CN216730527U - Automatic synthesis table for worm assembly - Google Patents

Abstract

The utility model discloses an automatic worm assembly synthesizing table which comprises a material rack for feeding and discharging worms, a plurality of mounting stations arranged on a main frame and a stepping mechanism arranged between the mounting stations, wherein the material rack comprises a plurality of mounting stations; the work rest sets up in one side of body frame, and the work piece moves to the installation station along the work rest, snatchs and flows along clockwise at each installation station through step mechanism after getting the piece, finally realizes the automatic assembly of worm. The utility model realizes full-automatic assembly, and the equipment automatically finishes the processing of all procedures; the labor force can be liberated in a large amount of manual production beats, and the risks of artificial misloading and neglected loading are eliminated.

Description

Automatic synthesis table for worm assembly

Technical Field

The utility model relates to an automatic worm assembly synthesizing table, and belongs to the technical field of automobile part assembly.

Background

According to the knowledge of an applicant, the original worm assembly synthesis method comprises the steps of preassembling in advance and manual feeding, wherein in the preassembling process, an operator needs to manually pack the elastic ring and the bearing into the worm and then put the worm into a tool, and manually pack the elastic ring into the coupler and then put the coupler into a pressure head, so that the time consumption is long, the operation is inconvenient, and errors are easy to occur; whether the pressfitting is qualified or not, whether locking screw is screwed up or not are in place through manual visual inspection after the pressfitting is completed, the check person is a judgment, the traceability system cannot be input, the check result cannot correspond to the product one to one, and the traceability is not convenient for in the later period.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides the automatic worm assembly synthesizing table which is reasonable in structure, convenient to assemble and capable of realizing full-automatic feeding and assembling.

In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: the utility model provides an automatic synthetic platform of worm assembly which characterized in that: the worm feeding and discharging device comprises a material rack for feeding and discharging worms, a plurality of mounting stations arranged on a main frame and a stepping mechanism arranged between the mounting stations; the work rest sets up in one side of body frame, and the work piece moves to the installation station along the work rest, snatchs and flows along clockwise at each installation station through step mechanism after getting the piece, finally realizes the automatic assembly of worm.

Furthermore, the rack consists of a track rack, a plurality of material trays and a material tray lifting mechanism, wherein the material trays and the material tray lifting mechanism are arranged on the track rack, the track rack is divided into an upper layer and a lower layer, the upper layer of the track rack moves towards the direction of the material taking robot and forwards feeds materials into the equipment, and the lower layer of the track rack moves in the reverse direction and forwards feeds materials out of the equipment; each material tray is provided with a positioning pin sleeve, after the material tray advances to a loading and unloading area of the material taking robot and a laser sensor detects that the material rack advances in place, two positioning pins arranged on the material rack automatically advance through an air cylinder and are inserted into the positioning pin sleeves on the material tray, so that the material tray and the material rack are accurately positioned;

the material tray lifting mechanism consists of a fixed base, a material rail, a jacking cylinder and four guide posts, wherein the material rail is laid along the track material rack, the material tray firstly moves along the material rail and then moves downwards under the action of the jacking cylinder arranged at the end part of the material tray lifting mechanism, and the guide posts are uniformly distributed on the fixed base and are used for supporting the material rail to lift up and down; the material rail of the material tray lifting mechanism is connected with the terminal of the rail material rack, after the worm in one material tray is processed, the positioning pin on the material rack automatically returns, the connection with the positioning pin sleeve of the material tray is unlocked, the upper material rack continuously drives the material tray to move forward to the position above the lifting mechanism, the sensor on the lifting mechanism automatically descends after detecting that the material tray is in place, the material tray is driven to descend to the height of the lower material rack, and then the lower material rack drives the material tray to move forward and discharge outside the equipment.

Furthermore, the installation stations are six groups, and sequentially comprise a feeding station, an elastic ring assembling station, a bearing assembling station, a coupling belt elastic ring press-mounting station, a screwing station and a blanking station according to the processing sequence;

the material taking robot is fixed on an equipment table board close to an upper-layer material rack, a workpiece is taken out from a material tray of the upper-layer track material rack, is placed on a feeding station after being rotationally scanned by a code reader arranged on the equipment table board, and is clamped by a stepping movement mechanism, so that the workpiece is sequentially moved to a discharging station from the feeding station to realize the automatic processing of the whole process, and the assembly of different parts is realized on different positioning tools.

Furthermore, the stepping mechanism is arranged in the middle of the main frame and comprises a mounting plate, clamping devices and a moving device, the mounting plate is rectangular, the clamping devices are distributed along the long edges of the two sides of the mounting plate and are respectively arranged on the two sides of the mounting plate, the clamping devices on the two sides are distributed at equal intervals, the mounting plate is fixed on the moving device, the moving device is fixed on the table top of the equipment, and the mounting plate drives the clamping devices to move back and forth and left and right.

