CN113618357A

CN113618357A - Pull ring feeding method and device for assembling stainless steel hasp and assembling system

Info

Publication number: CN113618357A
Application number: CN202110907079.6A
Authority: CN
Inventors: 程森; 范勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2021-11-09

Abstract

The invention relates to the technical field of mechanical part assembly, in particular to a pull ring feeding method, a pull ring feeding device and a pull ring feeding system for stainless steel hasp assembly, wherein the pull ring feeding method, the pull ring feeding device and the pull ring feeding system comprise a feeding belt, a feeding motor, a turnover seat, a cover plate, a limiting sliding seat, a bottom plate, a material distributing plate and a pushing cylinder; the feeding belt is driven by a feeding motor, and the square of a pull ring is conveyed on the feeding belt; the discharging end of the feeding belt is connected with the overturning seat, the inlet of the overturning seat is in the horizontal direction, the outlet of the lower part of the overturning seat is in the vertical direction, and the overturning seat is used for overturning the square pull ring to be vertical; a limiting sliding seat is connected below the outlet of the overturning seat, and a vertical pull ring limiting groove is formed in the limiting sliding seat; the lower part of the limiting sliding seat is slidably arranged on the bottom plate; the rear side of the limiting sliding seat is connected with a pushing cylinder; one end of the bottom plate is provided with a baffle plate, the baffle plate is provided with a vertical limiting strip, and the limiting strip corresponds to the pull ring limiting groove. The upset of this patent upset seat and the spacing of pull ring spacing groove, the snatching of the pull ring of being convenient for.

Description

Pull ring feeding method and device for assembling stainless steel hasp and assembling system

Technical Field

The invention relates to the technical field of mechanical part assembly, in particular to a pull ring feeding method, a pull ring feeding device and a pull ring feeding system for stainless steel hasp assembly.

Background

The hasp is a convenient, quick and repeatedly openable/closable lock catch piece with stable safety, so that the hasp has wide application in various industries, and has various forms, and the stainless steel hasp required in the market at present comprises a shell, a positioning pin and a pull ring.

The prior assembly equipment, such as Chinese invention patent (publication No. CN107571198A, published as 20180112), discloses a tool for quickly installing a hasp workpiece, which comprises a workpiece base plate, wherein one end of the workpiece base plate is provided with a positioning component, the side edge of the positioning component is provided with a first stop block for stabilizing the workpiece, the other end of the workpiece base plate is provided with a second stop block matched with the first stop block, a workpiece clamp is fixed on the second stop block, a first cushion block matched with the workpiece clamp is fixed on the workpiece base plate, a spreading component is arranged between the first cushion block and the positioning component, the spreading component penetrates through the workpiece base plate, the top end of the spreading component spreads the side surface of the workpiece, the spreading component is spread by a jacking block jacked by the spreading cylinder, the two sides of the workpiece base plate are also provided with inserting mechanisms, each inserting mechanism comprises an inserting cylinder and a contact pin, the inserting cylinder pushes the contact pin to insert a workpiece hinge into each component, the invention quickly positions the workpiece, the articulated elements of each part of convenient cartridge connection work piece have fully improved production efficiency.

However, the above-described assembling apparatus has the following problems:

1. the pull ring is the C type for being buckled by columniform rectangular, leads to pull ring length direction to go up longer, and the width is narrower, is difficult to its location, is difficult to snatch.

2. The pull ring is C-shaped, is difficult to be directly installed on a vertically placed shell, and how to adjust the posture of the shell is considered, so that the pull ring is convenient to assemble.

Disclosure of Invention

In order to solve the existing problems, the invention aims to provide a pull ring feeding method, a pull ring feeding device and a pull ring feeding system for assembling a stainless steel hasp.

For the purpose of the invention, the following technical scheme is adopted for implementation:

a pull ring feeding device for assembling stainless steel hasps comprises a feeding belt, a feeding motor, a turnover seat, a cover plate, a limiting sliding seat, a bottom plate, a material distributing plate and a pushing cylinder; the feeding belt is driven by a feeding motor, and the square of a pull ring is conveyed on the feeding belt; the discharging end of the feeding belt is connected with the overturning seat, the inlet of the overturning seat is in the horizontal direction, the outlet of the lower part of the overturning seat is in the vertical direction, and the overturning seat is used for overturning the square pull ring to be vertical; a limiting sliding seat is connected below the outlet of the overturning seat, a vertical pull ring limiting groove is arranged on the limiting sliding seat, and the shape of the pull ring limiting groove is matched with that of a pull ring; the lower part of the limiting sliding seat is slidably arranged on the bottom plate; a horizontal material distributing plate is arranged at the upper part of one side of the limiting sliding seat and used for blocking a subsequent pull ring; the rear side of the limiting sliding seat is connected with a pushing cylinder, and the pushing cylinder is used for pushing the limiting sliding seat to move in the horizontal direction; one end of the bottom plate is provided with a baffle plate, the baffle plate is provided with a vertical limiting strip, and the limiting strip corresponds to the pull ring limiting groove.

Preferably, the overturning seat is in the shape of a circular arc.

Preferably, the limiting sliding seat comprises a sliding seat main body and a vertical plate, the vertical plate is vertically and fixedly arranged on the sliding seat main body, and a gap between the sliding seat main body and the vertical plate is a pull ring limiting groove; the sliding seat main body and the upper part of the vertical plate are respectively provided with a corresponding convex block, and a pull ring grabbing groove is formed between the convex block and the material distributing plate.

