CN218395565U - Combined type hot forming die that car anticollision roof beam and A post inner panel were used - Google Patents
Combined type hot forming die that car anticollision roof beam and A post inner panel were used Download PDFInfo
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- CN218395565U CN218395565U CN202222183917.2U CN202222183917U CN218395565U CN 218395565 U CN218395565 U CN 218395565U CN 202222183917 U CN202222183917 U CN 202222183917U CN 218395565 U CN218395565 U CN 218395565U
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- 239000007788 liquid Substances 0.000 claims abstract description 95
- 239000002131 composite material Substances 0.000 claims abstract description 6
- 238000003754 machining Methods 0.000 claims description 86
- 238000012545 processing Methods 0.000 claims description 51
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 44
- 239000011148 porous material Substances 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 27
- 229910052757 nitrogen Inorganic materials 0.000 claims description 22
- 210000001503 joint Anatomy 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 14
- 238000003825 pressing Methods 0.000 claims description 6
- 238000003856 thermoforming Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 8
- 150000001875 compounds Chemical class 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000012546 transfer Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 8
- 238000009826 distribution Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model provides a composite type hot forming die for an automobile anti-collision beam and an A-column inner plate, which comprises an upper die frame and a lower die frame; go up the liquid pipeline and install on last die carrier, the integrated configuration through comparatively reasonable car anticollision roof beam and A post inner panel distributes, thereby can accomplish left front door anticollision roof beam in step to four groups of original tablets, right front door anticollision roof beam, left back door anticollision roof beam, right back door anticollision roof beam, the operation of the disposable hot stamping forming of six group's product parts in left side A post inner panel and the right A post inner panel, and can dismantle modular mould structure and rationally arrange gas circuit pipeline and liquid pipeline on last die carrier and lower die carrier, it is more convenient not only to ensure subsequent local maintenance change, simultaneously can also ensure that the structure after the change can provide stable and even heat transfer and pneumatic effect for last mould and lower mould in compound die stamping process equally.
Description
Technical Field
The utility model relates to a combined type thermoforming compound die, especially a combined type thermoforming mould that car anticollision roof beam and A post inner panel were used.
Background
At present, a cold stamping mode is still generally adopted for stamping forming of an automobile anti-collision beam and an A-column inner plate, and in the stamping process, once a die carrier or a local insert is damaged, the die carrier or the local insert needs to be replaced integrally, so that the maintenance cost is high, and for some workshops needing mass production, the conveying of common original material sheets is carried out in a general production line mode, the material sheets conveyed in place are clamped by clamping jaws and placed into a station to be stamped, and when the automobile anti-collision beam and the A-column inner plate are stamped, when six original material sheets are synchronously conveyed and are clamped by the clamping jaws and fed, positioning errors are easily generated, so that the forming quality is influenced;
for example, the composite thermal forming die (with the publication number of CN 204657270U) comprises an upper die base and a lower die base with preset positioning structures, and further comprises a universal forming device and a side flanging device, wherein the universal forming device is positioned and installed through the positioning structures, the universal forming device comprises a movable upper die, a fixed lower die, a positioning pin and an unloading thimble, and the side flanging device comprises a driving wedge, a driven wedge assembly and a side flanging molding block; the driving wedge is arranged on the upper die base, and the side surface of the driving wedge is a wedge-shaped surface; driven slide wedge unit mount is on the die holder, and driven slide wedge unit is including fixed slide and the side shield that sets up, and the installation has the sliding block that matches with the drive slide wedge on the slide, and the other end installation side flanging type piece of sliding block. The utility model discloses when the mould presss from both sides fashioned under the tight state in the activity, the turn-ups operation has also been accomplished to the side flanging device, has reached once to accomplish tensile and the turn-ups purpose, has solved the thermoforming process problem who takes a plurality of side flanging complicated parts, and although it is the mould of combined type, but its compound die that generally is the same part symmetry formula, it also does not solve the above-mentioned prior art problem simultaneously.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a combined type hot forming mould that car anticollision roof beam and A post inner panel were used, through comparatively reasonable structural distribution, thereby can accomplish left qianmen anticollision roof beam in step to four groups of original tablets, right front door anticollision roof beam, left back door anticollision roof beam, right back door anticollision roof beam, the operation of the disposable hot stamping forming of six group's product parts in left side A post inner panel and the right A post inner panel, and can dismantle modular mould structure and rationally arrange gas circuit pipeline and the liquid circuit pipeline on last die carrier and lower die carrier, it is more convenient not only to ensure subsequent local maintenance change, simultaneously can also ensure that the structure after changing can provide stable and even heat transfer and pneumatic effect for last mould and lower mould in compound die stamping process equally.
