CN213409925U

CN213409925U - Universal bending die

Info

Publication number: CN213409925U
Application number: CN202022122527.5U
Authority: CN
Inventors: 陈春荣; 陆凯林
Original assignee: Kunshan Datang Precision Hardware Technology Co ltd
Current assignee: Kunshan Datang Precision Hardware Technology Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-06-11
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to a commonality mould of bending, including last mould subassembly, lower mould subassembly and locating plate, it includes the punch holder to go up the mould subassembly, the fixed cutting die of bending that is equipped with on the punch holder, lower mould subassembly includes the lower bolster, be equipped with the groove of bending on the lower bolster, the groove of bending is located the cutting die of bending under, is equipped with one respectively on the lower bolster of the groove both sides of bending and can follows the gliding locating plate of lower bolster, treats that the product of bending is placed between two locating plates and fixed with the product through the locating plate, the cutting die of bending pushes down the product under the drive of punch holder, and the product is pressed the inslot of bending and accomplishes the operation of bending of product by the cutting die of bending. The utility model discloses application scope is wide, compares in a traditional product just needs a mould, has reduced the processing cost widely, and the machining precision is high, easy maintenance, simple to use.

Description

Universal bending die

Technical Field

The utility model relates to a mould of bending, concretely relates to commonality mould of bending for sheetmetal.

Background

The existing hardware metal sheet bending is mostly finished by manually using conventional tools, the larger the size and the thickness of the metal sheet are, the different bending difficulty is, a certain number of metal sheets need to be bent for multiple times to reach a preset angle, manpower is consumed very much, the labor intensity of workers is increased, the precision of a manually bent product is poor, and the quality of the product is influenced. Therefore, the bending die is available, the existing common bending die is only suitable for metal sheets with one size, the processing cost is high, and the applicability is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a commonality mould of bending is equipped with the locating plate in this mould, can be applicable to the demand of bending of multiple size product through the regulation of locating plate, and the practicality is strong.

The utility model discloses a solve the technical scheme that its technical problem adopted and be:

the utility model provides a commonality mould of bending, includes mould assembly, lower mould assembly and locating plate, it includes the punch holder to go up the mould assembly, the fixed cutting die that bends that is equipped with on the punch holder, lower mould assembly includes the lower bolster, be equipped with the groove of bending on the lower bolster, the groove of bending is located the cutting die of bending under, is equipped with one respectively on the lower bolster of groove both sides of bending and can follows the gliding locating plate of lower bolster, and the product of treating to bend is placed between two locating plates and is fixed with the product through the locating plate, the cutting die of bending pushes down the product under the drive of punch holder, and the product is pressed the bending inslot and is accomplished the operation of bending of product by the cutting die of bending.

Preferably, the upper die assembly further comprises an upper die base, the upper clamping plate is fixed on the upper die base and located below the upper die base, and limiting columns are arranged at four corner ends of the upper die base.

Preferably, the upper end of the bending cutting die is fixed to the upper clamp plate and extends towards the lower portion of the upper clamp plate, the lower end of the bending cutting die is a stamping head, the vertical section of the stamping head along the length direction of the upper clamp plate is of a V-shaped structure, and the included angle alpha of the V-shaped structure is 85-90 degrees.

Preferably, the lower die assembly further comprises a lower die base and a lower cushion block, a lower die plate is arranged above the lower die base, the lower cushion block is arranged below the lower die base, and the lower die plate, the lower die base and the lower cushion block are fixedly connected.

Preferably, the bending groove is arranged along the width direction of the lower template, the vertical section of the bending groove along the length direction of the lower template is in a V-shaped structure, and the included angle beta of the V-shaped structure is 85-90 degrees.

Preferably, the locating plate is provided with a plurality of parallel sliding chutes along the length direction, an inner locating block is arranged at the corresponding position of the lower template and the sliding chutes, the inner locating block is inserted into the sliding chutes, the lower template is provided with a plurality of outer locating blocks, the outer locating blocks are attached to the two sides of the locating plate, the two sides of the locating plate are provided with dimension scale marks, and the locating plate is locked on the lower template through locking screws.

