CN205763386U - A kind of this forming die of automobile drive axle housing - Google Patents

A kind of this forming die of automobile drive axle housing Download PDF

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Publication number
CN205763386U
CN205763386U CN201620660602.4U CN201620660602U CN205763386U CN 205763386 U CN205763386 U CN 205763386U CN 201620660602 U CN201620660602 U CN 201620660602U CN 205763386 U CN205763386 U CN 205763386U
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CN
China
Prior art keywords
die
axle housing
fixing seat
punch
punch set
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201620660602.4U
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Chinese (zh)
Inventor
邹函滔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Jiangling Chassis Co Ltd
Original Assignee
Jiangxi Jiangling Chassis Co Ltd
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Filing date
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Priority to CN201620660602.4U priority Critical patent/CN205763386U/en
Application granted granted Critical
Publication of CN205763386U publication Critical patent/CN205763386U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of this forming die of automobile drive axle housing, including upper mold and lower mold, upper mold includes cope match-plate pattern, upper padding plate, punch retainer and some punch set, lower mold includes some die groups, recessed model fixing seat and lower bolster, before and after the upper surface of the die group being positioned at edge, both sides are respectively provided with an insert, the end, two ends, upper surface left and right of recessed model fixing seat is respectively provided with the centre on rear side of two pieces end locating piece and upper surface thereof and is provided with an interfix block, the located space of axle housing blank is formed between end locating piece and interfix block, the inside of recessed model fixing seat is provided with discharging jacking system and internal middle is provided with a feeding jacking block sliding up and down connection, some punch set and some die groups collectively constitute the forming recess of axle housing.The strip closed type molding structure that this utility model is constituted, molding and discharging process are smooth and easy, it is ensured that the face shaping of axle housing is regular and strength character stable.

