CN113894556B

CN113894556B - Stable nut make-up machine of punching press

Info

Publication number: CN113894556B
Application number: CN202111221279.2A
Authority: CN
Inventors: 黄安贵
Original assignee: Dongguan Ansheng Hardware Machinery Co ltd
Current assignee: Dongguan Ansheng Hardware Machinery Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-07-29
Anticipated expiration: 2041-10-20
Also published as: CN113894556A

Abstract

The invention discloses a nut forming machine stable in stamping, which relates to the technical field of nut production and comprises a box body, a large flywheel, a feeding box system, a cutting system, a clamping table system, a stamping system and a back-stamping system, wherein the large flywheel is rotatably arranged on the box body and is connected with a motor through a belt; according to the invention, the feeding box system is arranged, so that the material can be stably conveyed to the cutting system, and the cutting system, the clamping table system, the stamping system and the back stamping system are driven to operate; according to the invention, the cutting system is arranged, so that the material can be cut and transferred; according to the invention, through the matching of the cutting system, the clamping table system and the stamping system, single-sided or double-sided stamping can be carried out on a material, and the stamping times can be increased or reduced according to the product requirements; according to the invention, the rear punching system is arranged, so that the material can be ejected out of the die, and the subsequent processing is facilitated.

Description

Stable nut make-up machine of punching press

Technical Field

The invention relates to the technical field of nut production, in particular to a nut forming machine stable in stamping.

Background

The nut, the part screwed together with the bolt or the screw rod for fastening, an element which is necessary for all production and manufacturing machines, are classified into carbon steel, stainless steel, nonferrous metal and the like according to different materials. The forming of the nut usually needs feeding, cutting and stamping, the process flow is more complicated, and the forming efficiency is not high. The chinese patent publication No. CN108526380A discloses a nut forming machine, which comprises a machine body, a feeding mechanism, a translation mechanism, a forming mechanism, an ejection cylinder, a receiving box and a waste box, wherein the machine body is provided with the feeding mechanism, the bottom of the feeding mechanism is provided with the translation mechanism, the translation mechanism comprises a forging table and a telescopic cylinder group for pulling the forging table to translate back and forth on a workbench of the machine body, the forming mechanism is further installed above a workbench surface of the machine body, the bottom of the workbench of the machine body is provided with the ejection cylinder and the waste box, and the left and right sides of the workbench are provided with the receiving box. However, the apparatus feed is not stable and cannot be used for single or double sided stamping.

Disclosure of Invention

Aiming at the technical problems, the technical scheme adopted by the invention is as follows: a nut forming machine stable in stamping comprises a box body, a large flywheel, a feeding box system, a cutting system, a clamping table system, a stamping system and a back-punching system, wherein the large flywheel is rotatably arranged on the box body and is connected with a motor through a belt; the feeding box system comprises a driving assembly and a feeding assembly, wherein the driving assembly and the feeding assembly are both arranged on the box body; the feeding assembly comprises a feeding box, a ratchet wheel, a feeding shaft seat, a lower feeding gear, an upper feeding gear, a driving gear, a feeding rocker shaft, a lower wire pressing wheel, an upper feeding shaft, a lower feeding shaft, a feeding box cover plate and an upper wire pressing wheel, wherein the feeding box is fixedly arranged on a box body, the feeding rocker shaft and the lower feeding shaft are rotatably arranged on the feeding box, the ratchet wheel and the feeding rocker shaft are fixedly arranged, the feeding rocker shaft and the driving gear are fixedly arranged, the driving gear and the two lower feeding gears are meshed and arranged, the lower feeding gear and the upper feeding gear are meshed and arranged, the upper feeding gear and the upper feeding shaft are fixedly arranged, the upper feeding shaft and the upper wire pressing wheel are fixedly arranged, the feeding shaft seat is sleeved on the upper feeding shaft, the upper feeding shaft and the feeding shaft seat are rotatably arranged, the feeding shaft seat is arranged on the feeding box, the feeding box cover plate is locked on the feeding box, and the lower feeding gear and the lower feeding shaft are fixedly arranged, the lower feeding shaft and the lower wire pressing wheel are fixedly installed.

Further, the driving component comprises a crankshaft, a cam, a feeding eccentric seat, a swinging wheel, a cam rocker, a sliding block, a feeding connecting rod, a feeding rocker, a pawl, a bias sliding block connecting rod, a bias sliding block and a guide plate, wherein the crankshaft is rotatably installed on the box body, the crankshaft and the large flywheel are fixedly installed, the cam is fixedly installed on the crankshaft, the cam is in contact fit with the swinging wheel, the swinging wheel is rotatably installed on the cam rocker, the cam rocker is rotatably installed on the box body, the cam rocker is provided with a chute, the sliding block is slidably installed in the chute of the cam rocker, the first end of the feeding connecting rod is rotatably installed on the sliding block, the second end of the feeding connecting rod is rotatably installed on the feeding rocker, the feeding rocker is rotatably installed on the feeding box, the pawl is rotatably installed on the feeding rocker, the pawl is in contact fit with the ratchet wheel, the feeding eccentric seat is fixedly installed on the cam, and the first end of the bias sliding block connecting rod is rotatably installed on the eccentric position of the feeding eccentric seat, the second end of the eccentric block connecting rod is rotatably arranged on the eccentric block, the eccentric block is slidably arranged on the box body, and a guide plate is fixedly arranged on the eccentric block.