A pull ring feeding method is characterized in that a pull ring is square on a feeding belt, a feeding motor drives the feeding belt to move, the square pull ring is turned to be vertical under the action of a turning seat and falls into a pull ring limiting groove of a limiting sliding seat, the upper end of the pull ring is positioned in a pull ring grabbing groove, and a pull ring assembling device can grab the pull ring conveniently; then, release the spacing slide of cylinder drive and remove to the baffle along the bottom plate, the pull ring spacing groove links up with spacing just, and spacing top is at the upper and lower end of pull ring, and further spacing to the pull ring, the snatching of the pull ring of being convenient for, divides the flitch to keep off the last pull ring in the upset seat simultaneously.

A shell and pull ring assembly system of a stainless steel hasp comprises the pull ring feeding device and the pull ring assembly device; the discharge end of the pull ring feeding device is connected with the pull ring assembling device; the pull ring feeding device is used for feeding pull rings; the pull ring assembling device is used for grabbing the pull ring and assembling the pull ring on a second through hole of the shell after the pull ring is opened; the pull ring assembling device comprises a pull ring grabbing mechanism, a pull ring opening mechanism and a shell overturning and assembling mechanism; one side of the pull ring grabbing mechanism is connected with the pull ring opening mechanism, the shell overturning and assembling mechanism is connected between the pull ring grabbing mechanism and the pull ring opening mechanism, and the moving direction of the pull ring grabbing mechanism and the pushing direction of the shell overturning and assembling mechanism are on the same straight line; the pull ring grabbing mechanism is used for grabbing the upper part of the pull ring and moving the pull ring into the pull ring opening mechanism; the pull ring opening mechanism is used for fixing the lower part of the pull ring and pressing the pull ring upwards to open the upper part of the pull ring upwards; the housing turnover assembly mechanism is used for pushing the housing between the pull ring grabbing mechanism and the pull ring opening mechanism and turning the housing over so that the upper part and the lower part of the pull ring are installed on the housing.

Preferably, the pull ring grabbing mechanism comprises a support, and a transverse moving assembly, a vertical moving assembly, a pull ring grabbing cylinder, a first pull ring clamping jaw, a second pull ring clamping jaw, a first blocking block and a second blocking block which are arranged on the support; the transverse moving assembly is horizontally and fixedly arranged on the support, the output end of the transverse moving assembly is provided with a vertical moving assembly, the output end of the vertical moving assembly is provided with a pull ring grabbing cylinder, and the pull ring grabbing cylinder is horizontally arranged; the two output ends of the pull ring grabbing cylinder are respectively provided with a first pull ring clamping jaw and a second pull ring clamping jaw, and the pull ring grabbing cylinder controls the first pull ring clamping jaw and the second pull ring clamping jaw to be close to each other so as to realize grabbing of a pull ring; the first pull ring clamping jaw is L-shaped, and one side of the first pull ring clamping jaw is provided with a first clamping limiting groove; the second pull ring clamping jaw is L-shaped, and a V-shaped clamping groove is formed in the second pull ring clamping jaw; a second clamping limiting groove is formed in the side face of the second pull ring clamping jaw; corresponding U-shaped hollows are arranged on the first pull ring clamping jaw and the second pull ring clamping jaw; the first blocking block and the second blocking block are fixedly arranged on the front side and the rear side of the pull ring grabbing cylinder respectively; one end of the first blocking block corresponds to the first clamping limiting groove and the second clamping limiting groove, and the first blocking block is used for blocking one side of the pull ring; the second stop block is L-shaped and used for stopping the other side of the pull ring.

Preferably, the pull ring opening mechanism comprises a base, a moving seat, an opening cylinder, a cylinder joint, a connecting plate, a guide rod, a rotating rod, a lifting block, a pull ring lower clamping seat and a moving seat pushing cylinder; the base is fixedly installed on the frame, the moving seat is installed on the base in a sliding mode, the top of the moving seat is vertically and fixedly provided with an opening cylinder, the output end of the opening cylinder is connected with a cylinder joint, a horizontal connecting plate is fixedly arranged on the cylinder joint, a vertical guide rod is fixedly installed at the end portion of the connecting plate, and the upper portion of the guide rod penetrates through the upper portion of the moving seat; the lower end of the cylinder joint is connected with the left end of the rotary rod, the middle part of the rotary rod is rotatably arranged on the right side of the moving seat, the right end of the rotary rod is connected with the lifting block, and the lifting block is arranged on the right side of the moving seat in a vertically sliding mode; a clamping head is arranged at the right end of the lifting block, the right side end face of the clamping head is a vertical plane, the left side of the clamping head is an arc-shaped groove, the shape of the arc-shaped groove is matched with that of the lower side of the pull ring, and the upper end of the pull ring is positioned in the arc-shaped groove during clamping; the lower part of the right side of the movable seat is provided with a pull ring lower part clamping block which is transversely and fixedly arranged, and the right end of the pull ring lower part clamping block is a V-shaped groove; the lower clamping block of the pull ring is connected with the lower clamping seat of the pull ring, and the lower clamping seat of the pull ring is vertically and fixedly arranged on the rack; the upper part of the clamping seat at the lower part of the pull ring is provided with a clamping cross beam; when clamping, the lower part of the pull ring is clamped between the clamping beam and the right end of the clamping block at the lower part of the pull ring; the movable seat is driven by a movable seat pushing cylinder.