The clamping device is six and corresponds to each installation station respectively, and comprises a stepping mechanism clamping cylinder fixed on the installation plate and a clamping jaw driven by the stepping mechanism clamping cylinder, wherein the main body of the stepping mechanism clamping cylinder is fixed on the installation plate through bolts, the end part of the stepping mechanism clamping cylinder is fixedly connected with the two sides of the clamping jaw through piston rods, and the clamping jaw is of a worm profiling structure.

The moving device is an X-axis servo guide rail and a Y-axis servo guide rail which are arranged on the table board of the equipment, and the X-axis servo guide rail has two stop positions in the moving process to realize the movement of the stepping mechanism in the X direction; the Y-axis servo guide rail has three stop positions in the movement process, and the Y-direction movement of the stepping mechanism is realized.

Furthermore, the elastic ring assembling station consists of a second positioning tool, a first vibration disc, an elastic ring clamping cylinder and an elastic ring feeding mechanism, the first vibration disc is fixed behind the elastic ring feeding mechanism, the elastic ring is vibrated out to the lower part of the feeding mechanism through the first vibration disc and ejected out by the positioning cylinder, and the elastic ring feeding mechanism is fixed on an equipment table board beside the second positioning tool and consists of an elastic ring feeding mechanism X-direction cylinder and an elastic ring feeding mechanism Z-direction cylinder; a second clamping jaw corresponding to the elastic ring assembling tool in the clamping device is pushed by the elastic ring feeding mechanism Z to the cylinder to descend above the elastic ring, and the elastic ring feeding mechanism Z returns to the cylinder after the elastic ring is clamped by the second clamping jaw; the second clamping jaw moves forward to the position above the workpiece under the action of the elastic ring feeding mechanism X to the cylinder, the elastic ring feeding mechanism Z descends to the cylinder again to install the elastic ring on the worm, the second clamping jaw is loosened, the elastic ring feeding mechanism Z returns to the cylinder, finally the elastic ring feeding mechanism X returns to the cylinder, and the elastic ring clamping cylinder realizes the installation of the elastic ring under the action of the X-direction cylinder and the Z-direction cylinder;

the bearing assembling station consists of a third positioning tool, a bearing indexing disc, a bearing clamping cylinder and a bearing feeding mechanism, wherein the bearing indexing disc is fixed behind the bearing feeding mechanism; a third clamping jaw corresponding to the bearing assembling tool in the clamping device is pushed by a bearing feeding mechanism Z-direction cylinder to firstly descend above the bearing, and the bearing feeding mechanism Z retracts after the third clamping jaw clamps the bearing; the third clamping jaw moves forward to the position above a product under the action of the bearing feeding mechanism X-direction cylinder, the bearing feeding mechanism Z-direction cylinder descends again to mount the bearing on the worm, the third clamping jaw is loosened, the bearing feeding mechanism Z-direction cylinder returns, and finally the bearing feeding mechanism X returns to the cylinder; the bearing clamping cylinder realizes the installation of the bearing under the action of the X-direction cylinder of the bearing feeding mechanism and the Z-direction cylinder of the bearing feeding mechanism;

the shaft coupling with the elastic ring press-mounting station consists of a fourth positioning tool, a second vibration disc, a third vibration disc, an elastic ring and shaft coupling preassembling station and a shaft coupling press, wherein the second vibration disc and the third vibration disc are fixed on the side surfaces of the elastic ring and the shaft coupling preassembling station, the elastic ring and the shaft coupling are respectively vibrated out by the second vibration disc and the third vibration disc, and the shaft coupling and the elastic ring are respectively ejected out by a jacking cylinder after the in-place sensor detects that the vibration is in place; the feeding mechanism clamps the air cylinder, firstly, the air cylinder is driven by the servo motor to move downwards to the position above the coupler, the air cylinder moves forwards to drive the clamping jaw to descend, and the air cylinder returns after the clamping jaw clamps the coupler; the feeding mechanism clamping cylinder is driven by a servo motor to move downwards to a left coupler centering station, the cylinder moves forwards to the proper position and retreats after the coupler is loosened, and the coupler centering station is detected by a sensor to adjust the coupler to the neutral position; then a feeding mechanism clamping cylinder is driven by a servo motor to move downwards to the position above the elastic ring, the cylinder moves forwards to drive the clamping jaw to descend, and the cylinder retracts after the clamping jaw clamps the elastic ring; the feeding mechanism clamping cylinder is driven by the servo motor to move downwards to the position above the feeding station, and the cylinder moves forwards in place and returns after the elastic ring is loosened; finally, the feeding mechanism clamping cylinder moves to the position above the coupler centering station under the driving of the servo motor, the cylinder moves to the position to clamp the coupler and then returns, the feeding mechanism clamping cylinder moves to the position above the feeding station under the driving of the servo motor, and the cylinder moves to the position to loosen the coupler and then returns, so that the pre-installation of the elastic ring and the coupler is completed; then the feeding mechanism sends the elastic ring of the coupler belt to the lower part of a pressure head of a coupler press, the servo press sucks the elastic ring of the coupler belt to a material taking station through program setting and then returns, and after the feeding mechanism returns, the servo press descends to realize automatic press mounting of the coupler;

