CN220921502U - Automatic assembly mechanism of spring ring main body - Google Patents

Abstract

The utility model relates to the field of automatic assembly of spring coils, and provides an automatic assembly mechanism of a spring coil main body, which is characterized in that the automatic installation, automatic centering and automatic positioning detection of the spring coil main body are realized through the matching of a main body assembly mechanism, a main body outer side centering mechanism, a main body detection mechanism and a tool die, and the working efficiency of automatic assembly of the spring coil is greatly improved; the lifting mechanism is used for replacing a plurality of air cylinders, so that the cost is low, the control is easy, and the faults are few; the combination of the custom-made tooling die enables the spring ring main body to be stably fixed and not shifted in the tooling die; meanwhile, the vibration resistance of the workpiece is improved, the assembly stability is high, and the yield is improved.

Description

Automatic assembly mechanism of spring ring main body

Technical Field

The utility model relates to the field of automatic assembly of spring coils, in particular to an automatic assembly mechanism of a spring coil main body.

Background

As shown in FIG. 11, the existing spring ring is of a circular ring-shaped packaging structure and comprises a spring ring main body t1, a door seal t2, a torsion spring t3, a rivet t4 and other parts, wherein one end of the spring ring main body t1 is provided with an opening, the heads of the spring ring main body t1 and the door seal t2 are both provided with rivet holes, the spring ring main body t1 and the door seal t2 are hinged together through the rivet holes, the tail parts of the spring ring main body t1 and the door seal t2 form a openable normally closed switch buckle, a closed loop which can be formed between the spring ring main body t1 and the door seal t2 is an elastic buckle, the torsion spring t3 is arranged between the spring ring main body t1 and the door seal t2, the circle of the torsion spring t3 is fixed at the hinged position of the spring ring main body t1 and the door seal t2 through the rivet t4, and the door seal t2 is pressed to enable the door seal t2 to compress the torsion spring t3 and rotate relative to the spring ring main body t1, and an opening is formed between the spring ring main body t1 and the door seal t 2; and then releasing the door seal t2, wherein the door seal t2 can be restored under the action of the torsion spring t 3.

Currently, in automatic assembly equipment for spring coils, for example, chinese patent application with application number CN202210827581.0, entitled "automatic assembly equipment for spring coils", it includes a workbench and a turntable mechanism disposed on the workbench; the rotary table mechanism is provided with more than one fixture which is uniformly distributed, the workbench is provided with a buckle feeding mechanism which is arranged along the rotation direction of the rotary table mechanism and used for conveying buckles to the fixture, a spring assembly mechanism which is used for conveying a spring part to the fixture and pushing the spring part into the opening of the buckle part from one side of the opening of the buckle part, a buckle assembly mechanism which is used for conveying the buckle part to the fixture and pushing the buckle part into the second opening of the buckle part from one side of the buckle part, a pin assembly mechanism which is used for conveying pins to the fixture, a riveting mechanism which is used for riveting the spring buckle on the fixture through pin holes, a discharging mechanism which is used for discharging the spring buckle on the fixture and a controller which is used for controlling the mechanisms are high in assembly automation degree, high in assembly speed block and high in assembly stability. Correspondingly, the technical process of automatically assembling the spring ring through the tooling die is also disclosed: the snap ring is conveyed to the jig from the snap ring feeding mechanism, the snap ring rotates to the spring assembling mechanism station along the turntable mechanism, the spring piece is conveyed to the jig from the spring assembling mechanism to realize preliminary assembling of the spring piece and the snap ring, after the spring assembling is completed, the jig rotates to the snap ring assembling mechanism station along the turntable mechanism, the snap ring assembling mechanism conveys the snap ring to the jig to carry out second-step assembling with the snap ring and the spring piece, the snap ring is pushed in to enable the snap ring to be assembled from one side of the snap ring, the jig provided with the spring piece and the snap ring rotates to the pin assembling mechanism station along the turntable mechanism, the pin assembling mechanism conveys the pin to a pin hole on the spring piece to carry out third-step assembling, after the third-step assembling is completed, the jig rotates to the riveting mechanism station along the turntable mechanism, the riveting mechanism rivets and fixes the spring piece for assembling the pin, the jig rotates to the discharging mechanism station along the turntable mechanism, the spring piece in the jig is pushed out to complete discharging, the spring piece, the snap ring and the snap ring in the jig are automatically assembled, and the automatic assembling is achieved in the whole process, and the automatic assembling is high.

However, because the buckle feeding mechanism adopts the vibration disc to feed the buckling pieces respectively, the large vibration of the assembly machine table is caused, the buckling pieces assembled before are required to be pressed on the tooling die from the top during assembly of the buckling pieces, otherwise, the buckling pieces which are arranged in advance are easy to loosen or displace, circles of torsion springs and rivet holes can not be aligned when rivets pass through easily, the failure rate of rivet assembly is increased, meanwhile, the yield of assembled finished products is greatly reduced, and a large amount of waste or reworking is caused. The rivet assembly jacking mechanism needs to be additionally provided with a limiting device for preventing the torsion spring from shifting when the rivet is penetrated. Moreover, in the prior art, the number of driving device cylinders adopted by the auxiliary assembly mechanism is large, so that the cost is high, the control is complex, and the stamping power of the cylinders is difficult to meet the requirement.

Disclosure of utility model

In order to solve the technical problems existing in the assembly of the spring coil main body in the prior art, the utility model provides a more scientific and practical solution by adding auxiliary assembly mechanisms with specific functions, and adopts the following technical scheme:

an automatic assembly mechanism for a spring coil body, comprising:

The main body feeding device is used for centralizing and orderly placing the spring ring main bodies, the main body assembling mechanism is used for placing the spring ring main bodies from the main body feeding device to the corresponding positions of the tooling die, and the main body outer side propping mechanism is used for laterally propping the spring ring main bodies assembled by the main body assembling mechanism and is used for detecting whether the spring ring main bodies in the tooling die are in place or not;

The tooling die is arranged on the movable conveying mechanism; the main body feeding device is arranged outside the main body assembling mechanism;

the main body outer side jacking mechanism is arranged on the right side of the main body assembling mechanism;

the main body detection mechanism is positioned on one side of the main body assembly mechanism and is suspended above the tooling die in a high altitude; the main body detection mechanism is arranged on the lifting mechanism in a lifting manner;

The main body assembly mechanism comprises a main body feeding seat, a main body horizontal material taking assembly and a main body vertical blanking assembly; the main body horizontal material taking assembly is used for horizontally and directionally conveying the spring ring main bodies one by one and is arranged on the main body feeding seat; a vertical blanking subassembly of main part for transferring the spring coil main part on the main part feed seat to on the frock mould from the main part feed seat one by one also sets up on the main part feed seat, and the vertical blanking subassembly of main part sets up in the horizontal material subassembly side top of getting of main part, and the work end of the vertical blanking subassembly of main part is unsettled in the horizontal material subassembly's of getting of main part discharge end top.

