CN204742878U - Automatic bead stringing and knotting machine capable of separating beads - Google Patents

Abstract

The utility model discloses an automatic bead stringing and knotting machine capable of separating beads, comprising a frame, a plurality of bead storage boxes arranged in parallel on the upper end of the frame, and different kinds of beads are placed in the plurality of bead storage boxes; a bead selection mechanism, a bead stringing mechanism and a knotting and cutting mechanism are arranged in sequence from top to bottom below the bead storage boxes; a bead leakage hole is opened at the bottom of each bead storage box, a vertical tube is correspondingly arranged below each bead leakage hole, and each vertical tube corresponds to a bead selection plate of the bead selection mechanism; the bead selection plate extends below the funnel of the bead stringing mechanism through a hose, a steel needle is arranged inside the funnel neck of the funnel, the steel needle is arranged along the axis of the funnel, the needle tip of the steel needle is lower than the lower surface of the funnel head of the funnel, and the needle tail is located outside the funnel; the steel needle is clamped by a pliers combination located below the funnel; one end of the bead stringing line is connected to the steel needle, and the other end is connected to the knotting and cutting mechanism.

Description

Automatic beading and knotting machine with separable beads

technical field

The utility model relates to an automatic beading and knotting machine capable of separating beads.

Background technique

A large part of jewelry is to string the beads with through holes in the middle into a string with a connecting needle, and then carry out subsequent processing, or weave and knot the processed craft hole beads in series to form various craft hole beads products, etc. The beading and knotting work as the previous process is mostly manual beading, with a very low degree of mechanization, which limits its output and the products are in a state of short supply. Furthermore, there are many disadvantages in this artificial bead-threading and knotting method, such as taking up a lot of labor force, low production efficiency and relatively high production cost. Today, with the rapid development of mechanization and automation, machines can replace humans to do more delicate mechanical work with higher efficiency. Beading and knotting are the most basic mechanical tasks that machines are fully capable of.

Contents of the invention

In order to overcome the above-mentioned defects existing in the existing beading and knotting machines, the utility model provides a beading and knotting machine that can not only complete the beading and knotting with high efficiency and automation, but also can complete the function of separating beads during the process, which increases the flexibility of the pattern of the bracelet. Automatic beading and knotting machine for every bead.

The technical scheme that the utility model adopts is:

The bead-separating automatic beading and knotting machine, including a frame, is characterized in that: the upper end of the frame is arranged in parallel with several bead storage boxes, and different kinds of beads are placed in the several bead storage boxes; Below the bead box, there are bead selection mechanism, bead stringing mechanism and knotting and cutting mechanism arranged sequentially from top to bottom. The bottom of each bead storage box is provided with a bead hole, and the bottom of each bead hole corresponds to A vertical pipe is provided, each of the vertical pipes corresponds to a bead selection plate of the bead selection mechanism, and the bottom of the bead selection plate extends into the funnel of the bead stringing mechanism through a hose. The inside of the funnel neck of the funnel is provided with a steel needle, the steel needle is arranged along the axis of the funnel, the needle point of the steel needle is lower than the lower surface of the funnel head of the funnel, and the needle tail is located outside the funnel; The above-mentioned steel needle is clamped by a combination of pliers located below the funnel; one end of the beaded wire is connected to the above-mentioned steel needle, and the other end is connected to the above-mentioned knotting and cutting mechanism.

The bead selection mechanism includes a bead selection disc and a stepping motor, and the bead selection disc is connected with a stepping motor that can rotate the bead selection disc intermittently through a shaft; the edge of the bead selection disc along the circumferential direction There are three holes with an angle of 120 degrees in the circumferential direction, and the lower end of the vertical tube matches the side of the bead selection plate and contacts the holes at the bottom.

The side of the bead selection disc is provided with an arc-shaped retaining ring for preventing the beads in the hole from falling when the bead selection disc rotates.

The bead stringing mechanism includes a hose holder, a hose, a funnel, a vibrating motor and a steel needle, the hose holder is arranged directly under the bead selection disc, and several holes are opened on the hose holder , the number and position of the holes correspond to the number and position of the bead selection plate above and are aligned with the hole slots; each of the holes extends into the funnel below through a hose, and the funnel neck of the funnel is A steel needle is arranged inside, and a vibrating motor is arranged outside the funnel neck, and the vibrating motor is fixedly installed on the funnel neck through a vibrating motor seat.

