CN214719890U

CN214719890U - Stamping die is used in lift-cabin door processing with buffer structure

Info

Publication number: CN214719890U
Application number: CN202023270826.XU
Authority: CN
Inventors: 龚天礼
Original assignee: Kunshan Zhenwo Precision Machinery Co ltd
Current assignee: Kunshan Zhenwo Precision Machinery Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-16
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a stamping die is used in processing of lift-cabin door with buffer structure, including the base, the top fixed mounting of base has the fixing base, and the spout has all been seted up to the both sides on fixing base top, and the equal fixed mounting in inside of two spouts has a moving mechanism, and moving mechanism's removal end fixed mounting has U type frame, and the middle part fixed mounting of U type frame bottom has electronic hydraulic pressure. The utility model discloses a buffer spring that the connection was established to telescopic machanism surface cover has better buffering effect, avoid going up the mould too much because of the impact force at the in-process of punching press, cause the damage of punching press piece, the servo motor through the installation drives the rotation of adjusting position department lead screw well, be connected through gear and chain drive between two lead screws, thereby drive two synchronous rotations of lead screw, the removal of rotation drive slider through the lead screw, the removal through the slider drives the removal of U type frame, the removal through U type frame makes mould and lower mould dislocation, make things convenient for the change of lower mould and last mould.

Description

Stamping die is used in lift-cabin door processing with buffer structure

Technical Field

The utility model relates to an elevator production technical field, in particular to stamping die is used in processing of lift-cabin door with buffer structure.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. A fixed elevator apparatus serving a predetermined floor. The vertical lift elevator has a car that runs between at least two vertical rows of rigid guide rails or guide rails with an angle of inclination of less than 15 °.

At present lift-cabin door in the in-process of production, some lift-cabin door accessories generally carry out stamping forming through stamping equipment, but present stamping equipment buffering effect is poor, goes up mould and lower mould position simultaneously and adjusts well, the change of the lower mould of being inconvenient for, when the different parts of needs punching press, change inefficiency, influence the production efficiency of accessory.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping die is used in lift-cabin door processing with buffer structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stamping die with a buffer structure for processing an elevator door comprises a base, wherein a fixed seat is fixedly arranged at the top end of the base, sliding grooves are respectively formed in two sides of the top end of the fixed seat, a moving mechanism is fixedly arranged in each sliding groove, a U-shaped frame is fixedly arranged at the moving end of each moving mechanism, an electric hydraulic cylinder is fixedly arranged in the middle of the bottom end of each U-shaped frame, an upper die is fixedly arranged at the telescopic end of each electric hydraulic cylinder, a groove is formed in the middle of the top end of each fixed seat, a plurality of telescopic mechanisms are fixedly arranged at the bottom of each groove at equal intervals, buffer springs are sleeved on the surfaces of the plurality of telescopic mechanisms, a connecting plate is fixedly arranged at the top ends of the plurality of telescopic mechanisms, a lower die is fixedly arranged at the top end of the connecting plate, the lower die is aligned with the upper die, and each telescopic mechanism comprises a sleeve and a sleeve rod, the telescopic bottom and the tank bottom fixed connection of recess, telescopic top cover is established and is connected with the loop bar, just be provided with stop gear between loop bar and the sleeve.

Preferably, the moving mechanism includes two lead screws, two gears, chain and servo motor, two the equal sliding connection in inside of spout has the slider, two the top of slider and the both sides fixed connection of U type frame bottom, the both sides cell wall of spout is rotated through inlaying the bearing of establishing and is connected with the lead screw, two the middle part threaded connection of lead screw and corresponding slider, two the one end of lead screw is passed spout fixed mounting and is had the gear, two the transmission is connected with the chain between the gear, the top fixed mounting at the base back has the equipment box, the inside fixed mounting of equipment box has servo motor, servo motor's output shaft and the one end fixed connection who corresponds the lead screw.

Preferably, stop gear includes stopper and gag lever post, loop bar both sides bottom is all fixed and is equipped with the stopper, the spacing groove has all been seted up to the both sides of sleeve inner wall, two the stopper with correspond spacing groove sliding connection, two the middle part of spacing groove is all fixed and is equipped with the gag lever post, the gag lever post alternates with the middle part of stopper and is connected.

Preferably, a plurality of bleeder vents are equidistantly formed in the back surface of the fixing seat, and a plurality of dust screens are fixedly arranged in the bleeder vents.

Preferably, threaded holes are formed in four edges of the top end of the base, and fastening bolts are connected inside the four threaded holes in a threaded manner.

Preferably, the corner fixed mounting of fixing base one side has flush mounting plate of switch, flush mounting plate of switch surface installs a plurality of control switch, electric hydraulic cylinder and servo motor respectively through a plurality of control switch and external power supply electric connection.

