CN208929025U

CN208929025U - The flanging die of the big backboard of automotive seat

Info

Publication number: CN208929025U
Application number: CN201821620127.3U
Authority: CN
Inventors: 张林足
Original assignee: Wuxi Shuo Ran Mechanical Technology Co Ltd
Current assignee: Wuxi Shuo Ran Mechanical Technology Co Ltd
Priority date: 2018-09-30
Filing date: 2018-09-30
Publication date: 2019-06-04
Anticipated expiration: 2028-09-30

Abstract

The utility model relates to stamping dies, it is intended to provide a kind of flanging die of big backboard of automotive seat, its key points of the technical solution are that including upper die holder and lower die holder, the lower surface of upper die holder is equipped with pressure plate, the upper surface of lower mold is equipped with bearing plate, the top of bearing plate is equipped with type chamber, several guide pads are equipped on bearing plate and around type chamber, guide pad includes pedestal, it is oriented to core and slipping block, the two sides of guiding core are provided with sliding skewed slot, it slides skewed slot and type chamber is moved closer to by the direction on top to bottom end, slipping block is provided with slid chamber, sliding ramp is equipped in slid chamber, the press strip for contradicting side edge of workpiece is removably connected on the slipping block of type chamber the same side.The flanging die of this big backboard of automotive seat, which has, mitigates power suffered by automotive seat flange, the phenomenon that generating impression or bending transition since pressure is excessive in the flange generation of the big backboard of automotive seat is reduced, thus the advantages of improving automotive seat big backboard yield rate.

Description

The flanging die of the big backboard of automotive seat

Technical field

The utility model relates to stamping die, in particular to the flanging die of a kind of big backboard of automotive seat.

Background technique

Automobile industry is the industry of a high speed development, with the development of economy, complete vehicle quality be also proposed higher Standard and requirement, the manufacturing technology of automobile die is also being continuously improved, and especially new process, new material are continued to bring out to mould The definition and range for having design have new requirement.

Currently, the Chinese patent of Publication No. CN206632239U discloses a kind of big backboard flange die of motor vehicle seat back Tool, it includes upper mold and lower mold, and upper mold includes that cope plate, multiple strip upper mold inserts, multiple upper molds fold cutter block, more A upright bar, pressure plate, multiple springs, multiple guide column sleeves；Lower mold includes lower template, multiple strip lower die inserts, lower die load-bearing Insert, multiple limited blocks, multiple guide posts；Wherein, the rectangular configuration that the rectangular configuration and lower die insert that upper mold insert is formed surround Respective cornerwise intersection point is on the same line in vertical direction, and the area of the rectangular configuration of upper mold insert formation is big In the area for the rectangular configuration that lower die insert surrounds, guide post is corresponded and is mutually matched with guide column sleeve, and lower die insert surrounds Rectangular configuration can accommodate pressure plate.

This big backboard flanging die of motor vehicle seat back when carrying out flange to big backboard, inlay towards lower die by upper mold insert Block movement, for upper mold insert for depressing big backboard workpiece, the side wall of lower die insert is used to accept the side of big backboard, when upper mold is inlayed When block is moved in lower die insert, the gap between upper mold insert and lower die insert squeezes the side of big backboard workpiece, thus shape At the flange of big backboard.In turn-up process, upper mold insert is movement straight up and down relative to lower die insert, suffered by big backboard Pressure it is larger, waste product when being also easy to produce the excessive phenomenon of the angle of impression or bending at flange, therefore increasing big backboard flange Rate.

Utility model content

The purpose of the utility model is to provide a kind of flanging dies of the big backboard of automotive seat, have and mitigate flange place The pressure received improves the advantages of making big backboard flange yield rate.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of flanging die of the big backboard of automotive seat, including upper die holder and lower die holder, the lower surface of the upper die holder are set Have a pressure plate, the upper surface of the lower die holder is equipped with bearing plate, and the top of the bearing plate is equipped with type chamber, on the bearing plate and Several guide pads are equipped with around type chamber, the guide pad includes that pedestal, guiding core and slipping block, the pedestal detachably connect It connects on bearing plate, the guiding core is detachably connected on pedestal, and the slipping block sliding is connected to guiding core, the guiding Core has sliding skewed slot perpendicular to the two sides of type chamber, and the sliding skewed slot moves closer to type by the direction on top to bottom end Chamber, the slipping block are provided with the slid chamber for accommodating slipping block, the cunning matched with sliding skewed slot are equipped in the slid chamber Ramp is moved, is removably connected with press strip on the slipping block of type chamber the same side.

