CN112872137B - Buckling and bending forming device for upper cross beam of automobile seat - Google Patents

Buckling and bending forming device for upper cross beam of automobile seat Download PDF

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Publication number
CN112872137B
CN112872137B CN202110021408.7A CN202110021408A CN112872137B CN 112872137 B CN112872137 B CN 112872137B CN 202110021408 A CN202110021408 A CN 202110021408A CN 112872137 B CN112872137 B CN 112872137B
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block
forming
guide
molding
limiting
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CN112872137A (en
Inventor
李兴运
杨灿元
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Shenzhen Digital Model Technology Group Co., Ltd.
Shenzhen Yihe Precision Technology Group Co ltd
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Shenzhen Shumamou Automobile Technology Co ltd
Shenzhen Yihe Precision Technology Group Co ltd
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Publication of CN112872137A publication Critical patent/CN112872137A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/10—Bending specially adapted to produce specific articles, e.g. leaf springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/22—Auxiliary equipment, e.g. positioning devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/04—Movable or exchangeable mountings for tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/10—Die sets; Pillar guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/10—Die sets; Pillar guides
    • B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/06—Stripping-off devices
    • B21D45/08—Stripping-off devices interrelated with motion of tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

本发明涉及一种汽车座椅上横梁内扣折弯成型装置，包括上固定模座、下固定模座和成型组件，所述上固定模座和下固定模座竖向相对设置，且所述上固定模座相对于下固定模座进行竖向位移；所述成型组件位于上固定模座和下固定模座之间，所述成型组件包括第一成型组件、第二成型组件和第三成型组件，所述第二成型组件相对于下固定模座在竖直方向位移，所述第一成型组件相对于第二成型组件在竖直方向位移，所述第三成型组件相对于第二成型组件在水平方向位移，该成型装置利用多个成型块互相组合，实现在一次成型过程中完成零件压制过程，提高模具生产效率，同时也保证产品成型效果，解决现有模具无法实现产品内扣折弯工艺一次成型的问题。

Figure 202110021408

The invention relates to a bending and forming device for an inner buckle of an upper beam of an automobile seat, comprising an upper fixed die base, a lower fixed die base and a forming component, wherein the upper fixed die base and the lower fixed die base are vertically opposite to each other, and the The upper fixed die base is vertically displaced relative to the lower fixed die base; the forming component is located between the upper fixed die base and the lower fixed die base, and the forming component includes a first forming component, a second forming component and a third forming component components, the second forming component is displaced in the vertical direction relative to the lower fixed die base, the first forming component is displaced in the vertical direction relative to the second forming component, and the third forming component is displaced relative to the second forming component Displacement in the horizontal direction, the forming device uses multiple forming blocks to combine with each other to complete the part pressing process in one forming process, improve the mold production efficiency, and at the same time ensure the product forming effect. The problem of one-time molding process.

Figure 202110021408

Description

Buckling and bending forming device for upper cross beam of automobile seat
Technical Field
The invention relates to the technical field of automobile molds, in particular to an inner buckle bending forming device for an upper beam of an automobile seat.
Background
The automobile is a tool for daily travel, various odd-shaped and strange metal stamping parts are often used in the automobile manufacturing process, the shapes of the parts are special so as to improve the assembling strength of the whole automobile and improve the safety performance, particularly, the parts on an automobile seat are basically complex and various, a plurality of inner buckles and bends are usually required around the parts, but the inner buckles and the bends are often required to be bent, the inner buckles and the bends can be completed in one step only through a single process in the manufacturing process of dies of a plurality of stamping manufacturers, the inclined sliding blocks are used for stripping under the condition of space limitation, the size precision of the parts cannot meet the requirements of an automobile main engine factory, the production efficiency is extremely low and unstable, the requirements of customers cannot be met at all, the product supply is delayed, the quality of the customers is complained, and the like, and the parts in the automobile seat have extremely high requirements on the size precision of the products, so that the parts are necessary and urgent problems in the whole automobile manufacturing industry at present.
Chinese patent document CN208195391U discloses a stamping continuous die for a reinforcing plate of an automobile seat, which includes: the continuous die comprises an upper die base, an upper die screw, a punch, an upper base plate, a fixing plate, a discharging base plate, a discharging plate, a male die plate, an ejector rod, a female die plate, a female die base plate, a material guide column, a lower die screw, a lower supporting plate, a lower supporting pin, a lower die base, an outer guide sleeve, a limiting column, a forming punch, a material guide block, an outer guide column and a female die.
Chinese patent document CN208929025U discloses a flanging die of big backplate of car seat, including upper die base and die holder, the lower surface of upper die base is equipped with the pressure strip, the upper surface of lower mould is equipped with the bearing plate, the top of bearing plate is equipped with the die cavity, on the bearing plate and surround the die cavity and be equipped with a plurality of guide block, the guide block includes the base, direction core and sliding block, open the both sides of direction core has the chute that slides, the chute that slides is close to the die cavity by the direction of top to bottom gradually, sliding block opens has the chamber of sliding, the intracavity that slides is equipped with the ramp that slides, can dismantle on the sliding block that is located die cavity same one side and be connected with the layering that is used for conflicting work piece side. The flanging die for the large back plate of the automobile seat has the advantages that the force borne by the flanging of the automobile seat is reduced, the phenomenon that the large back plate of the automobile seat generates indentation or bending transition due to overlarge pressure during flanging is reduced, and accordingly the yield of the large back plate of the automobile seat is improved.
Disclosure of Invention
Aiming at the problems in the prior art, the invention discloses an automobile seat upper beam inner buckle bending forming device, which utilizes a plurality of forming blocks to be combined with each other, realizes the part pressing process in the one-step forming process, improves the production efficiency of a die, ensures the product forming effect, and solves the problem that the existing die can not realize the one-step forming of the product inner buckle bending process.
