CN108372236B - Transfer die for machining lower transverse plate of automobile seat - Google Patents
Transfer die for machining lower transverse plate of automobile seat Download PDFInfo
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- CN108372236B CN108372236B CN201810150603.8A CN201810150603A CN108372236B CN 108372236 B CN108372236 B CN 108372236B CN 201810150603 A CN201810150603 A CN 201810150603A CN 108372236 B CN108372236 B CN 108372236B
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- upper die
- lower die
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- 238000012546 transfer Methods 0.000 title claims abstract description 31
- 238000003754 machining Methods 0.000 title claims description 5
- 238000004080 punching Methods 0.000 claims abstract description 83
- 238000009966 trimming Methods 0.000 claims abstract description 83
- 239000000463 material Substances 0.000 claims abstract description 47
- 238000007493 shaping process Methods 0.000 claims abstract description 45
- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000005452 bending Methods 0.000 claims abstract description 15
- 238000005520 cutting process Methods 0.000 claims abstract description 15
- 238000003825 pressing Methods 0.000 claims description 116
- 239000011265 semifinished product Substances 0.000 claims description 92
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 60
- 229910052757 nitrogen Inorganic materials 0.000 claims description 30
- 238000007667 floating Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 13
- 238000000465 moulding Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 33
- 230000009471 action Effects 0.000 description 16
- 230000008859 change Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
Classifications
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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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
- B21D43/105—Manipulators, i.e. mechanical arms carrying a gripper element having several degrees of freedom
-
- 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
Abstract
The invention relates to a transfer die for processing a lower transverse plate of an automobile seat, which comprises an upper die and a lower die, wherein a material cutting station, a pre-stretching station, a trimming and punching station, a short side forming station, a long side forming station, a short side flattening station, a positive punching and trimming station, a long side punching station, a long side trimming and bending station, a long side corner folding station and a head shaping station are sequentially arranged between the upper die and the lower die from front to back, a material conveying belt is arranged at the front end of the material cutting station, two mechanical arms are respectively arranged at two sides of the lower die, twelve pairs of mechanical arms are symmetrically arranged between the two mechanical arms, and after one stroke is finished, a workpiece or a semi-finished workpiece is transferred forwards by the mechanical arms on the transfer die according to a fixed step distance. After adopting above-mentioned structure, its beneficial effect is: convenient operation and high production efficiency.
Description
Technical Field
The invention belongs to the technical field of mold production and processing, and particularly relates to a transfer mold for processing a lower transverse plate of an automobile seat.
Background
The lower transverse plate of the automobile seat is a connecting piece in the backrest framework of the automobile seat, and the lower transverse plate, the left side plate, the right side plate and the upper transverse plate are welded to form a supporting outer frame of the backrest framework. The transverse plate is generally of a U-shaped structure, and the two sides of the transverse plate are generally flanged and flattened to prevent sharp cutting edges from being generated, so that the passenger is protected. In the prior art, the processing steps of the automobile seat lower transverse plate comprise material breaking, prestretching, stretching, trimming and punching, short side forming, long side forming, short side flattening and the like, but all the working procedures adopt a single-mode form, each working procedure needs to be equipped with a machine and at least one person to work, and each working procedure needs to be manually circulated, so that the labor cost is high.
The transfer die consists of a plurality of stations, each station is sequentially associated to finish different processing, and a series of different punching processing is finished in one stroke of the punching machine. After one stroke is finished, the workpiece or the semi-finished workpiece is moved forward by a manipulator on the punch press according to a fixed step distance, so that a plurality of working procedures can be finished on one die, and the production efficiency is high.
Disclosure of Invention
The invention aims to provide a transfer die for processing a lower transverse plate of an automobile seat, so as to improve the production efficiency of the lower transverse plate of the automobile seat.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the transfer die for processing the lower transverse plate of the automobile seat comprises an upper die and a lower die, wherein a material breaking station, a prestretching station, a stretching station, a trimming and punching station, a short side forming station, a long side forming station, a short side flattening station, a positive punching and trimming station, a long side punching station, a long side trimming and bending station, a long side corner folding station and a head shaping station are sequentially arranged between the upper die and the lower die from front to back,
the front end of the material cutting station is provided with a material conveying belt for conveying materials to the material cutting station, two sides of the lower die are respectively provided with a mechanical arm, twelve pairs of mechanical arms are symmetrically arranged between the two mechanical arms, and after one stroke is finished, a workpiece or a semi-finished workpiece is conveyed forwards to a station by the mechanical arms on the conveying die according to a fixed step distance; in the press forming process of the workpiece semi-finished product by the upper die and the lower die, the mechanical arm drives the mechanical arm to backwards retract to a station according to a fixed step distance so as to be convenient for the transmission of the next stroke.
According to the invention, the left side and the right side of the upper die of the material breaking station, the pre-stretching station, the trimming and punching station, the short side forming station, the long side forming station, the short side flattening station, the positive punching and trimming station and the long side punching station are respectively provided with a hanging plate for preventing the semi-finished product of the workpiece from falling off.
According to the invention, the left side and the right side of the lower die of the stretching station, the trimming and punching station, the short side forming station, the long side forming station, the short side flattening station, the positive punching and trimming station and the long side punching station are respectively provided with a lifting block for floating the semi-finished product of the workpiece on each station, so that the pressing and stripping of each station are facilitated, the accurate positioning of the product is ensured, and the punching and/or trimming of each station is facilitated.
According to the invention, the upper dies of the material cutting station, the trimming and punching station, the long-side forming station, the long-side punching station and the head shaping station are provided with the outer guide posts, the lower dies of the material cutting station, the trimming and punching station, the long-side forming station, the long-side punching station and the head shaping station are provided with the outer guide sleeves, and the outer guide posts and the outer guide sleeves are matched to play a guiding role so as to ensure the accurate positioning of the semi-finished workpiece.
