CN215845009U

CN215845009U - Bending machine with automatic mold clamping plate

Info

Publication number: CN215845009U
Application number: CN202120241871.8U
Authority: CN
Inventors: 顾峰
Original assignee: Wuxi Junjiao Machinery Co ltd
Current assignee: Wuxi Junjiao Machinery Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2022-02-18
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a bending machine with an automatic die clamping plate, which relates to the technical field of mechanical basic parts and manufacturing. Above-mentioned scheme, the spacing spout that four directional pulleys and two supporting beam top surfaces of sliding base cooperation bottom were seted up, electric heater and blower unit movable mounting are directly over the mould of bending, in the bender course of operation, utilize blower unit cooperation ventilation interface to carry outside air pressurization to thermal-insulated ventilation incasement portion, then utilize high frequency electromagnetic heating coil heating air current to form high-temperature air current, utilize hot-blast rifle tied in a bundle to carry out the heating work with the department of bending of high-temperature air current direction work piece tied in a bundle at last, make it be heated and soften, thereby made things convenient for the design of bending of work piece, the efficiency of bending of work piece has been improved.

Description

Bending machine with automatic mold clamping plate

Technical Field

The utility model relates to the technical field of mechanical basic parts and manufacturing, in particular to a bending machine with an automatic die clamping plate.

Background

The bending machine is a machine capable of bending a thin plate, and mainly comprises a support, a workbench and a clamping plate, wherein the workbench is arranged on the support and consists of a base and a pressing plate, the base is connected with the clamping plate through a hinge and consists of a seat shell, a coil and a cover plate, the coil is arranged in a recess of the seat shell, and the cover plate covers the top of the recess; when in use, the coil is electrified by a lead, and the attraction is generated on the pressing plate after the coil is electrified, so that the thin plate between the pressing plate and the base is clamped; the electromagnetic force clamping is adopted, so that the pressing plate can be made into various workpiece requirements, and the workpiece with the side wall can be processed, and the operation is very simple and convenient.

However, the existing bending machine still has some defects in the working process, for example, the existing bending machine adopts the electromagnetic coil to generate electromagnetic force to clamp and fix the thin plate, so that the thin plate can be conveniently processed, but the die for the bending machine is still fixed by adopting a bolt structure, when the die needs to be replaced in processing different thin plates, the bolt fixing structure enables the die to be low in disassembly and assembly replacement efficiency, and the working efficiency of the bending machine is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, embodiments of the present invention provide a bending machine with an automatic die clamping plate, so as to solve the problems that a die for an existing bending machine is fixed by a bolt structure, and when the die needs to be replaced in processing different thin plates, the bolt fixing structure causes the efficiency of disassembling, assembling and replacing the die to be low, and the work efficiency of the bending machine is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: a bending machine with an automatic mold clamping plate comprises a bending platform, wherein a bottom supporting frame is fixedly arranged on the bottom surface of the bending platform, a high-carbon steel plate is embedded in the middle of the bending platform, an electromagnetic positioner is fixedly arranged on the bottom surface of the high-carbon steel plate through the bottom support frame, the top surface of the high-carbon steel plate is movably provided with a bending die through the electromagnetic positioner, the left side surface and the right side surface of the bending die are both provided with hydraulic rods, the front side edge and the rear side edge of the top surface of the bending platform are both fixedly provided with sliding support frames which are arranged in parallel, a positioning sliding seat is movably arranged right above the bending die through the two sliding support frames, an electric heater suspended right above the bending die is fixedly arranged on the bottom surface of the positioning sliding seat, and a blower unit fixedly connected with the electric heater is fixedly installed on the top surface of the positioning sliding seat.

Preferably, the bending die comprises a pressure-bearing female die and an extrusion male die, a bending groove is formed in the top surface of the pressure-bearing female die, a contact pressing convex block matched with the bending groove is integrally formed at the top of the right side surface of the extrusion male die, and the pressure-bearing female die is movably connected with the extrusion male die through the bending groove and the contact pressing convex block.

Preferably, the electromagnetic positioner includes the locator shell, the inner chamber fixed mounting of locator shell has the electro-magnet that a plurality of equidistance distributes, a plurality of the equal parallel electric connection of electro-magnet is in same control end, the pressure-bearing die with the extrusion terrace die is high carbon steel component, the pressure-bearing die with the extrusion terrace die all pass through a plurality of extrusion terrace die of locator shell inside can be dismantled install in the top surface of high carbon steel board.

