CN216297593U - Workpiece bending device - Google Patents

Abstract

The utility model relates to a workpiece bending device which comprises a machine case and a machine frame, wherein the machine frame comprises a frame and a jig bottom plate, a lower pressing module is arranged above the jig bottom plate and comprises a first lifting mechanism and an upper forming die, an upper pressing module is arranged below the jig bottom plate and comprises a second lifting mechanism and a lower forming die, a product carrier placing area and a movable hole are formed in the jig bottom plate, and the lower forming die is inserted into the movable hole and then is pressed with the upper forming die at the position of the jig bottom plate. According to the utility model, the upper pressing module is controlled by the first lifting mechanism, the lower pressing module is controlled by the second lifting mechanism, so that the upper forming die and the lower forming die can be matched at the workpiece, the shape of the contact part of the workpiece is changed by pressure, the shape requirement of the bending part of the workpiece can be met by changing the shapes of the upper forming die and the lower forming die, the control precision is higher, and the bending efficiency is higher.

Description

A workpiece bending device

technical field

The utility model relates to the technical field of non-standard automation, in particular to a workpiece bending device.

Background technique

At present, for the convenience of transportation, some workpieces have a flat structure after processing, and they need to be bent during the actual application process to meet the needs of the workpiece. Specifically, a certain bending angle needs to be obtained while turning the part to be bent relative to the main body part. In the prior art, manual-controlled semi-automatic bending equipment is usually used, and the upper module is manually placed and manually driven to be pressed on the lower module, which requires higher human requirements and higher labor costs. This method is less accurate and more efficient. low, and can't get a certain corner. Therefore, there is an urgent need to design a press-fitting device and a corresponding forming die to realize the automatic bending process of the workpiece and obtain a certain bending angle.

In view of this, a workpiece bending device is developed, which can automatically control the running positions of the upper and lower pressure modules to make them match up and down, precisely control, and realize the bending angle according to the shapes of the upper and lower forming molds to meet the requirements of the product. Bending shape requirements, high efficiency and low cost are necessary for those skilled in the art.

Utility model content

The purpose of the utility model is to provide a workpiece bending device, which can realize the bending of the workpiece and meet the bending shape requirements by automatically controlling the upper pressing module and the lower pressing module so that they are matched up and down.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is: a workpiece bending device, comprising a chassis and a frame arranged on the chassis, the frame includes a frame and a jig bottom plate, and the upper part of the jig bottom plate is A lower pressing module is provided, the lower pressing module includes a first lifting mechanism and a forming upper mold arranged on the first lifting mechanism, an upper pressing module is arranged under the bottom of the fixture, and the upper pressing module includes a second A lifting mechanism and a lower molding die arranged on the second lifting mechanism, the bottom plate of the jig is provided with a product carrier placement area and a movable hole arranged on one side of the product carrier placement area for the molding lower mold to move, so The lower molding die is inserted into the movable hole and pressed together with the upper molding die at the bottom plate of the jig.

Preferably, the first lifting mechanism includes a first lifting cylinder and a first lifting plate arranged on the output end of the first lifting cylinder, the first lifting plate is provided with a sliding rail and a sliding rail fixing block, and the molding The upper die is connected to the slide rail fixing block.

Preferably, the sliding rail fixing block is further provided with a floating connecting piece, the floating connecting piece and the sliding rail fixing block are connected by a floating connecting head, and the floating connecting piece is close to the upper molding die. One end is provided with a side push plate.

Preferably, the upper molding die includes a horizontal portion and a first protruding portion disposed at one end of the horizontal portion, the first protruding portion is provided with a limiting hole for inserting the side push plate, when the upper molding die stops working , the floating connecting piece drives the side push plate to be inserted into the limiting hole to fix the position of the upper molding die; when the upper molding die starts to operate, the floating connecting piece drives the side pushing plate The push plate is away from the upper forming die.

Preferably, the first protruding part includes a first protruding block and a second protruding block, and a first concave part is provided between the first protruding block and the second protruding block.

Preferably, the length of the first protruding block is slightly shorter than that of the second protruding block, and both the first protruding block and the second protruding block are fixedly connected to the horizontal portion.

Preferably, the second protruding block is located on a side of the horizontal portion close to the side push plate, and the positioning hole is located on the second protruding block.

Preferably, at least one pre-pressing active block is further provided on the horizontal portion, and the pre-pressing active block is partially inserted into the horizontal portion and elastically connected with the horizontal portion.

Preferably, the elastic connection between the pre-pressing active block and the horizontal portion is realized by a spring connected between the horizontal portion and the pre-pressing active block.

Preferably, the second lifting mechanism includes a second lifting cylinder and an upper pressing base plate located on the output end of the second lifting cylinder, and the lower forming die is connected to the upper pressing base plate.