Preferably, the positioning plate is provided with five elongated sliding grooves, the lower template at the corresponding position of each sliding groove is provided with two inner positioning blocks, the locking screws are locked in the sliding grooves in the middle of the positioning plate to fix the positioning plate on the lower template, and the lower templates at two sides of the positioning plate are provided with three outer positioning blocks.

The utility model has the advantages that: the utility model discloses an upper die assembly, lower die assembly, locating plate and bending cutting die, bending cutting die is fixed in the punch holder of upper die assembly, be equipped with bending groove on the lower bolster of lower die assembly, respectively establish a locating plate of sliding connection in the lower bolster on the lower bolster of bending groove both sides, two locating plates are used for fixing the product, consequently fix the product of different sizes through adjusting the position of two locating plates, after the product is fixed, bending cutting die pushes down the product, and accomplish the product and bend the operation, this mould is applicable to length and width and is 220 x 200 products within, therefore application scope is wide, just need a mould in comparison with a traditional product, has reduced the processing cost greatly, and the machining precision is high, easy maintenance, simple to use; the lower template is provided with an inner positioning block and an outer positioning block, and the inner positioning block and the outer positioning block of the positioning plate slide downwards under the limit, so that the positioning precision is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is another schematic structural diagram of the present invention;

FIG. 3 is a schematic structural view of the upper die holder of the present invention;

fig. 4 is a schematic structural view of the upper middle splint of the present invention;

FIG. 5 is a schematic structural view of the middle and lower templates of the present invention;

fig. 6 is another schematic structural view of the middle and lower templates of the present invention;

FIG. 7 is a schematic structural view of the middle and lower die holders of the present invention;

FIG. 8 is a schematic structural view of the middle lower cushion block of the present invention;

fig. 9 is a schematic structural view of the positioning plate of the present invention;

fig. 10 is a schematic structural view of a middle bending cutting die of the present invention;

fig. 11 is another schematic structural view of the bending die of the present invention;

in the figure: 10-an upper die assembly, 11-an upper die holder, 12-an upper clamping plate, 13-a limiting column, 20-a lower die assembly, 21-a lower die plate, 22-a lower die holder, 23-a lower cushion block, 24-a bending groove, 30-a positioning plate, 31-a sliding groove, 32-a locking bolt, 33-an inner positioning block, 34-an outer positioning block, 35-a scale mark, 40-a bending knife mold and 41-a stamping head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only 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.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Example (b): as shown in fig. 1-11, a general bending die is characterized in that: including last mould subassembly 10, lower mould subassembly 20 and locating plate 30, last mould subassembly 10 includes punch holder 12, the fixed cutting die 40 that bends that is equipped with on punch holder 12, lower mould subassembly 20 includes lower bolster 21, be equipped with bending groove 24 on the lower bolster 21, bending groove 24 is located bending cutting die 40 under, is equipped with one respectively on the lower bolster 21 of bending groove 24 both sides and can follows the gliding locating plate 30 of lower bolster, treats that the product of bending is placed between two locating plates 30 and fixed with the product through the locating plate, bending cutting die 40 pushes down the product under the drive of punch holder 12, and the product is pressed in bending groove 24 and is accomplished the bending operation of product by bending cutting die 40. The utility model is used for 90 degrees of bending of hardware flat plate products, wherein the bending cutting die 40 is fixed on the upper clamping plate of the upper die assembly, the lower die plate 21 under the bending cutting die 40 is provided with the bending groove 24, two positioning plates 30 are arranged on two sides of the bending groove, the products to be bent are placed above the bending groove 24, and two sides of the products are propped against the positioning plates 30, because the positioning plates 30 can slide back and forth along the lower die plate 21, the gap width between the two positioning plates 30 can be adjusted to adapt to products with different sizes, after the products are fixed, the bending cutting die 40 moves towards the products, because the bending groove 24 is arranged under the products, the products are pressed into the bending groove to complete the bending operation, the die is suitable for products with the inch length and the width within 220 mm, therefore, the application range is wide, compared with the traditional product, the processing cost is greatly reduced because a die is needed, and the processing precision is high, the maintenance is convenient, and the use is simple.