The utility model provides a following technical scheme:
a combined type hot forming die for an automobile anti-collision beam and an A-column inner plate comprises an upper die frame and a lower die frame; the upper die frame is provided with an upper mounting processing surface I, an upper mounting processing surface II, an upper mounting processing surface III and an upper mounting processing surface IV; a first lower mounting processing surface, a second lower mounting processing surface, a third lower mounting processing surface and a fourth lower mounting processing surface are arranged below the lower die frame; the upper mounting processing surface I, the upper mounting processing surface II, the upper mounting processing surface III and the upper mounting processing surface IV are correspondingly detachably positioned and provided with an upper insert I, an upper insert II, an upper insert III and an upper insert IV; a first lower mounting machining surface, a second lower mounting machining surface, a third lower mounting machining surface and a fourth lower mounting machining surface are correspondingly detachably positioned and provided with a first lower insert, a second lower insert, a third lower insert and a fourth lower insert; after the die is assembled, an upper insert I and a lower insert I are correspondingly pressed and used for forming a left A column inner plate, an upper insert II and a lower insert II are correspondingly pressed and used for forming a left front door anti-collision beam and a right front door anti-collision beam, an upper insert III and a lower insert III are correspondingly pressed and used for forming a left rear door anti-collision beam and a right rear door anti-collision beam, and an upper insert IV and a lower insert IV are correspondingly pressed and used for forming a right A column inner plate;
the upper liquid path pipeline is arranged on the upper die frame and comprises an upper heat exchange pore passage arranged in an upper insert I, an upper insert II, an upper insert III and an upper insert IV, a liquid inlet of the upper heat exchange pore passage is connected with an upper liquid inlet gathering block through a pipeline, a liquid outlet of the upper heat exchange pore passage is connected with an upper liquid outlet gathering block through a pipeline, the upper liquid inlet gathering block and the upper liquid outlet gathering block are arranged on the upper die frame and are connected with a heat exchange circulating liquid tank through an upper liquid inlet valve and an upper liquid outlet valve; the lower liquid path pipeline is arranged on the lower die frame and comprises a lower heat exchange pore passage arranged in a lower insert I, a lower insert II, a lower insert III and a lower insert IV, a liquid inlet of the lower heat exchange pore passage is connected with a lower liquid inlet gathering block through a pipeline, a liquid outlet of the lower heat exchange pore passage is connected with a lower liquid outlet gathering block through a pipeline, the lower liquid inlet gathering block and the lower liquid outlet gathering block are arranged below the lower die frame and are connected with a heat exchange circulating liquid tank through a lower liquid inlet valve and a lower liquid outlet valve; the upper insert I, the upper insert II, the upper insert III and the upper insert IV comprise an upper fixed insert and an upper movable insert driven by an upper ejection nitrogen cylinder, an air connecting port of the upper ejection nitrogen cylinder is connected with an upper air pressure gathering block through an air pipe, the upper air pressure gathering block is installed on an upper die set and is connected with an air source through an upper air inlet valve, and therefore the pressure of each upper ejection nitrogen cylinder connected with the same air pressure gauge can be kept consistent; the lower insert I, the lower insert II, the lower insert III and the lower insert IV comprise a lower fixed insert and a lower movable insert driven by a lower ejection nitrogen cylinder, an air connecting port of the lower ejection nitrogen cylinder is connected with a lower pressure air manifold block through an air pipe, the lower pressure air manifold block is installed on a lower die carrier and is connected with an air source through a lower air inlet valve, and therefore the pressure of each lower ejection nitrogen cylinder connected with the same air gauge can be kept consistent.
Preferably, go up the heat transfer pore including setting up last top tube hole one in last fixed insert and setting up the top tube hole two in last movable insert, top tube hole one and top tube hole two are mutually independent pipeline, and its correspond inlet and liquid outlet respectively through independent last hose pipe connection go up the feed liquor and assemble the piece and go up the play liquid and assemble the piece.
Preferably, the upper fixing insert is correspondingly positioned and connected with the first upper mounting machining face, the second upper mounting machining face and the third upper mounting machining face or the fourth upper mounting machining face through bolts, and each group of upper fixing inserts is formed by splicing, combining and fixing a plurality of groups of upper unit fixing inserts through screws, so that when local abrasion damage occurs, only corresponding parts need to be replaced, maintenance cost is saved, and in order to ensure accurate and quick positioning of each group of upper unit fixing inserts on the corresponding mounting machining faces, the first upper mounting machining face, the second upper mounting machining face, the third upper mounting machining face and the fourth upper mounting machining face are further provided with upper positioning blocks capable of quickly positioning each group of upper unit fixing inserts, the first upper mounting machining face, the second upper mounting machining face, the third upper mounting machining face and the fourth upper mounting machining face, an upper pipe hole for quickly fixing the combined first upper insert, the second upper insert, the third upper insert and the fourth upper insert in a limiting manner is further formed in the peripheries of the first upper mounting machining face, the second upper mounting machining face, the third upper insert and the upper installation machining face and the fourth upper installation machining face.
