CN111571926A - Automatic PIN cutting assembly line for injection molding product Header - Google Patents

Abstract

The invention discloses an automatic PIN cutting assembly line for injection molding product Header. The automatic PIN cutting assembly line includes a frame, the upper and rear ends of the frame are connected with a positioning turntable, a PIN cutting machine and a transfer table in sequence, and a three-axis loading and unloading machine is fixed horizontally in the middle of the front end. The Header is placed on the positioning turntable; the positioning turntable can gently push the Header to the set position of the product cavity; the three-axis loading and unloading machine simultaneously clamps the Header on the positioning table and the PIN cutting machine or places the Header on the PIN cutting machine and the transfer table at the same time. ;The PIN cutting machine simultaneously cuts off the PIN pins of the headers in all product cavities on both sides; the transfer positioning table converts the headers in the receiving jig into the same position; the positioning module clamps and places the headers of the transfer positioning table in turn . The device realizes automatic PIN cutting, high speed and high efficiency.

Description

An automatic PIN cutting line for injection molding product Header

technical field

The invention relates to a processing device for mobile phone parts, in particular to an automatic PIN cutting assembly line for injection molding product Header.

Background technique

Among the mobile phone parts, Header products are produced by batch injection molding. In the process of removing PIN feet of Header products, it is necessary to quickly unload the parts in the casting equipment, and remove the PIN feet. Currently, manual cutting and PIN cutting are used. The feet are slow, the efficiency is poor, the PIN cutting is easy to produce defects, and there are human factors errors, which are easy to damage the hands and the surface of the product.

SUMMARY OF THE INVENTION

In order to solve one or more of the above problems, the present invention provides an automatic PIN cutting line for injection molding product Header.

According to one aspect of the present invention, the automatic PIN cutting assembly line for the injection molding product Header includes a rack, the upper and rear ends of the rack are connected with a positioning turntable, a PIN cutting machine and a transfer table in sequence, and the front and the middle are horizontally fixed with three-axis loading and unloading. machine,

The positioning turntable is rotated to the longitudinal state, and the positions of the two rows of the first clamping modules in the unloading part of the injection molding machine are respectively matched with the product cavities in the odd or even positions of the positioning turntable; the arrangement and injection molding of the first clamping modules The layout of the headers in the finished cavity of the machine is the same. The upper end of the first clamping module is fixed under the elastic guide frame. The first clamping module can clamp the headers in the injection molding machine at one time, and place the two columns of headers on positioning turntable;

The first positioning column of the positioning turntable can gently push the Header to the set position of the product cavity under the action of the first spring;

The positioning turntable is rotated to the horizontal state, and the product cavities of the positioning turntable, the PIN cutting machine and the transfer table have the same feature arrangement. The feature arrangement is: from left to right, every two product cavities are the same and form a product unit. The product units at odd or even positions are the same, and the product units at each odd position are rotated 180° and the product units at even positions are the same;

The PIN cutting machine simultaneously cuts off the Header in all product cavities on both sides;

The first clamping module and the second clamping module are arranged under the two ends of the three-axis loading and unloading machine respectively; the first clamping module and the second clamping module can simultaneously cut the PIN on the positioning table The Header is clamped by the machine or placed on the PIN cutting machine and the transfer table at the same time;

The transfer positioning table includes several receiving jigs with product units. Among the receiving jigs at odd or even positions, one set is fixed and the other set is rotated. The Header positions in the group receiving jig are the same;

The output end of the manipulator of the displacement module is equipped with a rotating cylinder, and the action end of the rotating cylinder is connected to the third clamping module. Platter packaging.

In some embodiments, the positioning turntable further includes an upper substrate and a plurality of loading fixtures with features arranged on the upper substrate; each loading fixture is provided with two product cavities, and a side surface of the product cavity is provided with a positioning fixture hole,

The first positioning column is the superior force glue; the rear end ring of the first positioning column is slidably connected in the guide cavity of the base column, and the first spring is located between the rear end ring and the rear wall of the guide cavity; on the opposite side of each positioning hole, The telescopic end of each push cylinder is connected to a moving block, the push cylinder is a pneumatic slide cylinder, every two base columns are fixed in a moving block, and the lower surface of the upper base plate is connected to the rotating part.

In some embodiments, the lower surface of the lower frame is connected to the drive motor and the upper surface is fixed with a bearing with a seat; the lower surface of the upper base plate is connected to the upper end of the rotating shaft, the middle of the rotating shaft is rotatably connected to the bearing with a seat, and the lower end of the rotating shaft is directly driven by a coupling motor;

An angle sensor is installed in the inner groove of the detection base; the induction sheet is fixed under the upper substrate,

The two sensing parts are symmetrically arranged in the middle of the two side surfaces of the upper substrate; the four guiding parts are respectively arranged at the four corners of the upper surface of the upper substrate.

