CN215824063U

CN215824063U - Stamping die for elevator parts

Info

Publication number: CN215824063U
Application number: CN202121521979.9U
Authority: CN
Inventors: 黄振
Original assignee: Suzhou Likun Metal Products Co ltd
Current assignee: Suzhou Likun Metal Products Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-02-15
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses a stamping die for elevator parts, which comprises an upper support plate, wherein a rotating block is eccentrically and rotatably arranged on the upper support plate, a telescopic cylinder is fixedly inserted into one eccentric side of the rotating block, an upper die is arranged at the lower end of a piston rod of the telescopic cylinder, a device for driving the rotating block to rotate in a reciprocating manner is arranged behind the upper surface of the upper support plate, a base is further arranged, a lower die is arranged in the middle of the upper surface of the base, supports are arranged at four corners of the upper surface of the base, and the upper support plate is arranged between the upper ends of the four supports. The telescopic cylinder for stamping is arranged on the rotating block which can rotate left and right, and the telescopic cylinder is eccentrically arranged on the rotating block, so that when the rotating block rotates, the upper die and the lower die can be staggered, and blanking is performed after the staggering, so that blanking can be more convenient, and workpieces are prevented from falling into the lower die.

Description

Stamping die for elevator parts

Technical Field

The utility model relates to the technical field of stamping, in particular to a stamping die for elevator parts.

Background

When elevator spare part is in production, in order to process it into required state, need use stamping die with its punching press, at the vertical correspondence in upper die and lower mould position, the work piece card is on last mould after the punching press is accomplished, and during the unloading, the work piece is easy for the secondary to fall on the lower mould.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stamping die for elevator parts, which aims to solve the problems that in the prior art, an upper die and a lower die are vertically corresponding, a workpiece is clamped on the upper die after stamping, and the workpiece is easy to fall on the lower die for the second time during blanking.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an elevator spare part's stamping die, includes the extension board, go up the eccentric rotation on the extension board and install rotatory piece, the eccentric one side of rotatory piece inserts and is fixed with the telescoping cylinder, and the piston rod lower extreme of telescoping cylinder installs the mould, go up the upper surface rear of extension board and install and be used for driving the reciprocal pivoted device of rotatory piece.

Preferably, still include the base, the upper surface middle part of base is equipped with the lower mould, and four corners of the upper surface of base all install the support, go up the backup pad and install between the upper end of four supports.

Preferably, the guide rods are installed on two sides of the upper surface of the upper die, penetrate through the upper surface of the rotating block, and the limiting plates are fixedly connected between the upper ends of the two guide rods.

Preferably, the circumference of the guide rod is externally sleeved with a spring, and the spring is positioned between the rotating block and the limiting plate.

Preferably, the device for driving the rotating block to rotate back and forth comprises: and a tooth part is arranged on one half of the outer surface of the rotating block, and a driving structure is arranged behind the tooth part.

Preferably, the driving structure comprises a pinion arranged behind the rotating block, the pinion is meshed with the tooth part, a reciprocating rod is arranged on one side, away from the rotating block, of the pinion, a blank area is formed on one side of the reciprocating rod, a rack area is formed on the other side of the reciprocating rod, the rack area is meshed with the pinion, and a reciprocating assembly used for driving the reciprocating rod to reciprocate is arranged behind the reciprocating rod.

Preferably, the reciprocating assembly comprises a screw rod rotatably mounted behind the upper surface of the upper support plate, a nut in threaded connection with the screw rod and a motor for driving the screw rod to rotate, and the nut is fixedly connected with the middle of the reciprocating rod.

Compared with the prior art, the utility model has the beneficial effects that: the telescopic cylinder for stamping is arranged on the rotating block which can rotate left and right, and the telescopic cylinder is eccentrically arranged on the rotating block, so that when the rotating block rotates, the upper die and the lower die can be staggered, and blanking is performed after the staggering, so that blanking can be more convenient, and workpieces are prevented from falling into the lower die.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic view of the installation of the rotating block of the present invention;

FIG. 3 is a top view of the rotating block in the as-molded state of the present invention;

FIG. 4 is a top view of the shaped rotating block of the present invention;

FIG. 5 is a top view of the rotary block of the present invention as it rotates and is fed.

