CN108543860B - A kind of lock drop stamping technique - Google Patents

A kind of lock drop stamping technique Download PDF

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Publication number
CN108543860B
CN108543860B CN201810463591.4A CN201810463591A CN108543860B CN 108543860 B CN108543860 B CN 108543860B CN 201810463591 A CN201810463591 A CN 201810463591A CN 108543860 B CN108543860 B CN 108543860B
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China
Prior art keywords
groove
module
lock
punch
blank
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CN201810463591.4A
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Chinese (zh)
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CN108543860A (en
Inventor
周焱春
孙瑜晨
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Taizhou Hailing Zhenze Machinery Manufacturing Co., Ltd.
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Taizhou Hailing Zhenze Machinery Manufacturing Co Ltd
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/001Shaping combined with punching, e.g. stamping and perforating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/002Processes combined with methods covered by groups B21D1/00 - B21D31/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/16Heating or cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/18Lubricating, e.g. lubricating tool and workpiece simultaneously
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/003Positioning devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/02Ejecting devices

Abstract

The invention belongs to field of machining and machinebuilding technology, specifically a kind of lock drop stamping technique, the process employs lock hot stamping dies, the lock hot stamping die includes telescopic cylinder, punch module, lower die, clamp module and ejection module, punch module is mounted on telescopic cylinder, and punch module is for carrying out blank to be stamped and formed out lock;Lower die is located at the lower section of punch module, bonnet lock hole is offered among lower die, lower die is for cooperating punch module to carry out being stamped and formed out lock to blank;Clamp module is mounted in lower die, and clamp module is used to clamp blank when blank punching press;Ejection module is mounted in lower die, and ejection module is used to stamping forming lock ejecting lower die.Present invention is mainly used for the heat stamping and shaping of lock, this technique both can not can also be needed replacement formed punch, operated conveniently with three slot lock button of punching press with six slot lock button of punching press, in the different types of lock of punching press.

Description

A kind of lock drop stamping technique
Technical field
The invention belongs to field of machining and machinebuilding technology, specifically a kind of lock drop stamping technique.
Background technique
Lock is a kind of button firmware applied in mechanical equipment, as the structure of attached drawing 3, attached lock shown in Fig. 4 is shown It is found that lock is hexgonal structure, centre is equipped with circular through hole and along circular through hole circumferentially equally distributed six groove intention Or three grooves, existing lock are shaped using casting, need first metal material heating to be allowed to be fused into it is liquid, so Liquid casting of metals is shaped into mold afterwards, blank is obtained, then blank is cut, is polished, is heat-treated etc. and is a series of Following process can just make Product Precision, intensity meet requirement, and such mode needs to carry out multiple working procedure processing, cannot Once-forming, processing is cumbersome, keeps production efficiency lower.
Summary of the invention
In order to make up for the deficiencies of the prior art, the invention proposes a kind of lock drop stamping technique, present invention is mainly used for The heat stamping and shaping of lock, this technique both can be with three slot lock buttons of punching press, can also be different types of in punching press with six slot lock button of punching press When lock, replacement formed punch is not needed, is operated conveniently.