The technical scheme adopted by the invention for solving the technical problems is as follows: the inner buckle bending forming device comprises an upper fixed die holder, a lower fixed die holder and a forming assembly, wherein the upper fixed die holder and the lower fixed die holder are vertically arranged oppositely, and the upper fixed die holder is vertically displaced relative to the lower fixed die holder; the molding assembly is positioned between the upper fixed die holder and the lower fixed die holder and comprises a first molding assembly, a second molding assembly and a third molding assembly, the second molding assembly is displaced in the vertical direction relative to the lower fixed die holder, the first molding assembly is displaced in the vertical direction relative to the second molding assembly, and the third molding assembly is displaced in the horizontal direction relative to the second molding assembly;
the first forming assembly comprises at least one first forming block and a plurality of groups of first ejector blocks, the first forming block is fixedly connected to the lower surface of the upper fixing die holder through a connecting screw, the first ejector blocks are located on the side of the first forming block, and the first ejector blocks are fixedly connected to the lower surface of the upper fixing die holder through connecting screws;
the second forming assembly comprises a lifting fixing seat, a plurality of second forming blocks, a plurality of groups of second jacking blocks and a plurality of groups of first jacking cylinders, the lifting fixing seat is arranged above the lower fixed die holder in parallel, the plurality of groups of first jacking cylinders are arranged between the lifting fixing seat and the lower fixed die holder side by side, a cylinder body of each first jacking cylinder is fixedly arranged on the lower fixed die holder, and the end part of a piston column of each first jacking cylinder is fixedly connected to the lower surface of the lifting fixing seat; the lifting fixing seat is provided with a first forming mounting surface, and the second forming block is fixedly connected to the first forming mounting surface of the lifting fixing seat through a connecting screw; the second ejector blocks are fixedly arranged on the upper surface of the lifting fixing seat by adopting connecting screws, the number of the second ejector blocks is equal to that of the first ejector blocks, and the position right above each second ejector block corresponds to one first ejector block;
the third forming assembly comprises a third forming block, a fourth forming block and a sliding block fixing seat, a second forming installation surface is arranged on the sliding block fixing seat, the second forming installation surface is fixedly connected with the fourth forming block, a third forming installation surface is arranged on the fourth forming block, the third forming block is located on the third forming installation surface, and the third forming block is displaced in the vertical direction relative to the fourth forming block.
Furthermore, still including connecting the longeron and connecting the crossbeam among the second forming assembly, connect the longeron and be located the side of lift fixing base, just connect and adopt three groups between longeron and the lift fixing base to connect crossbeam fixed connection.
Furthermore, a plurality of groups of first guide assemblies are arranged between the lifting fixing seat and the lower fixing die holder side by side, each first guide assembly comprises a first guide column and a first guide shaft sleeve, one part of each first guide column extends into the lifting fixing seat, a fixing shaft collar is arranged at the position, parallel to the lower surface of the lifting fixing seat, of each first guide column, and the first guide columns are fixedly installed on the lower surface of the lifting fixing seat through two groups of fixing block pressing fixing shaft collars; the lower fixed die holder is provided with a first guide hole, the first guide shaft sleeve is coaxially arranged in the first guide hole of the lower fixed die holder, and the first guide shaft sleeve is arranged on the lower fixed die holder through two groups of fixing blocks.
Furthermore, a plurality of groups of first limiting assemblies are arranged between the lifting fixing seat and the lower fixing die holder, the first limiting assemblies are used for limiting the lifting fixing seat to ascend at a limiting position, each first limiting assembly comprises a first limiting column and a first limiting hole, the lower end of each first limiting column is connected to the lower fixing die holder in a threaded mode, and the upper end of each first limiting column is provided with a first limiting collar; the first limiting hole is positioned on the lifting fixing seat and comprises a first guide part and a first limiting part, the diameter of the first guide part is smaller than that of the first limiting part, a first limiting boss is arranged at the joint position of the first guide part and the first limiting part, the first guide part is coaxially sleeved on the first limiting column, and the first limiting collar axially moves up and down in the first limiting part; the upper surface of lower fixed die holder is equipped with the first stopper of multiunit, first stopper is used for restricting the extreme position that the lift fixing base descends.
Furthermore, the lower surface of a sliding block fixing seat in the third forming assembly is fixedly connected with a plurality of guide sliding blocks, two sides of each guide sliding block are respectively provided with a limiting sliding plate, the limiting sliding plates are fixedly connected to the lower fixing die holder, and the displacement direction of the guide sliding blocks is limited by the limiting sliding plates; the horizontal driving air cylinder is horizontally placed inside the sliding block fixing seat, the cylinder body of the horizontal driving air cylinder is fixedly connected with the sliding block fixing seat, and the end part of the piston rod of the horizontal driving air cylinder is fixedly connected to the lower fixing die seat.
Furthermore, the driving block assembly comprises a movable driving block and a fixed driving block, the lower surface of the upper fixed die holder is fixedly connected with a plurality of driving fixing seats, the driving fixing seats are provided with driving mounting surfaces and product pressing surfaces, the driving mounting surfaces and the product pressing surfaces are of an L-shaped structure, the driving mounting surfaces of each driving fixing seat are fixedly connected with a group of movable driving blocks, the lower ends of the movable driving blocks are provided with first driving inclined surfaces, the side surfaces of the movable driving blocks are provided with first sliding surfaces, and the first sliding surfaces are parallel to the moving direction of the movable driving blocks; the fixed driving block is fixedly connected with the sliding block fixing seat, a second driving inclined plane is arranged at the upper end of the fixed driving block, and a second sliding plane is arranged on the side face of the fixed driving block; the first driving inclined surface and the second driving inclined surface are parallel to each other, and the first sliding surface and the second sliding surface are parallel to each other.
Furthermore, the two ends of the slider fixing seat are provided with guide pressing plates, the two end faces of the slider fixing seat are provided with extending parts, the guide pressing plates are installed on the lower fixing die holder through connecting screws, a guide sliding groove is formed between each guide pressing plate and the corresponding lower fixing die holder, and the extending parts are connected in the guide sliding grooves in a sliding mode.
Furthermore, a plurality of groups of second guide assemblies, a plurality of groups of second limiting assemblies and a plurality of groups of second jacking cylinders are arranged on a second molding mounting surface on the sliding block fixing seat, the second guide assemblies are used for limiting the horizontal displacement of the third molding block, the second limiting assemblies are used for limiting the extreme position of the upward movement of the third molding block, and the second jacking cylinders are used for driving the vertical displacement of the third molding block; the cylinder body of the second jacking cylinder is fixedly arranged on the second forming installation surface of the sliding block fixing seat, and the piston rod of the second jacking cylinder penetrates through the fourth forming block and is connected to the bottom surface of the third forming block; the second guide assembly comprises a second guide post and a second guide shaft sleeve, the second guide shaft sleeve is fixed on the fourth forming block, one end of the second guide post is fixedly connected to the bottom surface of the third forming block, and the other end of the second guide post downwards penetrates through the second guide shaft sleeve and extends to the sliding block fixing seat; the second limiting assembly comprises a second limiting column and a second limiting hole, the lower end of the second limiting column is in threaded connection with a third forming installation surface of a fourth forming block, and the upper end of the second limiting column is provided with a second limiting collar; the second limiting hole is formed in the third forming block and comprises a second guide portion and a second limiting portion, the diameter of the second guide portion is smaller than that of the second limiting portion, a second limiting boss is arranged at the joint position of the second guide portion and the second limiting portion, and the second guide portion is sleeved on the second limiting column.
Furthermore, a plurality of groups of first positioning pins are arranged on a second forming block in the second forming assembly, and first positioning pin holes with the positions consistent with those of the first positioning pins are arranged on the first forming block; a plurality of groups of second positioning pins are arranged on a connecting longitudinal beam in the second molding assembly, the lower surface of the upper fixing die holder is fixedly connected with a driving fixing seat, and a second positioning pin hole with the same position as the second positioning pins is arranged on the driving fixing seat; and a group of third positioning pins are respectively arranged on the connecting beam in the second molding assembly, and the upper fixing die holder is provided with third positioning pin holes consistent with the third positioning pins in position.
