CN215199304U - Sheet metal processing die - Google Patents

Abstract

The utility model discloses a sheet metal working die, sheet metal working die includes: a lower die having a protrusion protruding upward; the lifting column is arranged on the protrusion in a lifting manner and is provided with a positioning structure for positioning the metal plate; the upper die is arranged above the lower die and can move up and down between a die opening position and a die closing position; when the upper die descends from the die opening position to the die closing position, the lifting column is pressed downwards, so that the metal plate is supported on the bulge, and the upper die presses down the parts of the metal plate, which are positioned on two sides of the bulge; when the upper die is lifted from the die closing position to the die opening position, the lifting column is lifted and pushes the metal plate upwards to be away from the protrusion. According to the utility model discloses panel beating mold processing has and takes out the panel beating convenience, and production efficiency is high, advantages such as disability rate is low.

Description

Sheet metal processing die

Technical Field

The utility model belongs to the technical field of the mold processing and specifically relates to a panel beating mold processing is related to.

Background

Sheet metal working mould among the correlation technique, for example with the mould of sheet metal processing into several fonts, the last mould of mould is pushed down in the panel beating both sides and is bent the panel beating, to the press that has the shutting function, through the press shutting, the lower mould of panel beating both sides part can not kick-back to the sheet metal component both sides so that take out the panel beating, but to the equipment that does not have the shutting function, the lower mould of panel beating both sides part is kick-backed, results in the panel beating by the centre gripping in the lower mould both sides with gap between the terrace die and be difficult to take out, not only increases working strength, reduces production efficiency, leads to the product disability rate to promote moreover.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a sheet metal working die, this sheet metal working die has the convenience of taking out the panel beating, and production efficiency is high, advantages such as disability rate is low.

In order to achieve the above object, according to the utility model discloses an embodiment provides a panel beating mold processing, include: a lower die having a protrusion protruding upward; the lifting column is arranged on the protrusion in a lifting manner and is provided with a positioning structure for positioning the metal plate; the upper die is arranged above the lower die and can move up and down between a die opening position and a die closing position; when the upper die descends from the die opening position to the die closing position, the lifting column is pressed downwards, so that the metal plate is supported on the bulge, and the upper die presses down the parts of the metal plate, which are positioned on two sides of the bulge; when the upper die is lifted from the die closing position to the die opening position, the lifting column is lifted and pushes the metal plate upwards to be away from the protrusion.

According to the utility model discloses panel beating mold processing has and takes out the panel beating convenience, and production efficiency is high, advantages such as disability rate is low.

According to some embodiments of the utility model, location structure for form in the locating pin of the up end of lift post, the locating pin through with locating hole cooperation on the panel beating is right the panel beating is fixed a position.

According to some embodiments of the utility model, the lower extreme of lift post is equipped with the elastic component, go up the mould and follow the compound die position to when the die sinking position rose, the lift post was in rise under the elasticity of elastic component.

Further, the lower mold includes: the lifting column is arranged on the male die in a lifting manner; the upper end of the male die protrudes upwards from the first lower insert and the second lower insert to form the bulge.

Further, the upper mold includes: the pressing plate corresponds to the male die in position; the first upper insert and the second upper insert are respectively arranged on two opposite sides of the pressure plate in a lifting manner, the first upper insert corresponds to the first lower insert in position, and the second upper insert corresponds to the second lower insert in position; when the upper die descends from the die opening position to the die closing position, the pressure plate presses down the lifting column to enable the metal plate to be supported on the male die, and the first upper insert and the second upper insert respectively press the first lower insert and the second lower insert to press down the parts, located on the two sides of the male die, of the metal plate; when the upper die is lifted from the die closing position to the die opening position, the first lower insert and the second lower insert rebound upwards, and the metal plate is jacked up by the lifting column and is separated from a gap between the first lower insert and the male die and a gap between the second lower insert and the male die.

According to some embodiments of the present invention, the male die is provided with a guide groove engaged with the lifting column, and the lifting column is engaged with the guide groove in a liftable manner.

According to the utility model discloses some embodiments, the lower extreme of terrace die is equipped with the fixing base, the elastic component install in the fixing base, the fixing base the elastic component with the lift post link up jointly in the upper and lower both ends of terrace die.