the tightening station consists of a fifth positioning tool, a screw machine and a screw tightening shaft, the screw machine is fixed at the rear side of the fifth positioning tool, after locking screws are sequentially discharged by the screw machine, the screw tightening shaft sucks the screws from the arrangement position under the pushing of the Z-axis cylinder, the screw tightening shaft returns after the screws are sucked, and the Z-axis cylinder drives the tightening shaft to advance to realize automatic tightening of the screws

Furthermore, a transition station for realizing worm reversing is arranged between the bearing assembling station and the press-fitting station of the elastic ring of the coupling belt, and the transition station comprises a transition tool, a transition station clamping cylinder and a sliding table cylinder; the transition tool is fixedly arranged on the transition station clamping cylinder, and a telescopic rod of the transition station clamping cylinder drives the transition tool to fix a product; the transition tool clamping cylinder is connected to the sliding table cylinder and moves through the sliding table cylinder, so that the reversing circulation of the workpiece from the bearing assembling station to the pressing station of the coupler belt elastic ring is realized;

the transition tool and the clamping cylinder are fixed on a sliding table of a sliding table cylinder by screws and can move left and right along with the sliding table; and the workpiece is clamped by the third clamping jaw, the workpiece moves to a transition station from the third positioning tool through X-axis and Y-axis servo, and the third clamping jaw returns to the position of the third positioning tool after the transition station is clamped by the clamping cylinder. After the clamping cylinder clamps the product, the transition tool moves to one side of the fourth positioning station under the movement of the sliding table cylinder. And the fourth clamping jaw moves to a transition station, the clamping cylinder loosens, the fourth clamping jaw clamps the workpiece, and the workpiece is moved to a fourth positioning tool, so that the product transition from the bearing assembly station to the pressing station of the coupler with the elastic ring is realized.

Further, in the circulation process from the first positioning tool to the sixth positioning tool, the equipment judges whether the products are qualified or not through the sensors arranged on the installation stations, if the former procedure is unqualified, the latter procedure is not processed, the material taking robot can independently place the unqualified products in an unqualified product area, and the qualified products are all placed on the track material rack; after the installation of the cushion pad and the bearing is finished, a post-process sensor respectively detects whether the cushion pad and the bearing are in place, the cushion pad and the bearing are qualified in place, and the cushion pad and the bearing are not qualified if the cushion pad and the bearing are not in place; after the press mounting of the cushion pad of the coupler is finished, the pressure displacement sensor automatically judges whether the press mounting is qualified or not, the press mounting is qualified if the pressure and the displacement are both in a set range, and the pressure and the displacement are unqualified if one is not in the range; and the locking screw tightening station monitors the tightening torque and the tightening angle, and if the torque or the angle is not in the set range, the judgment is unqualified.

Furthermore, an operation table for control is further arranged on the outer frame on the front right of the synthesis table, an operator can see the instant processing information, unqualified reasons and alarm information of each station on a display screen, and automatic switching of equipment hands can be achieved.

Compared with the prior art, the utility model has the following beneficial effects:

1. all parts are automatically fed, and workers only need to supplement the materials in batches on the track material rack, the vibration disc, the bearing dividing disc and the screw machine, so that the operation is convenient and the efficiency is effectively improved;

2. the high-precision pressure sensor and the displacement sensor detect the pressure displacement of the real-time coupler and generate a pressure displacement curve, so that the problem part can be conveniently analyzed;

3. the high-precision screw tightening shaft can accurately control screw tightening torque and angle monitoring, and upload tightening torque and angle values, generate tightening curves and correspond to products one to one, so that analysis on problem parts is facilitated;

4. and judging whether the product is qualified or not by the program, and inputting a detection result into the tracing system and corresponding to the product tracing code, so that the subsequent tracing is facilitated.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 is a side view of the present invention.