Furthermore, the feeding box system also comprises a brake wheel and a brake wheel pin, wherein one end of the brake wheel pin is provided with arc-shaped teeth, the brake wheel pin is connected with the brake wheel, the brake wheel is arranged outside the feeding box, the brake wheel is used for adjusting the locking force of the brake wheel pin, and the arc-shaped teeth of the brake wheel pin are respectively in contact fit with the feeding rocker shaft and the lower feeding shaft so as to prevent the feeding rocker shaft from rebounding after the feeding rocker shaft rotates.

Furthermore, the cutting system comprises a cutting assembly and a transposition assembly, the cutting assembly is arranged on the box body, and the transposition assembly is arranged on the cutting assembly.

Further, the cutting assembly comprises a cutter barrel shaft, a cutter barrel seat, a cutter barrel, a sliding table, a guide pillar, a material blocking seat, a material blocking screw, an outer cutter, an inner cutter, an outer cutter seat, a feeding track, an outer cutter holder and an inner cutter seat, the sliding table is fixedly arranged on the box body, the guide pillar is slidably arranged on the sliding table, the cutter barrel seat is fixedly arranged on the guide pillar, the cutter barrel shaft is fixedly arranged on the cutter barrel seat, the cutter barrel shaft is in contact fit with the guide plate, the outer cutter seat is fixedly arranged on the cutter barrel, the outer cutter is fixedly arranged on the outer cutter seat, the material blocking seat is fixedly arranged on the box body, the material blocking screw is arranged on the material blocking seat, the material blocking screw and the inner cutter are coaxially arranged, the inner cutter is arranged on the inner cutter seat, the inner cutter and the feeding track is coaxially arranged on the box body, the outer cutter holder is fixedly arranged on the outer cutter seat.

Furthermore, the transposition assembly comprises a first clamping table connecting rod, a connecting seat and a second clamping table connecting rod, the first clamping table connecting rod is fixedly installed on the cutter cylinder shaft, the first end of the connecting seat and the first clamping table connecting rod are rotatably installed, and the second end of the connecting seat and the second clamping table connecting rod are rotatably installed.

Further, the clamping table system comprises a clamping table, a clamping table cover plate, a clamping table rocker, a clamping mandrel, a small helical gear, a large helical gear, a clamping table rocker fixing shaft and a clamp, the clamping table is fixedly installed inside the box body, the clamping table cover plate is fixedly installed on the clamping table, the clamping table rocker, the clamping mandrel, the small helical gear, the large helical gear, the clamping table rocker fixing shaft and the clamp are all provided with a plurality of parts, the clamping table rocker and the clamping table rocker fixing shaft are rotatably installed, the clamping table rocker fixing shaft is fixedly installed on the clamping table, the large helical gear is fixedly installed on the clamping table rocker fixing shaft, the large helical gear and the small helical gear are meshed and installed, the small helical gear and the clamping table shaft are fixedly installed, the clamping mandrel and the clamping table connecting rod are rotatably installed, and the clamp is arranged at the bottom of the clamping mandrel.

The clamping table system comprises a clamping table, a clamping table cover plate, a clamping table rocker, a clamping mandrel, a clamping table rocker fixing shaft, a clamp and a clamping shaft fixing plate, wherein the clamping table is fixedly installed inside the box body, the clamping table cover plate is fixedly installed on the clamping table, the clamping table rocker, the clamping mandrel, the clamping table rocker fixing shaft, the clamp and the clamping shaft fixing plate are all provided with a plurality of clamping table rocker fixing shafts, the clamping table rocker and the clamping table rocker fixing shaft are rotatably installed, the clamping table rocker fixing shaft is fixedly installed on the clamping table, the clamping mandrel and the clamping table connecting rod II are rotatably installed, the clamping shaft and the clamping table rocker are rotatably installed, the bottom of the clamping mandrel and the clamp are fixedly installed, the first end of the clamping shaft fixing plate is fixedly installed on the clamping table connecting rod II, and the second end of the clamping shaft fixing plate is fixedly installed on the clamping table shaft.

Furthermore, the punching system comprises an impact connecting rod, a main sliding block, a punching rod adjusting seat, an inclined pin, an adjusting screw, an upper gasket, a punching rod, a lower gasket and a punching rod top block, the first end of impact connecting rod rotate and install on the bent axle, the second end of impact connecting rod rotates and installs on main slider, main slider is at the inside slidable mounting of box, dash excellent adjusting seat fixed mounting on main slider, dash the excellent setting on dashing excellent kicking block, the tip and the taper pin of dashing excellent kicking block push up tightly, one side of taper pin is provided with the inclined plane, the taper pin is used for adjusting the position of dashing excellent kicking block, the taper pin sets up on dashing excellent adjusting seat, dash excellent kicking block and lower gasket contact cooperation, lower gasket fixed mounting is on dashing excellent adjusting seat, dash excellent kicking block and last gasket contact cooperation, adjusting screw and dashing excellent adjusting seat screw thread mounting, the bottom of adjusting screw pushes up the upper gasket tightly, be used for fixing towards excellent kicking block.

