CN113182843A

CN113182843A - Cup lid button assembly machine

Info

Publication number: CN113182843A
Application number: CN202110400248.7A
Authority: CN
Inventors: 李世芳
Original assignee: Guangzhou Lizhituo Plastic Mould Co ltd
Current assignee: Guangzhou Lizhituo Plastic Mould Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-07-30

Abstract

The invention provides a cup cover button assembling machine, which comprises: a frame; the fixture is provided with a cover body mounting seat and a button mounting seat, and the cover body mounting seat and/or the button mounting seat can be moved; the conveying device is used for conveying the jig so that the jig can sequentially pass through a feeding station, a spring mounting station and a pin rod mounting station; the spring mounting device corresponds to the spring mounting station and is used for mounting the spring on the button; the pin rod mounting device corresponds to the pin rod mounting station, an alignment device is arranged on the jig or the rack, the alignment device is used for driving the cover body mounting seat and/or the button mounting seat to move so that the cover body and the button on the jig move relatively to the pin hole of the cover body and the pin hole of the button to be aligned, and the pin rod mounting device is used for mounting the pin rods into the two pin holes. The cup cover button assembling machine can effectively improve the production efficiency, lighten the labor intensity of workers, is convenient to control and improve the assembling quality, and is favorable for improving the product quality.

Description

Cup lid button assembly machine

Technical Field

The invention relates to the field of water cup production equipment, in particular to a cup cover button assembling machine.

Background

The cup covers of many cups include a center cover and an upper cover rotatably disposed on the center cover, the upper cover being rotatably opened and closed with respect to the center cover to cover and protect a suction nozzle and the like on the center cover, the upper covers of these cups being locked in a closed position generally by a button structure disposed on the center cover, the button structure including a button pivotally disposed on the center cover by a pin and a spring disposed between the button and the center cover, the spring being adapted to allow the button to be automatically reset after being pressed.

At present, the assembly of the button structure of the cup cover is usually carried out manually by workers, the process is complicated and time-consuming, the production efficiency is low, the labor intensity of the workers is high, the situation that the spring or the pin rod is not installed in place easily occurs, and the product quality is influenced.

Disclosure of Invention

The invention aims to at least solve one of the technical problems in the prior art and provides a cup cover button assembling machine which can improve the production efficiency and the product quality and reduce the labor intensity of workers.

In order to achieve the purpose, the invention adopts the technical scheme that:

there is provided a cup lid button assembling machine for assembling a button and a spring of a cup lid to a lid body, comprising:

a frame;

the fixture is provided with a cover body mounting seat and a button mounting seat, and the cover body mounting seat and/or the button mounting seat can be moved;

the conveying device is arranged on the rack and used for conveying the jig so that the jig can sequentially pass through a feeding station, a spring mounting station and a pin rod mounting station;

the spring mounting device is arranged on the rack, corresponds to the spring mounting station and is used for mounting a spring on the button;

the pin rod mounting device is arranged on the rack and corresponds to the pin rod mounting station, an alignment device is arranged on the jig or the rack and used for driving the cover body mounting seat and/or the button mounting seat to move so that the cover body and the button on the jig move relatively to the pin hole of the cover body and the pin hole of the button to be aligned, and the pin rod mounting device is used for mounting the pin rod into the pin hole of the cover body and the pin hole of the button.

Preferably, the cover body mounting seat can be arranged on the jig in a vertically movable mode, the button mounting seat is located at a distance below the cover body mounting seat, the alignment device is arranged on the rack and corresponds to the pin rod mounting station, the alignment device is used for driving the cover body mounting seat to move downwards to enable pin holes of the cover body to be aligned with pin holes of the buttons, and the jig is provided with a reset device used for driving the cover body mounting seat to move upwards for resetting.

