CN215547057U

CN215547057U - Blanking device

Info

Publication number: CN215547057U
Application number: CN202121744252.7U
Authority: CN
Inventors: 侯建民; 高丽梅; 高春梅; 成建强; 孙晓磊; 王增辉; 张艳刚; 安君; 任雅飞
Original assignee: Jinxi Railway Vehicle Co ltd
Current assignee: Jinxi Railway Vehicle Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-01-18
Anticipated expiration: 2031-07-28

Abstract

The utility model provides a blanking device, which relates to the technical field of material processing equipment and comprises the following components: the limiting mechanism comprises a first concave part, the impact mechanism comprises a first convex part, the first concave part is arranged opposite to the first convex part, and the first concave part is suitable for accommodating the part of the test material subjected to impact deformation when the first convex part impacts the test material; stop gear still includes the backing plate that the level set up, impact mechanism still include with the sliding part that first convex part is connected, the sliding part set up in on the backing plate, just the sliding part with backing plate sliding connection, the sliding part is suitable for the drive first convex part is in slide along the horizontal direction on the backing plate in order to be close to or keep away from the examination material. The blanking device provided by the utility model realizes non-cutting edge blanking, has a simple structure, does not need frequent maintenance, and has the advantages of high blanking speed and low cost.

Description

Blanking device

Technical Field

The utility model relates to the technical field of material processing equipment, in particular to a blanking device.

Background

In the prior art, a test material is usually subjected to shearing blanking by using a shearing machine or sawing blanking by using a sawing machine, but the metal has different cutting properties such as rigidity, strength and the like due to different carbon contents of the metal, and the metal with higher carbon content has higher rigidity and hardness, such as high-carbon steel. Because the high-carbon steel bar has higher rigidity and hardness and poorer cold plastic deformation capability, when the high-carbon steel bar is blanked, the blade of the saw blade and the cutting machine is abraded quickly and needs to be frequently repaired or replaced, thereby causing high blanking cost and low blanking speed.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problems of reducing the blanking cost of test materials and improving the blanking speed.

In order to solve the above problems, the present invention provides a blanking device for impact blanking of a notched test material, comprising:

the limiting mechanism is suitable for limiting the position of the test material;

the impact mechanism is connected with the limiting mechanism and is suitable for being matched with the limiting mechanism to impact the test material;

the limiting mechanism comprises a first concave part, the impact mechanism comprises a first convex part, the first concave part and the first convex part are oppositely arranged, and the first concave part is suitable for accommodating the impact deformation part of the test material when the first convex part impacts the test material;

stop gear still includes the backing plate that the level set up, impact mechanism still include with the sliding part that first convex part is connected, the sliding part set up in on the backing plate, just the sliding part with backing plate sliding connection, the sliding part is suitable for the drive first convex part is in slide along the horizontal direction on the backing plate in order to be close to or keep away from the examination material.

Furthermore, the limiting mechanism further comprises a limiting block, the limiting block is arranged on the base plate, and the limiting block is provided with a first concave portion with an opening facing the direction of the test material.

Further, the first recess is a rectangular groove.

Further, the first convex part is an arc impact head, the arc impact head faces the direction of the rectangular groove, and the center line of the arc impact head, the center line of the rectangular groove and the center line of the notch of the test material are arranged in a collinear manner.

Further, the impact mechanism further comprises a driving structure, and the driving structure is connected with the sliding part to drive the sliding part to slide along the horizontal direction.

Further, the driving structure is a hydraulic cylinder.

Furthermore, the blanking device further comprises a bearing platform, wherein the limiting mechanism is arranged on the bearing platform and connected with the bearing platform.

Furthermore, the blanking device further comprises a reinforcing mechanism, the reinforcing mechanism is perpendicular to the bearing table, and the reinforcing mechanism is connected with the bearing table and the limiting mechanism respectively.

Further, the reinforcing mechanism comprises a baffle, the bottom of the baffle is fixedly connected with the bearing table, and a first side wall of the baffle is connected with the limiting block.

Further, strengthen the mechanism and still include the backup pad, the bottom of backup pad with bearing platform fixed connection, the second lateral wall of baffle with first lateral wall set up relatively in the both sides of baffle, just the baffle the second lateral wall with the lateral wall of backup pad is connected perpendicularly.