In some embodiments, the blanking part of the injection molding machine includes a blanking plate connected to the free end of the manipulator, each elastic guide frame includes a linear bearing, an elastic seat and a guide shaft, and the upper ends of the two guide shafts are vertically connected to the two ends of the upper link plate and the lower end respectively. The two ends of the lower connecting plate are connected vertically respectively, and the guide shaft is sleeved in the linear bearing; every two linear bearings and an elastic seat are fixed at a clamping position of each blanking plate,

The vertical guide hole of the elastic seat is slidably connected to an inner guide shaft, the lower ends of the two inner guide shafts are respectively connected to the middle ends of the lower link plate, the outer wall of the inner guide shaft is sleeved with a second spring, and the lower end of the second spring is attached to the lower link plate and the upper end Fitted elastic seat.

In some embodiments, a positioning pin is installed on the main block of the first clamping module, the clamping cylinder is connected to the side surface of the main block, and the clamping claw of the clamping cylinder is inserted into the first through hole of the clamping block and abuts the positioning surface; The protective plate made of Unigel is connected to the inner side of the clamping block.

In some embodiments, a second through hole is further formed on the side surface of the main block, and the lower end surface of the second through hole communicates with the mounting hole and the upper end surface communicates with the positioning hole;

A third spring is arranged between the positioning column of the end ring of the positioning pin and the positioning hole; one positioning pin is a positioning suction nozzle.

In some embodiments, the transfer table also includes a transfer table, the transfer table is rotatably connected to the rotating shaft through a bearing with a seat, a raised platform is provided on one side of each bearing with a seat, and the receiving jig is respectively connected to the upper end of the rotating shaft or the rotating shaft. On the height-increasing platform; the induction disc bushing of the angle detection part is fixed on the lower end of the rotating shaft, the induction disc rotates between the two angle sensors, and the distance measuring part is symmetrically connected to the middle ends of the upper platen.

In some embodiments, a gap is provided on one side of the induction disc, the induction base is fixed inside the motor base, and an angle sensor is installed in the two ear blocks of the induction base.

In some embodiments, the rotary cylinder can be rotated by 90°, so that the lower link plate can be switched back and forth between the horizontal direction and the lower vertical direction; the clamping block of the third clamping module is further provided with clamping grooves.

In some embodiments, the side connecting plate of the second clamping module is longitudinally connected under the right base plate, the upper end of the second clamping cylinder is connected to the right base plate and the side surface is connected to the side connecting plate, and the middle of the lower ends of the side connecting plates at both ends is respectively connected to the middle connecting plate There are several positioning pins on the center plate;

The two second clamping jaws of the second clamping cylinder respectively fix the front clamping arm and the rear clamping arm. Cooperate;

A polyurethane layer is attached to the inner side of the front chuck and the rear chuck.

Description of drawings

1 is a three-dimensional schematic diagram of an automatic PIN cutting assembly line for an injection-molded product Header according to an embodiment of the present invention;

Fig. 2 is a three-dimensional schematic diagram of the injection molded product Header shown in Fig. 1;

Fig. 3 is a three-dimensional schematic diagram of the blanking part of the injection molding machine shown in Fig. 1;

FIG. 4 is a three-dimensional schematic diagram of the elastic guide frame shown in FIG. 3;

Fig. 5 is the three-dimensional schematic diagram of the first clamping module shown in Fig. 3;

FIG. 6 is a three-dimensional schematic diagram of the main block shown in FIG. 5;

Figure 7 is a schematic cross-sectional view of the clamping block shown in Figure 5;

Fig. 8 is a three-dimensional schematic diagram of the positioning turntable shown in Fig. 1;

9 is a schematic cross-sectional view of the first positioning column and the base column shown in FIG. 8;

Fig. 10 is a partial enlarged schematic view of the positioning turntable shown in Fig. 8;

Fig. 11 is a three-dimensional schematic diagram of the rotating part shown in Fig. 8;

Figure 12 is a three-dimensional schematic diagram of the three-axis loading and unloading machine shown in Figure 1;

Fig. 13 is a three-dimensional schematic diagram of the right base plate, the side connecting plate and the middle connecting plate shown in Fig. 12;

Figure 14 is a three-dimensional schematic diagram of the three-axis loading and unloading machine shown in Figure 12;

Figure 15 is a three-dimensional schematic diagram of the second clamping module shown in Figure 12;

FIG. 16 is a three-dimensional schematic diagram of the transfer stage shown in FIG. 1;

FIG. 17 is a three-dimensional schematic diagram of the angle detection unit shown in FIG. 16;

Figure 18 is a three-dimensional schematic diagram of the displacement module shown in Figure 1;

Header00, Rack 01, Positioning Turntable 02, Feeding Fixture 020, Positioning Hole 0201, First Positioning Post 021, Back End Ring 0211, Upper Base Plate 022, First Spring 023, Lower Frame 024, Base Post 025, Guide Cavity 0251, moving block 026, pushing cylinder 027, rotating part 028, rotating shaft 0280, driving motor 0281, bearing with seat 0282, induction piece 0283, coupling 0284, detection seat 0285, angle sensor 0286;

Three-axis loading and unloading machine 03, positioning needle 030, left base plate 031, right base plate 032, X-axis assembly 033, first moving plate 0331, first servo linear module 0332, first slide rail slider 0333, Y-axis assembly 034 , the second moving plate 0341, the second servo linear module 0342, the second sliding rail slider 0343, the Z-axis assembly 035, the adapter seat 0351, the vertical seat 0352, the third servo linear module 0353;