Preferably, the lower molding die includes a convex module and a second protruding portion located on the upper end surface of the convex module.

Preferably, the shape and size of the first recessed portion matches the shape and size of the second protruding portion.

Preferably, a product carrier is placed on the product carrier placement area, and the product carrier is provided with a plurality of positioning holes and a product placement area for the product to be placed.

Preferably, a plurality of positioning pins corresponding to the positions of the positioning holes are provided on the product carrier placement area in the jig base plate.

Preferably, an electric control box and several buttons are arranged on the chassis, and the electric control box is connected with the buttons, the lower pressure module and the upper pressure module.

Preferably, the buttons include a switch button, an emergency stop button and a start button.

Due to the application of the above-mentioned technical solutions, the beneficial effects of the present utility model are:

1. The utility model controls the upper pressing module with the lower molding die through the first lifting mechanism, and controls the lower pressing module with the upper molding die through the second lifting mechanism, so that the upper molding die and the lower molding die can be matched at the workpiece, and The pressure changes the shape of the workpiece contact, and by changing the shape of the upper forming die and the lower forming die, the shape requirements of the workpiece bending can be met, the control accuracy is higher, and the bending efficiency is higher;

2. The utility model controls the main part of the workpiece through the cooperation of the pre-pressing active block and the second protruding block, realizes the opening and closing of the lower mold through the cooperation of the limit hole and the side push plate, and realizes the product through the cooperation of the positioning hole and the positioning pin. The positioning of the carrier improves the positioning accuracy of the workpiece, thereby further improving the bending control accuracy;

3. The utility model realizes automatic control through a simple structure, is convenient to use, improves the bending efficiency of the workpiece, and meets the needs of production and use.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Some drawings are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

1 is a schematic perspective view of the overall structure of an embodiment of the present utility model;

2 is a schematic diagram of the connection of a rack, an upper pressure module, and a lower pressure module according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of part A in FIG. 2 of the present utility model.

Among them, 1. Chassis; 2. Rack; 3. Frame; 4. Fixture bottom plate; 5. Lower pressure module; 6. Upper pressure module; 7. Product carrier placement area; 8. Active hole; 9. Product load Tool; 10. Electric control box; 11. Button;

51. First lifting mechanism; 52. Forming upper die; 53. Floating connector; 54. Floating connector; 55. Side push plate;

511, the first lift cylinder; 512, the first lift plate; 513, the slide rail; 514, the slide rail fixing block;

521, horizontal part; 522, first protruding part; 523, limiting hole; 524, first protruding block; 525, second protruding block; 526, first concave part; 527, pre-pressing active block;

61. The second lifting mechanism; 62. The lower mould for forming;

611, the second lift cylinder; 612, the upper pressure plate; 621, the convex module; 622, the second protrusion;

91. Positioning hole; 92. Product placement area.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of this application, it should be noted that, unless otherwise expressly specified and limited, terms such as "installation", "connection", "connection", and "fixation" should be understood in a broad sense, for example, it may be a fixed connection , it can be detachable connection or integrated; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the mutual connection of two elements relationship, unless otherwise expressly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or an intervening element may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only embodiment.

Example 1

As shown in FIG. 1-FIG. 3, a workpiece bending device includes a chassis 1 and a frame 2 arranged on the chassis. The frame includes a frame 3 and a jig base plate 4, and the upper part of the jig base plate is arranged There is a lower pressing module 5, the lower pressing module includes a first lifting mechanism 51 and a forming upper mold 52 arranged on the first lifting mechanism, and an upper pressing module 6 is arranged under the bottom of the fixture, and the upper pressing module It includes a second lifting mechanism 61 and a lower molding die 62 arranged on the second lifting mechanism. The bottom plate of the jig is provided with a product carrier placement area 7 and a side of the product carrier placement area for the molding lower mold. A movable movable hole 8, the lower molding die is inserted into the movable hole and pressed together with the upper molding die at the bottom plate of the jig.

Further, the jig bottom plate is arranged on the frame, and the frame includes a bracket and a triangular plate.

Further, the size of the movable hole is larger than the size of the lower forming die.

Further, the first lifting mechanism includes a first lifting cylinder 511 and a first lifting plate 512 arranged on the output end of the first lifting cylinder, and the first lifting plate is provided with a sliding rail 513 and a sliding rail fixing block 514 , the upper forming die is connected to the sliding rail fixing block.

Further, the sliding rail fixing block is also provided with a floating connecting piece 53, and the floating connecting piece and the sliding rail fixing block are connected by a floating connecting head 54, and the floating connecting piece is close to the molding surface. One end of the mold is provided with a side push plate 55 .