Furthermore, a first detection baffle is arranged on the sliding block fixing seat, a first sensor is arranged in the vertical direction of the first detection baffle, and the first sensor is used for detecting the displacement distance of the first detection baffle; and second sensors are arranged at two ends of the connecting beam in the second forming assembly and used for detecting the distance between the second forming assembly and the upper fixing die holder.
Compared with the prior art, the invention has the following advantages:
1) The forming device adopts a transfer die structure, and the first forming block, the second forming block, the third forming block and the fourth forming block are combined with each other, so that the part pressing process is completed in the one-step forming process, the traditional single-process die structure is replaced, the rapid pressing process is realized, the die production efficiency is improved, and the product forming effect is ensured; in addition, the forming device is simple to operate and convenient to assemble and disassemble in the charging and discharging process, and the production efficiency is further improved.
2) According to the forming device, the parallel sliding block structure is adopted for forming components to replace the traditional angle forming structure, so that batch forming of the same die can be realized in the forming process, and the product and the die are completely separated in the material returning process, so that the material returning is smoother; and in each shaping piece suppression process, adopt spacing post structure to restrict the direction of motion and the movement interval of each shaping piece to guarantee that the shaping piece can't produce unnecessary stroke displacement after targetting in place, guarantee the quality of final shaping product.
3) The forming device can perform buckling and bending on a product by driving the forming blocks to sequentially displace, and the forming blocks are matched with the sliding block structure after the bending is finished, so that the forming blocks are completely withdrawn from the bending position of the product, and the interference of the product and a mold is avoided, and the material returning process is not influenced.
Drawings
FIG. 1 is a structural diagram of an upper cross beam inner buckle bending and forming device of an automobile seat in an embodiment of the invention;
FIG. 2 is a view showing the installation structure of a part of the molding assembly and the lower fixing mold base according to the embodiment of the present invention;
FIG. 3 is a view showing an installation structure of a part of the molding assembly and the upper fixing mold base according to the embodiment of the present invention;
FIG. 4 is a block diagram of a molding assembly in an embodiment of the present invention;
FIG. 5 is a schematic structural view of a third molding assembly in an embodiment of the present invention;
FIG. 6 is a side cross-sectional block diagram of a third molding assembly in an embodiment of the present invention;
FIG. 7 is a schematic structural view of a second molding assembly in an embodiment of the present invention;
FIG. 8 is a side cross-sectional block diagram of a second molding assembly in an embodiment of the present invention;
FIG. 9 is a top view of a second molding assembly in an embodiment of the present invention;
FIG. 10 is a block diagram of a cross member of a vehicle seat in accordance with an embodiment of the present invention;
FIG. 11 is a schematic structural view of a charging stage of the molding apparatus according to the embodiment of the present invention;
FIG. 12 is a schematic view of a first stage of a press apparatus according to an embodiment of the present invention;
FIG. 13 is a schematic diagram of the second stage of the pressing stage of the forming apparatus in accordance with the embodiment of the present invention;
FIG. 14 is a schematic view of a first molding member and a second molding member after compression in accordance with an embodiment of the present invention;
FIG. 15 is a schematic diagram of a third molding assembly in an embodiment of the present invention after compaction.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection 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 or explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third" 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, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. 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. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
The embodiment is as follows:
with reference to fig. 1 to 4, the embodiment discloses an inner buckle bending forming device for an upper beam of an automobile seat, which includes an upper fixing die holder ii, a lower fixing die holder iii and a forming assembly i, wherein the upper fixing die holder ii and the lower fixing die holder iii are vertically arranged oppositely, and the upper fixing die holder ii vertically displaces relative to the lower fixing die holder iii; and the forming assembly I is positioned between the upper fixed die holder II and the lower fixed die holder III and is used for performing press forming on a product. Specifically, the molding assembly I comprises a first molding assembly, a second molding assembly 1 and a third molding assembly 2, the second molding assembly 1 is displaced in the vertical direction relative to the lower fixing die holder III, the first molding assembly is displaced in the vertical direction relative to the second molding assembly 1, and the third molding assembly 2 is displaced in the horizontal direction relative to the second molding assembly 1.
Referring to fig. 3, the first molding assembly includes at least one first molding block 5 and a first ejector block 6, the first molding block 5 is fixedly connected to the lower surface of the upper fixing die holder ii by a connecting screw, the first ejector block 6 is located on the side of the first molding block 5, and the first ejector block 6 is fixedly connected to the lower surface of the upper fixing die holder ii by a connecting screw.
Referring to fig. 7-9, the second molding assembly 1 includes a lifting fixing seat 101, a plurality of second molding blocks 102, a plurality of second ejecting blocks 105, and a plurality of first ejecting cylinders 108, the lifting fixing seat 101 is disposed above the lower fixing mold seat iii in parallel, a plurality of first ejecting cylinders 108 are disposed between the lifting fixing seat 101 and the lower fixing mold seat iii in parallel, a cylinder body of the first ejecting cylinder 108 is fixedly mounted on the lower fixing mold seat iii, and a piston column end of the first ejecting cylinder 108 is fixedly connected to a lower surface of the lifting fixing seat 101; a first forming installation surface 1011 is arranged on the lifting fixed seat 101, and the second forming block 102 is fixedly connected to the first forming installation surface 1011 of the lifting fixed seat 101 through a connecting screw; the second ejector block 105 is fixedly installed on the upper surface of the lifting fixing seat 101 through connecting screws, the number of the second ejector blocks 105 is equal to that of the first ejector blocks 6, and the first ejector blocks 6 correspond to the positions right above each second ejector block 105.
In addition, the second molding assembly 1 further comprises a connecting longitudinal beam 103 and a connecting cross beam 104, the connecting longitudinal beam 103 is located on the side of the lifting fixing seat 101, and the connecting longitudinal beam 103 and the lifting fixing seat 101 are fixedly connected through three groups of connecting cross beams 104.
More specifically, a plurality of groups of first guiding assemblies are arranged between the lifting fixed seat 101 and the lower fixed die holder iii side by side, each first guiding assembly comprises a first guiding column 113 and a first guiding shaft sleeve 114, a part of the first guiding column 113 extends into the lifting fixed seat 101, a fixed shaft collar is arranged at a position of the first guiding column 113, which is flush with the lower surface of the lifting fixed seat 101, and the first guiding column 113 is fixedly mounted on the lower surface of the lifting fixed seat 101 by tightly pressing the fixed shaft collar through two groups of fixed blocks 115; a first guide hole is formed in the lower fixed die holder III, the first guide shaft sleeve 114 is coaxially installed in the first guide hole of the lower fixed die holder III, and the first guide shaft sleeve 114 is installed on the lower fixed die holder III through two groups of fixing blocks 115. In the process of displacement of the lifting fixing seat 101, the stability of the vertical linear displacement process of the lifting fixing seat 101 is higher through the cooperation of the first guide column 113 and the first guide shaft sleeve 114, and the movement load capacity is enhanced.