Preferably, an upper butt sealing ring for realizing butt sealing is further arranged between the upper butt holes.
Preferably, the lower heat exchange pore passage comprises a first lower pipe hole arranged in the lower fixed insert and a second lower pipe hole arranged in the lower movable insert, the first lower pipe hole and the second lower pipe hole are mutually independent pipelines, and a corresponding liquid inlet and a corresponding liquid outlet of the first lower heat exchange pore passage are respectively connected with the lower liquid inlet gathering block and the lower liquid outlet gathering block through independent lower hose pipelines.
Preferably, the lower fixing insert is correspondingly positioned and connected on the first lower mounting machining surface, the second lower mounting machining surface and the third lower mounting machining surface or the fourth lower mounting machining surface through bolts, and each group of lower fixing inserts is formed by splicing, combining and fixing a plurality of groups of lower unit fixing inserts through screws, so that when local abrasion damage occurs, only corresponding parts need to be replaced, maintenance cost is saved, and in order to ensure accurate and quick positioning of each group of lower unit fixing inserts under the corresponding mounting machining surfaces, the first lower mounting machining surface, the second lower mounting machining surface, the third lower mounting machining surface and the fourth lower mounting machining surface are further provided with lower positioning blocks capable of quickly positioning each group of lower unit fixing inserts, the first lower mounting machining surface, the second lower mounting machining surface, the third lower mounting machining surface and the fourth lower mounting machining surface, the first lower insert, the second lower insert, the third lower insert and the fourth lower insert are further limited and fixed at the peripheries of the first lower mounting machining surface, the second lower insert, the third lower insert and the fourth lower insert, lower insert hole is further formed between two adjacent groups of lower unit fixing inserts, and the next hole is butted to form a next hole.
Preferably, a lower butt sealing ring for realizing butt sealing is further arranged between the lower butt holes.
Preferably, the periphery of the lower insert I, the lower insert II, the lower insert III and the lower insert IV is also provided with a plurality of groups of material sheet shape positioning rails for bearing and supporting materials before material pressing, and the original flat material sheet is placed into a die after being heated, namely, the flat material sheet is placed and positioned by the structure.
Preferably, tablet appearance location rail includes support frame body, support piece, the supporting spring of L shape, and the horizontal stand that supports the support body is fixed on die carrier down, has seted up a set of groove of passing through on its vertical grudging post, and the support piece passes through the articulated shaft to be installed at passing through the inslot, and its one end links to each other with the supporting spring who connects on supporting the support frame body, and the other end accepts through tensile supporting spring and supports the tablet in order to carry out the horizontal support material before pressing the material.
The utility model has the advantages that: the utility model discloses a combined structure of comparatively reasonable car anticollision roof beam and A post inner panel distributes, thereby can accomplish left qianmen anticollision roof beam in step to four group's original tablets, right qianmen anticollision roof beam, left back door anticollision roof beam, right back door anticollision roof beam, the operation of the disposable hot stamping forming of six group's product parts in left side A post inner panel and the right A post inner panel, and can dismantle modular mould structure and rationally arrange gas circuit pipeline and the liquid circuit pipeline on last die carrier and lower die carrier, it is more convenient not only to ensure subsequent local maintenance change, simultaneously can also ensure that the structure after the change provides stable and even heat transfer and pneumatic effect for last mould and lower mould in the compound die stamping process equally.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention during mold closing;
FIG. 2 is a schematic structural view of the upper mold and the lower mold of the present invention when they are separated;
fig. 3 is a schematic structural view of an upper die frame after the upper die frame is separated from an upper insert I, an upper insert II, an upper insert III and an upper insert IV in an upper die;
FIG. 4 is a schematic structural diagram of an upper insert I, an upper insert II, an upper insert III, an upper insert and an upper ejection nitrogen cylinder in matching;
FIG. 5 is a schematic view of the distribution of upper fluid line conduits in abutting engagement with upper heat exchange ports;
FIG. 6 is a schematic view of the distribution of the gas lines interfacing with the upper knock-out nitrogen cylinder;
FIG. 7 is a partial structure schematic diagram of the upper insert II and the upper insert III, wherein the upper unit fixing inserts are combined by screw splicing;
