CN211045960U

CN211045960U - Numerical control full-automatic assembly machine for built-in contact reed of rectangular heavy-load electric connector

Info

Publication number: CN211045960U
Application number: CN201922218607.8U
Authority: CN
Inventors: 张安明; 王君超; 王玮俊
Original assignee: Shanghai Hualun Instruments & Electronics Co ltd
Current assignee: Shanghai Hualun Instruments & Electronics Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-07-17
Anticipated expiration: 2029-12-12

Abstract

The utility model relates to a full automatic assembly machine of rectangle heavy load electric connector's built-in contact reed numerical control, including the rotary worktable, clockwise five stations of setting up along its circumference, each station side sets up work piece conveyor, feed mechanism respectively, reed pressure equipment mechanism, detection mechanism, certified products unloading mechanism and defective work unloading mechanism, and electrical control system. The reed switching mechanism and the reed positioning mechanism in the reed press-mounting mechanism jointly realize the displacement and the turnover of the reed, and when the reed press-mounting mechanism works, the reed positioning mechanism clamps the reed, plays the role of positioning the reed and replaces a special clamp. Detection mechanism and two unloading mechanisms have realized automatic sorting's function. The utility model discloses a full automatic assembly machine of rectangle heavy load electric connector's built-in contact reed numerical control greatly reduced the cost of labor of reed assembly, equipment simple structure, compactness, with low costs moreover itself, simultaneously because of degree of automation is high and work efficiency is high, the precision is high, reliable operation, the fault rate is low.

Description

Numerical control full-automatic assembly machine for built-in contact reed of rectangular heavy-load electric connector

Technical Field

The utility model relates to an electronic and electrical product automation equipment technical field specifically is a full automatic assembly machine of rectangle heavy load electric connector's built-in contact reed numerical control.

Background

Electronic connectors function to connect or disconnect electrical current or signals and are widely used in various electrical lines. The reed of the electronic connector has elasticity and is clamped in a workpiece (plug) hole, and fig. 1 shows the reed of the electronic connector, the workpiece (plug) and the assembled state of the reed and the workpiece respectively. When the connected end is inserted into the workpiece hole, the screw on the workpiece compresses the connected end through the reed, so that the connection purpose is achieved. The assembly of the spring and the workpiece (plug) is an important link in the assembly of the electronic connector, and the spring is small in size and special in shape, and is usually finished manually in the prior art. The manual assembly has the defects of large labor amount, low assembly efficiency and poor product consistency caused by the influence of the proficiency of workers.

SUMMERY OF THE UTILITY MODEL

To above-mentioned prior art's shortcoming or not enough, the to-be-solved technical problem of the utility model is to provide a full-automatic reed rigging equipment, from pouring work piece and reed into the vibration dish respectively in, to the qualified assembly part of final output, all realize automated operation.

In order to solve the above technical problem, the utility model discloses have following constitution:

the numerical control full-automatic assembly machine for the built-in contact reed of the rectangular heavy-load electric connector comprises a rotary workbench, wherein a plurality of stations are sequentially arranged on the rotary workbench along the circumference, a workpiece conveying device, a feeding mechanism, a reed press-mounting mechanism, a detection mechanism and a discharging mechanism are sequentially arranged beside each station, the action start, stop and action sequence of each mechanism are controlled by an electrical control system, and the mechanisms are all arranged on an equipment base; the feeding mechanism is positioned above the workpiece conveying device, and is used for clamping a workpiece and correctly placing the workpiece into a workpiece jack of the clamp; the reed press-mounting mechanism positioned at the next station of the feeding mechanism comprises a reed vibration conveying device, a material distribution mechanism, a reed switching mechanism, a reed positioning mechanism and a reed pressing mechanism, wherein the reed switching mechanism is positioned at the end part of a feeding groove of the reed vibration conveying device when the reed switching mechanism is at the horizontal position, clamps a horizontally placed reed separated by the material distribution mechanism, and is positioned below the reed positioning mechanism after the reed switching mechanism is turned over, the clamping part of the reed is upward, the reed positioning mechanism clamps the clamping part of the reed to enable the reed to be vertically placed above a workpiece at the station and keeps clamping, the reed pressing mechanism positioned above the same station downwards presses the clamping part of the reed into the workpiece, and the reed positioning mechanism loosens the reed; and the detection mechanism arranged at the next station of the reed press-mounting mechanism judges whether the qualified product is available or not according to the pressure of the probe pushing the reed measured by the pressure sensor, and the qualified product and the unqualified product are separately output by the two groups of blanking mechanisms at different stations.

The reed switching mechanism comprises a switching mechanism seat which is arranged on the base and used for supporting the whole mechanism, a rotary cylinder is arranged on the switching mechanism seat, and the axis of the rotary cylinder is horizontally arranged and used for driving the switching workbench to turn; a clamping seat translation guide rail and a clamping seat translation cylinder are arranged on the transfer workbench, the clamping seat translation cylinder drives a reed clamping seat arranged on a sliding block of the clamping seat translation guide rail to reciprocate, parallel grooves are formed in the upper portion of the reed clamping seat, and one reed is accommodated in each groove; and a pressure head telescopic cylinder is arranged on the upper part of the reed clamping seat and drives a pressure head perpendicular to the reed to move up and down to compress and loosen the bearing part of the reed.