Furthermore, a plurality of groups of first limiting assemblies are further arranged between the lifting fixing seat 101 and the lower fixing die holder III, and the first limiting assemblies are used for limiting the lifting fixing seat 101 to ascend at a limiting position. The first limiting component comprises a first limiting column 106 and a first limiting hole 1012, the lower end of the first limiting column 106 is connected to the lower fixed die holder III in a threaded manner, and the upper end of the first limiting column 106 is provided with a first limiting collar 1061; the first limiting hole 1012 is located on the lifting fixing seat 101, the first limiting hole 1012 includes a first guiding portion 1012b and a first limiting portion 1012a, the diameter of the first guiding portion 1012b is smaller than that of the first limiting portion 1012a, a first limiting boss 1012c is disposed at a joint position of the first guiding portion 1012b and the first limiting portion 1012a, the first guiding portion 1012b is coaxially sleeved on the first limiting post 106, and the first limiting collar 1061 axially moves up and down in the first limiting portion 1012 a. The upper surface of the lower fixing die holder III is also provided with a plurality of groups of first limiting blocks 107, and the first limiting blocks 107 are used for limiting the limit positions of the lifting fixing base 101 in descending. The limit position of the upward movement of the lifting fixing seat 101 can be limited by the first limit component, the limit position of the downward movement of the lifting fixing seat 101 can be limited by the first limit component 107, the vertical displacement distance of the lifting fixing seat 101 can be ensured to be within a safe displacement range by the aid of the first limit component and the first limit component 107, and the lifting fixing seat 101 is prevented from being damaged due to the fact that the movement distance is too large.
In more detail, referring to fig. 5 to 6, the third molding assembly 2 includes a third molding block 201, a fourth molding block 202, and a slider holder 203, a second molding mounting surface 2031 is disposed on the slider holder 203, the fourth molding block 202 is fixedly connected to the second molding mounting surface 2031, a third molding mounting surface 2021 is disposed on the fourth molding block 202, the third molding block 201 is disposed on the third molding mounting surface 2021, and the third molding block 201 is vertically displaced with respect to the fourth molding block 202.
Furthermore, a plurality of guide sliders 213 are fixedly connected to the lower surface of the slider fixing seat 203 in the third molding assembly 2, and two sides of each guide slider 213 are respectively provided with a limiting sliding plate 214, the limiting sliding plates 214 are fixedly connected to the lower fixing mold seat iii, and the displacement direction of the guide sliders 213 is limited by the limiting sliding plates 214, so that the movement direction of the slider fixing seat 203 connected with the guide sliders 213 is limited, and the slider fixing seat 203 is ensured to perform linear displacement in the horizontal direction all the time. In order to keep the slider fixing seat 203 to linearly reciprocate, a plurality of groups of transverse driving cylinders 212 and a plurality of groups of driving block assemblies are arranged on the slider fixing seat 203, the transverse driving cylinders 212 are horizontally placed inside the slider fixing seat 203, the cylinder body of each transverse driving cylinder 212 is fixedly connected with the slider fixing seat 203, and the end part of the piston rod of each transverse driving cylinder is fixedly connected to the lower fixing die holder III; the driving block assembly comprises a movable driving block 8 and a fixed driving block 206, the lower surface of the upper fixed die holder II is fixedly connected with a plurality of driving fixing seats 3, each driving fixing seat 3 is provided with a driving mounting surface 302 and a product pressing surface 301, the driving mounting surfaces 302 and the product pressing surfaces 301 are of an L-shaped structure, the driving mounting surface 302 of each driving fixing seat 3 is fixedly connected with a group of movable driving blocks 8, the lower ends of the movable driving blocks 8 are provided with first driving inclined surfaces 801, the side surfaces of the movable driving blocks 8 are provided with first sliding surfaces 802, and the first sliding surfaces 802 are parallel to the movement direction of the movable driving blocks 8; the fixed driving block 206 is fixedly connected with the slider fixing seat 203, the upper end of the fixed driving block 206 is provided with a second driving inclined surface 2062, and the side surface of the fixed driving block 206 is provided with a second sliding surface 2061; the first driving ramp 801 and the second driving ramp 2062 are parallel to each other, and the first sliding surface 802 and the second sliding surface 2061 are parallel to each other.
It is foreseeable that the slider fixing seat 203 can keep the horizontal direction to reset through the transverse driving cylinder 212 and the driving block assembly, and the specific motion process is as follows: when the upper fixed die holder II is pressed down, the movable driving block 8 is driven to move downwards, the first driving inclined surface 801 drives the fixed driving block 206 and the sliding block fixing seat 203 to linearly displace along the horizontal direction by applying pressure to the second driving inclined surface 2062, so that the third forming block 201 and the fourth forming block 202 connected to the sliding block fixing seat 203 are driven to horizontally displace, and when the first sliding surface 802 contacts with the second sliding surface 2061, the sliding block fixing seat 203 reaches the displacement limit position; when the upper fixed die holder II rises to reset, the movable driving block 8 moves upwards, at the moment, the movable driving block 8 cannot limit the movement of the fixed driving block 206, and the piston rod in the transverse driving cylinder 212 is used for ejecting, so that the sliding block fixing seat 203 is driven to linearly displace along the horizontal reverse direction, and the resetting of the sliding block fixing seat 203 is completed. In order to ensure that the sliding fixing block 115 only moves in the horizontal direction during the movement, the two ends of the slider fixing seat 203 are provided with the guide pressing plates 205, the two end faces of the slider fixing seat 203 are provided with the extending portions 2031, the guide pressing plates 205 are mounted on the lower fixing die holder iii through the connecting screws, a guide sliding groove is formed between the guide pressing plates 205 and the lower fixing die holder iii, and the extending portions 2031 are slidably connected in the guide sliding groove, so that the movement of the slider fixing seat 203 is limited in the vertical direction and only the sliding in the horizontal direction is kept.
More specifically, the third forming block 201 and the fourth forming block 202 slide vertically, the bottom of the fourth forming block 202 is tightly attached to the second forming installation surface 2031 on the slider fixing seat 203, in order to avoid the displacement of the fourth forming block 202 in the horizontal direction, a plurality of positioning blocks 211 are fixedly connected to the second forming installation surface 2031 of the slider fixing seat 203 by using connecting screws, positioning grooves with the same number and corresponding positions as the positioning blocks 211 are arranged on the bottom surface of the fourth forming block 202, and the positioning blocks 211 are embedded in the positioning grooves to limit the displacement of the fourth forming block 202 in the horizontal direction; a plurality of groups of second guide assemblies 209, a plurality of groups of second limit assemblies and a plurality of groups of second jacking cylinders 210 are arranged on a second forming mounting surface 2031 of the sliding block fixing seat 203, the second guide assemblies 209 are used for limiting the horizontal displacement of the third forming block 201, the second limit assemblies are used for limiting the limit position of the third forming block 201 moving upwards, and the second jacking cylinders 210 are used for driving the vertical displacement of the third forming block 201.