Preferably, the shell overturning and assembling mechanism comprises a shell pushing assembly and an overturning and assembling assembly; the turnover assembly component is arranged above the shell pushing component, and the shell pushing component is used for horizontally and vertically pushing the turnover assembly component; the turnover assembly component is used for turning over the shell so that the pull ring is assembled on the shell.

Preferably, the shell pushing assembly comprises a shell pushing cylinder, a base, a shell pushing sliding table, a shell jacking cylinder, a jacking plate and a jacking guide rod; the shell pushing cylinder is horizontally and fixedly arranged on the rack; the output end of the shell pushing cylinder is connected with the shell pushing sliding table, the bottom of the shell pushing sliding table is slidably mounted on the base, a shell jacking cylinder is vertically fixed on the shell pushing sliding table, a jacking plate is fixedly mounted at the output end of the shell pushing sliding table, the jacking plate is connected with a jacking guide rod through a shaft sleeve, and the lower end of the jacking guide rod is fixedly mounted on the shell pushing sliding table; two hinge lugs are arranged on the jacking plate.

Preferably, the overturning assembly component comprises an overturning assembly cylinder, a push block limiting plate, a shell overturning plate and a limiting block; the overturning and assembling cylinder is horizontally arranged on the upper end surface of the jacking plate, the output end of the overturning and assembling cylinder is connected with the push block, the push block is positioned between the two push block limiting plates, and the two push block limiting plates are respectively and fixedly arranged on two sides of the upper end surface of the jacking plate; the upper part of the push block is provided with an inclined plane for limiting; the middle part of the shell turnover plate is hinged on the two hinge lugs, the lower part of the shell turnover plate is provided with a connecting groove, a limiting block is arranged in the connecting groove, and the limiting block is fixedly arranged at the end part of the push block; a fourth positioning groove for positioning the shell is formed in the front side surface of the shell turnover plate; the upper portion of casing returning face plate is equipped with the spacing strip in upper portion that extends to the discharge end, and the back of the spacing strip in upper portion is equipped with the first pull ring mounting groove that is used for the installation of pull ring upper portion, and the middle part of casing returning face plate is equipped with the backup pad that is used for supporting the casing when the equipment, and the lower part of casing returning face plate is equipped with the spacing strip in lower part that extends to the discharge end, and the back of the spacing strip in lower part is equipped with the second pull ring mounting groove that is used for the installation of pull ring lower part.

In conclusion, the technical effects of the invention are as follows:

1. the pull ring is when carrying, keep flat on the feed belt, then turn over the horizontally pull ring into vertically through the upset seat, and the pull ring after the upset directly drops the pull ring spacing inslot of spacing slide, make the pull ring keep vertical through the pull ring spacing groove, then release the spacing slide of cylinder drive and remove to the baffle along the bottom plate, the pull ring spacing groove just links up with spacing, spacing top is at the upper and lower end of pull ring, it is further spacing to the pull ring, the upper portion that makes the pull ring is located the pull ring and snatchs the inslot, snatchs of the pull ring of being convenient for.

2. Through the fourth constant head tank location casing on the returning face plate, articulate the returning face plate on articulated ear, promote the ejector pad through upset equipment cylinder, realize the upset of returning face plate to the gesture of adjustment casing, the equipment of the pull ring of being convenient for. And meanwhile, a first pull ring mounting groove and a second pull ring mounting groove are formed in the rear part of the turnover plate, so that the pull ring can be conveniently aligned to a second through hole in the shell, and the shell pushing cylinder and the shell jacking cylinder are matched with each other, so that the position of the shell can be accurately controlled, and the through hole can be aligned to the pull ring.

Drawings

FIG. 1 is a schematic view of a tab feeding apparatus and a tab assembly apparatus.

Fig. 2 is a structural schematic diagram of the stainless steel hasp.

FIG. 3 is a schematic view of a tab feeding apparatus and a tab grasping mechanism.

Fig. 4 is a schematic structural diagram of the limiting sliding seat, the bottom plate, the material distributing plate and the pushing cylinder.

FIG. 5 is a schematic view of a tab grasping cylinder, a first tab jaw, a second tab jaw, a first blocker, and a second blocker.

FIG. 6 is a schematic view of another view of the tab grasping cylinder, the first tab jaw, the second tab jaw, the first stop and the second stop.

Fig. 7 is a schematic structural view of a pull ring opening mechanism.

Fig. 8 is a partial enlarged view of a portion a in fig. 7.

Fig. 9 is a schematic structural diagram of the shell pushing assembly and the overturning assembly.

Fig. 10 is a schematic structural view of the shell pushing assembly and the flip assembly from another perspective.

Detailed Description

As shown in FIG. 1, a housing and tab assembly system for a stainless steel buckle includes a tab feeding assembly 7 and a tab assembly 8. The discharge end of the pull ring feeding device 7 is connected with the pull ring assembling device 8, and the pull ring feeding device 7 is used for feeding pull rings. And the pull ring assembling device 8 is used for grabbing the pull ring and assembling the pull ring on the second through hole of the shell after the pull ring is opened. The tab feeder 7 is a tab feeder for stainless steel hasp assembly.