The upper die assembly 10 further comprises an upper die base 11, the upper clamping plate 12 is fixed on the upper die base 11 and located below the upper die base, and limiting columns 13 are arranged at four corner ends of the upper die base 11. The upper end of the bending cutting die 40 is fixed to the upper clamp plate 12, the bending cutting die 40 extends towards the lower portion of the upper clamp plate 12, the lower end of the bending cutting die 40 is a stamping head 41, the vertical section of the stamping head 41 along the length direction of the upper clamp plate 12 is of a V-shaped structure, and the included angle alpha of the V-shaped structure is 85-90 degrees.

The lower die assembly 20 further comprises a lower die base 22 and a lower cushion block 23, a lower die plate 21 is arranged above the lower die base 22, the lower cushion block 23 is arranged below the lower die base 22, and the lower die plate 21, the lower die base 22 and the lower cushion block 23 are fixedly connected. The bending groove 24 is arranged along the width direction of the lower template 21, the vertical section of the bending groove 24 along the length direction of the lower template 21 is of a V-shaped structure, and the included angle beta of the V-shaped structure is 85-90 degrees.

As shown in fig. 1-2, the bending die is sequentially provided with an upper die holder 11, an upper clamp plate 12, a positioning plate 30, a lower die plate 21, a lower die holder 22 and a lower cushion block 23 from top to bottom, the upper die holder 11 and the upper clamp plate 12 are fixedly connected through bolts, the lower die plate 21, the lower die holder 22 and the lower cushion block 23 are fixedly connected through bolts, the upper die holder 11 and the upper clamp plate 12 can move towards the lower die plate 21 under the driving of an external force driving mechanism, and a limit column 13 on the upper die holder is matched with a limit sleeve of the lower die holder 22 for use to limit the movement track of the upper die assembly; as shown in fig. 1, a horizontal direction shown in the drawing is defined as a length direction of the die, a horizontal direction perpendicular to the length direction is defined as a width direction of the die, the bending groove 24 is located at a middle position of the length direction of the lower die plate 21 and is opened along the width direction of the lower die plate, the bending groove 24 has the same shape as a punching head 41 of the bending knife die, the punching head is located right above the bending groove, the product is placed above the bending groove, and the bending knife die 40 is driven by the upper die assembly 10 to move downward to punch the product right below the bending knife die so as to bend the product to 90 °.

As shown in fig. 9, the positioning plate 30 is provided with a plurality of parallel sliding grooves 31 along the length direction thereof, an inner positioning block 33 is provided at a position corresponding to the sliding grooves 31 of the lower mold plate 21, the inner positioning block 33 is inserted into the sliding grooves 31, the lower mold plate 21 is provided with a plurality of outer positioning blocks 34, the outer positioning blocks 34 are attached to two sides of the positioning plate 30, two sides of the positioning plate 30 are provided with dimension scale marks 35, and the positioning plate 30 is locked to the lower mold plate 21 by locking screws 32.

Furthermore, the positioning plate 30 is provided with five elongated sliding grooves 31, two inner positioning blocks 33 are arranged on the lower template 21 at the corresponding position of each sliding groove 31, the locking screws 32 are locked in the sliding grooves 31 in the middle to fix the positioning plate 30 on the lower template 21, and three outer positioning blocks 34 are arranged on the lower templates 21 at two sides of the positioning plate 30. According to the size of product, adjust two locating plates 30 and do motion in opposite directions or opposite direction, the locating plate is under the restriction of interior locating piece 33 and outer locating piece 34, can guarantee the precision of locating plate location, and under the guide of scale mark 35 on the locating plate, can accurately confirm the distance that the locating plate removed so that it fixes a position fast, adjust the locking screw 32 locking and the fixed locating plate in the spout 31 after suitable position to locating plate 30, therefore this mould size adjustment is convenient, high precision, the practicality is strong.