According to the utility model discloses a some embodiments, the panel beating mold processing still includes: the male die is mounted on the lower die base, and the first lower insert and the second lower insert are respectively mounted on the lower die base in a lifting manner.

According to some embodiments of the invention, the lifting column is configured cylindrically, the peripheral edge of the lifting column being provided with a lubrication groove extending along its circumference.

According to some embodiments of the invention, the lifting columns are a plurality of and follow the length direction interval arrangement of the convex upper surface.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an upper die of a sheet metal processing die in a die opening position according to an embodiment of the present invention;

fig. 2 is a partial schematic structural view of an upper die of the sheet metal working die in a die assembly position according to the embodiment of the present invention;

fig. 3 is an assembly schematic view of a sheet metal of the sheet metal working mold according to an embodiment of the present invention;

fig. 4 is a schematic structural view of an upper die of the sheet metal working die according to the embodiment of the present invention;

fig. 5 is a schematic structural view of a lower die of the sheet metal processing die according to the embodiment of the present invention;

fig. 6 is according to the utility model discloses sheet metal working mould's elastic component and assembly schematic diagram of lift post.

Reference numerals:

a sheet metal processing die 1,

A metal plate 10,

A lower die 100, a convex die 110, a first lower insert 120, a second lower insert 130, a lower die holder 140,

A lifting column 200, a positioning pin 210, an elastic piece 220, a fixed seat 230, a lubricating groove 240,

The die comprises an upper die 300, a pressure plate 310, a first upper insert 320 and a second upper insert 330.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and to simplify the description, but do not indicate or imply that the device or element so 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.

In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more, and "a plurality" means one or more.

In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

The sheet metal working mold 1 according to an embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 1 to 6, a sheet metal working mold 1 according to an embodiment of the present invention includes a lower mold 100, a lifting column 200, and an upper mold 300,

the lower mold 100 has a projection projecting upward. The lifting column 200 is arranged on the protrusion in a lifting manner, and the lifting column 200 has a positioning structure for positioning the metal plate 10. The upper mold 300 is provided above the lower mold 100 and is movable up and down between a mold opening position and a mold closing position. When the upper die 300 descends from the die opening position to the die closing position, the lifting column 200 is pressed downwards, so that the sheet metal 10 is supported on the bulge, and the upper die 300 presses down the parts, located on the two sides of the bulge, of the sheet metal 10. When the upper mold 300 is raised from the mold closing position to the mold opening position, the lift column 200 is raised and pushes up the metal plate 10 away from the projection.

For example, panel beating 10 can be the steel sheet, constructs into the flat board before the shaping of panel beating 10 and paves in lift post 200 and pass through location structure keeps fixed with lift post 200, and the width direction both sides of panel beating 10 are wider than protruding, goes up mould 300 when the compound die position, goes up mould 300 and pushes down the part that is located protruding both sides of panel beating 10, goes up mould 300 and lower mould 100 and processes into the shape of bending with panel beating 10 jointly, and the angle of bending is about 90 to panel beating 10 forms "nearly" font structure, can be applied to fields such as vehicle as a few word roof beam. The lifting column 200 jacks up the metal plate 10 when the upper die 300 is lifted to the die opening position, and the force of the lifting column for jacking up the metal plate 10 is enough to overcome the friction force between the two sides of the convex part of the lower die 100 and the metal plate 10.

According to the utility model discloses sheet metal working mould 1 sets up lift post 200 through the bulge at lower mould 100, goes up mould 300 from the die sinking position when descending to the compound die position, and lift post 200 descends along with last mould 300 jointly, because lift post 200 has the location structure that is used for advancing line location to panel beating 10, lift post 200 provides direction and location to panel beating 10. The bulge of the lower die 100 is kept fixed, when the lifting columns 200 are lowered to be flush with the top of the bulge, the upper die 300 continues to press down the parts, located on two sides of the bulge, of the metal plate 10, the upper die 300 and the lower die 100 clamp two opposite sides of the metal plate 10 together at the positions, located on two sides of the bulge, of the metal plate 10 and move downwards synchronously, when the upper die 300 and the lower die 100 are lowered to the lowest position, the upper die 300 and the lower die 100 reach a die assembly position to enable the metal plate 10 to be bent and formed, when the upper die 300 is lifted from the die assembly position to a die assembly position, for a press machine without a locking function, the parts, located on two sides of the bulge, of the lower die 100 can also be lifted, at the moment, the metal plate 10 is lifted upwards by the lifting columns 200, so that the metal plate 10 is separated from the lower die 100, the parts, located on two sides of the bulge after the metal plate 10 is formed, are prevented from being extruded by the lower die 100, the formed metal plate 10 is convenient to take out, and the production efficiency is improved. In addition, the metal plate 10 can be separated from the lower die 100 in time, so that the metal plate 10 is prevented from being scrapped due to the extrusion of the lower die 100.