As shown in fig. 2, the stainless steel hasp includes a housing 101, a positioning pin 102 and a pull ring 103. The upper and lower ends of the housing 101 are provided with bent portions bent toward the same side, and the bent portions are provided with a first through hole 1011 and a second through hole 1012. The positioning pin 102 is inserted in the first through hole 1011. The pull ring 103 is C-shaped, the upper end of the pull ring 103 is provided with a downward bend, the lower end of the pull ring 103 is provided with an upward bend, and the upper end and the lower end of the pull ring 103 are respectively arranged in the upper second through hole 1012 and the lower second through hole 1012.

As shown in fig. 3 and 4, the tab supply device 7 includes a supply belt 71, a supply motor 72, a turnover seat 73, a cover plate 74, a limit slide 75, a bottom plate 76, a material distribution plate 77, and a push-out cylinder 78. The feed belt 71 is driven by a feed motor 72, and the tab squares are conveyed on the feed belt 71. The discharge end of the feeding belt 71 is connected with the turnover seat 73, the turnover seat 73 is arc-shaped, the inlet of the turnover seat 73 is in the horizontal direction, the outlet at the lower part is in the vertical direction, and the turnover seat 73 is used for turning over the square pull ring to be vertical. The lower part of the outlet of the turnover seat 73 is connected with a limiting slide seat 75, a vertical pull ring limiting groove 750 is arranged on the limiting slide seat 75, and the shape of the pull ring limiting groove 750 is matched with that of a pull ring. The lower part of the limiting slide 75 is slidably mounted on the bottom plate 76. A horizontal material distributing plate 77 is arranged at the upper part of one side of the limiting sliding seat 75, and the material distributing plate 77 is used for blocking subsequent pull rings. The rear side of the limiting sliding seat 75 is connected with a push-out air cylinder 78, and the push-out air cylinder 78 is used for pushing the limiting sliding seat 75 to move in the horizontal direction. The limiting slide seat 75 comprises a slide seat main body 751 and a vertical plate 752, the vertical plate 752 is vertically and fixedly installed on the slide seat main body 751, and a gap between the slide seat main body 751 and the vertical plate 752 is a pull ring limiting groove 750. The upper parts of the sliding seat main body 751 and the vertical plate 752 are respectively provided with a corresponding projection 753, and a pull ring grabbing groove is formed between the projection 753 and the material distributing plate 77. One end of bottom plate 76 is equipped with baffle 761, is equipped with vertical spacing 762 on the baffle 761, and spacing 762 corresponds with pull ring spacing groove 750.

When the pull ring feeding device 7 acts, the square of the pull ring is on the feeding belt 71, the feeding motor 72 drives the feeding belt 71 to move, the pull ring of the square is turned to be vertical under the action of the turning seat 73 and falls into the pull ring limit groove 750 of the limit slide seat 75, the upper end of the pull ring is located in the pull ring grabbing groove, and the pull ring assembling device 8 is convenient to grab the pull ring. Then, the pushing-out cylinder 78 drives the limiting slide carriage 75 to move towards the baffle 761 along the bottom plate 76, the pull ring limiting groove 750 is just connected with the limiting strip 762, the limiting strip 762 pushes against the upper end and the lower end of the pull ring to further limit the pull ring, so that the pull ring can be conveniently grabbed, and meanwhile, the material distributing plate 77 blocks the next pull ring in the turnover seat 73.

The pull ring feeding device 7 solves the problem that the pull ring is C-shaped due to cylindrical strip bending, so that the pull ring is long in the length direction, narrow in width, difficult to position and difficult to grab. The pull ring feeding device 7 has the advantages that the pull ring is conveyed and horizontally placed on the feeding belt 71, the horizontal pull ring is turned to be vertical through the turning seat 73, the turned pull ring directly drops into the pull ring limiting groove 750 of the limiting sliding seat 75, the pull ring is kept vertical through the pull ring limiting groove 750, then the air cylinder 78 is pushed out to drive the limiting sliding seat 75 to move towards the baffle 761 along the bottom plate 76, the pull ring limiting groove 750 is just connected with the limiting strip 762, the limiting strip 762 is pushed against the upper end and the lower end of the pull ring, the pull ring is further limited, the upper portion of the pull ring is located in the pull ring grabbing groove, and grabbing of the pull ring is facilitated.

As shown in FIG. 1, the tab assembly apparatus 8 includes a tab grasping mechanism 81, a tab opening mechanism 82, and a shell-over assembly mechanism. One side of the pull ring grabbing mechanism 81 is connected with the pull ring opening mechanism 82, the shell overturning and assembling mechanism is connected between the pull ring grabbing mechanism 81 and the pull ring opening mechanism 82, and the moving direction of the pull ring grabbing mechanism 81 and the pushing direction of the shell overturning and assembling mechanism are on the same straight line. The tab grasping mechanism 81 is for grasping the upper portion of the tab and moving it into the tab opening mechanism 82; the pull ring opening mechanism 82 is used for fixing the lower part of the pull ring and pressing the pull ring upwards to open the upper part of the pull ring upwards; the housing inversion assembly mechanism is used to push the housing between the tab grasping mechanism 81 and the tab opening mechanism 82 and invert the housing so that both the upper and lower portions of the tab are attached to the housing.