Description

A kind of this forming die of automobile drive axle housing
Technical field
This utility model belongs to machining equipment field, relates to a kind of axle housing mould, particularly to one This body formed mould of automobile drive axle housing.
Background technology
The effect of automobile drive axle housing body is supporting and protects main reducing gear, differential mechanism and semiaxis etc..Meanwhile, it is gone back It is the key component of running gear, has together with propons (driven bridge) and bear the quality of automobile and during at running car, Bear each moment when counter-force, moment of flexure and braking that driving wheel transmits, and passed to the functions such as vehicle frame by suspension.Automobile drive Axle shell body can be divided into banjo axle and separable housing two class from structure.For adapting to bear driving wheel under different loads Moment, the profile of banjo axle is typically obform body in variable cross-section from two ends to center, and it uses upper and lower two often The mode of part axle housing splicing butt welding is made.
The traditional mode of production of axle housing is that point six procedures are processed, and it first uses single-point plate shearing machine to implement operation One blanking processing, secondly uses single-point enclosed steam-operating forcing press to implement the processing of operation two blanking, then uses single-point Closed Hydraulic Operation three processing and forming implemented by machine, then uses single-point enclosed steam-operating forcing press to implement operation four and cuts long processing, moreover uses single Point enclosed steam-operating forcing press implement operation five trimming processing, finally use radial drilling machine implement operation six hole (tapping) processing. Using traditional processing technology, its molding procedure is generally because using open molding structure mould to make axle housing blank molding Process is not sufficiently stable, especially the pipe of its two-end part dehisce that size is wayward, flatness at the large flange of middle part It is deteriorated bigger;And because workpiece loading or unloading operation more difficulty, discharging run the most smooth and easy, cause discharging process exception, cause production Inefficient, produce the longest.
This utility model is based on optimization property that in prior art, production technology exists and considers, a kind of axle housing of design is originally Forming die, not only can make axle housing blank forming process stable, and product discharge process can be made smooth and easy, the most logical Cross design a kind of energy meet produce axle housing mould, Improving The Quality of Products, improve product production efficiency, just seem The most necessary.
Utility model content
The purpose of this utility model is to optimize the deficiency of existing production technology, adapts to reality need, it is provided that a kind of automobile This body formed mould of Drive axle housing.
In order to realize the purpose of this utility model, the technical solution adopted in the utility model is:
A kind of this forming die of automobile drive axle housing, including upper mold and lower mold, described upper mold includes from top to bottom Template, upper padding plate, punch retainer and some punch set, described lower mold includes some die groups, recessed model fixing seat from top to bottom And lower bolster, before and after the upper surface of the die group being positioned at edge, both sides are respectively provided with an insert, the upper table of described recessed model fixing seat End, two ends, left and right, face is respectively provided with the centre on rear side of two pieces end locating piece and upper surface thereof and is provided with an interfix block, end Forming the located space of axle housing blank between locating piece and interfix block, the inside of described recessed model fixing seat is provided with out Material jacking system and internal middle are provided with a feeding jacking block sliding up and down connection, described some punch set and some dies Group collectively constitutes the forming recess of axle housing.
Further, described punch set is four groups, and the punch set being positioned at edge is the first punch set, and the 4th punch set is one Part, the first punch set to the 3rd punch set is respectively arranged with the 4th punch set for symmetrical two pieces, and described die group is four groups, is positioned at limit The die group on edge is the first die group, and the 4th die group is one, and the first die group is respectively arranged with to the 3rd die group with the 4th die Group is symmetrical two pieces.
Further, four groups of punch set are arranged on below the same level installed surface of punch retainer, and four groups of die groups are installed In recessed model fixing seat, the installed surface of recessed model fixing seat is symmetrical laterally-graded type plane.
Further, described discharging jacking system includes discharging push rod and bottom discharge spring, the bosom of recessed model fixing seat Left and right is uniformly provided with six bottom discharge push rods sliding up and down connection and bottom discharge spring altogether.
Further, the bosom of described lower bolster is provided with two pieces and slides up and down the feeding push rod of connection.
Further, the lower surface of described feeding jacking block is placed on the upper surface of lower bolster, and the lower section of feeding jacking block is provided with Two pieces feeding push rod, the via of feeding jacking block and recessed model fixing seat bosom is connected by matched in clearance and sliding up and down, takes The via of material push rod and lower bolster bosom passes through matched in clearance and sliding up and down and is connected.
Further, the first punch set, the second punch set, the 3rd punch set and the 4th punch set press product punch number-of-fragments In order symmetric arrays is threaded connection the lower section being securedly mounted to punch retainer, the first die group, the second die group, the 3rd Die group and the 4th die group are threaded connection by the product orderly symmetric arrays of die number-of-fragments and are securedly mounted to die admittedly The top of reservation inner chamber both sides, product punch number-of-fragments is corresponding by formed product shape with product die number-of-fragments.
