CN221086997U - Knuckle side cut mould - Google Patents
Knuckle side cut mould Download PDFInfo
- Publication number
- CN221086997U CN221086997U CN202322924167.4U CN202322924167U CN221086997U CN 221086997 U CN221086997 U CN 221086997U CN 202322924167 U CN202322924167 U CN 202322924167U CN 221086997 U CN221086997 U CN 221086997U
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- Prior art keywords
- knuckle
- tightening
- plate
- die
- profiling
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- 238000009966 trimming Methods 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- 239000012535 impurity Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000010926 purge Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000005520 cutting process Methods 0.000 abstract description 10
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Forging (AREA)
Abstract
The utility model discloses a knuckle trimming die, which relates to the field of manufacturing of aluminum alloy automobile parts and comprises a die frame, wherein a trimming mechanism corresponding to a knuckle is arranged in the die frame, the die frame comprises a lower die plate, a telescopic guide post is fixedly connected to the lower die plate, the upper end of the telescopic guide post is connected with an upper die plate, the trimming mechanism comprises a profiling mechanism arranged between the lower die plate and the upper die plate, the profiling mechanism is provided with a cavity for accommodating a knuckle workpiece, a cutting edge is arranged on the upper die plate corresponding to the trimming position of the knuckle workpiece, and the die frame is detachably connected with the trimming mechanism. The utility model solves the problems of high labor intensity, low operation efficiency and poor appearance consistency in the manual trimming operation process; the manufacturing and management cost of the die is reduced; the positioning precision and the clamping stability of the knuckle work piece are guaranteed, the trimming precision is improved, and the problem that the positioning of the knuckle work piece or the work piece is damaged by pressure due to the fact that impurities such as aluminum scraps are attached to profiling is effectively avoided.
Description
Technical Field
The utility model relates to the field of manufacturing of aluminum alloy automobile parts, in particular to a knuckle trimming die.
Background
After die casting, the aluminum alloy knuckle workpiece needs to be subjected to cutting operation on the flash defect at the edge of the knuckle workpiece, so that the appearance quality of the product meets the requirements of customers. The existing burr cutting operation is mainly performed in a manual cutting and grinding mode, so that the labor intensity is high, the operation efficiency is low, the existing burr cutting operation is limited by the operation method of operators, the appearance difference of finished products subjected to manual trimming is obvious, and the appearance consistency of steering knuckles is affected; the existing trimming device is not widely applied due to the problems of high manufacturing cost, low positioning precision of the steering knuckle in the trimming process and the like, the types of steering knuckle products are various, a set of trimming die is correspondingly manufactured for each steering knuckle product, the period of the steering knuckle product is limited, a large number of trimming dies can be produced in the production process and can not be used for being scrapped, waste is caused, and meanwhile, the storage and management of the on-site die are also greatly plagued.
Based on the above, development of a knuckle trimming die with high positioning accuracy and capable of reducing manufacturing cost is applied to production practice, and is a technical problem to be solved currently.
Disclosure of utility model
The utility model aims to solve the problems of high labor intensity, low operation efficiency and poor appearance consistency in the manual trimming operation process of the existing steering knuckle, and solves the problems of high manufacturing cost and low positioning precision in the existing trimming device.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides a knuckle side cut mould, includes the die carrier, be provided with the side cut mechanism that corresponds the knuckle setting in the die carrier, the die carrier includes the lower bolster, fixedly connected with flexible guide pillar on the lower bolster, the cope match-plate pattern is connected to the upper end of flexible guide pillar, and the lower bolster passes through flexible guide pillar and cope match-plate pattern in vertical direction swing joint, side cut mechanism is including setting up the profile modeling between lower bolster and cope match-plate pattern, the profile modeling has the cavity that holds the knuckle work piece for location, centre gripping knuckle work piece, the overlap position that corresponds the knuckle work piece on the cope match-plate pattern is provided with the blade, the die carrier can dismantle with the side cut mechanism and be connected.
Preferably, a pre-tightening mechanism for positioning and pre-tightening the knuckle workpiece is arranged on the upper template, the profiling consists of an upper profiling connected with the upper template and a lower profiling connected with the lower template, the pre-tightening mechanism comprises a pre-tightening guide rod fixedly connected with the upper profiling, and a pre-tightening through hole in sliding fit with the pre-tightening guide rod is formed in the upper template; the upper template is fixedly connected with the top plate through the support column, a plurality of slide bars are fixedly arranged between the top plate and the upper template, the pre-tightening plate is movably connected between the upper template and the top plate, guide holes are formed in the pre-tightening plate correspondingly to the slide bars, pre-tightening springs are sleeved on the slide bars between the pre-tightening plate and the top plate, the top ends of pre-tightening guide rods penetrate through pre-tightening through holes of the upper template and are connected to the pre-tightening plate, and the upper profiling is enabled to synchronously act in the vertical direction through the pre-tightening guide rods and the pre-tightening plate.
Preferably, a lower height return lever for defining the pretensioning plate is provided corresponding to the pretensioning plate, the return lever being a pillar provided between the upper die plate and the pretensioning plate.