The reed positioning mechanism is fixed on the base through a positioning mechanism vertical plate and a positioning mechanism mounting plate, a clamping jaw translation guide rail and a clamping jaw translation cylinder which are horizontally arranged are mounted on the positioning mechanism mounting plate, a positioning mechanism translation plate is mounted on a sliding block matched with the clamping jaw translation guide rail, and the free end of the clamping jaw translation cylinder pushes the positioning mechanism translation plate to translate; a clamping jaw lifting guide rail and a clamping jaw lifting cylinder are vertically arranged on a positioning mechanism translation plate, a clamping jaw lifting plate is arranged on a sliding block matched with the clamping jaw lifting guide rail, and the movable end of the clamping jaw lifting cylinder pushes the clamping jaw lifting plate to move up and down; a clamping jaw telescopic cylinder is arranged on the clamping jaw lifting plate, and the movable end of the clamping jaw telescopic cylinder pushes the reed clamping jaw mounting plate and the accessory mechanism thereof to stretch back and forth; a reed clamping cylinder is fixed on the reed clamping jaw mounting plate, the front end of the reed clamping cylinder is connected with a reed clamping jaw, and the reed clamping cylinder drives the reed clamping jaw to clamp or loosen a clamping part of a reed.

The pressure reed mechanism comprises a pressure reed mechanism vertical plate for supporting the pressure reed mechanism and a pressure reed mechanism mounting plate, wherein a pressure reed cylinder is vertically mounted on the pressure reed mechanism mounting plate, the movable end of the pressure reed cylinder is connected with a horizontal lifting working plate, and the pressure reed cylinder drives the lifting working plate to move up and down so as to drive a thimble fixed below the lifting working plate to move up and down and press a clamping part of a reed into a reed hole of a workpiece, so that the clamping of the reed is realized; the pressure spring mechanism further comprises a stabilizer bar and a guide rod which are vertically fixed and penetrate through the lifting working plate, sliding bearings are arranged between the stabilizer bar and the pressure spring mechanism mounting plate holes and between the guide rod and the lifting working plate, and the lifting working plate moves up and down along the guide rod and the stabilizer bar.

The pressure reed mechanism also comprises a stripping cylinder arranged on the lifting working plate and positioned beside the thimble, the movable end of the stripping cylinder is connected with a stripping plate horizontally arranged, and when the thimble finishes the upward return process of the pressure reed work, the stripping plate reciprocates up and down under the action of the cylinder to scrape the reed which is possibly and unsuccessfully mounted and clamped on the thimble.

The detection mechanism comprises a pressure sensor and a probe, the pressure sensor can reciprocate on a bottom plate of the detection mechanism, the probe is arranged at the front end of the detection mechanism, a cylinder of the detection mechanism pushes the pressure sensor to drive the probe to enter a threaded hole in the side face of a workpiece, the probe pushes a bearing part of the reed, and the pressure sensor judges whether the reed is correctly installed according to the detected pressure.

The feeding mechanism comprises a feeding translation cylinder and a feeding lifting cylinder, the feeding translation cylinder and the feeding lifting cylinder are respectively pushed to translate and lift, and the workpiece clamping cylinder drives the workpiece clamping jaw to clamp and loosen the workpiece.

The feeding mechanism also comprises a rotating component arranged on the upper part of the workpiece clamping jaw, and the orientation of the workpiece can be changed to adapt to the shape and the direction of the workpiece insertion hole of the clamp.

The shape of the workpiece insertion hole of the clamp is the same as the shape of the workpiece, the threaded hole of the workpiece faces the outer side, and positioning and clamping are completed at one time.

The material distributing mechanism comprises two groups of material distributing cylinders and reed stop levers. Every group divides material cylinder and reed pin to set up horizontally respectively in reed vibratory feed chute width direction's both sides, divides material cylinder movable end to drive the withdrawal of movable reed pin and stretch out, once with the extension, accomplishes a branch material.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses a reed changeover mechanism and reed positioning mechanism of full automatic assembly machine of rectangle heavy load electric connector's built-in contact reed numerical control have realized the aversion of reed jointly simply ingeniously and with the conversion of the horizontal position when the reed is followed the output to the vertical position when assembling. Simplify the utility model discloses the cost has been saved to the structure of assembly machine, and the action is reliable moreover, and the precision is high.

When the reed pressing mechanism presses the clamping part of the reed into a workpiece, the reed positioning mechanism clamps the reed to play a role in positioning the reed, and a special clamp is replaced.

Therefore, the utility model discloses the reed positioning mechanism who sets up, can be said to hold the forever after, kill two birds with one stone, greatly simplified the process flow of assembly reed, effectively improved work efficiency to the manufacturing cost of equipment has obviously been reduced.

The utility model discloses a reed pressure equipment mechanism once accomplishes the major process from the reed input to location pressure equipment at two stations, powerful, simple structure, compactness to efficiency is very high.

The utility model discloses a detection mechanism and two unloading mechanisms have realized automatic sorting's function, are showing the degree of automation that has improved full-automatic reed assembly machine, greatly reduced the human cost.

The in-process that the thimble upwards returned after the pressure spring piece work was accomplished to pressure spring piece mechanism, the flitch that takes off that is located the thimble reciprocates twice about under the cylinder effect, scrapes the reed that probably has not successfully installed and was taken out by the thimble, makes the assembly machine can not be blocked work of breaking off because of the thimble by the reed, makes the utility model discloses the operation of assembly machine is more reliable, reduces the fault rate.

Therefore, the utility model discloses a full automatic assembly machine of rectangle heavy load electric connector's built-in contact reed numerical control greatly reduced the cost of labor of reed assembly, equipment simple structure, compactness, with low costs moreover itself, simultaneously because of degree of automation is high and work efficiency is high, the precision is high, reliable operation, the fault rate is low.