Further, the back-flushing system comprises a back-flushing eccentric seat, a fan-shaped connecting rod, a single-arm rocker, a back-flushing beating seat, a die, a screw fixing block, a back-flushing track, a back-flushing main rod, a reset spring, a back-flushing rod, a die plate, a beating plate of the beating seat and a back-flushing screw, wherein the back-flushing eccentric seat is fixedly arranged on the crankshaft, the back-flushing eccentric seat and the first end of the fan-shaped connecting rod are rotatably arranged, the second end of the fan-shaped connecting rod and the single-arm rocker are rotatably arranged, the single-arm rocker is rotatably arranged on the box body, the single-arm rocker and the back-flushing beating seat are fixedly arranged, the back-flushing beating seat and the beating plate of the beating seat are fixedly arranged, the beating plate of the beating seat is provided with a plurality of back-flushing screws, the screw fixing block is fixedly arranged on the box body, the back-flushing track is fixedly arranged on the screw fixing block, the back-flushing main rod is slidably arranged on the back-flushing track, the back-flushing main rod is provided with the back-flushing rod, the reset spring is sleeved on the back-flushing main rod, the reset spring is arranged between the back punch main rod and the template, the template is fixedly arranged on the box body, and the die is arranged on the template.

Compared with the prior art, the invention has the beneficial effects that: (1) according to the invention, the feeding box system is arranged, so that the material can be stably conveyed to the cutting system, and the cutting system, the clamping table system, the stamping system and the back stamping system are driven to operate; (2) according to the invention, the cutting system is arranged, so that the material can be cut and transferred; (3) according to the invention, through the matching of the cutting system, the clamping table system and the stamping system, single-sided or double-sided stamping can be carried out on a material, and the stamping times can be increased or reduced according to the product requirements; (4) according to the invention, the rear punching system is arranged, so that the material can be ejected out of the die, and the subsequent processing is facilitated.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of the feed box system of the present invention.

Fig. 3 is a partially enlarged view of a portion B in fig. 1.

Fig. 4 is an exploded view of the feed box system components of the present invention.

FIG. 5 is a schematic view of a cutting system according to the present invention.

Fig. 6 is a partially enlarged view of a portion a in fig. 1.

Fig. 7 is a cross-sectional view of the cutting system of the present invention.

Fig. 8 is a schematic view of the inner cutter and the inner cutter holder according to the present invention.

Fig. 9 is a schematic view of an external cutting knife according to the present invention.

FIG. 10 is a schematic view of the mating relationship of the cutter cylinder shaft and guide plate of the present invention.

FIG. 11 is a schematic view of a stage system according to the present invention.

Fig. 12 is a partially enlarged view of a portion C in fig. 5.

FIG. 13 is a schematic diagram of a stamping system according to the present invention.

Fig. 14 is a partial sectional view of the press system of the present invention.

Fig. 15 is a schematic diagram of a backlash system in accordance with the present invention.

Fig. 16 is a partial structural schematic diagram of the backlash system of the present invention.

Reference numerals: 1-a box body; 2-large flywheel; 3-a feed box system; 4-a cutting system; 5-a clamping table system; 6-a stamping system; 7-a backlash system; 301-crankshaft; 302-a cam; 303-feeding eccentric seat; 304-a wobble wheel; 305-cam rocker; 306-a slider; 307-feed linkage; 308-feed rocker; 309-pawl; 310-a feed box; 311-ratchet wheel; 312-feed shaft seat; 313-lower feed gear; 314-upper feed gear; 315-a drive gear; 316-brake wheel; 317-brake wheel pin; 318-feed rocker shaft; 319-lower wire press; 320-upper feed shaft; 321-a lower feed shaft; 322-feed box cover plate; 323-upper creasing rollers; 324-bias slider link; 325-bias slide block; 326-a guide plate; 401-cutter drum shaft; 402-cutter cylinder seat; 403-clamping table connecting rod I; 404-a cutter cylinder; 405-a connection socket; 406-clamp table connecting rod two; 407-a sliding table; 408-a guide pillar; 409-material blocking seat; 410-stop screws; 411-external cutter; 412-internal cutter; 413-external cutter seat; 414-a feed track; 415-an external tool holder; 416-inner cutter seat; 501-clamping table; 502-a clamping table cover plate; 503-clamping table rocker; 504-clamping the mandrel; 505-beveled bevel pinion; 506-big bevel gear; 507-fixing shaft of rocker of clamping table; 508-a clamp; 509-sandwich shaft fixing plate; 601-an impact linkage; 602-a main slider; 603-punch rod adjusting seat; 604-angle pin; 605-adjusting screws; 606-upper gasket; 607-punching rod; 608-lower pad; 609-punching the rod top block; 701-punching an eccentric seat; 702-a fan link; 703-single arm rocker; 704-rear impact striking base; 705-mould; 706-screw fixing block; 707-backlash track; 708-rear impact main rod; 709-a return spring; 710-back punch bar; 711-template; 712-beating seat clapper; 713-back punching screw.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and not for the purpose of limiting the same, the same is shown by way of illustration only and not in the form of limitation; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The first embodiment is as follows: the stable nut forming machine for punching as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12, fig. 13, fig. 14, fig. 15 and fig. 16 comprises a box body 1, a large flywheel 2, a feeding box system 3, a cutting system 4, a clamping table system 5, a punching system 6 and a back punching system 7, wherein the large flywheel 2 is rotatably installed on the box body 1, the large flywheel 2 is connected with a motor through a belt, the feeding box system 3, the cutting system 4 and the back punching system 7 are all arranged on the box body 1, and the clamping table system 5 and the punching system 6 are arranged inside the box body 1.