Therefore, according to the utility model discloses sheet metal working mould 1 has the convenience of taking out the panel beating, and production efficiency is high, advantages such as disability rate is low.

In some embodiments of the present invention, as shown in fig. 1 and 3, the positioning structure is a positioning pin 210 formed on the upper end surface of the lifting column 200, and the positioning pin 210 is used for positioning the metal plate 10 by matching with a positioning hole on the metal plate 10.

The locating pin 210 protrudes from the upper surface of the protrusion all the time as a locating structure of the metal plate 10, so that the metal plate 10 can be placed conveniently, the upper die 300 is firstly contacted and extruded with the locating pin 210 in the lifting process of the lifting column 200, the locating pin 210 is always kept in the locating hole to locate the metal plate 10, and the metal plate 10 is prevented from being extruded to generate lateral displacement.

In some embodiments of the present invention, as shown in fig. 6, the lower end of the lifting column 200 is provided with an elastic member 220, and when the upper mold 300 is lifted from the mold closing position to the mold opening position, the lifting column 200 is lifted under the elastic force of the elastic member 220.

For example, the elastic member 220 is a nitrogen spring, the nitrogen spring can provide stable elastic force for the lifting column 200, the elastic force of the elastic member 220 is less affected by the stroke change of the lifting column 200, the lifting column 200 is lifted by the elastic force of the elastic member 220 to lift the metal plate 10 upwards to be away from the bulge, other lifting control structures are not required to be arranged, and the structure is simple and stable in lifting.

Further, as shown in fig. 5, the lower mold 100 includes a punch 110, a first lower insert 120, and a second lower insert 130, and the lift column 200 is provided to be movable up and down on the punch 110. The first lower insert 120 and the second lower insert 130 are respectively arranged on two opposite sides of the punch 110 in a liftable manner, and the upper end of the punch 110 protrudes upwards from the first lower insert 120 and the second lower insert 130 to form a protrusion.

Because the male die 110 protrudes out of the first lower insert 120 and the second lower insert 130, when the upper die 300 descends, the metal plate 10 is firstly pressed on the male die 110, so that the formed metal plate 10 and the male die 110 are kept fixed, and the middle of the metal plate 10 is supported, the first lower insert 120 and the second lower insert 130 support two sides of the metal plate 10 through lower positions on two opposite sides of the male die 110, the forming of the metal plate 10 is completed under the pressure of the upper die 300, after the metal plate 10 is formed, the upper die 300 is lifted, the lifting column 200, the first lower insert 120 and the second lower insert 130 are lifted at the same time, and the lifting column 200 lifts the metal plate 10 away from the male die 110. In addition, the upper surface and the side surface of the male die 110 are perpendicular to each other and a chamfer is formed at the joint, so that the sheet metal 10 is formed into a shape the same as the outer contour shape of the male die 110, for example, the bending angle is about 88 degrees when the sheet metal 10 is formed, after the lifting column 200 pushes the sheet metal 10 away from the male die 110, the sheet metal 10 deforms by means of the self stress, and the bending angle slightly larger than 90 degrees (for example, 92 degrees) is formed, so that the formed sheet metal 10 is convenient to take out.

Further, as shown in fig. 4, the upper die 300 includes a pressing plate 310, a first upper insert 320 and a second upper insert 330,

the pressing plate 310 corresponds to the position of the male mold 110. The first upper insert 320 and the second upper insert 330 are respectively installed on two opposite sides of the platen 310 in a liftable manner, the first upper insert 320 corresponds to the first lower insert 120, and the second upper insert 330 corresponds to the second lower insert 130.