The technical solution adopted by the present invention to solve the technical problems is: a kind of lock drop stamping work of the present invention Skill, the process employs lock hot stamping dies, which includes telescopic cylinder, punch module, lower die, clamping Module and ejection module, the punch module are mounted on telescopic cylinder, and punch module is for being stamped and formed out blank Lock;The lower die is located at the lower section of punch module, bonnet lock hole is offered among lower die, lower die is for cooperating punch module pair Blank carries out being stamped and formed out lock;The clamp module is mounted in lower die, by blank when clamp module is for blank punching press It clamps;The ejection module is mounted in lower die, and ejection module is used to stamping forming lock ejecting lower die;
The lock drop stamping technique includes the following steps:
Step 1: steel are first subjected to blanking and form blank, the blank after blanking is heated to austenitic state;
Step 2: after blank is heated to austenitic state in step 1, blank is put into lower die;
Step 3: after blank is put into lower die in step 2, blank is clamped by clamp module work, and motor is slowly Rotation, motor drive turntable rotation, driven by rotary disc vertical bar rotation, vertical bar make compact heap on one side around threaded post rotate, on one side to Lower movement, compact heap compress blank, and punching module is facilitated to be punched out blank;
Step 4: after clamp module clamps blank in step 3, punch module starting, punch module rushes blank Molded, when need to only make three slot lock buttons, for annulus block under the elastic force effect of spring two, annulus block is located at the centre of formed punch one Position, formed punch one carry out three slot lock button punch formings under the action of telescopic cylinder, to blank;When needing to make six slot lock buttons When, guide rod is pressed downward, support rod is pushed to telescopic cylinder direction, support rod snaps into the sliding slot of guide rod, and nut is twisted Upper fixed support rod and guide rod, the bottom surface of L-type briquetting is concordant with the bottom surface of formed punch one at this time, in the effect of telescopic cylinder Under, L-type briquetting and formed punch one carry out punching press to blank simultaneously, and stamping forming lock is six slot lock buttons at this time;
Step 5: blank punch forming in step 4, blank form lock, and clamp module rotates backward, and clamp module is not It is clamped to lock, while ejecting module work, lock ejected from lower die, motor slowly rotates backward, motor band The rotation of turn disk, the rotation of driven by rotary disc vertical bar, vertical bar rotate backward compact heap around threaded post on one side, move up on one side, Compact heap is not compressed to lock, while vertical bar is rotated with turntable two, and turntable two is rotated with rotation axis, and rotation axis is with inclined The rotation of heart runner, when the rotation of eccentric runner and sliding block collision, sliding block moves to the right, and mandril is pushed up upwards, and mandril is to moving up It is dynamic to eject molding lock, facilitate staff to take out.
It is fixedly installed with fixed disc on the telescopic cylinder, offers T-type groove on fixed disc, in T-type groove Support rod is installed, support rod slides in T-type groove.When needing to make six slot lock buttons, by support rod to telescopic cylinder side To promotion, support rod is snapped into the sliding slot of guide rod, and nut is screwed on fixed support rod and guide rod, when telescopic cylinder moves up and down When, fixed disc is moved up and down with telescopic cylinder, and for fixed disc with support rod, support rod pushes guide rod, and guide rod pushes circle Ring block cooperates formed punch a pair of blank to carry out six slot lock button punch formings;When need to only make three slot lock buttons, support rod is moved to solid The both ends of fixed disk directly carry out punching press with formed punch a pair of blank.
The support rod further includes round ball and spring one, and the both ends of support rod open up one, fluted, described spring In in groove, one end of spring one is fixedly connected with groove;The other end of the circle ball and spring one is fixedly connected;Described The T-type groove of fixed disc offers dome-type groove far from one end of telescopic cylinder.In order to avoid support rod is in fixed disc T-type groove in shake, support rod is pushed to far from telescopic cylinder direction, and ball is stuck in dome-type groove, support rod quilt It is fixed, it is therefore prevented that the shaking of support rod;When needing using support rod, staff's promotion support rod, one forced compression of spring, Ball enters in the groove of support rod, and support rod can slide in T-type groove.
The punch module includes formed punch one, annulus block, L-type briquetting, spring two, guide rod and nut, the formed punch One is mounted on the lower section of telescopic cylinder, and one lower end of formed punch is equipped with circumferential equally distributed three radial salient points, opens up in formed punch one There is toroidal cavity;The annulus block is mounted in the toroidal cavity of formed punch one, and annulus block is upper and lower in toroidal cavity It is mobile;The L-type briquetting is uniformly mounted on annulus block, and L-type briquetting quantity is three, forms 120 degree of angles between L-type briquetting; One end of the spring two is fixedly connected with annulus block, and the other end of spring two is fixedly connected with formed punch one;The guide rod It is mounted on the upper surface of annulus block, the upper end of guide rod offers sliding slot, and the upper end of guide rod is additionally provided with screw thread;The nut installation In the upper end of guide rod.When need to only make three slot lock buttons, for annulus block under the elastic force effect of spring two, annulus block is located at formed punch one Intermediate position, formed punch one under the action of telescopic cylinder, to blank carry out three slot lock button punch formings;When needing to make six slots When lock, guide rod is pressed downward, support rod is pushed to telescopic cylinder direction, support rod snaps into the sliding slot of guide rod, and by spiral shell Cap screws on fixed support rod and guide rod, and the bottom surface of L-type briquetting is concordant with the bottom surface of formed punch one at this time, in the work of telescopic cylinder Under, L-type briquetting and formed punch one carry out punching press to blank simultaneously, and stamping forming lock is six slot lock buttons at this time.