The feed box system 3 is characterized in that a crankshaft 301 is rotatably mounted on a box body 1, the crankshaft 301 and a large flywheel 2 are fixedly mounted, a cam 302 is fixedly mounted on the crankshaft 301, the cam 302 is in contact fit with a swinging wheel 304, the swinging wheel 304 is rotatably mounted on a cam rocker 305, the cam rocker 305 is rotatably mounted on the box body 1, the cam rocker 305 is provided with a chute, a slider 306 is slidably mounted in the chute of the cam rocker 305, a first end of a feed connecting rod 307 is rotatably mounted on the slider 306, a second end of the feed connecting rod 307 is rotatably mounted on a feed rocker 308, the feed rocker 308 is rotatably mounted on a feed box 310, the feed box 310 is fixedly mounted on the box body 1, a pawl 309 is rotatably mounted on the feed rocker 308, the pawl 309 is in contact fit with a ratchet wheel 311, the ratchet wheel 311 and a feed rocker shaft 318 are fixedly mounted, the feed rocker shaft 318 is rotatably mounted on the feed box 310, and the feed rocker shaft 318 and a driving gear 315 are fixedly mounted, the driving gear 315 is meshed with two lower feeding gears 313, the lower feeding gears 313 are meshed with the upper feeding gears 314, the upper feeding gears 314 are fixedly mounted with an upper feeding shaft 320, the upper feeding shaft 320 is fixedly mounted with an upper wire pressing wheel 323, a feeding shaft seat 312 is sleeved on the upper feeding shaft 320, the upper feeding shaft 320 is rotatably mounted with the feeding shaft seat 312, the feeding shaft seat 312 is arranged on a feeding box 310, a feeding box cover plate 322 is locked on the feeding box 310, the lower feeding gears 313 are fixedly mounted with a lower feeding shaft 321, the lower feeding shaft 321 is fixedly mounted with a lower wire pressing wheel 319, the lower feeding shaft 321 is rotatably mounted on the feeding box 310, one end of a brake wheel pin 317 is provided with arc-shaped teeth, the brake wheel pin 317 is connected with the brake wheel 316, the brake wheel 316 is arranged outside the feeding box 310, the brake wheel 316 is used for adjusting the locking force of the brake wheel pin 317, and the arc-shaped teeth of the brake wheel pin 317 are respectively connected with a feeding rocker shaft 318, a feeding shaft 320, a feeding shaft 312, a feeding shaft 320, a feeding shaft, a feeding, The lower feeding shaft 321 is in contact fit, so that the feeding eccentric seat 303 does not rebound after rotating, the feeding eccentric seat 303 is fixedly arranged on the cam 302, the first end of the eccentric block connecting rod 324 is rotatably arranged on the eccentric position of the feeding eccentric seat 303, the second end of the eccentric block connecting rod 324 is rotatably arranged on the eccentric block 325, the eccentric block 325 is slidably arranged on the box body 1, and the guide plate 326 is fixedly arranged on the eccentric block 325.

The cutting system 4, wherein the sliding table 407 is fixedly mounted on the box body 1, the guide post 408 is slidably mounted on the sliding table 407, the cutter cylinder seat 402 is fixedly mounted on the guide post 408, the cutter cylinder shaft 401 is fixedly mounted on the cutter cylinder seat 402, the first clamping table connecting rod 403 is fixedly mounted on the cutter cylinder shaft 401, the cutter cylinder shaft 401 is in contact fit with the guide plate 326, the first end of the connecting seat 405 and the first clamping table connecting rod 403 are rotatably mounted, the second end of the connecting seat 405 and the second clamping table connecting rod 406 are rotatably mounted, the cutter cylinder 404 is fixedly mounted on the cutter cylinder seat 402, the outer cutter seat 413 is fixedly mounted on the cutter cylinder 404, the outer cutter seat 413 is fixedly mounted on the outer cutter 411, the material blocking seat 409 is fixedly mounted on the box body 1, the material blocking screw 410 is arranged on the material blocking seat 409, the material blocking screw 410 and the inner cutter 412 are coaxially arranged, the inner cutter 412 is arranged on the inner cutter seat 416, the inner cutter seat 416 is fixedly mounted on the box body 1, the inner cutter 412 and the feeding rail 414 are coaxially arranged, the feeding rail 414 is fixedly installed on the box body 1, and the outer cutter holder 415 is fixedly installed on the outer cutter holder 413.

The clamping table system 5 is characterized in that a clamping table 501 is fixedly arranged inside the box body 1, a clamping table cover plate 502 is fixedly arranged on the clamping table 501, a clamping table rocker 503, a clamping table shaft 504, a small helical gear 505, a large helical gear 506, a clamping table rocker fixing shaft 507 and a clamp 508 are all provided with five, the clamping table rocker 503 and the clamping table rocker fixing shaft 507 are rotatably arranged, the clamping table rocker fixing shaft 507 is fixedly arranged on the clamping table 501, the large helical gear 506 is fixedly arranged on the clamping table rocker fixing shaft 507, the large helical gear 506 and the small helical gear 505 are meshed and arranged, the small helical gear 505 and the clamping table shaft 504 are fixedly arranged, the clamping table shaft 504 and the clamping table rocker 503 are rotatably arranged, the clamping table shaft 504 and the clamping table connecting rod II 406 are rotatably arranged, and the clamp 508 is arranged at the bottom of the clamping table 504.

