CN211248002U

CN211248002U - Sectional type stamping die ejector

Info

Publication number: CN211248002U
Application number: CN201921424389.7U
Authority: CN
Inventors: 贾喜悦; 姜永超; 贾振; 张鑫鹏; 许春玲
Original assignee: Dalian Dali Precision Dieandmould Development Co ltd
Current assignee: Dalian Dali Precision Dieandmould Development Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-08-14
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to a pattern drawing device technical field specifically is a sectional type stamping die pattern drawing device, including moving mould ware arm and lifting the mould ware, the other end that moves mould ware arm is connected with and lifts the mould ware, lifts the buffer frame that the mould ware includes adjuster frame and is connected with adjuster frame both ends, the inside buffer that is provided with of buffer frame, the inside adjuster that is provided with of adjuster frame, beneficial effect is: the utility model segments the longer original die lifter frame and is formed by splicing the buffer frame and the adjuster frame, thereby greatly reducing the processing cost of the die lifter, and being capable of splicing and installing according to the size of the stamping platform and being more flexible; main spring A and main spring B, antifriction bearing A and antifriction bearing B all set to different specifications, avoid placing stamping equipment's in-process with the mould, and its performance produces and subtracts progressively.

Description

Sectional type stamping die ejector

Technical Field

The utility model relates to a pattern drawing ware technical field specifically is a sectional type stamping die pattern drawing ware.

Background

Stamping die's quality is great, and in the middle of placing stamping equipment with the mould, because stamping die possesses inertia great, the process of promotion is comparatively difficult, is unfavorable for the operation of pressure center adjustment on next step, and the stripper on the existing market generally sets up spring and bearing guide pulley in u type groove and t type inslot, through floating guide roll on the spring, realizes that the mould moves in or moves out.

The common length of the die carrier of the traditional ejector is longer, and the processing cost is higher in the processing process; in the process of placing the die into the stamping equipment, the pressure center of the die is aligned with the pressure center of the punch press, the performance of the spring and the bearing guide wheel of the same specification is gradually reduced, the levelness of the die in the stamping process can be influenced, and the reduction of the product quality is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sectional type stamping die ejector 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 sectional type punching die stripping device comprises a die moving device arm and a die lifting device, wherein a supporting column is fixedly connected below one end of the die moving device arm through a bolt, a plurality of fixed rolling bearings are rotatably connected inside the die moving device arm along the length direction, the other end of the die moving device arm is connected with the die lifting device, the die lifting device comprises an adjuster frame and a buffer frame connected with two ends of the adjuster frame, the buffer frame and the adjuster frame are U-shaped channel steel supports, a buffer is arranged inside the buffer frame, an adjuster is arranged inside the adjuster frame, a plurality of main springs A are connected between the lower surface of the buffer and the inner bottom surface of the buffer frame, a plurality of main springs B are connected between the lower surface of the adjuster and the inner bottom surface of the adjuster frame, a pair of side plates arranged below the buffer and the adjuster are roller bearing mounting plates, and a plurality of rolling bearings A are rotatably connected between the roller bearing mounting plates arranged on the buffer, a plurality of rolling bearings B are rotatably connected between the roller bearing mounting plates arranged on the adjuster, two ends of the buffer and the adjuster are respectively welded with a horizontal concave pressing plate, an adjusting bolt vertically penetrates through the upper surface of the pressing plate, the lower end of the adjusting bolt is in threaded connection with the inner bottom surfaces of the buffer frame and the adjuster frame, the middle part of the adjusting bolt is sleeved with a return spring, and the lower surface of the pressing plate is connected with the inner bottom surfaces of the buffer frame and the adjuster frame through the return spring.

Preferably, the connecting plate is embedded at the joint of the two side plates of the buffer frame and the adjuster frame and is fixedly connected with the buffer frame and the adjuster frame through bolts.

Preferably, the outer diameter of the main spring a is larger than that of the main spring B, the pitch of the main spring a is larger than that of the main spring B, and the stiffness coefficient of the main spring a is larger than that of the main spring B.

Preferably, the outer diameter and the inner diameter of the rolling bearing B are smaller than those of the rolling bearing a, and the friction coefficient of the rolling bearing B is larger than that of the rolling bearing a.