Preferably, the spring mounting means comprises:

the spring feeder is used for storing springs and outputting the springs to a spring feeding rail, a blocking device is arranged on the spring feeding rail and used for blocking the springs in the spring feeding rail to move along the spring feeding rail, and the blocking device can release the blocking of the springs;

the spring feeding seat is provided with a spring feeding position aligned with the outlet of the spring feeding rail, the distance between the spring feeding position and the outlet end of the spring feeding rail is equal to or more than the length of a spring and less than twice the length of the spring, the spring feeding position is used for placing the spring moved out of the outlet of the spring feeding rail, and the spring feeding seat is driven by a first driving device to move to enable the spring feeding position to be staggered with the spring feeding rail;

and the spring moving device is used for taking the spring from the spring feeding seat and moving the spring to a button on a jig positioned at the spring mounting station.

Preferably, the spring moving device includes a first traveling device and a first gripper provided on the first traveling device, the first gripper being configured to grip the spring.

Preferably, the pin rod mounting means comprises:

the pin rod feeder is used for storing pin rods and outputting the pin rods to a pin rod feeding track;

the transfer piece is provided with a transfer hole, the transfer piece is driven by a second driving device to move back and forth between a first position and a second position, when the transfer piece is positioned at the first position, the transfer hole is aligned with and close to the outlet of the pin rod feeding track, and when the transfer piece is positioned at the second position, the transfer hole is aligned with the pin hole of the cover body positioned on the pin rod mounting station and the pin hole of the button;

and the pin rod assembling device is used for installing the pin rod in the transferring hole of the transferring piece at the second position into the pin holes of the cover body and the button.

Preferably, the pin rod assembling device comprises a push rod and a third driving device, the push rod can be aligned with the transfer hole of the transfer piece at the second position, and the third driving device is used for driving the push rod to move to enable the push rod to be inserted into the transfer hole so as to insert the pin rod in the transfer hole into the pin hole of the cover body and the pin hole of the button.

Preferably, the frame is further provided with a discharging device, the conveying device can convey the jig to a discharging station, and the discharging device is used for moving the cup cover located on the discharging station out of the jig.

Preferably, conveyor is including being square transport platform, thereby the middle part of carrying the platform is provided with and keeps off the seat and form the square annular conveying ring way around keeping off the seat outside carrying the bench, material loading station, spring mounting station, pin rod installation station and unloading station set up respectively carry on the four sides of ring way and along carrying the ring way to distribute according to the preface, the tool can be followed carry the ring way to remove, carry bench four sides corresponding to carrying the ring way to be provided with four fourth drive arrangement that are used for promoting the tool and remove along carrying the ring way.

Preferably, the conveying loop is concave, the lower part of the jig is arranged in the conveying loop in a sliding mode, and the width of the lower part of the jig is slightly smaller than that of the conveying loop.

Preferably, carry the bench to be provided with two positioner, these two positioner respectively with spring mounting station and pin rod installation station correspond, positioner includes setting element and fifth drive arrangement, fifth drive arrangement is used for the drive the setting element removes so that the setting element can with the tool butt and compress tightly the tool on keeping off the seat.

The invention has the beneficial effects that: in the cup cover button assembling machine, when a jig is positioned at a feeding station, other feeding equipment or workers can respectively install a button and a cover body on a button mounting seat and a cover body mounting seat of the jig by a manual part button and the cover body, then a conveying device can convey the jig, so that the jig sequentially passes through a spring mounting station and a pin rod mounting station, when the jig is positioned on the spring mounting station, the spring mounting device can automatically mount a spring on the button, when the jig is positioned on the pin rod mounting station, an alignment device can drive the button mounting seat and/or the cover body mounting seat to move, so that the button and the cover body relatively move to align pin holes of the button and pin holes of the cover body, then the pin rod mounting device can mount the pin rod into the pin holes of the button and the pin holes of the cover body, the assembly of the button is completed, thus, the production efficiency can be effectively improved, the labor intensity of the workers is reduced, and the assembling quality is convenient to control and improve, is favorable for improving the product quality.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic diagram of the application of the preferred embodiment of the present invention;

FIG. 2 is a block diagram of a conveyor in a preferred embodiment of the invention;

FIG. 3 is a diagram illustrating a structure of a jig according to a preferred embodiment of the present invention;

FIG. 4 is a block diagram of a spring mounting apparatus in accordance with a preferred embodiment of the present invention;

FIG. 5 is an exploded view of the spring mounting assembly in accordance with the preferred embodiment of the present invention;