The clamp module includes motor, turntable, compact heap, vertical bar and threaded post, and the motor is solid by bracket Dingan County is in lower die;The turntable is mounted on the motor shaft of motor, and turntable is equipped with groove;The fixed peace of the threaded post In lower die;The compact heap is mounted in threaded post, and the left end of compact heap is equipped with through-hole, and compact heap and threaded post are spiral shells Line connection, compact heap is for compressing blank;The vertical bar passes through the through-hole of compact heap, and the upper end of vertical bar is located at the recessed of turntable In slot.When work, after blank is put into lower die, motor is slowly rotated, and motor drives turntable rotation, and driven by rotary disc vertical bar turns Dynamic, vertical bar rotates compact heap around threaded post on one side, moves down on one side, compact heap compresses blank, facilitates punching module Blank is punched out.
The ejection module includes that turntable two, rotation axis, eccentric runner, sliding block and mandril, the lower die offer Groove one, groove two and groove three, groove two are located at the lower section of groove one, and groove three is located at the right side of groove one, and groove two divides Other and groove one, groove tee joint;The turntable two is located in groove one, and fluted, the lower end of vertical bar is opened up on turntable two In the groove of turntable two;The rotation axis is fixedly connected with turntable two;The eccentric runner is installed on the rotating shaft, Eccentric runner is located in groove two, and the left end of eccentric runner is hemispherical structure;The sliding block is located in groove two, sliding block position In the right side of eccentric runner, the left end of sliding block is equipped with hemispherical structure, and the right end of sliding block is triangular prism diagonally downward;Described Mandril is located in groove three, and mandril and sliding block contact with each other, and the lower end of mandril and the right end of sliding block suit.When work, vertical bar band Turntable two rotate, turntable two rotates with rotation axis, and rotation axis rotate with eccentric runner, when eccentric runner rotates and sliding block When collision, sliding block moves to the right, and mandril is pushed up upwards, and mandril, which moves up, ejects molding lock, facilitates staff It takes out.
Hollow cavity is offered in the rotation axis, hollow cavity is provided with lubricating oil, and rotation axis lower end is equipped with gas Capsule, rotation axis and air bag offer circular hole and are connected to;Through-hole is offered on the air bag, which is truncated cone-shaped hole;Described The inner wall of groove one is additionally provided with hemispherical protuberances, and hemispherical protuberances and air sac pressing squeeze out lubricating oil.Due to eccentric runner, turn Moving axis and sliding block all can generate friction with lower die, in order to reduce friction, when rotation axis rotates, on inner wall of the air bag by groove one The extruding of hemispherical projections squeezes out lubricating oil, carries out adding oil lubrication to eccentric runner, rotation axis and sliding block;Air bag opens up Through-hole be truncated cone-shaped hole, due to the tension force effect of lubricant oil surface, when no hemispherical protuberances squeeze, lubricating oil will not flow Out, to ensure that equipment when not in use, lubricating oil will not flow out.
The beneficial effects of the present invention are:
1. a kind of lock drop stamping technique of the present invention, which both can be with three slot lock button of punching press, can also be with punching press Six slot lock buttons do not need replacement formed punch, operate conveniently, during punching press, add in the different types of lock of punching press If clamp module, be conducive to punching press of the punch module to blank, punching press is more accurate.
2. punch module of the present invention using formed punch one, annulus block, L-type briquetting, guide rod cooperation support rod and stretches Cylinder realizes that three slot lock buttons and six slot lock button punching presses do not need replacement formed punch, operates conveniently, save the time, improve work Efficiency increases the use scope of this equipment.
3. compression module of the present invention, using the cooperation of turntable, compact heap, vertical bar and threaded post, and then realize pair It latches in forming process, blank is compressed, improve the stamping forming precision of punch module.