Drawings

FIG. 1: the reed and the workpiece of the utility model are shown;

FIG. 2: the utility model discloses a solid view of a numerical control full-automatic assembly machine for a built-in contact reed of a rectangular heavy-load electric connector;

FIG. 3: the utility model discloses a three-dimensional view of a rotary worktable of a numerical control full-automatic assembly machine for a built-in contact reed of a rectangular heavy-load electric connector;

FIG. 4: the utility model discloses a stereogram of a feeding mechanism of a numerical control full-automatic assembling machine for a built-in contact reed of a rectangular heavy-load electric connector;

FIG. 5: the utility model discloses a stereo view of a reed press-fitting mechanism of a numerical control full-automatic assembling machine for a built-in contact reed of a rectangular heavy-load electric connector;

FIG. 6: the utility model discloses a stereo view of the reed switching mechanism and the reed positioning mechanism of the numerical control full-automatic assembly machine of the built-in contact reed of the rectangular heavy-load electric connector;

FIG. 7: the utility model discloses a side perspective view of a reed switching mechanism and a reed positioning mechanism of a numerical control full-automatic assembling machine for a built-in contact reed of a rectangular heavy-load electric connector;

FIG. 8: the utility model discloses a working flow chart of a reed switching mechanism and a reed positioning mechanism of a numerical control full-automatic assembling machine for a built-in contact reed of a rectangular heavy-load electric connector;

FIG. 9: the utility model discloses a detection mechanism stereogram of a numerical control full-automatic assembly machine for a built-in contact reed of a rectangular heavy-load electric connector;

FIG. 10: the utility model discloses a blanking mechanism stereogram of full automatic assembly machine of rectangle heavy load electric connector's built-in contact reed numerical control.

Detailed Description

The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

The terms "up" and "down" used herein refer to the upper and lower positions of the machine in which the machine is normally placed. The front and the back take the side of each mechanism facing the workbench as the front, and the reverse is the back.

The utility model discloses a full automatic assembly machine of rectangle heavy load electric connector's built-in contact reed numerical control's function is, on assembling work piece 3 with reed 6 in FIG. 1, specifically clamps the portion 61 that clamps of reed 6 in the reed hole 31 of work piece 3.

As shown in fig. 2, the full-automatic numerical control assembling machine for the built-in contact reed of the rectangular heavy-duty electric connector comprises a rotary worktable 1, wherein five stations are arranged on the rotary worktable 1 clockwise along the circumference from one station to five stations. A workpiece conveying device 2 and a feeding mechanism 4 are arranged above a station and used for conveying a workpiece 3 into a clamp 13 and positioning the workpiece; a reed press-fitting mechanism 5 is arranged above the second station and is used for conveying the reeds 6 and press-fitting the reeds 6 into the holes of the workpiece 3; a detection mechanism 7 is arranged beside the three stations for detecting whether the reed 6 is installed at the correct position, namely, the qualified product is judged; and the blanking mechanisms 8 are respectively arranged above the four stations and the five stations, and qualified products and unqualified products are separately output. The action start, stop and sequence action of the above mechanisms are controlled by an electrical control system (not shown in the figure). The above mechanisms are all mounted on the base (not shown in the figure) of the equipment.

As shown in fig. 3, the rotary table 1 includes a table base 11 and a multi-position rotary table 12 supported thereby. The multi-position rotary table 12 is driven by a lower driving mechanism to rotate clockwise by an indexing angle. Five clamps 13 are correspondingly arranged on five stations on the multi-station rotary workbench 12, and when each station finishes one work, the workbench rotates by a certain angle, and the clamps 13 drive the workpiece 3 to enter the next station.

The clamp 13 is T-shaped, and the positioning and clamping are completed at one time by two workpiece inserting holes 131 with the same shape as the workpiece 3. When the workpiece 3 is positioned in the workpiece insertion hole 131, the screw hole 32 on the workpiece 3 faces the outside of the table.

As can be seen in fig. 2, the workpiece conveying device 2 is a vibrating tray conveying device, and comprises a spiral upper tray and a feeding chute 23 connected with the spiral upper tray, and a vibrating device. The charging tray of one end of the feeding chute 23 is connected, and the other end is positioned above a station. The feed chute 23 of the present embodiment can simultaneously convey two workpieces 3 at a time.

As shown in fig. 4, the feeding mechanism 4 is supported by a column 41 fixed on the base, and a rectangular feeding mechanism mounting plate 42 is transversely fixed on the column 41. The feeding translation guide rail 431 is transversely fixed on the feeding mechanism mounting plate 42, a feeding translation plate 432 is mounted on a sliding block matched with the feeding translation guide rail 431, the feeding translation cylinder 433 is fixed on the feeding mechanism mounting plate 42, and the free end of the feeding translation cylinder is connected with the feeding translation plate 432 to push the feeding translation plate 432 to move horizontally.

The feeding translation plate 432 is vertically provided with a feeding lifting guide rail 441, a feeding lifting plate 442 is arranged on a sliding block matched with the feeding lifting guide rail 441, a feeding lifting cylinder 443 is vertically arranged at the top of the feeding translation plate 432, and the free end of the feeding lifting cylinder is connected with the feeding lifting plate 442 and used for pushing the feeding lifting plate 442 to move up and down.

The clamping jaw mounting seat 452 is fixed on the feeding lifting plate 442, two groups of workpiece clamping jaws 451 and a workpiece clamping cylinder 453 are arranged on the clamping jaw mounting seat 452, and the workpiece clamping cylinder 453 is located at the tail of the workpiece clamping jaws 451 and used for driving the workpiece clamping jaws 451 to tighten and loosen.