FIG. 6 is a block diagram of the pin mounting assembly and alignment assembly in accordance with a preferred embodiment of the present invention;

FIG. 7 is a block diagram of the pin installation apparatus with the pin feeder and pin feed track removed in accordance with the preferred embodiment of the present invention;

FIG. 8 is an enlarged view of a portion A of FIG. 7;

fig. 9 is a structural view of a blanking device in a preferred embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10. a frame; 20. a jig; 21. a cover body mounting base; 211. a boss; 212. positioning a groove; 22. a button mounting seat; 221. installing a slot position; 23. a guide hole; 30. a conveying device; 31. a conveying table; 32. a blocking seat; 33. a conveying loop; 34. a push block; 35. a guide groove; 361. a positioning member; 362. a fifth driving device; 40. a spring mounting device; 41. a spring feeder; 42. a spring feed track; 43. a blocking device; 431. a blocking member; 432. a blocking drive; 44. a spring feeding seat; 45. a spring material supply position; 46. a first driving device; 47. a spring moving device; 471. a first traveling device; 472. a first gripper; 50. a pin mounting means; 51. a pin feeder; 52. a pin supply track; 53. a transfer member; 531. a transfer well; 54. a second driving device; 551. a push rod; 552. a third driving device; 56. a movable seat; 60. an alignment device; 61. aligning and pressing blocks; 62. an alignment driving device; 70. a blanking device; 71. a second running gear; 72. a second gripper; 73. a workpiece output tape; 81. a control device; 82. a sensor.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 9, a preferred embodiment of the present invention provides a cup lid button assembling machine for assembling a button and a spring of a cup lid to a lid body, comprising: a frame 10; the jig 20 is provided with a cover body installation seat 21 and a button installation seat 22, and the cover body installation seat 21 and/or the button installation seat 22 can move; the conveying device 30 is arranged on the rack 10 and used for conveying the jig 20 so that the jig 20 can sequentially pass through a feeding station, a spring mounting station and a pin rod mounting station; the spring mounting device 40 is arranged on the frame 10, corresponds to a spring mounting station and is used for mounting a spring on the button; the pin rod mounting device 50 is arranged on the frame 10 and corresponds to a pin rod mounting station, the jig 20 or the frame 10 is provided with an alignment device 60, the alignment device 60 is used for driving the cover body mounting seat 21 and/or the button mounting seat 22 to move so as to enable the cover body and the button on the jig 20 to move relatively, and the pin rod mounting device 50 is used for mounting the pin rod into the pin hole of the cover body and the pin hole of the button. In the cup cover button assembling machine, when the jig 20 is positioned at a feeding station, the jig 20 can be respectively arranged on the button mounting seat 22 and the cover body mounting seat 21 of the jig 20 by other feeding equipment or a manual part button and a cover body by a worker, then the conveying device 30 can convey the jig 20 to enable the jig 20 to sequentially pass through a spring mounting station and a pin rod mounting station, when the jig 20 is positioned at the spring mounting station, the spring mounting device 40 can automatically mount a spring on the button, when the jig 20 is positioned at the pin rod mounting station, the aligning device 60 can drive the button mounting seat 22 and/or the cover body mounting seat 21 to move, so that the button and the cover body move relatively to enable pin holes of the button and pin holes of the cover body to align, then the pin rod mounting device 50 can mount the pin rod into the pin holes of the button and the pin holes of the cover body to complete the assembly of the button, thus the production efficiency can be effectively improved, the labor intensity of workers is reduced, the control and the assembly quality are convenient to improve, and the product quality is favorably improved.