In the figure: 1. a base; 2. a support; 3. a reciprocating assembly; 31. a screw rod; 32. a motor; 33. a nut; 4. a guide bar; 5. a telescopic cylinder; 6. rotating the block; 7. an upper die; 8. an upper support plate; 9. a reciprocating lever; 91. a blank area; 92. a rack area; 10. a lower die; 11. a pinion gear; 12. a tooth portion.

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 and 2, in an embodiment of the present invention, a stamping die for elevator components includes an upper support plate 8, and further includes a base 1, a lower die 10 is disposed in the middle of the upper surface of the base 1, the supports 2 are mounted at four corners of the upper surface of the base 1, the upper support plate 8 is mounted between the upper ends of the four supports 2, and the lower die 10 serves as a lower die for stamping forming of the device;

continuing to refer to fig. 1 and 2, a rotating block 6 is eccentrically and rotatably mounted on an upper supporting plate 8, a telescopic cylinder 5 is fixedly inserted into an eccentric side of the rotating block 6, an upper die 7 is mounted at the lower end of a piston rod of the telescopic cylinder 5, the upper die 7 can be driven to move downwards when the telescopic cylinder 5 extends, and the upper die 7 can move downwards to be matched with a lower die 10 to form a workpiece;

as shown in fig. 1 and 2, a device for driving the rotating block 6 to rotate back and forth is installed behind the upper surface of the upper supporting plate 8, after punching, a workpiece is clamped inside the upper die 7, the telescopic cylinder 5 is shortened to drive the workpiece to move upwards along with the upper die 7, at this time, when the rotating block 6 rotates back and forth, the upper die 7 and the lower die 4 are dislocated due to the eccentric arrangement of the telescopic cylinder 5, the upper die 7 is convenient to discharge after being dislocated, an air pipe (not shown in the figure) connected with an air blower is inserted into the inner card of the upper die 7, when air is blown, the inner workpiece can be blown down by air pressure to facilitate discharging, and a conveyor belt can be arranged at the discharging position to convey the workpiece away (not shown in the figure);

as shown in fig. 1, guide rods 4 are mounted on two sides of the upper surface of an upper die 7, the guide rods 4 penetrate through the upper surface of a rotating block 6, a limiting plate is fixedly connected between the upper ends of the two guide rods 4, when a telescopic cylinder 5 is telescopic, the guide rods 4 guide the up-and-down movement of the upper die 7 to prevent the upper die from tilting, the limiting plate can prevent the guide rods 4 from being separated from the rotating block 6 due to excessive downward movement, springs are sleeved outside the circumference of the guide rods 4 and located between the rotating block 6 and the limiting plate, and the springs play a role in stamping buffering;

as shown in fig. 2 and 3, the device for driving the rotation block 6 to rotate back and forth includes: a tooth part 12 is arranged on one half of the outer surface of the rotating block 6, and a driving structure is arranged behind the tooth part 12 and can drive the rotating block 6 to rotate back and forth through the tooth part 12;

with continued reference to fig. 2 and 3, the driving structure includes a pinion 11 disposed behind the rotary block 6, and the pinion 11 is engaged with the teeth 12, so that the rotary block 6 can rotate in the forward direction when the pinion 11 rotates in the forward direction, and the rotary block 6 can rotate in the reverse direction when the pinion 11 rotates in the reverse direction, thereby realizing the reciprocating rotation of the rotary block 6;

as shown in fig. 3 and 4, a reciprocating rod 9 is disposed on one side of the pinion 11 away from the rotating block 6, a blank space 91 is disposed on one side of the reciprocating rod 9, a rack area 92 is disposed on the other side of the reciprocating rod 9, the rack area 92 is engaged with the pinion 11, a reciprocating assembly 3 for driving the reciprocating rod 9 to reciprocate is disposed behind the reciprocating rod 9, the reciprocating assembly 3 can drive the reciprocating rod 9 to reciprocate, and the pinion 11 can be driven to rotate in a reciprocating manner through the rack area 92 when the reciprocating rod 9 reciprocates;

it should be particularly noted that, a blank area 91 is provided on the reciprocating lever 9, when the blank area 91 of the reciprocating lever 9 rotates to a position corresponding to the pinion 11 (as shown in fig. 5), the pinion 11 and the rotating block 6 are both in a stationary state, and the time of the stationary state is the blanking time after the upper die 6 rotates and the lower die 10 is staggered, so as to ensure sufficient blanking time;

referring to fig. 1 and 3, the reciprocating assembly 3 includes a screw rod 31 rotatably mounted behind the upper surface of the upper support plate 8, a nut 33 screwed onto the screw rod 31, and a motor 32 for driving the screw rod 31 to rotate, the nut 33 is fixedly connected to the middle of the reciprocating rod 9, the motor 32 can drive the screw rod 31 to rotate, and when the screw rod 31 rotates, the nut 33 can be driven to move left and right, so that the reciprocating rod 9 can move left and right.