Further, the upper molding die includes a horizontal portion 521 and a first protruding portion 522 disposed at one end of the horizontal portion. The first protruding portion is provided with a limiting hole 523 for inserting the side push plate. When the mold stops operating, the floating connecting piece drives the side push plate to be inserted into the limiting hole to fix the position of the upper forming mold; when the upper forming mold starts to operate, the floating connecting piece drives The side push plate is away from the upper forming die.

Further, the first protruding part includes a first protruding block 524 and a second protruding block 525, and a first concave part 526 is provided between the first protruding block and the second protruding block.

Further, the length of the first protruding block is slightly shorter than that of the second protruding block, and both the first protruding block and the second protruding block are fixedly connected to the horizontal portion.

Further, the second protruding block is located on a side of the horizontal portion close to the side push plate, and the positioning hole is located on the second protruding block.

Further, two pre-pressing active blocks 527 are further provided on the horizontal portion, and the pre-pressing active blocks are partially inserted into the horizontal portion and are elastically connected with the horizontal portion.

Further, the elastic connection relationship between the pre-pressing active block and the horizontal portion is realized by a spring connected between the horizontal portion and the pre-pressing active block.

Further, the second lifting mechanism includes a second lifting cylinder 611 and an upper pressing base plate 612 located on the output end of the second lifting cylinder, and the lower molding die is connected to the upper pressing base plate.

Further, the lower molding die includes a convex module 621 and a second protruding portion 622 located on the upper end surface of the convex module.

Further, the shape and size of the first concave portion match the shape and size of the second protruding portion.

Further, a product carrier 9 is placed on the product carrier placement area, and the product carrier is provided with a plurality of positioning holes 91 and a product placement area 92 for placing products.

Further, a plurality of positioning pins corresponding to the positions of the positioning holes are arranged on the product carrier placement area in the jig base plate.

Further, an electric control box 10 and several buttons 11 are arranged on the chassis, and the electric control box is connected with the button, the lower pressure module and the upper pressure module.

Further, the button includes a switch button, an emergency stop button and a start button.

The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Thus, the present invention is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a work piece device that bends, its characterized in that, includes quick-witted case and the frame of setting on quick-witted case, the frame includes frame and tool bottom plate, the top of tool bottom plate is provided with down the module, down the module includes first elevating system and sets up the mould on the shaping on first elevating system, the below of tool bottom plate is provided with the module of pressing, it includes second elevating system and the shaping lower mould of setting on second elevating system to go up the module of pressing, it places the district and sets up the movable hole that is used for supplying the activity of shaping lower mould in the product carrier to place district one side to be provided with the product carrier on the tool bottom plate, the shaping lower mould inserts behind the movable hole with the mould is in the pressfitting of tool bottom plate department in the shaping.

2. The workpiece bending device according to claim 1, wherein the first lifting mechanism comprises a first lifting cylinder and a first lifting plate arranged at the output end of the first lifting cylinder, the first lifting plate is provided with a slide rail and a slide rail fixing block, and the upper forming die is connected to the slide rail fixing block.

3. The workpiece bending device according to claim 2, wherein the slide rail fixing block is further provided with a floating connecting piece, the floating connecting piece is connected with the slide rail fixing block through a floating connecting head, and one end of the floating connecting piece, which is close to the upper forming die, is provided with a side pushing plate.

4. The apparatus according to claim 3, wherein the upper mold includes a horizontal portion and a first protrusion disposed at one end of the horizontal portion, and the first protrusion has a limiting hole for inserting the side push plate.

5. The apparatus for bending a workpiece according to claim 4, wherein the first projecting portion includes a first projecting piece and a second projecting piece, and a first recessed portion is provided between the first projecting piece and the second projecting piece.

6. The apparatus according to claim 4, wherein the horizontal portion further comprises at least one pre-pressing loose piece, and the pre-pressing loose piece is partially inserted into the horizontal portion and is elastically connected to the horizontal portion.

7. A workpiece press bending apparatus as claimed in claim 1, wherein said second elevating mechanism comprises a second elevating cylinder and an upper platen provided at an output end of the second elevating cylinder, and said lower forming die is attached to said upper platen.

8. A workpiece press-bending apparatus according to claim 1, wherein said lower molding die includes a convex die block and a second projection on an upper end face of the convex die block.

9. The apparatus according to claim 1, wherein the product carrier placement area is provided with product carriers, and the product carriers are provided with positioning holes and a product placement area for placing products.

10. The workpiece bending device according to claim 1, wherein an electric cabinet and a plurality of buttons are arranged on the machine box, and the electric cabinet is connected with the buttons, the lower pressing module and the upper pressing module.

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