According to the invention, the lower die of the material breaking station comprises a lower die blade base, wherein the left side and the right side of the lower die blade base are respectively provided with a material guide plate for guiding a semi-finished workpiece into the die and simultaneously playing a role in guiding, and the lower die blade base is provided with a first lower die blade for cutting off the semi-finished workpiece.
According to the invention, the lower die of the pre-stretching station comprises a stretching male die and a first blank holder, wherein the stretching male die and the first blank holder are arranged from front to back, and flow blocking ribs are respectively arranged on the front side and the rear side of the stretching male die and used for preventing a workpiece semi-finished product from wrinkling in the stretching process; the first blank holder is used for pressing the workpiece semi-finished product, preventing the workpiece semi-finished product from further wrinkling, and facilitating the stretch forming of the workpiece semi-finished product, the upper die of the pre-stretching station comprises a first pressing plate and a stretching concave die which are arranged from front to back, the first pressing plate is used for pressing the workpiece semi-finished product, preventing the workpiece semi-finished product from wrinkling, and facilitating the stretch forming of the workpiece semi-finished product, and the stretching concave die is matched with the stretching convex die and is used for the stretch forming of the workpiece semi-finished product.
Further, the upper part of the first material pressing plate is provided with an inner guide pillar, a contour screw and a nitrogen spring, wherein the inner guide pillar is used for guiding and positioning the inside of the upper template of the pre-stretching station, the contour screw is used for ensuring that the first material pressing plate and the upper template are kept balanced, and the nitrogen spring is used for enabling the first material pressing plate to have elastic pre-pressing force, so that the workpiece semi-finished product is conveniently pressed, and the workpiece semi-finished product is not damaged.
According to the invention, the lower die of the stretching station comprises a stretching insert and a second pressing plate, wherein the stretching insert is arranged from front to back, the stretching insert is used for stretching and forming a workpiece semi-finished product, the second pressing plate is used for pressing the workpiece semi-finished product, preventing the workpiece semi-finished product from wrinkling, and facilitating the stretching and forming of the workpiece semi-finished product; the upper die of the stretching station comprises a third pressing plate for pressing the workpiece semi-finished product, preventing the workpiece semi-finished product from wrinkling and facilitating the stretch forming of the workpiece semi-finished product.
Further, an inner guide pillar and a nitrogen spring are arranged above the third pressing plate, the inner guide pillar is used for guiding and positioning the inside of the upper template of the stretching station, and the nitrogen spring is used for enabling the third pressing plate to have elastic pre-pressing force, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
According to the invention, the lower die of the trimming and punching station comprises a first leaning cutter, a second lower die cutter and a third lower die cutter which are arranged from front to back, wherein the first leaning cutter is used for unilateral trimming and counteracts lateral force, the second lower die cutter is circular, and the second lower die cutter and the third lower die cutter are used for trimming the outline of a semi-finished product of a workpiece; the upper die of the trimming and punching station comprises a fourth pressing plate, a first knife edge punch is arranged on the fourth pressing plate and used for punching a workpiece semi-finished product, a second knife edge punch is further arranged at the rear end of the fourth pressing plate and used for trimming the workpiece semi-finished product, the first knife edge punch corresponds to a second lower die knife edge and is used for punching, and the second knife edge punch corresponds to a third lower die knife edge and is used for trimming.
Further, an inner guide pillar and a nitrogen spring are arranged above the fourth pressing plate, the inner guide pillar is used for guiding and positioning the inner part of the upper die plate, and the nitrogen spring is used for enabling the fourth pressing plate to have elastic pre-compression, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
According to the invention, the lower die of the short side forming station comprises a second leaning cutter, a first forming sliding block and a first lower die forming insert which are arranged from front to back, wherein the second leaning cutter is used for unilaterally trimming and counteracting lateral force, the first forming sliding block is used for pressing a workpiece semi-finished product into a required shape, namely, the preforming of a product, so that the next working procedure is convenient, and the first lower die forming insert is used for pressing and forming the workpiece semi-finished product; the upper die of the short side forming station comprises a first upper die inclined wedge, a first upper die forming insert and a straightening punch, wherein the first upper die inclined wedge, the first upper die forming insert and the straightening punch are arranged from front to back; the first upper die forming insert is used for pressing and forming a workpiece semi-finished product, and the purpose of the straightening punch is to straighten and form the edge pressed and formed by the previous station.
Further, an inner guide post and a nitrogen spring are arranged above the first upper die forming insert, the inner guide post is used for guiding and positioning the inside of the upper die plate, and the nitrogen spring is used for enabling the first upper die forming insert to have elastic pre-compression, so that the workpiece semi-finished product is conveniently pressed, and the workpiece semi-finished product is not damaged.
According to the invention, the lower die of the long-side forming station comprises a supporting block, a second forming sliding block, a second lower die forming insert and a third forming sliding block which are arranged from front to back, wherein the second lower die forming insert is used for press forming of a workpiece semi-finished product; the upper die of the long-side forming station comprises a second upper die inclined wedge, a fifth pressing plate and a third upper die inclined wedge which are arranged from front to back, the second forming slide block corresponds to the second upper die inclined wedge, the third forming slide block corresponds to the third upper die inclined wedge and is used for providing an inclined force to respectively press the second forming slide block and the third forming slide block, so that vertical movement is changed into horizontal movement, and forming action is conveniently completed; the support block is arranged at the front end of the second lower die forming insert and is used for counteracting the lateral force of the second upper die inclined wedge, and meanwhile, in order to enable the upper die and the lower die not to deform the second upper die inclined wedge when the workpiece semi-finished product is pressed and formed.
Further, an inner guide pillar and a nitrogen spring are arranged above the fifth pressing plate, the inner guide pillar is used for guiding and positioning the inner part of the upper die plate, and the nitrogen spring is used for enabling the fifth pressing plate to have elastic pre-compression, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
According to the invention, the lower die of the short-side flattening station comprises a fourth forming slide block, a flattening forming block and a third lower die forming insert; the upper die of the short-side flattening station comprises a fourth upper die inclined wedge and a sixth pressing plate, wherein the fourth forming slide block corresponds to the fourth upper die inclined wedge and is used for providing an inclined force to press the fourth forming slide block, so that vertical movement is changed into horizontal movement, and forming action is conveniently completed.