In more detail, a cylinder body of the second jacking cylinder 210 is fixedly mounted on the second forming mounting surface 2031 of the slider fixing seat 203, a cylinder body through hole is formed in the fourth forming block 202, and a piston rod of the second jacking cylinder 210 penetrates through the cylinder body through hole of the fourth forming block 202 and is connected to the bottom surface of the third forming block 201; the second guiding assembly 209 includes a second guiding column 2091 and a second guiding shaft sleeve 2092, guide holes are respectively formed in the fourth forming block 202 and the sliding block fixing seat 203, the second guiding shaft sleeve 2092 is fixed in the guide hole formed in the fourth forming block 202, one end of the second guiding column 2091 is fixedly connected to the bottom surface of the third forming block 201, and the other end of the second guiding column 2091 downwardly penetrates through the second guiding shaft sleeve 2092 and extends into the guide hole of the sliding block fixing seat 203; the second limiting assembly comprises a second limiting column 207 and a second limiting hole 208, the lower end of the second limiting column 207 is connected to the third forming installation surface 2021 of the fourth forming block 202 in a threaded manner, and the upper end of the second limiting column 207 is provided with a second limiting collar 2071; the second limiting hole 208 is located on the third forming block 201, the second limiting hole 208 comprises a second guide part and a second limiting part, the diameter of the second guide part is smaller than that of the second limiting part, a second limiting pillow block is arranged at the joint position of the second guide part and the second limiting part, the second guide part is sleeved on the second limiting column 207, and the second limiting collar 2071 axially moves up and down in the second limiting part.
When the second jacking cylinder 210 is pushed out, the third forming block 201 is driven to ascend, the second guide component 209 ensures that the third forming block 201 runs stably in the ascending process, and when the second jacking cylinder 210 continues to drive the third forming block 201 to ascend until the second limiting collar 2071 on the second guide post 2091 contacts with the second limiting boss in the second limiting hole 208, the third forming block 201 ascends to the limit position; when the third forming block 201 needs to be lowered, the piston rod of the second jacking cylinder 210 retracts to drive the third forming block 201 to be lowered until the bottom surface of the third forming block 201 contacts the third forming installation surface 2021 of the fourth forming block 202.
Furthermore, a plurality of groups of first material pressing blocks 4 are arranged on the lower surface of the upper fixing die holder II, the first material pressing blocks 4 are fixedly connected to the upper fixing die holder II through connecting screws, a group of first material pressing blocks 4 respectively correspond to the positions right above two ends of the third forming block 201, and the first material pressing blocks 4 are used for compressing and fixing the end portion of the third forming block 201; and a second material pressing block 7 is also arranged between the two groups of first material pressing blocks 4. When the upper fixing die holder II moves downwards to be pressed, the lower surfaces of the first material pressing block 4 and the second material pressing block 7 are tightly attached to the end part of the third forming block 201, and the first material pressing block 4 and the second material pressing block 7 respectively apply downward pressing force to the end part of the third forming block 201 to ensure that the third forming block 201 has no displacement in the vertical direction.
In addition, in order to ensure that each forming block is accurately positioned in the pressing process, the device is further provided with a plurality of positioning pin structures, in this embodiment, a plurality of groups of first positioning pins 110 are arranged on the second forming block 102 in the second forming assembly 1, and correspondingly, the first forming block 5 is provided with first positioning pin holes having the same positions as the first positioning pins 110. A plurality of groups of second positioning pins 111 are arranged on the connecting longitudinal beam 103 in the second molding assembly 1, and a second positioning pin hole consistent with the second positioning pin 111 is arranged on the product pressing surface 301 on the driving fixing seat 3. And a group of third positioning pins 109 are respectively arranged on the connecting cross beam 104 in the second molding assembly 1, and a third positioning pin hole consistent with the third positioning pin 109 is formed in the upper fixing die holder II. Through the matching and positioning of the positioning pins and the positioning pin holes, the situation that the quality of pressed products is reduced due to dislocation of each forming block in the pressing process can be avoided.
Meanwhile, in this embodiment, in order to accurately control the displacement distance between the forming blocks in the pressing process, the slider fixing seat 203 is provided with a first detection baffle 216, a first sensor 217 is arranged in the vertical direction of the first detection baffle 216, and the first sensor 217 is used for detecting the displacement distance of the first detection baffle 216, so as to detect the displacement distance of the slider fixing seat 203; and second sensors 112 are arranged at two ends of the connecting beam 104 in the second molding assembly 1, and the second sensors 112 are used for detecting the distance between the second molding assembly 1 and the upper fixing die holder II.
Specifically, the device in this embodiment is used for bending an upper cross beam of an automobile seat, referring to fig. 10, the upper cross beam iv of the automobile seat is provided with an inner buckle bend 9, the inner buckle bend 9 is formed by the first forming block 5, the second forming block 102, the third forming block 201, and the fourth forming block 202 in the device in this embodiment by a matched pressing process, and the specific pressing process is as follows:
a charging stage:
referring to fig. 11, firstly, the apparatus keeps the mold open, at this time, the upper fixed mold base ii and the first molding assembly move to the upper limit position, the piston rod of the transverse driving cylinder 212 in the third molding assembly 2 extends, the slider fixing base 203 in the third molding assembly 2 moves to the limit position in the direction away from the piston rod movement direction of the transverse driving cylinder 212, the piston rod of the second jacking cylinder 210 extends to drive the third molding block 201 to rise to the limit position, that is, the second limit pillow block of the third molding block 201 contacts with the second limit collar 2071 of the second limit column 207; the piston rod of the first jacking cylinder 108 in the second molding assembly 1 extends out to drive the lifting fixing seat 101 and the second molding assembly 1 to ascend to the limit position, that is, the first limit pillow block of the lifting fixing seat 101 contacts with the first limit collar 1061 of the first limit column 106. The operator now places the product to be pressed on the second forming assembly 1, supporting it by means of the second forming blocks 102 and the connecting stringers 103.
And (3) a pressing stage:
stage one: referring to fig. 12, at this time, the upper fixed die holder ii and the first forming assembly start to move downward, the movable driving block 8 connected to the upper fixed die holder ii moves downward synchronously, when the first driving inclined surface 801 of the movable driving block 8 contacts with the second driving inclined surface 2062 of the fixed driving block 206, the driving slider fixing seat 203 starts to displace, and simultaneously the third forming block 201 and the fourth forming block 202 fixedly connected to the slider fixing seat 203 will move synchronously to the inner buckle bending 9 position of the upper cross beam of the car seat, when the first sliding surface 802 of the movable driving block 8 contacts with the second sliding surface 2061 of the fixed driving block 206, the third forming block 201 contacts with the surface of the product to be pressed, and at this time, the first forming block 5, the second forming block 102 and the third forming block 201 fix the product to be pressed in the horizontal direction.