Further, the main body horizontal material taking assembly comprises a main body feeding frame, a main body feeding horizontal sliding clamp, a main body feeding horizontal cylinder, a clamp stroke opening block, a main body movable clamp arm, a main body fixing clamp arm, a clamp arm reset spring, a clamp limiting pressing plate main body clamp groove, a main body material storage cantilever and a main body material storage vertical rod;

The main body feeding frame is arranged on the main body feeding seat; the main body feeding transverse slide plate and the main body feeding transverse slide clamp are both slidably arranged on the main body feeding frame, and the main body feeding transverse slide plate for transversely pushing the main body feeding transverse slide clamp to translate is connected to the rear side of the main body feeding transverse slide clamp;

The front end of the main body feeding horizontal sliding clamp is provided with a main body movable clamp arm and a main body fixed clamp arm for clamping a workpiece, the main body fixed clamp arm is fixed on one side of the front end of the main body feeding horizontal sliding plate, the main body movable clamp arm is rotatably arranged on one side of the main body fixed clamp arm at fixed points, the main body movable clamp arm and the main body fixed clamp arm are oppositely formed into a clamp capable of being opened and closed left and right, and a main body clamp groove with the shape matched with the outline of a spring ring main body is arranged between the main body movable clamp arm and the main body fixed clamp arm; the two ends of the clamp arm reset spring are fixed between the front ends of the main body movable clamp arm and the main body fixed clamp arm;

The main body feeding transverse cylinder is arranged at the rear part of the main body feeding frame and is used for driving the main body feeding transverse plate to slide on the main body feeding frame;

The main body blanking frame is arranged beside the main body feeding frame, the main body stock cantilever is arranged on the main body blanking frame, the main body stock cantilever extends to the upper part of the main body feeding transverse slide plate in a suspending way, the main body stock vertical rod is vertically connected with the main body feeding transverse slide clamp, and the lower end of the main body stock vertical rod is matched with the position of the main body clamping groove to be opposite up and down; one side of the cross section of the main body material storage vertical rod is an arc circle matched with the inner contour of the spring ring main body, and the other side of the cross section of the main body material storage vertical rod is a rectangular fixed limit edge, and the main body material storage vertical rod is fixed on the main body material storage cantilever through the rectangular fixed limit edge; the main body stock vertical rod is used for orderly storing spring ring main bodies to be assembled;

The clamp stroke opening block is arranged on the side wall of the main body feeding frame, and one end of the clamp stroke opening block extends into the rear end of the main body movable clamping arm and is used for triggering the main body movable clamping arm to open relative to the main body fixed clamping arm; the main body movable clamp arm is impacted and opened by the clamp stroke opening block and is closed and reset by the tension of the clamp arm reset spring;

the two clamp limiting pressing plates are arranged on the left side and the right side of the main body feeding frame respectively and are distributed above the main body movable clamping arms and the main body fixed clamping arms.

Further, the main body vertical blanking component comprises a main body blanking vertical sliding seat, a main body blanking vertical sliding block, a main body blanking top pressing plate, a main body blanking vertical cylinder, a main body blanking cantilever and a main body blanking frame;

The main body blanking cantilever is arranged on the main body blanking frame, and extends to the front upper part of the main body feeding horizontal slide clamp in a suspending manner; the main body blanking vertical sliding seat is vertically connected with the main body blanking cantilever, the main body blanking vertical sliding block can be arranged on the main body blanking vertical sliding seat in an up-and-down sliding way, and the lower part of the main body blanking vertical sliding block laterally extends to the front upper part of the main body feeding frame; the main body blanking vertical cylinder for driving the main body blanking vertical sliding block to slide up and down is arranged at the top of the main body blanking vertical sliding seat; the main body blanking top pressing plate is 3 sheets, the 3-claw pressing structure is formed at the bottom of the main body blanking vertical sliding block according to the outline of the spring ring main body, and when the main body movable clamping arm and the main body fixed clamping arm move to the position below the main body blanking vertical sliding seat, the main body clamping groove is positioned right below the 3-claw pressing structure; the spring ring clamping device is used for downwards pressing the spring ring main body in the main body clamping groove and falling onto the tool die to complete assembly of the spring ring main body.

Further, the main body outer side jacking mechanism comprises a main body outer side jacking seat, a main body jacking transverse sliding block, a main body jacking pressing block and a main body jacking cylinder; the main body outer side jacking seat is arranged on the right side of the main body assembly mechanism; the main body top right horizontal sliding seat is arranged on the main body outer side top right seat; the main body top right horizontal sliding block is slidably arranged on the main body top right horizontal sliding seat; the main body top positive pressure block is arranged at the front part of the main body top positive transverse sliding block, and the position of the main body top positive pressure block is horizontally opposite to the outer side of the spring ring main body in the tooling die;

the main body detection mechanism comprises a main body detection cross arm, a main body detection vertical arm, a riveting probe spring, a main body detection sliding arm, a main body detection sliding seat, a main body detection tension spring, a main body detection pressing block, a main body detection probe and a main body detection proximity switch.

Further, the head end of the main body detection cross arm is fixed on the lifting mechanism, the tail end of the main body detection cross arm is suspended and extends out above the tooling die, and the main body detection vertical arm faces downwards and is vertically fixed at the tail end of the main body detection cross arm through the upper end of the main body detection vertical arm; the main body detection sliding seat is arranged at the front side of the main body detection vertical arm, the main body detection sliding arm is sleeved at the rear part of the main body detection sliding seat in a vertically sliding manner, and the upper part of the main body detection sliding arm extends out from the upper part of the main body detection sliding seat; the two main body detection tension springs are respectively arranged at two sides of the main body detection sliding seat, the upper ends of the main body detection tension springs are fixed at one side of the upper end part of the main body detection sliding arm, and the lower ends of the main body detection tension springs are fixed at the outer side of the main body detection sliding seat; the main body detection pressing block is arranged at the lower end of the main body detection sliding arm, and the main body detection pressing block corresponds to the position of the tooling die; the main body detection probe is arranged at the front part of the main body detection slide seat in a vertically movable way, the riveting probe spring is sleeved on the main body detection probe, the upper end of the riveting probe spring is propped against the lower side of the main body detection slide seat, and the lower end of the riveting probe spring is propped against the lower main body of the main body detection probe; the lower end of the main body detection probe is of a pointed structure with guide, and the lower end of the main body detection probe is vertically opposite to a rivet hole of a spring ring main body of the tool die; the upper end of the main body detection probe extends upwards from the upper part of the main body detection sliding seat, and the main body detection proximity switch for sensing the position change of the upper end of the main body detection probe is arranged on one side of the upper end of the main body detection probe.

Further, the lifting mechanism comprises an auxiliary assembly mechanism for installing the main body detection mechanism, an upper disc lifting mechanism for driving the auxiliary assembly mechanism to move up and down, and the auxiliary assembly mechanism comprises an upper disc, a cross beam, an inner steering block and an outer steering block; the upper disc is arranged above the central area of the indexing rotary disc, is arranged on the cross beam and forms a lifting portal frame structure with the cross beam to cross over the conveying mechanism; the cross beam is divided into two sections, one end of one section of the cross beam is fixed at the bottom of the upper disc through an inner steering block, and the other end of the cross beam is arranged on the vertical sliding block through an outer steering block; one end of the other section of the cross beam is fixed at the bottom of the upper disc, and the other end of the cross beam is arranged on the vertical sliding block; the upper surface of the upper disc is provided with a cross arm installation groove for installing the main body detection mechanism.