Preferably, a plurality of sub springs are connected between the buffer and the inner bottom surface of the buffer holder, and a plurality of sub springs are connected between the adjuster and the inner bottom surface of the adjuster holder.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model segments the longer original die lifter frame and is formed by splicing the buffer frame and the adjuster frame, thereby greatly reducing the processing cost of the die lifter, and being capable of splicing and installing according to the size of the stamping platform and being more flexible;

2. the utility model discloses in all set different specifications to main spring A and main spring B, antifriction bearing A and antifriction bearing B, avoid placing stamping equipment's in-process with the mould, its performance produces and steadilys decrease.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a front sectional view of the structure of the present invention;

FIG. 5 is an elevational, cross-sectional view of an adjuster frame configuration;

fig. 6 is a cross-sectional view taken at B-B in fig. 5.

In the figure: the die moving device comprises a die moving device arm 1, a buffer frame 2, a buffer 21, an adjuster frame 3, an adjuster 31, a connecting plate 4, a supporting column 5, a main spring A6, a main spring B61, a pressing plate 7, an adjusting bolt 8, a return spring 9, a roller bearing mounting plate 10, an auxiliary spring 11, a fixed rolling bearing 12, a rolling bearing A121 and a rolling bearing B122.

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.

Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a sectional type stamping die ejector, including moving mould arm 1 and lifting the mould ware, combine figure 1 and figure 4 to show, it is "U" type channel steel support to move mould arm 1, the one end below of moving mould arm 1 passes through bolt fixedly connected with support column 5, support the one end of moving mould arm 1, the inside of moving mould arm 1 rotates along length direction and is connected with a plurality of fixed antifriction bearing 12, the upper end of fixed antifriction bearing 12 is higher than the upper surface of moving mould arm 1, be used for with mould bottom rolling contact, the convenience promotes the mould, the other end of moving mould arm 1 is connected with lifting the mould ware, among the prior art, lifting the mould ware and installing in stamping platform.

Combine to show in fig. 1 and fig. 2, wherein lift the mould ware and include regulator frame 3 and the buffer frame 2 of being connected with regulator frame 3 both ends, buffer frame 2 and regulator frame 3 are "U" type channel steel support, and the both sides board junction inlay card of buffer frame 2 and regulator frame 3 has connecting plate 4, and connecting plate 4 passes through bolt and buffer frame 2, regulator frame 3 fixed connection, the utility model discloses to lift the mould ware frame segmentation of longer originally, splice by buffer frame 2 and regulator frame 3 and constitute, the cost of drawing the mould ware processing that has significantly reduced, can splice the installation according to the size of punching press platform moreover, it is comparatively nimble.

Referring to fig. 4, 5 and 6, a buffer 21 is disposed inside the buffer frame 2, an adjuster 31 is disposed inside the adjuster frame 3, the buffer 21 and the adjuster 31 are brackets having a tangent shape of "pi", a plurality of main springs A6 are connected between a lower surface of the buffer 21 and an inner bottom surface of the buffer frame 2, the buffer 21 is supported by the main springs A6, a plurality of main springs B61 are connected between a lower surface of the adjuster 31 and an inner bottom surface of the adjuster frame 3, the adjuster 31 is supported by the main springs B61, wherein an outer diameter of the main springs A6 is larger than that of the main springs B61, a pitch of the main springs A6 is larger than that of the main springs B61, a stiffness coefficient of the main springs A6 is larger than that of the main springs B61, a pair of side plates disposed below the buffer 21 and the roller adjuster 31 are bearing mounting plates 10, a plurality of rolling bearings a 121 are rotatably connected between the roller bearing mounting plates 10 disposed on the buffer 21, a plurality of rolling bearings B122 are rotatably connected between the roller bearing mounting plates 10 arranged on the adjuster 31, the outer diameter and the inner diameter of each rolling bearing B122 are smaller than those of the rolling bearing a 121, the friction coefficient of each rolling bearing B122 is larger than that of the rolling bearing a 121, the main spring A6, the main spring B61, the rolling bearing a 121 and the rolling bearing B122 are set to different specifications, and the performance of the die is prevented from being reduced gradually in the process of placing the die on the stamping equipment.

As shown in fig. 6, a plurality of sub springs 11 are connected between the buffer 21 and the inner bottom surface of the buffer frame 2, and a plurality of sub springs 11 are connected between the adjuster 31 and the inner bottom surface of the adjuster frame 3, so that both sides of the buffer 21 and the adjuster 31 are supported by the sub springs 11, thereby ensuring stable lifting and lowering of the buffer 21 and the adjuster 31.

