CN210547307U

CN210547307U - Deep-drawing die auxiliary forming device

Info

Publication number: CN210547307U
Application number: CN201921306768.6U
Authority: CN
Inventors: 周云锋; 王刚; 杨殿旭; 何易金
Original assignee: Hangzhou Jinren Automobile Body Co Ltd
Current assignee: Hangzhou Jinren Automobile Body Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-05-19
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a deep drawing mould auxiliary forming device, including lower mould component, lower mould component includes the die holder, installs in the terrace die and the blank holder of die holder, and the blank holder sets up along the terrace die circumference outside, still including installing in the support material spare and the setting element of blank holder, support material spare and locate the front and back both sides of blank holder, support material spare and include the fixing base and rotate and connect in the rotation piece of fixing base, the left and right sides of blank holder is located to the setting element, the setting element has the location riser, the location riser has the arc constant head tank. The above technical scheme is adopted in the utility model, the sheet material is being held in the palm when the support material spare of front and back side is used for placing the sheet material, prevents both ends bending deformation, influences the left and right sides location, and the setting element of the left and right sides can prevent the sheet material drunkenness in forming process to influence the fashioned stability of part.

Description

Deep-drawing die auxiliary forming device

Technical Field

The utility model relates to a stamping die technique, concretely relates to deep drawing mould.

Background

In the production process of the stamping die, because the shapes of some parts are deep, the fall can reach more than 100mm, the plate can incline when being placed on the stamping die, the plate can move in the forming process, the state of the parts is unstable, and in order to realize the stable production of the deep forming parts, auxiliary devices are required to be manufactured to improve the performance of the parts, such as inner and outer plates of a central channel middle cross beam, a central channel rear cross beam, a back door and the like. Taking the rear beam of the central channel as an example, OP10 of the die is a drawing die, and the drop height of the part is about 100 MM. The part is large in fall in production, and when the plate is placed, because the middle of the part is high and two sides of the part are low, two ends of the plate deform completely due to self weight, and the left side and the right side of the plate cannot be positioned; the left and right material sheets of the part can move in the forming process of the plate, so that the forming stability of the part is influenced, and the part produced by the die is different in state, so that the part is unqualified.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a deep drawing mould auxiliary forming device, can make the sheet material become stable in placing the sheet material and producing, avoid consequently causing the part state of mould production to differ to the part is unqualified.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a deep-drawing mould auxiliary forming device, includes lower mould component, lower mould component includes the die holder, installs in the terrace die and the blank holder of die holder, and the blank holder sets up along terrace die circumference outside, still including installing in the support material spare and the setting element of blank holder, support the front and back both sides that the blank holder was located to the material spare, support the material spare and include the fixing base and rotate the rotation piece of connecting in the fixing base, the head that rotates the piece is equipped with holds in the palm the stub bar, hold in the palm the stub bar when placing the sheet material and make the rotation piece rotate simultaneously when the sheet material pushes down, the left and right sides of blank holder is located to the setting element, the setting element has the location riser, the location riser has the arc positioning groove at the shaping in-process location.

Optionally, the fixing seat comprises a material supporting fixing bottom plate fixed on the blank holder and a material supporting vertical plate perpendicular to the material supporting fixing bottom plate, a through hole is formed in the material supporting vertical plate, pin holes are formed in two side walls of the through hole, a pin shaft is installed in the pin hole, and the rotating piece penetrates through the through hole and is connected with the pin shaft in a rotating mode.

Optionally, a material supporting guide inclined plane for guiding the plate material to be placed down is arranged on the inner side of the top of the material supporting vertical plate.

Optionally, the material supporting fixing bottom plate is provided with a round hole and a waist-shaped hole.

Optionally, a balance part is arranged at the rear part of the rotating part, and the rotating part is kept at a set angle through the self weight of the balance part when the plate is not placed.

Optionally, the balance part is provided with an avoiding inclined surface which avoids interfering with the material supporting vertical plate to block the rotating part from rotating when the plate is pressed downwards.

Optionally, the inner side of the top of the positioning vertical plate is provided with a guide arc surface for guiding the plate material to fall into the arc-shaped positioning groove.

Optionally, the positioning element further comprises a positioning fixing bottom plate which is perpendicular to the positioning vertical plate and fixed on the blank holder, and the positioning fixing bottom plate is provided with a round hole and a waist-shaped hole.

Optionally, the supporting member and the positioning member are made of 45 steel and are quenched to improve hardness.

Optionally, the material supporting part and the positioning part are arranged at least two side by side at the corresponding side.