Preferably, the number of the hydraulic rods is four, the four hydraulic rods are equally divided into two groups, one group of the hydraulic rods is arranged on two sides of the right side face of the pressure-bearing female die, and the other group of the hydraulic rods is arranged on two sides of the left side face of the extrusion male die.

Preferably, the sliding support frame comprises a supporting beam, supporting columns fixedly connected with hydraulic rods are fixedly installed on the left side and the right side of the bottom surface of the supporting beam, the four hydraulic rods are respectively arranged on the right side face of the pressure-bearing female die and the left side face of the extrusion male die through two supporting columns which are horizontally arranged at the bottom of the supporting beam, and the four hydraulic rods are respectively in contact with the side faces of the pressure-bearing female die and the extrusion male die.

Preferably, the top surface of the supporting beam is provided with a limiting sliding chute, and the positioning sliding seat is movably mounted right above the bending die through the limiting sliding chutes formed in the top surfaces of the two supporting beams.

Preferably, the location sliding seat includes sliding base, the ventilation interface has been seted up at sliding base's middle part, the equal fixed mounting in four corners of sliding base bottom surface with spacing spout is sliding connection's directional pulley.

Preferably, the electric heater is including thermal-insulated ventilation case, thermal-insulated ventilation case's bottom port fixed mounting hang in the hot-blast rifle in the cluster directly over the mould of bending, thermal-insulated ventilation case's inside fixed mounting has high frequency electromagnetic heating coil, thermal-insulated ventilation case's top port passes through the ventilation interface with the air outlet of blower unit is linked together.

The utility model has the technical effects and advantages that:

in the scheme, the pressing convex block is matched with the bending groove to combine the pressure-bearing female die and the extrusion male die to form the bending die, when a workpiece is bent, the workpiece is placed in the bending groove, then the workpiece is firmly attracted and fixed in the bending groove by utilizing strong magnetic force generated by synchronous electrification of a plurality of electromagnets distributed at equal intervals in an inner cavity of the bending groove, the problem that the pressure-bearing female die and the extrusion male die are driven by a hydraulic rod to move oppositely is avoided, when the workpiece bears the extrusion force of the pressing convex block, the workpiece is stressed to be separated from the bending die, and the bending operation cannot be finished is solved, meanwhile, the strong magnetic force generated by electrification of the electromagnets replaces a bolt structure to detachably mount the pressure-bearing female die and the extrusion male die on the top surface of a high-carbon steel plate, so that the pressure-bearing female die and the extrusion male die can move oppositely to perform the bending operation, and the dismounting and the replacement of the bending die are convenient, the practicability of the device is improved; the utility model discloses a thermal-insulated ventilation case, including four directional pulleys of sliding base cooperation bottom and two supporting beam top surfaces, the spacing spout that sliding base cooperation four directional pulleys of sliding base cooperation bottom and two supporting beam top surfaces were seted up, electric heater and blower unit movable mounting are directly over the mould of bending, in the bender course of operation, the spacing spout that utilizes sliding base cooperation four directional pulleys of its bottom and two supporting beam top surfaces to set up moves electric heater and blower unit to the work piece directly over, reuse blower unit cooperation ventilation interface to carry outside air pressurization to thermal-insulated ventilation incasement inside, then utilize high frequency electromagnetic heating coil heating air current to form high temperature air current, utilize hot-blast rifle tied in a bundle to lead the department of bending of work piece to heat work at last, make it be heated and soften, thereby made things convenient for the design of bending of work piece, the efficiency of bending of work piece has been improved.

Drawings

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

FIG. 2 is a schematic structural view of a bending mold according to the present invention;

FIG. 3 is a schematic view of an electromagnetic positioner according to the present invention;

FIG. 4 is a schematic view of the sliding support of the present invention;

FIG. 5 is a schematic view of an electric heater according to the present invention.