Transfer table 04, receiving jig 040, transfer table 041, rotating shaft 042, angle detection part 043, notch 0430, induction plate 0431, angle sensor 0432, flange part 0433, induction seat 0434, ear block 0435, measuring Distance part 044, support arm plate 0441, distance measuring seat 0442, distance measuring sensor 0443, bearing with seat 045, height increasing platform 046, transfer motor 047, coupling 048, motor seat 049; PIN cutting machine 05;

Injection molding machine blanking part 06, elastic guide frame 060, blanking plate 061, elastic seat 062, guide shaft 063, linear bearing 064, lower connecting plate 065, upper connecting plate 066, inner guide shaft 067, second spring 068;

The first clamping module 07, the main block 1, the installation hole 11, the positioning hole 12, the second through hole 13; the clamping block 2, the first through hole 20, the positioning surface 21, the first stepped through hole 22, the first thread Hole 23, right-angled cutout 24, first pin hole 25, clamping groove 26, clamping cylinder 3, protection plate 4, positioning pin 5, end ring 51, positioning post 52, third spring 53, conical end 54;

The second clamping module 08, the side connecting plate 081, the second clamping cylinder 082, the middle connecting plate 083, the front clamping arm 084, the rear clamping arm 085, the displacement module 09, the third clamping module 090, the manipulator 091, rotary cylinder 092, right-angle seat 093, rotating arm 094, lower link plate 095.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the words "inner" and "outer" ” refer to directions towards or away from the geometric center of a particular part, respectively.

1 to 18 schematically show an automatic PIN cutting line for an injection molded product Header according to an embodiment of the present invention. As shown in the figure, the device includes a frame 01, the upper and rear ends of the frame 01 are connected with a positioning turntable 02, a PIN cutting machine 05 and a transfer table 04 in sequence, and a three-axis loading and unloading machine 03 is laterally fixed in the middle of the front end.

The positioning turntable 02 is rotated to the longitudinal state, and the positions of the two rows of the first clamping modules 07 in the unloading part 06 of the injection molding machine are respectively matched with the product cavities of the odd-numbered or even-numbered positions of the positioning turntable 02; the first clamping modules 07 The arrangement is the same as the arrangement of the Header00 in the finished cavity of the injection molding machine. The upper end of the first clamping module 07 is fixed under the elastic guide frame 060, and the first clamping module 07 can clamp the Header00 in the injection molding machine at one time. And place the two columns of Header00 on the positioning turntable 02 in turn;

The first positioning column 021 of the positioning turntable 02 can gently push the Header00 to the set position of the product cavity under the action of the first spring 023;

The positioning turntable 02 is rotated to the horizontal state, and the product cavities of the positioning turntable 02, the PIN cutting machine 05 and the transfer table 04 have the same feature arrangement. The feature arrangement is: from left to right, every two product cavities are the same and formed. For a product unit, the product units at odd-numbered positions or even-numbered positions are the same, and the product units at each odd-numbered position are rotated 180° and the product units at even-numbered positions are the same;

The PIN cutting machine 05 simultaneously cuts the Header00 in all product cavities on both sides;

The first clamping module 07 and the second clamping module 08 are arranged under the two ends of the three-axis loading and unloading machine 03 respectively; the first clamping module 07 and the second clamping module 08 can be simultaneously Positioning table 02 and PIN cutting machine 05 clamp Header00 or place Header00 on PIN cutting machine 05 and transfer positioning table 04 at the same time;

The transfer table 04 includes a plurality of receiving jigs 040 with product units. Among the receiving jigs 040 in odd-numbered positions or even-numbered positions, one set is fixedly arranged and the other set is rotated, and the plastic jigs 040 set in rotation are rotated. 180°, the position of Header00 in the two sets of receiving jig 040 is the same;

The output end of the manipulator 091 of the displacement module 09 is equipped with a rotating cylinder 092, and the action end of the rotating cylinder 092 is connected to the third clamping module 090, which can sequentially connect the Header00 of the transfer table 04 Clamp and place to inspection position or platter packaging.

Among them, the product cavity corresponds to the feature outline of Header00.

The device realizes automatic production of automatic blanking, positioning, feeding and cutting PIN, blanking and transfer position, with high speed and high efficiency, suitable for large-scale continuous production, while avoiding human factor errors, protecting operators and products. ; Second, the product cavity and clamping module of the feature array realizes that all the products on the casting equipment are directly removed and placed on the positioning turntable 02 for positioning, and then directly loaded and unloaded, avoiding adding too many indexing processes in the early stage. , which can greatly improve the production efficiency; thirdly, the three-axis loading and unloading machine 03 can perform feeding or unloading operations at the same time, which further improves the speed and becomes the module 09 for transformation, so that the products enter the detection position in an orderly and angular manner.