If the work 3 conveyed by the work conveying apparatus 2 is in a different orientation from the work insertion hole 131 of the jig 13, a rotary member 46 may be added to the upper portion of the work gripping jaw 451 to change the orientation of the work 3.

The workpiece clamping jaw 451 of the feeding mechanism 4 is positioned above the feeding groove 23, the workpiece clamping jaw 451 can translate, lift and clamp (loosen), and the three groups of actions are matched to place the workpiece 3 on the feeding groove 23 into the clamp 13 of a station.

The reed press-fitting mechanism 5 is the most important mechanism of the device, and can complete the main assembly process. The structure is shown in figure 5. The reed press-fitting mechanism 5 comprises a reed vibration conveying device 51, a reed switching mechanism 52, a reed positioning mechanism 53, a reed pressing mechanism 54 and a material dividing mechanism 55.

The feeding grooves 514 of the reed vibration conveying device 51 are divided into two left and right lines, and the end of the feeding groove 514 is provided with a material distributing mechanism 55. The feed mechanism 55 is comprised of two feed cylinders 551 and two reed stops 552. Two branch material cylinders 551 are respectively horizontally arranged at two sides of the width direction of the feeding groove 514, the fixed end of the branch material cylinder 551 is arranged on a vertical rod, and the vertical rod is fixed on the base. The movable end of each material distributing cylinder 551 is connected with a reed stop lever 552, the movable end of each material distributing cylinder 551 drives the reed stop lever 552 to retract and extend, and two reeds 6 are output from the feeding groove 514 once the reed stop lever is contracted and extended, one reed 6 is output from the left side and the right side.

As shown in fig. 6 and 7, the reed switch 52 is supported by a switch base 521 attached to the base, and the switch base 521 is fixed to the base. The vertical surface of the transfer mechanism seat 521 is provided with a rotary cylinder 522, the output axis of the rotary cylinder 522 is horizontally arranged, and the rotary cylinder 522 drives the transfer workbench 523 to overturn. The transfer workbench 523 is provided with a clamping seat translation guide rail 5241 and a clamping seat translation cylinder 5243, a sliding block matched with the clamping seat translation guide rail 5241 is provided with a reed clamping seat 5242, the reed clamping seat 5242 is connected with the movable end of the clamping seat translation cylinder 5243, and the clamping seat translation cylinder 5243 pushes the reed clamping seat 5242 to reciprocate. The spring retainer 5242 has two parallel slots formed in the upper portion thereof, each slot being adapted to receive a spring 6 therein. A pressure head telescopic cylinder 5253 is arranged at the upper part of the reed clamping seat 5242, the axis of the pressure head telescopic cylinder 5253 is vertical to the surface of the reed clamping seat 5242, the free end of the pressure head telescopic cylinder 5253 is connected with a pressure plate 5252, two cylindrical pressure heads 5254 are arranged at the positions, corresponding to the two grooves of the reed clamping seat 5242, of the front end of the pressure plate 5252, the pressure head 5254 is vertical to the grooves of the reed clamping seat 5242, and the pressure head telescopic cylinder 5253 pushes the pressure plate 5252 so as to push the pressure head 5254 to move up and down to press and loosen the pressure bearing part 63.

The ram guide plate 5251 fixed on the reed holding seat 5242 is suspended in parallel between the reed holding seat 5242 and the pressing plate 5252, the ram 5254 penetrates through the ram guide plate 5251, the ram 5254 can be made into a stepped shaft shape, the section above the ram guide plate 5251 has a larger diameter, and the ram guide plate 5251 can play a role in guiding and limiting at the same time.

The reed switching mechanism 52 works as follows: as shown in fig. 8a, the reed switch 52 is positioned at the end of the feed chute 514 of the reed vibratory feeder 51 when it is in a horizontal position, and the reed holder 5242 is in a horizontal position; as shown in fig. 8b, the holder translation cylinder 5243 pushes the reed holder 5242 to abut against the feeding chute 514, and the reed 6 is fed into the reed holder 5242, and as shown in fig. 8c, the ram extension cylinder 5253 pushes the ram 5254 to move down to clamp the bearing portion 63 of the reed 6; as shown in fig. 8d, reed 6 moves back out of feed chute 514 under the grip of ram 5254; the rotary cylinder 522 drives the transfer workbench 523 to turn over a certain angle to the position shown in fig. 8e, the reed positioning mechanism 53 clamps the clamping part 62 of the reed 6, the pressure head 5254 retracts under the driving of the pressure head telescopic cylinder 5253, the reed 6 is released, and the reed 6 is transferred to the reed positioning mechanism 53.

As shown in fig. 7, the spring positioning mechanism 53 includes a positioning mechanism vertical plate 531 and a positioning mechanism mounting plate 532 transversely fixed thereon, and the positioning mechanism vertical plate 531 is fixed on the base.

As shown in fig. 6, the positioning mechanism mounting plate 532 is provided with a horizontally arranged clamping jaw translation guide rail 5331, a positioning mechanism translation plate 5332 is mounted on a slide block matched with the clamping jaw translation guide rail 5331, a clamping jaw translation cylinder 5333 is fixed on the positioning mechanism mounting plate 532 through an L-shaped plate, and the free end of the clamping jaw translation cylinder 5333 is connected with the positioning mechanism translation plate 5332 on the left side to push the positioning mechanism translation plate 5332 to translate back and forth.