The knotting and cutting mechanism includes two knotting machines, a lead screw, a lead screw motor, a large crimping plate, a small crimping plate and a fixed base, the fixed base is fixedly installed on the frame, and the two The knotting machine is arranged at the center of the fixed base, the other end of the beading wire passes through two knotting machines respectively, and the large pressing plate and the small pressing plate are located at the front of the beading line; The corresponding positions of the large pressure plate and the fixed base and the corresponding positions of the small pressure plate and the fixed base are respectively provided with through holes, and the screw passes through the corresponding through holes. The hole and the lower end are connected with the lead screw motor, and the large pressure plate and the small pressure plate can respectively move up and down along the lead screw under the action of the lead screw motor; the described lead screw motor is fixedly installed on the fixed base bottom of.

The pliers combination is provided with at least three pliers from top to bottom, and the inside of the wrench of each pliers is respectively provided with oval blocks that can intermittently open and close the jaws of the pliers, and there is a 60-degree gap between adjacent oval blocks. Misalignment; the outside of the oval block is connected against the inside of the wrench; the center of the oval block is provided with a round hole, and the three pliers pass through the round hole along the axis of the oval block through the connecting shaft to connect; A rotating motor is installed at the lower end of the connecting shaft, and the rotating motor is rotatably connected with the connecting shaft through a shaft coupling. Each opening and closing of the jaws ensures that one is opened and two are closed.

The fixed base is equipped with a fixed plate used to prevent the beaded wires at both ends from being entangled, and the other end of the beaded wire passes through two knotting machines from one side of the fixed plate and then passes through the other side of the fixed plate .

A flange is sheathed on the lead screw, and the lead screw is fixedly connected to the large pressure plate or the small pressure plate through the flange.

The large pressure plate and the small pressure plate are respectively provided with an optical axis for limiting the lateral movement of the large pressure plate or the small pressure plate, and the large pressure plate and the small pressure plate are provided with There is an installation hole for installing the optical axis, and the lower end of the optical axis is fixed on the fixed base.

It also includes a PLC control device, the signal output terminals of the PLC control device are respectively connected with the signal input terminals of the stepping motor, the vibration motor, the rotating motor and the lead screw motor.

The beneficial effects of the utility model are embodied in that labor input is reduced, beads can be separated, beaded and knotted automatically, efficiency can be improved, and cost can be saved.

Description of drawings

Figure 1 is a schematic diagram of the overall front view of the utility model.

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

Fig. 2b is a partial structural schematic diagram of the bead selection mechanism of the present invention.

Fig. 2c is a structural schematic diagram of the front view part of the bead string mechanism of the present utility model

Fig. 3a is a schematic diagram of the installation structure of the bead string mechanism of the present invention.

Fig. 3b is a partial structural schematic diagram of the bead string mechanism of the present invention.

Fig. 3c is a structural schematic diagram of the bead string mechanism of the present invention.

Fig. 4a is a schematic diagram of the knotting and cutting mechanism of the present invention.

Fig. 4b is a partial structural schematic diagram of the knotting and cutting mechanism of the present invention.

Detailed ways

Referring to Fig. 1 to Fig. 4b, the bead-separating automatic beading and knotting machine includes a frame 1. Several bead storage boxes 2 are arranged in parallel on the upper end of the frame 1, and different kinds of bead storage boxes 2 are placed in several bead storage boxes 2. beads; the bottom of the bead storage box 2 is sequentially arranged with a bead selection mechanism 3, a bead stringing mechanism 4 and a knotting and cutting mechanism 5, and the bottom of each of the bead storage boxes 2 is provided with a bead leakage hole , a vertical tube 201 is correspondingly provided below each of the leaking bead holes, and each of the vertical tubes 201 corresponds to a bead selection plate 301 of the bead selection mechanism 3, and the bead selection plate The lower part of 301 extends into the funnel 403 of the beading mechanism 4 through the hose 402. A steel needle 406 is arranged inside the funnel neck of the funnel 403. The steel needle 406 is arranged along the axial position of the funnel. The steel needle The needle point of 406 is lower than the lower surface of the funnel head of the funnel, and the needle tail is located outside the funnel; the steel needle 406 is clamped by the combination of pliers positioned below the funnel; one end of the beaded wire 6 is connected to the steel needle 406, and the other end is connected to the knotting and cutting mechanism 5.

The bead selection mechanism 3 includes a bead selection disc 301 and a stepping motor 303, and the bead selection disc 301 is connected with a stepping motor 303 that can make the bead selection disc intermittently rotate through a shaft 302; 301 is provided with three holes at an angle of 120 degrees in the circumferential direction on the edge of the circumference, the lower end of the vertical tube 201 matches the side of the bead selection plate 301 and matches the hole at the bottom. contact.

The side of the bead selection disk 301 is provided with an arc-shaped retaining ring 304 for preventing the beads in the hole from falling when the bead selection disk rotates.