Preferably, the positioning turntable 02 further includes an upper substrate 022 and a plurality of feeding jigs 020 with features arranged on the upper substrate 022; each feeding jig 020 is provided with two product cavities, and the side surfaces of the product cavities are provided with A positioning hole 0201,

The first positioning post 021 is made of high strength glue; the rear end ring 0211 of the first positioning post 021 is slidably connected in the guide cavity 0251 of the base post 025, and the first spring 023 is located between the rear end ring 0211 and the rear wall of the guide cavity 0251 ; Opposite each positioning hole 0201, the telescopic end of each push cylinder 027 is connected to a moving block 026, the push cylinder 027 is a pneumatic slide cylinder, and every two base posts 025 are fixed in a moving block 026,

The lower surface of the upper substrate 022 is connected to the rotating part 028 . The beneficial effects are: the device can elastically press and position all products, protect the products, and has high positioning accuracy.

Preferably, the lower surface of the lower frame 024 is connected to the drive motor 0281 and the upper surface is fixed with a bearing 0282 with a seat; the lower surface of the upper base plate 022 is connected to the upper end of the rotating shaft 0280, the middle of the rotating shaft 0280 is rotatably connected to the bearing 0282 with a seat, and the lower end of the rotating shaft 0280 is connected by Shaft 0284 Direct drive motor 0281;

The detection seat 0285 is fixed on the lower frame 024, and the angle sensor 0286 is installed in the inner groove of the detection seat 0285; the sensing piece 0283 is fixed under the upper substrate 022, and the sensing piece 0283 can be rotated into the detection cavity of the angle detector 0286;

The two sensing parts are symmetrically arranged in the middle of the two sides of the upper substrate 022; the light sensor of the sensing part detects whether the Header00 of the product cavity is in place;

The four guide parts are respectively arranged at the four corners of the upper surface of the upper base plate 022, and the linear bearings of the guide parts are matched with the guide shafts of the pick-and-place device.

Preferably, the blanking part 06 of the injection molding machine includes a blanking plate 061 connected to the free end of the manipulator, each elastic guide frame 060 includes a linear bearing 064, an elastic seat 062 and a guide shaft 063, and the upper ends of the two guide shafts 063 are respectively vertically connected to the upper connecting plate The two ends and the lower end of 066 are vertically connected to both ends of the lower link plate 065, thereby forming a rectangular bracket, and the guide shaft 063 is sleeved in the linear bearing 064; every two linear bearings 064 and an elastic seat 062 are fixed on each blanking plate 061 At a clamping position of ,

An inner guide shaft 067 is slidably connected to the vertical guide hole of the elastic seat 062. The lower ends of the two inner guide shafts 067 are respectively connected to the middle ends of the lower link plate 064. It is attached to the lower link plate 065 and the upper end is attached to the elastic seat 062 . The device realizes the automatic clamping, movement and placement of multiple Header00. The guide bracket is used to move up and down with high precision. The elastic seat buffers the differential stress of each reclaiming module; the reclaiming module is stably and softly clamped, and the positioning pin 5 Pre-positioning products, protective plate 4 elastically protects the surface of Header00, thus realizing automatic, stable, precise and safe clamping of products.

Preferably, the first clamping module 07 includes a main block 1, a clamping block 2 and a clamping cylinder 3; a plurality of positioning pins 5 are installed on the mounting holes 11 at the lower end of the main block 1, and the positioning pins 5 and the high top of the Header00 Match the positioning holes;

The clamping block 2 is provided with a vertical first through hole 20 , the lower end of the first through hole 20 is formed with a positioning surface 21 , the outer wall of the first through hole 20 is provided with a number of first stepped through holes 22 , and the inner wall of the clamping block 2 is provided with a plurality of first stepped through holes 22 . There is a first threaded hole 23;

The clamping cylinder 3 is connected to the side surface of the main block 1, the clamping jaw is provided with a second threaded hole, the clamping jaw is inserted into the first through hole 20, the lower end surface of the clamping jaw fits the positioning surface 21, and the screw passes through the first stepped through hole 22 Screw into the second threaded hole;

The protection plate 4 is a superior glue, and the protection plate 4 is connected to the first threaded hole 23 by a countersunk screw;

Preferably, the outer wall of the first through hole 20 is further provided with a first pin hole 25 , and the anti-rotation positioning pin is fixed in the first pin hole 25 and enters the second pin hole of the clamping block 2 . The beneficial effects are: the device realizes the automatic clamping and discharging of Header00; the special clamping cylinder 3 is used to realize stable and soft clamping action, and for products with complex contours of Header00, good and high-precision clamping and placement can be realized. , the product has high position and high yield; the stepped through hole reduces the size of the equipment at the same time, provides more space for the setting of other equipment, and improves the applicability of the equipment; the clamping cylinder 3 adopts the first through hole 20 of the same size and the positioning surface 21 to ensure the high-position installation of the clamping block 2, which improves a good foundation for subsequent clamping; the rectangular structure can prevent circumferential rotation, and the first pin hole 25 further fixes the positioning clamping block 2, making axial movement and circumferential rotation. are restricted.

The outer surface of the lower end of the clamping block 2 is provided with a right-angle cutout 24 , and the right-angle cutout 24 is provided with a first threaded hole 23 .