4. ejection module of the present invention cooperates compression module using eccentric runner, sliding block, mandril, rotation axis, in turn Realization ejects lock after molding, and staff is facilitated to take out lock after molding, while utilizing air bag and hemisphere Shape protrusion squeezes, and the lubricating oil in air bag is squeezed out, is lubricated to components, reduces friction, improves the service life of equipment.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is flow chart of the method for the present invention;
Fig. 2 is main view of the invention;
Fig. 3 is six slot lock button schematic diagrames;
Fig. 4 is three slot lock button schematic diagrames;
Fig. 5 is the enlarged drawing in Fig. 2 of the present invention at A;
Fig. 6 is the enlarged drawing in Fig. 2 of the present invention at B;
Fig. 7 is the structural schematic diagram figure of support rod in the present invention;
Fig. 8 is the bottom view of punch module;
In figure: telescopic cylinder 1, fixed disc 11, support rod 12, ball 13, spring 1, punch module 2, formed punch one 21, annulus block 22, L-type briquetting 23, spring 2 24, guide rod 25, nut 26, lower die 3, clamp module 4, motor 41, turntable 42, pressure Tight block 43, vertical bar 44, threaded post 45, ejection module 5, turntable 2 51, rotation axis 52, eccentric runner 53, sliding block 54, mandril 55, Air bag 56, truncated cone-shaped hole 57, hemispherical protuberances 58.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below Specific embodiment is closed, the present invention is further explained.
As shown in Figures 1 to 8, a kind of lock drop stamping technique of the present invention, the process employs lock drop stampings Mold, which includes telescopic cylinder 1, punch module 2, lower die 3, clamp module 4 and ejects module 5, described Punch module 2 be mounted on telescopic cylinder 1, punch module 2 is for carrying out blank to be stamped and formed out lock;The lower die 3 Positioned at the lower section of punch module 2, bonnet lock hole is offered among lower die 3, lower die 3 is for cooperating punch module 2 to rush blank Swaging is at lock;The clamp module 4 is mounted in lower die 3, and clamp module 4 is used to clamp blank when blank punching press;Institute The ejection module 5 stated is mounted in lower die 3, and ejection module 5 is used to stamping forming lock ejecting lower die 3;
The lock drop stamping technique includes the following steps:
Step 1: steel are first subjected to blanking and form blank, the blank after blanking is heated to austenitic state;
Step 2: after blank is heated to austenitic state in step 1, blank is put into lower die 3;
Step 3: after blank is put into lower die 3 in step 2, blank is clamped by the work of clamp module 4, motor 41 It slowly rotates, motor 41 drives turntable 42 to rotate, and turntable 42 drives vertical bar 44 to rotate, and vertical bar 44 makes 43 one side of compact heap around spiral shell Line column 45 rotates, and moves down on one side, compact heap 43 compresses blank, and punching module is facilitated to be punched out blank;
Step 4: after clamp module 4 clamps blank in step 3, punch module 2 start, punch module 2 to blank into Row punch forming, when need to only make three slot lock buttons, for annulus block 22 under the elastic force effect of spring 2 24, annulus block 22 is located at punching First 21 intermediate position, formed punch 1 carry out three slot lock button punch formings under the action of telescopic cylinder 1, to blank;When need When making six slot lock buttons, guide rod 25 is pressed downward, support rod 12 is pushed to 1 direction of telescopic cylinder, support rod 12, which snaps into, leads In the sliding slot of bar 25, and nut 26 is screwed on into fixed support rod 12 and guide rod 25, at this time the bottom surface of L-type briquetting 23 and formed punch one 21 bottom surface is concordant, and under the action of telescopic cylinder 1, L-type briquetting 23 and formed punch 1 carry out punching press to blank simultaneously, at this time Stamping forming lock is six slot lock buttons;
Step 5: blank punch forming in step 4, blank form lock, and clamp module 4 rotates backward, clamp module 4 It not being clamped to lock, while ejecting the work of module 5, lock is ejected from lower die 3, motor 41 slowly rotates backward, Motor 41 drives turntable 42 to rotate, and turntable 42 drives vertical bar 44 to rotate, and vertical bar 44 keeps 43 one side of compact heap anti-around threaded post 45 It to rotation, moves up on one side, compact heap 43 is not compressed to lock, while vertical bar 44 is rotated with turntable 2 51, turntable two 51 rotate with rotation axis 52, and rotation axis 52 is rotated with eccentric runner 53, when the rotation of eccentric runner 53 and the collision of sliding block 54, Sliding block 54 moves to the right, and mandril 55 is pushed up upwards, and mandril 55, which moves up, ejects molding lock, and staff is facilitated to take Out.