The beading mechanism 4 includes a hose holder 401, a hose 402, a funnel 403, a vibration motor 405 and a steel needle 406, the hose holder 401 is arranged directly below the bead selection disc 301, and the soft There are several holes on the tube holder 401, the number and position of the holes correspond to the number and position of the upper bead selection disc one by one and are aligned with the hole slots; each of the holes extends to the lower part through the hose 402 Inside the funnel 403, the inside of the funnel neck of the funnel 403 is provided with a steel needle, and the outside of the funnel neck is provided with a vibration motor 405, and the vibration motor 405 is fixedly installed on the funnel neck through a vibration motor seat 404 superior.

The knotting and cutting mechanism 5 includes two knotting machines 501, a lead screw 502, a lead screw motor 503, a large crimping plate 504, a small crimping plate 505 and a fixed base 508, and the fixed base 508 is fixedly mounted on On the frame 1, the two knotting machines 501 are arranged at the center of the fixed base 508, and the other ends of the beaded string 6 pass through the two knotting machines 501 respectively, and the large crimping line The plate 504 and the small pressure plate 505 are located at the front of the beaded wire 6; the corresponding positions of the large pressure plate 504 and the fixed base 508 and the small pressure plate 505 and the fixed base 508 The corresponding positions are provided with through holes respectively, and the lead screw passes through the corresponding through hole and the lower end is connected with the lead screw motor 503, and the large pressure plate and the small pressure plate are respectively It can move up and down along the lead screw; the lead screw motor 503 is fixedly installed on the bottom of the fixed base 508 .

The pliers combination is provided with at least three pliers 407 from top to bottom, and the inner side of each pliers 407 is respectively provided with an oval block 408 that can intermittently open and close the jaws of the pliers. Between adjacent oval blocks 408 There is a misalignment of 60 degrees; the outer side of the oval block 408 is in conflict with the inner side of the wrench; the center of the oval block is provided with a circular hole, and the three pliers penetrate the circle along the axis of the oval block through the connecting shaft 409 The holes are connected; the lower end of the connecting shaft 409 is equipped with a rotating motor 410, and the rotating motor 410 is rotationally connected with the connecting shaft 409 through a coupling 411. Each opening and closing of the jaws ensures that one is opened and two are closed.

The fixed base 508 is equipped with a fixed plate 509 for preventing the beaded wires at both ends from being entangled. One side exits.

The lead screw 502 is covered with a flange 507, and the lead screw 502 is fixedly connected to the large pressure plate or the small pressure plate through the flange 507.

The large pressure plate and the small pressure plate are respectively provided with an optical axis 506 for limiting the lateral movement of the large pressure plate or the small pressure plate, and the large pressure plate and the small pressure plate are An installation hole for installing the optical axis is opened, and the lower end of the optical axis is fixed on the fixed base.

It also includes a PLC control device, the signal output terminals of the PLC control device are respectively connected with the signal input terminals of the stepping motor, the vibration motor, the rotating motor and the lead screw motor.

When it is necessary to make bracelets, different types of beads are first poured into each bead storage box 2, and then the bead separation mode is input through the PLC control device, and the machine starts to operate. The beads will enter the bead selection tray below through the vertical pipe through the bead leakage hole below the bead storage box. Since the bead selection disc is connected to the stepping motor, the stepping motor is controlled by the PLC control device under human input, and each bead selection disc is driven by the stepping motor 303 to rotate at different speeds to transport different types of beads in different orders into each hose, that is, the bead selection is completed, and then the hoses are sequentially collected into the funnel. Due to the limitation of the steel needle and the inner wall of the funnel neck, the beads will be stuck on the top of the steel needle, and the vibration of the vibration motor will drive the vibration of the funnel neck, causing the beads to move randomly. After the hole is aligned with the steel needle, the bead stringing is completed. It will continue to fall to the pliers assembly, and the beads will fall when one of the jaws is opened, while the other two jaws remain closed to maintain the relative stillness of the steel needle. The steel needle will be connected with the beaded wire, and the beaded wire extends to the knotting and cutting mechanism, and penetrates from one end of the fixing plate. After the machine is turned back to the other end of the fixed plate. When the lead screw motor rotates, since the large pressure plate and the small pressure plate are fixedly connected with flanges, both pressure plates will descend, press down the beaded wire, and then the knotting machine will complete the knotting and cutting work .

The content described in the embodiments of this specification is only an enumeration of the implementation forms of the inventive concept, and the protection scope of the present utility model should not be regarded as limited to the specific forms stated in the embodiments, and the protection scope of the present utility model also extends to this invention. Equivalent technical means that those skilled in the art can think of according to the concept of the utility model.