Preferably, the upper end of the positioning pin 5 is an elliptical column, the mounting hole 11 is an elliptical hole, and the lower end of the positioning pin 5 forms a conical end 54;

A rectangular second through hole 13 is also formed on the side surface of the main block 1. The lower end surface of the second through hole 13 communicates with the mounting hole 11 and the upper end surface communicates with the positioning hole 12; the beneficial effect is that the second through hole 13 can lower the main block. 1 weight, while providing space for the placement of other parts.

The upper end of the positioning pin 5 is an end ring 51 with a large diameter, and a third spring 53 is provided between the positioning column 52 of the end ring 51 and the positioning hole 12 of the upper end wall of the second through hole 13; the beneficial effect is that the positioning pin 5 adopts elastic Positioning to avoid the problem of pressing the product hard and damaging the product when the position is not aligned with the product hole, and protecting the product and module equipment.

A positioning pin 5 is used for positioning the suction nozzle. The beneficial effect is that the positioning nozzle can ensure the high-end upper surface of the product to be tightly positioned and clamped on both sides of the bottom end, and has a better clamping effect, and there is no shaking phenomenon caused by one end falling off during movement, and good high precision can be achieved. 's transfer.

Preferably, the transfer stage 04 further includes a rectangular frame of the transfer table 041, a rotating shaft 042, an angle detection part 043 and a distance measuring part 044,

The upper plate of the transfer table 041 is fixed with a bearing 045 with a seat, the bearing 045 with a seat is rotatably connected to the rotating shaft 042, the lower end of the rotating shaft 042 is directly connected to the transfer motor 047 through the coupling 048, the transfer motor 7 is a servo motor, and the transfer motor 047 Connected to the motor base 049, a raised platform 046 is provided on one side of each bearing 045 with a base,

The material receiving jig 040 is respectively connected to the upper end of the rotating shaft 042 or the raising platform 046;

The shaft sleeve of the induction disc 0431 of the angle detection part 043 is fixed on the lower end of the rotating shaft 042, the two up and down opposite angle sensors 0432 are fixed on the inner side of the motor base 049, the angle sensor 42 is a miniature photoelectric sensor, and the induction disc 0431 is located between the two angle sensors 0432 turning between,

The distance measuring part 044 is symmetrically connected to both ends of the middle of the upper platen.

Preferably, a gap 0430 is provided on one side of the induction plate 0431, and the flange portion 0433 of the induction plate 0431 is connected to the rotating shaft 042 by a pin.

The induction base 0434 is fixed on the inner side of the motor base 049. The front end of the induction base 0434 is provided with two upper and lower opposite ear blocks 0435. The detection through holes of the ear blocks 0435 are fixed with an angle sensor 0432, and the detection cavity is between the two ear blocks 0435. The induction disc 0431 is located in the detection cavity, and when the angle sensor 0432 measures the gap 0430, the rotating shaft 042 rotates 180°. The beneficial effect is that the transfer positioning table 04 can quickly and accurately sort products.

The distance measuring part 044 includes a support arm plate 0441, a distance measuring seat 0442 and a distance measuring sensor 0443. The distance measuring sensor 530 is a laser distance measuring sensor. A distance measuring seat 0442 is screwed on the plate 0441, and a distance measuring sensor 0443 is installed in the axial through hole of the distance measuring seat 0442. The distance measuring sensor 0443 detects the height of the discharging device or the reclaiming device.

Preferably, the manipulator 091 is connected to the rotating cylinder 092 through the right-angle seat 093; the rotating flange of the rotating cylinder 092 is connected to the upper flange of the rotating arm 094, the front side of the upper flange is vertically connected to the upper end of the lower connecting plate 095, and the rotating cylinder 092 can rotate 90°, so that the lower link plate 095 is switched back and forth between the horizontal direction and the lower vertical direction; the third clamping module 090 and the first clamping module 07 have the same structure,

The clamping block 2 of the third clamping module 090 is also provided with a clamping groove 26, and the clamping cylinder 3 of the third clamping module 090 is connected to the side surface of the lower link plate 095,

In the pick-up position, the PIN pin of Header product 00 is located below, and in the detection position, the PIN pin of Header product 00 is located on the front side.

The manipulator 091 runs to the reclaiming position, the rotary cylinder 092 rotates to the horizontal direction, and the two clamping blocks 2 clamp the Header product 00 from the side. Place the Header product 00 from above. At this time, the PIN pin 001 of the Header product 00 is located on the front side, and the inspection process is entered.

The manipulator 091 is a four-axis manipulator; the manipulator 091 includes a main base, a first rotating arm, a second rotating arm and a spline nut module. The beneficial effects are: the displacement device has high speed and high position accuracy.