As shown in fig. 3, 5 and 6, the tab grasping mechanism 81 includes a frame and a traversing assembly 811 mounted on the frame, a erecting assembly 812, a tab grasping cylinder 813, a first tab jaw 814, a second tab jaw 815, a first blocker 816 and a second blocker 817. The horizontal moving component 811 is horizontally and fixedly arranged on the bracket, the output end of the horizontal moving component 811 is provided with a vertical moving component 812, the output end of the vertical moving component 812 is provided with a pull ring grabbing cylinder 813, and the pull ring grabbing cylinder 813 is horizontally arranged. The two output ends of the pull ring grabbing cylinder 813 are respectively provided with a first pull ring clamping jaw 814 and a second pull ring clamping jaw 815, and the pull ring grabbing cylinder 813 controls the first pull ring clamping jaw 814 and the second pull ring clamping jaw 815 to be close to each other, so that the grabbing of the pull ring is realized. The first tab clamping jaw 814 is L-shaped, and a first clamping limiting groove 8141 is formed in one side of the first tab clamping jaw 814. Second tab grip 815 is L-shaped, and second tab grip 815 is provided with a V-shaped grip slot 8151. The side of second tab holding jaw 815 is provided with second gripping limiting groove 8152. Corresponding U-shaped hollows are provided on the first pull ring jaw 814 and the second pull ring jaw 815. A first blocking piece 816 and a second blocking piece 817 are fixedly installed at the front side and the rear side of the tab grasping cylinder 813, respectively. One end of the first blocking piece 816 corresponds to the first clamping limiting groove 8141 and the second clamping limiting groove 8152, and the first blocking piece 816 is used for blocking one side of the tab. The second blocking block 817 is L-shaped, and the second blocking block 817 blocks the other side of the tab.

When the pull ring grabbing mechanism 81 acts, the transverse moving assembly 811 and the vertical moving assembly 812 are matched with each other, the pull ring grabbing cylinder 813 is aligned to the upper portion of the pull ring, then the pull ring grabbing cylinder 813 drives the first pull ring clamping jaw 814 and the second pull ring clamping jaw 815 to be close to each other, the pull ring is positioned through the V-shaped clamping groove 8151, meanwhile, under the action of the first blocking block 816, the second pull ring clamping jaw 815 is effectively prevented from excessively squeezing the pull ring, the front side and the rear side of the pull ring are limited between the first blocking block 816 and the second blocking block 817 by the first blocking block 816 and the second blocking block 817, and the pull ring grabbing mechanism 81 moves the pull ring to the upper portion of the pull ring opening mechanism 82.

As shown in fig. 7 and 8, the tab opening mechanism 82 includes a base 821, a moving seat 822, an opening cylinder 823, a cylinder joint 8231, a connecting plate 8232, a guide rod 8233, a rotating rod 824, a lifting block 825, a tab lower clamping block 826, a tab lower clamping seat 827, and a moving seat pushing cylinder 828. Base 821 fixed mounting is in the frame, and slidable mounting removes seat 822 on base 821, the vertical fixed mounting in top of removing seat 822 opens cylinder 823, opens cylinder joint 8231 is connected to the output of cylinder 823, the fixed horizontally connecting plate 8232 that sets up on cylinder joint 8231, the vertical guide bar 8233 of tip fixed mounting of connecting plate 8232, the upper portion of removing seat 822 is worn to establish by guide bar 8233's upper portion. The lower end of the cylinder joint 8231 is connected with the left end of the rotating rod 824, the middle part of the rotating rod 824 is rotatably installed on the right side of the moving seat 822, the right end of the rotating rod 824 is connected with the lifting block 825, and the lifting block 825 is arranged on the right side of the moving seat 822 in a vertically sliding manner. The right end of the lifting block 825 is provided with a clamping head 8251, the right end face of the clamping head 8251 is a vertical plane, the left side of the clamping head 8251 is an arc-shaped groove, the arc-shaped groove is matched with the shape of the lower side of the pull ring, and when the pull ring is clamped, the upper end of the pull ring is positioned in the arc-shaped groove. The lower part of the right side of the movable seat 822 is provided with a pull ring lower clamping block 826 which is transversely and fixedly arranged, and the right end of the pull ring lower clamping block 826 is provided with a V-shaped groove 8261. The pull ring lower clamping block 826 is engaged with the pull ring lower clamping seat 827, and the pull ring lower clamping seat 827 is vertically and fixedly mounted on the frame. The upper part of the lower clamp seat 827 of the tab is provided with a clamp beam 8271. When clamped, the lower portion of the tab is clamped between the clamping beam 8271 and the right end of the tab lower clamping block 826. The traveling block 822 is driven by a traveling block pushing cylinder 828.

When the tab opening mechanism 82 is actuated, the moving seat pushing cylinder 828 drives the moving seat 822 to move rightward along the base 821, and the tab lower clamping block 826 moves rightward towards the tab lower clamping seat 827, so that the lower end of the tab is fixed between the V-shaped groove 8261 and the clamping beam 8271. The upper end of pull ring is snatched mechanism 81 fixedly through the pull ring, then opens cylinder 823 and drive cylinder joint 8231 and move down, cylinder joint 8231 drives connecting plate 8232 and moves down, under the direction of guide bar 8233, guarantee the steady downstream of cylinder joint 8231, and press the left end of rotary rod 824 at, thereby rotary rod 824 anticlockwise rotation, the right-hand member of rotary rod 824 drives elevator block 825 and upwards promotes, the tight head 8251 pressure of clamp of elevator block 825 is at the downside of pull ring upper end, and upwards opens the pull ring upper end.