FIG. 8 is a partial structure schematic diagram of a part of an upper insert, wherein an upper unit fixing insert is combined by screw splicing;
FIG. 9 is a schematic structural diagram of the lower die frame after the lower die frame is separated from a first lower insert, a second lower insert, a third lower insert and a fourth lower insert;
FIG. 10 is a schematic structural diagram of a first lower insert and a second lower insert which are matched with a lower ejection nitrogen cylinder;
FIG. 11 is a schematic view of the distribution of the lower fluid line conduit in abutting engagement with the lower heat exchange port;
FIG. 12 is a schematic view of the distribution of gas line gas tubes interfacing with the lower ejection nitrogen cylinder;
FIG. 13 is a partial structural view of the lower unit fixing insert assembled by screw splicing;
FIG. 14 is a schematic view of the web profile registration rail;
labeling in the figure: 1 is an upper die frame, 2 is a lower die frame, 3 is a first identification number, 4 is a second identification number, 5 is a material sheet shape positioning rail, 6 is an ejector rod, 7 is a top plate, 51 is a support frame body, 52 is a supporting sheet, 53 is a support spring, 54 is a through groove,
11 is an upper mounting processing surface I, 12 is an upper mounting processing surface II, 13 is an upper mounting processing surface III, 14 is an upper mounting processing surface IV, 15 is an upper insert I, 16 is an upper insert II, 17 is an upper insert III, 18 is an upper insert IV, 19 is an upper heat exchange pore passage, 110 is an upper liquid inlet collecting block, 111 is an upper liquid outlet collecting block, 112 is an upper liquid inlet valve, 113 is an upper liquid outlet valve, 114 is an upper top nitrogen outlet cylinder, 115 is an upper pressure gas collecting block, 116 is an upper unit fixing insert, 117 is an upper positioning block, 118 is an upper fixing block, 119 is an upper butt joint hole, 120 is an upper butt joint sealing ring,
21 is a first lower mounting processing surface, 22 is a second lower mounting processing surface, 23 is a third lower mounting processing surface, 24 is a fourth lower mounting processing surface, 25 is a first lower insert, 26 is a second lower insert, 27 is a third lower insert, 28 is a fourth lower insert, 29 is a lower heat exchange hole channel, 210 is a lower liquid inlet converging block, 211 is a lower liquid outlet converging block, 212 is a lower liquid inlet valve, 213 is a lower liquid outlet valve, 214 is a lower ejection nitrogen cylinder, 215 is a lower pressure gas converging block, 216 is a lower unit fixing insert 217, 218 is a lower fixing block, 219 is a lower butt joint hole, and 220 is a lower butt joint sealing ring.
Detailed Description
A composite hot forming mold for an automobile anti-collision beam and an a-pillar inner panel shown in fig. 1 to 14 includes, in this embodiment, an upper mold frame (1) and a lower mold frame (2);
the upper die frame (1) is provided with an upper mounting processing surface I (11), an upper mounting processing surface II (12), an upper mounting processing surface III (13) and an upper mounting processing surface IV (14);
a first lower mounting processing surface (21), a second lower mounting processing surface (22), a third lower mounting processing surface (23) and a fourth lower mounting processing surface (24) are arranged below the lower die frame (2);
an upper insert I (15), an upper insert II (16), an upper insert III (17) and an upper insert IV (18) are correspondingly detachably positioned on the upper mounting processing surface I (11), the upper mounting processing surface II (12), the upper mounting processing surface III (13) and the upper mounting processing surface IV (14);
a first lower mounting machining surface (21), a second lower mounting machining surface (22), a third lower mounting machining surface (23), a fourth lower mounting machining surface (24) are correspondingly detachably positioned and provided with a first lower insert (25), a second lower insert (26), a third lower insert (27) and a fourth lower insert (28);
after the die is closed, the upper insert I (15) and the lower insert I (25) are correspondingly pressed and used for forming a left A column inner plate,
the upper insert II (16) and the lower insert II (26) are correspondingly pressed and used for forming a left front door anti-collision beam and a right front door anti-collision beam,
the upper insert III (17) and the lower insert III (27) are correspondingly pressed and used for forming a left rear door anti-collision beam and a right rear door anti-collision beam,
the upper insert IV (18) and the lower insert IV (28) are correspondingly pressed and used for forming a right A column inner plate;
therefore, when the upper die frame (1) moves towards the lower die frame (2) and one-time stamping and die assembly operation is completed, stamping forming of six products can be completed at one time, and the combined distribution forming mode of the automobile anti-collision beam and the A-column inner plate and the combined type hot forming die structure designed for forming the automobile anti-collision beam and the A-column inner plate can improve the processing efficiency of hot forming processing, and meanwhile, the stamping stress of each part of the upper die frame (1) and the lower die frame (2) provided with four groups of mounting processing surfaces can be ensured to be distributed stably and relatively balanced as far as possible, so that the qualification rate of the six products during one-time stamping is improved;