The reference signs are: 1. bending the platform; 2. a bottom support frame; 3. a high carbon steel sheet; 4. an electromagnetic positioner; 5. bending the die; 6. a hydraulic lever; 7. a sliding support frame; 8. positioning the sliding seat; 9. an electric heater; 10. a blower unit; 41. a locator housing; 42. an electromagnet; 51. a pressure-bearing female die; 52. extruding the male die; 53. bending the groove; 54. pressing the bump; 71. a support beam; 72. supporting the upright post; 73. a limiting chute; 81. a sliding base; 82. a ventilation interface; 83. a directional pulley; 91. a thermally insulated ventilation box; 92. a cluster hot air gun; 93. a high-frequency electromagnetic heating coil.

Detailed Description

In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 5, an embodiment of the present invention provides a bending machine with an automatic mold clamping plate, including a bending platform 1, a bottom support frame 2 is fixedly installed on a bottom surface of the bending platform 1, a high carbon steel plate 3 is embedded in a middle portion of the bending platform 1, an electromagnetic positioner 4 is fixedly installed on a bottom surface of the high carbon steel plate 3 through the bottom support frame 2, a bending mold 5 is movably installed on a top surface of the high carbon steel plate 3 through the electromagnetic positioner 4, hydraulic rods 6 are respectively installed on left and right side surfaces of the bending mold 5, sliding support frames 7 which are arranged in parallel are fixedly installed on front and back side edges of the top surface of the bending platform 1, a positioning sliding seat 8 is movably installed directly above the bending mold 5 through the two sliding support frames 7, an electric heater 9 suspended directly above the bending mold 5 is fixedly installed on a bottom surface of the positioning sliding seat 8, and a blower unit 10 which is fixedly connected with the electric heater 9 is fixedly installed on the top surface of the positioning sliding seat 8.

As shown in fig. 2, fig. 3 and fig. 4, the bending die 5 includes a pressure-bearing female die 51 and an extrusion male die 52, a bending groove 53 is formed on the top surface of the pressure-bearing female die 51, a pressing protrusion 54 adapted to the bending groove 53 is integrally formed on the top of the right side surface of the extrusion male die 52, and the pressure-bearing female die 51 is movably connected with the extrusion male die 52 through the bending groove 53 and the pressing protrusion 54; the electromagnetic positioner 4 comprises a positioner shell 41, a plurality of electromagnets 42 which are distributed at equal intervals are fixedly installed in an inner cavity of the positioner shell 41, the electromagnets 42 are all electrically connected to the same control end in parallel, the pressure-bearing female die 51 and the extrusion male die 52 are both high-carbon steel components, and the pressure-bearing female die 51 and the extrusion male die 52 are both detachably installed on the top surface of the high-carbon steel plate 3 through the extrusion male dies 52 in the positioner shell 41; the number of the hydraulic rods 6 is four, the four hydraulic rods 6 are divided into two groups in equal quantity, one group of hydraulic rods 6 is arranged on two sides of the right side surface of the pressure-bearing female die 51, and the other group of hydraulic rods 6 is arranged on two sides of the left side surface of the extrusion male die 52; the sliding support frame 7 comprises a support beam 71, support columns 72 fixedly connected with the hydraulic rods 6 are fixedly mounted on the left side and the right side of the bottom surface of the support beam 71, the four hydraulic rods 6 are horizontally mounted on the right side surface of the pressure-bearing female die 51 and the left side surface of the extrusion male die 52 through the four support columns 72 at the bottoms of the two support beams 71 respectively, and the four hydraulic rods 6 are in contact with the side surfaces of the pressure-bearing female die 51 and the extrusion male die 52 respectively.

Specifically, the pressing convex block 54 is matched with the bending groove 53 to combine the pressure-bearing female die 51 and the extrusion male die 52 to form the bending die 5, when a workpiece is bent, the workpiece is placed inside the bending groove 53, then the workpiece is firmly attracted and fixed inside the bending groove 53 by utilizing strong magnetic force generated by synchronous energization of a plurality of electromagnets 42 which are distributed at equal intervals in the inner cavity of the bending groove 53, the problem that the pressing female die 51 and the extrusion male die 52 are driven by a hydraulic rod 6 to move oppositely is avoided, when the workpiece bears the extrusion force of the pressing convex block 54, the workpiece is forced to be separated from the bending die 5, and the bending operation cannot be finished is solved, meanwhile, the pressure-bearing female die 51 and the extrusion male die 52 are detachably mounted on the top surface of the high-carbon steel plate 3 by replacing a bolt structure through the strong magnetic force generated by energization of the plurality of electromagnets 42, so that the pressure-bearing female die 51 and the extrusion male die 52 can move oppositely to perform the bending operation, the disassembly, assembly and replacement of the bending die 5 are facilitated, and the practicability of the device is improved.