As shown in fig. 6, a clamping jaw lifting guide rail 5341 and a clamping jaw lifting cylinder 5343 are vertically installed on the positioning mechanism translation plate 5332, the clamping jaw lifting cylinder 5343 is located above the clamping jaw lifting guide rail 5341, a transition plate 5344 is installed on a sliding block matched with the clamping jaw lifting guide rail 5341, the movable end of the clamping jaw lifting cylinder 5343 is connected with the upper portion of the transition plate 5344, and the clamping jaw lifting cylinder 5343 pushes the transition plate 5344 to lift, so that the clamping jaw lifting plate 5342 fixed on the transition plate 5344 is pushed to move up and down.

As shown in FIGS. 6 and 7, the jaw lifting plate 5342 is an L-shaped plate, a jaw extension cylinder 5352 is mounted on the horizontal portion of L shape, the movable end of the jaw extension cylinder 5352 is connected with a reed jaw mounting plate 5351, and can push the reed jaw mounting plate 5351 to move forward and backward, two reed clamping cylinders 536 are fixed on the reed jaw mounting plate 5351, and the front end of each reed clamping cylinder 536 is connected with a reed jaw 537. therefore, the reed jaw mounting plate 5351 extends and contracts together with the reed clamping cylinder 536 and the reed jaw 537 mounted thereon, and the reed jaw 537 at the front end drives the reed jaw 537 to clamp or unclamp the clamping part 62 of the reed 6.

As shown in fig. 6, two limit switches 538 are further disposed at two ends of the jaw translation guide 5331, and the limit switches 538 are mounted on the positioning mechanism mounting plate 532.

The working process of the reed positioning mechanism 53 is as follows: as shown in fig. 8e, spring clamp jaws 537 grasp gripping portion 62 of spring 6 from spring adapter mechanism 52, and spring clamp jaws 537 are retracted; rising; forward translate to above the second station of the multi-station rotary worktable 12; then the reed 6 is placed above the workpiece 3 in the station fixture by descending, and when the reed pressing mechanism 54 moves downwards to jack the clamping part 61 of the reed 6, the reed clamping claw 537 is loosened; and then back along the aforementioned path to the reed switch 52 to grasp the next set of reeds 6.

The reed switch 52 holds the horizontally placed reed 6 in the horizontal position, and is positioned below the reed positioning mechanism 53 after being turned over, with the holding part 62 of the reed 6 facing upward. The reed positioning mechanism 53 clamps the clamping part 62 of the reed so that the reed 6 is vertically placed above the reed hole 31 of the workpiece 3 at the station, and the reed switching mechanism 52 and the reed positioning mechanism 53 together realize the displacement of the reed 6 and the conversion of the reed 6 from the horizontal position at the time of output to the vertical position at the time of assembly. Above reed 6 shifts and direction conversion process is simple ingenious, has simplified promptly the utility model discloses the structure of assembly machine has saved the cost, and the action is reliable moreover, the precision is high.

As shown in fig. 5, the pressure spring mechanism 54 includes pressure spring mechanism vertical plates 541 fixed on the base in parallel, a certain distance is provided between the two vertical plates, a horizontal pressure spring mechanism mounting plate 542 is disposed above the pressure spring mechanism vertical plates 541, and a pressure spring cylinder 543 is vertically disposed above the middle portion of the pressure spring mechanism mounting plate 542. The pressure spring plate cylinder 543 penetrates through the downward extending movable end of the pressure spring plate mechanism mounting plate 542 to be connected with the horizontally arranged lifting working plate 544, the pressure spring plate cylinder 543 drives the lifting working plate 544 to move up and down, so that the two ejector rods 547 fixed below the lifting working plate 544 and the ejector pins 549 at the lower ends of the ejector rods 547 are driven to move up and down, the clamping portion 61 of the spring plate 6 is pressed into the hole of the workpiece 3 in the fixture below, and clamping of the spring plate 6 is achieved.

The stabilizing rod 546 and the guide rod 545 vertically penetrate through the lifting working plate 544, the lower part of the stabilizing rod 546 is fixed with the lifting working plate 544, the upper part of the stabilizing rod 546 penetrates through a hole of the pressure spring piece mechanism mounting plate 542, and a sliding bearing is arranged between the stabilizing rod 546 and the hole; the guide rod 545 is fixed to the pressure spring mechanism mounting plate 542 and the base vertically, and a sliding bearing is arranged between the guide rod 545 and the hole of the lifting working plate 544. The lifting plate 544 moves up and down along the guide rod 545 and the stabilizer bar 546, so that the stability and accuracy of the operation of the ejector pin 549 can be ensured.

As shown in fig. 2, the pressure spring piece mechanism 54 further includes a stripping cylinder 5481 installed on the side surface of the lifting work plate 544 facing the work table, and a movable end below the stripping cylinder 5481 is connected to a horizontally disposed stripping plate 5482. As shown in fig. 5, the stripper plate 5482 is located beside the thimble 549, and when the thimble 549 finishes the operation of the spring pressing piece 6 and returns upwards, the stripper plate 5482 reciprocates twice up and down under the action of the cylinder, so as to scrape off the spring piece 6 which may be unsuccessfully installed and clamped on the thimble 549, and avoid affecting the operation of the spring pressing piece in the next cycle. The mechanism ensures that the assembly machine cannot interrupt work because the thimble 549 is clamped by the reed, thereby effectively improving the running reliability of the full-automatic assembly machine and having lower failure rate.