And a second stage: referring to fig. 13, at this stage, the upper fixed die holder ii and the first forming assembly continue to move downward, and at this time, the slide block fixing seat 203, the third forming block 201 and the fourth forming block 202 are kept stationary in the horizontal direction due to the parallel contact between the first sliding surface 802 of the movable driving block 8 and the second sliding surface 2061 of the fixed driving block 206; when the first forming block 5 and the third forming block 201 start to contact, a distance of about 10mm is kept between the first forming block 5 and the second forming block 102, and the first forming block 5, the second forming block 102 and the third forming block 201 compact a product to be pressed; after that, the first forming block 5 and the third forming block 201 continue to move downwards synchronously, and when the first top block 6 and the second top block 105 contact each other, the first forming block 5 and the second forming block 102 are pressed against each other.
And a third stage: referring to fig. 14 to 15, the upper fixed die holder ii and the first forming assembly continue to be pressed downward, and simultaneously the second forming assembly 1 starts to synchronously displace downward, the third forming assembly 2 in the third forming assembly 2 synchronously and continuously displaces downward by about 15mm, the products to be pressed and pressed in the first forming block 5, the second forming block 102 and the third forming block 201 synchronously displace downward, when the bottom of the third forming block 201 contacts with the third forming installation surface 2021 of the fourth forming block 202, the upper fixed die holder ii, the first forming assembly, the second forming assembly 1 and the third forming block 201 of the third forming assembly 2 finish being pressed downward, at this stage, the product to be pressed is bent by the fourth forming block 202 during the continuous downward movement of the product to be pressed, and when the displacement of the product to be pressed is finished, the product bending is finished.
A material returning stage:
after pressing is completed, the upper fixed die holder II and the first forming assembly move upwards to positions of a charging stage, the third forming block 201 in the second forming assembly 1 and the third forming assembly 2 synchronously move upwards, when the second forming assembly 1 moves upwards for 15mm, the second forming assembly stops moving, the third forming block 201 continues moving upwards for 10mm and then stops, at the moment, a piston rod of the transverse driving cylinder 212 in the sliding block fixing seat 203 extends out, the sliding block fixing seat 203 in the third forming assembly 2 moves to a limit position in a direction opposite to the movement direction of the piston rod of the transverse driving cylinder 212, an operator takes down a pressed product, the pressed product is replaced by other products to be pressed, and the pressing process is repeated.
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 shall fall within the protection scope of the present invention.

Claims (10)

1.一种汽车座椅上横梁内扣折弯成型装置，包括上固定模座、下固定模座和成型组件，所述上固定模座和下固定模座竖向相对设置，且所述上固定模座相对于下固定模座进行竖向位移；所述成型组件位于上固定模座和下固定模座之间，其特征为：所述成型组件包括第一成型组件、第二成型组件和第三成型组件，所述第二成型组件相对于下固定模座在竖直方向位移，所述第一成型组件相对于第二成型组件在竖直方向位移，所述第三成型组件相对于第二成型组件在水平方向位移；1. A device for bending the inner buckle of an upper beam of an automobile seat, comprising an upper fixed die base, a lower fixed die base and a forming assembly, wherein the upper fixed die base and the lower fixed die base are vertically opposite to each other, and the upper fixed die The fixed die base is vertically displaced relative to the lower fixed die base; the forming component is located between the upper fixed die base and the lower fixed die base, and is characterized in that: the forming component includes a first forming component, a second forming component and a The third forming assembly, the second forming assembly is displaced in the vertical direction relative to the lower fixed die base, the first forming assembly is displaced in the vertical direction relative to the second forming assembly, and the third forming assembly is relative to the first forming assembly Two forming components are displaced in the horizontal direction; 所述第一成型组件包括至少一块第一成型块和若干组第一顶块，所述第一成型块采用连接螺钉固定连接于上固定模座的下表面，所述第一顶块位于第一成型块侧方，且所述第一顶块采用连接螺钉固定连接于上固定模座的下表面；The first molding assembly includes at least one first molding block and several sets of first top blocks, the first molding blocks are fixedly connected to the lower surface of the upper fixed die base by connecting screws, and the first top blocks are located in the first top block. the side of the forming block, and the first top block is fixedly connected to the lower surface of the upper fixed die base by connecting screws; 所述第二成型组件包括升降固定座、若干块第二成型块、多组第二顶块和多组第一顶升气缸，所述升降固定座平行设置于下固定模座上方，且所述升降固定座与下固定模座之间并排设置多组第一顶升气缸，所述第一顶升气缸的缸体固定安装于下固定模座上，所述第一顶升气缸的活塞柱端部固定连接于升降固定座的下表面；所述升降固定座上设有第一成型安装面，所述第二成型块采用连接螺钉固定连接于升降固定座的第一成型安装面上；所述第二顶块采用连接螺钉固定安装于升降固定座的上表面，所述第二顶块与第一顶块数量相等，且每块第二顶块的正上方均对应一块第一顶块；The second forming assembly includes a lifting fixing base, several second forming blocks, multiple sets of second top blocks and multiple sets of first lifting cylinders, the lifting fixing base is arranged in parallel above the lower fixed die base, and the A plurality of groups of first jacking cylinders are arranged side by side between the lifting fixed seat and the lower fixed mold seat, the cylinder body of the first jacking cylinder is fixedly installed on the lower fixed mold seat, and the piston rod end of the first jacking cylinder is fixed on the lower fixed mold seat. The lifting and fixing base is fixedly connected to the lower surface of the lifting and fixing base; the lifting and fixing base is provided with a first forming and mounting surface, and the second forming block is fixedly connected to the first forming and mounting surface of the lifting and fixing base by means of connecting screws; the The second top block is fixedly mounted on the upper surface of the lifting and fixed seat by connecting screws, the number of the second top block and the first top block is equal, and the top of each second top block corresponds to a first top block; 所述第三成型组件包括有第三成型块、第四成型块和滑块固定座，所述滑块固定座上设有第二成型安装面，所述第二成型安装面上固定连接所述第四成型块，所述第四成型块上设有第三成型安装面，第三成型块位于所述第三成型安装面上，且所述第三成型块相对于第四成型块在竖直方向位移。