Compared with the prior art, the blanking device has the advantages that the position of a test material with a notch is limited through the limiting mechanism, the test material is impacted through the impacting mechanism, and when the test material is impacted through the first convex part and the first concave part, stress concentration and breakage occur at the notch of the test material, so that impact blanking of the test material is realized. The horizontally arranged base plate is matched with the sliding part to drive the first convex part to slide along the horizontal direction, so that the distance between the first convex part and the first concave part can be adjusted according to the size of a test material, and effective impact can be guaranteed. The blanking device provided by the utility model realizes non-cutting edge blanking, has a simple structure, does not need frequent maintenance, and has the advantages of high blanking speed and low cost.

Drawings

FIG. 1 is a schematic structural diagram of a blanking device in an embodiment of the utility model;

FIG. 2 is a top view of a blanking device in an embodiment of the present invention;

FIG. 3 is a schematic view of the stressed condition of the test material under impact in the embodiment of the present invention.

Description of reference numerals:

1-a limiting mechanism; 10-a limiting block; 101-a first recess; 11-a backing plate; 2-an impact mechanism; 21-a first projection; 22-a sliding part; 23-a drive structure; 3-testing materials; 4-a bearing table; 41-a support part; 5-a strengthening mechanism; 51-a baffle; 52-support plate.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the coordinate system XYZ provided herein, the X axis represents the right direction in the forward direction, the X axis represents the left direction in the reverse direction, the Y axis represents the rear direction in the forward direction, the Y axis represents the front direction in the reverse direction, the Z axis represents the upper direction in the forward direction, and the Z axis represents the lower direction in the reverse direction. Also, it is noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the utility model described herein are capable of operation in sequences other than those illustrated or described herein.

The embodiment of the utility model provides a blanking device, which is used for carrying out impact blanking on a test material 3 with a notch, and comprises the following components:

the limiting mechanism 1 is suitable for limiting the position of the test material 3;

the impact mechanism 2 is connected with the limiting mechanism 1, and the impact mechanism 2 is suitable for being matched with the limiting mechanism 1 to impact the test material 3;

the limiting mechanism 1 comprises a first concave part 101, the impact mechanism 2 comprises a first convex part 21, the first concave part 101 is arranged opposite to the first convex part 21, and the first concave part 101 is suitable for accommodating the impact deformation part of the test material 3 when the first convex part 21 impacts the test material 3;

the limiting mechanism 1 further comprises a horizontally arranged base plate 11, the impact mechanism 2 further comprises a sliding portion 22 connected with the first protruding portion 21, the sliding portion 22 is arranged on the base plate 11, the sliding portion 22 is in sliding connection with the base plate 11, and the sliding portion 22 is suitable for driving the first protruding portion 21 to slide on the base plate 11 along the horizontal direction so as to be close to or far away from the test material 3. The horizontal direction refers to the X-axis direction in the drawing.

According to the blanking device provided by the embodiment of the utility model, the position of the test material 3 with the notch is limited through the limiting mechanism 1, then the impact mechanism 2 impacts the test material 3, and the first convex part 21 is matched with the first concave part 101, so that when the first convex part 21 impacts the test material 3, stress concentration occurs at the notch of the test material 3, and then the test material 3 is broken, and impact blanking is realized. The embodiment further drives the first protrusion 21 to slide along the horizontal direction by matching the horizontally arranged backing plate 11 with the sliding part 22, so that the distance between the first protrusion 21 and the first concave part 101 can be adjusted according to the size of the test material 3, and effective impact can be guaranteed. The blanking device realizes blanking without a cutting edge, has a simple structure, does not need to carry out frequent maintenance, and has high blanking speed and low cost.

The blanking device in the implementation is more suitable for the test material 3 with smaller dimension and specification, and is particularly suitable for high-carbon steel bars with certain rigidity and brittleness. The test material 3 in this embodiment needs to be handled before the unloading, need be according to the requirement of unloading size, the breach of perpendicular to axis is seted up in the department of need fracture, in some specific embodiments, the degree of depth that the breach can cut out for utilizing plasma is 5mm, the angle is 90V type breach, to the less test material 3 of specification of dimensions, suitable cutting depth is favorable to the fracture of test material 3, cutting angle is 90V type breach, simple easy operation, be favorable to stress concentration simultaneously, be favorable to the brittle fracture of test material 3.