Further, the upper disc lifting mechanism comprises a bearing, a vertical sliding seat, a vertical sliding block, an inner cam, a hanging shaft and a synchronous wheel; the bearing, the inner cam, the vertical sliding blocks and the vertical sliding seat are two, each vertical sliding block is sleeved on the vertical sliding seat in a sliding way, and the cross beam and the two ends of the cross beam are bridged on the two vertical sliding blocks to form a portal frame; the lifting driving assembly is composed of a lifting shaft, bearings, an inner cam and a synchronous wheel, wherein the two inner cams are respectively sleeved on different positions of the lifting shaft, and the two bearings are correspondingly distributed at the lower part of the vertical sliding block one by one; the synchronous wheel is sleeved on the hanging shaft; the bearing extends out from the transverse disc at one side of the vertical sliding block and is pressed in the curve groove of the inner cam.

Further, the tool die comprises a tool main die holder for positioning the spring ring main body, and a tool auxiliary die holder for movably limiting the door seal, wherein the tool auxiliary die holder is connected in front of the tool main die holder, and the height of the tool auxiliary die holder is lower than that of the tool main die holder;

An inner ring male die for limiting the inner side of the spring ring main body and an outer ring limiting assembly for limiting the outer side of the spring ring main body are arranged on the tool main die holder; the outer ring limiting assembly is arranged on the outer side of the inner ring male die; a door seal clamping groove for enabling the door seal to move when being installed is formed in front of the inner ring male die of the tool main die seat; a torsion spring compression block for fixing the torsion spring is arranged on the right side of the door seal clamping groove;

the tool is provided with a square hole groove, a door seal outer lifting stop block for fixing the outer side of the door seal and the outer side of the torsion spring is arranged in the square hole groove, and a door seal outer stop block spring for enabling the door seal outer lifting stop block to keep upwards protruding is arranged below the door seal outer lifting stop block.

When the device is used, the tooling dies of the plurality of spring rings are arranged in the indexing rotary disc of the indexing disc mechanism rotating anticlockwise according to the process sequence, so that a multi-station circulating process flow assembly line is formed, and workpiece feeding devices arranged on the periphery of the indexing rotary disc are used for continuously feeding.

In the lifting mechanism, the main body detection mechanism is uniformly driven by the upper disc lifting mechanism. The upper disc lifting mechanism is in transmission connection with the motor driving device through the synchronous wheel, so that all functional mechanisms can synchronously lift, replace all cylinders, lift synchronously, and are synchronous in pace, and various problems of high cost, difficult control, multiple faults and the like caused by using a large number of cylinders are overcome. Under the drive of the upper disc lifting mechanism, the main body detection mechanism is also switched up and down, when the main body detection mechanism is in a high position, the indexing rotary disc rotates by an angle and advances by a process station, each process has the action of compacting a corresponding spring ring or a corresponding spring ring part which is placed in the tool die, and the spring ring main body and other parts are ensured not to loosen in the assembly process, so that the main body detection mechanism has the advantages of allowing a larger gap between the tool die and the spring ring, greatly improving the deformation tolerance of a spring ring blank, and reducing the phenomenon of machine halt and machine clamping caused by the quality of the spring ring blank; and then each functional mechanism simultaneously processes the corresponding processes of the corresponding work, and if the main body detection mechanism with the detection function detects the abnormal position of the spring ring main body, the main body detection mechanism is combined with the controller to send out an alarm. The continuous spring ring automatic assembly line is formed by circulating and reciprocating in this way, and the working efficiency is greatly improved.

From the above, compared with the prior art, the utility model has the following advantages: the automatic mounting, automatic jacking and automatic positioning detection of the spring ring main body are realized, and the working efficiency of automatic assembly of the spring ring is greatly improved; the lifting mechanism is used for replacing a plurality of air cylinders, so that the cost is low, the control is easy, and the faults are few; the combination of the custom-made tooling die enables the spring ring main body to be stably fixed and not shifted in the tooling die; meanwhile, the vibration resistance of the workpiece is improved, the assembly stability is high, and the yield is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, in which:

FIG. 1 is a top view of an automated assembly mechanism for a spring coil body in accordance with a preferred embodiment of the present utility model;

FIG. 2 is a perspective view of FIG. 1;

FIG. 3 is a perspective view of the indexing disc mechanism;

FIG. 4 is an exploded view of the auxiliary assembly mechanism and the upper disc lift mechanism;

FIG. 5 is a perspective view of the body mount mechanism;

FIG. 6 is an exploded view of the primary components of FIG. 5;

FIG. 7 is a perspective view of the body outboard centering mechanism;

fig. 8 is a perspective view of the body detection mechanism;

FIG. 9 is a perspective view of a tooling mold;

FIG. 10 is an exploded view of FIG. 9;

FIG. 11 is a schematic diagram of the assembly of a spring coil on a tooling mold.

Detailed Description

The present utility model and its advantageous technical effects are described in further detail below with reference to the accompanying drawings and preferred embodiments. The "right side" in the present utility model, the orientation descriptions associated with the indexing disk mechanism are all "right side" in a counterclockwise direction.

As shown in fig. 1 to 11, the automatic assembly mechanism of the spring coil body according to the preferred embodiment of the present utility model is mainly applied to an automatic spring coil assembly machine, and in order to systematically understand the application of the present utility model, the following description is made with reference to the main structure of the automatic spring coil assembly machine. The spring ring automatic assembly machine comprises the following functional mechanisms:

The indexing disc mechanism a is used for driving the workpiece to rotate according to the process sequence and comprises an indexing rotary disc a1 capable of rotating stepwise according to an indexing angle;

The auxiliary assembly mechanism b is arranged above the dividing disc mechanism a in a lifting manner and used for installing workpieces, and comprises an upper disc b1 and a cross beam b2, wherein the upper disc b1 is positioned above the central area of the dividing rotary disc a1, and the upper disc b1 is arranged on the cross beam b2 and forms a lifting portal frame structure with the cross beam b2 to cross over the dividing disc mechanism a;

The upper disc lifting mechanism is used for driving the auxiliary assembly mechanism b to perform up-and-down lifting action;

The tooling dies m0 are arranged on the edge of the indexing rotary disk a1 according to the process sequence, and one process station corresponds to one tooling die m0 and is used for fixing the workpieces in assembly;

The workpiece feeding device e is arranged beside the indexing disc mechanism a and is used for arranging and conveying all workpieces to be assembled beside the indexing rotary disc a 1; the workpiece feeding device e comprises a main body feeding device e1, a torsion spring feeding device e2, a door seal feeding device e3 and a rivet feeding device e4 which are sequentially arranged around the dividing disc mechanism a in a anticlockwise manner; transferring the assembly mechanism to a tooling die m 0;

The main body assembling mechanism 1 is arranged outside the indexing rotary disk a1 and is used for placing the spring ring main body t1 from the main body feeding device e1 into the corresponding position of the tool die m 0;

The main body outer side centering mechanism 2 is arranged outside the indexing rotary disk a1 and positioned on the right side of the main body assembling mechanism 1 and is used for centering the spring ring main body t1 assembled by the main body assembling mechanism 1 from the side;

The main body detection mechanism 2b is hung at the edge of the indexing rotary disk a1 in an outward over-the-air manner and is positioned at the right side of the main body assembly mechanism 1 and used for detecting whether the spring ring main body t1 in the tool die m0 is in place or not;

The torsion spring assembly mechanism 3 is arranged on the outer side of the indexing rotary disk a1 and positioned on the right side of the main body outer side jacking mechanism 2, and is used for placing the torsion spring t3 from the torsion spring feeding device e2 onto a spring ring main body t1 of the tool die m 0;