As shown in fig. 4 and fig. 5, the top surfaces of the supporting beams 71 are provided with limiting sliding grooves 73, and the positioning sliding seats 8 are movably mounted right above the bending mold 5 through the limiting sliding grooves 73 formed in the top surfaces of the two supporting beams 71; the positioning sliding seat 8 comprises a sliding base 81, a ventilation interface 82 is arranged in the middle of the sliding base 81, and directional pulleys 83 which are in sliding connection with the limiting sliding grooves 73 are fixedly arranged at four corners of the bottom surface of the sliding base 81; the electric heater 9 comprises a heat insulation ventilation box 91, a cluster hot air gun 92 suspended over the bending die 5 is fixedly installed at the bottom end opening of the heat insulation ventilation box 91, a high-frequency electromagnetic heating coil 93 is fixedly installed inside the heat insulation ventilation box 91, and the top end opening of the heat insulation ventilation box 91 is communicated with an air outlet of the blower unit 10 through a ventilation interface 82.

Specifically, the sliding base 81 is matched with four directional pulleys 83 at the bottom thereof and the limiting sliding grooves 73 arranged on the top surfaces of the two supporting beams 71, so as to movably mount the electric heater 9 and the blower unit 10 right above the bending die 5, in the working process of the bending machine, the sliding base 81 is matched with the four directional pulleys 83 at the bottom of the sliding base and the limiting sliding grooves 73 arranged on the top surfaces of the two supporting beams 71 to move the electric heater 9 and the blower unit 10 to the position right above a workpiece, then the blower unit 10 is matched with the ventilation interface 82 to pressurize and convey outside air to the inside of the heat-insulating ventilation box 91, and then the high-frequency electromagnetic heating coil 93 is used for heating the airflow to form high-temperature airflow, and finally the cluster hot air gun 92 is used for guiding the high-temperature airflow to the bending part of the workpiece for heating operation, so that the workpiece is heated and softened, the bending and shaping of the workpiece are facilitated, and the bending efficiency of the workpiece is improved.

The working process of the utility model is as follows:

the pressing convex block 54 is matched with the bending groove 53 to combine the pressure-bearing female die 51 and the extrusion male die 52 to form the bending die 5, when the workpiece is bent, the workpiece is placed in the bending groove 53, then the workpiece is firmly attracted and fixed in the bending groove 53 by utilizing the strong magnetic force generated by synchronously electrifying a plurality of electromagnets 42 which are distributed at equal intervals in the inner cavity of the bending groove 53, the problem that the pressure-bearing female die 51 and the extrusion male die 52 are driven by a hydraulic rod 6 to move oppositely is avoided, when the workpiece bears the extrusion force of the pressing convex block 54, the workpiece is stressed to be separated from the bending die 5, the bending operation cannot be finished, meanwhile, the pressure-bearing female die 51 and the extrusion male die 52 are detachably arranged on the top surface of the high-carbon steel plate 3 by replacing a bolt structure through the strong magnetic force generated by electrifying a plurality of electromagnets 42, so that the pressure-bearing female die 51 and the extrusion male die 52 can move oppositely to perform the bending operation, and the dismounting and the replacement of the bending die 5 are convenient, the practicability of the device is improved;

