Automatic insert implanting equipment

Abstract

The invention discloses automatic insert implanting equipment which comprises a conveying mechanism, a feeding mechanism, a detecting mechanism and an implanting mechanism, and the conveying mechanism drives a jig disc to be accurately switched among stations; the feeding mechanism achieves orderly loading of inserts through a vibration disc, a robot and the like. The detection mechanism adopts a CCD camera to detect the loading condition of the insert; the implanting mechanism completes precise implanting of inserts and synchronous taking of finished products through a robot, a sleeve type chuck and a finished product taking mechanism, and the sleeve type chuck adopts a ball plug column for flexible clamping, so that damage to the inserts is avoided. When the equipment works, through continuous automatic operation of feeding, detecting, implanting and material taking, excessive manual intervention is not needed, the automation degree is high, and the production efficiency is high; the positioning precision is high, and the product percent of pass is high; neglected loading and wrong loading can be effectively avoided, and material waste is reduced; and the device is suitable for various specifications of inserts, smooth in operation, small in occupied space and suitable for batch injection molding insert implantation production.

Description

TECHNICAL FIELD

[0001] The present application relates to injection molding processing auxiliary equipment technology, in particular to an automatic insert implantation equipment. BACKGROUND

[0002] In the production process of injection molding products, some products need to implant inserts (such as metal nuts) into the mold during injection molding to form integrated products. At present, the implantation of inserts is mostly completed by manual operation or semi-automatic equipment, which has the following technical problems:

[0003] Manual feeding, handling fixture plate and implanting inserts have high labor intensity and low production efficiency, which is difficult to meet the batch production demand;

[0004] Insert positioning relies on manual calibration, and the positioning error is large, which leads to insufficient implantation precision of inserts, and defects such as product size deviation and loose inserts, resulting in low product qualification rate;

[0005] There is no insert loading detection link, and it is difficult for manual operation to find problems such as missing inserts, misloading or abnormal placement position, which will directly cause product scrap after subsequent injection molding, resulting in serious material waste;

[0006] The traditional insert grabbing mechanism has poor clamping stability, and the inserts are easy to fall off or be damaged, affecting product quality;

[0007] When the fixture plate is switched between stations, the transmission mechanism is jammed and the positioning is inaccurate, resulting in poor production continuity;

[0008] Insert implantation and product material taking need to be operated separately, and additional material taking equipment needs to be configured, which is complicated and occupies a large space.

[0009] In order to solve the above problems of the prior art, the present application provides an automatic insert implantation equipment, which realizes the continuous operation of insert feeding, detection, implantation and product material taking through integrated and automatic design, and improves the production efficiency and product quality. SUMMARY

[0010] In order to overcome the above problems of the prior art, the present application aims to provide an automatic insert implantation equipment.

[0011] In order to achieve the above object and other related objects, the technical scheme provided by the present application is as follows: an automatic insert implantation equipment, comprising:

[0012] A conveying mechanism is used to control the switching of the fixture plate between the feeding station, the detection station and the discharging station;

[0013] A feeding mechanism is arranged corresponding to the feeding station, and is used to load inserts onto the fixture plate;

[0014] A detection mechanism is arranged corresponding to the detection station and used for detecting the loading condition of the insert on the positioning disc.

[0015] An implanting mechanism is arranged corresponding to the blanking station and used for grabbing the insert on the jig disc and sending it to the injection mold.

[0016] Preferably, the conveying mechanism comprises a rack, a guide rail assembly, a lead screw, a lead screw nut, a sliding seat, a motor and the jig disc, the guide rail assembly is fixedly arranged on the rack, the sliding seat is slidably arranged on the guide rail assembly, the lead screw is rotatably arranged on the rack and parallel to the guide rail assembly, the lead screw nut is rotatably arranged on the lead screw and fixedly connected with the sliding seat, the motor is fixedly arranged on the rack and used for driving the lead screw to rotate, and the jig disc is detachably arranged on the sliding seat.

[0017] Preferably, the jig disc is provided with a positioning pin and a positioning hole, and the positioning pin is used for loading the insert.

[0018] Preferably, the feeding mechanism comprises a vibrating disc, a straight vibration track, a receiving block, a receiving cylinder, a first ejecting cylinder, a push rod, a robot, a clamping cylinder and a clamping jaw, the feeding end of the straight vibration track is connected with the discharging end of the vibrating disc, the receiving block is arranged at the discharging end of the straight vibration track, the receiving cylinder is used for driving the receiving block to move in a direction perpendicular to the feeding direction of the straight vibration track, the receiving block is provided with a receiving groove corresponding to the straight vibration track, the first ejecting cylinder is fixedly arranged at the bottom side of the receiving block and used for driving the push rod to move up and down in a vertical direction, and the push rod is arranged corresponding to the receiving groove; the robot is used for driving the clamping cylinder to move between the receiving block and the jig disc, and the clamping cylinder is used for driving the clamping jaw to clamp or release the insert.