The torsion spring in-place detection mechanism 4 is hung on the beam b2 or the edge of the indexing rotary disk a1 in an outward over-the-air manner and is positioned on the right side of the torsion spring assembly mechanism 3 and used for detecting whether the torsion spring t3 in the tool die m0 is in place or not;

The door seal assembly mechanism 5 is arranged outside the indexing rotary disk a1 and positioned on the right side of the torsion spring positioning detection mechanism 4, and is used for placing the door seal t2 from the door seal feeding device e3 into the tool die m0 and installing the door seal t2 on the spring ring main body t 1;

The gate seal detection correcting mechanism 6 is hung at the edge of the indexing rotary disk a1 in an outward and over-air manner, is positioned on the right side of the gate seal assembling mechanism 5 and is used for detecting whether a gate seal t2 in the tool die m0 is in place or not;

the rivet assembling mechanism 7 is arranged on the outer side of the indexing rotary disk a1 and positioned on the right side of the door seal detection penetrating mechanism 6, and is used for placing a rivet t4 into coaxial holes of the spring ring main body t1, the torsion spring t3 and the door seal t 2;

The rivet detecting mechanism 8 is hung at the edge of the indexing rotary disk a1 in an outward over-air manner and is used for detecting whether a rivet t4 is in place or not;

The rivet riveting mechanism 9 is positioned on the right side of the rivet detection mechanism 8 and comprises a punching part and a riveting part, wherein the punching part is hung on the beam b2 or the edge of the indexing rotary disk a1 in an outward and over-air manner and is used for riveting the rivet t 4.

Preferably, referring to fig. 1 to 2 and 4, for convenience in control, the upper disc lifting mechanism further comprises a bearing c3, a vertical sliding seat c1, a vertical sliding block c2, an inner cam c5, a hanging shaft c6 and a synchronizing wheel c7; the bearing c3, the inner cam c5, the vertical sliding blocks c2 and the vertical sliding seat c1 are two, each vertical sliding block c2 is sleeved on the vertical sliding seat c1 in a sliding manner, and the cross beam b2 and two ends are bridged on the two vertical sliding blocks c2 to form a portal frame; the lifting driving assembly is composed of a lifting shaft c6, a bearing c3, an inner cam c5 and a synchronous wheel c7, wherein the two inner cams c5 are respectively sleeved on different positions of the lifting shaft c6, and the two bearings c3 are distributed at the lower part of the vertical sliding block c2 in a one-to-one correspondence manner; the synchronizing wheel c7 is sleeved on the hanging shaft c 6; the bearing c3 extends out from the transverse disc at one side of the vertical sliding block c2 and is pressed in the curve groove of the inner cam c 5;

The auxiliary assembly mechanism b further comprises an inner steering block b3 and an outer steering block b4, the cross beam b2 is divided into two sections, one end of one section of the cross beam b2 is fixed at the bottom of the upper disc b1 through the inner steering block b3, and the other end of the cross beam b2 is arranged on the vertical sliding block c2 through the outer steering block b 4; one end of the other section of the cross beam b2 is fixed at the bottom of the upper disc b1, and the other end of the cross beam b2 is arranged on the vertical sliding block c 2; the upper surface of the upper disc b1 is provided with a cross arm mounting groove b5 for mounting each auxiliary assembly mechanism.

The upper disc lifting mechanism is in transmission connection with the beam driving device q1 through the synchronizing wheel, so that all functional mechanisms can synchronously lift, replace all cylinders, lift synchronously, and are synchronous in pace, and various problems of high cost, difficult control, multiple faults and the like caused by using a large number of cylinders are overcome.

Preferably, referring to fig. 1-3 and 5-7, the main body assembly mechanism 1 comprises a main body feeding seat 11, a main body horizontal material taking assembly and a main body vertical blanking assembly;

The main body horizontal material taking assembly comprises a main body feeding frame 12, a main body feeding horizontal sliding clamp 14, a main body feeding horizontal cylinder 15, a clamp stroke opening block 16, a main body movable clamping arm 17, a main body fixed clamping arm 18, a clamping arm reset spring 19, a main body clamping groove 1b of a clamp limiting pressing plate 1a, a main body material storage cantilever 1c and a main body material storage vertical rod 1d;

The main body vertical blanking assembly comprises a main body blanking vertical sliding seat 1g, a main body blanking vertical sliding block 1h, a main body blanking top pressing plate 1i, a main body blanking vertical cylinder 1f, a main body blanking cantilever 1e and a main body blanking frame 1k;

The main body feeding seat 11 is arranged beside the index plate mechanism a, and the main body feeding frame 12 is arranged on the main body feeding seat 11; the main body feeding transverse slide plate 133 and the main body feeding transverse slide clamp 14 are both slidably arranged on the main body feeding frame 12, and the main body feeding transverse slide plate 13 for transversely pushing the main body feeding transverse slide clamp 14 to translate is connected to the rear side of the main body feeding transverse slide clamp 14;

The front end of the main body feeding horizontal sliding clamp 14, which is opposite to the indexing rotary disk a1, is provided with a main body movable clamp arm 17 and a main body fixed clamp arm 18 for clamping a workpiece, the main body fixed clamp arm 18 is fixed on one side of the front end of the main body feeding horizontal sliding plate 133, the main body movable clamp arm 17 is rotatably arranged on one side of the main body fixed clamp arm 18 at fixed points, the main body movable clamp arm 17 and the main body fixed clamp arm 18 are oppositely formed into a clamp capable of opening and closing left and right, and a main body clamp groove 1b with a shape matched with the outline of a spring ring main body t1 is arranged between the main body movable clamp arm 17 and the main body fixed clamp arm 18; the two ends of the clamp arm reset spring 19 are fixed between the front ends of the main body movable clamp arm 17 and the main body fixed clamp arm 18;

The main body feeding transverse cylinder 15 is arranged at the rear part of the main body feeding frame 12 and is used for driving the main body feeding transverse plate 133 to slide on the main body feeding frame 12;

The main body blanking frame 1k is arranged beside the main body feeding frame 12, the main body stock cantilever 1c is arranged on the main body blanking frame 1k, the main body stock cantilever 1c extends to the upper part of the main body feeding transverse slide plate 133 in a suspending manner, the main body stock vertical rod 1d is vertically connected with the main body feeding transverse slide clamp 14, and the lower end of the main body stock vertical rod 1d is matched with the position of the main body clamping groove 1b to be vertically opposite; one side of the cross section of the main body stock vertical rod 1d is an arc circle matched with the inner contour of the spring ring main body t1, the other side is a rectangular fixed limit edge, and the main body stock vertical rod 1d is fixed on a main body stock cantilever 1c through the rectangular fixed limit edge; the main body stock vertical rod 1d is used for orderly storing a spring ring main body t1 to be assembled; the top of the main body stock vertical rod 1d is connected with the discharge port of the main body feeding device e 1;

The clamp stroke opening block 16 is arranged on the side wall of the main body feeding frame 12, and one end of the clamp stroke opening block 16 extends into the rear end of the main body movable clamping arm 17 and is used for triggering the main body movable clamping arm 17 to open relative to the main body fixed clamping arm 18; the main body movable clamp arm 17 is impacted and opened by the clamp stroke opening block 16 and is closed and reset by the tension of the clamp arm reset spring 19;