As a preferred embodiment of the present invention, it may also have the following additional technical features:

referring to fig. 3 and 6, in the present embodiment, the cover mounting base 21 is disposed on the jig 20 to be movable up and down, the button mounting base 22 is located at a distance below the cover mounting base 21, the alignment device 60 is disposed on the frame 10 and corresponds to the pin rod mounting station, the alignment device 60 is used for driving the cover mounting base 21 to move down to align the pin holes of the cover with the pin holes of the button, and the jig 20 is provided with a reset device for driving the cover mounting base 21 to move up and reset. Thus, when the jig 20 is at the feeding station and the spring mounting station, the reset device can keep the cover mounting seat 21 at the upper position of the jig 20, the feeding operation of the cover and the button is convenient to perform, and the influence on the mounting operation of the spring is avoided, and when the jig 20 arrives at the pin rod mounting station, the alignment device 60 can enable the cover mounting seat 21 to move downwards, so that the pin holes of the cover are aligned with the pin holes of the button, the pin rod mounting device 50 can perform the assembling operation of the pin rod, after the pin rod is mounted, the alignment device 60 releases the driving of the cover mounting seat 21, the reset device drives the cover mounting seat 21 to reset, the subsequent operation is convenient to perform, the structure of the jig 20 is favorably simplified, and the equipment cost is reduced. In this embodiment, the alignment device 60 includes an alignment pressing block 61 and an alignment driving device 62, the alignment driving device 62 can drive the alignment pressing block 61 to move up and down, and the alignment pressing block 61 pushes the cover mounting seat 21 to move down by abutting against the cover mounting seat 21, so that the structure is simple, and the manufacture and the application are convenient. The alignment driving device 62 employs an air cylinder, and in other embodiments, the alignment driving device 62 may also employ other common driving structures such as a screw mechanism driven by a motor. In other embodiments, the alignment device 60 may also adopt other common structures such as a pull-down structure, a rack-and-pinion transmission structure, and the like to move the cover mounting seat 21 downward. In this embodiment, the cover mounting seat 21 is disposed on the jig 20 through the slide rail mechanism, and can slide up and down, so that the cover mounting seat 21 can be stably moved, the reset device employs the tension spring connecting the two sides of the cover mounting seat 21 with the jig 20, the structure is simple and practical, the manufacture and the application are convenient, and in other embodiments, the reset device may also employ other elastic structures or driving structures such as an air cylinder and a motor.

In other embodiments, a driving structure may be disposed on the jig 20 to drive the cover mounting seat 21 to move, for example, an air cylinder or a motor may be employed on the jig 20 to drive the cover mounting seat 21 to move up and down to realize the approaching or separating of the cover mounting seat 21 and the button mounting seat 22.

Similarly, in other embodiments, the cover and the button can be moved closer or farther by providing a corresponding driving device on the rack 10 or the jig 20 to drive the button mounting seat 22 to move, or by driving the button mounting seat 22 and the cover mounting seat 21 to move simultaneously to move. In addition, the movement of the button mounting seat 22 and/or the cover mounting seat 21 may also be realized by other common manners such as rotation and swing, and the relative position of the button mounting seat 22 and the cover mounting seat 21 may also be flexibly adjusted according to the need, which is not limited thereto.

