CN211360225U

CN211360225U - Steel plate bending device

Info

Publication number: CN211360225U
Application number: CN201922142588.5U
Authority: CN
Inventors: 马国平; 朱寻觅
Original assignee: Jiaxing Qiujing Machinery Co ltd
Current assignee: Jiaxing Qiujing Machinery Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-08-28
Anticipated expiration: 2029-12-04

Abstract

The utility model discloses a steel plate bending device, which comprises a base, a top seat, a first cylinder, a bending mechanism, a material returning mechanism, a control device and a groove pressing mechanism, wherein the first cylinder is fixed on the base through a support, the end part of a telescopic rod of the first cylinder is connected with the top seat and drives the top seat to move up and down, the bending mechanism comprises a bending punch and a plurality of elastic pins which are respectively fixed on the bottom surface of the top seat, the top surface of the base is provided with a punching notch corresponding to the bending punch, the groove pressing mechanism is arranged on the left side of the bending mechanism, the groove pressing mechanism comprises an upper pressing block fixed on the bottom surface of the top seat, a lower pressing block arranged below the upper pressing block and a fourth cylinder for pushing the lower pressing block to move up and down, the center of the bottom surface of the upper pressing block is provided with a plurality of upper protruding strips, the two ends of the top surface of the lower pressing block are respectively, simple structure, can make the thick steel plate buckle fast under the relatively less stamping force degree.

Description

Steel plate bending device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field that the steel sheet was buckled, especially a steel sheet technical field of device of buckling.

[ background of the invention ]

The steel plate bending product is formed by bending a steel plate in a stamping mode, and is widely applied. The existing steel plate bending machine needs to manually transfer a steel plate to a bending mechanism to be bent, the steel plate is manually transferred to a shaping mechanism to be bent and shaped, the large and thick steel plate often needs two persons to simultaneously hold the steel plate for operation, the production efficiency is low, potential safety hazards exist, and the thick steel plate is large in blank thickness and difficult to bend.

[ Utility model ] content

The utility model aims at solving the problem in the prior art, providing a steel sheet device of buckling, simple structure buckles high-efficiently, can make the thick steel plate buckle fast under relative less impact strength.

In order to achieve the purpose, the utility model provides a steel plate bending device, which comprises a base, a top seat, a first cylinder, a bending mechanism, a material returning mechanism, a control device and a grooving mechanism, wherein the first cylinder is fixed on the base through a pillar, the end part of a telescopic rod of the first cylinder is connected with the top seat and drives the top seat to move up and down, the bending mechanism comprises a bending punch and a plurality of elastic pins which are respectively fixed on the bottom surface of the top seat, the top surface of the base is provided with a stamping notch corresponding to the bending punch, the material returning mechanism comprises a pushing frame which is positioned below the stamping notch, a second cylinder which drives the pushing frame to move up and down so as to lead a pushing block fixed at the top end of the pushing frame to extend out or return into the base, a push plate which is positioned at the rear side of the top surface of the stamping notch, and a third cylinder which pushes the push plate, the grooving mechanism comprises an upper pressing block fixed on the bottom surface of the top seat, a lower pressing block located below the upper pressing block and a fourth cylinder for pushing the lower pressing block to move up and down, a plurality of upper raised lines are arranged in the center of the bottom surface of the upper pressing block, lower raised lines are arranged at two ends of the top surface of the lower pressing block respectively, a stop block is arranged on the right side of the top surface of the base and located on the bending mechanism, and the first cylinder, the bending mechanism, the material returning mechanism and the grooving mechanism are electrically connected with the control device respectively.

Preferably, the height of the stop is greater than the thickness of the steel plate to be treated.

Preferably, the elastic pin sets up in the left and right sides of the drift of buckling, the elastic pin includes that one end is fixed at the spring in the footstock and is fixed at the round pin body of the spring other end, push away the frame and include diaphragm and the riser that is located diaphragm top surface both ends, the ejector pad is located the top of riser, the elastic pin is located between ejector pad and the punching press notch.

Preferably, the cross sections of the upper convex strips and the lower convex strips are triangular.

