CN111974857A

CN111974857A - Stamping discharging mechanism for automatic stamping equipment

Info

Publication number: CN111974857A
Application number: CN202010699108.XA
Authority: CN
Inventors: 童教兵
Original assignee: Ma'anshan Tailong Furniture Co ltd
Current assignee: Ma'anshan Tailong Furniture Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2020-11-24

Abstract

The invention relates to the technical field of stamping equipment and discloses a stamping discharging mechanism for automatic stamping equipment, which comprises a base and a U-shaped frame, wherein a stamping lower die is fixedly arranged on the upper surface of the base, the U-shaped frame is fixedly arranged on the upper surface of the base, a hydraulic cylinder is fixedly arranged at the top of the U-shaped frame, the output end of the hydraulic cylinder is fixedly connected with a piston rod, the other end of the piston rod penetrates through the top of the U-shaped frame and is fixedly connected with an upper stamping die, the bottom of the upper stamping die is fixedly connected with a plurality of uniformly distributed stamping heads, a plurality of stamping cavities corresponding to the stamping heads are formed in the top of the lower stamping die, matched ejector plates are slidably connected in the stamping cavities, two ends of each ejector plate are symmetrically and fixedly connected with a sliding block, and sliding grooves. This automatic change punching press discharge mechanism for stamping equipment makes things convenient for the material of stamping forming can the automatic drawing of patterns ejection of compact, and the thrust when the ejection of patterns ejection of compact can be adjusted as required moreover, effectively guarantees ejection of compact effect.

Description

Stamping discharging mechanism for automatic stamping equipment

Technical Field

The invention relates to the technical field of stamping equipment, in particular to a stamping discharging mechanism for automatic stamping equipment.

Background

The stamping process is a production technology for obtaining product parts with certain shape, size and performance by directly applying deformation force to a plate in a die by means of the power of conventional or special stamping equipment and deforming the plate. The plate, the die and the equipment are three elements of stamping processing. The hot stamping and the cold stamping are divided according to the stamping processing temperature. The former is suitable for processing sheet materials with high deformation resistance and poor plasticity; the latter is carried out at room temperature and is a common stamping method for thin sheets. It is one of the main methods of metal plastic working (or pressure working), and also belongs to the material forming engineering technology.

Among the prior art, automatic stamping equipment inconveniently makes the automatic drawing of patterns of fashioned material ejection of compact in stamping process, needs the manual work to assist, takes out fashioned material, has not only increased the amount of labour, influences stamping efficiency moreover.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a stamping and discharging mechanism for automatic stamping equipment, which has the advantages of automatic demolding and discharging and high stamping efficiency, and solves the problem that the automatic stamping equipment is inconvenient to automatically demold and discharge the formed material in the stamping process in the prior art.

(II) technical scheme

In order to realize the purposes of automatic demoulding discharging and high stamping efficiency, the invention provides the following technical scheme: a stamping discharging mechanism for automatic stamping equipment comprises a base and a U-shaped frame, wherein a stamping lower die is fixedly arranged on the upper surface of the base, the U-shaped frame is fixedly arranged on the upper surface of the base, a hydraulic cylinder is fixedly arranged at the top of the U-shaped frame, the output end of the hydraulic cylinder is fixedly connected with a piston rod, the other end of the piston rod penetrates through the top of the U-shaped frame and is fixedly connected with a stamping upper die, the bottom of the stamping upper die is fixedly connected with a plurality of stamping heads which are uniformly distributed, the top of the stamping lower die is provided with a plurality of stamping cavities corresponding to the stamping heads, matched ejector plates are slidably connected in the stamping cavities, two ends of each ejector plate are symmetrically and fixedly connected with a sliding block, sliding grooves matched with the sliding blocks are symmetrically arranged on the side walls of the stamping cavities, the sliding blocks are slidably connected with the sliding grooves, a supporting plate which is connected with the stamping cavity in a sliding way is arranged below the ejector plate, a spring is fixedly connected between the supporting plate and the ejector plate, a cavity is arranged at the position of the lower stamping die close to the bottom, the bottom of the stamping cavity is rotationally connected with a threaded sleeve through a first bearing, the bottom end of the threaded sleeve extends into the cavity, the threaded sleeve is internally threaded with a matched threaded rod, the top end of the threaded rod passes through the opening at the top of the threaded sleeve and extends upwards, and is fixedly connected with the center of the lower surface of the supporting plate, the outer cylinder wall of the threaded sleeve is fixedly sleeved with a worm wheel, and the worm wheel is arranged in the cavity, a worm meshed with the worm wheel is arranged in the cavity, one end of the worm is rotationally connected with the inner wall of the cavity through a second bearing, the other end of the worm penetrates through the side wall of the cavity and extends outwards, and the worm is rotatably connected with the side wall of the cavity.

