the base retreat the corresponding department in commentaries on classics piece bottom cooperation inclined plane or curved surface slide that the commentaries on classics piece backstop end withdrawed from, suitable department for when the seat that slides drives the selection pearl ware at least part and withdraws from the platform, inclined plane or curved surface slide and along with the corresponding department in commentaries on classics piece bottom cooperation drive commentaries on classics piece that.

6. The bead selection device of any one of claims 1-5, wherein: the bead selecting device is characterized by further comprising a manipulator for grabbing, installing or disassembling the bead selecting device, wherein the manipulator is provided with a support frame arranged at a corresponding position of the reciprocating feeding structure, a transferring track and a transferring driver which are arranged on the support frame and drive the manipulator to transfer to the corresponding position, and the corresponding position is convenient for the manipulator to grab the bead selecting device.

7. The bead selection device of claim 6, wherein: the manipulator include the pick-up board, pick-up board and select and be equipped with connecting hole and the connecting block of mutually supporting between the pearl ware base block, the seat of sliding that reciprocating feed structure established on be equipped with the rotatable setting in the seat of sliding on connect the mounting panel that the pearl ware was selected in the location installation, the mounting panel on be equipped with the drive and select the pearl ware upset to suitable position, enable the upset that connecting block, connecting hole axial lead paralleled.

8. The bead selection device of claim 7, wherein: the bead selecting device is provided with a plurality of bead selecting rods, the ends of the bead selecting rods are circular leading-in heads, the leading-in heads are provided with outer diameters for screening beads, and the outer diameters of the bead selecting rods are smaller than or equal to the outer diameters of the leading-in heads.

9. The bead selection device of claim 8, wherein: the end of the extending end of the bead selecting rod is provided with a conical or circular leading-in head.

10. The bead selection device of claim 9, wherein: and a connecting structure matched with the corresponding position of the reciprocating feeding structure or/and the station where the reciprocating feeding structure is located is arranged on the base block of the bead selector.

11. The bead selection device of claim 10, wherein: the connecting structure is a connecting hole arranged at the bottom and the side surface of the base block, and the side surface is the surface where the long edge of the base block is located.

12. The bead selection device of claim 11, wherein: the base block comprises a first mounting plate for mounting the bead selecting rod, and a second mounting plate which is connected with the first mounting plate and is used for fixing the first mounting plate and the bead selecting rod, the connecting holes are formed in the first mounting plate and the second mounting plate, the connecting holes in the first mounting plate are matched with connecting blocks arranged on the manipulator picking plate, and the connecting holes in the second mounting plate are matched with the connecting blocks arranged on the mounting plates.

13. The bead selection device of claim 12, wherein: the base block is provided with a magnetic body.

14. The bead selection device of claim 3, 4 or 5, wherein: the sliding seat is arranged on the base through the rolling wheel.

15. The bead selection device of claim 1, 3, 4 or 5, wherein: the platform is provided with a container for placing beads or a bead placing hopper.