Further, the sixth pressing plate is provided with an inner guide pillar and a nitrogen spring, the inner guide pillar is used for guiding and positioning the inside of the upper die plate, and the nitrogen spring is used for enabling the sixth pressing plate to have elastic pre-pressing force, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
According to the invention, the left side and the right side of the lower die of the positive punching and trimming station are respectively provided with a left knife edge fixing block and a right knife edge fixing block, the inner walls of the left knife edge fixing block and the right knife edge fixing block are respectively provided with a notch, a knife edge fixing plate is arranged between the left knife edge fixing block and the right knife edge fixing block, and a plurality of knife edges are arranged on the knife edge fixing plate and are used for trimming; the front end of the upper die of the positive punching and trimming station is provided with a hanging plate, the left side and the right side are respectively provided with trimming edges, a pressing plate insert is arranged between the two trimming edges, an inner guide pillar, a nitrogen spring and a punching punch are arranged on the pressing plate insert, the inner guide pillar is used for guiding and positioning the inside of the upper die plate, the nitrogen spring is used for enabling the pressing plate insert to have elastic precompression, so that a workpiece semi-finished product is conveniently pressed, the workpiece semi-finished product is not damaged, and the punching punch is used for punching a round hole in the middle of the workpiece semi-finished product.
According to the invention, the lower die of the long-side punching station comprises a side stop block, a fifth forming slide block, a female die insert, a twelfth pressing plate and a sixth forming slide block which are arranged from front to back, the upper die of the long-side punching station comprises a fifth upper die inclined wedge, a seventh pressing plate and a sixth upper die inclined wedge which are arranged from front to back, the side stop block and the fifth forming slide block respectively correspond to the fifth upper die inclined wedge and are used for providing an inclined force to press the fifth forming slide block, vertical movement is changed into horizontal movement so as to conveniently finish forming action, and the sixth forming slide block and the sixth upper die inclined wedge correspond to each other and are used for providing an inclined force to press the sixth forming slide block, so that the vertical movement is changed into horizontal movement so as to conveniently finish forming action.
According to the invention, the front end of the lower die of the long-side trimming and bending station is provided with a seventh forming slide block, the left side and the right side are sequentially provided with a first floating block, an eighth material pressing plate, a trimming punch and a slide block from front to back, and the middle part is sequentially provided with an eighth forming slide block and a fourth lower die forming insert from front to back; the left end and the right end of the eighth forming sliding block and the left end of the fourth lower die forming insert are provided with pressing blocks, the first floating blocks are used for enabling the workpiece semi-finished product to float out of the lower die, so that the pressing forming of the workpiece semi-finished product is facilitated, the eighth pressing plate, the trimming punch and the sliding block are matched for trimming the workpiece semi-finished product, and the fourth lower die forming insert and the pressing blocks are matched for bending the workpiece semi-finished product; the upper die of the long-side trimming and bending station is sequentially provided with a seventh upper die inclined wedge, a ninth pressing plate and an eighth upper die inclined wedge from front to back, the seventh upper die inclined wedge corresponds to the seventh forming slide block and is used for providing an inclined force to press the seventh forming slide block to change vertical movement into horizontal movement so as to facilitate forming action, and the eighth upper die inclined wedge corresponds to the eighth forming slide block and is used for providing an inclined force to press the eighth forming slide block to change the vertical movement into horizontal movement so as to facilitate forming action.
According to the invention, the lower die of the long-side corner folding station is sequentially provided with a ninth forming sliding block, a second floating block and a stop block from front to back, wherein the second floating block is used for enabling a workpiece semi-finished product to float out of the lower die so as to facilitate the press forming of the workpiece semi-finished product, and the stop block is used for guiding a pressing plate of the upper die and counteracting lateral force; the upper die of the long-side corner folding station is provided with a tenth pressing plate.
According to the invention, the left side and the right side of the lower die of the head shaping station are provided with the tenth shaping sliding blocks, a lower die shaping insert is arranged between the two tenth shaping sliding blocks, and a third floating block is arranged on the lower die shaping insert; the left side and the right side of the upper die of the head shaping station are provided with tenth upper die wedges, and the middle part is sequentially provided with an upper die shaping insert and an eleventh material pressing plate from front to back; the tenth shaping slide block corresponds to the tenth upper die inclined wedge and is used for providing an inclined force to press the tenth shaping slide block, vertical movement is changed into horizontal movement, shaping actions are conveniently completed, and the lower die shaping insert corresponds to the upper die shaping insert and is used for completing shaping of a semi-finished workpiece, so that a required automobile seat lower transverse plate is obtained.
The transfer die for processing the lower transverse plate of the automobile seat has the beneficial effects that:
1. the plurality of stations with different functions are arranged on the pair of dies in a centralized manner, so that a plurality of working procedures are finished on the pair of dies, the working procedures for manufacturing products are reduced, meanwhile, the operation is safe, the automation is easy, and the production efficiency is greatly improved;
2. the design is ingenious, for example, a trimming and punching station, a long-side trimming and bending station, a long-side corner bending station and the like can finish various different actions on the same station;
3. the upper die inclined wedge and the forming slide block are arranged in a matched mode, the upper die inclined wedge provides an inclined force for the forming slide block, presses the forming slide block, changes vertical movement into horizontal movement, facilitates forming action, and solves the problem that a workpiece semi-finished product is not well stamped in the vertical direction;
4. the upper part of the pressing plate is provided with the inner guide pillar and the nitrogen spring, so that the guide positioning inside the upper die plate is facilitated, and the pressing plate has elastic pre-pressure, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
Drawings
FIG. 1 is a schematic top view of the first seven stations of the lower die of the transfer die of the present invention;
FIG. 2 is a perspective view of the first seven stations of the lower die of the transfer die of the present invention;
FIG. 3 is a schematic top view of the first seven stations of the upper die of the transfer die of the present invention;
FIG. 4 is a perspective view of the first seven stations of the upper die of the transfer die of the present invention;
FIG. 5 is a schematic top view of the last five stations of the lower die of the transfer die of the present invention;
FIG. 6 is a perspective view of the last five stations of the lower die of the transfer die of the present invention;
FIG. 7 is a schematic top view of the last five stations of the upper die of the transfer die of the present invention;
FIG. 8 is a perspective view of the last five stations of the upper die of the transfer die of the present invention;
FIG. 9 is a schematic diagram of a transfer mold robot and a manipulator according to the present invention;
fig. 10 is a schematic plan view of a lower die of the transfer die of the present invention.