As one embodiment of the present invention, fixed disc 11, fixed circle are fixedly installed on the telescopic cylinder 1 T-type groove is offered on disk 11, support rod 12 is installed in T-type groove, and support rod 12 slides in T-type groove.When needing to make When making six slot lock buttons, support rod 12 is pushed to 1 direction of telescopic cylinder, support rod 12 snaps into the sliding slot of guide rod 25, and by spiral shell Cap 26 screws on fixed support rod 12 and guide rod 25, and when telescopic cylinder 1 moves up and down, fixed disc 11 is on telescopic cylinder 1 Lower movement, for fixed disc 11 with support rod 12, support rod 12 pushes guide rod 25, and guide rod 25 pushes annulus block 22 and cooperates formed punch one 21 pairs of blanks carry out six slot lock button punch formings;When need to only make three slot lock buttons, support rod 12 is moved to fixed disc 11 Both ends directly carry out punching press with one 21 pairs of blanks of formed punch.
As one embodiment of the present invention, the support rod 12 further includes ball 13 and spring 1, support rod 12 both ends open up fluted, described spring 1 and are located in groove, and one end of spring 1 is fixedly connected with groove;It is described Ball 13 be fixedly connected with the other end of spring 1;The T-type groove of the fixed disc 11 is far from the one of telescopic cylinder 1 End offers dome-type groove.In order to avoid support rod 12 shakes in the T-type groove of fixed disc 11,12 Xiang Yuyuan of support rod It is pushed from 1 direction of telescopic cylinder, ball 13 is stuck in dome-type groove, and support rod 12 is fixed, it is therefore prevented that the rolling of support rod 12 It is dynamic;When needing using support rod 12, staff pushes support rod 12, one 14 forced compression of spring, and ball 13 enters branch In the groove of strut 12, support rod 12 can slide in T-type groove.
As one embodiment of the present invention, the punch module 2 includes formed punch 1, annulus block 22, L-type briquetting 23, spring 2 24, guide rod 25 and nut 26, the formed punch 1 are mounted on the lower section of telescopic cylinder 1, and one 21 lower end of formed punch is set There are circumferential equally distributed three radial salient points, offers toroidal cavity in formed punch 1;The annulus block 22 is mounted on In the toroidal cavity of formed punch 1, annulus block 22 moves up and down in toroidal cavity;The L-type briquetting 23 is uniformly installed On annulus block 22,23 quantity of L-type briquetting is three, forms 120 degree of angles between L-type briquetting 23;One end of the spring 2 24 It is fixedly connected with annulus block 22, the other end of spring 2 24 is fixedly connected with formed punch 1;The guide rod 25 is mounted on annulus The upper surface of block 22, the upper end of guide rod 25 offer sliding slot, and the upper end of guide rod 25 is additionally provided with screw thread;The nut 26 is mounted on The upper end of guide rod 25.When need to only make three slot lock buttons, under the elastic force effect of spring 2 24, annulus block 22 is located at annulus block 22 The intermediate position of formed punch 1, formed punch 1 carry out three slot lock button punch formings under the action of telescopic cylinder 1, to blank;When When needing to make six slot lock buttons, guide rod 25 is pressed downward, support rod 12 is pushed to 1 direction of telescopic cylinder, support rod 12 snaps into In the sliding slot of guide rod 25, and nut 26 is screwed on into fixed support rod 12 and guide rod 25, at this time the bottom surface and formed punch of L-type briquetting 23 One 21 bottom surface is concordant, and under the action of telescopic cylinder 1, L-type briquetting 23 and formed punch 1 carry out punching press to blank simultaneously, this When it is stamping forming lock be six slot lock buttons.