Referring to fig. 4 and 5, in the present embodiment, the spring mounting device 40 includes: a spring feeder 41 for storing and outputting springs to a spring supply rail 42, wherein a blocking device 43 is disposed on the spring supply rail 42, the blocking device 43 is used for blocking the movement of the springs in the spring supply rail 42 along the spring supply rail 42, and the blocking device 43 can release the blocking of the springs; a spring feeding seat 44, on which a spring feeding position 45 aligned with the outlet of the spring feeding rail 42 is arranged, the distance between the spring feeding position 45 and the outlet end of the spring feeding rail 42 is equal to or greater than the length of the spring and less than twice the length of the spring, the spring feeding position 45 is used for placing the spring moved out from the outlet of the spring feeding rail 42, and the spring feeding seat 44 is driven by a first driving device 46 to be movable to make the spring feeding position 45 staggered with the spring feeding rail 42; and the spring moving device 47 is used for taking the spring from the spring feeding seat 44 and moving the spring to the button on the jig 20 at the spring mounting station. When in use, the spring feeder 41 can continuously output springs to the spring feeding rail 42, so that the springs are fully distributed on the spring feeding rail 42, the springs moving to the spring feeding position 45 can block the continuous movement of the springs, and because the distance between the spring feeding position 45 and the outlet end of the spring feeding rail 42 is equal to or greater than the length of the springs and less than twice the length of the springs, the rear springs of the springs on the spring feeding position 45 can be partially or completely positioned in the spring feeding rail 42, the blocking device 43 can block the movement of the springs on the feeding rail, i.e. the springs can be prevented from moving out of the spring feeding rail 42, the first driving device 46 can drive the spring feeding seat 44 to move, so that the spring feeding position 45 and the spring feeding rail 42 are staggered, the spring moving device 47 can take the springs from the spring feeding seat 44 conveniently, and the spring moving device 47 can move the springs to the buttons on the jig 20 positioned at the spring mounting station, and completing the installation of the spring. The spring mounting device 40 is ingenious in structure, can fully perform mounting operation of a single spring, and is convenient to manufacture and apply. In this embodiment, the spring feeder 41 employs a vibrating screen, the spring feeding rail 42 feeds the spring through the inner feeding hole thereof, and can prevent the spring from falling off, the blocking device 43 includes a blocking member 431 and a blocking driving device 432, the blocking driving device 432 can drive the blocking member 431 to move so that the blocking member 431 can be inserted into the spring feeding rail 42, and the movement of the spring at the outlet of the spring feeding rail 42 is limited, which has a simple structure and is convenient for manufacture and application. In other embodiments, the blocking device 43 may also be a flap structure or other common blocking structures, and the spring feeder 41 and the spring feeding track 42 may also be other common feeding and conveying structures, which are not limited to this. In this embodiment, the first driving device 46 and the blocking driving device 432 are both provided with air cylinders, which are simple in structure and convenient to install and use, and in other embodiments, the first driving device 46 and the blocking driving device 432 may also be provided with other common driving structures such as motors, but are not limited thereto.

In this embodiment, the spring moving device 47 includes a first traveling device 471 and a first gripper 472 disposed on the first traveling device 471, and the first gripper 472 is used for gripping the spring, and has a simple and practical structure, and is convenient to manufacture and use. In other embodiments, the spring moving device 47 may also adopt other suitable moving structures such as a mechanical arm, but is not limited to this. In this embodiment, spring supplies material level 45 has adopted the structure of the recess that sets up on spring supply seat 44, can hold the lower part of spring, can fix a position the spring, prevents the spring skew dislocation, also makes the upper portion of spring expose simultaneously, makes things convenient for first gripper 472 to snatch. In other embodiments, the spring supply level 45 may be a rod inserted into the spring or other suitable structure.

In other embodiments, the spring mounting device 40 may also adopt other structures and manners capable of realizing the spring mounting function, such as a manipulator directly grabbing the spring from the tray and placing the spring on the button, or a conveying structure directly aligning with the button and outputting the spring to the button one by one, etc., which can be flexibly selected and adjusted by those skilled in the art, but is not limited to this.

Referring to fig. 6, 7 and 8, in the present embodiment, the pin rod mounting device 50 includes: a pin feeder 51 for storing and delivering pins to a pin supply rail 52; the transferring member 53 is provided with a transferring hole 531, the transferring member 53 is driven by a second driving device 54 to move back and forth between a first position and a second position, when the transferring member 53 is positioned at the first position, the transferring hole 531 is aligned and close to the outlet of the pin rod feeding track 52, and when the transferring member 53 is positioned at the second position, the transferring hole 531 is aligned with the pin hole of the cover body and the pin hole of the button positioned on the pin rod mounting station; and a pin rod assembling device for installing the pin rod in the transferring hole 531 of the transferring member 53 located at the second position into the pin holes of the cover and the button. In use, the pin feeder 51 can continuously provide pins for the pin supply rail 52, when the transfer piece 53 is located at the first position, the pins output from the outlet of the pin supply rail 52 can enter the transfer hole 531, then the second driving device 54 can enable the transfer piece 53 to move to the second position, in the process, the pins move to the positions aligned with the pin holes of the cover body and the button along with the transfer hole 531, the pins are then inserted into the pin holes by the pin assembling device to complete assembling, the transfer piece 53 is moved to the first position by the second driving device 54, and the assembling operation of the pins can be continuously and automatically performed in a reciprocating mode. The pin rod installation device 50 is simple and practical in structure, convenient to manufacture and use and beneficial to reducing equipment cost. In this embodiment, the second driving device 54 employs an air cylinder for driving the transfer member 53 to move linearly back and forth, while the transfer member 53 remains partially aligned with the pin supply rail 52 in the second position, thereby blocking the pins in the pin supply rail 52 and preventing the pins in the pin supply rail 52 from moving further out. In other embodiments, the second driving device 54 may also adopt other common driving structures such as a motor, and the transferring member 53 may also adopt other moving manners such as rotating, swinging, moving up and down, but is not limited thereto. In this embodiment, the pin feeder 51 is also a vibrating screen, which is simple in structure and convenient to use, and in other embodiments, the pin feeder 51 may also be other suitable feeding structures, which are not limited to this.

