CN214683627U

CN214683627U - Sheet metal part negative angle bending die

Info

Publication number: CN214683627U
Application number: CN202120695975.6U
Authority: CN
Inventors: 缪小峰; 徐燕忠
Original assignee: Zhangjiagang Sujin Electromechanical Manufacturing Co ltd
Current assignee: Zhangjiagang Sujin Electromechanical Manufacturing Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-11-12
Anticipated expiration: 2031-04-06

Abstract

The utility model provides a sheet metal component rolls over negative angle mould belongs to mould technical field, this sheet metal component rolls over negative angle mould, including support, installation component and adjusting part, the spacing groove has been seted up to the cope match-plate pattern, the spacing groove is provided with spacing bolt, briquetting slidable mounting in the spacing groove, installation piece slidable mounting in bottom in the mount, one side of clamp plate with the fixed block rotates to be connected, fixed block slidable mounting in top in the mount, the other end slidable mounting of stiffener in the installation piece, first screw thread run through in the stiffener and with the bracing piece rotates the installation, the both ends difference screw thread of second screw rod run through in two sets ofly the installation piece, second screw rod both ends structure is the same and the screw thread opposite direction. The device reduces the labor intensity of workers, is convenient for timely adjusting the bending angle, improves the working efficiency and prolongs the service life of the die.

Description

Sheet metal part negative angle bending die

Technical Field

The utility model relates to a mould field particularly, relates to a sheet metal component rolls over negative angle mould.

Background

At present, the mould of bending is the instrument that the bender is used for the contour machining sheet material, this kind of instrument has various parts to constitute, different moulds comprise different parts, it mainly realizes the processing of article appearance through the change of the shaping material physical state, a tool for making the blank become the finished piece that has specific shape and size under the effect of bender pressure, but the mould of bending that has now is fixed mostly, the mould of bending is to the work piece extrusion processing, the angle of bending is most probably fixed unchangeable, need change the mould of other angle when wanting to change the angle, staff's intensity of labour may increase, reduce staff's work efficiency, and when changing different moulds, can cause the influence to mould itself, reduce life.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a sheet metal component rolls over negative angle mould aims at improving the mould that needs to change other angles when changing the angle, increases staff's intensity of labour, reduces staff's work efficiency to when changing different moulds, can lead to the fact the influence to mould itself, reduce life's problem.

The utility model discloses a realize like this:

a negative angle bending die for sheet metal parts comprises a support, a mounting assembly and an adjusting assembly.

The hydraulic cylinder is arranged at the top of the support, and the workbench is arranged at the bottom of the support.

The installation component comprises an installation plate, an upper template, a pressing block, a lower template, a fixing frame and a guide rod, the installation plate is installed on the support, the output end of the hydraulic cylinder rotates to penetrate through the installation plate, the upper template is installed at the output end of the hydraulic cylinder, a limiting groove is formed in the upper template, a limiting bolt is arranged in the limiting groove, the pressing block is slidably installed in the limiting groove, the pressing block is in limiting fit with the limiting bolt, the lower template is installed on the workbench, the fixing frame is installed on the lower template, one end of the guide rod is installed on the lower template, the other end of the guide rod penetrates through and moves in the upper template and is fixedly connected with the installation plate, the guide rod is provided with two guide rods, and the guide rods are symmetrically arranged.

The adjusting component comprises an installation block, a supporting rod, a pressing plate, a fixed block, a reinforcing rod, a first screw rod and a second screw rod, the mounting block is slidably mounted at the bottom in the fixing frame, one end of the supporting rod is mounted on the mounting block, the other end of the supporting rod is rotationally connected with the bottom of the pressing plate, one side of the pressing plate is rotationally connected with the fixed block, the fixed block is arranged at the top in the fixed frame in a sliding way, one end of the reinforcing rod is arranged at one side of the fixed block far away from the fixed frame, the other end of the reinforcing rod is slidably mounted on the mounting block, the first screw thread penetrates through the reinforcing rod and is rotatably mounted with the supporting rod, the installation piece is provided with two sets ofly, two sets of the installation piece symmetry sets up, the both ends of second screw rod are respectively the screw thread run through in two sets of the installation piece, second screw rod both ends structure is the same and screw thread opposite direction.