When assembling the spring plate 6, it is usually necessary to customize a jig according to the shape of the spring plate 6 to position it, and then press-fit it. The utility model discloses a when reed positioning mechanism 53 centre gripping reed 6's clamping part 62, the pressure reed mechanism 54 that is located same station top impresses reed hole 31 with the portion 61 that clamps of reed 6, and reed positioning mechanism 53 plays the effect of location reed 6, has replaced special fixture. In addition, in the previous step, the reed positioning mechanism 53 is coupled to the reed switch mechanism 52, and functions to displace the reed 6 and switch the direction of the reed 6. Therefore, the utility model discloses the reed positioning mechanism 53 that sets up, can be said to hold the front and back, kills two birds with one stone, has greatly simplified the process flow of assembly reed, has effectively improved work efficiency to the manufacturing cost of equipment has obviously been reduced.

The reed press-fitting mechanism 5 completes the main processes from inputting the reed 6 to positioning and press-fitting at two stations at one time, and has the advantages of strong function, simple and compact structure and high efficiency.

The detection mechanism 7 shown in fig. 9 is provided on a detection mechanism bottom plate 71 in a small table shape, and the detection mechanism bottom plate 71 is fixed to a base. A detection mechanism guide rail 72 is arranged on the detection mechanism bottom plate 71, a detection mechanism sliding block 74 is matched with the detection mechanism guide rail 72, two sensor mounting plates 73 are fixed on the detection mechanism sliding block 74 in parallel, a pressure sensor 75 is horizontally mounted on one side, facing the workbench, of each sensor mounting plate 73, and a probe 76 is arranged at the front end of each sensor mounting plate. The downward convex block of the detection mechanism sliding block 74 penetrates through the groove on the detection mechanism bottom plate 71 to be connected with the detection mechanism cylinder below the detection mechanism bottom plate 71, the detection mechanism cylinder pushes the detection mechanism sliding block 74, so that the sensor mounting plate 73, the pressure sensor 75 and the probe 76 are driven to enter the threaded hole 32 in the side face of the workpiece 3 to push the pressure bearing part 63 of the reed 6, and the pressure sensor 75 judges whether the reed 6 is correctly mounted according to the detected pressure of the reed 6 pushed by the probe 76.

The mounting positions of the detection mechanism cylinder and the detection mechanism slider 74 on the detection mechanism 7 can be changed according to actual conditions.

The next step of the inspection is to output the assembled workpiece 3, i.e. blanking. As shown in fig. 2, two blanking mechanisms 8 are respectively installed at four stations and five stations, and sequentially convey out the qualified products and the unqualified products.

As shown in fig. 10, the blanking mechanism 8 includes a blanking vertical plate 81 and a blanking mounting plate 82 transversely fixed thereon, the blanking vertical plate 81 is composed of two parallel vertical plates and a flat plate below, and the flat plate is fixed on the base.

As shown in fig. 10, a horizontally disposed blanking translation guide rail 831 is installed on the blanking mounting plate 82, a blanking translation plate 832 is fixed on a slider matched with the blanking translation guide rail 831, the blanking translation plate 832 can drive a lower mechanism to translate under the pushing of a blanking translation cylinder 833, and the blanking translation cylinder 833 is fixed on the blanking mounting plate 82 through an L-shaped plate.

As shown in fig. 10, a discharging lifting guide 841 and a discharging lifting cylinder 843 are vertically installed on the discharging translation plate 832, the discharging lifting cylinder 843 is located above the discharging lifting guide 841, a discharging lifting plate 842 is installed on a slider matched with the discharging lifting guide 841, and the free end of the discharging lifting cylinder 843 pushes the discharging lifting plate 842 to lift.

As shown in fig. 10, the blanking elevating plate 842 is L-shaped, a work holding cylinder 453 is attached to the lower surface of the L-shaped horizontal plate, a work gripping jaw 451 is attached to the tip of the work holding cylinder 453, and the work holding cylinder 453 drives the work gripping jaw 451 at the tip to clamp or unclamp the work 3.

Two ends of the blanking translation guide rail 831 are also provided with two blanking translation limit switches 85, and the blanking translation limit switches 85 are installed on the blanking installation plate 82 through L-shaped plates.

The working process of the blanking mechanism 8 is as follows: the workpiece clamping jaw 451 of the blanking mechanism 8 clamps the workpiece 3 from the four-station or five-station clamp 13 of the multi-station rotary worktable 12; the workpiece gripper 451 is raised; moving back away from the table; lowering and outputting the workpiece 3; rising again; the workpiece is translated forwards to be above the four-station or five-station clamp 13; and descending to clamp the next pair of workpieces 3, and circulating the steps.

The detection mechanism 7 and the two discharging mechanisms 8 realize the automatic sorting function, the automation degree of the full-automatic reed assembling machine is obviously improved, and the labor cost is greatly reduced.

To sum up, the utility model discloses the assembly flow of assembly machine is: the workpiece conveying device 2 and the feeding mechanism 4 position the workpiece 3 in a clamp 13 on one station of the rotary worktable 1; then the clamp 13 and the workpiece 3 rotate to two stations along with the rotary workbench 1, the reed switching mechanism 52 clamps the reeds 6 conveyed by the reed vibration conveying device 51 and then rotates to a certain angle, the reed positioning mechanism 53 clamps the reeds 6 from the reed switching mechanism 52, moves the reeds 6 to the upper part of the workpiece 3 at the two stations and keeps clamping, and the reed pressing mechanism 54 presses the reeds 6 into the reed holes 31 of the workpiece 3; the workpiece 3 and the clamp 13 continue to rotate to three stations along with the rotary worktable 1, and the detection mechanism 7 detects whether the reed assembling position is correct or not; when the rotary worktable 1 continues to rotate to the four stations, the discharging mechanism 8 positioned at the four stations outputs qualified products to a finished product box; when the rotary worktable 1 rotates to five stations, the discharging mechanism 8 positioned at the five stations outputs unqualified products to a defective product box. The process on every station all goes on simultaneously at every moment, so the utility model discloses a full automatic assembly machine of rectangle heavy load electric connector's built-in contact reed numerical control degree of automation is high, and work efficiency also is showing and is improving.