In this embodiment, the pin rod assembling device includes a pushing rod 551 and a third driving device 552, the pushing rod 551 can be aligned with the transferring hole 531 of the transferring member 53 located at the second position, and the third driving device 552 is used for driving the pushing rod 551 to move to enable the pushing rod 551 to be inserted into the transferring hole 531 to push the pin rod in the transferring hole 531 into the pin hole of the cover body and the pin hole of the button, and has a simple structure, and is convenient to manufacture and use. In this embodiment, the transfer member 53, the third driving device 552 and the pushing rod 551 are all disposed on a movable base 56, that is, the pushing rod 551 can always keep aligning with the transfer hole 531, which is beneficial to improving the assembling quality, reducing the failure rate, and facilitating debugging and application. In other embodiments, the pin rod assembling device may not move with the transferring member 53, or the pin rod assembling device may adopt other suitable assembling structures such as a robot, and is not limited thereto. In this embodiment, an air cylinder is used as the third driving device 552, and in other embodiments, other driving structures such as a motor may be used as the third driving device 552.

In other embodiments, the pin rod mounting device 50 may also be a mechanical arm or other structures capable of performing the pin rod mounting function, and is not limited thereto.

Referring to fig. 1 and 9, in this embodiment, a feeding device 70 is further disposed on the frame 10, the conveying device 30 can convey the jig 20 to a feeding station, and the feeding device 70 is used to move the cup lid located on the feeding station out of the jig 20, so that the feeding operation of the cup lid can be automatically realized, which is helpful to further improve the production efficiency and reduce the labor intensity of workers. In this embodiment, the blanking device 70 includes a second traveling device 71, a second gripper 72, and a workpiece output belt 73, where the second gripper 72 can grip the assembled cup lid from the fixture 20, and then the second traveling device 71 is used to move the second gripper 72 onto the workpiece output belt 73, so that the cup lid is output by the workpiece output belt 73. In other embodiments, the blanking device 70 may also adopt other common structures such as a mechanical arm to implement the blanking operation, but is not limited thereto.

In some embodiments, the blanking device 70 and blanking station may be eliminated, and the assembled lid may be manually removed from the fixture 20 by a worker at the feeding station, the pin mounting station, or other stations.

Referring to fig. 1 and 2, in this embodiment, the conveying device 30 includes a conveying table 31 having a square shape, a stopper 32 is disposed in a middle portion of the conveying table 31, so that a conveying loop 33 having a square ring shape and surrounding the stopper 32 is formed on the conveying table 31, a loading station, a spring mounting station, a pin mounting station, and a unloading station are respectively disposed on four sides of the conveying loop 33 and are sequentially distributed along the conveying loop 33, the jig 20 is movable along the conveying loop 33, and four fourth driving devices for pushing the jig 20 to move along the conveying loop 33 are disposed on the conveying table 31 corresponding to four sides of the conveying loop 33. The conveying device 30 is compact and simple in structure and convenient to manufacture and use. In this embodiment, the conveying loop 33 is provided with a guide groove 35 on each side, and the fourth driving device comprises a push block 34 arranged in the guide groove 35 and a cylinder for driving the push block 34 to move, so that the structure is simple, and the manufacture and the application are convenient. In other embodiments, the conveying device 30 may also adopt other common conveying structures such as a conveying belt, a conveying turntable and the like.