As shown in fig. 9 and 10, the housing turnover assembly mechanism includes a housing pushing assembly 83 and a turnover assembly 84. An overturning assembly 84 is arranged above the shell pushing assembly 83, and the shell pushing assembly 83 is used for pushing the overturning assembly 84 transversely and vertically. The flip assembly 84 is used to flip the housing over to assemble the tab to the housing. The shell pushing assembly 83 includes a shell pushing cylinder 831, a base 832, a shell pushing sliding table 833, a shell jacking cylinder 834, a jacking plate 835 and a jacking guide rod 836. The shell pushing cylinder 831 is horizontally and fixedly installed on the frame. The output end of the shell pushing cylinder 831 is connected with the shell pushing sliding table 833, the bottom of the shell pushing sliding table 833 is slidably mounted on the base 832, the shell pushing sliding table 833 is vertically fixed with the shell jacking cylinder 834, the output end of the shell pushing sliding table 833 is fixedly mounted with the jacking plate 835, the jacking plate 835 is connected with four jacking guide rods 836 through shaft sleeves, and the lower end of the jacking guide rods 836 is fixedly mounted on the shell pushing sliding table 833. Two hinge ears 8351 are provided on the jacking plate 835. The turnover assembly 84 includes a turnover assembly cylinder 841, a push block 842, a push block limiting plate 8421, a housing turnover plate 843, and a limiting block 844. The overturning assembly cylinder 841 is horizontally arranged on the upper end surface of the jacking plate 835, the output end of the overturning assembly cylinder 841 is connected with a pushing block 842, the pushing block 842 is positioned between two pushing block limiting plates 8421, and the two pushing block limiting plates 8421 are respectively and fixedly arranged on two sides of the upper end surface of the jacking plate 835. The upper part of the pushing block 842 is provided with an inclined plane for limiting. The middle part of the shell turning plate 843 is hinged to the two hinge lugs 8351, the lower part of the shell turning plate 843 is provided with a connecting groove 8431, a limiting block 844 is arranged in the connecting groove 8431, and the limiting block 844 is fixedly installed at the end part of the pushing block 842. A fourth positioning groove 8432 for positioning the shell is arranged on the shell turning plate 843. The upper portion of the shell turning plate 843 is provided with an upper limiting strip extending towards the discharge end, the back of the upper limiting strip is provided with a first pull ring mounting groove 8433 used for mounting the upper portion of a pull ring, the middle of the shell turning plate 843 is provided with a support plate 8434 used for supporting the shell during assembly, the lower portion of the shell turning plate 843 is provided with a lower limiting strip extending towards the discharge end, and the back of the lower limiting strip is provided with a second pull ring mounting groove 8435 used for mounting the lower portion of the pull ring.

When the shell overturning and assembling mechanism acts, the shell is positioned through the fourth positioning groove 8432 on the shell overturning plate 843, the shell pushing cylinder 831 drives the shell pushing sliding table 833 to move leftwards along the base 832, the lifting plate 835 approaches the pull ring opening mechanism 82, then the shell lifting cylinder 834 adjusts the height of the lifting plate 835, so that the lower part of the shell is higher than the lower end of the pull ring, then the shell pushing cylinder 831 continues to push the lifting plate 835 to move leftwards, the second through hole on the lower part of the shell is aligned with the lower end of the pull ring, then the shell lifting cylinder 834 moves downwards, the lower end of the pull ring is inserted into the second through hole on the lower part of the shell, then the overturning and assembling cylinder 841 pushes the push block 842 to move, under the action of the limiting block 844, the shell overturning plate 843 overturns the upper end of the shell towards the upper end of the pull ring, because the pull ring is opened at this moment, the upper end of the pull ring is higher than the shell, only need the angle of adjustment casing upset, make the upper end of second through-hole alignment pull ring, then pull ring expanding mechanism 82 resets, the pull ring recovers, the upper end of pull ring injects in the second through-hole on casing upper portion, loosen the upper end and the lower extreme of pull ring, upset equipment cylinder 841 resets, the casing truns into vertically, casing propelling movement cylinder 831 resets, align casing returning plate 843 with moving material passageway 30, then push discharging device 9 through the product that stepping moving material device 3 will assemble the completion.

The problem of the equipment of the pull ring of how to adjust the gesture of casing, being convenient for is solved for the pull ring to the C type for the casing that is difficult to the direct mount to vertical placing by casing upset equipment mechanism on, the pull ring of will considering. The advantage of casing upset equipment mechanism is through the fourth constant head tank 8432 location casing on the returning face plate 843, articulates returning face plate 843 on articulated ear 8351, promotes ejector pad 842 through upset equipment cylinder 841, realizes returning face plate 843's upset to the gesture of adjustment casing, the equipment of the pull ring of being convenient for. And meanwhile, a first pull ring mounting groove 8433 and a second pull ring mounting groove 8435 are formed in the rear part of the turning plate 843, so that the pull rings can be aligned to second through holes in the shell conveniently, and the shell pushing cylinder 831 and the shell jacking cylinder 834 are matched with each other, so that the position of the shell can be accurately controlled, and the through holes can be aligned to the pull rings conveniently.