Further, described recessed model fixing seat is securedly mounted to the top of lower bolster, described die by bolt and alignment pin The centre that the end, two ends, upper surface left and right of fixing seat is bolted on rear side of two pieces end locating piece and upper surface thereof is passed through Bolt connects an interfix block, is evenly equipped with six through holes, the upper end of through hole about the inner cavity centre of recessed model fixing seat Portion is respectively by one bottom discharge push rod of matched in clearance, and the bottom of through hole passes through one bottom discharge spring of matched in clearance respectively, The lower surface of bottom discharge push rod is placed on the upper surface of bottom discharge spring, bottom discharge push rod and bottom discharge spring and recessed model fixing seat Through hole slide up and down connection.
Further, before and after described cope match-plate pattern and lower bolster, bolt is passed through respectively near two ends, left and right end position in two sides Connecting has to hang a handle.
The beneficial effects of the utility model are:
The strip closed type molding structure that punch set the most of the present utility model, die group and feeding jacking block collectively form can Make profiled member blank molding and discharging process smooth and easy, it is ensured that the face shaping of axle housing is regular and strength character stable;
The bottom discharge push rod structure that carries the most of the present utility model can make profiled member blank molding and discharging process smooth and easy, energy Promote productive temp, strengthen production capacity, reduction production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment 1;
Fig. 2 is the part of the lower die plan structure schematic diagram of this utility model embodiment 1;
Fig. 3 is the main TV structure after Workpiece shaping and dimensional drawing;
Fig. 4 is the plan structure after Workpiece shaping and dimensional drawing.
In figure, cope match-plate pattern 1, upper padding plate 2, punch retainer 3, the first punch set 4, the second punch set 5, the 3rd punch set 6, 4th punch set 7, interfix block 8, hang handle 9, guide pin bushing fixed plate 10, guide pin bushing 11, guide pillar 12, end locating piece 13, insert 14, Recessed model fixing seat 15, bottom discharge push rod 16, bottom discharge spring 17, lower bolster 18, the first die group 19, the second die group 20, the Three die groups 21, the 4th die group 22, feeding push rod 23, feeding jacking block 24, axle housing 25.
Detailed description of the invention
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings:
Embodiment: see Fig. 1 Fig. 4.
A kind of this forming die of automobile drive axle housing, including upper mold and lower mold, described upper mold includes depending on from top to bottom Secondary be fastenedly connected hang and on handle 9, cope match-plate pattern 1, upper padding plate 2, punch retainer 3 and same level position, be transversely provided with four groups of punch Group 4,5,6,7, the 4th punch set 7 is one, one to three groups be respectively arranged with the 4th punch set 7 for symmetry two pieces, described lower mold from Four groups of die groups 19 of including down being transversely provided with on notch cuttype horizontal level, 20,21,22, recessed model fixing seat 15, lower bolster 18 and hang handle 9, the 4th die group 22 is one, the two pieces that it is symmetry with the 4th die group 22 that one to three groups are respectively arranged with, described first Before and after the upper surface of die group 19, both sides are respectively provided with an insert 14, the end, two ends, upper surface left and right of described recessed model fixing seat 15 It is respectively provided with the centre on rear side of two pieces end locating piece 13 and upper surface thereof and is provided with an interfix block 8, described recessed model fixing seat Uniformly six bottom discharge push rods 16 sliding up and down connection and bottom discharge spring 17 it is provided with altogether about the bosom of 15, described recessed The middle, inside of model fixing seat 15 is provided with a feeding jacking block 24 sliding up and down connection, the bosom of described lower bolster 18 It is provided with two pieces and slides up and down the feeding push rod 23 of connection, 4,5,6,7, four groups of die groups 19,20,21,22 of described four groups of punch set And feeding jacking block 24 collectively constitutes the forming recess of axle housing 25.
Being provided with guide pillar guide sleeve structure between described upper mold and lower mold, described guide pin bushing 11 is solid with guide pin bushing by interference fit Determining plate 10 to connect, described guide pin bushing fixed plate 10 is connected with cope match-plate pattern 1 by bolt and alignment pin, and described guide pillar 12 is joined by interference Close and be connected with lower bolster 18.
Hang handle 9 be threaded connection be securedly mounted to cope match-plate pattern 1 before and after two sides each near two ends, left and right end position One, upper padding plate 2 is securedly mounted to the lower section of cope match-plate pattern 1 by bolt and alignment pin, and punch retainer 3 is by bolt and location Pin is securedly mounted to the lower section of upper padding plate 2, and first punch set the 4, second punch set the 5, the 3rd punch set 6 and the 4th punch set 7 are pressed The orderly symmetric arrays of product punch number-of-fragments is threaded connection the lower section being securedly mounted to punch retainer 3;First die It is logical that group the 19, second die group the 20, the 3rd die group 21 and the 4th die group 22 press the product orderly symmetric arrays of die number-of-fragments Crossing the threaded top being securedly mounted to recessed model fixing seat 15 inner chamber both sides, recessed model fixing seat 15 is locked by bolt and location Guan County is contained in the top of lower bolster 