Preferably, the X-axis assembly 033 included in the three-axis loading and unloading machine 03 is arranged horizontally; the first moving plate 0331 of the lateral movement of the X-axis assembly 033 is longitudinally connected to the Y-axis assembly 034, and the second moving plate of the longitudinal movement of the Y-axis assembly 034 Two ends of the plate 0341 are vertically connected to a Z-axis assembly 035, each Z-axis assembly 035 includes an adapter seat 0351 that moves vertically, and the lower surfaces of the two adapter seats 0351 are respectively connected to the left base plate 031 and the right base plate 032;

The lower part of the first moving plate 0331 is connected horizontally with the moving ends of the first servo linear module 0332 and the first sliding rail slider 0333 respectively; the first moving plate 0331 is respectively vertically connected with the second servo linear module 0342 and the second sliding rail Fixed end of block 0343;

The bottom of the second moving plate 0341 is vertically connected to the moving ends of the second servo linear module 0342 and the second sliding rail slider 0343 respectively; the second moving plate 0341 is vertically connected to the lower surface of the vertical seat 0352,

The side surface of the vertical seat 0352 is connected to the fixed end of the vertical third servo linear module 0353, and the movable end of the third servo linear module 0353 is connected to the rear side of the adapter seat 0351;

The left substrate 031 and the right substrate 032 are provided with positioning pins 030 in the middle and lower part;

The first clamping module 07 is connected under the left base plate 031,

The side connecting plate 081 of the second clamping module 08 is longitudinally connected under the right base plate 032, the upper end of the second clamping cylinder 082 is connected to the right base plate 032 and the side is connected to the side connecting plate 081, and the lower ends of the side connecting plates 081 at both ends are respectively connected in the middle. The connecting plate 083, the middle connecting plate 083 is provided with a number of positioning pins 5, the two second clamping jaws of the second clamping cylinder 082 are arranged longitudinally and the lower ends are respectively fixed to the front clamping arm 084 and the rear clamping arm 085, the front clamping arm The front chuck of 084 and the rear chuck of rear chuck arm 085 are matched with the front and rear profiles of the high top end respectively;

A polyurethane layer is attached to the inner side of the front chuck and the rear chuck. The beneficial effect is that the second clamping module 08 provided with this arrangement has high clamping precision and can protect the product at the same time.

Preferably, the PIN cutting machine includes a rack, a product table, an upper pressing module and a cutter module;

The rack includes a horizontally placed countertop and a vertical main wallboard, the main wallboard is vertically connected above the countertop, the countertop is connected to a fixed base, a waste receiving box is arranged under the countertop, and the front side of the main wallboard is connected to several a vertical linear movement of the upper pressure module;

The product table includes a horizontally arranged product seat. The product seat is connected to the middle of the fixed base. The upper surface of the product seat is formed with a number of longitudinally penetrating PIN-cutting grooves. The middle of each PIN-cutting groove extends vertically downward to form blanking holes. The product cavity is located in the middle of the PIN-cutting groove. The product cavity is provided with a horizontally arranged fixed knife jig. The Header product 00 is placed in the product cavity, and the PIN feet of the Header product 00 are attached to both sides of the fixed knife jig;

The upper pressure module includes a main pressure block that can be lifted up and down. The upper end of the main pressure block is provided with a spring. The main pressure block is threadedly connected to a pressure rod. The lower end of the pressure rod is located under the main pressure block. , the main pressure block is pressed against the high top of the Header product 00;

The cutter module includes a movable knife seat located on one side of the product base. The movable knife seat reciprocates longitudinally on the upper surface of the fixed base. Several cutters are installed at the front end of the movable knife seat, and each cutter faces a PIN-cutting groove. , A side pressure block is attached to the top of each cutter, and the side pressure block can slide longitudinally under the action of the spring, and fit and press the top of the punching end of the Header product 00 in advance.

The cutter continues to punch the punched end forward, and the PIN pin is cut off and enters the waste receiving box through the blanking hole, the through hole of the fixed base, and the second through hole of the table top.

The product table also includes a left limit seat and a right limit seat; there is a through hole in the middle of the fixed base that is opposite to the blanking hole;

The left limit seat and the right limit seat are longitudinally arranged and connected on both sides of each PIN-cutting groove respectively, and the fixed knife fixture, the left limit seat and the right limit seat are surrounded to form a product cavity;

The middle of both sides of each PIN-cutting groove extends laterally to form a fixed knife groove, and the two ends of the fixed knife jig 022 are respectively connected to a fixed knife groove,

There is an inner support in the middle of the fixed knife fixture, and the width of the inner support is the same as the inner width of the PIN foot.

The left and right sides of the fixed base respectively extend upward to form side guide plates. The side guide plates and the side surface of the movable knife seat are in contact with each other. An upper limit plate is threadedly connected to the upper surface of the side guide plate. The inner side of the upper limit plate exceeds the side guide plate. The lower surface of the bit plate fits the upper surface of the movable tool holder;

A through guide groove is also formed on the lower surface of the product seat, and the guide column under the front end of the movable knife seat is matched with the guide groove.