Claims

1. A pull ring feeding device for assembling a stainless steel hasp is characterized by comprising a feeding belt (71), a feeding motor (72), a turnover seat (73), a cover plate (74), a limiting sliding seat (75), a bottom plate (76), a material distributing plate (77) and a pushing cylinder (78); the feeding belt (71) is driven by a feeding motor (72), and the square of the pull ring is conveyed on the feeding belt (71); the discharge end of the feeding belt (71) is connected with a turnover seat (73), the inlet of the turnover seat (73) is in the horizontal direction, the outlet at the lower part is in the vertical direction, and the turnover seat (73) is used for turning over the square pull ring to be vertical; a limiting sliding seat (75) is connected below an outlet of the turnover seat (73), a vertical pull ring limiting groove (750) is formed in the limiting sliding seat (75), and the shape of the pull ring limiting groove (750) is matched with that of a pull ring; the lower part of the limiting sliding seat (75) is arranged on the bottom plate (76) in a sliding way; a horizontal material distributing plate (77) is arranged at the upper part of one side of the limiting sliding seat (75), and the material distributing plate (77) is used for blocking subsequent pull rings; the rear side of the limiting sliding seat (75) is connected with a pushing cylinder (78), and the pushing cylinder (78) is used for pushing the limiting sliding seat (75) to move in the horizontal direction; one end of bottom plate (76) is equipped with baffle (761), is equipped with vertical spacing strip (762) on baffle (761), and spacing strip (762) correspond with pull ring spacing groove (750).

2. The tab feeder for stainless steel hasp assembly of claim 1 wherein said flip seat (73) is arc shaped.

3. The pull ring feeding device for stainless steel hasp assembly according to claim 1, wherein the limiting slide (75) comprises a slide main body (751) and a vertical plate (752), the vertical plate (752) is vertically and fixedly installed on the slide main body (751), and a gap between the slide main body (751) and the vertical plate (752) is a pull ring limiting groove (750); the upper parts of the sliding seat main body (751) and the vertical plate (752) are respectively provided with a corresponding lug (753), and a pull ring grabbing groove is formed between the lug (753) and the material distributing plate (77).

4. A pull ring feeding method is characterized in that a pull ring is square on a feeding belt (71), a feeding motor (72) drives the feeding belt (71) to move, the square pull ring is turned to be vertical under the action of a turning seat (73) and falls into a pull ring limiting groove (750) of a limiting sliding seat (75), and the upper end of the pull ring is positioned in a pull ring grabbing groove, so that a pull ring assembling device (8) can grab the pull ring conveniently; then, release cylinder (78) drive spacing slide (75) and remove to baffle (761) along bottom plate (76), pull ring spacing groove (750) link up with spacing (762) just, and spacing (762) top is at the upper and lower extreme of pull ring, and further spacing to the pull ring, the snatching of the pull ring of being convenient for, divides flitch (77) to keep off the latter pull ring in upset seat (73) simultaneously.

5. A housing and tab assembly system for a stainless steel buckle, the system comprising the tab feeding apparatus (7) and the tab assembly apparatus (8) of claim 1; the discharge end of the pull ring feeding device (7) is connected with the pull ring assembling device (8); the pull ring feeding device (7) is used for feeding pull rings; the pull ring assembling device (8) is used for grabbing the pull ring and assembling the pull ring on the second through hole of the shell after the pull ring is opened; the pull ring assembling device (8) comprises a pull ring grabbing mechanism (81), a pull ring opening mechanism (82) and a shell overturning and assembling mechanism; one side of the pull ring grabbing mechanism (81) is connected with the pull ring opening mechanism (82), the shell overturning and assembling mechanism is connected between the pull ring grabbing mechanism (81) and the pull ring opening mechanism (82), and the moving direction of the pull ring grabbing mechanism (81) and the pushing direction of the shell overturning and assembling mechanism are on the same straight line; the pull ring grabbing mechanism (81) is used for grabbing the upper part of the pull ring and moving the pull ring into the pull ring opening mechanism (82); the pull ring opening mechanism (82) is used for fixing the lower part of the pull ring and pressing the pull ring upwards to open the upper part of the pull ring upwards; the case inversion assembly mechanism is used to push the case between the tab grasping mechanism (81) and the tab opening mechanism (82) and invert the case so that both the upper and lower portions of the tab are mounted to the case.

6. The housing and tab assembly system of a stainless steel hasp of claim 5 wherein the tab grasping mechanism (81) comprises a bracket and a traversing assembly (811), a erecting assembly (812), a tab grasping cylinder (813), a first tab jaw (814), a second tab jaw (815), a first blocker (816) and a second blocker (817) mounted on the bracket; the transverse moving assembly (811) is horizontally and fixedly arranged on the bracket, the output end of the transverse moving assembly (811) is provided with a vertical moving assembly (812), the output end of the vertical moving assembly (812) is provided with a pull ring grabbing cylinder (813), and the pull ring grabbing cylinder (813) is horizontally arranged; a first pull ring clamping jaw (814) and a second pull ring clamping jaw (815) are respectively installed at two output ends of a pull ring grabbing cylinder (813), and the first pull ring clamping jaw (814) and the second pull ring clamping jaw (815) are controlled to be close to each other by the pull ring grabbing cylinder (813) to realize pull ring grabbing; the first pull ring clamping jaw (814) is L-shaped, and one side of the first pull ring clamping jaw (814) is provided with a first clamping limiting groove (8141); the second pull ring clamping jaw (815) is L-shaped, and a V-shaped clamping groove (8151) is formed in the second pull ring clamping jaw (815); a second clamping limiting groove (8152) is formed in the side face of the second pull ring clamping jaw (815); corresponding U-shaped hollows are arranged on the first pull ring clamping jaw (814) and the second pull ring clamping jaw (815); a first blocking block (816) and a second blocking block (817) are fixedly arranged on the front side and the rear side of the pull ring grabbing cylinder (813) respectively; one end of the first blocking block (816) corresponds to the first clamping limiting groove (8141) and the second clamping limiting groove (8152), and the first blocking block (816) is used for blocking one side of the pull ring; the second blocking block (817) is L-shaped, and the second blocking block (817) is used for blocking the other side of the pull ring.

