CN111215484A

CN111215484A - Metal plate bending hardware die

Info

Publication number: CN111215484A
Application number: CN201811428916.1A
Authority: CN
Inventors: 不公告发明人
Original assignee: Yangzhou Hanjiang District Yumei Hardware Processing Factory
Current assignee: Yangzhou Hanjiang District Yumei Hardware Processing Factory
Priority date: 2018-11-27
Filing date: 2018-11-27
Publication date: 2020-06-02

Abstract

The invention discloses a metal plate bending hardware die which comprises a workbench, a die table, a die groove, a portal frame, a driving motor, a lead screw sleeve, a sliding block and a hydraulic cylinder. The press head is convenient to disassemble and replace, so that the metal plate can be bent in different shapes, the two ends of the metal plate can be clamped, the metal plate is prevented from being damaged by being held by hands when being bent, and the metal plate is prevented from flying out of the upper end of the die table to cause damage to people.

Description

Metal plate bending hardware die

Technical Field

The invention relates to the technical field of plate bending, in particular to a metal die for bending a metal plate.

Background

When a metal plate is processed into a tool device, the plate needs to be bent into different angles so as to meet different requirements; although the existing plate bending machine can process plates into required shapes, the existing plate bending machine consumes excessive manpower and material resources in the machining process, the production efficiency is low, the existing hardware plate bending machine is single in function, only has a single die groove, and the use is inconvenient.

Through retrieval, chinese patent is granted No. CN107159750A, discloses a hardware plate bending machine convenient to remove, which comprises a workbench, a support plate, a first motor, a first rotating shaft, a first thread section, a second thread section, an internal thread sleeve, a first connecting rod, a second connecting rod, a support plate, a mold table, a mold groove, a heating device, a left side plate, a right side plate, a top plate, a second motor, a lead screw sleeve, a slide block, a hydraulic cylinder and a pressure head. The bending device in the above patent has the following disadvantages: make in the above-mentioned patent bend through pressure head and mould groove to sheet metal, though the mould groove of multiple shape is seted up on the surface of mould platform, adopt same pressure head to bend to sheet metal, sheet metal's the shape of bending is distinguished unobviously, and sheet metal people generally grasp sheet metal with the hand when bending, avoids sheet metal slope or departure, but causes the injury to the human body easily, consequently provides a sheet metal and bends and use hardware mould.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, the bending shapes of metal plates are not obviously distinguished when the same pressure head is used for bending the metal plates, and people generally grasp the metal plates by hands during bending of the metal plates to avoid the metal plates from inclining or flying out, but the metal plates are easy to cause injury to human bodies, and provides a metal die for bending the metal plates.

In order to achieve the purpose, the invention adopts the following technical scheme:

a metal die for bending metal plates comprises a workbench, a die table, a die groove, a portal frame, a driving motor, a lead screw sleeve, a sliding block and a hydraulic cylinder and is characterized in that the lower end of the hydraulic cylinder is fixedly connected with an installation block, a pressure head is arranged below the installation block, an installation groove matched with the installation block is formed in the upper side wall of the pressure head, limit blocks are fixedly connected to the left side wall and the right side wall of the installation groove, slide rails matched with the limit blocks are formed in the left side wall and the right side wall of the installation block, a plurality of symmetrically arranged pins are arranged on two sides of the upper end of the installation block, a reset spring is sleeved on the side wall of each pin, the upper end and the lower end of each reset spring are fixedly connected with the upper end of each pin and the installation block respectively, the lower end of each pin penetrates through the upper side wall of, the pinhole with pin assorted is seted up to the upper end of stopper, the inside left and right sides of portal frame all is connected with the telescopic link through first pivot rotation, two the telescopic link symmetry sets up, and the one end that portal frame was kept away from to two telescopic links all is connected with clamping mechanism through second pivot rotation.

Preferably, the upper end of the pin is fixedly connected with a pull ring.

Preferably, clamping mechanism is including pressing from both sides tight piece, press from both sides tight piece and rotate with the telescopic link through the second axle round pin and be connected, press from both sides tight piece and keep away from the one end of telescopic link and seted up logical groove, the inside that leads to the groove is equipped with the pinch-off blades, the upper end of pinch-off blades rotates through antifriction bearing and is connected with the threaded rod, the upper end of threaded rod runs through the last lateral wall that leads to the groove and extends to the top of pressing from both sides tight piece, and threaded rod and the tight piece threaded connection of clamp.

Preferably, the lower end of the clamping plate is fixedly connected with an anti-slip mat, and the surface of the handle is provided with anti-slip lines.

Preferably, four corners of the upper end of the die table are provided with guide wheels, and the lower ends of the guide wheels are rotatably connected with the die table through rotating shafts.