The third molding assembly includes a third molding block, a fourth molding block, and a sliding block fixing seat, the sliding block fixing seat is provided with a second molding mounting surface, and the second molding mounting surface is fixedly connected to the A fourth forming block, the fourth forming block is provided with a third forming installation surface, the third forming block is located on the third forming installation surface, and the third forming block is vertical relative to the fourth forming block direction displacement. 2.根据权利要求1所述的成型装置，其特征为：所述第二成型组件中还包括有连接纵梁和连接横梁，所述连接纵梁位于升降固定座的侧方，且所述连接纵梁与升降固定座之间采用三组连接横梁固定连接。2 . The forming device according to claim 1 , wherein the second forming component further includes a connecting longitudinal beam and a connecting cross beam, the connecting longitudinal beam is located at the side of the lifting and fixing base, and the connecting beam Three sets of connecting beams are used for fixed connection between the longitudinal beam and the lifting fixed seat. 3.根据权利要求1所述的成型装置，其特征为：所述升降固定座与下固定模座之间并排设有多组第一导向组件，所述第一导向组件包括第一导向柱和第一导向轴套，所述第一导向柱的一部分伸入升降固定座内，所述第一导向柱平齐于升降固定座下表面的位置设有固定轴环，所述第一导向柱通过两组固定块压紧固定轴环在升降固定座下表面进行安装固定；所述下固定模座上设有第一导向孔，所述第一导向轴套同轴安装于下固定模座的第一导向孔内，且所述第一导向轴套通过两组固定块安装于下固定模座上。3 . The molding device according to claim 1 , wherein a plurality of groups of first guide assemblies are arranged side by side between the lift fixing base and the lower fixed die base, and the first guide assemblies comprise first guide columns and A first guide bush, a part of the first guide column extends into the lifting and fixing seat, the first guide column is flush with the lower surface of the lifting and fixing seat and is provided with a fixed collar, and the first guide column passes through The two sets of fixing blocks press and fix the collars on the lower surface of the lifting and fixing base for installation and fixing; the lower fixed die base is provided with a first guide hole, and the first guide bushing is coaxially installed on the first guide hole of the lower fixed die base. Inside a guide hole, the first guide bushing is mounted on the lower fixed die base through two sets of fixed blocks. 4.根据权利要求1所述的成型装置，其特征为：所述升降固定座与下固定模座之间设有多组第一限位组件，所述第一限位组件用于限制升降固定座上升的极限位置，所述第一限位组件包括第一限位柱和第一限位孔，所述第一限位柱的下端螺纹连接于下固定模座上，所述第一限位柱的上端设有第一限位轴环；所述第一限位孔位于升降固定座上，所述第一限位孔包括第一导向部和第一限位部，所述第一导向部直径小于第一限位部直径，且所述第一导向部与第一限位部的结合位置设有第一限位轴台，所述第一导向部同轴套设于第一限位柱上，所述第一限位轴环沿轴向在所述第一限位部中上下位移；所述下固定模座的上表面设有多组第一限位块，所述第一限位块用于限制升降固定座下降的极限位置。4 . The molding device according to claim 1 , wherein a plurality of sets of first limiting components are arranged between the lifting fixing base and the lower fixing die base, and the first limiting components are used to limit the lifting and fixing. 5 . The limit position where the seat is raised, the first limit component includes a first limit column and a first limit hole, the lower end of the first limit column is threadedly connected to the lower fixed mold base, and the first limit The upper end of the column is provided with a first limit collar; the first limit hole is located on the lifting and fixed seat, the first limit hole includes a first guide part and a first limit part, the first guide part The diameter is smaller than the diameter of the first limiting portion, and a first limiting pivot block is arranged at the joint position of the first guiding portion and the first limiting portion, and the first guiding portion is coaxially sleeved on the first limiting column On the upper side, the first limit collar is axially displaced up and down in the first limit portion; the upper surface of the lower fixed die base is provided with a plurality of sets of first limit blocks, the first limit The block is used to limit the extreme position of the lowering of the lifting fixture. 5.根据权利要求1所述的成型装置，其特征为：所述第三成型组件中滑块固定座的下表面固定连接有多块导向滑块，且每块导向滑块的两侧均设有限位滑板，所述限位滑板固定连接于下固定模座上，通过所述限位滑板限定导向滑块位移方向；所述滑块固定座上设有多组横向驱动气缸和多组驱动块组件，所述横向驱动气缸水平放置于滑块固定座内部，且所述横向驱动气缸的缸体与滑块固定座固定连接，其活塞杆的端部固定连接于下固定模座上。5 . The molding device according to claim 1 , wherein a plurality of guide sliding blocks are fixedly connected to the lower surface of the sliding block fixing seat in the third molding component, and each guide sliding block is provided on both sides. 6 . A limit slide, the limit slide is fixedly connected to the lower fixed mold base, and the displacement direction of the guide slider is limited by the limit slide; the slider fixed seat is provided with multiple sets of transverse drive cylinders and multiple sets of drive blocks The transverse driving cylinder is horizontally placed inside the slider fixing base, and the cylinder body of the transverse driving cylinder is fixedly connected with the sliding block fixing base, and the end of the piston rod is fixedly connected to the lower fixed die base. 6.根据权利要求5所述的成型装置，其特征为：所述驱动块组件包括有活动驱动块和固定驱动块，所述上固定模座的下表面固定连接多个驱动固定座，所述驱动固定座上设有驱动安装面和产品压料面，所述驱动安装面与产品压料面呈L型结构，每个驱动固定座的驱动安装面上均固定连接一组所述活动驱动块，且活动驱动块的下端设有第一驱动斜面，活动驱动块的侧面设有第一滑动面，第一滑动面平行于活动驱动块的运动方向；所述固定驱动块与滑块固定座固定连接，且所述固定驱动块的上端设有第二驱动斜面，固定驱动块的侧面设有第二滑动面；所述第一驱动斜面和第二驱动斜面相互平行，所述第一滑动面与第二滑动面相互平行。6 . The molding device according to claim 5 , wherein the drive block assembly comprises a movable drive block and a fixed drive block, the lower surface of the upper fixed mold base is fixedly connected with a plurality of drive fixed bases, and the A drive mounting surface and a product pressing surface are arranged on the driving fixing seat, the driving mounting surface and the product pressing surface are in an L-shaped structure, and a group of the movable driving blocks are fixedly connected to the driving mounting surface of each driving fixing seat , and the lower end of the movable drive block is provided with a first drive inclined surface, the side of the movable drive block is provided with a first sliding surface, and the first sliding surface is parallel to the movement direction of the movable drive block; the fixed drive block is fixed with the slider fixing seat The upper end of the fixed drive block is provided with a second drive inclined surface, and the side surface of the fixed drive block is provided with a second sliding surface; the first drive inclined surface and the second drive inclined surface are parallel to each other, and the first sliding surface and The second sliding surfaces are parallel to each other. 7.根据权利要求1所述的成型装置，其特征为：所述滑块固定座的两端位置设有导向压板，所述滑块固定座的两个端面上均设有延伸部，所述导向压板通过连接螺钉安装于下固定模座上，且所述导向压板与下固定模座之间设有导向滑槽，所述延伸部滑动连接于导向滑槽内。