The utility model discloses an operation process: according to the size of a product to be bent, the two positioning plates 30 are adjusted to move in opposite directions, after the positioning plates 30 are adjusted to proper positions, the locking screws 32 in the sliding grooves 31 are locked to fix the positioning plates, then the product is placed on the lower die plate 21 between the two positioning plates 30 to position the product, the product is located above the bending groove 24, the bending knife die 40 moves towards the product under the driving of the upper die assembly 10 until the product is pressed downwards by the stamping head 41, and the product is pressed into the bending groove to complete the bending operation.

It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a commonality mould of bending which characterized in that: including last mould subassembly (10), lower mould subassembly (20) and locating plate (30), it includes punch holder (12) to go up mould subassembly (10), fixed bending cutting die (40) that is equipped with on punch holder (12), lower mould subassembly (20) includes lower bolster (21), be equipped with bending groove (24) on lower bolster (21), bending groove (24) are located bending cutting die (40) under, are equipped with one respectively on lower bolster (21) of bending groove (24) both sides and can follow gliding locating plate (30) of lower bolster, and the product of treating to bend is placed between two locating plates (30) and is fixed the product through the locating plate, punching press the product under the drive of punch holder (12) of bending cutting die (40), the product is impressed bending groove (24) and is accomplished the operation of bending of product by bending cutting die (40).

2. The universal bending die of claim 1, wherein: the upper die assembly (10) further comprises an upper die base (11), the upper clamping plate (12) is fixed on the upper die base (11) and located below the upper die base, and limiting columns (13) are arranged at four corner ends of the upper die base (11).

3. The universal bending die of claim 2, wherein: the upper end of the bending cutting die (40) is fixed on the upper clamp plate (12), the bending cutting die (40) extends towards the lower portion of the upper clamp plate (12), the lower end of the bending cutting die (40) is provided with a stamping head (41), the vertical section of the stamping head (41) along the length direction of the upper clamp plate (12) is of a V-shaped structure, and the included angle alpha of the V-shaped structure is 85-90 degrees.

4. The universal bending die of claim 1, wherein: the lower die assembly (20) further comprises a lower die base (22) and a lower cushion block (23), a lower die plate (21) is arranged above the lower die base (22), the lower cushion block (23) is arranged below the lower die base, and the lower die plate (21), the lower die base (22) and the lower cushion block (23) are fixedly connected.

5. The universal bending die of claim 4, wherein: the bending groove (24) is arranged along the width direction of the lower template (21), the vertical section of the bending groove (24) along the length direction of the lower template (21) is of a V-shaped structure, and the included angle beta of the V-shaped structure is 85-90 degrees.

6. The universal bending die of claim 1, wherein: locating plate (30) are equipped with spout (31) of a plurality of parallels along its length direction, are equipped with interior locating piece (33) in lower bolster (21) and spout (31) department of correspondence, interior locating piece (33) insert spout (31), be equipped with a plurality of outer locating pieces (34) on lower bolster (21), outer locating piece (34) laminate in the both sides of locating plate (30), the both sides of locating plate (30) are equipped with size scale mark (35), locating plate (30) through locking screw (32) lock in lower bolster (21).

7. The universal bending die of claim 6, wherein: be equipped with spout (31) of five rectangular shapes on locating plate (30), be equipped with two interior locating pieces (33) on lower bolster (21) of every spout (31) department of correspondence, locking screw (32) lock in spout (31) in the centre and are fixed in lower bolster (21) with locating plate (30), be equipped with three outer locating piece (34) on lower bolster (21) of locating plate (30) both sides.