In this embodiment, the conveying loop 33 is recessed into a groove, the lower portion of the jig 20 is slidably disposed in the conveying loop 33, and the width of the lower portion of the jig 20 is slightly smaller than the width of the conveying loop 33, so that the movement of the jig 20 can be limited and guided, the jig 20 is prevented from being offset and dislocated, the normal operation of the assembly operation is ensured, and the failure rate is reduced.

Conveying table 31 is provided with two positioning devices, the two positioning devices correspond to the spring mounting station and the pin rod mounting station respectively, the positioning devices include a positioning element 361 and a fifth driving device 362, and the fifth driving device 362 is used for driving the positioning element 361 to move so that the positioning element 361 can abut against jig 20 and compress the jig 20 on the blocking seat 32. The two positioning devices can respectively position and fix the jig 20 in the spring assembling operation and the pin rod assembling operation, ensure the accuracy of the positions of the button and the cover body and help to ensure the assembling quality. In this embodiment, the fifth driving device 362 is a cylinder, which is simple in structure and convenient to manufacture and use, and in other embodiments, the fifth driving device 362 may also be another driving structure such as a motor, but is not limited thereto.

In this embodiment, the length of each side of the conveying loop 33 is equal to three times of the length of the jig 20, and the jig 20 is positioned by abutting of each adjacent jig 20, which is helpful to simplify the structure of the cup cover button assembly machine and reduce the equipment cost and the failure rate. In other embodiments, a stop or other structure may be additionally added to position the movement of the jig 20.

Referring to fig. 3, in this embodiment, the cover body mounting seat 21 of the jig 20 is provided with a boss 211 adapted to the rear cavity of the cover body and a positioning groove 212 adapted to the handle on the cover body, the boss 211 is inserted into the rear cavity of the cover body to support the cover body, and the handle of the cover body is clamped into the positioning groove 212 to prevent the cover body from rotating and positioning the cover body. The button mounting seat 22 is provided with a mounting groove 221 corresponding to the button, so that the cover body and the button can be conveniently loaded and unloaded, and the jig 20 is further provided with a guide hole 23 aligned with the pin hole of the button, wherein the guide hole 23 is matched with the pin rod and used for guiding the pin rod during pin rod assembly. In other embodiments, the fixture 20 may also have other suitable structures, such as a clamp for fixing the cover and the button.

Referring to fig. 1 and 4, in the present embodiment, a control device 81 and a sensor 82 are provided on the frame 10 to coordinate the operations of the respective devices to realize an automated operation. The control device 81 and the corresponding control method are widely applied in the field, and not described in detail herein, the sensor 82 can be set to a corresponding position for detection according to the control requirement, and those skilled in the art can flexibly apply the control device and the corresponding control method according to the requirement.

The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict.

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. A cup lid button assembly machine for assembling the button and the spring of a cup lid to a lid, comprising:

a frame (10);

the fixture (20) is provided with a cover body installation seat (21) and a button installation seat (22), and the cover body installation seat (21) and/or the button installation seat (22) can move;

the conveying device (30) is arranged on the rack (10) and used for conveying the jig (20) so that the jig (20) can sequentially pass through a feeding station, a spring mounting station and a pin rod mounting station;

the spring mounting device (40) is arranged on the rack (10), corresponds to the spring mounting station and is used for mounting a spring on the button;

the pin rod installing device (50) is arranged on the rack (10) and corresponds to the pin rod installing station, an aligning device (60) is arranged on the jig (20) or the rack (10), the aligning device (60) is used for driving the cover body installing seat (21) and/or the button installing seat (22) to move so that the cover body and the button on the jig (20) move relatively to enable the pin hole of the cover body to be aligned with the pin hole of the button, and the pin rod installing device (50) is used for installing the pin rod into the pin hole of the cover body and the pin hole of the button.

2. The cup cover button assembling machine according to claim 1, characterized in that the cover body mounting seat (21) is arranged on the jig (20) in a manner of moving up and down, the button mounting seat (22) is located at a distance below the cover body mounting seat (21), the alignment device (60) is arranged on the frame (10) and corresponds to the pin rod mounting station, the alignment device (60) is used for driving the cover body mounting seat (21) to move down so as to align the pin holes of the cover body with the pin holes of the button, and the jig (20) is provided with a reset device for driving the cover body mounting seat (21) to move up and reset.