The upper pressing module also includes a pressing cylinder; the pressing cylinder is a rodless cylinder, several vertical lifting cylinders are fixed on the front side of the main wall panel, and a main block is fixed on the telescopic end of the pressing cylinder;

The main block is provided with a first vertical hole and a second vertical hole, the upper end of the first vertical hole is formed with a large-diameter upper step hole, the upper end of the upper step hole is fixed with a sealing cover, and the sealing cover is attached to the upper end of the spring,

One end of the main pressure block is threaded to fix the pressure rod, and the other end is threadedly connected to the lower end of a guide column. The upper end of the guide column is provided with a large-diameter positioning end ring. When sliding, the guide column slides in the first vertical hole, and the upper end of the pressing rod slides in the second vertical hole.

Preferably, the cutter module further includes a longitudinal cylinder, the longitudinal cylinder is fixed on one side of the table top through a right-angle seat, the output end of the longitudinal cylinder is connected to the rear end of the movable cutter base, and the longitudinal cylinder can drive the movable cutter base to reciprocate longitudinally in a straight line,

Several pressure-bearing seats are threadedly connected to the front end of the movable knife seat. The front end of the lower surface of the pressure-bearing seat is provided with guide grooves. Each guide groove is located directly above a cutting knife. ; The middle of the side pressure block is provided with a guide section with the same vertical section as the guide groove, the rear end of the side pressure block extends to one side to form a limit end, the guide section is located in the guide groove, the limit end is located in the limit groove, and the side A spring is arranged between the rear side of the pressing block and the rear wall of the guide groove. The PIN cutting device realizes automatic, rapid and high-precision cutting of PIN feet, which is safe and reliable.

Preferably, a large-diameter cleaning hole is also provided in the center of the movable knife holder, and a number of inclined and staggered cleaning channels are arranged on the lower surface of the movable knife seat, and the cleaning channels are connected to the cleaning holes; the cleaning holes can be installed with pneumatic dust removal or oil spray cleaning devices .

The foregoing are merely some of the embodiments of the present invention. For those of ordinary skill in the art, without departing from the inventive concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention.

Claims (10)