The utility model discloses an in one embodiment, the screw thread blind hole has been seted up respectively to the briquetting both sides, spacing bolt thread install in the screw thread blind hole, the screw thread blind hole is provided with two, two at least the screw thread blind hole symmetry sets up.

In an embodiment of the present invention, the upper plate is close to one side of the limit bolt and is provided with an elastic washer, and the elastic washer is sleeved on the limit bolt.

The utility model discloses an in one embodiment, the cope match-plate pattern is close to the telescopic link is installed to one side of lower bolster, the telescopic link is kept away from the one end of cope match-plate pattern install in the lower bolster, the telescopic link is provided with four groups, four groups the telescopic link symmetry sets up.

The utility model discloses an in one embodiment, first spout, two sets of first spout has been seted up to the bottom in the mount installation piece respectively slidable mounting in first spout.

In an embodiment of the present invention, the guide bar is in clearance fit with the upper mold plate, and the outer wall of the guide bar is smoothly arranged.

In an embodiment of the present invention, the mounting block is close to one side of the stiffener, and a second sliding groove is formed on the mounting block, and the stiffener is slidably mounted on the second sliding groove and is in spacing fit with the second sliding groove.

The utility model discloses an in one embodiment, first screw rod outer wall is seted up flutedly, be provided with the scale mark in the recess.

In an embodiment of the present invention, the pressing plate is close to one side of the supporting rod is provided with a reinforcing plate, and the reinforcing plate can be detached from the supporting rod.

In an embodiment of the present invention, the reinforcing plate is far away from one side of the pressing plate is fixedly provided with a hinged support, and the supporting rod is rotatably installed with the hinged support.

The utility model has the advantages that: the utility model discloses a sheet metal component negative angle mould that obtains of above-mentioned design, during the use, according to the sheet metal component dog-ear requirement, select the briquetting of appropriate angle, put into the spacing inslot with the briquetting, rotatory spacing bolt, it is fixed to make the briquetting, the first screw rod of rotatory mount both sides afterwards, the fixed block that drives both sides carries out the mutual displacement, it is the same with the sheet metal component width to make the distance between two fixed blocks reach, stop rotating, it is rotatory with the second screw rod, make the installation piece remove, drive two clamp plate bottom relative motion, make two clamp plates produce the angle each other, when contained angle between two clamp plates reaches the sheet metal component dog-ear requirement, stop rotatory first screw rod, put the sheet metal component on the clamp plate afterwards, start up the hydraulic cylinder, promote the cope match-plate pattern, make the briquetting push down, carry out the pressure angle to the sheet metal component. Through the setting of briquetting and adjusting part, the angle that makes to bend changes, reduces the change of dog-ear mould to reduce staff's intensity of labour, be convenient for in time adjust dog-ear angle, improve work efficiency, increase the life of mould.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a front view of a sheet metal part negative angle bending die provided by an embodiment of the present invention;

fig. 2 is a front view of a bracket and a mounting assembly provided in an embodiment of the present invention;

FIG. 3 is an enlarged view of the position A in FIG. 2;

FIG. 4 is a front view of an adjustment assembly provided by an embodiment of the present invention;

fig. 5 is an enlarged view of the position B in fig. 4.