3. A cup and lid button assembly machine according to claim 1, wherein said spring mounting means (40) comprises:

the spring feeder (41) is used for storing and outputting the springs to a spring feeding track (42), a blocking device (43) is arranged on the spring feeding track (42), the blocking device (43) is used for blocking the movement of the springs in the spring feeding track (42) along the spring feeding track (42), and the blocking device (43) can release the blocking of the springs;

the spring feeding seat (44) is provided with a spring feeding position (45) aligned with the outlet of the spring feeding rail (42), the distance between the spring feeding position (45) and the outlet end of the spring feeding rail (42) is equal to or larger than the length of a spring and smaller than twice the length of the spring, the spring feeding position (45) is used for placing the spring moved out of the outlet of the spring feeding rail (42), and the spring feeding seat (44) is driven by a first driving device (46) to move to enable the spring feeding position (45) to be staggered with the spring feeding rail (42);

and the spring moving device (47) is used for taking the spring from the spring feeding seat (44) and moving the spring to a button on the jig (20) at the spring mounting station.

4. A lid button assembly machine according to claim 3, wherein the spring moving means (47) comprises a first traveling means (471) and a first gripper (472) provided on the first traveling means (471), the first gripper (472) being adapted to grip the spring.

5. A cup and lid button assembly machine according to claim 1, wherein said pin mounting means (50) comprises:

a pin feeder (51) for storing and delivering pins to a pin feed track (52);

a transfer member (53), wherein the transfer member (53) is provided with a transfer hole (531), the transfer member (53) is driven by a second driving device (54) to move back and forth between a first position and a second position, when the transfer member (53) is positioned at the first position, the transfer hole (531) is aligned and close to the outlet of the pin rod feeding track (52), and when the transfer member (53) is positioned at the second position, the transfer hole (531) is aligned with the pin hole of the cover body and the pin hole of the button positioned at the pin rod mounting station;

and the pin rod assembling device is used for installing the pin rod in the transferring hole (531) of the transferring piece (53) at the second position into the pin holes of the cover body and the button.

6. A cup lid button assembling machine according to claim 5, characterized in that said pin rod assembling means comprises a push rod (551) and a third driving means (552), said push rod (551) being capable of aligning with the transit hole (531) of the transit member (53) located at said second position, said third driving means (552) being adapted to drive said push rod (551) to move to enable said push rod (551) to be inserted into said transit hole (531) to insert the pin rod inside the transit hole (531) into the pin hole of the lid body and the pin hole of the button.

7. The cup cover button assembling machine according to claim 1, characterized in that a blanking device (70) is further arranged on the frame (10), the conveying device (30) can convey the jig (20) to a blanking station, and the blanking device (70) is used for removing the cup covers on the blanking station from the jig (20).

8. The cup cover button assembling machine according to claim 1, characterized in that the conveying device (30) comprises a conveying table (31) which is square, a baffle seat (32) is arranged in the middle of the conveying table (31) so as to form a square ring-shaped conveying loop (33) which surrounds the baffle seat (32) on the conveying table (31), the feeding station, the spring mounting station, the pin rod mounting station and the blanking station are respectively arranged on four sides of the conveying loop (33) and are distributed along the conveying loop (33) in sequence, the jigs (20) can move along the conveying loop (33), and four fourth driving devices for pushing the jigs (20) to move along the conveying loop (33) are arranged on the conveying table (31) corresponding to the four sides of the conveying loop (33).

9. The cup cover button assembling machine according to claim 8, characterized in that the conveying loop (33) is recessed into a groove shape, the lower part of the jig (20) is slidably arranged in the conveying loop (33), and the width of the lower part of the jig (20) is slightly smaller than that of the conveying loop (33).

10. An assembly machine for cup lid buttons according to claim 8, characterized in that said conveying table (31) is provided with two positioning devices respectively corresponding to said spring mounting station and said pin rod mounting station, said positioning devices comprise a positioning member (361) and a fifth driving device (362), said fifth driving device (362) is used for driving said positioning member (361) to move so as to make said positioning member (361) abut against the jig (20) and press the jig (20) against said stop seat (32).