1. An automatic PIN cutting assembly line for an injection-molded product Header, characterized in that it comprises a rack (01), and the rear end of the rack (01) is laterally connected to a positioning turntable (02), a PIN cutting machine (05) and The positioning table (04) is transferred and the three-axis loading and unloading machine (03) is fixed horizontally in the middle of the front end, The positioning turntable (02) is rotated to the longitudinal state, and the positions of the two rows of the first clamping modules (07) of the unloading part (06) of the injection molding machine are respectively the odd-numbered positions or even-numbered positions of the positioning turntable (02). The position of the product cavity is matched; the arrangement of the first clamping module (07) is the same as the arrangement of the Header (00) in the finished cavity of the injection molding machine, and the upper end of the first clamping module (07) is fixed Under the elastic guide frame (060), the first clamping module (07) can clamp the Header (00) in the injection molding machine at one time, and place the two columns of the Header (00) on the the positioning turntable (02); Under the action of the first spring (023), the first positioning column (021) of the positioning turntable (02) can gently push the Header (00) to the set position of the product cavity; The positioning turntable (02) is rotated to a horizontal state, and the product cavities of the positioning turntable (02), the PIN cutting machine (05) and the transfer positioning table (04) have the same feature arrangement, and the The features are arranged as follows: from left to right, every two product cavities are the same and form a product unit, the product units at odd or even positions are the same, and the product units at each odd position are rotated 180° and even the said product unit at the location is the same; The PIN cutting machine (05) simultaneously cuts off all the Header (00) in the product cavity on both sides; The first clamping module (07) and the second clamping module (08) of the characteristic arrangement are respectively provided under both ends of the three-axis loading and unloading machine (03); the first clamping module (08) The module (07) and the second clamping module (08) can simultaneously clamp the Header (00) on the positioning table (02) and the PIN cutting machine (05) or simultaneously in the cutting A PIN machine (05) and the transfer stage (04) place the Header (00); The transfer setting table (04) includes a plurality of receiving jigs (040) having the product units. Among the receiving jigs (040) at odd-numbered positions or even-numbered positions, one set is fixedly arranged and the other is fixedly arranged. The group is rotated and set, and the plastic jig (040) set in rotation is rotated by 180°, then the position of the Header (00) in the two sets of the material receiving jig (040) is the same; A rotating cylinder (092) is installed on the output end of the manipulator (091) of the displacement module (09), and the action end of the rotating cylinder (092) is connected to the third clamping module (090), the third clamping The material module (090) can pick up and place the Header (00) of the transfer table (04) in sequence to a detection position or to place it on a plate for packaging. 2. The automatic PIN cutting assembly line for injection molding product Header according to claim 1, wherein the positioning turntable (02) further comprises an upper substrate (022) and several features are arranged on the upper substrate (022). 022) on the feeding fixture (020); each feeding fixture (020) is provided with two product cavities, and a positioning hole (0201) is provided on the side surface of the product cavity, The first positioning post (021) is an adhesive; the rear end ring (0211) of the first positioning post (021) is slidably connected in the guide cavity (0251) of the base post (025), and the The first spring (023) is located between the rear end ring (0211) and the rear wall of the guide cavity (0251); in front of each of the positioning holes (0201), each push cylinder (027) expands and contracts The end is connected to a moving block (026), the pushing cylinder (027) is a pneumatic sliding table cylinder, every two of the base columns (025) are fixed in a moving block (026), and the lower surface of the upper substrate (022) Connect the rotating part (028). 3. The automatic PIN cutting assembly line for injection molding product Header according to claim 2, wherein the lower surface of the lower frame (024) is connected to a drive motor (0281) and the upper surface is fixed with a seat bearing (0282) ; The lower surface of the upper base plate (022) is connected to the upper end of the rotating shaft (0280), the middle of the rotating shaft (0280) is rotatably connected to the seated bearing (0282), and the lower end of the rotating shaft (0280) passes through the coupling ( 0284) Directly connect the drive motor (0281); An angle sensor (0286) is installed in the inner groove of the detection seat (0285); the induction sheet (0283) is fixed under the upper substrate (022), The two sensing parts are symmetrically arranged in the middle of the two side surfaces of the upper substrate (022); the four guiding parts are respectively arranged at the four corners of the upper surface of the upper substrate (022). 4. The automatic PIN cutting assembly line for injection molding product Header according to claim 1, characterized in that, the injection molding machine blanking part (06) comprises a blanking plate (061) connected to the free end of the manipulator, and each of the blanking parts (061) The elastic guide frame (060) includes a linear bearing (064), an elastic seat (062) and a guide shaft (063), the upper ends of the two guide shafts (063) are respectively vertically connected to both ends of the upper link plate (066) and the lower ends are respectively vertical In connecting the two ends of the lower link plate (065), the guide shaft (063) is sleeved in the linear bearing (064); every two linear bearings (064) and an elastic seat (062) are fixed on each At a clamping position of the blanking plate (061), An inner guide shaft (067) is slidably connected to the vertical guide hole of the elastic seat (062), and the lower ends of the two inner guide shafts (067) are respectively connected to the middle ends of the lower link plate (064). A second spring (068) is provided on the outer wall of the guide shaft (067), and the lower end of the second spring (068) is fitted on the lower link plate (065) and the upper end is fitted on the elastic seat (062). 5. The automatic PIN cutting assembly line of an injection molded product Header according to claim 1, wherein a positioning pin (5) is installed on the main block (1) of the first clamping module (07), and the clamping The air cylinder (3) is connected to the side surface of the main block (1), and the jaws of the clamping air cylinder (3) are inserted into the first through hole (20) of the clamping block (2) and fit against the positioning surface ( 21); a protection plate (4) made of superior force glue is connected to the inner side surface of the clamping block (2). 6. The automatic PIN cutting assembly line for injection molding product Header according to claim 5, wherein a second through hole (13) is also formed on the side surface of the main block (1), and the second through hole ( 13) The lower end face is communicated with the mounting hole (11) and the upper end face is communicated with the positioning hole (12); A third spring (53) is arranged between the positioning column (52) of the end ring (51) of the positioning pin (5) and the positioning hole (12); one of the positioning pins (5) is a positioning suction nozzle . 7. The automatic PIN cutting assembly line for injection molding product Header according to claim 1, characterized in that, the transfer table (04) further comprises a transfer table (041), and the transfer table (041) passes through a belt A seat bearing (045) is rotatably connected to the rotating shaft (042), a raised platform (046) is provided on one side of each seated bearing (045), and the receiving jig (040) is respectively connected to the The upper end of the rotating shaft (042) or on the heightening platform (046); the shaft sleeve of the induction disc (0431) of the angle detection part (043) is fixed on the lower end of the rotating shaft (042), and the induction disc (0431) is on the two sides. Rotating between the angle sensors (0432), the distance measuring part (044) is symmetrically connected to both ends of the middle of the upper platen. 8. The automatic PIN cutting assembly line for injection molding product Header according to claim 7, characterized in that, a gap (0430) is provided on one side of the induction plate (0431), and an induction seat (0434) is fixed on the motor Inside the seat (049), the angle sensor (0432) is installed in the two ear blocks (0435) of the induction seat (0434). 9. The automatic PIN cutting assembly line for injection molding product Header according to claim 1, characterized in that, the rotary cylinder (092) can be rotated 90°, so that the lower link plate (095) is horizontal and vertical Reciprocating switching between directions; a clamping groove (26) is also provided on the clamping block (2) of the third clamping module (090). 10. The automatic PIN cutting assembly line for injection molding product Header according to claim 1, characterized in that, the side connecting plate (081) of the second clamping module (08) is longitudinally connected to the right base plate (032) The upper end of the second clamping cylinder (082) is connected to the right base plate (032) and the side is connected to the side connecting plate (081), and the lower ends of the side connecting plates (081) at both ends are respectively connected to the middle connecting plate (083). ), a plurality of positioning pins (5) are provided on the central joint plate (083); The two second clamping jaws of the second clamping cylinder (082) respectively fix the front clamping arm (084) and the rear clamping arm (085), the front clamping head of the front clamping arm (084), the rear clamping arm (084) The rear chuck of the arm (085) is matched with the front side profile and the back side profile of the high top end respectively; Both the front chuck and the inner side surface of the rear chuck are covered with a polyurethane layer.

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