18, hangs handle 9 and is threaded connection and is securedly mounted to before and after lower bolster 18 two sides near left Each one of right two ends end position, before and after the upper surface of the first die group 19, both sides are respectively bolted an insert 14, recessed During the end, two ends, upper surface left and right of model fixing seat 15 is bolted on rear side of two pieces end locating piece 13 and upper surface thereof Between be bolted an interfix block 8, be evenly equipped with about the inner cavity centre of recessed model fixing seat 15 six bigger Gap is passed through respectively by the bottom in one bottom discharge push rod 16 of matched in clearance and its hole respectively in the upper end in through hole and its hole Coordinating a bottom discharge spring 17, the lower surface of bottom discharge push rod 16 is placed on the upper surface of bottom discharge spring 17 and itself and die The through hole of fixing seat 15 slides up and down connection, the upper end of bottom discharge push rod 16 respectively with first die group the 19, second die group 20 and the 3rd the through hole of die group 21 bosom by matched in clearance and slide up and down connection, the lower surface of feeding jacking block 24 is put Put on the upper surface of lower bolster 18, the via of feeding jacking block 24 and recessed model fixing seat 15 bosom by matched in clearance and on Lower slider connects, and the lower section of feeding jacking block 24 is provided with two pieces feeding push rod 23, feeding push rod 23 and lower bolster 18 bosom Via is by matched in clearance and slides up and down connection.
Operation principle of the present utility model is summarized as follows:
The axle housing of such card 4 × 2 vehicle drive axles is to be processed into by the hot rolled plate that 6.0mm is thick is stamped, Just the processing of mould is can be used for after blanking operation:
The first step, by this forming die of automobile drive axle housing of the present utility model, is arranged on single-point enclosed 1000T liquid On press.
Second step, reaches the liftout tank of hydraulic press the position of its stroke minimum point, then feeding push rod 23 is put into lower mold In via in the middle of plate 18 and make the upper plane upper plane less than lower bolster 18 of feeding push rod 23, then feeding jacking block 24 is put Enter in the via in the middle of recessed model fixing seat 15.
3rd step, as in figure 2 it is shown, the axle housing blank after blanking operation is placed on four groups of die groups 19,20, 21, the top of 22, and make the end, two ends, left and right of axle housing blank be individually positioned in two pieces end, same one end locating piece 13 Centre and make rear end end face in the middle part of it nestle up interfix block 8.
4th step, starts forcing press and axle housing blank is carried out punch process, work platforms, the first punch on lathe Group the 4, second punch set the 5, the 3rd punch set 6 and the 4th punch set 7 move downward, when the 4th punch set 7 and axle housing blanking During part contact, axle housing blank starts to produce elastic deformation, along with on lathe, work platforms moves further downward, and axle housing Body blank progressively with the 4th die group 22, bottom discharge push rod the 16, first punch set the 4, second punch set the 5, the 3rd punch set 6, insert the 14, first die group the 19, second die group the 20, the 3rd die group 21 and feeding jacking block 24 contact, meanwhile, under Discharging push rod 16 moves because of the thrust compressed upwards downwardly together with bottom discharge spring 17, until work platforms runs on lathe To bottom dead centre, then to lathe master cylinder pressurize time delay 2 to 3 seconds, make axle housing 25 four groups of punch set 4,5,6,7, four groups Complete molding in the forming recess that die group 19,20,21,22 and feeding jacking block 24 collectively constitute, reach molding length 1386.7 Mm, end, two ends dehisce width 70.4 mm in the range of φ 75.6 mm, flange face φ 250 broad in the middle, flatness 1.2 mm, in Between large flange circular arc R 125.3 mm, middle variable cross-section length 390.5 mm, flange extreme higher position broad in the middle the highest with straight type pipe Difference in height 88.2 mm between position, after overmolding, the structure of workpiece and size are as shown in Figure 3, Figure 4.
5th step, work platforms, the first punch set the 4, second punch set the 5, the 3rd punch set 6 and the 4th punch set on lathe 7 upwards returns, then reach the liftout tank of hydraulic press the position of its stroke peak, make feeding push rod 23 by feeding jacking block 24 And axle housing 25 upwards jack-up, meanwhile, bottom discharge push rod 16 with bottom discharge spring 17 because of compression thrust one upwards Rise and move upward, and till making axle housing 25 depart from the inner chamber of recessed model fixing seat 15.
6th step, takes out axle housing 25 with hands and loads in body feed tank, restarts jacking cylinder of hydraulic press and resets, makes feeding top Feeding jacking block 24 is taken back the inner chamber of recessed model fixing seat 15 by bar 23.
The axle housing overall dimensions using this forming die of automobile drive axle housing of the present utility model to make is stable Width 70.4 in the range of φ 75.6 mm, flange face φ 250 broad in the middle are dehisced in molding length 1386.7 mm, end, two ends Mm, flatness 1.2 mm, flange circular arc R 125.3 mm broad in the middle, middle variable cross-section length 390.5 mm, flange broad in the middle are the highest Difference in height 88.2 mm between position and straight type pipe extreme higher position, the concordance of monnolithic case is regular, sustainable stable the most really The overall dimensions protecting axle housing reaches the design requirement of product drawing.Also production capacity is improved while improving product quality, Its blank molding of axle housing molding procedure of card 4 × 2 vehicle drive axles and discharging process is the most smooth and easy and stable, And mold repair number of times significantly reduces.Single products split run production capacity is promoted to 1250 by 970, and split run production capacity improves 28.9%。