As shown in fig. 1 to 3, in the present embodiment, the test material 3 is placed on the backing plate 11 and abuts against the limiting mechanism 1, the first concave portion 101 of the limiting mechanism 1 is opposite to the notch of the test material 3, and the first convex portion 21 is opposite to the test material 3 and the first concave portion 101. Because sliding portion 22 and backing plate 11 sliding connection, and the slip direction is along the horizontal direction, sliding portion 22 drives first protruding portion 21 and strikes test material 3, makes test material 3 receive the impact force, and the impact force concentrates on breach department, and when the impact force is great or impact repeatedly, test material 3 then can be by breach department fracture, realizes the unloading of test material 3. The blanking device in the embodiment realizes blanking without a cutting edge, and has high blanking speed and low cost.

In some specific embodiments, the limiting mechanism 1 further includes a limiting block 10, the limiting block 10 is disposed on the backing plate 11, and the limiting block 10 is provided with a first concave portion 101 with an opening facing the direction of the test material 3.

As shown in fig. 1 to 3, the limiting block 10 in this embodiment is perpendicular to the pad 11, and forms a right angle with the pad 11, and is suitable for placing the test material 3, the middle portion of the limiting block 10 is provided with a first concave portion 101, the first concave portion 101 is opposite to the notch of the test material 3, and two sides of the test material 3 away from the notch are connected with the limiting block 10 to limit the position of the test material 3. From this, under the prerequisite that does not have other fixed knot to construct, only inject the position of examination material 3 with the right angle that stopper 10 and backing plate 11 constitute, make examination material 3 have more nimble removal space, be favorable to examination material 3's removal and adjustment, and simultaneously, stopper 10's first concave part 101 provides examination material 3 and holds the space that examination material 3 warp when receiving the impact force, the both sides that examination material 3 kept away from the breach are connected with stopper 10, make the part that examination material 3 corresponds first concave part 101 receive the impact force, the part of being connected with stopper 10 receives the effort opposite with stopper 10, under the effect of opposite impact force, examination material 3 easily breaks at breach department, realize the unloading of examination material 3. As shown in fig. 3, fig. 3 is a schematic view of the force applied to the test material 3 when the test material 3 is impacted, in which F1, F2, and F3 refer to the force applying direction of the test material 3, F2 refers to the impact force applied to the test material 3, and F1 and F3 refer to the reverse acting force from the stopper 10 when the test material 3 is impacted by the impact force F2.

As shown in fig. 1 and 2, in the present embodiment, the specific shape of the first concave portion 101 is not limited, and any shape that can fit the first convex portion 21 and accommodate the deformed test material 3 when the first convex portion 21 impacts the test material 3 can be used. Such as cylindrical recesses, hemispherical recesses, etc. In some specific embodiments, the first recess 101 may be a rectangular groove. The opening of the rectangular groove in this embodiment faces the test material 3, and the rectangular groove leaves enough accommodation space to accommodate the deformation of the test material 3 when impacted. The rectangular groove is regular in shape and beneficial to processing and manufacturing.

In some specific embodiments, as shown in fig. 2, the first protrusion 21 is an arc-shaped impact head, the arc-shaped impact head is disposed toward the rectangular groove, and a center line of the arc-shaped impact head and a center line of the rectangular groove are disposed in a same line with a center line of the gap of the test material 3.

In this embodiment, according to the characteristics of the test material 3, the test material 3 is brittle-fractured by the impact, so that the arc-shaped impact head capable of concentrating the impact force is selected, and the test material 3 is more easily fractured during the impact. Meanwhile, the center line of the arc-shaped impact head, the center line of the rectangular groove and the center line of the notch of the test material 3 are arranged in a collinear manner, so that impact force is favorably applied to the notch of the test material 3.

In some specific embodiments, the impact mechanism 2 further includes a driving structure 23, and the driving structure 23 is connected to the sliding portion 22 to drive the sliding portion 22 to slide in the horizontal direction.