the upper liquid path pipeline is arranged on the upper die frame (1) and comprises an upper heat exchange pore passage (19) which is arranged in an upper insert I (15), an upper insert II (16), an upper insert III (17) and an upper insert IV (18), a liquid inlet of the upper heat exchange pore passage (19) is connected with an upper liquid inlet gathering block (110) through a pipeline, a liquid outlet of the upper heat exchange pore passage (19) is connected with an upper liquid outlet gathering block (111) through a pipeline, the upper liquid inlet gathering block (110) and the upper liquid outlet gathering block (111) are arranged on the upper die frame (1), and are connected with a heat exchange circulating liquid tank through an upper liquid inlet valve (112) and an upper liquid outlet valve (113);
the lower liquid path pipeline is arranged on the lower die frame (2) and comprises a lower heat exchange pore channel (29) which is arranged in a lower insert I (25), a lower insert II (26), a lower insert III (27) and a lower insert IV (28), a liquid inlet of the lower heat exchange pore channel (29) is connected with a lower liquid inlet gathering block (210) through a pipeline, a liquid outlet of the lower heat exchange pore channel (29) is connected with a lower liquid outlet gathering block (211) through a pipeline, the lower liquid inlet gathering block (210) and the lower liquid outlet gathering block (211) are arranged below the lower die frame (2) and are connected with a heat exchange circulating liquid tank through a lower liquid inlet valve (212) and a lower liquid outlet valve (213);
the upper insert I (15), the upper insert II (16), the upper insert III (17) and the upper insert IV (18) comprise an upper fixed insert and an upper movable insert driven by an upper ejection nitrogen cylinder (114), an air connecting port of the upper ejection nitrogen cylinder (114) is connected with an upper air pressure gathering block (115) through an air pipe, the upper air pressure gathering block (115) is installed on the upper die frame (1) and is connected with an air source through an upper air inlet valve, and therefore the pressure of each upper ejection nitrogen cylinder (114) connected with the same air pressure gauge can be kept consistent;
the lower insert I (25), the lower insert II (26), the lower insert III (27) and the lower insert IV (28) comprise a lower fixed insert and a lower movable insert driven by a lower nitrogen ejection cylinder (214), an air connecting port of the lower nitrogen ejection cylinder (214) is connected with a lower pressure air collecting block (215) through an air pipe, and the lower pressure air collecting block (215) is installed on the lower die frame (2) and is connected with an air source through a lower air inlet valve, so that the pressure of each lower nitrogen ejection cylinder (214) connected with the same air gauge can be kept consistent.
Go up heat transfer pore (19) including setting up last top tube hole one in last fixed insert and setting up the top tube hole two in last movable insert, top tube hole one and top tube hole two are mutually independent pipeline, and its correspond inlet and liquid outlet respectively through independent last hose pipe connection go up the feed liquor and converge block (110) and go up play liquid and converge block (111).
The upper fixing insert is correspondingly positioned and connected to the first upper mounting machining face (11), the second upper mounting machining face (12), the third upper mounting machining face (13) or the fourth upper mounting machining face (14) through bolts, and each group of upper fixing inserts is formed by splicing and fixing a plurality of groups of upper unit fixing inserts (116) through screws, so that when local abrasion damage occurs, only corresponding parts need to be replaced, maintenance cost is saved, and in order to ensure accurate and quick positioning of each group of upper unit fixing inserts (116) on the corresponding mounting machining faces, the first upper mounting machining face (11), the second upper mounting machining face (12), the third upper mounting machining face (13), the fourth upper mounting machining face (14) is further provided with an upper positioning block (117) capable of quickly positioning each group of upper unit fixing inserts (116), the first upper mounting machining face (11), the second upper mounting machining face (12), the third upper mounting machining face (13), the periphery of the fourth upper mounting machining face (14) is further provided with an upper positioning block (15) for quickly positioning the first upper unit fixing inserts (15) after combination, the second upper mounting machining face (16), an upper fixing insert (118), and a butt joint hole (17) is formed between two groups of upper fixing inserts (118), and two groups of upper fixing inserts (17) and a butt joint holes are further formed between two groups of upper fixing inserts (17).