When the upper die 300 descends from the die opening position to the die closing position, the pressure plate 310 presses down the lifting column 200 to support the sheet metal 10 on the male die 110, and the first upper insert 320 and the second upper insert 330 respectively press the first lower insert 120 and the second lower insert 130 to press down the portions, located on the two sides of the male die 110, of the sheet metal 10, so that the forming of the sheet metal 10 is completed. When the upper die 300 is lifted from the die closing position to the die opening position, the first lower insert 120 and the second lower insert 130 rebound upward, and the formed sheet metal 10 is jacked up by the lifting column 200 and separated from the gap between the first lower insert 120 and the punch 110 and the gap between the second lower insert 130 and the punch 110.

In the process that the upper die 300 descends to the die assembly position, the pressure plate 310 and the punch 110 firstly press the opposite surfaces of the sheet metal 10 together, then the parts of the sheet metal 10 located on the two sides of the punch 110 are pressed to the first lower insert 120 and the second lower insert 130 by the first upper insert 320 and the second upper insert 330, the first upper insert 320 and the first lower insert 120, the second upper insert 330 and the second upper insert 330 clamp the sheet metal 10 together, and the first upper insert 320 and the second upper insert 330 continue to move downwards to press down the sheet metal 10 and the first lower insert 120 and the second lower insert 130 together until the upper die 300 reaches the die assembly position. The first upper insert 320 and the first lower insert 120, and the second upper insert 330 and the second lower insert 130 clamp the sheet metal 10 together, so that the sheet metal 10 is more stably held between the upper die 300 and the lower die 100, and the forming process is more stable.

In some embodiments of the present invention, the male mold 110 is provided with a guide groove (not shown) engaged with the lifting column 200, and the lifting column 200 is liftably engaged with the guide groove.

For example, the gap between the guide groove and the lifting column 200 is not more than 0.2mm, the guide groove guides the lifting of the lifting column 200, and the lifting column 200 can be hidden inside the male mold 110, thereby improving the reliability of the lifting column 200. The length of the guide groove is not less than the length of the lifting column 200, so that the lifting column 200 can be completely located inside the guide groove when being lowered to the lowest position, in addition, a blocking edge is configured on one side of the guide groove which faces the lifting column 200 and is lifted up, and one end of the lifting column 200, which is far away from the positioning pin 210, is blocked at the blocking edge when being lifted up to the highest position, so that the male die 110 is prevented from being separated from the lifting column 200.

In some embodiments of the present invention, as shown in fig. 6, the lower end of the male mold 110 is provided with a fixing seat 230, the elastic member 220 is installed on the fixing seat 230, and the fixing seat 230, the elastic member 220 and the lifting column 200 are commonly connected to the upper and lower ends of the male mold 110.

The fixing base 230 is used for bearing the elastic member 220, so that the elastic member 230 has high stability and accuracy in the stretching process, the elastic member 230 drives the lifting column 200 to lift, a more accurate guiding effect is provided for the lifting column 200, and the movement stability of the lifting column 200 is ensured.

In some embodiments of the present invention, as shown in fig. 6, the sheet metal 10 processing mold 1 further includes a lower mold base 140, the male mold 110 is mounted on the lower mold base 140, and the first lower insert 120 and the second lower insert 130 are respectively mounted on the lower mold base 140 in a liftable manner.

The lower die holder 140 is a fixed structure, provides an installation carrier for the male die 110, and provides support when the male die 110 is pressed by the upper pressing plate 310, so that the structural stability of the male die 110 is stronger, and the stability of the male die 110 supporting the metal plate 10 during the forming of the metal plate 10 is ensured. And the first lower insert 120 and the second lower insert 130 are lifted relative to the lower die holder 140 and the punch 110 by a lifting mechanism, and the lower die holder 140 provides support when the first lower insert 120 and the second lower insert 130 are lifted, so that the stability of the lower die 100 during the forming of the sheet metal 10 is improved.

In some embodiments of the present invention, as shown in fig. 6, the lifting column 200 is configured to be cylindrical, the periphery of the lifting column 200 is provided with a lubrication groove 240 extending along the circumferential direction thereof, and the lubrication groove 240 may be provided in a plurality of and along the axial direction of the lifting column 200.