The number of the feeding grooves 514 of the workpiece conveying device 2 of the built-in contact reed numerical control full-automatic assembling machine of the rectangular heavy-duty electric connector, the number of holes for placing the workpieces 3 in the clamp 13, the number of the feeding grooves 514 of the reed vibration conveying device 51 and the number of clamping jaws in each mechanism of the reed are correspondingly arranged and equal, the number is two in the embodiment, so that two workpieces 3 are simultaneously processed at each station, and the number can be adjusted according to actual needs.

The number of the stations and the actuating mechanisms arranged corresponding to the stations can be increased or reduced according to actual needs.

The utility model discloses an electric element of each mechanism gathers each cylinder extreme position signal in rectangle heavy load electric connector's the full automatic assembly machine of built-in contact reed numerical control, and transmit for electrical control system, electrical control system is to each mechanism give-out order, make it mutually support the order action, accomplish reed 6 assembly work automatically electrical control system is P L C control system or other electrical control system.

Therefore, the utility model discloses a full automatic assembly of rectangle heavy load electric connector's built-in contact reed numerical control can realize automatic feeding, automatic positioning centre gripping, automatic pressure equipment, automated inspection, automatic sorting unloading, the assembly process full automatization, and output is high, efficient, and ensures not to lack in the part assembling process, and part position control precision is high, has eliminated the influence of workman's level to the assembly precision.

The utility model discloses an assembly machine greatly reduced the cost of labor of reed assembly, equipment simple structure, compactness itself moreover, with low costs, degree of automation is high simultaneously, work efficiency is high, output is high, and reliable operation, precision are high, the fault rate is low.

The above embodiments are merely illustrative, and not restrictive, of the present invention. Although the present invention has been described in detail with reference to the embodiments, those skilled in the art will understand that various combinations, modifications and equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of the technical solutions should be covered by the scope of the claims of the present invention.

Claims

1. A numerical control full-automatic assembling machine for a built-in contact reed of a rectangular heavy-load electric connector is characterized by comprising a rotary workbench (1), wherein a plurality of stations are sequentially arranged on the rotary workbench (1) along the circumference, a workpiece conveying device (2), a feeding mechanism (4), a reed press-fitting mechanism (5), a detection mechanism (7) and a blanking mechanism (8) are sequentially arranged beside each station, the action start, stop and action sequence of each mechanism are controlled by an electrical control system, and the mechanisms are all arranged on an equipment base;

the feeding mechanism (4) is positioned above the workpiece conveying device (2), and is used for clamping the workpiece (3) and correctly placing the workpiece into a workpiece insertion hole (131) of the clamp (13);

the reed press-fitting mechanism (5) positioned at the next station of the feeding mechanism (4) comprises a reed vibration conveying device (51), a material distribution mechanism (55), a reed switching mechanism (52), a reed positioning mechanism (53) and a reed pressing mechanism (54), the reed switching mechanism (52) is positioned at the end part of a feeding groove (514) of the reed vibration conveying device (51) when the reed switching mechanism is at the horizontal position, the horizontally placed reed (6) separated by the material distribution mechanism (55) is clamped, the reed switching mechanism (52) is positioned below the reed positioning mechanism (53) after being turned, a clamping part (62) of the reed (6) is upward, the clamping part (62) of the reed (6) is clamped by the reed positioning mechanism (53) so that the reed (6) is vertically placed above the workpiece (3) at the station and is kept clamped, and the reed pressing mechanism (54) positioned above the same station downwards clamps a clamping part (61) of the reed (6) ) The reed is pressed into the workpiece (3), and the reed positioning mechanism (53) releases the reed (6);

the detection mechanism (7) arranged at the next station of the reed press-mounting mechanism (5) judges whether the qualified product is available or not according to the pressure of the probe (76) pushing the reed (6) measured by the pressure sensor (75), and the qualified product and the unqualified product are separately output by the two groups of blanking mechanisms (8) at different stations.

2. The numerical control full-automatic assembling machine for the built-in contact spring of the rectangular heavy-duty electric connector is characterized in that the spring plate switching mechanism (52) of the spring plate press-fitting mechanism (5) comprises a switching mechanism seat (521) arranged on a base support whole mechanism, a rotating cylinder (522) is arranged on the switching mechanism seat (521), the axis of the rotating cylinder (522) is horizontally arranged, and a switching worktable (523) is driven to overturn;

a clamping seat translation guide rail (5241) and a clamping seat translation cylinder (5243) are installed on the switching workbench (523), the clamping seat translation cylinder (5243) drives a reed clamping seat (5242) installed on a sliding block of the clamping seat translation guide rail (5241) to reciprocate, parallel grooves are formed in the upper portion of the reed clamping seat (5242), and one reed (6) is accommodated in each groove;

and a pressure head telescopic cylinder (5253) is arranged at the upper part of the reed clamping seat (5242), and the pressure head telescopic cylinder (5253) drives a pressure head (5254) to move up and down to press and loosen the pressure bearing part (63) of the reed (6).