Detailed Description
The transfer die for machining the lower cross plate of the car seat according to the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 9 and 10, a transfer die for processing a lower transverse plate of an automobile seat according to the present invention comprises an upper die and a lower die, wherein a material breaking station 1, a pre-stretching station 2, a stretching station 3, a trimming and punching station 4, a short side forming station 5, a long side forming station 6, a short side flattening station 7, a positive punching and trimming station 8, a long side punching station 9, a long side trimming and bending station 10, a long side corner folding station 11 and a head shaping station 12 are sequentially arranged between the upper die and the lower die from front to back, a material conveying belt is arranged at the front end of the material breaking station 1 and is used for conveying materials to the material breaking station, twelve pairs of mechanical arms 14 are symmetrically arranged between the two mechanical arms 13, and after one stroke is completed, workpieces or semi-finished products of the workpieces are conveyed forwards by the mechanical arms 14 on the transfer die according to a fixed step distance; in the press forming process of the semi-finished workpiece by the upper die and the lower die, the mechanical arm 13 drives the mechanical arm 14 to back to a station according to a fixed step distance so as to facilitate the transmission of the next stroke.
As shown in fig. 9, the manipulator 14 is provided with a sensor 15, and signals are received and transmitted to the manipulator 14 through the sensor 15, so that the manipulator at each station is controlled to grasp or discharge a workpiece or a semi-finished workpiece.
As shown in fig. 3, 4, 7 and 8, the left and right sides of the upper die of the material breaking station 1, the pre-stretching station 2, the stretching station 3, the trimming and punching station 4, the short side forming station 5, the long side forming station 6, the short side flattening station 7, the positive punching and trimming station 8 and the long side punching station 9 are respectively provided with a hanging plate 16 for preventing the semi-finished workpiece from falling off.
As shown in fig. 1, 2, 5 and 6, the left and right sides of the lower die of the stretching station 3, the trimming and punching station 4, the short side forming station 5, the long side forming station 6, the short side flattening station 7, the positive punching and trimming station 8 and the long side punching station 9 are respectively provided with a lifting block 17 for floating the semi-finished workpiece on each station, so that the pressing and stripping of each station are facilitated, the accurate positioning of the product is ensured, and the punching and/or trimming of each station is facilitated.
As shown in fig. 1-8, the upper dies of the material cutting station 1, the trimming and punching station 4, the long-side forming station 6, the long-side punching station 9 and the head shaping station 12 are provided with outer guide posts 18, the lower dies of the material cutting station 1, the trimming and punching station 4, the long-side forming station 6, the long-side punching station 9 and the head shaping station 12 are provided with outer guide sleeves 19, and the outer guide posts 18 and the outer guide sleeves 19 are matched and play a guiding role to ensure the accurate positioning of the semi-finished workpiece.
As shown in fig. 1 and 2, the lower die of the material breaking station 1 comprises a lower die edge base 14, wherein a material guiding plate 11 is respectively arranged at the left side and the right side of the lower die edge base 14 and used for guiding the semi-finished workpiece into the die, and meanwhile, a first lower die edge 12 is arranged on the lower die edge base 14 and used for cutting off the semi-finished workpiece.
As shown in fig. 1 and 2, the lower die of the pre-stretching station 2 comprises a stretching male die 23 and a first blank holder 21 which are arranged from front to back, wherein the front and back sides of the stretching male die 23 are respectively provided with a choke rib 22 for preventing the workpiece semi-finished product from wrinkling in the stretching process; the first blank holder 21 is used for pressing the workpiece semi-finished product, preventing the workpiece semi-finished product from further wrinkling, and facilitating the stretch forming of the workpiece semi-finished product, as shown in fig. 3 and 4, the upper die of the pre-stretching station comprises a first pressing plate 24 and a stretching female die 25, which are arranged from front to back, the first pressing plate 24 is used for pressing the workpiece semi-finished product, preventing the workpiece semi-finished product from wrinkling, and facilitating the stretch forming of the workpiece semi-finished product, and the stretching female die 25 is matched with the stretching male die 23 and is used for the stretch forming of the workpiece semi-finished product.
As shown in fig. 3, an inner guide post 20, a contour screw 22 and a nitrogen spring 21 are arranged above the first pressing plate, the inner guide post 20 is used for guiding and positioning the inside of the upper die plate of the pre-stretching station, the contour screw 22 is used for ensuring that the first pressing plate 24 and the upper die plate are kept balanced, and the nitrogen spring 21 is used for enabling the first pressing plate 24 to have elastic pre-pressing force, so that the workpiece semi-finished product is conveniently pressed, and the workpiece semi-finished product is not damaged.