The punching system 6 is characterized in that a first end of an impact connecting rod 601 is rotatably mounted on the crankshaft 301, a second end of the impact connecting rod 601 is rotatably mounted on a main sliding block 602, the main sliding block 602 is slidably mounted inside the box body 1, a punching rod adjusting seat 603 is fixedly mounted on the main sliding block 602, a punching rod 607 is arranged on a punching rod top block 609, the end of the punching rod top block 609 is tightly pressed against an inclined pin 604, one side of the inclined pin 604 is provided with an inclined surface, the inclined pin 604 is used for adjusting the position of the punching rod top block 609, the inclined pin 604 is arranged on the punching rod adjusting seat 603, the punching rod top block 609 is in contact fit with a lower gasket 608, a lower gasket 608 is fixedly mounted on the punching rod adjusting seat 603, the punching rod top block 609 is in contact fit with an upper gasket 606, an adjusting screw 605 is in threaded mounting with the punching rod adjusting seat 603, and the bottom of the adjusting screw 605 is tightly pressed against the upper gasket 606 for fixing the punching rod top block 609.

The backlash system 7 comprises a backlash eccentric seat 701 fixedly mounted on a crankshaft 301, a backlash eccentric seat 701 rotatably mounted with a first end of a fan-shaped connecting rod 702, a second end of the fan-shaped connecting rod 702 rotatably mounted with a single-arm rocker 703, the single-arm rocker 703 rotatably mounted on a box body 1, the single-arm rocker 703 fixedly mounted with a backlash strike seat 704, a backlash strike seat 704 fixedly mounted with a strike seat clapper 712, the strike seat clapper 712 being provided with a plurality of backlash screws 713, a screw fixing block 706 fixedly mounted on the box body 1, a backlash track 707 fixedly mounted on the screw fixing block 706, a backlash rod 708 slidably mounted on the backlash track 707, a backlash rod 710 arranged on the backlash rod 708, a return spring 709 sleeved on the backlash rod 708, the return spring 709 arranged between the backlash rod 708 and a die plate 711 fixedly mounted on the box body 1, and a die 705 arranged on the die plate 711.

The second embodiment: as shown in fig. 11 and 12, in the clamping table system 5, a clamping table 501 is fixedly installed inside the box body 1, a clamping table cover plate 502 is fixedly installed on the clamping table 501, five clamping table rockers 503, a clamping table shaft 504, a clamping table rocker fixing shaft 507, five clamps 508 and five clamping table rocker fixing plates 509 are provided, the clamping table rockers 503 and the clamping table rocker fixing shafts 507 are rotatably installed, the clamping table rocker fixing shafts 507 are fixedly installed on the clamping table 501, the clamping table shaft 504 and the clamping table two connecting rods 406 are rotatably installed, the clamping table shaft 504 and the clamping table rocker 503 are rotatably installed, the bottom of the clamping table shaft 504 and the clamps 508 are fixedly installed, a first end of the clamping table fixing plate 509 is fixedly installed on the clamping table two connecting rods 406, and a second end of the clamping table fixing plate 509 is fixedly installed on the clamping table shaft 504.

The structure of the other parts of the embodiment is as set forth in reference to the first embodiment.

The working principle of the invention is as follows: when the device is used, the motor drives the large flywheel 2 to rotate through the belt, the large flywheel 2 rotates to drive the crankshaft 301 to rotate, the cam 302 fixedly installed at the end part of the crankshaft 301 pushes the cam rocker 305 to swing through the swinging wheel 304, the sliding block 306 slides in the sliding groove of the cam rocker 305, the sliding block 306 drives the feeding rocker 308 to swing through the feeding connecting rod 307, the pawl 309 on the feeding rocker 308 drives the ratchet wheel 311 to rotate in a single direction, the driving gear 315 coaxially and fixedly installed with the ratchet wheel 311 drives the two lower feeding gears 313 to rotate, the two lower feeding gears 313 respectively drive the two upper feeding gears 314 to rotate, the lower feeding gear 313 and the upper feeding gear 314 respectively drive the lower feeding shaft 321 and the upper feeding shaft 320 to rotate, the lower wire pressing wheel 319 and the upper wire pressing wheel 323 also synchronously rotate, and stable feeding of materials is realized. Arc-shaped teeth at one end of the brake wheel pin 317 tightly press the feeding rocker shaft 318 and the lower feeding shaft 321, so that the feeding rocker shaft and the lower feeding shaft do not rebound after rotating; the brake wheel 316 is used for locking the brake wheel pin 317, is fixed outside the feeding box 310 and can adjust the locking force of the brake wheel pin 317; the two feeding shaft seats 312 are sleeved on the upper feeding shaft 320, so that the upper feeding shaft 320 can adjust the vertical height to deal with materials with different thicknesses.