the sliding base 81 is matched with four directional pulleys 83 at the bottom of the sliding base and limiting sliding grooves 73 formed in the top surfaces of two supporting beams 71, an electric heater 9 and a blower unit 10 are movably arranged right above a bending die 5, in the working process of the bending machine, the electric heater 9 and the blower unit 10 are moved to the position right above a workpiece by utilizing the sliding base 81 to be matched with the four directional pulleys 83 at the bottom of the sliding base and the limiting sliding grooves 73 formed in the top surfaces of the two supporting beams 71, then the blower unit 10 is matched with a ventilation interface 82 to pressurize and convey outside air to the inside of a heat insulation ventilation box 91, then a high-frequency electromagnetic heating coil 93 is utilized to heat air flow to form high-temperature air flow, and finally a bundling hot air gun 92 is utilized to guide the high-temperature air flow to the bending part of the workpiece to be heated and softened, so that the workpiece can be bent and shaped conveniently, and the bending efficiency of the workpiece is improved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The bending machine with the automatic die clamping plate comprises a bending platform (1), wherein a bottom support frame (2) is fixedly mounted on the bottom surface of the bending platform (1), and is characterized in that a high-carbon steel plate (3) is embedded in the middle of the bending platform (1), the bottom surface of the high-carbon steel plate (3) passes through the bottom support frame (2) and is fixedly provided with an electromagnetic positioner (4), the top surface of the high-carbon steel plate (3) passes through the electromagnetic positioner (4) and is movably provided with a bending die (5), hydraulic rods (6) are arranged on the left side surface and the right side surface of the bending die (5), sliding support frames (7) which are arranged in parallel are fixedly mounted on the front side edge and the rear side edge of the top surface of the bending platform (1), and positioning sliding seats (8) are movably mounted on the sliding support frames (7) right above the bending die (5), the bottom surface fixed mounting of location sliding seat (8) has suspension in electric heater (9) directly over mould (5) of bending, the top surface fixed mounting of location sliding seat (8) with electric heater (9) are fixed connection's blower unit (10).

2. The bending machine with the automatic die clamping plate according to claim 1, wherein the bending die (5) comprises a pressure-bearing female die (51) and an extrusion male die (52), a bending groove (53) is formed in the top surface of the pressure-bearing female die (51), a pressing convex block (54) matched with the bending groove (53) is integrally formed at the top of the right side surface of the extrusion male die (52), and the pressure-bearing female die (51) is movably connected with the extrusion male die (52) through the bending groove (53) and the pressing convex block (54).

3. The bending machine with the automatic die clamping plate according to claim 2, wherein the electromagnetic positioner (4) comprises a positioner shell (41), a plurality of electromagnets (42) distributed at equal intervals are fixedly installed in an inner cavity of the positioner shell (41), the electromagnets (42) are all electrically connected to the same control end in parallel, the pressure-bearing female die (51) and the extrusion male die (52) are both high-carbon steel components, and the pressure-bearing female die (51) and the extrusion male die (52) are both detachably installed on the top surface of the high-carbon steel plate (3) through the extrusion male dies (52) inside the positioner shell (41).

4. The bending machine with automatic die clamping plates according to claim 3, wherein the number of the hydraulic rods (6) is four, the four hydraulic rods (6) are divided into two groups with equal quantity, one group of the hydraulic rods (6) is arranged on two sides of the right side surface of the pressure-bearing female die (51), and the other group of the hydraulic rods (6) is arranged on two sides of the left side surface of the extrusion male die (52).

5. The bending machine with the automatic die clamping plate according to claim 4, wherein the sliding support frame (7) comprises a support beam (71), support columns (72) fixedly connected with the hydraulic rods (6) are fixedly mounted on the left side and the right side of the bottom surface of the support beam (71), the four hydraulic rods (6) are horizontally mounted on the right side surface of the pressure-bearing female die (51) and the left side surface of the extrusion male die (52) through the four support columns (72) at the bottoms of the two support beams (71), and the four hydraulic rods (6) are respectively in contact with the side surfaces of the pressure-bearing female die (51) and the extrusion male die (52).

6. The bending machine with the automatic die clamping plate according to claim 5, wherein the top surface of the supporting beam (71) is provided with a limiting sliding groove (73), and the positioning sliding seat (8) is movably arranged right above the bending die (5) through the limiting sliding grooves (73) formed in the top surfaces of the two supporting beams (71).

7. The bending machine with the automatic die clamping plate according to claim 6, wherein the positioning sliding seat (8) comprises a sliding base (81), a ventilation port (82) is formed in the middle of the sliding base (81), and directional pulleys (83) which are slidably connected with the limiting sliding grooves (73) are fixedly mounted at four corners of the bottom surface of the sliding base (81).

8. The bending machine with automatic die clamping plates according to claim 7, wherein the electric heater (9) comprises a heat-insulating ventilation box (91), a cluster hot air gun (92) suspended right above the bending die (5) is fixedly installed at a bottom port of the heat-insulating ventilation box (91), a high-frequency electromagnetic heating coil (93) is fixedly installed inside the heat-insulating ventilation box (91), and a top port of the heat-insulating ventilation box (91) is communicated with an air outlet of the blower unit (10) through the ventilation interface (82).