The utility model discloses a technological effect and advantage:

(1) the buffer spring sleeved and connected with the surface of the telescopic mechanism has a good buffer effect, and damage to the punching block caused by excessive impact force in the punching process of the upper die is avoided;

(2) the servo motor drives the rotation of adjusting position department lead screw well through the installation, is connected through gear and chain drive between two lead screws to drive two synchronous rotations of lead screw, drive the removal of slider through the rotation of lead screw, the removal that drives U type frame through the removal of slider, make through the removal of U type frame go up mould and lower mould dislocation, make things convenient for the change of lower mould and last mould.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the fixing base of the present invention;

FIG. 3 is a schematic top view of the fixing base of the present invention;

fig. 4 is a partial enlarged view of a portion a in fig. 3 according to the present invention;

fig. 5 is a schematic view of the connection structure of the sleeve and the loop bar of the present invention.

In the figure: 1. a base; 2. a fixed seat; 3. fastening a bolt; 4. a chute; 5. a U-shaped frame; 6. a screw rod; 7. an electric hydraulic cylinder; 8. an upper die; 9. a groove; 10. a lower die; 11. an equipment box; 12. air holes are formed; 13. a buffer spring; 14. a telescoping mechanism; 15. a slider; 16. a gear; 17. a chain; 18. a servo motor; 19. a sleeve; 20. a loop bar; 21. a limiting groove; 22. a limiting rod; 23. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a stamping die with a buffer structure for processing an elevator door, as shown in figures 1-5, which comprises a base 1, wherein a fixed seat 2 is fixedly arranged at the top end of the base 1, sliding grooves 4 are respectively arranged at both sides of the top end of the fixed seat 2, a moving mechanism is respectively and fixedly arranged inside the two sliding grooves 4, a U-shaped frame 5 is fixedly arranged at the moving end of the moving mechanism, an electric hydraulic cylinder 7 is fixedly arranged at the middle part of the bottom end of the U-shaped frame 5, an upper die 8 is fixedly arranged at the telescopic end of the electric hydraulic cylinder 7, a groove 9 is arranged at the middle part of the top end of the fixed seat 2, a plurality of telescopic mechanisms 14 are fixedly arranged at equal intervals at the bottom of the groove 9, a buffer spring 13 is sleeved and connected on the surfaces of the plurality of telescopic mechanisms 14, the stamping effect is effectively ensured by the buffer force of the buffer spring 13, a connecting plate is fixedly arranged at the top ends of the plurality of telescopic mechanisms 14, a lower die 10 is fixedly arranged at the top end of the connecting plate, and the lower die 10 is aligned with the upper die 8, the telescopic mechanism 14 comprises a sleeve 19 and a loop bar 20, the bottom end of the sleeve 19 is fixedly connected with the bottom of the groove 9, the loop bar 20 is sleeved and connected at the top end of the sleeve 19, and a limiting mechanism is arranged between the loop bar 20 and the sleeve 19.

The moving mechanism comprises two screw rods 6, two gears 16, a chain 17 and a servo motor 18, the insides of two sliding chutes 4 are both connected with sliding blocks 15 in a sliding way, the top ends of the two sliding blocks 15 are fixedly connected with the two sides of the bottom end of the U-shaped frame 5, the two side groove walls of the sliding chutes 4 are rotatably connected with the screw rods 6 through embedded bearings, the two screw rods 6 are in threaded connection with the middle parts of the corresponding sliding blocks 15, one ends of the two screw rods 6 penetrate through the sliding chutes 4 to be fixedly provided with the gears 16, the chain 17 is connected between the two gears 16 in a transmission way, the top of the back surface of the base 1 is fixedly provided with an equipment box 11, the inside of the equipment box 11 is fixedly provided with the servo motor 18, the output shaft of the servo motor 18 is fixedly connected with one end of the corresponding screw rod 6, the screw rod 6 is driven to rotate by the rotation of the servo motor 18, the slide block 15 is driven to move by the rotation of the screw rod 6, and the U-shaped frame 5 is driven to move by the movement of the slide block 15.

Stop gear includes stopper 23 and gag lever post 22, and loop bar 20 both sides bottom is all fixed and is equipped with stopper 23, and spacing groove 21 has all been seted up to the both sides of sleeve 19 inner wall, and two stoppers 23 with correspond spacing groove 21 sliding connection, the middle part of two spacing grooves 21 is all fixed and is equipped with gag lever post 22, and gag lever post 22 alternates with the middle part of stopper 23 to be connected, slides with spacing groove 21 through stopper 23, is convenient for carry on spacingly to the direction that loop bar 20 removed.

A plurality of bleeder vents 12 have been seted up to the back equidistance of fixing base 2, the equal fixed mounting in inside of a plurality of bleeder vents 12 has the dust screen, four limit departments on 1 top of base set offer threaded hole, the equal threaded connection in inside of four threaded holes has fastening bolt 3, the fixed of the base 1 of being convenient for, the edge fixed mounting of 2 one sides of fixing base has flush mounting plate switch, flush mounting plate switch surface installs a plurality of control switches respectively, electric hydraulic cylinder 7 and servo motor 18 are respectively through a plurality of control switches and external power supply electric connection.