At this time, the cutter drum shaft 401 contacts with the straight edge of the side face of the guide plate 326, the cutter drum 404 is located at the initial position, the hole position on the edge of the outer cutter 411 on the outer cutter seat 413 is aligned with the hole position of the inner cutter 412, the material is fed into the hole of the inner cutter 412 through the feeding box system 3 until the material contacts with the stop screw 410, and feeding is stopped.

The crankshaft 301 continues to rotate to drive the feeding eccentric seat 303 fixedly arranged on the cam 302 to rotate, the feeding eccentric seat 303 drives the eccentric slide block 325 to move through the eccentric slide block connecting rod 324, when the eccentric slide block 325 moves towards the direction close to the feeding eccentric seat 303, the cutting cylinder shaft 401 is in contact with the bevel edge of the side face of the guide plate 326 on the eccentric slide block 325, the bevel edge of the guide plate 326 drives the cutting cylinder shaft 401 to move, the cutting cylinder seat 402, the cutting cylinder 404 and the outer cutting knife 411 also move synchronously, the four guide posts 408 slide on the sliding table 407, springs are sleeved on the four guide posts 408 and are compressed, at the moment, the inner cutting knife 412 is fixed, the outer cutting knife 411 moves along with the outer cutting knife seat 413 to cut off the material protruding from the inner cutting knife 412, the cut-off material is fixed by the outer cutting knife 411 and the outer cutting knife clamp 415, and the cutting cylinder 404 continues to move until the material is aligned with the center 705 of the mold, at the moment, the cutting cylinder shaft 401 is in contact with the straight edge of the guide plate 326, the cutter cylinder 404 stops moving.

The crankshaft 301 continues to rotate to drive the impact connecting rod 601 which is rotatably installed on the crankshaft 301 to move, the impact connecting rod 601 drives the main sliding block 602 which is slidably installed on the box body 1 to move, a punching rod adjusting seat 603 is arranged on the main sliding block 602, a punching rod 607 is arranged on the punching rod adjusting seat 603, an adjusting screw 605 is arranged on the side face of the punching rod, the tightness of the punching rod can be adjusted by rotating the adjusting screw 605 through an upper gasket 606, an inclined pin 604 is arranged on the rear side of the punching rod 607, and the position of the punching rod 607 can be adjusted by adjusting the position of the inclined pin 604; the punching rod 607 on the main slide 602 moves toward the material to punch the material, and the material is punched into the die 705.

Then, the bias block 325 moves in a direction away from the feeding eccentric seat 303, and after the bevel edge of the side surface of the guide plate 326 on the bias block 325 contacts with the cutter cylinder shaft 401, the guide post 408 is reset under the action of the spring, and the guide post 408 drives the cutter cylinder seat 402, the cutter cylinder shaft 401 and the cutter cylinder 404 to return to the initial position, and meanwhile, the clamping core shaft 504 on the clamping table system 5 returns to the initial position along with the second clamping table connecting rod 406.

The crankshaft 301 drives the back-flushing eccentric seat 701 to rotate, the back-flushing eccentric seat 701 drives the single-arm rocker 703 to swing through the fan-shaped connecting rod 702, the single-arm rocker 703 drives the back-flushing beating seat 704 to swing, a beating seat clapper 712 is arranged on the back-flushing beating seat 704, a back-flushing screw 713 is arranged on the beating seat clapper 712, the back-flushing rod 710 directly pushes against a material or an inner die of a die, the back-flushing rod 710 is arranged in a hole in the front end of the back-flushing main rod 708, a spring is sleeved on the back-flushing main rod 708 and arranged between the back-flushing main rod 708 and the die plate 711, the back-flushing main rod 708 is slidably arranged on the back-flushing track 707, the back-flushing track 707 is fixedly arranged on a screw fixing block 706, the screw fixing block 706 is fixedly arranged on the box body 1, the back-flushing screw 713 beats the back-flushing main rod 708 and compresses the spring, the back-flushing rod 710 ejects the material out of the die 705, and the clamp 508 below the sandwich shaft 504 accurately clamps the material.

The first clamping table connecting rod 403 is fixedly installed on the cutter cylinder seat 402, the first clamping table connecting rod 403 and the connecting seat 405 are rotatably installed, the connecting seat 405 and the second clamping table connecting rod 406 are rotatably installed, the sandwich axle 504 is rotatably installed on the second clamping table connecting rod 406, the sandwich axle 504 and the clamping table rocker 503 are rotatably installed, the clamping table rocker 503 is rotatably installed on a clamping table rocker fixing shaft 507, the clamping table rocker fixing shaft 507 is fixedly installed on the clamping table 501, the large helical gear 506 is fixedly installed on the clamping table rocker fixing shaft 507, the small helical gear 505 is fixedly installed on the clamping table 504, and a clamp 508 is arranged at the bottom of the clamping table 504; when double-sided stamping is needed, the first clamping table connecting rod 403 pushes the second clamping table connecting rod 406 and the sandwich shaft 504 to do arc line movement through the connecting seat 405, the large helical gear 506 is fixed, the small helical gear 505 moves along with the clamping shaft 504, and under the action of the large helical gear 506, the small helical gear 505 drives the clamping shaft 504 and the clamp 508 to rotate one hundred and eighty degrees to the next station, so that double-sided stamping can be conducted on the material; when single-side stamping is required, the small bevel gear 505 and the large bevel gear 506 are removed, the first end of the sandwich axle fixing plate 509 is fixedly arranged on the second clamping table connecting rod 406, the second end of the sandwich axle fixing plate 509 is fixedly arranged on the clamping axle 504, the clamping axle 504 is fixed, the first clamping table connecting rod 403 pushes the second clamping table connecting rod 406 and the sandwich axle 504 to move in an arc manner through the connecting seat 405 until the clamp 508 at the bottom of the clamping axle 504 is aligned with the die 705, and then single-side stamping can be carried out on the material. And the stamping times can be increased or decreased according to the requirements of products.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.