As shown in fig. 2, in the present embodiment, the driving mechanism 23 drives the sliding portion 22 to slide, and the sliding portion 22 is connected to the first protruding portion 21, so that the driving mechanism 23 indirectly drives the first protruding portion 21 to slide toward the test material 3, thereby realizing the impact on the test material 3, and having a simple structure and easy control. The present embodiment does not limit the specific form of the driving structure 23, and any form that can drive the sliding portion 22 to drive the first protrusion 21 to impact the test material 3 can be applied. In some embodiments, the driving mechanism 23 is a hydraulic cylinder, which is stable, low cost and easy to replace.

In some specific embodiments, the blanking device further includes a bearing table 4, the limiting mechanism 1 is disposed on the bearing table 4, and the limiting mechanism 1 is connected to the bearing table 4.

As shown in fig. 1, in this embodiment, the bearing table 4 is horizontally disposed, the upper end of the bearing table 4 is connected to the base plate 11 of the limiting mechanism 1, and the lower end of the bearing table 4 is connected to the supporting portion 41, specifically, the supporting portion 41 may be an angle steel leg, so as to horizontally support the bearing table 4, adjust the horizontal height of the bearing table 4, and facilitate the operation of the worker during the blanking process of the blanking device.

In some specific embodiments, the blanking device further includes a reinforcing mechanism 5, the reinforcing mechanism 5 is disposed perpendicular to the bearing table 4, and the reinforcing mechanism 5 is connected to the bearing table 4 and the limiting mechanism 1 respectively.

As shown in fig. 1 to fig. 3, the bottom of the reinforcing mechanism 5 in this embodiment is fixedly connected to the bearing table 4, and the reinforcing mechanism 5 is disposed below the limiting mechanism 1 along the direction of the impact force applied to the test material 3, and abuts against the limiting block 10 of the limiting mechanism 1. When assaulting material 3, in order to prevent that stopper 10 from taking place the displacement because of being not enough to bear the impact force that material 3 conducted of trying, and then influencing the unloading process, unloader has add strengthening mechanism 5 to stopper 10 when stably receiving the impact guarantees the device stability of unloading in-process. The direction of the impact force applied to the test piece 3 is the direction opposite to the X axis in fig. 1 and 2 or the direction indicated by F2 in fig. 3. In fig. 3, F1, F2, and F3 indicate the force-receiving direction of the test material 3, F2 indicates the reverse direction along the X axis, and F1 and F3 indicate the forward direction along the X axis.

In some specific embodiments, the reinforcing mechanism 5 includes a baffle 51, a bottom of the baffle 51 is fixedly connected to the bearing platform 4, the baffle 51 includes a first sidewall, and the first sidewall is connected to the stopper 10.

As shown in fig. 1 to fig. 3, in this embodiment, the width of the baffle 51 and the width of the limiting block 10 are equal to the width of the bearing platform 4, and the first sidewall of the baffle 51 is connected to the limiting block 10, which is beneficial for the baffle 51 to provide a stable supporting function for the limiting block 10. Stopper 10 is connected with examination material 3, and the width of stopper 10 is wider more can increase with the area of contact of examination material 3, and when receiving the impact force, examination material 3 transmits the impact force that gives stopper 10 and can disperse on area of contact, reduces the too big condition of local pressure, prevents to lose stopper 10, improves stopper 10's life.

In some specific embodiments, the reinforcing mechanism 5 further includes a supporting plate 52, a bottom of the supporting plate 52 is fixedly connected to the bearing platform 4, the baffle plate 51 further includes a second sidewall opposite to the first sidewall and disposed on two sides of the baffle plate 51, and the second sidewall of the baffle plate 51 is perpendicularly connected to the sidewall of the supporting plate 52.

As shown in fig. 1 and fig. 2, the supporting plate 52 in this embodiment is disposed below the baffle 51 along the direction of the impact force applied to the test material 3, and is connected to the second sidewall of the baffle 51, when the test material 3 is impacted, the first sidewall of the baffle 51 bears the impact force transmitted by the limiting block 10, so as to enhance the stability of the blanking device during the impacting process. In some embodiments, two or more supporting plates 52 may be provided to enhance the supporting force for the baffle 51 and improve the stability of the blanking device.