In the figure: 1-a track material rack; 2-material tray; 3-a tray lifting mechanism; 4-a material taking robot; 5-a code reader; 6-vibration plate 1; 7-elastic ring feeding mechanism; 8-bearing indexing disc; 9-bearing feeding mechanism; 10-vibration plate 2; 11-vibration plate 3; 12-a coupling elastic ring feeding mechanism; 13-a coupler press; 14-locking screw alignment machine; 15-screw tightening shaft; 16-a tightening shaft movement mechanism; 17-a first positioning tool; 18-a second positioning tool; 19-a third positioning tool; 20-a fourth positioning tool; 21-a fifth positioning tool; 22-a sixth positioning tool; 23-transition tooling; 25-preassembling stations of the coupler and the elastic ring; 26-a step motion mechanism; 27-a stepping movement mechanism X-axis servo guide rail; 28-step motion mechanism Y-axis servo guide rail; 29-a servo guide rail and a clamping mechanism for transition station circulation; 30-unqualified product area; 31-a first jaw 1; 32-a second jaw; 33-a third jaw; 34-a fourth jaw; 35-a fifth jaw; 36-sixth jaw.

Detailed Description

Examples

The embodiment provides an automatic worm assembly synthesizing table which is structurally shown in figures 1-4 and comprises a material rack for feeding and discharging worms, a plurality of mounting stations arranged on a main frame and a stepping mechanism arranged between the mounting stations. The work rest sets up in one side of body frame, and the work piece moves to the installation station along the work rest, snatchs and flows along clockwise at each installation station through step mechanism after getting the piece, finally realizes the automatic assembly of worm.

The material rack consists of a track material rack, a plurality of material trays arranged on the track material rack and a material tray lifting mechanism. The track material rack is divided into an upper layer and a lower layer, the upper layer track material rack moves towards the direction of the material taking robot and forwards feeds materials into the equipment, and the lower layer track material rack reversely moves and forwards feeds materials out of the equipment; and each material tray is provided with a positioning pin sleeve, after the material tray advances to a feeding and discharging area of the material taking robot and the laser sensor detects that the material rack advances in place, two positioning pins arranged on the material rack automatically advance through the air cylinder and are inserted into the positioning pin sleeves on the material tray, so that the material tray and the material rack are accurately positioned.

The worm parts which are not processed are fully placed on each material disc, an operator places the material discs on the upper layer of the track material frame, the material frame is fixed and then is taken by a robot to be fed on a line, the processed worm is taken back and placed back to the material frame again, after the processing of one disc of worm is completed, the material disc lifting mechanism descends to the lower layer of the track material frame, the lower layer of track material frame advances to discharge materials to the outside of the equipment, and finally the operator takes out the processed worm of one disc of worm from the lower layer of the track material frame. If the worm in the material tray is not used up and the material is not supplemented, the device can automatically give an alarm, so that batch supplementation is carried out.

The material tray lifting mechanism consists of a fixed base, a material rail, a jacking cylinder and four guide posts. The material track is laid along the track material rack, the material tray firstly moves along the material track and then moves downwards under the action of the jacking cylinder arranged at the end part of the material tray lifting mechanism, and finally the whole working process is finished. The guide columns are uniformly distributed on the fixed base and are used for supporting the material rail to lift up and down; the material rail of the material tray lifting mechanism is connected with the terminal of the rail material rack, after the worm in one material tray is processed, the positioning pin on the material rack automatically returns, the connection with the positioning pin sleeve of the material tray is unlocked, the upper material rack continuously drives the material tray to move forward to the position above the lifting mechanism, the sensor on the lifting mechanism automatically descends after detecting that the material tray is in place, the material tray is driven to descend to the height of the lower material rack, and then the lower material rack drives the material tray to move forward and discharge outside the equipment.

The stepping mechanism in this embodiment is installed in the middle of the entire composition table apparatus main frame, and includes an installation plate, a gripping device, and a moving device. The mounting panel is the rectangle, and it gets the device to distribute along its both sides long limit, it arranges in the both sides of mounting panel to get the device branch, and the clamp of both sides gets the equidistant distribution of device, on the mounting panel was fixed in the mobile device, on the mobile device was fixed in the equipment mesa, the mounting panel drove to get the device edge the mobile device moves all around.

The clamping devices correspond to the installation stations, the number of the clamping devices is six, the clamping devices comprise clamping cylinders fixed on the installation plates and clamping jaws driven by the clamping cylinders, main bodies of the clamping cylinders are fixed on the installation plates through bolts, the end portions of the clamping cylinders are fixedly connected with the two sides of the clamping jaws through piston rods, and the clamping jaws are of worm profiling structures.