The two clamp limiting pressing plates 1a are respectively arranged at the left side and the right side of the main body feeding frame 12 and distributed above the main body movable clamping arms 17 and the main body fixed clamping arms 18;

The main body blanking cantilever 1e is arranged on the main body blanking frame 1k, and the main body blanking cantilever 1e extends to the front upper part of the main body feeding horizontal slide clamp 14 in a suspending manner; the main body blanking vertical sliding seat 1g is vertically connected with the main body blanking cantilever 1e, the main body blanking vertical sliding block 1h is arranged on the main body blanking vertical sliding seat 1g in a vertically sliding manner, and the lower part of the main body blanking vertical sliding block 1h laterally extends to the front upper part of the main body feeding frame 12; the main body blanking vertical cylinder 1f for driving the main body blanking vertical sliding block 1h to slide up and down is arranged at the top of the main body blanking vertical sliding seat 1 g; the main body blanking top pressing plate 1i is 3 pieces, and is distributed at the bottom of the main body blanking vertical sliding block 1h according to the outline of the spring ring main body t1 to form a 3-claw material pressing structure, and when the main body movable clamping arm 17 and the main body fixed clamping arm 18 move to the lower part of the main body blanking vertical sliding seat 1g, the main body clamping groove 1b is positioned right below the 3-claw material pressing structure; the spring coil main body t1 in the main body clamping groove 1b is pressed downwards and falls onto the tool die m0, and the assembly of the spring coil main body t1 is completed.

Preferably, referring to fig. 1-2 and 7, the main body outer side jacking mechanism 2 comprises a main body outer side jacking seat 21, a main body jacking transverse sliding seat 22, a main body jacking transverse sliding block 23, a main body jacking positive pressure block 24 and a main body jacking positive cylinder 25; the main body outer side jacking seat 21 is arranged beside the index plate mechanism a and is positioned on the right side of the main body assembly mechanism 1; the main body top right horizontal sliding seat 22 is arranged on the main body outer side top right seat 21; the main body top right horizontal sliding block 23 is slidably arranged on the main body top right horizontal sliding seat 22; the main body top positive pressure block 24 is arranged at the front part of the main body top positive transverse sliding block 23, and the position of the main body top positive pressure block 24 is horizontally opposite to the outer side of the spring ring main body t1 in the tool die m 0.

Preferably, referring to fig. 1 to 2 and 8, the main body detection mechanism 2b includes a main body detection cross arm 2b1, a main body detection vertical arm 2b2, a riveted probe spring 2b3, a main body detection slide arm 2b4, a main body detection slide seat 2b5, a main body detection tension spring 2b6, a main body detection press block 2b7, a main body detection probe 2b8, and a main body detection proximity switch 2b9;

the head end of the main body detection cross arm 2b1 is fixed on the upper disc b1, the tail end of the main body detection cross arm 2b1 extends out of the edge of the upper disc b1 in a suspending manner to be above the tool mould m0, and the main body detection vertical arm 2b2 faces downwards and is vertically fixed at the tail end of the main body detection cross arm 2b1 through the upper end of the main body detection vertical arm; the main body detection sliding seat 2b5 is arranged at the front side of the main body detection vertical arm 2b2, the main body detection sliding arm 2b4 is sleeved at the rear part of the main body detection sliding seat 2b5 in a vertically sliding manner, and the upper part of the main body detection sliding arm 2b4 extends out from the upper part of the main body detection sliding seat 2b 5; the two main body detection tension springs 2b6 are respectively arranged at two sides of the main body detection sliding seat 2b5, the upper end of the main body detection tension spring 2b6 is fixed at one side of the upper end part of the main body detection sliding arm 2b4, and the lower end of the main body detection tension spring 2b6 is fixed at the outer side of the main body detection sliding seat 2b 5; the main body detection pressing block 2b7 is arranged at the lower end of the main body detection sliding arm 2b4, and the main body detection pressing block 2b7 corresponds to the position of the tool die m 0; the main body detection probe 2b8 is arranged in front of the main body detection slide seat 2b5 in a vertically movable manner, the riveting probe spring 2b3 is sleeved on the main body detection probe 2b8, the upper end of the riveting probe spring 2b3 is propped against the lower side of the main body detection slide seat 2b5, and the lower end of the riveting probe spring 2b3 is propped against the lower main body of the main body detection probe 2b 8; the lower end of the main body detection probe 2b8 is of a pointed structure with guide, and the lower end of the main body detection probe 2b8 is vertically opposite to a rivet hole of a spring ring main body t1 of the tool die m 0; the upper end of the main body detection probe 2b8 protrudes upward from the upper portion of the main body detection slider 2b5, and a main body detection proximity switch 2b9 that senses a change in the position of the upper end of the main body detection probe 2b8 is provided on the upper end side of the main body detection probe 2b 8.

When the main body detection mechanism 2b detects the spring coil main body t1, the main body detection pressing block 2b7 presses the parts of the spring coil main body t1 except the rivet hole part from the top, then the main body detection probe 2b8 is inserted into the rivet hole of the spring coil main body t1, the main body detection proximity switch 2b9 senses the change of the main body detection probe 2b8, and the controller can automatically judge whether the spring coil main body t1 is assembled in place or not;

Preferably, referring to fig. 9 to 11, the tooling die m0 includes a tooling die m0, the tooling die m0 includes a tooling main die holder m1 for positioning the spring coil main body t1, and a tooling auxiliary die holder m2 for movably limiting the door seal t2, the tooling auxiliary die holder m2 is connected in front of the tooling main die holder m1, and the height of the tooling auxiliary die holder m2 is lower than that of the tooling main die holder m 1; ensuring that the door seal t2 can horizontally translate from the front side of the main tool die holder m1 to be in place; the tool main die holder m1 is provided with an inner ring male die m11 for limiting the inner side of the spring ring main body t1 and an outer ring limiting component m5 for limiting the outer side of the spring ring main body t 1; the outer ring limiting component m5 is arranged outside the inner ring male die m 11; the front of the inner ring male die m11 of the tool main die holder m1 is provided with a door seal clamping groove m13 for the door seal t2 to move when being installed; a torsion spring compression block m3 for fixing the torsion spring t3 is arranged on the right side of the door seal clamping groove m13; the tool attachment die holder m2 is provided with a square hole groove m22, a door seal outer lifting stop block m4 for fixing the outer side of the door seal t2 and the outer side of the torsion spring t3 is arranged in the square hole groove m22, and a door seal outer stop block spring for enabling the door seal outer lifting stop block m4 to keep protruding upwards is arranged below the door seal outer lifting stop block m 4.