[0019] Preferably, the detection mechanism comprises a CCD camera, and the CCD camera is fixedly arranged on the rack through a support.

[0020] Preferably, the implanting mechanism comprises a second robot, a mounting frame, a positioning column and a sleeve chuck, the second robot is used for driving the mounting frame to move between the jig disc and the injection mold, the positioning column and the sleeve chuck are fixedly arranged on the mounting frame, the positioning column is arranged corresponding to the positioning hole, and the sleeve chuck is arranged corresponding to the positioning pin.

[0021] The preferred technical scheme is that the sleeve chuck comprises a sleeve, a second material-ejecting cylinder, a push rod two and a ball head plug column, the sleeve is fixed on the mounting frame, the push rod two is arranged in the sleeve, the second material-ejecting cylinder is fixed on the mounting frame and is used for driving the push rod two to move axially in the sleeve, and a plurality of groups of the ball head plug columns are arranged on the end peripheral wall of the sleeve at equal angles.

[0022] The preferred technical scheme is that the sleeve chuck comprises a sleeve, a second material-ejecting cylinder, a push rod two and a ball head plug column, the sleeve is fixed on the mounting frame, the push rod two is arranged in the sleeve, the second material-ejecting cylinder is fixed on the mounting frame and is used for driving the push rod two to move axially in the sleeve, and a plurality of groups of the ball head plug columns are arranged on the end peripheral wall of the sleeve at equal angles.

[0023] The preferred technical scheme is that the sleeve chuck comprises a sleeve, a second material-ejecting cylinder, a push rod two and a ball head plug column, the sleeve is fixed on the mounting frame, the push rod two is arranged in the sleeve, the second material-ejecting cylinder is fixed on the mounting frame and is used for driving the push rod two to move axially in the sleeve, and a plurality of groups of the ball head plug columns are arranged on the end peripheral wall of the sleeve at equal angles.

[0024] Due to the above technical scheme, the application has the following beneficial effects:

[0025] High degree of automation: through the integrated automation design of feeding, conveying, detecting, implanting and finished product taking, the traditional manual operation is replaced, the labor intensity is greatly reduced, the production efficiency is improved, and the batch production demand is met;

[0026] Precise and reliable positioning: the positioning hole of the jig disc cooperates with the positioning column of the implanting mechanism, combined with the precise driving of the robot, the insert loading and implanting positioning precision is high, effectively avoiding product size deviation and insert loosening, and the product qualification is high;

[0027] Timely and efficient detection: the CCD camera detects the insert loading condition in real time, finds problems such as missing loading and wrong loading in time, avoids subsequent injection scrap, reduces material waste and production cost;

[0028] Stable and lossless clamping: the sleeve chuck is designed by the flexible clamping of the ball head plug column, which not only ensures the stability of the insert grabbing, but also avoids the damage to the surface of the insert, and is suitable for inserts of various materials and shapes;

[0029] Strong compatibility: the jig disc adopts a detachable design, and corresponding jigs can be quickly replaced according to different specifications of inserts, without the need for overall adjustment of the equipment, and the application range is wide;

[0030] Smooth continuous operation: the conveying mechanism adopts a motor-screw-guide rail transmission structure, runs stably without jamming, each station is switched quickly and accurately, ensures the continuity of production, and the implanting and finished product taking are integrated, simplifies the production process and reduces the occupied space of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0031] Fig. 1 It is an overall structure schematic view of the insert implanting equipment.

[0032] Fig. 2 This is a schematic diagram of a portion of the implantation mechanism involved in the present invention.

[0033] Fig. 3 This is a schematic cross-sectional view of the sleeve-type chuck involved in the present invention. Detailed Implementation

[0034] The following specific embodiments illustrate the implementation of the present invention. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification.

[0035] Please see Figs. 1-3 It should be noted that in the description of this invention, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the product is in use. These terms are used only for the convenience of describing the invention and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on the invention. Furthermore, the terms "first," "second," and "third," etc., are only used to distinguish descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," and "suspended," etc., do not indicate that the component must be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" simply means that its direction is more horizontal than "vertical," and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0036] In the description of this invention, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal communication between two components. Those skilled in the art can understand the specific meaning of the above terms in this invention based on the specific circumstances.

[0037] Example:

[0038] like Figs. 1 to 3 As shown, according to an overall technical concept of the present invention, an automated insert implantation device is provided, including a conveying mechanism, a feeding mechanism, a detection mechanism, and an implantation mechanism.