By using above-mentioned technical proposal, in the flange of shaping workpiece, it is intracavitary that workpiece is placed on type, is placed after stablizing Upper mold is pushed, the pressure of upper mold moves down press strip, passes through the guiding of sliding skewed slot and sliding ramp, the inclined direction court of press strip It is mobile to the side of workpiece.In the moving process of press strip, the pressure from upper mold is decomposed, and the component of pressure is inclined Direction applies towards side edge of workpiece, to alleviate power suffered by automotive seat flange, reduces the big backboard of automotive seat and is turning over The phenomenon that generating impression or bending transition since pressure is excessive when side generation, improves the yield rate of the big backboard of automotive seat.

Further setting: the one side of the guiding core back release chamber is equipped with auxiliary sliding rail, be equipped in the slid chamber with it is auxiliary Help the auxiliary chute that sliding rail matches.

By using above-mentioned technical proposal, the cooperation of auxiliary chute and auxiliary sliding rail is so that between slipping block and guiding core Sliding stability is further enhanced.

Further setting: the flange that is on one side removably connected with for contradict side edge of workpiece of the press strip towards type chamber Item.

By using above-mentioned technical proposal, the flange item added between side edge of workpiece and press strip reduces press strip and workpiece side Stroke between side, so that reducing the stroke that upper mold reaches lower die improves production efficiency when producing in enormous quantities.

Further setting: the type is intracavitary to be equipped with support base, cope match plate and mould board, and the support base is detachably connected on On bearing plate, the mould board is arranged on support base, and the cope match plate is pressed together in mould board, the mould board and cope match plate Opposite face be equipped with accommodating chamber for accommodating workpiece.

By using above-mentioned technical proposal, cope match plate and mould board cooperate jointly, effectively can clamp work to be processed Part, to improve the precision of workpiece in process.

Further setting: the press strip is isometric to be divided into two, is detachably connected between two press strips, the flange item is isometric It is divided into three, is detachably connected between three flange items.

By using above-mentioned technical proposal, in the utility model, the length of press strip and flange item is longer, therefore using splitting Form assembling press strip and flange item, can reduce during the work time, a possibility that press strip and flange item are deformed.

Further setting: the link block made of hard alloy Steel material, two press strip phases are folded between two press strips Pair end offer first sliding groove respectively, the two sides of the link block towards press strip are respectively equipped with the first sliding block, and flange item is mutual The end being pressed against each other is respectively equipped with second sliding slot and the second sliding block, and first sliding groove, the first sliding block, second sliding slot and the second sliding block are equal In dovetail shaped, first sliding block is contradicted in first sliding groove, and second sliding block contradicts in second sliding slot.

By using above-mentioned technical proposal, swallow-tailed sliding block and sliding slot can be avoided and be mutually disengaged between the two, simultaneously Since press strip is directly by the pressure from upper die holder, it is therefore desirable to bigger bending resistance.It is connected between two press strips Link block is made of hard alloy steel, and hard alloy steel has stronger bending resistance, to reach raising press strip bending resistance energy The effect of power.

Further setting: there are chamfering of baroclining, four side of type chamber in the corner of flange lower surface towards the type chamber End be respectively equipped with contact piece, the contact piece is resiliently attached to cope match plate.

By using above-mentioned technical proposal, in folding process, chamfering of baroclining moves flange item along contact piece, passes through The buffering of contact piece, flange item can more flexibly contradict the side of workpiece, to reduce the unexpected stress of side edge of workpiece And a possibility that being deformed or being broken.

Further setting: the one side of the pressure plate towards lower die holder is equipped with several thimbles, and the thimble is right against support Seat.

By using above-mentioned technical proposal, in punching course, thimble contradict on cope match plate, enable workpiece more It is steadily pressed between cope match plate and mould board, to further improve the precision of workpiece in process.

In conclusion the utility model has the following beneficial effects: in the moving process of press strip, from the pressure of upper mold Power is decomposed, and the inclined direction of the component of pressure applies towards side edge of workpiece, to alleviate suffered by automotive seat flange Power reduces the phenomenon that big backboard of automotive seat generates impression or bending transition since pressure is excessive in flange generation, mentions The high yield rate of the big backboard of automotive seat.

Detailed description of the invention

Fig. 1 is the structural schematic diagram for embodying the utility model；

Fig. 2 is the explosive view for embodying the utility model；

Fig. 3 is the explosive view for embodying guide pad；

Fig. 4 is the enlarged drawing for embodying the portion A in Fig. 2；

Fig. 5 is the explosive view for embodying flange item；

Fig. 6 is the explosion figure structure schematic representation for embodying type chamber；

Fig. 7 is the structural schematic diagram for embodying upper die holder.