The moving device is an X-axis servo guide rail and a Y-axis servo guide rail which are arranged on the table board of the equipment, and the X-axis servo guide rail has two stop positions in the moving process so as to realize the X-direction movement of the stepping mechanism, such as the movement from a feeding station to an elastic ring assembling station; the Y-axis servo guide rail has three stop positions in the movement process, and the movement of the stepping mechanism in the Y direction is realized, for example, the movement from the feeding station to the discharging station is realized.

The installation stations in the embodiment are six groups, and the installation stations sequentially comprise a feeding station, an elastic ring assembling station, a bearing assembling station, a coupling belt elastic ring press-fitting station, a screwing station and a discharging station according to the processing sequence. The material taking robot is fixed on an equipment table board close to an upper-layer material rack, a workpiece is taken out from a material tray of the upper-layer track material rack, is placed on a feeding station after being scanned in a rotating mode through a code reader installed on the equipment table board, and is clamped by a stepping movement mechanism, the workpiece moves from the feeding station to a discharging station in sequence to achieve automatic processing in the whole process, and assembly of different parts is achieved on different positioning tools. And finally, the material taking robot puts the processed product on the positioning tool into a worm material tray on the upper layer of the material rack.

The elastic ring assembling station is composed of a second positioning tool, a first vibration disc and an elastic ring feeding mechanism. The first vibration disc is fixed behind the elastic ring feeding mechanism, the elastic ring is vibrated out of the lower portion of the feeding mechanism through the first vibration disc and then ejected out by the positioning air cylinder, the second clamping jaw corresponding to the elastic ring assembling station in the clamping device is pushed by the Z-direction air cylinder to descend to the upper portion of the elastic ring, and the second clamping jaw clamps the elastic ring and then retracts to the Z-direction air cylinder. At the moment, the second clamping jaw moves forwards to the position above a product under the action of the X-direction cylinder, the Z-direction cylinder descends again to install the elastic ring on the worm, after the second clamping jaw is loosened, the Z-direction cylinder returns, the X-direction cylinder returns, and the elastic ring clamping cylinder completes automatic installation of the elastic ring under the action of the X-direction cylinder and the Y-direction cylinder.

And the bearing assembling station consists of a third positioning tool, a bearing indexing disc and a bearing feeding mechanism. Bearing graduated disk is fixed in bearing feed mechanism rear, and one row of bearing housing is on the material loading post, then autogiration to arranging down after one row of bearing has used up. And an ejection cylinder is fixed below the feeding column and ejects the bearings to the feeding position one by one. The bearing feeding mechanism is consistent with the elastic ring feeding mechanism in structure, a third clamping jaw in the clamping device corresponding to the bearing assembling station is firstly descended to the upper part of the bearing under the pushing of the Z-direction cylinder, and the Z-direction cylinder retracts after the third clamping jaw clamps the bearing. The third clamping jaw advances to the product top under the effect of X to the cylinder, and Z descends again to install the bearing in the worm, and the third clamping jaw loosens, and Z moves back to the cylinder, and X moves back to the cylinder at last. The bearing clamping cylinder realizes the installation of the elastic ring under the action of the cylinders in the X direction and the Y direction.

The press-mounting station of the coupler with the elastic ring is composed of a fourth positioning tool, a second vibration disc, a third vibration disc, an elastic ring and coupler preassembling station and a coupler press. The second vibration disc and the third vibration disc are fixed on the side face of a preassembly station of the elastic ring and the coupler, the elastic ring and the coupler are vibrated out by the second vibration disc and the third vibration disc, and the coupler and the elastic ring are respectively ejected out by the jacking cylinder after the in-place sensor detects that vibration is in place. The clamping cylinder of the press fitting feeding mechanism with the elastic ring of the coupler is driven by a servo motor to move downwards to the upper part of the coupler, the cylinder moves forwards to drive a fourth clamping jaw corresponding to the press fitting station with the elastic ring of the coupler in the clamping device to descend, and the cylinder retracts after the fourth clamping jaw clamps the coupler; the coupler clamping cylinder with the elastic ring press-fitting feeding mechanism is driven by a servo motor to move downwards to a left coupler centering station, the cylinder moves forwards to the proper position and retracts after loosening the coupler, and the coupler centering station is detected by a sensor to adjust the coupler to the neutral position; at the moment, a clamping cylinder of a feeding mechanism of the pressing station with the elastic ring of the coupler is driven by a servo motor to move downwards to the position above the elastic ring, the cylinder moves forwards and drives a fourth clamping jaw to descend, and the cylinder returns after the elastic ring is clamped by the fourth clamping jaw; a clamping cylinder of the feeding mechanism of the pressing station of the coupling belt with the elastic ring is driven by a servo motor to move downwards to a position above the feeding station of the pressing station of the coupling belt with the elastic ring, and the cylinder moves forwards in place to release the elastic ring and then returns; finally, the clamping cylinder of the loading mechanism of the elastic ring of the coupler moves downwards to the position above the centering position of the coupler under the drive of the servo motor, the cylinder moves forwards to the position to clamp the coupler and then returns, the clamping cylinder of the loading mechanism of the elastic ring of the coupler moves downwards to the position above the loading position under the drive of the servo motor, and the cylinder moves forwards to the position to loosen the coupler and then returns, so that the preassembling of the elastic ring and the coupler is completed; and then the feeding mechanism of the pressing station of the elastic ring of the coupling belt sends the elastic ring of the coupling belt to the lower part of a pressure head of a pressing machine of the coupling, the servo pressing machine returns after absorbing the elastic ring of the coupling belt to the material taking station through program setting, and the servo pressing machine descends after returning the feeding mechanism, so that the automatic pressing of the coupling is realized.