[0039] The conveying mechanism includes a frame 11, a guide rail assembly 12, a lead screw 13, a lead screw nut, a slide block 14, a motor, and a fixture disk 15. The guide rail assembly 12 is fixed to the top of the frame 11 by bolts, and the slide block 14 is slidably engaged with the guide rail assembly 12. The lead screw 13 is rotatably mounted on the frame 11 via bearings and is arranged parallel to the guide rail assembly 12. The lead screw nut is screwed onto the lead screw 13 and fixedly connected to the bottom of the slide block 14. The motor is a servo motor, fixed on the frame 11, and its output shaft is connected to one end of the lead screw 13 via a coupling. The fixture disk 15 is detachably mounted on the slide block 14 by bolts. The fixture disk 15 has multiple positioning pins 151 and four positioning holes 152 evenly distributed on it. The outer diameter of the positioning pins 151 is adapted to the inner hole of the insert.

[0040] The feeding mechanism includes a vibratory feeder 21, a linear vibratory track 22, a receiving block 23, a receiving cylinder 24, a top-loading cylinder 1, a push rod 1, a robot 25, a gripper cylinder 26, and a gripper 27. The feeding end of the linear vibratory track 22 is connected to the discharge end of the vibratory feeder 21, and the receiving block 23 is located at the discharge end of the linear vibratory track 22. The piston rod of the receiving cylinder 24 is connected to the side of the receiving block 23. The receiving block 23 has a receiving groove corresponding to the discharge port of the linear vibratory track 22. The top-loading cylinder 1 is fixed to the bottom side of the receiving block 23 by bolts. The push rod 1 is connected to the piston rod of the top-loading cylinder 1, and the top of the push rod 1 is flush with the bottom of the receiving groove. The robot 25 is a six-axis industrial robot, fixed to one side of the frame 11. The gripper cylinder 26 is installed on the end effector of the robot 25 through a connecting seat. The gripper 27 is a flexible rubber gripper, installed at the output end of the gripper cylinder 26.

[0041] The testing mechanism includes a CCD camera 31 and a bracket 32. The bracket is welded to the frame 11, and the CCD camera 31 is fixed to the top of the bracket 32. Its lens is vertically downward and the shooting range covers the positioning pin 151 area of ​​the fixture disk 15. The CCD camera 31 is electrically connected to the control system of the equipment and is used to transmit the testing signal to the control system.

[0042] The implantation mechanism includes a second robot 41, a mounting frame 42, positioning posts 43, sleeve-type chucks 44, an electromagnetic claw 45, and a finished product picking mechanism 56. The second robot 41 is a six-axis industrial robot, fixed next to the injection mold. The mounting frame 42 is fixed to the end effector of the second robot 41 by bolts. There are four positioning posts 43, which are welded to the bottom of the mounting frame 42, and their outer diameter is adapted to the positioning holes 152 of the fixture plate 15. The number of sleeve-type chucks 44 is the same as the number of positioning pins 151 on the fixture plate 15, and they are evenly distributed at the bottom of the mounting frame 42. The electromagnetic claw 45 is fixed to the bottom of the mounting frame 42. The finished product picking mechanism 56 includes a second gripper cylinder 561 and a second gripper 562. The second gripper cylinder 561 is fixed to one side of the mounting frame 42 by a bracket, and the second gripper 562 is installed at the output end of the second gripper cylinder 561.

[0043] The sleeve-type chuck 44 includes a sleeve 441, a second ejector cylinder 442, a second push rod 443, and a ball-head plunger 444. The sleeve 441 is fixed to the bottom of the mounting frame 42, and the second push rod 443 passes through the inside of the sleeve 441. The second ejector cylinder 442 is fixed to the mounting frame 42, and its piston rod is connected to the bottom end of the second push rod 443. Four mounting holes are opened at equal angles along the circumference on the top peripheral wall of the sleeve 441, and the ball-head plunger 444 is installed in the mounting holes.

[0044] The working process of this embodiment is as follows:

[0045] Start the equipment, pour the inserts into the vibratory plate 21, the vibratory plate 21 vibrates to arrange the inserts in an orderly manner, and then conveys them to the receiving groove of the receiving block 23 via the straight vibrating track 22;

[0046] The receiving cylinder drives the receiving block 23 to move laterally to the material picking position. Once the top cylinder is activated, it pushes the push rod upward to lift the insert.

[0047] Robot 25 drives gripper cylinder 26 and gripper 27 to move above the insert. Gripper cylinder 26 drives gripper 27 to clamp the insert, and then the insert is transferred to the positioning pin 151 of the fixture plate 15 to complete the loading.