An upper butt joint sealing ring (120) used for realizing butt joint sealing is arranged between the upper butt joint holes (119). Moreover, as shown in fig. 7 and 8, in order to show the connection relationship of the upper unit fixing inserts, parts of the upper unit fixing inserts are omitted in the drawings and are not shown;
the lower heat exchange pore channel (29) comprises a first lower pipe hole arranged in the lower fixed insert and a second lower pipe hole arranged in the lower movable insert, the first lower pipe hole and the second lower pipe hole are mutually independent pipelines, and a corresponding liquid inlet and a corresponding liquid outlet of the first lower heat exchange pore channel are respectively connected with a lower liquid inlet gathering block (210) and a lower liquid outlet gathering block (211) through independent lower hose pipelines.
The lower fixing insert is correspondingly positioned and connected to the first lower mounting machining surface (21), the second lower mounting machining surface (22), the third lower mounting machining surface (23) or the fourth lower mounting machining surface (24) through bolts, and each group of lower fixing inserts is formed by splicing, combining and fixing a plurality of groups of lower unit fixing inserts (216) through screws, so that when local abrasion damage occurs, only corresponding parts need to be replaced, maintenance cost is saved, and in order to ensure accurate and quick positioning of each group of lower unit fixing inserts (216) under the corresponding mounting machining surfaces, the first lower mounting machining surface (21), the second lower mounting machining surface (22), the third lower mounting machining surface (23), the fourth lower mounting machining surface (24) is provided with a lower positioning block (217) capable of quickly positioning each group of lower unit fixing inserts (216), the first lower mounting machining surface (21), the second lower mounting machining surface (22), the third lower mounting machining surface (23), the periphery of the fourth lower mounting machining surface (24) is provided with a lower positioning block (25) for quickly positioning the combined lower insert, a lower fixing block (26), a lower fixing hole (219) is formed between the first lower fixing insert (27) and the adjacent two groups of lower fixing inserts (219), and a lower fixing hole (219) is formed between the adjacent two groups of the lower fixing inserts (216).
A lower butt joint sealing ring (220) used for realizing butt joint sealing is also arranged between the lower butt joint holes (219).
And in order to realize rapid assembly positioning of each upper insert and each lower insert, identification numbers I (3) corresponding to a left A column inner plate, a left front door anti-collision beam, a right front door anti-collision beam, a left rear door anti-collision beam, a right rear door anti-collision beam and a right A column inner plate can be marked on the upper die frame (1) and the lower die frame (2), and identification numbers II (4) corresponding to the positions of the upper unit fixing insert (116) and the lower unit fixing insert (216) are also arranged on the periphery of each group of upper mounting processing surface and lower mounting processing surface, so that when the upper insert I (15), the upper insert II (16), the upper insert III (17), the upper insert IV (18), the lower insert I (25), the lower insert II (26), the lower insert III (27) and the lower insert IV (28) are assembled and installed on the corresponding mounting processing surfaces for positioning and fixing, direct contraposition installation can be conveniently carried out, and time and labor are saved.
The periphery of the lower insert I (25), the lower insert II (26), the lower insert III (27) and the lower insert IV (28) is also provided with a plurality of groups of material sheet shape positioning rails (5) for bearing and supporting materials before material pressing, and the original flat material sheet is heated and then placed into a die, namely, the flat material sheet is placed and positioned by the structure.
Tablet appearance location rail includes support frame body (51) of L shape, support piece (52), supporting spring (53), the horizontal stand that supports support frame body (51) is fixed under on die carrier (2), a set of groove (54) of passing through has been seted up on its vertical grudging post, support piece (52) are installed in passing through groove (54) through the articulated shaft, its one end links to each other with supporting spring (53) of connecting on support frame body (51), and the other end accepts support tablet through tensile supporting spring (53) and in order to carry out the horizontal support material before pressing the material, and because the top bevel connection design and the supporting spring design of support frame body, so not only make to have certain effect of rectifying when holding in the palm the material, but also be flexible support material effect.
And as shown in the figure, in order to conveniently unload after completing the die assembly, the die clamp is also provided with a product used for ejecting out the formed product, so that the product is separated from the upper die frame (1) and the lower die frame (2), and an ejector rod (6) and a top plate (7) are convenient for the clamping jaw to unload, and the part is the prior art, and therefore the description is omitted.