Preferably, the height of the return rod is adjustable so as to facilitate the adjustment of the pretightening force.
Preferably, the die carrier is provided with a purging pipeline corresponding to profiling for purging aluminum scraps impurities generated in the trimming operation process, the purging pipeline is communicated with a compressed air source, and a discharging hole for discharging the aluminum scraps impurities out of the die is formed in the lower die plate.
Preferably, a discharging hole for discharging aluminum scraps impurities out of the die is formed in the lower die plate, and the discharging hole penetrates through the lower die plate.
Preferably, the die carrier is further provided with a limiting structure for limiting retraction of the telescopic guide column, the limiting structure is provided with limiting plates corresponding to the telescopic guide column, connecting holes are formed in two ends of the limiting plates, and the connecting holes can be fastened at the upper end and the lower end of the telescopic guide column through bolts to limit retraction of the telescopic guide column.
Preferably, a supporting vertical plate for reinforcing structural strength is further arranged between the top plate and the upper template.
The utility model has the beneficial effects that:
The utility model provides an automatic trimming die for the steering knuckle trimming operation, which solves the problems of high labor intensity, low operation efficiency and poor appearance consistency in the manual trimming operation process; a plurality of trimming mechanisms are configured corresponding to different knuckle specifications, and a set of die carrier is shared, so that the manufacturing and management cost of the die is reduced; the pre-tightening mechanism is arranged corresponding to the knuckle workpiece, so that the positioning accuracy and the clamping stability of the knuckle workpiece are ensured, the trimming accuracy is improved, the positioning and clamping mode of elastic pre-tightening ensures that the pre-tightening force is controllable, and the situation that the profiling or the knuckle workpiece is damaged in the trimming process is avoided; the blowing pipeline corresponding to the profiling arrangement effectively avoids the problem that the positioning of the knuckle workpiece or the workpiece is damaged by pressure due to the fact that impurities such as aluminum scraps are attached to the profiling.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
Fig. 1 is a schematic three-dimensional structure of the present utility model.
Fig. 2 is a schematic structural diagram of the upper mold plate shown in fig. 1 after being hidden.
Fig. 3 is a partially exploded view of the present utility model.
Fig. 4 is a schematic bottom view of the lower template hidden in fig. 1.
In the figure: 1- -a die carrier; 11- -lower template; 12- -a telescopic guide post; 13- -an upper template; 2- -a trimming mechanism; 21- -profiling; 211- -lower profile; 212- -upper profile; 22- -cutting edge; 3- -a pretensioning mechanism; 31- -pre-tightening the guide rod; 32- -support columns; 33- -top plate; 34- -a slide bar; 35- -a pre-tightening plate; 36- -a pre-tension spring; 4- -a return lever; 5- -a purge line; 6- -a limiting plate; 7- -a discharge hole; 8- -support risers.
Detailed Description
As shown in fig. 1-4, the knuckle trimming die comprises a die frame 1, wherein a trimming mechanism 2 corresponding to the knuckle is arranged in the die frame 1. Specifically, the mold frame 1 includes a lower mold plate 11, a telescopic guide post 12 is fixedly connected to the lower mold plate 11, an upper mold plate 13 is connected to the upper end of the telescopic guide post 12, a frame structure formed by the lower mold plate 11, the telescopic guide post 12 and the upper mold plate 13 is formed, and the lower mold plate 11 is movably connected with the upper mold plate 13 in the vertical direction through the telescopic guide post 12. The trimming mechanism 2 comprises a profiling 21 arranged between the lower die plate 11 and the upper die plate 13, the profiling 21 is provided with a cavity for accommodating a knuckle workpiece and is used for positioning and clamping the knuckle workpiece, and a cutting edge 22 is arranged on the upper die plate 13 corresponding to the trimming position of the knuckle workpiece.
When the steering knuckle cutting machine is used, a steering knuckle workpiece to be processed is placed in the profiling 21 to complete positioning and fixing, the upper die plate 13 is pressed by the press machine, the upper die plate 13 is enabled to downwards compress the telescopic guide post 12, the cutting edge 22 is driven to execute a trimming action on the steering knuckle positioned in the profiling 21, and defects such as burrs protruding out of the steering knuckle workpiece are removed, so that the steering knuckle trimming operation is completed. The operation step of manually cutting the flash is omitted, the labor intensity of operators is reduced, the operation efficiency is improved, and the consistency of the trimming appearance of the knuckle workpiece is ensured.
The side cut mechanism 2 adopts the components of a whole that can function independently design with die carrier 1, and side cut mechanism 2 is connected with die carrier 1 can be dismantled, corresponds the knuckle work piece configuration of different specifications and has different side cut mechanism 2, corresponds side cut mechanism 2 in the die carrier 1 and is provided with sufficient reserved space in order to adapt to the assembly of different side cut mechanisms 2. The die carrier 1 can be used as a common part of knuckle trimming dies with different specifications, when the specifications of knuckle workpieces are changed, trimming operation of the knuckle workpieces with different specifications can be completed by replacing the trimming mechanism 2 matched with the new knuckle workpieces, the whole die is not required to be manufactured, the trouble of re-manufacturing the die carrier 1 is avoided, and the cost of die manufacture and management is reduced.