The working principle and the using process of the utility model are as follows: when the device is used, a workpiece is placed in the lower die 4, then the telescopic cylinder 5 is used for extending, the upper die 7 is further driven to move downwards, the upper die 7 moves downwards to be matched with the lower die 10 to punch the workpiece (at the moment, the states of all gears are shown in figure 3), after punching is finished, the telescopic cylinder 5 is shortened, at the moment, the workpiece is clamped in the upper die 7 and moves upwards together with the upper die 7, then the motor 32 drives the screw rod 31 to rotate through driving the motor 32, the screw rod 31 can drive the nut 33 to move rightwards (from the state shown in figure 3 to the state shown in figure 4) at the visual angle shown in figure 3 when rotating, further, the reciprocating rod 9 moves rightwards, when the reciprocating rod 9 moves rightwards, the pinion 11 rotates clockwise when moving rightwards, the rotating block 6 rotates anticlockwise until the upper die 7 is staggered to the rear side of the lower die 4 by the rotating block 6, at the moment, the nut 33 continuously moves rightwards, when the blank area 91 of the reciprocating rod 9 rotates to the position corresponding to the pinion 11 (from the state of fig. 4 to fig. 5), the pinion 11 and the rotating block 6 are both in a static state, the staying time of the static state is the blanking time after the upper die 6 rotates and the lower die 10 are staggered, the blanking time is sufficient, and after the blanking is finished, the motor 32 rotates reversely, and the rotating block 6 returns.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an elevator spare part's stamping die, includes extension board (8), its characterized in that: go up the eccentric rotation on extension board (8) and install rotatory piece (6), the eccentric one side of rotatory piece (6) is inserted and is fixed with telescoping cylinder (5), and the piston rod lower extreme of telescoping cylinder (5) installs mould (7), go up the upper surface rear of extension board (8) and install the device that is used for driving rotatory piece (6) reciprocal rotation.

2. The elevator component stamping die according to claim 1, wherein: still include base (1), the upper surface middle part of base (1) is equipped with lower mould (10), and four corners of the upper surface of base (1) all install support (2), go up extension board (8) and install between the upper end of four support (2).

3. The elevator component stamping die according to claim 1 or 2, wherein: go up the upper surface both sides of mould (7) and all install guide bar (4), and guide bar (4) pass the upper surface of rotatory piece (6), and the rigid coupling has the limiting plate between the upper end of two guide bar (4).

4. The elevator component stamping die according to claim 3, wherein: the outside cover of circumference of guide bar (4) is equipped with the spring, and the spring is located between rotatory piece (6) and the limiting plate.

5. The elevator component stamping die according to claim 1, wherein: the device for driving the rotating block (6) to rotate back and forth comprises: and a tooth part (12) is arranged on one half of the outer surface of the rotating block (6), and a driving structure is arranged behind the tooth part (12).

6. The elevator component stamping die according to claim 5, wherein: the driving structure comprises a pinion (11) arranged at the rear of a rotating block (6), the pinion (11) is meshed with a tooth part (12), a reciprocating rod (9) is arranged on one side, away from the rotating block (6), of the pinion (11), a blank space (91) is formed in one side of the reciprocating rod (9), a rack area (92) is formed in the other side of the reciprocating rod (9), the rack area (92) is meshed with the pinion (11), and a reciprocating assembly (3) used for driving the reciprocating rod (9) to reciprocate is arranged at the rear of the reciprocating rod (9).

7. The elevator component stamping die according to claim 6, wherein: the reciprocating assembly (3) comprises a screw rod (31) rotatably mounted behind the upper surface of the upper support plate (8), a nut (33) in threaded connection with the screw rod (31) and a motor (32) used for driving the screw rod (31) to rotate, and the nut (33) is fixedly connected with the middle of the reciprocating rod (9).