The utility model discloses a theory of operation is: when carrying out the compound die, at first, the conveyer carries four group's tablets and send into on the tablet appearance positioning rail after snatching through the clamping jaw to ask the material to support the location by it, and then go up die carrier (1) and descend under the drive of jar, and push down the action simultaneously, go up the liquid circuit pipeline and carry out the transport of coolant liquid, can transmit the heat that corresponds on inserting to the punching press in-process and carry out timely cooling, prevent to burst and take place, just the utility model discloses in, the gas circuit pipeline and the liquid circuit pipeline of setting can guarantee to have better even and quick heat-conduction effect, also can ensure the even stability effect of supplying with atmospheric pressure simultaneously to can further reduce the unqualified fashioned probability of punching press, with the overall stability punching press effect after the improvement combination processing.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A composite hot forming die for an automobile anti-collision beam and an A-column inner plate is characterized by comprising an upper die frame (1) and a lower die frame (2);
the upper die frame (1) is provided with an upper mounting processing surface I (11), an upper mounting processing surface II (12), an upper mounting processing surface III (13) and an upper mounting processing surface IV (14);
a first lower mounting processing surface (21), a second lower mounting processing surface (22), a third lower mounting processing surface (23) and a fourth lower mounting processing surface (24) are arranged below the lower die carrier (2);
an upper mounting processing surface I (11), an upper mounting processing surface II (12), an upper mounting processing surface III (13) and an upper mounting processing surface IV (14) are correspondingly detachably positioned and provided with an upper insert I (15), an upper insert II (16), an upper insert III (17) and an upper insert IV (18);
a first lower mounting machining surface (21), a second lower mounting machining surface (22), a third lower mounting machining surface (23), a fourth lower mounting machining surface (24) are correspondingly detachably positioned and provided with a first lower insert (25), a second lower insert (26), a third lower insert (27) and a fourth lower insert (28);
after the die is closed, the upper insert I (15) and the lower insert I (25) are correspondingly pressed and used for forming a left A column inner plate,
the upper insert II (16) and the lower insert II (26) are correspondingly pressed and used for forming a left front door anti-collision beam and a right front door anti-collision beam,
the upper insert III (17) and the lower insert III (27) are correspondingly pressed and used for forming a left rear door anti-collision beam and a right rear door anti-collision beam,
the upper insert IV (18) and the lower insert IV (28) are correspondingly pressed and used for forming a right A column inner plate;
the upper liquid pipeline is installed on the upper die frame (1) and comprises an upper heat exchange pore passage (19) which is formed in an upper insert I (15), an upper insert II (16), an upper insert III (17) and an upper insert IV (18), a liquid inlet of the upper heat exchange pore passage (19) is connected with an upper liquid inlet gathering block (110) through a pipeline, a liquid outlet of the upper heat exchange pore passage (19) is connected with an upper liquid outlet gathering block (111) through a pipeline, the upper liquid inlet gathering block (110) and the upper liquid outlet gathering block (111) are installed on the upper die frame (1), and are connected with a heat exchange circulating liquid tank through an upper liquid inlet valve (112) and an upper liquid outlet valve (113);
the upper liquid path pipeline is installed on an upper die set (1) and comprises a lower heat exchange pore channel (29) which is formed in a lower insert I (25), a lower insert II (26), a lower insert III (27) and a lower insert IV (28), a liquid inlet of the lower heat exchange pore channel (29) is connected with a lower liquid inlet gathering block (210) through a pipeline, a liquid outlet of the lower heat exchange pore channel (29) is connected with a lower liquid outlet gathering block (211) through a pipeline, the lower liquid inlet gathering block (210) and the lower liquid outlet gathering block (211) are installed below the lower die set (2) and are connected with a heat exchange circulating liquid tank through a lower liquid inlet valve (212) and a lower liquid outlet valve (213);
the upper insert I (15), the upper insert II (16), the upper insert III (17) and the upper insert IV (18) comprise an upper fixed insert and an upper movable insert driven by an upper ejection nitrogen cylinder (114), an air connecting port of the upper ejection nitrogen cylinder (114) is connected with an upper air compression manifold block (115) through an air pipe, and the upper air compression manifold block (115) is installed on the upper die carrier (1) and is connected with an air source through an upper air intake valve;
the lower insert I (25), the lower insert II (26), the lower insert III (27) and the lower insert IV (28) comprise a lower fixed insert and a lower movable insert driven by a lower nitrogen ejection cylinder (214), an air connecting port of the lower nitrogen ejection cylinder (214) is connected with a lower pressure air collecting block (215) through an air pipe, and the lower pressure air collecting block (215) is installed on the lower die frame (2) and is connected with an air source through a lower air inlet valve.