7. The housing and tab assembly system of a stainless steel buckle of claim 5 wherein the tab opening mechanism (82) comprises a base (821), a moving seat (822), an opening cylinder (823), a cylinder joint (8231), a connecting plate (8232), a guide bar (8233), a rotating bar (824), a lifting block (825), a tab lower clamping block (826), a tab lower clamping seat (827), and a moving seat push cylinder (828); the base (821) is fixedly installed on the rack, the moving seat (822) is installed on the base (821) in a sliding mode, an opening cylinder (823) is vertically and fixedly installed at the top of the moving seat (822), an output end of the opening cylinder (823) is connected with a cylinder connector (8231), a horizontal connecting plate (8232) is fixedly arranged on the cylinder connector (8231), a vertical guide rod (8233) is fixedly installed at the end of the connecting plate (8232), and the upper portion of the guide rod (8233) penetrates through the upper portion of the moving seat (822); the lower end of the air cylinder joint (8231) is connected with the left end of the rotating rod (824), the middle part of the rotating rod (824) is rotatably arranged on the right side of the moving seat (822), the right end of the rotating rod (824) is connected with the lifting block (825), and the lifting block (825) is arranged on the right side of the moving seat (822) in a vertically sliding mode; a clamping head (8251) is arranged at the right end of the lifting block (825), the right side end face of the clamping head (8251) is a vertical plane, the left side of the clamping head (8251) is an arc-shaped groove, the shape of the arc-shaped groove is matched with that of the lower side of the pull ring, and when the pull ring is clamped, the upper end of the pull ring is positioned in the arc-shaped groove; a pull ring lower clamping block (826) which is transversely and fixedly arranged is arranged at the lower part of the right side of the movable seat (822), and a V-shaped groove (8261) is formed at the right end of the pull ring lower clamping block (826); the pull ring lower clamping block (826) is connected with the pull ring lower clamping seat (827), and the pull ring lower clamping seat (827) is vertically and fixedly installed on the rack; a clamping cross beam (8271) is arranged at the upper part of the lower clamping seat (827) of the pull ring; when clamping, the lower part of the pull ring is clamped between the clamping beam (8271) and the right end of the pull ring lower clamping block (826); the moving seat (822) is driven by a moving seat pushing cylinder (828).

8. The housing and tab assembly system of a stainless steel hasp of claim 5, wherein said housing flip-assembly mechanism comprises a housing push assembly (83) and a flip-assembly (84); a turnover assembly component (84) is arranged above the shell pushing component (83), and the shell pushing component (83) is used for pushing the turnover assembly component (84) horizontally and vertically; the flip assembly (84) is used to flip the shell over to assemble the tab to the shell.

9. The housing and tab assembly system of a stainless steel buckle of claim 8 wherein the housing push assembly (83) comprises a housing push cylinder (831), a base (832), a housing push ramp (833), a housing lift cylinder (834), a lift plate (835) and a lift guide (836); the shell pushing cylinder (831) is horizontally and fixedly arranged on the rack; the output end of a shell pushing cylinder (831) is connected with a shell pushing sliding table (833), the bottom of the shell pushing sliding table (833) is slidably mounted on a base (832), a shell jacking cylinder (834) is vertically fixed on the shell pushing sliding table (833), the output end of the shell pushing sliding table (833) is fixedly mounted with a jacking plate (835), the jacking plate (835) is connected with a jacking guide rod (836) through a shaft sleeve, and the lower end of the jacking guide rod (836) is fixedly mounted on the shell pushing sliding table (833); two hinged lugs (8351) are arranged on the jacking plate (835).

10. The housing and tab assembly system of a stainless steel hasp of claim 9, wherein said flip assembly (84) comprises a flip assembly cylinder (841), a push block (842), a push block limit plate (8421), a housing flip plate (843) and a limit block (844); the overturning assembly cylinder (841) is horizontally arranged on the upper end surface of the jacking plate (835), the output end of the overturning assembly cylinder (841) is connected with the pushing block (842), the pushing block (842) is positioned between the two pushing block limiting plates (8421), and the two pushing block limiting plates (8421) are respectively and fixedly arranged on two sides of the upper end surface of the jacking plate (835); the upper part of the push block (842) is provided with an inclined plane for limiting; the middle part of the shell turning plate (843) is hinged to the two hinge lugs (8351), the lower part of the shell turning plate (843) is provided with a connecting groove (8431), a limiting block (844) is arranged in the connecting groove (8431), and the limiting block (844) is fixedly arranged at the end part of the pushing block (842); a fourth positioning groove (8432) for positioning the shell is arranged on the front side surface of the shell turnover plate (843); the upper portion of casing returning face plate (843) is equipped with the spacing strip in upper portion that extends to the discharge end, the back of the spacing strip in upper portion is equipped with first pull ring mounting groove (8433) that is used for the installation of pull ring upper portion, the middle part of casing returning face plate (843) is equipped with backup pad (8434) that are used for supporting the casing when the equipment, the lower part of casing returning face plate (843) is equipped with the spacing strip in lower part that extends to the discharge end, the back of the spacing strip in lower part is equipped with second pull ring mounting groove (8435) that is used for the installation of pull ring lower part.