[0048] The motor starts, driving the lead screw 13 to rotate. The slide 14 drives the fixture plate 15 to move along the guide rail assembly 12 to the inspection station. The CCD camera 31 captures the insert loading status and transmits it to the control system. After the inspection is qualified, the fixture plate 15 continues to move to the unloading station.

[0049] Robot 2 41 drives the mounting frame 42 to move above the jig plate 15, the positioning pin 43 is inserted into the positioning hole 152 for positioning, and the sleeve chuck 44 is aligned with the insert on the positioning pin 141 and installed.

[0050] Robot 2 41 moves the mounting frame 42 to the injection mold. Claw cylinder 2 561 first drives claw 2 562 to clamp the finished product in the injection mold. Then, robot 2 41 controls the electromagnetic claw 45 to adhere and fix it to the mold. Ejector cylinder 2 442 drives push rod 2 443 to extend, and the insert falls into the preset station of the injection mold. Then, robot 2 41 transfers the finished product to the unloading area.

[0051] All mechanisms are reset, and fixture tray 15 returns to the loading station to begin the next cycle.

[0052] This embodiment effectively solves many pain points of the prior art through the above structural design, and realizes automated, precise and efficient operation of insert implantation.

[0053] The above embodiments are merely illustrative of the principles and effects of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in the present invention should still be covered by the claims of the present invention.

Claims

1. An automated insert implantation device, characterized in that, include: The conveying mechanism is used to control the jig tray to switch between the loading station, the inspection station and the unloading station; A feeding mechanism, corresponding to the feeding station, is used to load the insert onto the fixture tray; A testing mechanism is set up corresponding to the testing station and is used to test the loading status of the inserts on the positioning disk; An implantation mechanism, corresponding to the unloading station, is used to grab the insert on the jig plate and send it to the injection mold.

2. The automated insert implantation device according to claim 1, characterized in that: The conveying mechanism includes a frame, a guide rail assembly, a lead screw, a lead screw nut, a slide block, a motor, and the fixture disk. The guide rail assembly is fixed on the frame, the slide block slides on the guide rail assembly, the lead screw is rotatably mounted on the frame and arranged parallel to the guide rail assembly, the lead screw nut is screwed onto the lead screw and fixedly connected to the slide block, the motor is fixed on the frame and used to drive the lead screw to rotate, and the fixture disk is detachably mounted on the slide block.

3. The automated insert implantation device according to claim 1, characterized in that: The fixture plate is provided with positioning pins and positioning holes, and the positioning pins are used to load inserts.

4. The automated insert implantation device according to claim 1, characterized in that: The feeding mechanism includes a vibratory feeder, a linear vibratory track, a receiving block, a receiving cylinder, a top-loading cylinder, a push rod, a robot, a gripper cylinder, and a gripper. The feeding end of the linear vibratory track is connected to the discharge end of the vibratory feeder. The receiving block is located at the discharge end of the linear vibratory track. The receiving cylinder drives the receiving block to move in a direction perpendicular to the feeding direction of the linear vibratory track. The receiving block has a receiving groove corresponding to the linear vibratory track. The top-loading cylinder is fixed to the bottom side of the receiving block and drives the push rod to move up and down in a vertical direction. The push rod is correspondingly arranged with the receiving groove. The robot drives the gripper cylinder to move between the receiving block and the fixture plate. The gripper cylinder drives the gripper to clamp or release the insert.

5. An automated insert implantation device according to claim 2, characterized in that: The detection mechanism includes a CCD camera, which is fixed to the frame by a bracket.

6. An automated insert implantation device according to claim 3, characterized in that: The implantation mechanism includes a second robot, a mounting frame, a positioning post, and a sleeve-type chuck. The second robot is used to drive the mounting frame to move between the fixture plate and the injection mold. The positioning post and the sleeve-type chuck are fixed on the mounting frame. The positioning post is matched with the positioning hole, and the sleeve-type chuck is matched with the positioning pin.

7. An automated insert implantation device according to claim 6, characterized in that: The sleeve-type chuck includes a sleeve, a second ejector cylinder, a second push rod, and ball-head plungers. The sleeve is fixed to the mounting frame. The second push rod passes through the sleeve. The second ejector cylinder is fixed to the mounting frame and is used to drive the second push rod to move axially in the sleeve. Multiple sets of ball-head plungers are arranged at equal angles along the circumference on the end circumferential wall of the sleeve.

8. An automated insert implantation device according to claim 6, characterized in that: It also includes an electromagnetic claw, which is fixed to the mounting frame.

9. An automated insert implantation device according to claim 6, characterized in that: It also includes a finished product picking mechanism, which includes a second gripper cylinder and a second gripper. The second gripper cylinder is fixed to the mounting frame by a bracket. The second gripper cylinder is used to drive the second gripper to clamp or release the injection molded finished product.

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