2. The combined type thermoforming mold for the automobile anti-collision beam and the A-pillar inner plate as claimed in claim 1, wherein the upper heat exchanging pore passage (19) comprises a first upper pore disposed in the upper fixing insert and a second upper pore disposed in the upper movable insert, the first upper pore and the second upper pore are mutually independent pipelines, and the corresponding liquid inlet and the corresponding liquid outlet are respectively connected with the upper liquid inlet manifold block (110) and the upper liquid outlet manifold block (111) through independent upper hose pipelines.
3. The combined hot forming die for the automobile anti-collision beam and the A-column inner plate as claimed in claim 2, wherein the upper fixing inserts are correspondingly positioned and connected to the first upper mounting machining face (11), the second upper mounting machining face (12), the third upper mounting machining face (13) or the fourth upper mounting machining face (14) through bolts, each group of upper fixing inserts are formed by splicing, combining and fixing a plurality of groups of upper unit fixing inserts (116) through screws, the first upper mounting machining face (11), the second upper mounting machining face (12), the third upper mounting machining face (13) and the fourth upper mounting machining face (14) are further provided with upper positioning blocks (117) capable of quickly positioning each group of upper unit fixing inserts (116), an upper butt joint hole (119) is further arranged between two adjacent groups of upper unit fixing inserts (116), and the upper butt joint holes (119) are butted to form the first upper pipe hole.
4. The composite hot forming die for the automobile anti-collision beam and the A-pillar inner plate is characterized in that an upper butt sealing ring (120) for realizing butt sealing is further arranged between the upper butt holes (119).
5. The combined type hot forming die for the automobile anti-collision beam and the A-column inner plate as claimed in claim 1, wherein the lower heat exchange pore passage (29) comprises a first lower tube hole arranged in the lower fixed insert and a second lower tube hole arranged in the lower movable insert, the first lower tube hole and the second lower tube hole are mutually independent pipelines, and a corresponding liquid inlet and a corresponding liquid outlet of the first lower tube hole are respectively connected with the lower liquid inlet collecting block (210) and the lower liquid outlet collecting block (211) through independent lower hose pipelines.
6. The combined hot forming die for the automobile anti-collision beam and the A-pillar inner panel as claimed in claim 5, wherein the lower fixing inserts are correspondingly positioned and connected to the first lower mounting machining surface (21), the second lower mounting machining surface (22), the third lower mounting machining surface (23) or the fourth lower mounting machining surface (24) through bolts, each group of lower fixing inserts are fixed by a plurality of groups of lower unit fixing inserts (216) through screw splicing and combination, a lower positioning block (217) capable of quickly positioning each group of lower unit fixing inserts (216) is further arranged below the first lower mounting machining surface (21), the second lower mounting machining surface (22), the third lower mounting machining surface (23) and the fourth lower mounting machining surface (24), a lower butt hole (219) is further arranged between two adjacent groups of lower unit fixing inserts (216), and a lower pipe hole is formed after the lower butt holes (219) are butted.
7. The composite thermoforming mould for automobile impact beams and A-pillar inner panels as claimed in claim 6, wherein a lower butt sealing ring (220) for realizing butt sealing is further arranged between the lower butt holes (219).
8. The combined type hot forming die for the automobile anti-collision beam and the A-pillar inner panel is characterized in that a plurality of groups of material sheet profile positioning rails (5) used for bearing and supporting materials before material pressing are further arranged on the peripheries of the first lower insert (25), the second lower insert (26), the third lower insert (27) and the fourth lower insert (28).
9. The combined type thermoforming mold for automobile anti-collision beam and A-pillar inner panel according to claim 8, characterized in that the material sheet shape positioning rail comprises an L-shaped support frame body (51), a support sheet (52) and a support spring (53), the horizontal support of the support frame body (51) is fixed on the lower mold frame (2), a set of through grooves (54) are opened on the vertical stand thereof, the support sheet (52) is installed in the through groove (54) through an articulated shaft, one end of the support sheet is connected with the support spring (53) connected on the support frame body (51), and the other end of the support sheet is supported by stretching the support spring (53) so as to carry out horizontal material support before material pressing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222183917.2U CN218395565U (en) | 2022-08-18 | 2022-08-18 | Combined type hot forming die that car anticollision roof beam and A post inner panel were used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222183917.2U CN218395565U (en) | 2022-08-18 | 2022-08-18 | Combined type hot forming die that car anticollision roof beam and A post inner panel were used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218395565U true CN218395565U (en) | 2023-01-31 |
Family
ID=85027835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222183917.2U Active CN218395565U (en) | 2022-08-18 | 2022-08-18 | Combined type hot forming die that car anticollision roof beam and A post inner panel were used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218395565U (en) |
-
2022
- 2022-08-18 CN CN202222183917.2U patent/CN218395565U/en active Active
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