3. The numerical control full-automatic assembling machine for the built-in contact spring of the rectangular heavy-duty electric connector according to claim 1, characterized in that the spring positioning mechanism (53) of the spring press-fitting mechanism (5) is fixed on the base through a positioning mechanism vertical plate (531) and a positioning mechanism mounting plate (532), the positioning mechanism mounting plate (532) is provided with a horizontally arranged clamping jaw translation guide rail (5331) and a clamping jaw translation cylinder (5333), a positioning mechanism translation plate (5332) is arranged on a slide block matched with the clamping jaw translation guide rail (5331), and the free end of the clamping jaw translation cylinder (5333) pushes the positioning mechanism translation plate (5332) to translate;

a clamping jaw lifting guide rail (5341) and a clamping jaw lifting cylinder (5343) are vertically arranged on the positioning mechanism translation plate (5332), a clamping jaw lifting plate (5342) is arranged on a sliding block matched with the clamping jaw lifting guide rail (5341), and the movable end of the clamping jaw lifting cylinder (5343) pushes the clamping jaw lifting plate (5342) to move up and down;

a clamping jaw telescopic cylinder (5352) is arranged on the clamping jaw lifting plate (5342), and the movable end of the clamping jaw telescopic cylinder (5352) pushes the reed clamping jaw mounting plate (5351) and the accessory mechanism thereof to stretch back and forth;

reed centre gripping cylinder (536) are fixed with on reed clamping jaw mounting panel (5351), reed clamping jaw (537) is connected to reed centre gripping cylinder (536) front end, reed centre gripping cylinder (536) drive reed clamping jaw (537) clamp or loosen reed (6) clamping part (62).

4. The numerically controlled full-automatic assembly machine for built-in contact spring of rectangular heavy-duty electric connector according to claim 1, it is characterized in that the pressure spring mechanism (54) of the spring plate press-mounting mechanism (5) comprises a pressure spring mechanism vertical plate (541) and a pressure spring mechanism mounting plate (542) which are used for supporting the pressure spring mechanism (54), a pressure spring piece cylinder (543) is vertically arranged on the pressure spring piece mechanism mounting plate (542), the movable end of the pressure spring leaf cylinder (543) is connected with a horizontal lifting working plate (544), the pressure reed cylinder (543) drives the lifting working plate (544) to move up and down, thereby driving a thimble (549) fixed below the lifting working plate (544) to move up and down, pressing the clamping part (61) of the reed (6) into a reed hole (31) of the workpiece (3), and realizing the clamping of the reed (6);

the pressure spring piece mechanism (54) further comprises a stabilizing rod (546) and a guide rod (545) which are vertically fixed and penetrate through the lifting working plate (544), sliding bearings are arranged between the stabilizing rod (546) and a hole of the pressure spring piece mechanism mounting plate (542) and between the guide rod (545) and a hole of the lifting working plate (544), and the lifting working plate (544) moves up and down along the guide rod (545) and the stabilizing rod (546).

5. The numerical control full-automatic assembling machine for the built-in contact spring piece of the rectangular heavy-duty electric connector is characterized in that the spring piece pressing mechanism (54) further comprises a stripping cylinder (5481) arranged on the lifting working plate (544) and positioned beside the thimble 549, the movable end of the stripping cylinder (5481) is connected with a horizontally arranged stripping plate (5482), and when the thimble (549) finishes the spring piece pressing work and returns upwards, the stripping plate (5482) reciprocates up and down under the action of the cylinder to scrape off the spring piece (6) which is possibly unsuccessfully arranged and clamped on the thimble (549).

6. The numerical control full-automatic assembling machine for the built-in contact spring of the rectangular heavy-duty electric connector is characterized in that the detection mechanism (7) comprises the pressure sensor (75) capable of reciprocating on a detection mechanism bottom plate (71) and the probe (76) at the front end, a detection mechanism cylinder pushes the pressure sensor (75) so as to drive the probe (76) to enter a threaded hole (32) on the side surface of the workpiece (3), the probe (76) pushes the bearing part (63) of the spring (6), and the pressure sensor (75) judges whether the spring (6) is installed correctly according to the detected pressure.

7. The numerical control full-automatic assembling machine for the built-in contact spring of the rectangular heavy-duty electric connector is characterized in that the feeding mechanism (4) comprises a feeding translation cylinder (433) and a feeding lifting cylinder (443), the feeding translation cylinder and the feeding lifting cylinder respectively push the feeding mechanism (4) to translate and lift, and the workpiece clamping cylinder (453) drives the workpiece clamping jaws (451) to clamp and release the workpiece (3).

8. The numerically controlled fully automated assembly machine for built-in contact springs of heavy duty rectangular electrical connectors according to claim 7, characterized in that said feeding mechanism (4) further comprises a rotating member (46) mounted on the upper part of said workpiece clamping jaw (451) and able to change the orientation of said workpiece (3) to adapt to the shape and orientation of said workpiece insertion hole (131) of said jig (13).

9. The numerical control full automatic assembling machine for built-in contact spring of rectangular heavy-duty electric connector according to claim 6, characterized in that said workpiece insertion hole (131) of said jig (13) is shaped to be the same as the outer shape of said workpiece (3), said screw hole (32) of said workpiece (3) is directed to the outside, and positioning and clamping are completed at one time.

10. The numerical control full-automatic assembling machine for the built-in contact spring of the rectangular heavy-duty electric connector according to claim 1, characterized in that the material distributing mechanism (55) of the spring press-fitting mechanism (5) comprises two sets of material distributing cylinders (551) and spring stop rods (552), each set of the material distributing cylinders (551) and the spring stop rods (552) are respectively horizontally arranged at two sides of the width direction of the feeding groove (514) of the spring vibration conveying device (51), the movable end of the material distributing cylinder (551) drives the spring stop rods (552) to retract and extend, and material distribution is completed once every time of retraction and extension.