In the tool die m0, the length of the tool auxiliary die holder m2 is shorter than that of the tool main die holder m1, and after the tool auxiliary die holder m2 is connected and combined with the tool main die holder m1, a riveting notch space for installing a rivet riveting mechanism is formed in the lower right corner of the tool die m 0. The left side of the door seal outer lifting stop block m4 is provided with a lifting stop block pressing rod m41 for pressing down the door seal outer lifting stop block m4 by external force; the top of the tool attachment seat m2 is provided with a pressing rod groove m23 for accommodating the lifting stop pressing rod m41 when the lifting stop pressing rod m41 is pressed down. The top of the door seal outer lifting stop block m4 is of an outwards inclined wedge-shaped structure, an arc-shaped surface m44 which is inwards concave towards the main body of the door seal outer lifting stop block m4 is arranged at the part, which is contacted with the door seal, of the door seal outer lifting stop block m4, and a door seal supporting gap m45 for supporting the door seal is arranged at the bottom of the arc-shaped surface m44 of the door seal outer lifting stop block m 4; the bottom of the tool die-attaching seat m2 is provided with a die-attaching bottom cover plate m21. An elastic movable groove m12 for the front and back movement of the torsion spring compression block m3 is arranged on the right side of the door seal clamping groove m 13; the tool main die holder m1 is provided with an elastic pressure component for keeping the torsion spring compression block m3 against the inner side of the torsion spring t3, and the elastic pressure component comprises a top plate m31, an inner side limiting rod m34, a spring ejection block m35 and an inner side limiting spring m36; the top plate m31 can be movably arranged in the tool main die holder m1 back and forth, and the torsion spring compression block m3 is arranged at the front end of the top plate m31 and is positioned in the elastic movable groove m12; the spring ejector block m35 is arranged at the right rear side of the tool main die holder m1, the front end of the inner limit spring m36 is ejected at the rear end of the top plate m31, and the rear end of the inner limit spring m36 is ejected at the spring ejector block m 35; the top plate m31 is provided with a top plate translation limiting groove m33, and the inner limiting rod m34 vertically penetrates through the top plate translation limiting groove m33 and is fixed in the tool main die holder m 1. The outer ring limiting assemblies m5 are three, and are respectively distributed on the left side, the right side and the rear side of the inner ring male die m 11. The outer ring limiting assembly m5 comprises a main body outer ring top block m51, an outer ring limiting slide block m52, a fixed screw m53 and a compression spring m54; the fixing screw m53 penetrates through the outer ring limiting component m5 to fix the outer ring limiting component m5 on the side surface of the tool main die holder m 1; the pressing spring m54 is sleeved on the fixing screw m53, one end of the pressing spring m54 is propped against the side surface of the tool main die holder m1, and the other end of the pressing spring m54 is propped against a nut of the fixing screw m 53; a limiting slide hole m16 is formed in the side face of the tool main die holder m 1; the main body outer ring ejector block m51 and the outer ring limiting slide block m52 form a clamping shape and are clamped on the main tool die holder m1 from the side surface of the main tool die holder m 1; the outer ring limiting slide block m52 is slidably arranged in the limiting slide hole m16, the main body outer ring top block m51 is positioned above the tool main die holder m1, and the front end of the main body outer ring top block m51 is positioned outside the inner ring male die m 11; an arc-shaped groove m55 matched with the shape of the spring ring main body t1 is formed in the middle of the front end of the main body outer ring top block m51, and an inclined guide opening m56 which is convenient for the spring ring main body t1 to go from above is formed in the upper portion of the arc-shaped groove m55 at the front end of the main body outer ring top block m 51.

Referring to fig. 11, the assembly process of the spring ring in the tooling mold m0 is as follows: (1) The main body assembly, namely clamping a spring ring main body t1 into the rear side of an inner ring male die m11 from top to bottom through a conveying mechanism; at the moment, the spring ring main body t1 is elastically limited from three directions of the left side, the right side and the rear side by the inner ring male die m11 and the three outer ring limiting assemblies m 5; (2) The torsion spring is assembled, and the manipulator is inserted into the rear part of the circle of the torsion spring t3 from top to bottom and is sleeved on the rivet hole t5 of the spring ring main body t 1; the main body of the torsion spring t3 is compressed from the rear side through the torsion spring compressing block m3, and the long leg of the torsion spring t3 is supported from the front side through the door seal outer lifting stop block m 4; (3) The door seal is assembled, and the door seal t2 is placed on the right rear side of the tool die m 0; the door seal t2 is horizontally pushed onto the tooling die m0 through the conveying mechanism and is matched and clamped with the two ends of the head and the tail of the spring ring main body t1, at the moment, the auxiliary mechanism presses the door seal outer lifting stop block m4 downwards through the lifting stop block pressing rod m41, after the door seal t2 is in place, the conveying mechanism is retracted, at the moment, the door seal outer lifting stop block m4 automatically ascends to reset and stop on the outer side of the door seal t2 through the lifting of the door seal outer stop block spring, the torsion spring pressing block m3 stops on the inner side of the door seal t2, and the door seal outer lifting stop block m4 and the torsion spring pressing block are matched together to position and limit the door seal t 2; (4) The rivet is assembled, and the rivet mounting mechanism rivets the rivet t4 in the rivet hole t5 of the spring ring main body t1, so that the spring ring can be automatically assembled. The automatic assembly process of the whole spring ring is stable and quick, the vibration influence of a machine is overcome, and the production efficiency and the product quality are improved.

Under the control of matching of the matched controllers, the working process of the spring ring automatic assembly machine for automatically assembling the spring rings is as follows:

(1) The spring ring main body t1 is assembled, referring to fig. 1-11, the spring ring main body t1 is fed through a main body feeding device e1 and is placed on a tooling die m0 through a main body assembling mechanism 1; the assembled spring ring main body t1 is guided from the side through the main body outer side propping mechanism 2; finally, detecting whether the spring ring main body t1 in the tool die m0 is in place or not through the main body detection mechanism 2 b;

(2) The torsion spring is assembled, the feeding device e2 is used for feeding the torsion spring, the torsion spring t3 is placed on the spring ring main body t1 of the tool die m0 through the torsion spring assembling mechanism 3, and the circle center of the torsion spring t3 is sleeved on the riveting hole of the spring ring main body t 1; detecting whether a torsion spring t3 in the tool die m0 is in place or not through a torsion spring in-place detecting mechanism 4;

(3) Door seal assembly, namely feeding through a door seal feeding device e3, and placing a door seal t2 on a spring ring main body t1 of a tool die m0 through a spring assembly mechanism 3, so that a riveting hole of the door seal t2 is coaxial with a riveting hole t5 of the spring ring main body t 1; the torsion spring t3 is nested inside the door seal t 2; detecting whether a door seal t2 in the tool die m0 is in place or not through a door seal detection and righting mechanism 6;

(4) Rivet assembly, wherein the rivet assembly is fed through a rivet feeding device e4, and the rivet is placed in a rivet hole of the door seal through a rivet assembling mechanism 7 and penetrates through the rivet hole of the spring ring main body t 1; and detecting whether the rivet is in place or not by the door rivet detecting mechanism 8; finally, the spring ring main body t1, the torsion spring t3 and the door seal are riveted through the rivet riveting mechanism 9, and the whole assembly is completed.

The automatic assembly mechanism of the spring ring main body obtained through the technical scheme ensures that the automatic assembly process of the whole spring ring is stable and quick, overcomes the vibration influence of a machine, improves the production efficiency and the product quality, and has low reworking rate. The spring ring main body is automatically installed, automatically jacked and automatically detected in place, so that the working efficiency of automatic assembly of the spring ring is greatly improved; the lifting mechanism is used for replacing a plurality of air cylinders, so that the cost is low, the control is easy, and the faults are few; the combination of the custom-made tooling die enables the spring ring main body to be stably fixed and not shifted in the tooling die; meanwhile, the vibration resistance of the workpiece is improved, the assembly stability is high, and the yield of products is greatly improved.