The utility model adopts the above technical scheme, following beneficial effect has:

1. the front and rear material supporting parts are used for supporting the plates when the plates are placed, so that bending deformation of two ends is prevented, positioning of the left and right sides is influenced, the positioning parts on the left and right sides position the plates firstly by the guide arc surfaces at the tops of the positioning vertical plates when the plates are just placed, and the arc positioning grooves position the plates in the forming process of the plates, so that the plates can be prevented from moving in the forming process, and the stability of part forming is influenced.

2. The method has the advantages of being simple and convenient, and high in practicability, and the traditional method can only be used for checking and judging whether the parts are properly placed or not by an operator, so that the operator is required to have higher die knowledge, the reject ratio in the production process is high, and great waste is caused. The utility model discloses deep-drawing mould fashioned supplementary forming device uses conventional material preparation, simple structure, through with on-the-spot long-term observation and summary, the fit actual production experience makes the improvement according to actual experience, this structure is convenient simple, can effectually make part production state stable, the cost is cheaper, but has the less outstanding advantage of effect ratio obvious of cost.

The specific technical solution and the advantages of the present invention will be described in detail in the following detailed description with reference to the accompanying drawings.

Drawings

The invention will be further described with reference to the accompanying drawings and specific embodiments:

fig. 1 is a schematic view of the mold structure of the present invention;

FIG. 2 is a schematic structural view of the material supporting member of the present invention;

FIG. 3 is a front view of a mounting seat in the material holding member;

FIG. 4 is a top view of the mounting seat in the material holding member;

FIG. 5 is a side view of the mounting bracket in the carrier;

FIG. 6 is a front view of the rotating member in the material holding member;

FIG. 7 is a front view of the positioning member of the present invention;

fig. 8 is a top view of the positioning member of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be appreciated by those skilled in the art that features from the examples and embodiments described below may be combined with each other without conflict.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Words such as "front," "back," "up," "down," and the like, indicating an orientation or positional relationship are based only on the orientation or positional relationship shown in the drawings and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device/element referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be construed as limiting the present invention.

Referring to fig. 1 to 8, the auxiliary forming device for the deep drawing die comprises an upper die assembly and a lower die assembly 1, wherein the lower die assembly 1 comprises a lower die holder 11, a male die 13 and a blank holder 12 which are installed on the lower die holder, the blank holder is arranged along the circumferential outer side of the male die, the auxiliary forming device further comprises a material supporting part 2 and a positioning part 3, the material supporting part 2 is arranged on the front side and the rear side of the blank holder, and the positioning part 3 is arranged on the left side and the right side of the blank holder. The supporting part 2 and the positioning part 3 move together with the blank holder 12, the blank holder 12 is in an open state when the plate material is placed, and the plate material is placed on the blank holder 12.

The material supporting parts 2 on the front side and the rear side are used for supporting the plate when the plate is placed, so that bending deformation of two ends is prevented, positioning on the left side and the right side is prevented, the positioning parts 3 on the left side and the right side are used for positioning the plate in the forming process of the plate, the plate can be prevented from moving in the forming process, and the forming stability of parts is further prevented from being influenced.

Referring to fig. 3 to 6, the material supporting part 2 includes a fixed seat and a rotating part 23 rotatably connected to the fixed seat, a material supporting head 231 is disposed at a head of the rotating part, and the material supporting head supports the sheet material when the sheet material is placed and rotates the rotating part simultaneously when the sheet material is pressed down. The fixing seat comprises a material supporting fixing bottom plate 21 fixed on the blank holder and a material supporting vertical plate 22 perpendicular to the material supporting fixing bottom plate, a through hole 212 is formed in the material supporting vertical plate, pin holes are formed in two side walls of the through hole, a pin shaft is installed in the pin hole, and the rotating piece 23 penetrates through the through hole and is connected with the pin shaft in a rotating mode. The rotating part supports the plate when the plate is placed, rotates along with the downward pressing of the plate, and keeps the lifting state of the plate in the whole forming process.

And the inner side of the top of the material supporting vertical plate is provided with a material supporting guide inclined plane 211 for guiding the plate material to be placed down.

Further, a first round hole 221 and a first waist-shaped hole 222 are formed in the supporting and fixing bottom plate and fixed to the blank holder by screws. The rear part of the rotating member is provided with a balancing part 232, and the rotating member is maintained at a set angle, for example, horizontal, by the self weight of the balancing part when the sheet material is not placed, so that the sheet material just acts on the material supporting head 231 when the sheet material is placed. The balance part is provided with an avoiding inclined plane which avoids interfering with the material supporting vertical plate to block the rotating part from rotating when the plate is pressed down, so that the rotating part can normally play a role.