The utility model discloses the theory of operation: when the stamping die with the buffer mechanism for processing the elevator door needs to be used, firstly, a stamping part is manually placed between a lower die 10 and an upper die 8, then an electric hydraulic cylinder 7 is opened, the upper die 8 is pushed to move downwards through the electric hydraulic cylinder 7, when the upper die 8 extrudes the lower die 10, a buffer spring 13 is in a compressed state downwards, a loop bar 20 moves towards the inside of a sleeve 19 at the moment, the loop bar 20 is limited by sliding of a limiting block 23 and a limiting groove 21, the upper die 8 is separated from the lower die 10 after stamping is finished, the lower die 10 is reset through the extrusion force of the buffer spring 13, when the lower die 10 needs to be replaced, a servo motor 18 is manually opened, the screw rods 6 at the aligned positions are driven to rotate through the rotation of the servo motor 18, the two screw rods 6 are driven to rotate synchronously through a gear 16 and a chain 17, and the slide block 15 is driven to move through the rotation of the screw rods 6, the U-shaped frame 5 is driven to move through the movement of the sliding block 15, so that the upper die 8 and the lower die 10 are separated in a staggered mode, and the lower die 10 is convenient to replace.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

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 stamping die with the buffer structure for processing the elevator door comprises a base (1) and is characterized in that a fixed seat (2) is fixedly mounted at the top end of the base (1), sliding grooves (4) are formed in two sides of the top end of the fixed seat (2), a moving mechanism is fixedly mounted in each of the two sliding grooves (4), a U-shaped frame (5) is fixedly mounted at the moving end of the moving mechanism, an electric hydraulic cylinder (7) is fixedly mounted in the middle of the bottom end of the U-shaped frame (5), an upper die (8) is fixedly mounted at the telescopic end of the electric hydraulic cylinder (7), a groove (9) is formed in the middle of the top end of the fixed seat (2), a plurality of telescopic mechanisms (14) are fixedly mounted at equal intervals at the bottom of the groove (9), a buffer spring (13) is sleeved on the surfaces of the plurality of telescopic mechanisms (14), and a connecting plate is fixedly mounted at the top end of the plurality of telescopic mechanisms (14), the utility model discloses a telescopic structure, including connecting plate, lower mould (8), telescopic mechanism (14), groove bottom fixed connection, the top fixed mounting of connecting plate has lower mould (10), just lower mould (10) are adjusted well with last mould (8) position, telescopic mechanism (14) include sleeve (19) and loop bar (20), the bottom of sleeve (19) and the tank bottom fixed connection of recess (9), the top cover of sleeve (19) is established and is connected with loop bar (20), just be provided with stop gear between loop bar (20) and sleeve (19).

2. The stamping die with the buffering structure for the elevator door machining as claimed in claim 1, wherein the moving mechanism comprises two lead screws (6), two gears (16), a chain (17) and a servo motor (18), the inside of the two sliding chutes (4) is connected with sliding blocks (15) in a sliding manner, the top ends of the two sliding blocks (15) are fixedly connected with the two sides of the bottom end of the U-shaped frame (5), the two side groove walls of the sliding chutes (4) are rotatably connected with the lead screws (6) through embedded bearings, the two lead screws (6) are in threaded connection with the middle parts of the corresponding sliding blocks (15), one ends of the two lead screws (6) penetrate through the sliding chutes (4) to be fixedly provided with the gears (16), the chain (17) is connected between the two gears (16) in a transmission manner, the top of the back of the base (1) is fixedly provided with an equipment box (11), a servo motor (18) is fixedly installed inside the equipment box (11), and an output shaft of the servo motor (18) is fixedly connected with one end of the corresponding screw rod (6).

3. The stamping die for processing the elevator door with the buffering structure as claimed in claim 1, wherein the limiting mechanism includes limiting blocks (23) and limiting rods (22), the limiting blocks (23) are fixedly disposed at the bottoms of the two sides of the loop bar (20), the limiting grooves (21) are disposed at the two sides of the inner wall of the sleeve (19), the two limiting blocks (23) are slidably connected with the corresponding limiting grooves (21), the limiting rods (22) are fixedly disposed at the middle portions of the two limiting grooves (21), and the limiting rods (22) are connected with the middle portions of the limiting blocks (23) in an inserting manner.

4. The stamping die for processing the elevator door with the buffering structure as claimed in claim 1, wherein a plurality of air holes (12) are formed in the back surface of the fixing seat (2) at equal intervals, and a dust screen is fixedly installed inside each of the air holes (12).

5. The stamping die for processing the elevator door with the buffering structure as claimed in claim 1, wherein threaded holes are opened at four sides of the top end of the base (1), and fastening bolts (3) are screwed inside all the four threaded holes.

6. The stamping die for processing the elevator door with the buffering structure as claimed in claim 1, wherein a switch panel is fixedly installed at a corner of one side of the fixing seat (2), and a plurality of control switches, an electric hydraulic cylinder (7) and a servo motor (18) are respectively installed on the surface of the switch panel and are electrically connected with an external power supply through the plurality of control switches.