In the above description, the conventional machining process and assembly process of various parts are omitted for the sake of brevity. Other undisclosed processing techniques and parts are processed according to conventional techniques of the prior art.

Finally, it should be noted that: although the present utility model has been described in detail with reference to the embodiments, it should be understood that the utility model is not limited to the preferred embodiments, but is capable of modification and equivalents to some of the features described in the foregoing embodiments, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (8)

1. An automatic assembly mechanism for a spring coil body, comprising:

A main body feeding device (e 1) for centralizing and orderly placing the spring ring main bodies, a main body assembling mechanism (1) for placing the spring ring main bodies (t 1) from the main body feeding device (e 1) to the corresponding positions of the tool die (m 0), a main body outer side propping mechanism (2) for laterally propping the spring ring main bodies (t 1) assembled by the main body assembling mechanism (1), and a main body detecting mechanism (2 b) for detecting whether the spring ring main bodies (t 1) in the tool die (m 0) are in place or not;

The tool die (m 0) is arranged on the movable conveying mechanism; the device is characterized in that a main body feeding device (e 1) is arranged outside the main body assembling mechanism (1);

The main body outer side jacking mechanism (2) is arranged on the right side of the main body assembling mechanism (1);

the main body detection mechanism (2 b) is positioned at one side of the main body assembly mechanism (1) and is suspended above the tool die (m 0) in a high altitude; the main body detection mechanism (2 b) is arranged on the lifting mechanism in a lifting manner;

The main body assembly mechanism (1) comprises a main body feeding seat (11), a main body horizontal material taking assembly and a main body vertical blanking assembly; the main body horizontal material taking assembly is used for horizontally and directionally conveying the spring ring main bodies one by one and is arranged on the main body feeding seat (11); a vertical blanking subassembly of main part that is used for transferring the spring coil main part on main part feed seat (11) to on frock mould (m 0) one by one from main part feed seat (11) also sets up on main part feed seat (11), and the vertical blanking subassembly of main part sets up in main part level and gets material subassembly side top, and the work end of the vertical blanking subassembly of main part is unsettled in the discharge end top of the horizontal material subassembly of main part.

2. The automatic assembly mechanism of a spring coil main body according to claim 1, wherein the main body horizontal material taking assembly comprises a main body feeding frame (12), a main body feeding horizontal sliding clamp (14), a main body feeding horizontal cylinder (15), a clamp stroke opening block (16), a main body movable clamp arm (17), a main body fixed clamp arm (18), a clamp arm reset spring (19), a clamp limiting pressing plate (1 a), a main body clamping groove (1 b), a main body material storage cantilever (1 c) and a main body material storage vertical rod (1 d);

The main body feeding frame (12) is arranged on the main body feeding seat (11); the main body feeding transverse slide plate (13) and the main body feeding transverse slide clamp (14) are both slidably arranged on the main body feeding frame (12), and the main body feeding transverse slide plate (13) for transversely pushing the main body feeding transverse slide clamp (14) to translate is connected to the rear side of the main body feeding transverse slide clamp (14);

The front end of the main body feeding horizontal sliding clamp (14) is provided with a main body movable clamp arm (17) and a main body fixed clamp arm (18) for clamping a workpiece, the main body fixed clamp arm (18) is fixed on one side of the front end of the main body feeding horizontal sliding plate (13), the main body movable clamp arm (17) is rotatably arranged on one side of the main body fixed clamp arm (18), the main body movable clamp arm (17) and the main body fixed clamp arm (18) are oppositely formed into a clamp capable of being opened and closed left and right, and a main body clamp groove (1 b) with a shape matched with the outline of a spring ring main body (t 1) is arranged between the main body movable clamp arm (17) and the main body fixed clamp arm (18); the two ends of the clamping arm reset spring (19) are fixed between the front ends of the main body movable clamping arm (17) and the main body fixed clamping arm (18);

The main body feeding transverse cylinder (15) is arranged at the rear part of the main body feeding frame (12) and is used for driving the main body feeding transverse plate (13) to slide on the main body feeding frame (12);

The main body blanking frame (1 k) is arranged beside the main body feeding frame (12), the main body stock cantilever (1 c) is arranged on the main body blanking frame (1 k), the main body stock cantilever (1 c) extends to the upper part of the main body feeding transverse slide plate (13) in a suspending manner, the main body stock vertical rod (1 d) is vertically connected with the main body feeding transverse slide clamp (14), and the lower end of the main body stock vertical rod (1 d) is matched with the position of the main body clamping groove (1 b) to be opposite up and down; one side of the cross section of the main body stock vertical rod (1 d) is an arc circle matched with the inner contour of the spring ring main body (t 1), the other side is a rectangular fixed limit edge, and the main body stock vertical rod (1 d) is fixed on the main body stock cantilever (1 c) through the rectangular fixed limit edge; the main body stock vertical rod (1 d) is used for orderly storing spring ring main bodies (t 1) to be assembled;

The clamp stroke opening block (16) is arranged on the side wall of the main body feeding frame (12), and one end of the clamp stroke opening block (16) extends into the rear end of the main body movable clamping arm (17) and is used for triggering the main body movable clamping arm (17) to open relative to the main body fixed clamping arm (18); the main body movable clamp arm (17) is impacted and opened by the clamp stroke opening block (16) and is closed and reset by the tension of the clamp arm reset spring (19);

The two clamp limiting pressing plates (1 a) are respectively arranged at the left side and the right side of the main body feeding frame (12) and distributed above the main body movable clamping arms (17) and the main body fixed clamping arms (18).

3. The automatic assembly mechanism of a spring coil main body according to claim 2, wherein the main body vertical blanking assembly comprises a main body blanking vertical sliding seat (1 g), a main body blanking vertical sliding block (1 h), a main body blanking top pressing plate (1 i), a main body blanking vertical cylinder (1 f), a main body blanking cantilever (1 e) and a main body blanking frame (1 k);

The main body blanking cantilever (1 e) is arranged on the main body blanking frame (1 k), and the main body blanking cantilever (1 e) is suspended to extend to the front upper part of the main body feeding horizontal slide clamp (14); the main body blanking vertical sliding seat (1 g) is vertically connected with the main body blanking cantilever (1 e), the main body blanking vertical sliding seat (1 h) is arranged on the main body blanking vertical sliding seat (1 g) in a vertical sliding manner, and the lower part of the main body blanking vertical sliding seat (1 h) laterally extends to the front upper part of the main body feeding frame (12); the main body blanking vertical cylinder (1 f) for driving the main body blanking vertical sliding block (1 h) to slide up and down is arranged at the top of the main body blanking vertical sliding seat (1 g); the main body blanking top pressing plate (1 i) is 3 pieces, the 3-claw pressing structure is formed at the bottom of the main body blanking vertical sliding block (1 h) according to the outline of the spring ring main body (t 1), and when the main body movable clamping arm (17) and the main body fixed clamping arm (18) move to the position below the main body blanking vertical sliding block (1 g), the main body clamping groove (1 b) is positioned right below the 3-claw pressing structure; the spring coil main body (t 1) in the main body clamping groove (1 b) is pressed downwards and falls onto the tool die (m 0), and the assembly of the spring coil main body (t 1) is completed.