In summary, in the blanking device according to the embodiment of the present invention, the position of the notched test material 3 is limited by the limiting mechanism 1, and then the impact mechanism 2 impacts the test material 3, so that when the first protrusion 21 impacts the test material 3, the first protrusion 21 and the first recess 101 cooperate with each other, stress concentration occurs at the notch of the test material 3, and then fracture occurs, thereby achieving impact blanking of the test material 3. And the base plate 11 arranged horizontally is matched with the sliding part 22 to drive the first convex part 21 to slide along the horizontal direction, so that the distance between the first convex part 21 and the first concave part 101 can be adjusted according to the size of the test material 3, and effective impact can be guaranteed. The blanking device is blanking without a cutting edge, is suitable for high-carbon steel bars with small sizes, is simple in structure, does not need to be maintained frequently, and is high in blanking speed and low in cost.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.

Claims

1. The utility model provides a unloader for take notched examination material (3) to strike the unloading, its characterized in that includes:

the limiting mechanism (1), the limiting mechanism (1) is suitable for limiting the position of the test material (3);

the impact mechanism (2) is connected with the limiting mechanism (1), and the impact mechanism (2) is suitable for being matched with the limiting mechanism (1) to impact the test material (3);

the limiting mechanism (1) comprises a first concave part (101), the impact mechanism (2) comprises a first convex part (21), the first concave part (101) is arranged opposite to the first convex part (21), and the first concave part (101) is suitable for accommodating an impacted and deformed part of the test material (3) when the first convex part (21) impacts the test material (3);

stop gear (1) still includes backing plate (11) that the level set up, impact mechanism (2) still include with sliding part (22) that first convex part (21) are connected, sliding part (22) set up in on backing plate (11), just sliding part (22) with backing plate (11) sliding connection, sliding part (22) are suitable for the drive first convex part (21) are in slide along the horizontal direction on backing plate (11) in order to be close to or keep away from examination material (3).

2. The blanking device according to claim 1, wherein the limiting mechanism (1) further comprises a limiting block (10), the limiting block (10) is arranged on the backing plate (11), and the limiting block (10) is provided with the first concave portion (101) with an opening facing the direction of the test material (3).

3. The blanking device according to claim 2, wherein the first recess (101) is a rectangular groove.

4. The blanking device according to the claim 3, characterized in that the first convex part (21) is an arc-shaped impact head, the arc-shaped impact head is arranged towards the direction of the rectangular groove, and the central line of the arc-shaped impact head, the central line of the rectangular groove and the central line of the gap of the test material (3) are arranged in a collinear way.

5. The blanking device according to claim 2, characterized in that the impact mechanism (2) further comprises a driving structure (23), the driving structure (23) being connected with the sliding part (22) to drive the sliding part (22) to slide in a horizontal direction.

6. Blanking device according to claim 5, wherein said driving structure (23) is a hydraulic cylinder.

7. The blanking device according to the claim 2, characterized in that, it also comprises a bearing platform (4), the limiting mechanism (1) is arranged on the bearing platform (4), and the limiting mechanism (1) is connected with the bearing platform (4).

8. The blanking device according to the claim 7, characterized by further comprising a reinforcing mechanism (5), wherein the reinforcing mechanism (5) is arranged perpendicular to the bearing table (4), and the reinforcing mechanism (5) is respectively connected with the bearing table (4) and the limiting mechanism (1).

9. The blanking device according to the claim 8, characterized in that the reinforcing mechanism (5) comprises a baffle (51), the bottom of the baffle (51) is fixedly connected with the bearing table (4), and the first side wall of the baffle (51) is connected with the limiting block (10).

10. The blanking device according to the claim 9, characterized in that the reinforcing mechanism (5) further comprises a supporting plate (52), the bottom of the supporting plate (52) is fixedly connected with the bearing table (4), the second side wall and the first side wall of the baffle plate (51) are oppositely arranged at two sides of the baffle plate (51), and the second side wall of the baffle plate (51) is vertically connected with the side wall of the supporting plate (52).