And the screwing station consists of a fifth positioning tool, a screw machine and a screw screwing shaft. The screw machine is fixed on the rear side of the fifth positioning tool, after the locking screws are sequentially discharged by the screw machine, the screw tightening shaft sucks the screws to the arrangement position under the pushing of the Z-axis cylinder, the screw tightening shaft retreats after the screws are sucked, and the screw tightening shaft is driven by the Z-axis cylinder to advance to realize the automatic screw tightening. And the clamping work is completed through the fifth clamping jaw.

Meanwhile, a transition station for realizing worm reversing is arranged between the bearing assembling station and the pressing station of the elastic ring of the coupling belt. The transition station comprises a transition tool, a transition station clamping cylinder and a sliding table cylinder; the transition tool is fixedly arranged on the transition station clamping cylinder, and a telescopic rod of the transition station clamping cylinder drives the transition tool to fix a product; transition frock die clamping cylinder connects on the slip table cylinder, moves through the slip table cylinder to realize the work piece from bearing assembly station to the switching-over circulation of shaft coupling area elastic ring pressure equipment station. The transition tool and the clamping cylinder are fixed on a sliding table of a sliding table cylinder through screws and can move left and right along with the sliding table; and the workpiece is clamped by the third clamping jaw, the workpiece moves to a transition station from the third positioning tool through X-axis and Y-axis servo, and the third clamping jaw returns to the position of the third positioning tool after the transition station is clamped by the clamping cylinder. After the clamping cylinder clamps the product, the transition tool moves to one side of the fourth positioning station under the movement of the sliding table cylinder. And the fourth clamping jaw moves to a transition station, the clamping cylinder loosens, the fourth clamping jaw clamps the workpiece, and the workpiece is moved to a fourth positioning tool, so that the product transition from the bearing assembly station to the pressing station of the coupler with the elastic ring is realized.

In the circulation process of the first positioning tool to the sixth positioning tool, the equipment realizes the qualification judgment through various sensors, if the pressing station of the elastic ring of the coupler is judged whether the pressing of the coupler is in place through the pressure and displacement sensor, the pressing station of the bearing assembly station and the pressing station of the elastic ring of the coupler are automatically judged whether the previous station is qualified through the on-site detection sensor, if the previous process is unqualified, the subsequent process is not processed, and the material taking robot can independently place the unqualified product in the unqualified product area to prevent the unqualified product from flowing to the next process, and the qualified product is placed on the track material rack. After the installation of the cushion pad and the bearing is finished, a post-process sensor respectively detects whether the cushion pad and the bearing are in place, the cushion pad and the bearing are qualified in place, and the cushion pad and the bearing are unqualified if the cushion pad and the bearing are not in place; after the press mounting of the cushion pad of the coupler is finished, the pressure displacement sensor automatically judges whether the press mounting is qualified or not, the press mounting is qualified if the pressure and the displacement are both in a set range, and the pressure and the displacement are unqualified if one is not in the range; and the locking screw tightening station is monitored by the tightening torque and the tightening angle, and if the torque or the angle is not in the set range, the judgment is unqualified.

The equipment is one of the electric pipe column assembly production lines, all the equipment of the whole production line are equipped with computers and are connected with the same server through a network cable, the main parts of the electric steering pipe column are printed with accurate and unique two-dimensional codes on the surfaces of the parts, the codes are scanned before assembly, the batch codes are input into a traceability system by the rest parts, the traceability codes of all the parts of one assembly and assembly process technological parameters (press force displacement, bolt tightening force, bolt tightening angle, test data and the like) are uploaded to the server and are connected in series, the assembly is subsequently problematic, the assembly accurate traceability codes can be input to inquire the production process parameters, and the assemblies produced in the same batch can be found.