4. The automatic assembly mechanism of a spring coil main body according to claim 3, wherein the main body outer side jacking mechanism (2) comprises a main body outer side jacking seat (21), a main body jacking transverse sliding seat (22), a main body jacking transverse sliding block (23), a main body jacking pressing block (24) and a main body jacking cylinder (25); the main body outer side jacking seat (21) is arranged on the right side of the main body assembly mechanism (1); the main body jacking transverse sliding seat (22) is arranged on the main body outer side jacking seat (21); the main body top right horizontal sliding block (23) is slidably arranged on the main body top right horizontal sliding seat (22); the main body jacking pressing block (24) is arranged at the front part of the main body jacking transverse sliding block (23), and the position of the main body jacking pressing block (24) is horizontally opposite to the outer side of the spring ring main body (t 1) in the tool die (m 0);

The main body detection mechanism (2 b) comprises a main body detection cross arm (2 b 1), a main body detection vertical arm (2 b 2), a riveting probe spring (2 b 3), a main body detection sliding arm (2 b 4), a main body detection sliding seat (2 b 5), a main body detection tension spring (2 b 6), a main body detection pressing block (2 b 7), a main body detection probe (2 b 8) and a main body detection proximity switch (2 b 9).

5. The automatic assembly mechanism of a spring coil main body according to claim 4, wherein the head end of the main body detection cross arm (2 b 1) is fixed on the lifting mechanism, the tail end of the main body detection cross arm is suspended and extends above the tooling die (m 0), and the main body detection vertical arm (2 b 2) faces downwards and is vertically fixed at the tail end of the main body detection cross arm (2 b 1) through the upper end of the main body detection cross arm; the main body detection sliding seat (2 b 5) is arranged at the front side of the main body detection vertical arm (2 b 2), the main body detection sliding arm (2 b 4) is sleeved at the rear part of the main body detection sliding seat (2 b 5) in a vertically sliding manner, and the upper part of the main body detection sliding arm (2 b 4) extends out from the upper part of the main body detection sliding seat (2 b 5); the two main body detection tension springs (2 b 6) are respectively arranged at two sides of the main body detection sliding seat (2 b 5), the upper ends of the main body detection tension springs (2 b 6) are fixed at one side of the upper end part of the main body detection sliding arm (2 b 4), and the lower ends of the main body detection tension springs (2 b 6) are fixed at the outer side of the main body detection sliding seat (2 b 5); the main body detection pressing block (2 b 7) is arranged at the lower end of the main body detection sliding arm (2 b 4), and the main body detection pressing block (2 b 7) corresponds to the position of the tool die (m 0); the main body detection probe (2 b 8) is arranged in front of the main body detection slide seat (2 b 5) in a vertically movable manner, the riveting probe spring (2 b 3) is sleeved on the main body detection probe (2 b 8), the upper end of the riveting probe spring (2 b 3) is propped against the lower side of the main body detection slide seat (2 b 5), and the lower end of the riveting probe spring (2 b 3) is propped against the lower main body of the main body detection probe (2 b 8); the lower end of the main body detection probe (2 b 8) is of a pointed structure with guide, and the lower end of the main body detection probe (2 b 8) is vertically opposite to a rivet hole of a spring ring main body (t 1) of the tool die (m 0); the upper end of the main body detection probe (2 b 8) extends upwards from the upper part of the main body detection sliding seat (2 b 5), and a main body detection proximity switch (2 b 9) for sensing the position change of the upper end of the main body detection probe (2 b 8) is arranged on one side of the upper end of the main body detection probe (2 b 8).

6. The automatic assembly mechanism of a spring coil body according to claim 5, wherein the lifting mechanism includes an auxiliary assembly mechanism (b) to which the body detection mechanism (2 b) is mounted, an upper disc lifting mechanism to drive the auxiliary assembly mechanism (b) to move up and down, the auxiliary assembly mechanism (b) including an upper disc (b 1), a cross beam (b 2), an inner steering block (b 3), and an outer steering block (b 4); the upper disc (b 1) is positioned above the central area of the indexing rotary disc (a 1), and the upper disc (b 1) is arranged on the cross beam (b 2) and forms a lifting portal frame structure with the cross beam (b 2) to cross over the conveying mechanism; the cross beam (b 2) is divided into two sections, one end of one section of the cross beam (b 2) is fixed at the bottom of the upper disc (b 1) through an inner steering block (b 3), and the other end of the cross beam is arranged on the vertical sliding block (c 2) through an outer steering block (b 4); one end of the other section of the cross beam (b 2) is fixed at the bottom of the upper disc (b 1), and the other end of the cross beam is arranged on the vertical sliding block (c 2); the upper surface of the upper disc (b 1) is provided with a cross arm mounting groove (b 5) for mounting the main body detection mechanism (2 b).

7. The automatic assembly mechanism of a spring coil body according to claim 6, wherein the upper disc lifting mechanism comprises a bearing (c 3), a vertical slide (c 1), a vertical slide (c 2), an inner cam (c 5), a hanger shaft (c 6), and a synchronizing wheel (c 7); the bearing (c 3), the inner cam (c 5), the vertical sliding blocks (c 2) and the vertical sliding seat (c 1) are two, each vertical sliding block (c 2) is sleeved on the vertical sliding seat (c 1) in a sliding manner, and the cross beam (b 2) and two ends are connected with the two vertical sliding blocks (c 2) in a bridging manner to form a portal frame; the lifting driving assembly is composed of a lifting shaft (c 6), bearings (c 3), an inner cam (c 5) and a synchronous wheel (c 7), the two inner cams (c 5) are respectively sleeved on different positions of the lifting shaft (c 6), and the two bearings (c 3) are distributed at the lower part of the vertical sliding block (c 2) in a one-to-one correspondence manner; the synchronizing wheel (c 7) is sleeved on the hanging shaft (c 6); the bearing (c 3) extends from the transverse disc at one side of the vertical sliding block (c 2) to the transverse disc and is pressed in the curve groove of the inner cam (c 5).

8. The automatic assembly mechanism of a spring coil main body according to any one of claims 1 to 7, wherein the tooling mold (m 0) comprises a tooling main mold seat (m 1) for positioning the spring coil main body (t 1), a tooling auxiliary mold seat (m 2) for movably limiting the door seal (t 2), the tooling auxiliary mold seat (m 2) is connected in front of the tooling main mold seat (m 1), and the height of the tooling auxiliary mold seat (m 2) is lower than that of the tooling main mold seat (m 1);

An inner ring male die (m 11) for limiting the inner side of the spring ring main body (t 1) and an outer ring limiting component (m 5) for limiting the outer side of the spring ring main body (t 1) are arranged on the tool main die holder (m 1); the outer ring limiting component (m 5) is arranged at the outer side of the inner ring male die (m 11); a door seal clamping groove (m 13) for enabling the door seal (t 2) to move when being installed is formed in front of the inner ring male die (m 11) of the tool main die holder (m 1); a torsion spring compression block (m 3) for fixing a torsion spring (t 3) is arranged on the right side of the door seal clamping groove (m 13);

The fixture is provided with a square hole groove (m 22) on an attached die holder (m 2), a door seal outer lifting stop block (m 4) for fixing the outer side of the door seal (t 2) and the outer side of the torsion spring (t 3) is arranged in the square hole groove (m 22), and a door seal outer stop block spring for enabling the door seal outer lifting stop block (m 4) to keep upwards protruding is arranged below the door seal outer lifting stop block (m 4).