In the figure: 100-a scaffold; 110-hydraulic cylinder; 120-a workbench; 200-a mounting assembly; 210-a mounting plate; 220-upper template; 221-a limiting groove; 222-a limit bolt; 223-a resilient washer; 224-a telescopic rod; 230-briquetting; 231-threaded blind holes; 240-lower template; 250-a fixing frame; 251-a first runner; 260-a guide bar; 300-an adjustment assembly; 310-a mounting block; 311-a second chute; 320-a support bar; 330-a pressure plate; 331-a reinforcement plate; 332-a free bearing; 340-fixing block; 350-reinforcing rods; 360-a first screw; 361-groove; 370-second screw.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a technical solution: a sheet metal part negative angle folding die comprises a support 100, a mounting assembly 200 and an adjusting assembly 300.

Referring to fig. 2, a hydraulic cylinder 110 is installed on the top of the support 100 through a bolt, and a table 120 is installed on the bottom of the support 100 through a bolt.

Referring to fig. 2-5, the mounting assembly 200 includes a mounting plate 210, an upper mold plate 220, a pressing block 230, a lower mold plate 240, a fixing frame 250 and guide rods 260, the mounting plate 210 is mounted on the bracket 100, an output end of the hydraulic cylinder 110 rotatably penetrates through the mounting plate 210, the upper mold plate 220 is mounted at the output end of the hydraulic cylinder 110 through screws, the upper mold plate 220 is provided with a limit groove 221, the limit groove 221 is provided with a limit bolt 222, the pressing block 230 is slidably mounted in the limit groove 221, the pressing block 230 is in limit fit with the limit bolt 222, the lower mold plate 240 is mounted on the worktable 120 through bolts, the fixing frame 250 is mounted on the lower mold plate 240 through welding, one end of each guide rod 260 is mounted on the lower mold plate 240 through a screw, the other end of each guide rod 260 penetrates through the upper mold plate 220 and is fixedly connected with the mounting plate 210, two guide rods 260 are symmetrically arranged.

In some specific embodiments, threaded blind holes 231 are respectively formed in two sides of the pressing block 230, the limiting bolt 222 is installed in the threaded blind holes 231 in a threaded manner, at least two threaded blind holes 231 are arranged, the two threaded blind holes 231 are symmetrically arranged, the limiting effect is increased, the pressing block 230 is prevented from being loosened in the working process, and the fixing effect is further increased.

In some specific embodiments, an elastic washer 223 is disposed on a side of the upper mold plate 220 close to the limit bolt 222, and the elastic washer 223 is sleeved on the limit bolt 222, so as to increase the buffering between the upper mold plate 220 and the limit bolt 222, and simultaneously prevent the limit bolt 222 from directly contacting the surface of the upper mold plate 220.

In some specific embodiments, the telescopic rods 224 are installed on one side of the upper template 220 close to the lower template 240, one end of each telescopic rod 224, which is far away from the upper template 220, is installed on the lower template 240, four groups of telescopic rods 224 are provided, and the four groups of telescopic rods 224 are symmetrically arranged to increase stability and limit between the upper template 220 and the lower template 240, and prevent the upper template 220 and the lower template 240 from shifting and causing influence when operating relatively.

In some specific embodiments, the bottom of the fixing frame 250 is provided with a first sliding groove 251, and the two sets of mounting blocks 310 are respectively slidably mounted on the first sliding groove 251, so as to increase the sliding and limiting effects of the mounting blocks 310.

In some specific embodiments, the guide rod 260 is in clearance fit with the upper template 220, so that a gap is prevented from being left between the guide rod 260 and the upper template 220, the guide rod is rocked, the outer wall of the guide rod 260 is smoothly arranged, friction between the guide rod 260 and the upper template 220 is reduced, a sliding effect is promoted, and the service life of the guide rod 260 is prolonged.