Claims

1. The utility model provides a stable nut make-up machine of punching press, includes box (1), big flywheel (2), feeding case system (3), cutting system (4), presss from both sides platform system (5), stamping system (6), back punching system (7), its characterized in that: the large flywheel (2) is rotatably arranged on the box body (1), the large flywheel (2) is connected with a motor through a belt, the feeding box system (3), the cutting system (4) and the back punching system (7) are all arranged on the box body (1), and the clamping table system (5) and the punching system (6) are arranged inside the box body (1); the feeding box system (3) comprises a driving assembly and a feeding assembly, wherein the driving assembly and the feeding assembly are both arranged on the box body (1); the feeding assembly comprises a feeding box (310), the feeding box (310) is fixedly installed on a box body (1), a feeding rocker shaft (318) and a lower feeding shaft (321) are rotatably installed on the feeding box (310), the feeding rocker shaft (318) and a ratchet wheel (311) are fixedly installed, the feeding rocker shaft (318) and a driving gear (315) are fixedly installed, the driving gear (315) and two lower feeding gears (313) are installed in a meshed mode, the lower feeding gear (313) and the lower feeding shaft (321) are fixedly installed, the lower feeding shaft (321) and a lower wire pressing wheel (319) are fixedly installed, the lower feeding gear (313) and an upper feeding gear (314) are installed in a meshed mode, the upper feeding gear (314) and an upper feeding shaft (320) are fixedly installed, the upper feeding shaft (320) and an upper wire pressing wheel (323) are fixedly installed, a feeding shaft seat (312) is sleeved on the upper feeding shaft (320), and a feeding shaft seat (312) are rotatably installed, the feeding shaft seat (312) is arranged on the feeding box (310), and the feeding box cover plate (322) is locked on the feeding box (310);

The feeding box system (3) further comprises a brake wheel (316) and a brake wheel pin (317), one end of the brake wheel pin (317) is provided with arc-shaped teeth, the brake wheel pin (317) is connected with the brake wheel (316), the brake wheel (316) is arranged outside the feeding box (310), and the arc-shaped teeth of the brake wheel pin (317) are respectively in contact fit with the feeding rocker shaft (318) and the lower feeding shaft (321);

the cutting system (4) comprises a cutting assembly and a transposition assembly, the cutting assembly is arranged on the box body (1), and the transposition assembly is arranged on the cutting assembly;

the cutting assembly comprises a sliding table (407), a material blocking seat (409) and an inner cutter seat (416), the sliding table (407) is fixedly installed on the box body (1), a guide post (408) is installed on the sliding table (407) in a sliding manner, a cutter cylinder seat (402) is fixedly installed on the guide post (408), a cutter cylinder shaft (401) is fixedly installed on the cutter cylinder seat (402), a cutter cylinder (404) is fixedly installed on the cutter cylinder seat (402), the cutter cylinder shaft (401) is in contact fit with the guide plate (326), an outer cutter seat (413) is fixedly installed on the cutter cylinder (404), an outer cutter (411) is fixedly installed on the outer cutter seat (413), an outer cutter holder (415) is further fixedly installed on the outer cutter seat (413), the material blocking seat (409) is fixedly installed on the box body (1), a material blocking screw (410) is arranged on the material blocking seat (409), and the material blocking screw (410) and the inner cutter (412) are coaxially arranged, the inner cutter (412) is arranged on the inner cutter seat (416), the inner cutter seat (416) is fixedly arranged on the box body (1), the inner cutter (412) and the feeding track (414) are coaxially arranged, and the feeding track (414) is fixedly arranged on the box body (1);

The transposition assembly comprises a first clamping table connecting rod (403), the first clamping table connecting rod (403) is fixedly installed on the cutter cylinder shaft (401), the first end of the connecting seat (405) and the first clamping table connecting rod (403) are rotatably installed, and the second end of the connecting seat (405) and the second clamping table connecting rod (406) are rotatably installed.

2. The stable-punching nut molding machine of claim 1, characterized in that: the driving assembly comprises a crankshaft (301), the crankshaft (301) and the large flywheel (2) are fixedly installed, a cam (302) is fixedly installed on the crankshaft (301), the cam (302) is in contact fit with an oscillating wheel (304), the oscillating wheel (304) is rotatably installed on a cam rocker (305), the cam rocker (305) is rotatably installed on a box body (1), a sliding groove is formed in the cam rocker (305), a sliding block (306) is installed in the sliding groove of the cam rocker (305) in a sliding mode, a first end of a feeding connecting rod (307) is rotatably installed on the sliding block (306), a second end of the feeding connecting rod (307) is rotatably installed on the feeding rocker (308), the feeding rocker (308) is rotatably installed on a feeding box (310), a pawl (309) is rotatably installed on the feeding rocker (308), the pawl (309) is in contact fit with a ratchet wheel (311), a feeding eccentric seat (303) is fixedly installed on the cam (302), the first end of the eccentric block connecting rod (324) is rotatably arranged at the eccentric position of the feeding eccentric seat (303), the second end of the eccentric block connecting rod (324) is rotatably arranged on the eccentric block (325), the eccentric block (325) is slidably arranged on the box body (1), and the guide plate (326) is fixedly arranged on the eccentric block (325).