Preferably, an annular rubber pad is fixedly arranged inside the jack.

Compared with the prior art, the invention provides a metal die for bending metal plates, which has the following beneficial effects:

1. this sheet metal is bent and is used hardware mould, can insert the mounting groove on the pressure head with the installation piece through stopper and the slide rail that is equipped with, can apply the pulling force to the pin through the reset spring who is equipped with, make the pin insert in the pinhole on the stopper, thereby can be with pressure head and installation piece fixed connection, pneumatic cylinder through being equipped with can promote the installation piece downstream, the installation piece can drive the pressure head downstream, the pressure head can extrude sheet metal, can bend sheet metal through pressure head and mould groove cooperation, can stimulate the pin rebound and shift out from the pinhole through being equipped with the pull ring, thereby can dismantle the pressure head, be convenient for change the pressure head of different shapes, thereby can carry out bending of different shapes to sheet metal.

2. This sheet metal bends and uses hardware mould, it is rotatory to drive the threaded rod through the handle that is equipped with, the threaded rod is rotatory to drive the clamp plate and moves down to can press from both sides the both ends of sheet metal tightly, can be connected with the portal frame with pressing from both sides tight piece through the telescopic link that is equipped with, thereby can avoid people to hand sheet metal and receive the injury, and can avoid sheet metal to cause the injury to people from the upper end departure of mould platform, the people of being convenient for use.

The device has the advantages that the parts which are not involved are the same as or can be realized by adopting the prior art, the pressure head can be conveniently detached and replaced, so that the metal plate can be bent in different shapes, the two ends of the metal plate can be clamped, the metal plate is prevented from being damaged by being held by hands when being bent, and the metal plate is prevented from flying out of the upper end of the die table to cause damage to people.

Drawings

Fig. 1 is a schematic structural view of a metal mold for bending a metal plate according to the present invention;

FIG. 2 is a schematic structural view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of a portion B in fig. 1.

In the figure: the device comprises a working table 1, a die table 2, a portal frame 3, a hydraulic cylinder 4, an installation block 5, a pressure head 6, a limiting block 7, a pin 8, a return spring 9, a telescopic rod 10, a pull ring 11, a clamping block 12, a clamping plate 13, a threaded rod 14, a handle 15 and a guide wheel 16.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a metal plate bending hardware mold comprises a workbench 1, a mold table 2, a mold groove, a portal frame 3, a driving motor, a lead screw sleeve, a slide block and a hydraulic cylinder 4, wherein the mold table 2 is fixedly connected with the workbench 1 through a bolt, the lower end of the hydraulic cylinder 4 is fixedly connected with an installation block 5, a pressure head 6 is arranged below the installation block 5, an installation groove matched with the installation block 5 is formed in the upper side wall of the pressure head 6, limit blocks 7 are fixedly connected to the left side wall and the right side wall of the installation groove, slide rails matched with the limit blocks 7 are formed in the left side wall and the right side wall of the installation block 5, a plurality of symmetrically arranged pins 8 are arranged on both sides of the upper end of the installation block 5, a reset spring 9 is sleeved on the side wall of the pin 8, the upper end and the lower end of the reset spring 9 are respectively fixedly connected with the upper end of, the pin 8 is connected with the mounting block 5 in a sliding manner, the upper end of the limiting block 7 is provided with a pin hole matched with the pin 8, an annular rubber pad is fixedly arranged inside the jack, the stability of the pressure head 6 is prevented from being increased, the pressure head 6 is prevented from shaking, the upper end of the pin 8 is fixedly connected with a pull ring 11, people can conveniently move the pin 8 out of the pin hole, the left side and the right side inside the portal frame 3 are respectively connected with telescopic rods 10 through first shaft pins in a rotating manner, the two telescopic rods 10 are symmetrically arranged, one ends of the two telescopic rods 10 far away from the portal frame 3 are respectively connected with a clamping mechanism through second shaft pins in a rotating manner, the clamping mechanism comprises a clamping block 12, the clamping block 12 is rotatably connected with the telescopic rods 10 through second shaft pins, one end of the clamping block 12 far away from the telescopic rods, the upper end of the threaded rod 14 penetrates through the upper side wall of the through groove and extends to the upper side of the clamping block 12, the threaded rod 14 is in threaded connection with the clamping block 12, a handle 15 is fixedly connected to the upper end of the threaded rod 14, anti-skidding threads are arranged on the surface of the handle 15, people can conveniently rotate the threaded rod 14, an anti-skidding pad is fixedly connected to the lower end of the clamping plate 13, the friction force between the clamping plate 13 and a metal plate is increased, the metal plate can be clamped more firmly, the handle 15 can drive the threaded rod 14 to rotate, the threaded rod 14 can drive the clamping plate 13 to move downwards, so that two ends of the metal plate can be clamped tightly, the clamping block 12 can be connected with the portal frame 3 through the arranged telescopic rod 10, people can be prevented from holding the metal plate by hands and being injured, the metal plate can be prevented from flying out of the upper end of the die table and flying out of the upper, the lower end of the guide wheel 16 is rotatably connected with the die table 2 through a rotating shaft, so that metal plates are prevented from being placed obliquely, the hydraulic cylinder 4 and the pressing head 6 can be driven to move transversely through the driving motor, the screw rod and the screw rod sleeve, the pressing head 6 corresponds to the die groove, and a structure is provided for a comparison document without much description.