Referring to fig. 4 and 5, the adjusting assembly 300 includes a mounting block 310, a support bar 320, a pressure plate 330, fixed block 340, stiffener 350, first screw 360 and second screw 370, installation piece 310 slidable mounting is in mount 250 bottom, the one end of bracing piece 320 is installed in installation piece 310, the other end and the clamp plate 330 bottom of bracing piece 320 rotate to be connected, one side and the fixed block 340 of clamp plate 330 rotate to be connected, fixed block 340 slidable mounting is top in mount 250, the one end of stiffener 350 is installed in the one side that mount 250 was kept away from to fixed block 340, the other end slidable mounting of stiffener 350 is in

installation piece

310, 360 screw threads of first screw run through in stiffener 350 and rotate the installation with bracing piece 320, installation piece 310 is provided with two sets ofly, two sets of installation piece 310 symmetry sets up, the both ends of second screw 370 are respectively threaded and run through in two sets of installation pieces 310, the both ends structure of second screw 370 is the same and the screw thread opposite direction.

In some specific embodiments, a second sliding groove 311 is formed in one side of the mounting block 310 close to the reinforcing rod 350, the reinforcing rod 350 is slidably mounted in the second sliding groove 311 and is in limit fit with the second sliding groove 311, so that the sliding of the reinforcing rod 350 is increased, and meanwhile, the reinforcing rod 350 is limited, so that the reinforcing rod 350 is prevented from shaking when the first screw 360 rotates.

In some specific embodiments, the outer wall of the first screw 360 is provided with a groove 361, and scale marks are arranged in the groove 361, so that linear displacement generated when the first screw 360 is rotated can be effectively observed, and meanwhile, the relation between the displacement and the angle can be recorded, and the working efficiency can be increased.

In some specific embodiments, a reinforcing plate 331 is disposed on a side of the pressing plate 330 close to the supporting rod 320, and the reinforcing plate 331 is detachably disposed to enhance the strength of the pressing plate 330 and increase the service life of the pressing plate 330.

In some embodiments, a hinge seat 332 is fixedly installed on a side of the reinforcing plate 331 away from the pressing plate 330, and the supporting rod 320 is rotatably installed with the hinge seat 332 to increase the rotating and fixing effects.

The working principle is as follows: when the angle-limiting device is used, according to the requirement of the angle of a sheet metal part, the pressing block 230 with a proper angle is selected, the pressing block 230 is placed in the limiting groove 221, the elastic gasket 223 is sleeved on the limiting bolt 222, the limiting bolt 222 is rotated to enable the limiting bolt 222 to be screwed into the threaded blind hole 231 on the pressing block 230 to enable the pressing block 230 to be fixed, then the first screw rods 360 on the two sides of the fixing frame 250 are rotated to observe scale marks in the grooves 361, the fixing blocks 340 on the two sides of the fixing frame 250 are enabled to move mutually, the distance between the two fixing blocks 340 is enabled to be equal to the width of the sheet metal part, the rotation is stopped, the second screw rods 370 are rotated to enable the two groups of mounting blocks 310 to move mutually, the mounting blocks 310 move in the first sliding grooves 251 and limit, the supporting rods 320 on the top are driven to move, the pressing plates 330 are enabled to rotate on the hinged bases 332, the angle between the bottoms of the two pressing plates 330 is enabled to change, when the included angle between the two pressing plates 330 meets the requirement of the angle of the two sheet metal parts, the first screw 360 stops rotating, then the sheet metal part is placed on the pressing plate 330, the hydraulic cylinder 110 is started, the upper die plate 220 is pushed, the pressing block 230 is pressed downwards, and the angle pressing is carried out on the sheet metal part.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sheet metal part negative angle bending die is characterized by comprising