In figure, 1, upper die holder；2, lower die holder；3, pressure plate；4, bearing plate；41, type chamber；42, guide pad；421, pedestal； 422, it is oriented to core；4221, skewed slot is slid；4222, sliding rail is assisted；423；Slipping block；4231, slid chamber；4232, ramp is slid； 4233, auxiliary chute；5, press strip；51, first sliding groove；6, link block；61, the first sliding block；7, flange item；71, second sliding slot； 72, the second sliding block；73, it baroclines chamfering；8, contact piece；9, support base；10, cope match plate；101, accommodating chamber；11, mould board；12, Thimble.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment: a kind of flanging die of the big backboard of automotive seat, referring to Fig.1, including upper die holder 1 and lower die holder 2, upper The lower surface of die holder 1 is equipped with pressure plate 3, is equipped with bearing plate 4 in the upper surface of lower die holder 2.In processing, workpiece to be processed is put It sets on bearing plate 4, pressure plate 3 is used for stamped workpieces, to realize the punching press to workpiece.

Referring to Fig. 2, it is equipped with type chamber 41 in the top of bearing plate 4, type chamber 41 is used for the flange of the big backboard of formed automobile seat. Several guide pads 42 are equipped on bearing plate 4 and around type chamber 41, guide pad 42 includes pedestal 421(referring to Fig. 3), guiding Core 422(is referring to Fig. 3) and slipping block 423(referring to Fig. 3).Pedestal 421 is bolted on bearing plate 4, is oriented to core 422 through spiral shell Bolt is connected on pedestal 421, and slipping block 423 is provided with the slid chamber 4231(for accommodating guiding core 422 referring to Fig. 3), slipping block It slides and cooperates between 423 and guiding core 422.

Referring to Fig. 3, be oriented to core 422 on top view perpendicular to type chamber 41(referring to Fig. 2) two sides have sliding Skewed slot 4221 slides skewed slot 4221 by top to bottom end and moves closer to type chamber 41.It is equipped in slid chamber 4231 and sliding skewed slot The 4221 sliding ramps 4232 matched.In molding, the sliding of slipping block 423 slides 4221 He of skewed slot on guiding core 422 The cooperation of sliding ramp 4232 realizes the effect of guiding.

Referring to Fig. 3, the one side that guiding core 422 carries on the back release chamber 41 is equipped with auxiliary sliding rail 4222, be equipped in slid chamber 4231 with The auxiliary chute 4233 that auxiliary sliding rail 4222 matches.The setting of auxiliary chute 4233 and auxiliary sliding rail 4222 further guides The glide direction of slipping block 423.

Referring to Fig. 2 and Fig. 4, through being bolted for contradicting workpiece side on the slipping block 423 of 41 the same side of type chamber The press strip 5 on side.Press strip 5 is isometric in the longitudinal direction to be divided into two, is folded with link block 6 between two press strips 5, link block 6 by Hard alloy steel is made.Two opposite ends of press strip 5 have first sliding groove 51, and it is sliding that the two sides of link block 6 are equipped with first Block 61.First sliding groove 51 and the first sliding block 61 are dovetail shaped, and the first sliding block 61 contacts in first sliding groove 51, are achieved in two Connection between root press strip 5.

Referring to Fig. 2, the one side of press strip 5 towards type chamber 41 has been bolted flange item 7, in punching course, by cunning Guidance of the skewed slot 4221(referring to Fig. 3) and sliding ramp 4232(referring to Fig. 3) is moved, flange item 7 contradicts on the side of workpiece.It turns over Edge strip 7 is isometric to be divided into three, uses dismountable connection type between three flange items 7.

Referring to Fig. 5, the end that three flange items 7 contradict each other is respectively equipped with second sliding slot 71 and the second sliding block 72, and second Sliding slot 71 and the second sliding block 72 are dovetail shaped, and during installation, the second sliding block 72 contradicts in second sliding slot 71, thus composition one Complete flange item 7.

Referring to Fig. 6, in flange 7(referring to Fig. 5) towards type chamber 41(referring to Fig. 2) bottom side corner have chamfering of baroclining 73(is referring to Fig. 5), the end of 41 4 side of type chamber is respectively equipped with contact piece 8, and contact piece 8 is resiliently attached to cope match plate 10 and towards remote The direction of release chamber 41 tilts.In punching course, chamfering of baroclining 73 can be moved along flexible contact piece 8, thus A possibility that flange item 7 is flexibly compressed on the side of workpiece, side edge of workpiece unexpected stress is reduced.