The lifting column 200 is configured in a cylindrical shape, the difficulty of processing is low, and the cylindrical lifting column 200 can slide more smoothly with the guide groove. The lifting column 200 is provided with the lubricating groove 240 through the structure, and the lubricating groove 240 can contain lubricating oil, so that the lubricating oil of the lifting column 200 is uniformly coated, the lifting resistance of the lifting column 200 is reduced, the lifting stability of the lifting column 200 is improved, and the abrasion is reduced.

In some embodiments of the present invention, as shown in fig. 6, the lifting columns 200 are plural and are arranged at intervals along the length direction of the upper surface of the protrusion, for example, the plurality of lifting columns 200 are arranged at intervals along the length direction of the upper surface of the male mold 110.

So, lift post 200 can adapt to the shape of panel beating 10 and support and fix a position panel beating 10, and at panel beating 10 forming process, the synchronous lift of a plurality of lift posts 200, the panel beating 10 all receives the pressure of top board 310 and lift post 200 in the length direction of protruding upper surface to stably keep on lift post 200, promoted lift post 200 decline in-process panel beating 10's stability.

Other configurations and operations of the sheet metal working die 1 according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description herein, references to the description of the terms "particular embodiment," "particular example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides a sheet metal working mould which characterized in that includes:

a lower die having a protrusion protruding upward;

the lifting column is arranged on the protrusion in a lifting manner and is provided with a positioning structure for positioning the metal plate;

the upper die is arranged above the lower die and can move up and down between a die opening position and a die closing position;

when the upper die descends from the die opening position to the die closing position, the lifting column is pressed downwards, so that the metal plate is supported on the bulge, and the upper die presses down the parts of the metal plate, which are positioned on two sides of the bulge;

when the upper die is lifted from the die closing position to the die opening position, the lifting column is lifted and pushes the metal plate upwards to be away from the protrusion.

2. The sheet metal working mold according to claim 1, wherein the positioning structure is a positioning pin formed on an upper end surface of the lifting column, and the positioning pin is used for positioning the sheet metal by being matched with a positioning hole in the sheet metal.

3. The sheet metal working mold according to claim 1, wherein an elastic member is provided at a lower end of the lifting column, and when the upper mold is lifted from the mold closing position to the mold opening position, the lifting column is lifted by an elastic force of the elastic member.

4. The sheet metal working mold of claim 3, wherein the lower mold includes:

the lifting column is arranged on the male die in a lifting manner;

the upper end of the male die protrudes upwards from the first lower insert and the second lower insert to form the bulge.

5. The sheet metal working mold of claim 4, wherein the upper mold comprises:

the pressing plate corresponds to the male die in position;

the first upper insert and the second upper insert are respectively arranged on two opposite sides of the pressure plate in a lifting manner, the first upper insert corresponds to the first lower insert in position, and the second upper insert corresponds to the second lower insert in position;

when the upper die descends from the die opening position to the die closing position, the pressure plate presses down the lifting column to enable the metal plate to be supported on the male die, and the first upper insert and the second upper insert respectively press the first lower insert and the second lower insert to press down the parts, located on the two sides of the male die, of the metal plate;

when the upper die is lifted from the die closing position to the die opening position, the first lower insert and the second lower insert rebound upwards, and the metal plate is jacked up by the lifting column and is separated from a gap between the first lower insert and the male die and a gap between the second lower insert and the male die.

6. The sheet metal working mold according to claim 4, wherein the male mold is provided with a guide groove engaged with the elevating column, and the elevating column is elevatably engaged with the guide groove.

7. The sheet metal processing die according to claim 4, wherein a fixed seat is arranged at the lower end of the male die, the elastic member is mounted on the fixed seat, and the fixed seat, the elastic member and the lifting column are communicated with the upper end and the lower end of the male die together.

8. The sheet metal working mold of claim 4, further comprising:

the male die is mounted on the lower die base, and the first lower insert and the second lower insert are respectively mounted on the lower die base in a lifting manner.

9. The sheet metal working mold of claim 1 wherein the lifting columns are configured in a cylindrical shape, the outer peripheral edges of the lifting columns being provided with lubrication grooves extending circumferentially therealong.

10. The sheet metal working mold of claim 1, wherein the plurality of lifting columns are arranged at intervals along a length direction of the upper surface of the protrusion.

Images