As shown in fig. 1 and 2, the lower die of the stretching station 3 comprises a stretching insert 31 and a second pressing plate 32, wherein the stretching insert 31 is arranged from front to back, the stretching insert 31 is used for stretching and forming a workpiece semi-finished product, the second pressing plate 32 is used for pressing the workpiece semi-finished product, preventing the workpiece semi-finished product from wrinkling and facilitating the stretching and forming of the workpiece semi-finished product, and the stretching insert 31 is provided with an lifting block 17; as shown in fig. 3 and 4, the upper die of the drawing station 3 includes a third pressing plate 33 for pressing the semi-finished workpiece, preventing wrinkling of the semi-finished workpiece, and facilitating drawing and forming of the semi-finished workpiece.
As shown in fig. 3, an inner guide post 20 and a nitrogen spring 21 are disposed above the third pressing plate 33, the inner guide post 20 is used for guiding and positioning the inside of the upper die plate of the stretching station, and the nitrogen spring 21 is used for making the third pressing plate 33 have elastic pre-pressing force, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
As shown in fig. 1 and 2, the lower die of the trimming and punching station 4 comprises a first leaning cutter 41, a second lower die cutter edge 42 and a third lower die cutter edge 43 which are arranged from front to back, wherein the first leaning cutter 41 is used for unilateral trimming and counteracting lateral force, the second lower die cutter edge 42 is in a round shape, and the second lower die cutter edge 42 and the third lower die cutter edge 43 are used for trimming the outline of a semi-finished workpiece; as shown in fig. 3 and 4, the upper die of the trimming and punching station 4 includes a fourth pressing plate 44, a first knife edge punch 45 is disposed on the fourth pressing plate 44 and is used for punching a semi-finished workpiece, a second knife edge punch 46 is further disposed at the rear end of the fourth pressing plate 44 and is used for trimming the semi-finished workpiece, the first knife edge punch 45 corresponds to the second lower die knife edge 42 and is used for punching, and the second knife edge punch 46 corresponds to the third lower die knife edge 43 and is used for trimming.
As shown in fig. 3, an inner guide post 20 and a nitrogen spring 21 are disposed above the fourth pressing plate 44, the inner guide post 20 is used for guiding and positioning the inside of the upper die plate, and the nitrogen spring 21 is used for making the fourth pressing plate 44 have elastic pre-pressing force, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
As shown in fig. 1 and 2, the lower die of the short-side forming station 5 comprises a second leaning knife 51, a first forming sliding block 52 and a first lower die forming insert 53 which are arranged from front to back, wherein the second leaning knife 51 is used for unilaterally trimming and counteracting lateral force, the first forming sliding block 52 is used for laterally pressing a workpiece semi-finished product into a required shape, namely, preforming of a product, so that the workpiece semi-finished product can be conveniently processed in the next working procedure, and the first lower die forming insert 53 is used for pressing and forming the workpiece semi-finished product; as shown in fig. 3 and 4, the upper die of the short-side forming station 5 includes a first upper die inclined wedge 54, a first upper die forming insert 55 and a straightening punch 56, which are disposed from front to back, the first upper die inclined wedge 54 corresponds to the first forming slide 52, and the first upper die inclined wedge 54 is used for providing an inclined force for the first forming slide 52 so as to press the first forming slide 52, so that the vertical movement is changed into the horizontal movement, and the forming action is conveniently completed; the first upper die forming insert 55 is used for press forming of a semi-finished workpiece, and the straightening punch 56 is used for straightening edges of a previous station.
As shown in fig. 3, an inner guide post 20 and a nitrogen spring 21 are disposed above the first upper die molding insert 55, the inner guide post 20 is used for guiding and positioning the inside of the upper die plate, and the nitrogen spring is used for making the first upper die molding insert 55 have elastic pre-compression, so that the workpiece semi-finished product is conveniently pressed, and the workpiece semi-finished product is not damaged.
As shown in fig. 1 and 2, the lower die of the long-side forming station 6 includes a support block 61, a second forming slide 62, a second lower die forming insert 63 and a third forming slide 64 arranged from front to back, the second lower die forming insert 63 being used for press forming of a work piece semi-finished product; as shown in fig. 3 and 4, the upper die of the long-side forming station 6 includes a second upper die inclined wedge 65, a fifth pressing plate 66 and a third upper die inclined wedge 67 which are arranged from front to back, the second forming slide 62 corresponds to the second upper die inclined wedge 65, the third forming slide 64 corresponds to the third upper die inclined wedge 67, the second upper die inclined wedge 65 and the third upper die inclined wedge 67 are respectively used for providing an inclined force to respectively press the second forming slide 62 and the third forming slide 64, so that the vertical movement is changed into the horizontal movement, and the forming action is conveniently completed; the supporting block 61 is disposed at the front end of the second lower die molding insert 63, and is used for counteracting the lateral force of the second upper die inclined wedge 65, and meanwhile, in order to make the upper die and the lower die not deform the second upper die inclined wedge 65 when the workpiece semi-finished product is pressed and molded.
As shown in fig. 3, an inner guide post 20 and a nitrogen spring 21 are disposed above the fifth pressing plate 66, the inner guide post 20 is used for guiding and positioning the inside of the upper die plate, and the nitrogen spring 21 is used for making the fifth pressing plate 66 have elastic pre-pressing force, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
As shown in fig. 1 and 2, the lower die of the short-side flattening station 7 includes a fourth molding slide 71, a flattening molding block 72, and a third lower die molding insert 73; as shown in fig. 3 and 4, the upper die of the short-side flattening station 7 includes a fourth upper die inclined wedge 74 and a sixth pressing plate 75, where the fourth forming slide 71 corresponds to the fourth upper die inclined wedge 74, and the fourth upper die inclined wedge 74 is used to provide an inclined force to press the fourth forming slide 71, so as to change the vertical movement into the horizontal movement, and facilitate the forming action.
As shown in fig. 3, the sixth pressing plate 75 is provided with an inner guide post 20 and a nitrogen spring 21, the inner guide post 20 is used for guiding and positioning the inside of the upper die plate, and the nitrogen spring 21 is used for making the sixth pressing plate 75 have elastic pre-pressing force, so that the workpiece semi-finished product is pressed conveniently, and the workpiece semi-finished product is not damaged.