Preferably, the outer side wall of the upper die for stamping is symmetrically and fixedly connected with guide sleeves matched with the U-shaped frame, the guide sleeves are sleeved on the U-shaped frame and are in sliding connection with the U-shaped frame.

Preferably, a ball groove is formed in one side, close to the bottom of the sliding groove, of the sliding block, matched balls are installed in the ball groove in a rolling mode, one end, far away from the bottom of the ball groove, of each ball penetrates through a groove opening of the corresponding ball groove and extends outwards, and the ball grooves are connected with the bottom of the sliding groove in a rolling mode.

Preferably, the inner section of the punching cavity is arranged in a rectangular structure.

Preferably, the distance between the bottom end of the threaded rod and the top end of the threaded sleeve is greater than the distance between the support plate and the ejector plate.

Preferably, one end of the worm, which is far away from the second bearing, is fixedly connected with an adjusting rotating handle.

Preferably, a matched protective sleeve is arranged at the joint of the guide sleeve and the U-shaped frame.

(III) advantageous effects

Compared with the prior art, the invention provides a stamping and discharging mechanism for automatic stamping equipment, which has the following beneficial effects:

the stamping discharging mechanism for the automatic stamping equipment comprises a stamping lower die, a hydraulic cylinder, a piston rod, a stamping upper die, a stamping head, a stamping cavity, a material ejecting plate, a sliding block, a sliding chute, a supporting plate, a spring, a threaded sleeve, a threaded rod, a worm wheel and a worm, wherein a material to be stamped is arranged between the stamping upper die and the stamping lower die, the hydraulic cylinder is started, the piston rod drives the stamping upper die to descend, the stamping head is matched with the stamping cavity to conveniently perform material stamping forming, the formed material is positioned in the stamping cavity, in the stamping process, stamping force drives the material ejecting plate to slide along the stamping cavity and compress the spring, meanwhile, the sliding block is driven to slide downwards along the sliding chute, after stamping is finished, the spring drives the material ejecting plate to reset and ascend, the formed material is automatically ejected from the stamping cavity, so that automatic demoulding discharging is convenient, the processing efficiency is ensured, the worm is rotated, make threaded connection's threaded rod rise along the threaded sleeve, the threaded rod drives the backup pad and rises along the punching press chamber and slides, and is inconsistent with the spout top because of the slider on the kicking plate lateral wall, consequently, the in-process that the backup pad slided to rise with compression spring, spring compression volume change, then the tension that resets of spring also can the grow, and the thrust when guaranteeing the kicking plate drawing of patterns ejection of compact will be bigger, and then guarantees ejection of compact effect.

Drawings

Fig. 1 is a schematic structural diagram of a stamping discharging mechanism for an automatic stamping device according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