3. The stable-punching nut molding machine of claim 1, characterized in that: the clamping table system (5) comprises a clamping table (501), a clamping shaft (504), a small bevel gear (505) and a large bevel gear (506), the clamping table (501) is fixedly arranged inside the box body (1), a clamping table cover plate (502) is fixedly arranged on the clamping table (501), a clamping table rocker (503) and a clamping table rocker fixing shaft (507) are rotatably arranged, the clamping table rocker fixing shaft (507) is fixedly arranged on the clamping table (501), the large bevel gear (506) is fixedly arranged on the clamping table rocker fixing shaft (507), the large bevel gear (506) and the small bevel gear (505) are meshed and arranged, the small bevel gear (505) and the clamping shaft (504) are fixedly arranged, the clamping shaft (504) and the clamping table rocker (503) are rotatably arranged, a clamping shaft (504) and a clamping table connecting rod II (406) are rotatably arranged, a clamp (508) is arranged at the bottom of the clamping shaft (504), the clamping table rocker (503), the clamping shaft (504), The small bevel gear (505), the large bevel gear (506), the clamping table rocker fixing shaft (507) and the clamp (508) are all provided in plurality.

4. The stamping-stable nut forming machine as claimed in claim 1, wherein: the sandwich table system (5) comprises a sandwich table (501), a sandwich shaft (504) and a sandwich shaft fixing plate (509), wherein the sandwich table (501) is fixedly arranged inside the box body (1), a sandwich table cover plate (502) is fixedly arranged on the sandwich table (501), a sandwich table rocker (503) and a sandwich table rocker fixing shaft (507) are rotatably arranged, the sandwich table rocker fixing shaft (507) is fixedly arranged on the sandwich table (501), a sandwich table core shaft (504) and a sandwich table connecting rod II (406) are rotatably arranged, the sandwich table core shaft (504) and the sandwich table rocker (503) are rotatably arranged, the bottom of the sandwich table core shaft (504) and a clamp (508) are fixedly arranged, the first end of the sandwich shaft fixing plate (509) is fixedly arranged on the sandwich table connecting rod II (406), the second end of the sandwich shaft fixing plate (509) is fixedly arranged on the sandwich table core shaft (504), the sandwich table rocker (503), the sandwich shaft (504) and the sandwich table rocker (507), The clamp (508) and the sandwich shaft fixing plate (509) are provided in plurality.

5. The stable-punching nut molding machine of claim 1, characterized in that: the punching system (6) comprises an impact connecting rod (601), a first end of the impact connecting rod (601) is rotatably installed on a crankshaft (301), a second end of the impact connecting rod (601) is rotatably installed on a main sliding block (602), the main sliding block (602) is slidably installed in a box body (1), a punching rod adjusting seat (603) is fixedly installed on the main sliding block (602), a punching rod (607) is arranged on a punching rod ejecting block (609), the end part of the punching rod ejecting block (609) is tightly pressed against an inclined pin (604), one side of the inclined pin (604) is provided with an inclined plane, the inclined pin (604) is arranged on the punching rod adjusting seat (603), the punching rod ejecting block (609) is in contact fit with a lower gasket (608), the lower gasket (608) is fixedly installed on the punching rod adjusting seat (603), the punching rod ejecting block (609) is in contact fit with an upper gasket (606), and an adjusting screw (605) and the punching rod adjusting seat (603) are installed in a threaded manner, the bottom of the adjusting screw (605) tightly pushes against the upper gasket (606).

6. The stable-punching nut molding machine of claim 1, characterized in that: the rear-impact system (7) comprises a rear-impact eccentric seat (701), a screw rod fixing block (706), a rear-impact rod (710) and a template (711), wherein the rear-impact eccentric seat (701) is fixedly arranged on a crankshaft (301), the rear-impact eccentric seat (701) and a first end of a fan-shaped connecting rod (702) are rotatably arranged, a second end of the fan-shaped connecting rod (702) and a single-arm rocker (703) are rotatably arranged, the single-arm rocker (703) is rotatably arranged on a box body (1), the single-arm rocker (703) and a rear-impact beating seat (704) are fixedly arranged, the rear-impact beating seat (704) and a beating seat beating plate (712) are fixedly arranged, a plurality of rear-impact screws (713) are arranged on the beating seat beating plate (712), the screw rod fixing block (706) is fixedly arranged on the box body (1), a rear-impact rail (707) is fixedly arranged on the screw rod fixing block (706), and a rear-impact main rod (708) is slidably arranged on the rear-impact rail (707), the rear punching main rod (708) is provided with a rear punching rod (710), the rear punching main rod (708) is sleeved with a return spring (709), the return spring (709) is arranged between the rear punching main rod (708) and a template (711), the template (711) is fixedly installed on the box body (1), and the die (705) is arranged on the template (711).