Referring to fig. 4 and 5, the two ends of the buffer 21 and the adjuster 31 are welded with a horizontal recessed pressing plate 7, the adjusting bolt 8 vertically penetrates through the upper surface of the pressing plate 7, the lower end of the adjusting bolt 8 is in threaded connection with the buffer frame 2 and the inner bottom surface of the adjuster frame 3, the heights of the buffer 21 and the adjuster 31 can be adjusted within a certain range by rotating the adjusting bolt 8, the middle part of the adjusting bolt 8 is sleeved with a return spring 9, and the return spring 9 is connected with the lower surface of the pressing plate 7, the buffer frame 2 and the inner bottom surface of the adjuster frame 3, so that the pressing plate 7 is always jacked up.

The working principle is as follows: when the die of the utility model is moved to the punching equipment, the die is pushed into the first group of buffer frame 2 by placing the die on the die moving arm 1 and is in rolling contact with the plurality of fixed rolling bearings 12, the adjusting bolts 8 connected with the pressing plates 7 arranged at the two ends of the adjuster 31 are rotatably adjusted, so that the adjuster 31 is slightly lowered below the buffer 21, the die is convenient to transition from the first group of buffer frame 2 to the adjuster frame 3 and is in rolling contact with the plurality of rolling bearings B122 arranged in the adjuster 31, the adjusting bolts 8 connected with the pressing plates 7 arranged at the two ends of the second group of buffer 21 are rotatably adjusted, the second group of buffer 21 is slightly lowered below the adjuster 31, and the die is convenient to transition from the adjuster frame 3 to the second group of buffer frame 2, the mould is pushed continuously, so that the pressure gravity center of the mould coincides with the center of the second group of the buffer frames 2.

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 a sectional type stamping die ejector, includes mould shifting device arm (1) and lifts the mould ware, its characterized in that: a supporting column (5) is fixedly connected below one end of a mould moving device arm (1) through a bolt, a plurality of fixed rolling bearings (12) are rotatably connected inside the mould moving device arm (1) along the length direction, a mould lifting device is connected at the other end of the mould moving device arm (1), the mould lifting device comprises an adjuster frame (3) and a buffer frame (2) connected with the two ends of the adjuster frame (3), the buffer frame (2) and the adjuster frame (3) are U-shaped channel steel brackets, a buffer (21) is arranged inside the buffer frame (2), an adjuster (31) is arranged inside the adjuster frame (3), a plurality of main springs A (6) are connected between the lower surface of the buffer (21) and the inner bottom surface of the buffer frame (2), a plurality of main springs B (61) are connected between the lower surface of the adjuster (31) and the inner bottom surface of the adjuster frame (3), a pair of side plates arranged below the buffer (21) and the adjuster (31) are roller bearing mounting plates (10), a plurality of rolling bearings A (121) are rotatably connected between the roller bearing mounting plates (10) arranged on the buffer (21), a plurality of rolling bearings B (122) are rotatably connected between the roller bearing mounting plates (10) arranged on the adjuster (31), both ends of the buffer (21) and the adjuster (31) are welded with a horizontal concave pressing plate (7), an adjusting bolt (8) vertically penetrates along the upper surface of the pressing plate (7), the lower end of the adjusting bolt (8) is in threaded connection with the inner bottom surfaces of the buffer frame (2) and the adjuster frame (3), and the middle part of the adjusting bolt (8) is sleeved with a return spring (9), and the return spring (9) is connected with the lower surface of the pressing plate (7) and the inner bottom surfaces of the buffer frame (2) and the adjuster frame (3).

2. The segmented punch die ejector of claim 1, wherein: connecting plates (4) are clamped and embedded at the connecting positions of the two side plates of the buffer frame (2) and the adjuster frame (3), and the connecting plates (4) are fixedly connected with the buffer frame (2) and the adjuster frame (3) through bolts.

3. The segmented punch die ejector of claim 1, wherein: the outer diameter of the main spring A (6) is larger than that of the main spring B (61), the pitch of the main spring A (6) is larger than that of the main spring B (61), and the stiffness coefficient of the main spring A (6) is larger than that of the main spring B (61).

4. The segmented punch die ejector of claim 1, wherein: the outer diameter and the inner diameter of the rolling bearing B (122) are smaller than those of the rolling bearing A (121), and the friction coefficient of the rolling bearing B (122) is larger than that of the rolling bearing A (121).

5. The segmented punch die ejector of claim 1, wherein: a plurality of auxiliary springs (11) are connected between the buffer (21) and the inner bottom surface of the buffer frame (2), and a plurality of auxiliary springs (11) are connected between the adjuster (31) and the inner bottom surface of the adjuster frame (3).