The hydraulic cylinder (110) is arranged at the top of the support (100), and the workbench (120) is arranged at the bottom of the support (100);

the mounting assembly (200) comprises a mounting plate (210), an upper template (220), a pressing block (230), a lower template (240), a fixing frame (250) and a guide rod (260), the mounting plate (210) is mounted on the support (100), the output end of the hydraulic cylinder (110) is rotatably penetrated through the mounting plate (210), the upper template (220) is mounted at the output end of the hydraulic cylinder (110), a limiting groove (221) is formed in the upper template (220), a limiting bolt (222) is arranged in the limiting groove (221), the pressing block (230) is slidably mounted in the limiting groove (221), the pressing block (230) is in limiting fit with the limiting bolt (222), the lower template (240) is mounted on the workbench (120), the fixing frame (250) is mounted on the lower template (240), one end of the guide rod (260) is mounted on the lower template (240), the other end of each guide rod (260) penetrates through the upper template (220) movably and is fixedly connected with the mounting plate (210), two guide rods (260) are arranged, and the two guide rods (260) are symmetrically arranged;

adjusting part (300), adjusting part (300) is including installation piece (310), bracing piece (320), clamp plate (330), fixed block (340), stiffener (350), first screw rod (360) and second screw rod (370), installation piece (310) slidable mounting in bottom in mount (250), the one end of bracing piece (320) install in installation piece (310), the other end of bracing piece (320) with clamp plate (330) bottom is rotated and is connected, one side of clamp plate (330) with fixed block (340) is rotated and is connected, fixed block (340) slidable mounting in top in mount (250), the one end of stiffener (350) install in fixed block (340) is kept away from one side of mount (250), the other end slidable mounting of stiffener (350) in installation piece (310), first screw rod (360) screw thread run through in stiffener (350) and with bracing piece (320) rotate The installation, installation piece (310) is provided with two sets ofly, two sets of installation piece (310) symmetry sets up, the both ends of second screw rod (370) are threaded respectively and are run through in two sets of installation piece (310), the same and screw thread opposite direction of second screw rod (370) both ends structure.

2. The negative angle bending die for the sheet metal part as claimed in claim 1, wherein threaded blind holes (231) are respectively formed in two sides of the pressing block (230), the limiting bolt (222) is threadedly mounted on the threaded blind holes (231), at least two threaded blind holes (231) are formed, and the two threaded blind holes (231) are symmetrically arranged.

3. The negative angle folding die for the sheet metal part as claimed in claim 1, wherein an elastic washer (223) is arranged on one side of the upper die plate (220) close to the limit bolt (222), and the elastic washer (223) is sleeved on the limit bolt (222).

4. The negative angle folding die for the sheet metal parts as claimed in claim 1, wherein a telescopic rod (224) is mounted on one side of the upper die plate (220) close to the lower die plate (240), one end of the telescopic rod (224) far away from the upper die plate (220) is mounted on the lower die plate (240), four groups of telescopic rods (224) are provided, and the four groups of telescopic rods (224) are symmetrically arranged.

5. The negative angle folding die for the sheet metal part as claimed in claim 1, wherein a first sliding groove (251) is formed in the bottom of the fixing frame (250), and the two sets of the mounting blocks (310) are slidably mounted on the first sliding groove (251) respectively.

6. The negative angle folding die for the sheet metal parts as claimed in claim 1, wherein the guide rods (260) are in clearance fit with the upper die plate (220), and the outer walls of the guide rods (260) are smoothly arranged.

7. The negative angle folding die for the sheet metal part as claimed in claim 1, wherein a second sliding groove (311) is formed in one side of the mounting block (310) close to the reinforcing rod (350), and the reinforcing rod (350) is slidably mounted in the second sliding groove (311) and is in limit fit with the second sliding groove (311).

8. The negative angle folding die for the sheet metal part as claimed in claim 1, wherein a groove (361) is formed in the outer wall of the first screw (360), and scale marks are arranged in the groove (361).

9. The negative angle folding die for the sheet metal part as claimed in claim 1, wherein a reinforcing plate (331) is arranged on one side of the pressing plate (330) close to the supporting rod (320), and the reinforcing plate (331) is detachably arranged.

10. The negative angle folding die for sheet metal parts as claimed in claim 9, wherein a hinge base (332) is fixedly mounted on one side of the reinforcing plate (331) far away from the pressing plate (330), and the supporting rod (320) is rotatably mounted with the hinge base (332).