A kind of cut flattening mold that is used for processing pull-down tube of car seat
Technical field
The present invention relates to the formation of tubes technical field of mold, be specially a kind of cut flattening mold that is used for processing pull-down tube of car seat.
Background technology
Pull-down tube of car seat, its integral body is pipe, the body surface has two place's symmetries to flatten, and there are two otch of radial symmetric the end, see Fig. 1, Fig. 2 and Fig. 3, processing is in the past carried out respectively flattening and otch for twice, and it needs the clamping location twice, and flatten at twice and be prone to the location eccentricity phenomenon, machining accuracy is low.
Summary of the invention
At the problems referred to above, the invention provides a kind of cut flattening mold that is used for processing pull-down tube of car seat, it can one-shot forming, finishes simultaneously the flattening and end cut of pipe fitting, effectively improves working (machining) efficiency.
Its technical scheme is such, and it comprises cope match-plate pattern and lower bolster, and the outside portion of described cope match-plate pattern and lower bolster is equipped with parallels respectively, it is characterized in that: it comprises that also end cut module and pipe shaft flatten module; Described end cut module lateral arrangement is in the leading section of described lower bolster; Described pipe shaft is flattened module and vertically is arranged between described cope match-plate pattern and the lower bolster.
It is further characterized in that: described end cut module and described pipe shaft are flattened module and all are furnished with two groups along lateral symmetry; Described end cut module comprises two slide blocks, be connected with the rectangle spring between described two slide blocks, described two slide block symmetries are installed on take-up housing, described take-up housing is installed on the take-up housing backing plate, described take-up housing backing plate is installed on described lower bolster, be horizontally installed with the otch drift in the described slide block, described otch drift forming surface is pointed for awl; Be positioned at described otch drift afterbody in described slide block adjustment screw is installed, described otch drift is by the vertical trip bolt location in the slide block; Described cope match-plate pattern bottom is equipped with tiltedly carves, described tiltedly carving comprises that two ends are tiltedly carved with a middle part and tiltedly carves, the outside slide block of described end cut module is located on the inboard inclined-plane that tiltedly carve described two ends respectively, the inclined-plane, both sides that tiltedly carve at described middle part cooperates with the inboard slide block inclined-plane of described end cut module separates the described two groups of end cut modules in location, and the described inclined-plane of tiltedly carving is consistent with described slide block inclined-plane gradient; The outside end face that tiltedly carve described end is by backer and angle brace location, and described backer and angle brace are installed on described lower bolster, and described backer is connected with the outside slide block of described end cut module by pull bar and fixes by spring washer and nut;
Described pipe shaft is flattened module and is comprised mode structure and following mode structure, the described mode structure of going up comprises upper mounted plate, described upper mounted plate is installed on described cope match-plate pattern by upper padding plate, described upper mounted plate is connected with patrix by little guide pillar, described upper mounted plate is equipped with patrix and flattens drift and patrix depression bar, described patrix flattens drift and the patrix depression bar passes described upper mounted plate and patrix, described mode structure down comprises the ingot-shaped active block, described ingot-shaped active block is installed on the active block bearing, described active block bearing insert is in lower bolster, described lower bolster is installed on described lower bolster, on the described lower bolster counterdie is installed, in the described counterdie, the position that the patrix of corresponding described patrix is flattened drift and patrix depression bar is equipped with down jacking block and ejects regulating block and following jacking block, and the two ends of described ingot-shaped active block and described time jacking block eject regulating block, following jacking block bottom holds out against;
It also comprises location, end holding device, location, described end holding device comprises the positioning support that is installed on described lower bolster front end face, the leading section of described slide block has draw-in groove, the end face reference column is installed on the positioning support, and described end face reference column holds out against with the pipe fitting front end face is coaxial in described draw-in groove; The rearward end of described counterdie is equipped with eccentric wheel by connecting support; Described support is provided with inductor, and described inductor and punch press control system electricly connect.
A kind of cut flattening mold that is used for processing pull-down tube of car seat of the present invention, it comprises the end cut module and pipe shaft is flattened module, one-shot forming can be finished two-sided otch of pipe fitting end and pipe shaft are flattened, effectively avoid in the past at twice otch, flatten the secondary position error that causes, improved machining accuracy, simultaneously because its one-shot forming has effectively improved production efficiency.
Description of drawings
Fig. 1 is the pull-down tube of car seat structural representation of Mould Machining of the present invention;
Fig. 2 for the A-A of Fig. 1 to analysing and observe the structure for amplifying schematic diagram;
Fig. 3 for the B-B of Fig. 1 to analysing and observe the structure for amplifying schematic diagram;
Fig. 4 is a kind of counterdie plan structure schematic diagram that is used for the cut flattening mold of processing pull-down tube of car seat of the present invention;
Fig. 5 is that counterdie among Fig. 4 and the C-C behind the Ccope closing machine are to the sectional structure schematic diagram;
Fig. 6 is the right TV structure schematic diagram of Fig. 5;
Fig. 7 is otch punch structure schematic diagram among the present invention;
Fig. 8 is the plan structure schematic diagram of Fig. 7.