7 . The molding device according to claim 1 , wherein the two ends of the sliding block fixing seat are provided with guide pressure plates, and the two end surfaces of the sliding block fixing seat are provided with extension parts. The guide pressing plate is mounted on the lower fixed die base by connecting screws, and a guide chute is arranged between the guide pressure plate and the lower fixed die base, and the extension portion is slidably connected in the guide chute. 8.根据权利要求1所述的成型装置，其特征为：所述滑块固定座上的第二成型安装面上设有多组第二导向组件、多组第二限位组件和多组第二顶升气缸，所述第二导向组件用于限制第三成型块水平方向位移，所述第二限位组件用于限制第三成型块向上运动的极限位置，所述第二顶升气缸用于驱动第三成型块竖向位移；所述第二顶升气缸的缸体固定安装于滑块固定座的第二成型安装面上，所述第二顶升气缸的活塞杆贯穿第四成型块连接于第三成型块的底面；所述第二导向组件包括有第二导向柱和第二导向轴套，所述第二导向轴套固定于第四成型块上，所述第二导向柱的一端固定连接于第三成型块的底面，第二导向柱的另一端向下贯穿第二导向轴套并延伸至滑块固定座；所述第二限位组件内包括有第二限位柱和第二限位孔，所述第二限位柱的下端螺纹连接于第四成型块的第三成型安装面上，所述第二限位柱的上端设有第二限位轴环；所述第二限位孔位于第三成型块上，所述第二限位孔包括第二导向部和第二限位部，所述第二导向部直径小于第二限位部直径，且所述第二导向部与第二限位部的结合位置设有第二限位轴台，所述第二导向部套设于第二限位柱上。8 . The molding device according to claim 1 , wherein the second molding mounting surface on the sliding block fixing seat is provided with multiple sets of second guide assemblies, multiple sets of second limit assemblies and multiple sets of first guide assemblies. 9 . Two jacking cylinders, the second guide assembly is used to limit the horizontal displacement of the third forming block, the second limiting assembly is used to limit the limit position of the upward movement of the third forming block, the second jacking cylinder is used for In order to drive the vertical displacement of the third forming block; the cylinder body of the second lifting cylinder is fixedly installed on the second forming installation surface of the slider fixing seat, and the piston rod of the second lifting cylinder penetrates the fourth forming block connected to the bottom surface of the third forming block; the second guide assembly includes a second guide column and a second guide bushing, the second guide bushing is fixed on the fourth forming block, and the second guide column is One end is fixedly connected to the bottom surface of the third forming block, and the other end of the second guide column penetrates the second guide bush downward and extends to the slider fixing seat; the second limit component includes a second limit column and the second limiting hole, the lower end of the second limiting column is threadedly connected to the third molding mounting surface of the fourth molding block, and the upper end of the second limiting column is provided with a second limiting collar; the The second limiting hole is located on the third forming block, the second limiting hole includes a second guide portion and a second limiting portion, the diameter of the second guide portion is smaller than the diameter of the second limiting portion, and the first limiting portion has a diameter smaller than that of the second limiting portion. A second limiting axle platform is provided at the joint position of the two guiding parts and the second limiting part, and the second guiding part is sleeved on the second limiting column. 9.根据权利要求2所述的成型装置，其特征为：所述第二成型组件中的第二成型块上设有多组第一定位销，所述第一成型块上设有与第一定位销位置一致的第一定位销孔；所述第二成型组件中连接纵梁上设有多组第二定位销，所述上固定模座的下表面固定连接驱动固定座,所述驱动固定座上设有与第二定位销位置一致的第二定位销孔；所述第二成型组件中连接横梁上分别设有一组第三定位销，所述上固定模座设有与第三定位销位置一致的第三定位销孔。9 . The molding device according to claim 2 , wherein the second molding block in the second molding component is provided with a plurality of sets of first positioning pins, and the first molding block is provided with the first positioning pin. 10 . A first positioning pin hole with the same positioning pin position; a plurality of groups of second positioning pins are arranged on the connecting longitudinal beam in the second molding assembly, and the lower surface of the upper fixed mold base is fixedly connected to the driving fixed seat, and the driving fixed base The seat is provided with a second positioning pin hole consistent with the position of the second positioning pin; a set of third positioning pins are respectively provided on the connecting beam in the second molding component, and the upper fixed mold base is provided with a third positioning pin The third positioning pin hole in the same position. 10.根据权利要求2所述的成型装置，其特征为：所述滑块固定座上设有第一检测挡板，所述第一检测挡板的垂直方向设有第一传感器，所述第一传感器用于检测第一检测挡板位移间距；所述第二成型组件中的连接横梁两端设有第二传感器，所述第二传感器用于检测第二成型组件与上固定模座之间的间距。10 . The molding device according to claim 2 , wherein a first detection baffle is arranged on the sliding block fixing seat, a first sensor is arranged in the vertical direction of the first detection baffle, and the first detection baffle is arranged in the vertical direction. 11 . A sensor is used to detect the displacement distance of the first detection baffle; both ends of the connecting beam in the second molding assembly are provided with a second sensor, and the second sensor is used to detect the distance between the second molding assembly and the upper fixed mold base Pitch.
CN202110021408.7A 2021-01-08 2021-01-08 Buckling and bending forming device for upper cross beam of automobile seat Active CN112872137B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09323124A (en) * 1996-05-31 1997-12-16 Araco Corp Press molding method and press molding die
CN203044681U (en) * 2013-01-23 2013-07-10 无锡威唐金属科技有限公司 Upside-down stamping die
CN203470674U (en) * 2013-09-18 2014-03-12 无锡龙筠模具制造有限公司 Stamping die for internally-buckled bent parts
CN208929026U (en) * 2018-09-30 2019-06-04 无锡烁然机械科技有限公司 For forming the bending die of inner side wall plate internal buckle edge
CN110216195A (en) * 2019-05-20 2019-09-10 四川天坤模具制造有限公司 Molding stamping die with negative angle part
CN211386578U (en) * 2019-08-13 2020-09-01 无锡科里斯特科技有限公司 One-step completed inner buckle bending die

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09323124A (en) * 1996-05-31 1997-12-16 Araco Corp Press molding method and press molding die
CN203044681U (en) * 2013-01-23 2013-07-10 无锡威唐金属科技有限公司 Upside-down stamping die
CN203470674U (en) * 2013-09-18 2014-03-12 无锡龙筠模具制造有限公司 Stamping die for internally-buckled bent parts
CN208929026U (en) * 2018-09-30 2019-06-04 无锡烁然机械科技有限公司 For forming the bending die of inner side wall plate internal buckle edge
CN110216195A (en) * 2019-05-20 2019-09-10 四川天坤模具制造有限公司 Molding stamping die with negative angle part
CN211386578U (en) * 2019-08-13 2020-09-01 无锡科里斯特科技有限公司 One-step completed inner buckle bending die

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Patentee before: SHENZHEN SHUMAMOU AUTOMOBILE TECHNOLOGY Co.,Ltd.