Claims (10)

1. The bead-separating automatic beading and knotting machine, including a frame, is characterized in that: the upper end of the frame is arranged in parallel with several bead storage boxes, and different types of beads are placed in the several bead storage boxes; The bottom of the bead storage box is arranged with bead selection mechanism, bead stringing mechanism and knotting and cutting mechanism sequentially from top to bottom. The bottom of each said bead storage box is provided with a bead hole, and each of said bead hole Correspondingly, there is a vertical tube below, each of the vertical tubes corresponds to a bead selection plate of the bead selection mechanism, and the bottom of the bead selection plate extends into the funnel of the bead stringing mechanism through a hose, so The inside of the funnel neck of the funnel is provided with a steel needle, the steel needle is arranged along the axis of the funnel, the tip of the steel needle is lower than the lower surface of the funnel head of the funnel, and the needle tail is located outside the funnel The steel needle is clamped by the combination of pliers located below the funnel; one end of the beaded wire is connected to the steel needle, and the other end is connected to the knotting and cutting mechanism. 2. The automatic beading and knotting machine with separable beads as claimed in claim 1, characterized in that: the bead selection mechanism includes a bead selection disc and a stepping motor, and the bead selection disc passes through a shaft and can make the bead selection The disc is connected to a stepping motor that rotates intermittently; the edge of the bead selection disc along the circumferential direction is provided with three holes that form an angle of 120 degrees in the circumferential direction, and the lower end of the vertical tube is connected to the bead selection disc. The sides of the disc fit and contact the wells at the bottom. 3. The bead-separating automatic beading and knotting machine according to claim 2, characterized in that: the side of the bead selection plate is provided with a bead for preventing the beads in the hole from falling when the bead selection plate rotates. Arc-shaped retaining ring. 4. The bead-separating automatic beading and knotting machine according to claim 3, characterized in that: the beading mechanism includes a hose holder, a hose, a funnel, a vibrating motor and a steel needle, and the hose holds The frame is arranged directly below the bead selection plate, and the hose holder is provided with a number of holes, the number and position of the holes correspond to the number and position of the bead selection plate above and are aligned with the hole slots; The two holes extend into the funnel below through the hose, the funnel neck of the funnel is provided with a steel needle, and the outside of the funnel neck is provided with a vibration motor, and the vibration motor is fixed by a vibration motor seat Installed on said funnel neck. 5. The bead-separating automatic beading knotting machine according to claim 4, characterized in that: the knotting and cutting mechanism includes two knotting machines, a lead screw, a lead screw motor, a large pressure plate, a small pressure plate A wire board and a fixed base, the fixed base is fixedly installed on the frame, the two knotting machines are arranged in the center of the fixed base, and the other ends of the beaded string pass through the two knotting machines respectively. Knotting machine, the large pressure plate and the small pressure plate are located at the front of the beaded wire; the corresponding positions of the large pressure plate and the fixed base and the small pressure plate and the The corresponding positions of the fixed base are provided with through holes respectively, and the said lead screw passes through the corresponding through hole and the lower end is connected with the lead screw motor, and the said large pressure plate and small pressure plate are under the action of the lead screw motor respectively can move up and down along the lead screw; the lead screw motor is fixedly installed on the bottom of the fixed base. 6. The bead-separating automatic beading and knotting machine according to claim 5, characterized in that: said pliers combination is provided with at least three pliers from top to bottom, and the inner side of the wrench of each pliers is respectively provided with intermittent opening 1. The elliptical block for closing the jaws of the pliers, with a dislocation of 60 degrees between adjacent elliptical blocks; the outer side of the elliptical block is in conflict with the inner side of the wrench; the center of the elliptical block is provided with a round hole , the three pliers are connected through the connecting shaft passing through the circular hole along the axis of the oval block; the lower end of the connecting shaft is equipped with a rotating motor, and the rotating motor is rotatably connected with the connecting shaft through a coupling. 7. The bead-separating automatic beading knotting machine as claimed in claim 6, characterized in that: the fixed base is equipped with a fixing plate for preventing the beading wires at both ends from being entangled, and the other end of the beading wire is fixed from the One side of the board passes through two knotters respectively and then passes out from the other side of the fixed board. 8. The bead-separating automatic beading and knotting machine as claimed in claim 7, characterized in that: the screw is provided with a flange, and the screw is fixedly connected to the large crimping plate or Small pressure board. 9. The bead-separating automatic beading and knotting machine according to claim 8, characterized in that: the large pressing plate and the small pressing plate are respectively provided with a function to limit the size of the large pressing plate or the small pressing plate. As for the optical axis moving laterally, the large clamping plate and the small clamping plate are provided with installation holes for installing the optical axis, and the lower end of the optical axis is fixed on the fixed base. 10. The bead-separating automatic beading and knotting machine as claimed in claim 9, is characterized in that: it also includes a PLC control device, and the signal output end of the PLC control device is respectively connected with the stepper motor, the vibration motor, and the rotating motor. And the signal input terminal connection of the lead screw motor.