In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides an automatic synthetic platform of worm assembly which characterized in that: the worm feeding and discharging device comprises a material rack for feeding and discharging worms, a plurality of mounting stations arranged on a main frame and a stepping mechanism arranged between the mounting stations; the work rest sets up in one side of body frame, and the work piece moves to the installation station along the work rest, snatchs and flows along clockwise at each installation station through step mechanism after getting the piece, finally realizes the automatic assembly of worm.

2. The worm assembly automatic compounding station of claim 1, wherein: the material rack consists of a track material rack, a plurality of material trays and a material tray lifting mechanism, wherein the material rack is arranged on the track material rack, the track material rack is divided into an upper layer and a lower layer, the upper layer track material rack moves towards the direction of the material taking robot and forwards feeds materials into the equipment, and the lower layer track material rack reversely moves and forwards feeds materials out of the equipment; each material tray is provided with a positioning pin sleeve, and after the material tray advances to a feeding and discharging area of the material taking robot and a laser sensor detects that a material rack advances in place, two positioning pins arranged on the material rack automatically advance through an air cylinder and are inserted into the positioning pin sleeves on the material tray, so that the material tray and the material rack are accurately positioned;

the material tray lifting mechanism consists of a fixed base, a material rail, a jacking cylinder and four guide posts, wherein the material rail is laid along the track material rack, the material tray firstly moves along the material rail and then moves downwards under the action of the jacking cylinder arranged at the end part of the material tray lifting mechanism, and the guide posts are uniformly distributed on the fixed base and are used for supporting the material rail to lift up and down; the material rail of the material tray lifting mechanism is connected with the terminal of the rail material rack, after the worm in one material tray is processed, the positioning pin on the material rack automatically returns, the connection with the positioning pin sleeve of the material tray is unlocked, the upper material rack continuously drives the material tray to move forward to the position above the lifting mechanism, the sensor on the lifting mechanism automatically descends after detecting that the material tray is in place, the material tray is driven to descend to the height of the lower material rack, and then the lower material rack drives the material tray to move forward and discharge outside the equipment.

3. The worm assembly automatic compounding station of claim 2, wherein: the mounting stations are six groups, and the mounting stations sequentially comprise a feeding station, an elastic ring assembling station, a bearing assembling station, a coupling belt elastic ring press-mounting station, a screwing station and a blanking station according to the processing sequence;

the material taking robot is fixed on an equipment table board close to an upper-layer material rack, a workpiece is taken out from a material tray of the upper-layer track material rack, is placed on a feeding station after being rotationally scanned by a code reader arranged on the equipment table board, and is clamped by a stepping movement mechanism, so that the workpiece is sequentially moved to a discharging station from the feeding station to realize the automatic processing of the whole process, and the assembly of different parts is realized on different positioning tools.

4. The worm assembly automatic compounding station of claim 3, wherein: step mechanism installs in the body frame intermediate position, gets device and mobile device including mounting panel, clamp, the mounting panel is the rectangle, and it gets the device to distribute along its both sides long limit, it arranges in the both sides of mounting panel to get the device branch, and the clamp of both sides gets the equidistant distribution of device, on the mounting panel was fixed in the mobile device, the mobile device was fixed in on the equipment mesa, the mounting panel drove to press from both sides and gets the device edge the mobile device is around the horizontal migration.

5. The worm assembly automatic compounding station of claim 4, wherein: the clamping device is six and corresponds to each installation station respectively, and comprises a stepping mechanism clamping cylinder fixed on the installation plate and a clamping jaw driven by the stepping mechanism clamping cylinder, wherein the main body of the stepping mechanism clamping cylinder is fixed on the installation plate through bolts, the end part of the stepping mechanism clamping cylinder is fixedly connected with the two sides of the clamping jaw through a piston rod, and the clamping jaw is of a worm profiling structure.

6. The worm assembly automatic compounding station of claim 4, wherein: the moving device is an X-axis servo guide rail and a Y-axis servo guide rail which are arranged on the table board of the equipment, and the X-axis servo guide rail has two stop positions in the moving process to realize the movement of the stepping mechanism in the X direction; the Y-axis servo guide rail has three stop positions in the movement process, and the Y-direction movement of the stepping mechanism is realized.