In the invention, when in use, the mounting block 5 can be inserted into the mounting groove on the pressure head 6 through the limiting block 7 and the sliding rail, the pin 8 can be applied with pulling force through the reset spring 9, so that the pin 8 is inserted into the pin hole on the limiting block 7, the pressure head 6 and the mounting block 5 can be fixedly connected, the mounting block 5 can be pushed to move downwards through the hydraulic cylinder 4, the mounting block 5 can drive the pressure head 6 to move downwards, the pressure head 6 can extrude the metal plate, the metal plate can be bent through the matching of the pressure head 6 and the die groove, the pin 8 can be pulled to move upwards and move out of the pin hole through the pull ring 11, so that the pressure head 6 can be disassembled, the pressure head 6 with different shapes can be conveniently replaced, the metal plate can be bent with different shapes, the threaded rod 14 can be driven to rotate through the handle 15, the threaded rod 14 is rotated to drive the clamping plate 13 to move downwards, so that the two ends of the metal plate can be clamped tightly, the clamping block 12 can be connected with the portal frame 3 through the telescopic rod 10 which is provided with the clamping block, the metal plate can be prevented from being held by people and being injured, the metal plate can be prevented from flying out of the upper end of the die table to injure people, and the metal plate can be prevented from being used by people conveniently.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A metal plate bending hardware mold comprises a workbench (1), a mold table (2), a mold groove, a portal frame (3), a driving motor, a lead screw sleeve, a sliding block and a hydraulic cylinder (4), and is characterized in that the lower end of the hydraulic cylinder (4) is fixedly connected with an installation block (5), a pressure head (6) is arranged below the installation block (5), an installation groove matched with the installation block (5) is formed in the upper side wall of the pressure head (6), limit blocks (7) are fixedly connected to the left side wall and the right side wall of the installation groove, sliding rails matched with the limit blocks (7) are formed in the left side wall and the right side wall of the installation block (5), a plurality of symmetrically arranged pins (8) are arranged on two sides of the upper end of the installation block (5), a reset spring (9) is sleeved on the side wall of each pin (8), and the upper end and the lower end of the reset spring (9) are fixedly connected with the upper end of each, the lower extreme of pin (8) runs through the last lateral wall of installation piece (5) and extends to the inside of slide rail, and pin (8) and installation piece (5) sliding connection, the upper end of stopper (7) is seted up with pin (8) assorted pinhole, the inside left and right sides of portal frame (3) all rotates through first pivot and is connected with telescopic link (10), two telescopic link (10) symmetry sets up, and two telescopic link (10) keep away from the one end of portal frame (3) and all rotate through the second pivot and be connected with clamping mechanism.

2. A sheet metal bending hardware die according to claim 1, characterized in that the upper end of the pin (8) is fixedly connected with a pull ring (11).

3. The metal plate bending hardware die as claimed in claim 1, wherein the clamping mechanism comprises a clamping block (12), the clamping block (12) is rotatably connected with the telescopic rod (10) through a second shaft pin, one end, away from the telescopic rod (10), of the clamping block (12) is provided with a through groove, a clamping plate (13) is arranged inside the through groove, the upper end of the clamping plate (13) is rotatably connected with a threaded rod (14) through a rolling bearing, the upper end of the threaded rod (14) penetrates through the upper side wall of the through groove and extends to the upper side of the clamping block (12), the threaded rod (14) is in threaded connection with the clamping block (12), and a handle (15) is fixedly connected to the upper end of the threaded rod (14).

4. The metal die for bending the metal plates as claimed in claim 3, wherein the lower end of the clamping plate (13) is fixedly connected with an anti-slip mat, and the surface of the handle (15) is provided with anti-slip lines.

5. The metal die for bending the metal plates as claimed in claim 1, wherein guide wheels (16) are arranged at four corners of the upper end of the die table (2), and the lower ends of the guide wheels (16) are rotatably connected with the die table (2) through rotating shafts.

6. The metal die for bending metal plates according to claim 1, wherein an annular rubber pad is fixedly arranged inside the insertion hole.