Claims (9)

1. this forming die of automobile drive axle housing, including upper mold and lower mold, described upper mold includes upper mold from top to bottom Plate (1), upper padding plate (2), punch retainer (3) and some punch set, described lower mold includes some die groups, die from top to bottom Fixing seat (15) and lower bolster (18), it is characterised in that before and after the upper surface of the die group being positioned at edge, both sides are respectively provided with one Insert (14), the end, two ends, upper surface left and right of described recessed model fixing seat (15) be respectively provided with two pieces end locating piece (13) and on Centre on rear side of surface is provided with an interfix block (8), forms axle housing between end locating piece (13) and interfix block (8) The located space of body blank, the inside of described recessed model fixing seat (15) is provided with discharging jacking system and internal middle is provided with One feeding jacking block (24) sliding up and down connection, described some punch set and some die groups collectively constitute axle housing (25) Forming recess.
A kind of this forming die of automobile drive axle housing the most according to claim 1, it is characterised in that described punch set Being four groups, the punch set being positioned at edge is the first punch set (4), and the 4th punch set (7) is one, and the first punch set is convex to the 3rd It is symmetrical two pieces that module is respectively arranged with the 4th punch set (7), and described die group is four groups, and it is first recessed for being positioned at the die group at edge Module (19), the 4th die group (22) is one, and it is right that the first die group to the 3rd die group is respectively arranged with the 4th die group (22) The two pieces claimed.
A kind of this forming die of automobile drive axle housing the most according to claim 2, it is characterised in that four groups of punch set (4,5,6,7) are arranged on below the same level installed surface of punch retainer (3), and four groups of die groups (19,20,21,22) are installed In recessed model fixing seat (15), the installed surface of recessed model fixing seat (15) is symmetrical laterally-graded type plane.
A kind of this forming die of automobile drive axle housing the most according to claim 1 and 2, it is characterised in that described in go out Material jacking system includes discharging push rod (16) and bottom discharge spring (17), about the bosom of recessed model fixing seat (15) uniformly altogether It is provided with six bottom discharge push rods (16) sliding up and down connection and bottom discharge spring (17).
A kind of this forming die of automobile drive axle housing the most according to claim 1 and 2, it is characterised in that under described The bosom of template (18) is provided with two pieces and slides up and down the feeding push rod (23) of connection.
A kind of this forming die of automobile drive axle housing the most according to claim 1 and 2, it is characterised in that described in take The lower surface of material jacking block (24) is placed on the upper surface of lower bolster (18), and the lower section of feeding jacking block (24) is provided with two pieces feeding top Bar (23), the via of feeding jacking block (24) and recessed model fixing seat (15) bosom is connected by matched in clearance and sliding up and down, The via of feeding push rod (23) and lower bolster (18) bosom is connected by matched in clearance and sliding up and down.
A kind of this forming die of automobile drive axle housing the most according to claim 1 and 2, it is characterised in that first is convex It is the most symmetrical that module (4), the second punch set (5), the 3rd punch set (6) and the 4th punch set (7) press product punch number-of-fragments Arrangement is threaded connection the lower section being securedly mounted to punch retainer (3), the first die group (19), the second die group (20), 3rd die group (21) and the 4th die group (22) are threaded connection fastening by the product orderly symmetric arrays of die number-of-fragments Being arranged on the top of recessed model fixing seat (15) inner chamber both sides, product punch number-of-fragments is become by product with product die number-of-fragments Type shape is corresponding.
A kind of this forming die of automobile drive axle housing the most according to claim 1 and 2, it is characterised in that described recessed Model fixing seat (15) is securedly mounted to the top of lower bolster (18) by bolt and alignment pin, described recessed model fixing seat (15) upper End, two ends, left and right, surface is bolted the centre on rear side of two pieces end locating piece (13) and upper surface thereof by bolt even Connect an interfix block (8), about the inner cavity centre of recessed model fixing seat (15), be evenly equipped with six through holes, the upper end of through hole Portion is respectively by one bottom discharge push rod (16) of matched in clearance, and the bottom of through hole is respectively by one bottom discharge bullet of matched in clearance Spring (17), the lower surface of bottom discharge push rod (16) is placed on the upper surface of bottom discharge spring (17), bottom discharge push rod (16) and under Discharging spring (17) slides up and down with the through hole of recessed model fixing seat (15) and is connected.
A kind of this forming die of automobile drive axle housing the most according to claim 1 and 2, it is characterised in that on described Before and after template (1) and lower bolster (18), two sides have been bolted one respectively near two ends, left and right end position and have hung handle (9).
CN201620660602.4U 2016-06-29 2016-06-29 A kind of this forming die of automobile drive axle housing Withdrawn - After Issue CN205763386U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620660602.4U CN205763386U (en) 2016-06-29 2016-06-29 A kind of this forming die of automobile drive axle housing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620660602.4U CN205763386U (en) 2016-06-29 2016-06-29 A kind of this forming die of automobile drive axle housing

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105903818A (en) * 2016-06-29 2016-08-31 江西江铃底盘股份有限公司 Forming mold for automobile drive axle housing body
CN107649584A (en) * 2017-08-09 2018-02-02 中国第汽车股份有限公司 Axle housing half-shell shaping dies and processing technology

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105903818A (en) * 2016-06-29 2016-08-31 江西江铃底盘股份有限公司 Forming mold for automobile drive axle housing body
CN107649584A (en) * 2017-08-09 2018-02-02 中国第汽车股份有限公司 Axle housing half-shell shaping dies and processing technology

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GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20161207

Effective date of abandoning: 20171114