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

In the figure: the device comprises a base 1, a 2U-shaped frame, a 3 stamping lower die, a 4 hydraulic cylinder, a 5 piston rod, a 6 stamping upper die, a 7 stamping head, an 8 stamping cavity, a 9 ejector plate, a 10 sliding block, a 11 sliding groove, a 12 supporting plate, a 13 spring, a 14 cavity, a 15 threaded sleeve, a 16 threaded rod, a 17 worm wheel, an 18 worm, a 19 guide sleeve, a 20 ball groove, a 21 ball, a 22 adjusting rotating handle and a 23 protective sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a stamping discharging mechanism for an automatic stamping device comprises a base 1 and a U-shaped frame 2, wherein a lower stamping die 3 is fixedly installed on the upper surface of the base 1, the U-shaped frame 2 is fixedly installed on the upper surface of the base 1, a hydraulic cylinder 4 is fixedly installed on the top of the U-shaped frame 2, a piston rod 5 is fixedly connected to the output end of the hydraulic cylinder 4, the other end of the piston rod 5 penetrates through the top of the U-shaped frame 2 and is fixedly connected with an upper stamping die 6, a plurality of stamping heads 7 are fixedly connected to the bottom of the upper stamping die 6, a plurality of stamping cavities 8 corresponding to the stamping heads 7 are formed in the top of the lower stamping die 3, matched ejector plates 9 are slidably connected in the stamping cavities 8, sliders 10 are symmetrically and fixedly connected to the two ends of the ejector plates 9, chutes 11 matched with the sliders 10 are symmetrically formed in the side walls of the stamping, the sliding block 10 is abutted against the side wall of the top end of the sliding groove 11, a supporting plate 12 which is in sliding connection with the stamping cavity 8 is arranged below the ejector plate 9, a spring 13 is fixedly connected between the supporting plate 12 and the ejector plate 9, a cavity 14 is formed in the position, close to the bottom, of the stamping lower die 3, a threaded sleeve 15 is rotatably connected to the bottom of the stamping cavity 8 through a first bearing, the bottom end of the threaded sleeve 15 extends into the cavity 14, a matched threaded rod 16 is connected to the threaded sleeve 15 in a threaded manner, the top end of the threaded rod 16 penetrates through a cylinder opening in the top of the threaded sleeve 15 and extends upwards, and is fixedly connected with the center of the lower surface of the supporting plate 12, a worm wheel 17 is fixedly sleeved on the outer cylinder wall of the threaded sleeve 15, the worm wheel 17 is positioned in the cavity 14, a worm 18 which is meshed with the worm wheel 17 is arranged, the other end of the worm 18 penetrates through the side wall of the cavity 14 and extends outwards, the worm 18 is rotatably connected with the side wall of the cavity 14, a material to be punched is placed between the upper punching die 6 and the lower punching die 3, the hydraulic cylinder 4 is started, the upper punching die 6 is driven to descend by the piston rod 5, the punching die 8 is matched with the punching head 7 to conveniently punch and form the material, the formed material is positioned in the punching cavity 8, in the punching process, the punching force drives the ejector plate 9 to slide along the punching cavity 8 and compress the spring 13, meanwhile, the slide block 10 is driven to slide downwards along the sliding chute 11, after the punching is finished, the spring 13 drives the ejector plate 9 to reset and ascend, the formed material is automatically ejected from the punching cavity 8, so that the automatic demolding and discharging are facilitated, the machining efficiency is ensured, the worm rotates 18, the threaded sleeve 15 sleeved with the worm wheel 17 is conveniently driven to rotate, and the threaded rod 16 in threaded connection ascends along, the threaded rod 16 drives the supporting plate 12 to ascend and slide along the stamping cavity 8, and the sliding block 10 on the side wall of the ejector plate 9 is inconsistent with the top end of the sliding groove 11, so that the compression spring 13 is compressed in the sliding and ascending process of the supporting plate 12, the compression amount of the spring 13 is changed, the reset tension of the spring 13 is increased, the pushing force during the demoulding and discharging of the ejector plate 9 is larger, and the discharging effect is further ensured.

Symmetrical fixedly connected with and U type frame 2 assorted uide bushing 19 on the lateral wall of mould 6 is gone up in the punching press, and the uide bushing 19 cover is established on U type frame 2 and is set up, and uide bushing 19 and U type frame 2 sliding connection, make things convenient for mould 6 lift direction in the punching press, guarantee the stability of punching press motion.

The ball groove 20 has been seted up to one side that slider 10 is close to the spout 11 tank bottom, and the ball 21 that matches is installed in the roll ball groove 20, and the ball 21 one end of keeping away from the ball groove 20 tank bottom passes the notch in ball groove 20 and outwards extends, and with the tank bottom rolling connection of spout 11, reduces the frictional force between slider 10 and the spout 11, makes things convenient for ejector plate 9 to move.

The inner cross section of the punching cavity 8 is in a rectangular structure, so that the rotational freedom of the support plate 12 is limited conveniently, and the support plate 12 is driven to ascend through the threaded rod 16 when the threaded sleeve 15 rotates conveniently.

The distance between the bottom end of the threaded rod 16 and the top end of the threaded sleeve 15 is larger than the distance between the support plate 12 and the ejector plate 9, so that the threaded rod 16 cannot be separated from the threaded sleeve 15 in the ascending process.

An adjusting handle 22 is fixedly connected to one end of the worm 18 far away from the second bearing, so that the rotation of the worm 18 can be controlled conveniently.

The matched protective sleeve 23 is arranged at the joint of the guide sleeve 19 and the U-shaped frame 2, so that sliding abrasion is avoided, and a protective effect is achieved.