As one embodiment of the present invention, the clamp module 4 includes motor 41, turntable 42, compact heap 43, erects Bar 44 and threaded post 45, the motor 41, which is fixed by the bracket, to be mounted in lower die 3;The turntable 42 is mounted on motor 41 41 axis of motor on, turntable 42 be equipped with groove;The threaded post 45 is fixedly mounted in lower die 3;The compact heap 43 is pacified In threaded post 45, the left end of compact heap 43 is equipped with through-hole, and compact heap 43 and threaded post 45 are to be threadedly coupled, and compact heap 43 is used It is compressed in by blank;The vertical bar 44 passes through the through-hole of compact heap 43, and the upper end of vertical bar 44 is located in the groove of turntable 42.Work When making, after blank is put into lower die 3, motor 41 is slowly rotated, and motor 41 drives turntable 42 to rotate, and turntable 42 drives vertical bar 44 rotations, vertical bar 44 rotate 43 one side of compact heap around threaded post 45, move down on one side, and compact heap 43 compresses blank, Punching module is facilitated to be punched out blank.
As one embodiment of the present invention, the ejection module 5 includes turntable 2 51, rotation axis 52, eccentric turn Wheel 53, sliding block 54 and mandril 55, the lower die 3 open up fluted one, groove two and groove three, and groove two is located at groove one Lower section, groove three are located at the right side of groove one, groove two respectively with groove one, groove tee joint;The turntable 2 51 is located at In groove one, open up fluted on turntable 2 51, the lower end of vertical bar 44 is located in the groove of turntable 2 51;The rotation axis 52 It is fixedly connected with turntable 2 51;The eccentric runner 53 is mounted in rotation axis 52, and eccentric runner 53 is located in groove two, partially The left end of heart runner 53 is hemispherical structure;The sliding block 54 is located in groove two, and sliding block 54 is located at the right side of eccentric runner 53 Side, the left end of sliding block 54 are equipped with hemispherical structure, and the right end of sliding block 54 is triangular prism diagonally downward;The mandril 55 is located at In groove three, mandril 55 and sliding block 54 contact with each other, and the lower end of mandril 55 and the right end of sliding block 54 suit.When work, vertical bar 44 It is rotated with turntable 2 51, turntable 2 51 is rotated with rotation axis 52, and rotation axis 52 is rotated with eccentric runner 53, when bias turns When 53 rotation of wheel and sliding block 54 collide, sliding block 54 moves to the right, mandril 55 is pushed up upwards, mandril 55 moves up will be molding Lock ejection, facilitates staff to take out.
As one embodiment of the present invention, hollow cavity is offered in the rotation axis 52, hollow cavity is built-in There is lubricating oil, 52 lower end of rotation axis is equipped with air bag 56, and rotation axis 52 offers circular hole with air bag 56 and is connected to;The air bag 56 On offer through-hole, the through-hole be truncated cone-shaped hole 57;The inner wall of the groove one is additionally provided with hemispherical protuberances 58, hemispherical convex Rise 58 and air bag 56 extruding lubricating oil is squeezed out.It rubs since eccentric runner 53, rotation axis 52 and sliding block 54 can all be generated with lower die 3 It wipes, in order to reduce friction, when rotation axis 52 rotates, air bag 56 will be lubricated by the extruding of the inner wall upper half hemisphere jut of groove one Oil squeezes out, and carries out adding oil lubrication to eccentric runner 53, rotation axis 52 and sliding block 54;The through-hole that air bag 56 opens up is truncated cone-shaped Hole 57, due to the tension force effect of lubricant oil surface, when no hemispherical protuberances 58 squeeze, lubricating oil be will not flow out, to protect Equipment is demonstrate,proved when not in use, lubricating oil will not flow out.