The specific embodiment
See Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, a kind of cut flattening mold that is used for processing pull-down tube of car seat of the present invention comprises cope match-plate pattern 1 and lower bolster 11, the outside portion of cope match-plate pattern 1 and lower bolster 11 is equipped with parallels 28 respectively, and it comprises that also end cut module and pipe shaft flatten module.End cut module and pipe shaft are flattened module and all are furnished with two groups along lateral symmetry; End cut module lateral arrangement is in the leading section of lower bolster 11; Pipe shaft is flattened module and is vertically arranged between cope match-plate pattern 1 and the lower bolster 11; The end cut module comprises outside slide block 24 and inboard slide block 35; Be connected with rectangle spring 19 between two slide blocks 24,35; Two slide block 24,35 symmetries are installed on take-up housing 32; Take-up housing 32 is installed on take-up housing backing plate 18; Take-up housing backing plate 18 is installed on lower bolster 11; Be horizontally installed with otch drift 20 in the slide block 24,35; Otch drift 20 forming surface are pointed for awl; In slide block 24,35, otch drift 20 afterbodys are equipped with adjustment screw 21; Otch drift 20 is by 34 location of the vertical trip bolt in the slide block 24,35; Cope match-plate pattern 1 bottom is equipped with two ends and tiltedly carves 2 and middle parts and tiltedly carve 25; The outside slide block 24 that the end incision module is located on 2 inboard inclined-plane is respectively tiltedly carved in two ends; The middle part is tiltedly carved 25 inclined-plane, both sides and is cooperated separation to locate two groups of end cut modules with inboard slide block 35 inclined-planes of end cut module; It is consistent with slide block 24,35 inclined-plane gradients tiltedly to carve 2,25 inclined-plane; 2 outside end face is tiltedly carved by backer 7 and angle brace 10 location in the end; Backer 7 and angle brace 10 are installed on lower bolster 11; Backer 7 is connected with the outside slide block 24 of end cut module by pull bar 9 and is fixing by spring washer 8 and nut 36; Pipe shaft is flattened module and is comprised mode structure and following mode structure; Last mode structure comprises upper mounted plate 4; Upper mounted plate 4 is installed on cope match-plate pattern 1 by upper padding plate 3; Upper mounted plate 4 is connected with patrix 6 by little guide pillar 5; Upper mounted plate 4 is equipped with patrix and flattens drift 26 and patrix depression bar 27; Patrix flattens drift 26 and patrix depression bar 27 passes upper mounted plate 4 and patrix 6; Following mode structure comprises ingot-shaped active block 15; Ingot-shaped active block 15 is installed on active block bearing 16; Active block bearing 16 inserts are in lower bolster 14; Lower bolster 14 is installed on lower bolster 11; Counterdie 12 is installed on the lower bolster 14; The position that counterdie 12 interior, corresponding described patrixes 6 interior patrixes are flattened drift 26 and patrix depression bar 27 is equipped with down jacking block and ejects regulating block 17 and following jacking block 13; The two ends of ingot-shaped active block 15 eject regulating block 17 with following jacking block, following jacking block 13 bottoms hold out against; Among Fig. 1,33 is that jacking block ejects the regulating block cover plate down; Among Fig. 5,22 is the slide block baffle plate; 23 is wear-resistant block, and it is installed on backer 7 medial surface, tiltedly carves 2 lateral surface with the end during work and contacts;
It also comprises location, end holding device; Location, end holding device comprises the positioning support 29 that is installed on lower bolster 11 front end faces; The leading section of slide block 24,35 has draw-in groove; End face reference column 30 is installed on the positioning support 29; End face reference column 30 holds out against with the pipe fitting front end face is coaxial in draw-in groove; The rearward end of counterdie 13 is equipped with eccentric wheel 38 by connecting plate 39; Connecting plate 39 is provided with inductor 40; Inductor 40 electricly connects with the punch press control system; Among Fig. 4,31 is the take-up housing cover plate.
Specifically describe below and utilize the course of work of the present invention: pipe fitting 37 to be processed is positioned in the mould station, the eccentric wheel 38 that closes then makes pipe fitting 37 leading sections hold out against end face reference column 30 fully, inductor 40 receives the information that eccentric wheel 38 closes, signal passes to the punch press control system and starts punch press, cope match-plate pattern 1 drives under the punch press effect and tiltedly carves, the last mode structure that pipe shaft is flattened module falls together, the middle part is tiltedly carved 25 inclined-plane, both sides and is cooperated the location with the inclined-plane of inboard slide block 35,2 lateral surfaces are tiltedly carved along backer 7 vertically downward the time in the end, its inboard inclined-plane cooperates promotion outside slide block 24 inwardly to slide in take-up housing 32 with outside slide block 24 inclined-planes, outside slide block 24 and inboard slide block 35 closures, otch drift 20 extruding pipe fittings 37 tube walls in closing course in two slide blocks, the otch moulding; Pipe shaft is flattened module under the guide effect of little guide pillar 5, mode structure falls with cope match-plate pattern 1 on it, behind patrix 6 and counterdie 12 matched moulds, patrix is flattened drift 26, patrix depression bar 27 continues to follow cope match-plate pattern 1 and presses down, patrix is flattened drift 26 and is passed the left end that counterdie impacts ingot-shaped active block 15, ingot-shaped active block 15 be hit the back active block 16 in to the upper right side perk and hold out against time jacking block 13, patrix is flattened drift 26, patrix depression bar 27 continues to press down, and promotes upwards jack-up impact pipe fitting 37 of following jacking block 13 by ingot-shaped active block 15, patrix depression bar 27 is flattened pipe fitting 37 simultaneously downwards.Behind the formation of tubes, the punch press unloading, outside slide block 24 is slided by rectangle spring 19 rebound effects laterally, rotates eccentric wheel 38 and unclamps pipe fitting 37, can take out pipe fitting 37.Distance between backer 7 and the outside slide block 24 can be by pull bar 9 fine settings; Otch drift 19 can be regulated by adjustment screw 21 in the position of slide block 24,35.