As shown in fig. 5 and 6, left and right sides of the lower die of the positive punching and trimming station 8 are respectively provided with a left knife edge fixing block 81 and a right knife edge fixing block 82, the inner walls of the left knife edge fixing block 81 and the right knife edge fixing block 82 are respectively provided with a notch 83, a knife edge fixing plate 84 is arranged between the left knife edge fixing block 81 and the right knife edge fixing block 82, and a plurality of knife edges 85 are arranged on the knife edge fixing plate 84 for trimming; as shown in fig. 7 and 8, a hanging plate 16 is arranged at the front end of the upper die of the positive punching and trimming station 8, trimming edges 86 are respectively arranged at the left side and the right side, a pressing plate insert 87 is arranged between the two trimming edges 86, an inner guide pillar 20, a nitrogen spring 21 and a punching punch 88 are arranged on the pressing plate insert 87, the inner guide pillar 20 is used for guiding and positioning the inside the upper die plate, the nitrogen spring 21 is used for enabling the pressing plate insert 87 to have elastic pre-compression force, so that a workpiece semi-finished product is conveniently pressed, the workpiece semi-finished product is not damaged, and the punching punch 88 is used for punching a round hole in the middle of the workpiece semi-finished product.
As shown in fig. 5 and 6, the lower die of the long-side punching station 9 includes a side stopper 91, a fifth forming slide 92, a die insert 97, a twelfth pressing plate 98 and a sixth forming slide 93 disposed from front to back, and as shown in fig. 7 and 8, the upper die of the long-side punching station 9 includes a fifth upper die inclined wedge 94, a seventh pressing plate 95 and a sixth upper die inclined wedge 96 disposed from front to back, the side stopper 91 and the fifth forming slide 92 respectively correspond to the fifth upper die inclined wedge 94, the fifth upper die inclined wedge 94 is used for providing an inclined force to press the fifth forming slide 92, the sixth forming slide 93 and the sixth upper die inclined wedge 96 correspond to each other, and the sixth upper die inclined wedge 96 is used for providing an inclined force to press the sixth forming slide 93, so that the vertical movement is changed into the horizontal movement, and the forming movement is facilitated.
As shown in fig. 5 and 6, a seventh forming slide block 101 is arranged at the front end of the lower die of the long-side trimming and bending station 10, a first floating block 102, an eighth pressing plate 103, a trimming punch 104 and a slide block 105 are sequentially arranged on the left side and the right side from front to back, and an eighth forming slide block 106 and a fourth lower die forming insert 107 are sequentially arranged in the middle from front to back; the left end and the right end of the eighth molding sliding block 106 and the fourth lower die molding insert 107 are provided with pressing blocks 108, the first floating block 102 is used for enabling the semi-finished workpiece to float out of the lower die, so that the pressing molding of the semi-finished workpiece is facilitated, the eighth pressing plate 103, the trimming punch 104 and the sliding block 105 are matched to be used for trimming the semi-finished workpiece, and the fourth lower die molding insert 107 and the pressing blocks 108 are matched to be used for bending the semi-finished workpiece; as shown in fig. 7 and 8, the upper die of the long edge trimming and bending station 10 is sequentially provided with a seventh upper die inclined wedge 109, a ninth pressing plate 1011 and an eighth upper die inclined wedge 1012 from front to back, the seventh upper die inclined wedge 109 corresponds to the seventh forming slide 101, the seventh upper die inclined wedge 109 is used for providing an inclined force to press the seventh forming slide 101 to change the vertical movement into the horizontal movement so as to facilitate the completion of the forming action, the eighth upper die inclined wedge 1012 corresponds to the eighth forming slide 106, and the eighth upper die inclined wedge 1012 is used for providing an inclined force to press the eighth forming slide 106 so as to change the vertical movement into the horizontal movement so as to facilitate the completion of the forming action.
As shown in fig. 5 and 6, the lower die of the long-side corner folding station 11 is sequentially provided with a ninth forming slide block 111, a second floating block 112 and a stop 113 from front to back, wherein the first floating block 112 is used for enabling a workpiece semi-finished product to float out of the lower die so as to facilitate the press forming of the workpiece semi-finished product, and the stop 113 is used for guiding a pressing plate of the upper die and counteracting lateral force; as shown in fig. 7 and 8, the upper die of the long side corner station 11 is provided with a tenth platen 114.
As shown in fig. 5 and 6, tenth molding sliders 121 are disposed on the left and right sides of the lower die of the head shaping station 12, a lower die shaping insert 122 is disposed between the two tenth molding sliders 121, and a third floating block 123 is disposed on the lower die shaping insert 122; as shown in fig. 7 and 8, the left and right sides of the upper die of the head shaping station 12 are provided with tenth upper die wedges 124, and the middle part is provided with an upper die shaping insert 125 and an eleventh pressing plate 126 from front to back in sequence; the tenth shaping slide 121 corresponds to the tenth upper mold slanting wedge 124, and is configured to provide a slanting force to press the tenth shaping slide 121, so as to change the vertical motion into the horizontal motion, thereby facilitating the completion of the shaping operation, and the lower mold shaping insert 122 corresponds to the upper mold shaping insert 125, and is configured to complete the shaping of the semi-finished workpiece, thereby obtaining the desired lower cross plate of the car seat.