In use, the blank for being heated into austenitic state is put into lower die 3, the work of clamp module 4 carries out blank It clamps, motor 41 slowly rotates, and motor 41 drives turntable 42 to rotate, and turntable 42 drives vertical bar 44 to rotate, and vertical bar 44 makes compact heap 43 one side are rotated around threaded post 45, are moved down on one side, and compact heap 43 compresses blank, and punching module is facilitated to carry out blank Punching;After blank is clamped, punch module 2 starts, and punch module 2 carries out punch forming to blank, when need to only make three slot locks When button, annulus block 22 is under the elastic force effect of spring 2 24, and annulus block 22 is located at the intermediate position of formed punch 1, and formed punch 1 exists Under the action of telescopic cylinder 1, three slot lock button punch formings are carried out to blank;When needing to make six slot lock buttons, by guide rod 25 to It pushes, support rod 12 is pushed to 1 direction of telescopic cylinder, support rod 12 snaps into the sliding slot of guide rod 25, and nut 26 is screwed on Fixed support rod 12 and guide rod 25, the bottom surface of L-type briquetting 23 is concordant with the bottom surface of formed punch 1 at this time, in telescopic cylinder 1 Under the action of, L-type briquetting 23 and formed punch 1 carry out punching press to blank simultaneously, and stamping forming lock is six slot lock buttons at this time; Blank punch forming, blank form lock, and clamp module 4 rotates backward, and clamp module 4 is not clamped to lock, simultaneously It ejects module 5 to work, lock is ejected from lower die 3, motor 41 slowly rotates backward, and motor 41 drives turntable 42 to rotate, and turns Disk 42 drives vertical bar 44 to rotate, and vertical bar 44 rotates backward 43 one side of compact heap around threaded post 45, moves up on one side, compresses Block 43 is not compressed to lock, while vertical bar 44 is rotated with turntable 2 51, and turntable 2 51 is rotated with rotation axis 52, rotation axis 52 rotate with eccentric runner 53, and when the rotation of eccentric runner 53 and the collision of sliding block 54, sliding block 54 moves to the right, by mandril 55 Top upwards, mandril 55, which moves up, ejects molding lock, and staff is facilitated to take out.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle It is fixed.

Claims (4)

1. a kind of lock drop stamping technique, it is characterised in that: the process employs lock hot stamping die, the lock drop stamping moulds Tool includes telescopic cylinder (1), punch module (2), lower die (3), clamp module (4) and ejection module (5), the punch module (2) it is mounted on telescopic cylinder (1), punch module (2) is for carrying out blank to be stamped and formed out lock;Described lower die (3) position In the lower section of punch module (2), bonnet lock hole is offered among lower die (3), lower die (3) is for cooperating punch module (2) to blank It carries out being stamped and formed out lock;The clamp module (4) is mounted on lower die (3), will when clamp module (4) is for blank punching press Blank clamps;The ejection module (5) is mounted in lower die (3), and ejection module (5) is used to eject stamping forming lock Lower die (3);
The lock drop stamping technique includes the following steps:
Step 1: steel are first subjected to blanking and form blank, the blank after blanking is heated to austenitic state;
Step 2: after blank is heated to austenitic state in step 1, blank is put into lower die (3);
Step 3: after blank is put into lower die (3) in step 2, blank is clamped by clamp module (4) work;
Step 4: after clamp module (4) clamps blank in step 3, punch module (2) starting, punch module (2) is to blank Carry out punch forming;
Step 5: blank punch forming in step 4, blank form lock, and clamp module (4) rotates backward, clamp module (4) No longer lock is clamped, while ejecting module (5) work, the ejection from lower die (3) by lock;
It is fixedly installed with fixed disc (11) on the telescopic cylinder (1), fixed disc offers T-type groove, T-type on (11) It is equipped in groove support rod (12), support rod (12) slides in T-type groove;
The support rod (12) further includes ball (13) and spring one (14), and the both ends of support rod (12) open up fluted, institute The spring one (14) stated is located in groove, and one end of spring one (14) is fixedly connected with groove;The ball (13) and spring The other end of one (14) is fixedly connected;The T-type groove of the fixed disc (11) is offered far from one end of telescopic cylinder (1) Dome-type groove;
The punch module (2) includes formed punch one (21), annulus block (22), L-type briquetting (23), spring two (24), guide rod (25) and nut (26), the formed punch one (21) are mounted on the lower section of telescopic cylinder (1), and formed punch one (21) lower end is equipped with circumferential Equally distributed three radial salient points, formed punch one (21) is interior to offer toroidal cavity;The annulus block (22) is mounted on punching In the toroidal cavity of first (21), annulus block (22) moves up and down in toroidal cavity;The L-type briquetting (23) is uniform It is mounted on annulus block (22), L-type briquetting (23) quantity is three, forms 120 degree of angles between L-type briquetting (23);The spring One end of two (24) is fixedly connected with annulus block (22), and the other end of spring two (24) is fixedly connected with formed punch one (21);It is described Guide rod (25) be mounted on the upper surfaces of annulus block (22), the upper end of guide rod (25) offers sliding slot, and the upper end of guide rod (25) is also Equipped with screw thread;The nut (26) is mounted on the upper end of guide rod (25).