Referring to Fig. 6, support base 9, cope match plate 10 and mould board 11 are equipped in type chamber 41.Support base 9 is held through being bolted to On pressing plate 4, support base 9 is distributed along the inner sidewall of type chamber 41.Mould board 11 is arranged on support base 9, and cope match plate 10 is pressed together on In mould board 11, accommodating chamber 101, the shape and automobile of accommodating chamber 101 are equipped on cope match plate 10 and the opposite face of mould board 11 The shape of the big backboard of seat is consistent.In punching course, the big backboard of automotive seat to flange is placed in mould board 11, later Cope match plate 10 is placed on workpiece again.By the dual cooperation of cope match plate 10 and mould board 11, the fixation to workpiece is realized And protection.

Referring to Fig. 7, several thimbles 12,12 face of thimble are equipped with referring to the one side of Fig. 2) towards lower die holder 2(in pressure plate 3 In support base 9(referring to Fig. 6).In molding, thimble 12 can compress cope match plate 10(referring to Fig. 6), to reach to workpiece Further fix, improve the machining accuracy of workpiece.

The above embodiments are only the explanation to the utility model, are not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims

1. a kind of flanging die of the big backboard of automotive seat, including upper die holder (1) and lower die holder (2), under the upper die holder (1) Surface is equipped with pressure plate (3), and the upper surface of the lower die holder (2) is equipped with bearing plate (4), it is characterized in that: the bearing plate (4) Top is equipped with type chamber (41), is equipped with several guide pads (42), the guiding on the bearing plate (4) and around type chamber (41) Block (42) includes that pedestal (421), guiding core (422) and slipping block (423), the pedestal (421) are detachably connected on bearing plate (4) on, the guiding core (422) is detachably connected on pedestal (421), and slipping block (423) sliding is connected to guiding core (422), guiding core (422) has sliding skewed slot (4221) perpendicular to the two sides of type chamber (41), and the sliding is oblique Slot (4221) is moved closer to type chamber (41) by the direction on top to bottom end, and the slipping block (423) is provided with for accommodating slipping block (423) slid chamber (4231), the slid chamber (4231) is interior to be equipped with the sliding ramp matched with sliding skewed slot (4221) (4232), press strip (5) are removably connected on the slipping block (423) of type chamber (41) the same side.

2. the flanging die of the big backboard of automotive seat according to claim 1, it is characterized in that: the guiding core (422) is carried on the back The one side of release chamber (41) is equipped with auxiliary sliding rail (4222), is equipped in the slid chamber (4231) and matches with auxiliary sliding rail (4222) The auxiliary chute (4233) of conjunction.

3. the flanging die of the big backboard of automotive seat according to claim 1, it is characterized in that: the press strip (5) is towards type The flange item (7) of chamber (41) being removably connected on one side for contradicting side edge of workpiece.

4. the flanging die of the big backboard of automotive seat according to claim 1, it is characterized in that: being equipped in the type chamber (41) Support base (9), cope match plate (10) and mould board (11), the support base (9) is detachably connected on bearing plate (4), under described Template (11) is arranged on support base (9), and the cope match plate (10) is pressed together on mould board (11), the mould board (11) and upper The opposite face of template (10) is equipped with the accommodating chamber (101) for accommodating workpiece.

5. the flanging die of the big backboard of automotive seat according to claim 3, it is characterized in that: isometric point of the press strip (5) It is two, is detachably connected between two press strips (5), the flange item (7) is isometric is divided into three, between three flange items (7) It is detachably connected.

6. the flanging die of the big backboard of automotive seat according to claim 5, it is characterized in that: being pressed from both sides between two press strips (5) Equipped with the link block made of hard alloy Steel material (6), two opposite ends of press strip (5) offer first sliding groove respectively (51), the two sides of link block (6) towards the press strip (5) are respectively equipped with the first sliding block (61), the end that flange item (7) is mutually pressed against each other Portion is respectively equipped with second sliding slot (71) and the second sliding block (72), first sliding groove (51), the first sliding block (61), second sliding slot (71) and Second sliding block (72) is in dovetail shaped, and first sliding block (61) contradicts in first sliding groove (51), second sliding block (72) It contradicts in second sliding slot (71).

7. the flanging die of the big backboard of automotive seat according to claim 3, it is characterized in that: the flange item (7) following table Corner facing towards type chamber (41) has chamfering of baroclining (73), and the end of (41) four side of type chamber is respectively equipped with contact piece (8), the contact piece (8) is resiliently attached to cope match plate (10).

8. the flanging die of the big backboard of automotive seat according to claim 4, it is characterized in that: the pressure plate (3) direction The one side of lower die holder (2) is equipped with several thimbles (12), and the thimble (12) is right against support base (9).