The utility model has the advantages that: the utility model discloses a thereby first cylinder drives footstock up-and-down motion and is close to or keeps away from the base, utilizes the upper convex strip to form a plurality of upper grooves at the top surface central authorities of pending steel sheet, utilizes lower sand grip 721 to form the low groove respectively at the bottom surface both ends of pending steel sheet, and the cooperation drift oppression steel sheet of buckling to make the steel sheet under relatively less impact strength, bend at the groove rapidly again along the radian of punching press notch gradually crooked, simple structure, it is efficient to buckle.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a front sectional view of a steel plate bending device according to the present invention in a first working state;

fig. 2 is a front sectional view of a steel plate bending device according to the present invention in a second working state;

fig. 3 is a front sectional view of a steel plate bending device in a third working state of the present invention;

in the figure: 1-base, 11-punching notch, 12-stop block, 2-footstock, 3-first cylinder, 4-bending mechanism, 41-bending punch, 42-elastic pin, 421-spring, 422-pin body, 5-material returning mechanism, 51-second cylinder, 52-pushing frame, 53-pushing block, 54-third cylinder, 55-pushing plate, 6-control device, 7-groove pressing mechanism, 71-upper pressing block, 711-upper convex strip, 72-lower pressing block, 721-lower convex strip and 73-fourth cylinder.

[ detailed description ] embodiments

Referring to fig. 1, 2 and 3, the steel plate bending apparatus of the present invention comprises a base 1, a top seat 2, a first cylinder 3, a bending mechanism 4, a material returning mechanism 5, a control device 6 and a groove pressing mechanism 7, wherein the first cylinder 3 is fixed on the base 1 through a pillar, the end of a telescopic rod of the first cylinder 3 is connected with the top seat 2 and drives the top seat 2 to move up and down, the bending mechanism 4 comprises a bending punch 41 and a plurality of elastic pins 42 respectively fixed on the bottom surface of the top seat 2, the top surface of the base 1 is provided with a stamping notch 11 corresponding to the bending punch 41, the material returning mechanism 5 comprises a pushing frame 52 located below the stamping notch 11, a second cylinder 51 driving the pushing frame 52 to move up and down so as to extend or return a pushing block 53 fixed on the top end of the pushing frame 52 into the base 1, a pushing plate 55 located on the rear side of the top surface of the stamping notch 11, and a third cylinder 54 pushing the pushing plate 55 to move, the grooving mechanism 7 is located on the left side of the bending mechanism 4, the grooving mechanism 7 comprises an upper pressing block 71 fixed on the bottom surface of the top seat 2, a lower pressing block 72 located below the upper pressing block 71 and a fourth cylinder 73 pushing the lower pressing block 72 to move up and down, a plurality of upper protruding strips 711 are arranged in the center of the bottom surface of the upper pressing block 71, lower protruding strips 721 are respectively arranged at two ends of the top surface of the lower pressing block 72, a stop block 12 is arranged on the top surface of the base 1 and located on the right side of the bending mechanism 4, the first cylinder 3, the bending mechanism 4, the material returning mechanism 5 and the grooving mechanism 7 are respectively electrically connected with the control device 6, the height of the stop block 12 is larger than the thickness of the processed steel plate, the elastic pins 42 are arranged on the left side and the right side of the punch bending 41, the elastic pins 42 comprise a spring 421 with one end fixed in the top seat 2 and a pin body 422 fixed at the other end of, the push block 53 is located at the top end of the vertical plate, the elastic pin 42 is located between the push block 53 and the punching notch 11, and the cross sections of the upper convex strip 711 and the lower convex strip 721 are triangular.