2. a kind of lock drop stamping technique according to claim 1, it is characterised in that: the clamp module (4) includes Motor (41), turntable (42), compact heap (43), vertical bar (44) and threaded post (45), the motor (41) are fixed by the bracket It is mounted on lower die (3);The turntable (42) is mounted on the motor shaft of motor (41), and turntable (42) is equipped with groove;It is described Threaded post (45) be fixedly mounted on lower die (3);The compact heap (43) is mounted on threaded post (45), compact heap (43) Left end be equipped with through-hole, compact heap (43) and threaded post (45) are to be threadedly coupled, and compact heap (43) is used to compress blank;It is described Vertical bar (44) pass through compact heap (43) through-hole, the upper end of vertical bar (44) is located in the groove of turntable (42).
3. a kind of lock drop stamping technique according to claim 1, it is characterised in that: the ejection module (5) includes Turntable two (51), rotation axis (52), eccentric runner (53), sliding block (54) and mandril (55), the lower die (3) open up fluted One, groove two and groove three, groove two are located at the lower section of groove one, and groove three is located at the right side of groove one, groove two respectively and Groove one, groove tee joint;The turntable two (51) is located in groove one, and fluted, vertical bar is opened up on turntable two (51) (44) lower end is located in the groove of turntable two (51);The rotation axis (52) is fixedly connected with turntable two (51);Described Eccentric runner (53) is mounted on rotation axis (52), and eccentric runner (53) is located in groove two, and the left end of eccentric runner (53) is Hemispherical structure;The sliding block (54) is located in groove two, and sliding block (54) is located at the right side of eccentric runner (53), sliding block (54) Left end be equipped with hemispherical structure, the right end of sliding block (54) is triangular prism diagonally downward;The mandril (55) is located at groove In three, mandril (55) and sliding block (54) contact with each other, and the lower end of mandril (55) and the right end of sliding block (54) suit.
4. a kind of lock drop stamping technique according to claim 3, it is characterised in that: opened up in the rotation axis (52) There is hollow cavity, hollow cavity is provided with lubricating oil, and rotation axis (52) lower end is equipped with air bag (56), rotation axis (52) and air bag (56) circular hole connection is offered;Through-hole is offered on the air bag (56), which is truncated cone-shaped hole (57);The groove One inner wall is additionally provided with hemispherical protuberances (58), and hemispherical protuberances (58) and air bag (56) extruding squeeze out lubricating oil.
CN201810463591.4A 2018-05-15 2018-05-15 A kind of lock drop stamping technique Active CN108543860B (en)

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CN110773630A (en) * 2019-11-05 2020-02-11 山东钢铁集团日照有限公司 Method for solving uneven conductive heating temperature of irregular blank

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102632142A (en) * 2012-03-29 2012-08-15 宁波市鄞州剑均机械科技有限公司 Hot stamping die for latches
CN203992135U (en) * 2014-06-17 2014-12-10 无锡忻润汽车安全系统有限公司 Snap close ring forming device for automotive lock
CN107225793A (en) * 2017-08-13 2017-10-03 中山市德丰科技服务有限公司 A kind of die device for the convenient use for being easy to position
CN206912038U (en) * 2017-07-10 2018-01-23 齐双莲 A kind of punch press for being conveniently replaceable drift

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102632142A (en) * 2012-03-29 2012-08-15 宁波市鄞州剑均机械科技有限公司 Hot stamping die for latches
CN203992135U (en) * 2014-06-17 2014-12-10 无锡忻润汽车安全系统有限公司 Snap close ring forming device for automotive lock
CN206912038U (en) * 2017-07-10 2018-01-23 齐双莲 A kind of punch press for being conveniently replaceable drift
CN107225793A (en) * 2017-08-13 2017-10-03 中山市德丰科技服务有限公司 A kind of die device for the convenient use for being easy to position

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