Referring to fig. 7 and 8, the positioning member 3 has a positioning riser 31, and the positioning riser 31 has an arc-shaped positioning slot 312 for positioning a lateral position during the forming process of the plate. The inner side of the top of the positioning vertical plate is provided with a guide arc surface 311 for guiding the plate material to fall into the arc-shaped positioning groove. The positioning piece positions the plate firstly by the guide cambered surface at the top of the positioning vertical plate when the plate is just placed, and the cambered positioning groove positions the plate in the forming process of the plate.

Further, the positioning element 3 further includes a positioning fixing bottom plate 32 perpendicular to the positioning vertical plate and fixed to the blank holder, and the positioning fixing bottom plate is provided with a second round hole 321 and a second waist-shaped hole 322 and fixed to the blank holder by screws.

Due to the action with the plate, in order to improve the wear resistance and prolong the service life. The supporting part 2 and the positioning part 3 are made of 45 steel and subjected to surface high-frequency quenching for more than 45 degrees, and the supporting part and the positioning part are simple in processing and manufacturing and have lower cost.

In order to improve the stability, the material supporting member 2 and the positioning member 3 are arranged at least two, two are shown in fig. 1, on the corresponding side, but the length can be increased if it is longer.

The utility model discloses simple structure, simple to operate, easy operation can effectual improvement part's production state stability, are the simple structure of practical again promptly.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and those skilled in the art should understand that the present invention includes but is not limited to the contents described in the above specific embodiments. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims

1. The utility model provides a deep-drawing mould auxiliary forming device, includes lower mould component, lower mould component includes the die holder, installs in the terrace die and the blank holder of die holder, and the blank holder sets up its characterized in that along terrace die circumference outside: the blank holder is characterized by further comprising a supporting material part and a positioning part which are installed on the blank holder, the supporting material part is arranged on the front side and the rear side of the blank holder, the supporting material part comprises a fixing seat and a rotating part which is connected to the fixing seat in a rotating mode, the head of the rotating part is provided with a supporting stub bar, the supporting stub bar supports the sheet when the sheet is placed and enables the rotating part to rotate simultaneously when the sheet is pressed down, the positioning part is arranged on the left side and the right side of the blank holder, the positioning part is provided with a positioning vertical plate, and the positioning vertical plate is provided with an arc-shaped positioning.

2. The deep drawing die auxiliary forming device according to claim 1, wherein: the fixing seat comprises a material supporting fixing bottom plate fixed on the blank holder and a material supporting vertical plate perpendicular to the material supporting fixing bottom plate, a through hole is formed in the material supporting vertical plate, pin holes are formed in two side walls of the through hole, a pin shaft is installed in the pin holes, and the rotating piece penetrates through the through hole and is connected with the pin shaft in a rotating mode.

3. The deep drawing die auxiliary forming device according to claim 2, wherein: and a material supporting guide inclined plane for guiding the plate material to be put down is arranged on the inner side of the top of the material supporting vertical plate.

4. The deep drawing die auxiliary forming device according to claim 2, wherein: and the material supporting fixing bottom plate is provided with a round hole and a waist-shaped hole.

5. The deep drawing die auxiliary forming device according to claim 2, wherein: the rear part of the rotating part is provided with a balance part, and the rotating part is kept at a set angle through the self weight of the balance part when the plate is not placed.

6. The deep drawing die auxiliary forming device according to claim 5, wherein: the balance part is provided with an avoiding inclined plane which avoids interfering with the material supporting vertical plate to block the rotating part to rotate when the plate is pressed downwards.

7. The deep drawing die auxiliary forming device according to claim 1, wherein: the top inner side of the positioning vertical plate is provided with a guide arc surface for guiding the plate material to fall into the arc-shaped positioning groove.

8. The deep drawing die auxiliary forming device according to claim 7, wherein: the positioning piece further comprises a positioning fixing bottom plate which is perpendicular to the positioning vertical plate and fixed on the blank holder, and a round hole and a waist-shaped hole are formed in the positioning fixing bottom plate.

9. The deep drawing die auxiliary forming device according to any one of claims 1 to 8, wherein: the supporting part and the positioning part are made of 45 steel and are quenched to improve the hardness.

10. The deep drawing die auxiliary forming device according to claim 9, wherein: the material supporting part and the positioning part are arranged at least two side by side at the corresponding side.