7. The worm assembly automatic compounding station of claim 4, wherein: the elastic ring assembling station consists of a second positioning tool, a first vibration disc, an elastic ring clamping cylinder and an elastic ring feeding mechanism, wherein the first vibration disc is fixed behind the elastic ring feeding mechanism, the elastic ring is vibrated out of the lower part of the feeding mechanism through the first vibration disc and then ejected out by the positioning cylinder, the elastic ring feeding mechanism is fixed on an equipment table board beside the second positioning tool, and the elastic ring feeding mechanism consists of an elastic ring feeding mechanism X-direction cylinder and an elastic ring feeding mechanism Z-direction cylinder; a second clamping jaw in the clamping device, which corresponds to the elastic ring assembling tool, is driven by the elastic ring feeding mechanism to clamp and move the workpiece to an installation position, and the elastic ring clamping cylinder realizes the installation of the elastic ring under the action of the X-direction cylinder and the Z-direction cylinder;

the bearing assembling station consists of a third positioning tool, a bearing indexing disc, a bearing clamping cylinder and a bearing feeding mechanism, wherein the bearing indexing disc is fixed behind the bearing feeding mechanism; a third clamping jaw corresponding to the bearing assembling tool in the clamping device is driven by the bearing feeding mechanism to clamp and move the workpiece to an installation position, and a bearing clamping cylinder realizes the installation of the bearing under the action of an X-direction cylinder of the bearing feeding mechanism and a Z-direction cylinder of the bearing feeding mechanism;

the coupler with the elastic ring press-mounting station consists of a fourth positioning tool, a second vibration disc, a third vibration disc, an elastic ring, a coupler preassembling station and a coupler press, wherein the second vibration disc and the third vibration disc are fixed on the side surfaces of the elastic ring and the coupler preassembling station; the feeding mechanism clamping cylinder moves under the driving of a servo motor and drives a fourth clamping jaw in the clamping device to clamp the workpiece, so that the preassembly of the elastic ring and the coupler is completed; the feeding mechanism sends the elastic ring of the coupler to the lower part of a pressing head of a coupler pressing machine, and the servo pressing machine realizes automatic press mounting of the coupler through program setting;

the tightening station consists of a fifth positioning tool, a screw machine and a screw tightening shaft, the screw machine is fixed on the rear side of the fifth positioning tool, after locking screws are sequentially discharged by the screw machine, the screw tightening shaft sucks the screws from the arrangement position under the pushing of the Z-axis cylinder, the screw tightening shaft retreats after the screws are sucked, and the screw tightening shaft is driven by the Z-axis cylinder to advance so as to realize automatic screw tightening.

8. The worm assembly automatic compounding station of claim 3, wherein: a transition station for realizing worm reversing is arranged between the bearing assembling station and the pressing station of the elastic ring of the coupler, and the transition station comprises a transition tool, a transition station clamping cylinder and a sliding table cylinder; the transition tool is fixedly arranged on the transition station clamping cylinder, and a telescopic rod of the transition station clamping cylinder drives the transition tool to fix a product; the transition tool clamping cylinder is connected to the sliding table cylinder and moves through the sliding table cylinder, so that the reversing circulation of the workpiece from the bearing assembling station to the pressing station of the coupler belt elastic ring is realized;

the transition tool and the clamping cylinder are fixed on a sliding table of a sliding table cylinder by screws and move left and right along with the sliding table; a workpiece is clamped by a third clamping jaw, the workpiece moves to a transition station from a third positioning tool through an X-axis servo and a Y-axis servo, and the third clamping jaw returns to the position of the third positioning tool after the transition station is clamped by a clamping cylinder; after the product is clamped by the clamping cylinder, the transition tool moves to one side of the fourth positioning station under the action of the sliding table cylinder; and the fourth clamping jaw moves to a transition station, the clamping cylinder loosens, the fourth clamping jaw clamps the workpiece, and the workpiece is moved to a fourth positioning tool, so that the product transition from the bearing assembly station to the pressing station of the coupler with the elastic ring is realized.

9. The worm assembly automatic compounding station of claim 1, wherein: in the circulation process from the first positioning tool to the sixth positioning tool, the equipment judges whether the products are qualified or not through sensors arranged on all installation stations, if the former procedure is unqualified, the latter procedure is not processed, and a material taking robot can independently place the unqualified products in an unqualified product area, and the qualified products are all placed on a track material rack; after the installation of the cushion pad and the bearing is finished, a post-process sensor respectively detects whether the cushion pad and the bearing are in place, the cushion pad and the bearing are qualified in place, and the cushion pad and the bearing are unqualified if the cushion pad and the bearing are not in place; after the press mounting of the coupler with the cushion pad is finished, the pressure displacement sensor automatically judges whether the press mounting is qualified or not, if the pressure and the displacement are both in a set range, the press mounting is qualified, and if one of the pressure and the displacement is not in the range, the press mounting is unqualified; and the locking screw tightening station is monitored by the tightening torque and the tightening angle, and if the torque or the angle is not in the set range, the judgment is unqualified.

10. The worm assembly automatic compounding station of claim 1, wherein: an operation console for control is further arranged on the outer frame on the front right of the synthesis platform, so that an operator can see the instant processing information, unqualified reasons and alarm information of each station on a display screen, and automatic switching of equipment hands can be realized.

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