The working steps of the transfer die of the invention are as follows:
(1) Breaking: cutting off the semi-finished workpiece from the material conveying belt;
(2) Stretching, trimming and punching: prestretching and forming a workpiece semi-finished product, and then trimming and punching on a single side;
(3) Short side forming, long side forming and short side flattening: providing an oblique force for the semi-finished workpiece, facilitating the completion of short side forming and long side forming actions, and further compacting and forming the semi-finished workpiece;
(4) Positive punching and trimming: punching a middle round hole on a workpiece semi-finished product, trimming, and pressing and forming;
(5) Punching long edges: punching and press forming are carried out on the semi-finished product of the workpiece;
(6) Trimming and bending long edges: the upper die plate presses the first floating block 102 to a certain position, the seventh forming sliding block 101 is not moved, and the eighth forming sliding block 106 presses the product into a required shape through an eighth upper die inclined wedge 1012;
(7) Long side folding angle: the upper die plate firstly presses down the second floating block 112 to a certain position, then the eighth upper die inclined wedge 1012 provides an inclined force for the ninth forming slide block 111 to press the ninth forming slide block 111, so that the vertical movement is changed into the horizontal movement, and the forming action is conveniently completed; next, the stopper 113 guides the tenth pressing plate 114 and counteracts the lateral force;
(8) Shaping: and (3) shaping and blanking the semi-finished workpiece, thereby obtaining the lower transverse plate of the automobile seat.
The foregoing is merely a preferred embodiment of the invention, and it should be noted that modifications and enhancements can be made by those skilled in the art without departing from the principles of the present invention. Such modifications and variations are also considered to be a departure from the scope of the invention.
Claims (8)
1. The transfer die for processing the lower transverse plate of the automobile seat comprises an upper die and a lower die, and is characterized in that a material breaking station, a prestretching station, a stretching station, a trimming and punching station, a short side forming station, a long side forming station, a short side flattening station, a positive punching and trimming station, a long side punching station, a long side trimming and bending station, a long side corner folding station and a head shaping station are sequentially arranged between the upper die and the lower die from front to back,
the front end of the material cutting station is provided with a material conveying belt, two sides of the lower die are respectively provided with a mechanical arm, twelve pairs of mechanical arms are symmetrically arranged between the two mechanical arms, and after one stroke is finished, a workpiece or a semi-finished workpiece is conveyed forwards by the mechanical arms on the conveying die for one station according to a fixed step distance; in the press forming process of the semi-finished workpiece by the upper die and the lower die, the mechanical arm drives the mechanical arm to backwards withdraw to a station according to a fixed step distance,
the lower die of the material breaking station comprises a lower die knife edge base, the left side and the right side of the lower die knife edge base are respectively provided with a material guide plate,
the lower die of the pre-stretching station comprises a stretching male die and a first blank holder which are arranged from front to back, the front and back sides of the stretching male die are respectively provided with a choke rib, the upper die of the pre-stretching station comprises a first material pressing plate and a stretching female die which are arranged from front to back, the stretching female die is matched with the stretching male die,
the lower die of the stretching station comprises a stretching insert and a second pressing plate, wherein the stretching insert is arranged from front to back, the stretching insert is used for stretching and forming a workpiece semi-finished product, the second pressing plate is used for pressing the workpiece semi-finished product, preventing the workpiece semi-finished product from wrinkling, and facilitating the stretching and forming of the workpiece semi-finished product; the upper die of the stretching station comprises a third pressing plate for pressing the semi-finished workpiece, preventing the semi-finished workpiece from wrinkling, facilitating the stretch forming of the semi-finished workpiece,
the lower die of the short side forming station comprises a second leaning cutter, a first forming sliding block and a first lower die forming insert which are arranged from front to back; the upper die of the short side forming station comprises a first upper die inclined wedge, a first upper die forming insert and a straightening punch which are arranged from front to back, the first upper die inclined wedge corresponds to the first forming sliding block,
the lower die of the long-side forming station comprises a supporting block, a second forming sliding block, a second lower die forming insert and a third forming sliding block which are arranged from front to back; the upper die of the long-side forming station comprises a second upper die inclined wedge, a fifth pressing plate and a third upper die inclined wedge which are arranged from front to back, the second forming slide block corresponds to the second upper die inclined wedge, the third forming slide block corresponds to the third upper die inclined wedge, the supporting block is arranged at the front end of the second lower die forming insert,
the lower die of the short-side flattening station comprises a fourth forming sliding block, a flattening forming block and a third lower die forming insert; the upper die of the short-side flattening station comprises a fourth upper die inclined wedge and a sixth pressing plate, and the fourth forming sliding block corresponds to the fourth upper die inclined wedge.
2. The transfer die for processing a lower cross plate of an automobile seat according to claim 1, wherein the left and right sides of the upper die of the material breaking station, the pre-stretching station, the trimming and punching station, the short side forming station, the long side forming station, the short side flattening station, the positive punching and trimming station, the long side punching station are respectively provided with a hanging plate.
3. The transfer die for processing the lower cross plate of the automobile seat according to claim 1, wherein the left and right sides of the lower die of the stretching station, the trimming and punching station, the short side forming station, the long side forming station, the short side flattening station, the positive punching and trimming station and the long side punching station are respectively provided with a lifting block;
the upper die of the material cutting station, the trimming and punching station, the long-side forming station, the long-side punching station and the head shaping station is provided with an outer guide post, and the lower die of the material cutting station, the trimming and punching station, the long-side forming station, the long-side punching station and the head shaping station is provided with an outer guide sleeve which is matched with the outer guide post.
4. The transfer die for machining a lower cross plate of an automobile seat according to claim 1, wherein the lower die of the trimming and punching station includes a first back-up blade, a second lower die blade and a third lower die blade arranged from front to back, the second lower die blade being circular; the upper die of the trimming and punching station comprises a fourth material pressing plate, a first knife edge punch is arranged on the fourth material pressing plate, a second knife edge punch is further arranged at the rear end of the fourth material pressing plate, the first knife edge punch corresponds to a knife edge of the second lower die, and the second knife edge punch corresponds to a knife edge of the third lower die.