The utility model discloses the working process:

firstly, a steel plate to be processed is conveyed into the top surface of the base 1 from the left side through a conveyor belt, and then passes through the grooving mechanism 7 and the bending mechanism 4 from the left side to the right side in sequence. When the steel plate moves to the lower pressing block 72, the first cylinder 3 drives the upper pressing block 71 to move downwards through the telescopic rod and the top seat 2 to gradually approach the lower pressing block 72, meanwhile, the fourth cylinder 73 drives the lower pressing block 72 to move upwards through the telescopic rod to gradually approach the upper pressing block 71, in the extrusion process, a plurality of upper grooves are formed in the center of the top surface of the steel plate to be processed through the upper protruding strips 711, and lower grooves are formed in two ends of the bottom surface of the steel plate to be processed through the lower protruding strips 721. Then, the steel plate with the groove is pushed by the next steel plate to be processed entering the top surface of the base 1 to move rightwards until the steel plate collides with the stopper 12 and then stops. Subsequently, the first cylinder 3 drives the bending mechanism 4 to move downwards through the telescopic rod and the top seat 2, the bending punch 41 presses the steel plate to be bent at the groove and then gradually bends along the radian of the stamping notch 11, and the elastic pin 42 gradually compresses two ends of the steel plate in the descending process to prevent the steel plate from warping. Then, the second cylinder 51 drives the pushing block 53 to move upwards through the telescopic rod and the pushing frame 52, so as to push up the punched steel plate from the punching notch 11, and the third cylinder 54 drives the pushing plate 55 to move forwards through the telescopic rod, so as to push the pushed and lifted steel plate away from the base 1.

The utility model discloses a thereby first cylinder drives footstock up-and-down motion and is close to or keeps away from the base, utilizes the upper convex strip to form a plurality of upper grooves at the top surface central authorities of pending steel sheet, utilizes lower sand grip 721 to form the low groove respectively at the bottom surface both ends of pending steel sheet, and the cooperation drift oppression steel sheet of buckling to make the steel sheet under relatively less impact strength, bend at the groove rapidly again along the radian of punching press notch gradually crooked, simple structure, it is efficient to buckle.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a steel sheet device of buckling which characterized in that: the material returning mechanism comprises a base (1), a top seat (2), a first cylinder (3), a bending mechanism (4), a material returning mechanism (5), a control device (6) and a groove pressing mechanism (7), wherein the first cylinder (3) is fixed on the base (1) through a support column, the end part of a telescopic rod of the first cylinder (3) is connected with the top seat (2) and drives the top seat (2) to move up and down, the bending mechanism (4) comprises a bending punch (41) and a plurality of elastic pins (42) which are respectively fixed on the bottom surface of the top seat (2), a stamping notch (11) corresponding to the bending punch (41) is arranged on the top surface of the base (1), and the material returning mechanism (5) comprises a pushing frame (52) positioned below the stamping notch (11), and a pushing frame (52) is driven to move up and down, so that a pushing block (53) fixed on the top end of the pushing frame (52) extends out or returns to a second cylinder (51) in the base (1, A push plate (55) positioned at the rear side of the top surface of the stamping notch (11) and a third air cylinder (54) for pushing the push plate (55) to move back and forth, the groove pressing mechanism (7) is positioned at the left side of the bending mechanism (4), the groove pressing mechanism (7) comprises an upper pressing block (71) fixed at the bottom surface of the top seat (2), a lower pressing block (72) positioned below the upper pressing block (71) and a fourth air cylinder (73) for pushing the lower pressing block (72) to move up and down, the center of the bottom surface of the upper pressing block (71) is provided with a plurality of upper convex strips (711), two ends of the top surface of the lower pressing block (72) are respectively provided with a lower convex strip (721), the top surface of the base (1) and the right side of the bending mechanism (4) are provided with a stop block (12), the first air cylinder (3), the bending mechanism (4), the material returning mechanism (5) and the groove pressing mechanism (7) are electrically connected with the control device (6) respectively.

2. The steel plate bending apparatus according to claim 1, wherein: the height of the stop block (12) is greater than the thickness of the steel plate to be processed.

3. The steel plate bending apparatus according to claim 1, wherein: elastic pin (42) set up in the left and right sides of buckling drift (41), elastic pin (42) include that one end is fixed spring (421) in footstock (2) and is fixed at the round pin body (422) of spring (421) other end, push away frame (52) including the diaphragm with be located the riser at diaphragm top surface both ends, ejector pad (53) are located the top of riser, elastic pin (42) are located between ejector pad (53) and punching press notch (11).

4. The steel plate bending apparatus according to claim 1, wherein: the sections of the upper convex strip (711) and the lower convex strip (721) are triangular.