In conclusion, in the punching discharging mechanism for the automatic punching equipment, a material to be punched is placed between an upper punching die 6 and a lower punching die 3, a hydraulic cylinder 4 is started, a piston rod 5 drives the upper punching die 6 to descend, the punching head 7 is matched with a punching cavity 8 to conveniently punch and form the material, the formed material is positioned in the punching cavity 8, in the punching process, the punching force drives a material ejecting plate 9 to slide along the punching cavity 8 and compress a spring 13, meanwhile, a sliding block 10 is driven to slide downwards along a sliding groove 11, after the punching is finished, the spring 13 drives the material ejecting plate 9 to reset and ascend, the formed material is automatically ejected out of the punching cavity 8, so that the automatic demolding and discharging are convenient, the machining efficiency is ensured, a worm 18 is rotated to conveniently drive a threaded sleeve 15 sleeved with a worm wheel 17 to rotate, a threaded rod 16 in threaded connection is ascended along the threaded sleeve 15, the threaded rod 16 drives a supporting plate 12 to ascend and slide along the punching cavity, because of slider 10 on the flitch 9 lateral wall is inconsistent with 11 tops of spout, consequently, the in-process that backup pad 12 slided to rise is compression spring 13, and spring 13 compression changes, then spring 13's tension that resets also can grow, and the thrust when guaranteeing the ejection of compact of flitch 9 drawing of patterns will be bigger, and then guarantees ejection of compact effect.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic change punching press discharge mechanism for stamping equipment, includes base (1) and U type frame (2), its characterized in that: the stamping die is characterized in that a stamping lower die (3) is fixedly arranged on the upper surface of the base (1), the U-shaped frame (2) is fixedly arranged on the upper surface of the base (1), a hydraulic cylinder (4) is fixedly arranged at the top of the U-shaped frame (2), an output end of the hydraulic cylinder (4) is fixedly connected with a piston rod (5), the other end of the piston rod (5) penetrates through the top of the U-shaped frame (2) and is fixedly connected with an upper stamping die (6), the bottom of the upper stamping die (6) is fixedly connected with a plurality of stamping heads (7) which are uniformly distributed, a plurality of stamping cavities (8) corresponding to the stamping heads (7) are arranged at the top of the lower stamping die (3), matched ejector plates (9) are slidably connected in the stamping cavities (8), sliding blocks (10) are symmetrically and fixedly connected with two ends of the ejector plates (9), sliding grooves (11) matched with the sliding blocks (10) are symmetrically arranged on, the stamping die is characterized in that the sliding block (10) is in sliding connection with the sliding groove (11), the sliding block (10) is abutted to the side wall of the top end of the sliding groove (11), a supporting plate (12) in sliding connection with the stamping cavity (8) is arranged below the ejector plate (9), a spring (13) is fixedly connected between the supporting plate (12) and the ejector plate (9), a cavity (14) is formed in the position, close to the bottom, of the lower stamping die (3), a threaded sleeve (15) is rotatably connected to the bottom of the stamping cavity (8) through a first bearing, the bottom end of the threaded sleeve (15) extends into the cavity (14), a matched threaded rod (16) is in threaded connection with the threaded sleeve (15), the top end of the threaded rod (16) penetrates through a cylinder opening in the top of the threaded sleeve (15) and extends upwards and is fixedly connected with the center of the lower surface of the supporting plate (12), a worm wheel (17) is fixedly sleeved on the outer cylinder, and worm wheel (17) are located cavity (14) and set up, be equipped with in cavity (14) with worm wheel (17) engaged with worm (18), the inner wall of one end through second bearing and cavity (14) of worm (18) is rotated and is connected, the other end of worm (18) runs through the lateral wall of cavity (14) and outwards extends, and worm (18) and cavity (14) lateral wall are rotated and are connected.

2. The automatic change punching press discharge mechanism for stamping equipment of claim 1, characterized in that: symmetrical fixedly connected with and U type frame (2) assorted uide bushing (19) on the lateral wall of mould (6) in the punching press, uide bushing (19) cover is established and is set up on U type frame (2), and uide bushing (19) and U type frame (2) sliding connection.

3. The automatic change punching press discharge mechanism for stamping equipment of claim 1, characterized in that: ball groove (20) have been seted up to one side that slider (10) are close to spout (11) tank bottom, and ball groove (20) interior roll-to-roll mounting has ball (21) of matching, ball (21) are kept away from the one end of ball groove (20) tank bottom and are passed the notch of ball groove (20) and outwards extend, and with the tank bottom roll connection of spout (11).

4. The automatic change punching press discharge mechanism for stamping equipment of claim 1, characterized in that: the inner section of the punching cavity (8) is arranged in a rectangular structure.

5. The automatic change punching press discharge mechanism for stamping equipment of claim 1, characterized in that: the distance between the bottom end of the threaded rod (16) and the top end of the threaded sleeve (15) is larger than the distance between the support plate (12) and the ejector plate (9).

6. The automatic change punching press discharge mechanism for stamping equipment of claim 1, characterized in that: and one end of the worm (18) far away from the second bearing is fixedly connected with an adjusting rotating handle (22).

7. The automatic change punching press discharge mechanism for stamping equipment of claim 2, characterized in that: and a matched protective sleeve (23) is arranged at the joint of the guide sleeve (19) and the U-shaped frame (2).