5. The transfer die for processing the lower transverse plate of the automobile seat according to claim 1, wherein a left knife edge fixing block and a right knife edge fixing block are respectively arranged on the left side and the right side of the lower die of the positive punching and trimming station, a notch is respectively arranged on the inner walls of the left knife edge fixing block and the right knife edge fixing block, a knife edge fixing plate is arranged between the left knife edge fixing block and the right knife edge fixing block, and a plurality of knife edges are arranged on the knife edge fixing plate; the front end of the upper die of the positive punching and trimming station is provided with a hanging plate, the left side and the right side are respectively provided with a trimming knife edge, a material pressing plate insert is arranged between the two trimming knife edges, and the material pressing plate insert is provided with an inner guide post, a nitrogen spring and a punching punch.
6. The transfer die for machining a lower cross plate of an automobile seat according to claim 1, wherein the lower die of the long-side punching station includes a side stopper, a fifth forming slider, a die insert, a twelfth pressing plate, and a sixth forming slider arranged from front to rear, and the upper die of the long-side punching station includes a fifth upper die inclined wedge, a seventh pressing plate, and a sixth upper die inclined wedge arranged from front to rear, the side stopper, the fifth forming slider corresponding to the fifth upper die inclined wedge, respectively, and the sixth forming slider corresponding to the sixth upper die inclined wedge.
7. The transfer die for processing the lower transverse plate of the automobile seat according to claim 1, wherein a seventh forming slide block is arranged at the front end of the lower die of the long-side trimming and bending station, a first floating block, an eighth pressing plate, a trimming punch and a slide block are sequentially arranged on the left side and the right side from front to back, and an eighth forming slide block and a fourth lower die forming insert are sequentially arranged on the middle part from front to back; the left end and the right end of the eighth forming sliding block and the fourth lower die forming insert are provided with pressing blocks; the upper die of the long-side trimming and bending station is sequentially provided with a seventh upper die inclined wedge, a ninth material pressing plate and an eighth upper die inclined wedge from front to back, the seventh upper die inclined wedge corresponds to a seventh forming slide block, and the eighth upper die inclined wedge corresponds to an eighth forming slide block.
8. The transfer die for processing the lower transverse plate of the automobile seat according to claim 1, wherein the lower die of the long-side corner folding station is provided with a ninth forming slide block, a second floating block and a stop block in sequence from front to back; a tenth material pressing plate is arranged on the upper die of the long-side corner folding station,
the left side and the right side of the lower die of the head shaping station are provided with tenth shaping sliding blocks, a lower die shaping insert is arranged between the two tenth shaping sliding blocks, and a third floating block is arranged on the lower die shaping insert; the left side and the right side of the upper die of the head shaping station are provided with tenth upper die wedges, and the middle part is sequentially provided with an upper die shaping insert and an eleventh material pressing plate from front to back; the tenth molding slide block corresponds to the tenth upper die inclined wedge, and the lower die shaping insert corresponds to the upper die shaping insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150603.8A CN108372236B (en) | 2018-02-13 | 2018-02-13 | Transfer die for machining lower transverse plate of automobile seat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810150603.8A CN108372236B (en) | 2018-02-13 | 2018-02-13 | Transfer die for machining lower transverse plate of automobile seat |
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| Publication Number | Publication Date |
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| CN108372236A CN108372236A (en) | 2018-08-07 |
| CN108372236B true CN108372236B (en) | 2024-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810150603.8A Active CN108372236B (en) | 2018-02-13 | 2018-02-13 | Transfer die for machining lower transverse plate of automobile seat |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899496A (en) * | 2019-12-11 | 2020-03-24 | 东莞虹日金属科技有限公司 | Backrest side plate forming die and method |
| CN110899494A (en) * | 2019-12-11 | 2020-03-24 | 东莞虹日金属科技有限公司 | Seat upper cross beam forming die and method |
| CN111570623A (en) * | 2020-05-18 | 2020-08-25 | 浙江风驰机械有限公司 | Multi-process composite die |
| CN111842644A (en) * | 2020-07-18 | 2020-10-30 | 温州创睿五金模具有限公司 | Switch medium plate stamping progressive die |
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| GB0020817D0 (en) * | 1999-08-23 | 2000-10-11 | Honda Motor Co Ltd | Forming press apparatus |
| CN105436318A (en) * | 2015-12-31 | 2016-03-30 | 上海昶宏汽车配件有限公司 | Progressive die for machining shell of automobile starting motor |
| CN205613916U (en) * | 2016-05-16 | 2016-10-05 | 东莞市致一五金制品有限公司 | Hinge bracket continuous stamping die in middle of car |
| CN205967017U (en) * | 2016-08-15 | 2017-02-22 | 台州市天时利精密模具有限公司 | Water pump blower inlet casing upper cover forming die |
| CN206716836U (en) * | 2017-04-14 | 2017-12-08 | 台光五金制品（东莞）有限公司 | A kind of continuously elongated mould of automobile motor lid |
| CN208303623U (en) * | 2018-02-13 | 2019-01-01 | 上海申意汽车零部件有限公司 | A kind of transmitting mould for processing vehicle seat lower cross plate |
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2018
- 2018-02-13 CN CN201810150603.8A patent/CN108372236B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0020817D0 (en) * | 1999-08-23 | 2000-10-11 | Honda Motor Co Ltd | Forming press apparatus |
| CN105436318A (en) * | 2015-12-31 | 2016-03-30 | 上海昶宏汽车配件有限公司 | Progressive die for machining shell of automobile starting motor |
| CN205613916U (en) * | 2016-05-16 | 2016-10-05 | 东莞市致一五金制品有限公司 | Hinge bracket continuous stamping die in middle of car |
| CN205967017U (en) * | 2016-08-15 | 2017-02-22 | 台州市天时利精密模具有限公司 | Water pump blower inlet casing upper cover forming die |
| CN206716836U (en) * | 2017-04-14 | 2017-12-08 | 台光五金制品（东莞）有限公司 | A kind of continuously elongated mould of automobile motor lid |
| CN208303623U (en) * | 2018-02-13 | 2019-01-01 | 上海申意汽车零部件有限公司 | A kind of transmitting mould for processing vehicle seat lower cross plate |
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| CN108372236A (en) | 2018-08-07 |
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