The upper template 13 is provided with a pre-tightening mechanism 3 for positioning and pre-tightening the knuckle workpiece so as to improve the stability of the knuckle workpiece in the positioning and trimming process and avoid the knuckle workpiece from generating displacement to influence the trimming effect. Specifically, the profile 21 is a split structure formed by an upper profile 212 connected to the upper die plate 13 and a lower profile 211 connected to the lower die plate 11, and the upper profile 212 and the lower profile 211 are clamped to form a cavity for positioning and clamping the knuckle workpiece. The pre-tightening mechanism 3 comprises a pre-tightening guide rod 31 fixedly connected with an upper profiling 212, and a pre-tightening through hole in sliding fit with the pre-tightening guide rod 31 is formed in the upper template 13; the upper template 13 is fixedly connected with the top plate 33 through the support columns 32, a plurality of slide bars 34 are fixedly arranged between the top plate 33 and the upper template 13, a pre-tightening plate 35 is movably connected between the upper template 13 and the top plate 33, guide holes are formed in the pre-tightening plate 35 corresponding to the slide bars 34, the slide bars 34 penetrate through and are in sliding connection with the guide holes, pre-tightening springs 36 are sleeved on the slide bars 34 between the pre-tightening plate 35 and the top plate 33, and the pre-tightening plate 35 is in floating connection between the upper template 13 and the top plate 33. The top end of the pre-tightening guide rod 31 penetrates through the pre-tightening through hole of the upper template 13 and is connected to the pre-tightening plate 35, so that the upper profiling 212 synchronously acts with the pre-tightening plate 35 in the vertical direction through the pre-tightening guide rod 31.
When the steering knuckle workpiece positioning device is used, the steering knuckle workpiece is placed on the lower profiling 211 to finish preliminary positioning, the pressing machine presses the top plate 33, the top plate 33 descends and drives the upper die plate 13 to synchronously descend through the support columns 32, the upper profiling 212 movably connected with the upper die plate 13 through the pre-tightening guide rods 31 is firstly contacted with the steering knuckle workpiece, the pressing machine continues to press, the top plate 33 drives the upper die plate 13 to continue to descend, the upper profiling 212 is tightly pressed on the steering knuckle workpiece, at the moment, the pre-tightening guide rods 31 lift the pre-tightening plate 35 upwards, and meanwhile, the pre-tightening plate 35 is subjected to the downward elastic action of the pre-tightening springs 36, so that elastic pre-tightening force acting on the steering knuckle workpiece is formed, the steering knuckle workpiece is firmly clamped between the upper profiling 212 and the lower profiling 211, the positioning of the steering knuckle workpiece is finished, the positioning precision and the clamping stability of the steering knuckle workpiece are guaranteed, and the trimming precision is improved. The positioning and clamping mode of the elastic pre-tightening ensures that the pre-tightening force is controllable, and avoids the situation that the profiling 21 or the knuckle workpiece is damaged in the trimming process.
In a further embodiment, as shown in fig. 1, a return rod 4 is disposed corresponding to the pre-tightening plate 35, so as to limit the down-height of the pre-tightening plate 35, further ensure that the pre-tightening force of the upper profiling 212 on the knuckle workpiece is controllable, and avoid the problem that the pre-tightening plate 35 drives the upper profiling 212 to continuously descend to cause damage to the profiling 21 or the workpiece. The return lever 4 may be a strut provided between the upper die plate 13 and the pretensioning plate 35. Preferably, the height of the return rod 4 is adjustable, so that the descending stroke of the pre-tightening plate 35 can be adjusted, and the adjustment of the pre-tightening force is facilitated.
Further, the die carrier 1 is provided with a purging pipeline 5 corresponding to the profiling 21, and the purging pipeline is used for purging aluminum scraps impurities generated in the trimming operation process, so that the phenomenon that the positioning of a steering knuckle workpiece or the workpiece is damaged by pressure due to the fact that the aluminum scraps and other impurities are attached to the profiling 21 is avoided. The purging pipeline 5 is communicated with a compressed air source, and high-pressure air is supplied to the purging pipeline 5. The lower template 11 is provided with a discharge hole 7 for discharging aluminum scraps and impurities out of the die, the discharge hole 7 penetrates through the lower template 11, and aluminum scraps and impurities generated by trimming and aluminum scraps blown away from the profiling 21 by the blowing pipeline 5 are discharged out of the die through the discharge hole 7.
Further, a limit structure is further arranged on the die carrier 1, so that the upper profiling 212 is prevented from being in direct contact with the lower profiling 211, and the profiling 21 is prevented from being damaged. The limiting structure is characterized in that the limiting plate 6 is arranged corresponding to the telescopic guide column 12, connecting holes are formed in two ends of the limiting plate 6, and the connecting holes can be fastened at the upper end and the lower end of the telescopic guide column 12 through bolts to limit retraction of the telescopic guide column 12, so that the situation that the upper profiling 212 is contacted with the lower profiling 211 and the profiling 21 is damaged due to unintended retraction of the telescopic guide column 12 is avoided.
Further, as shown in fig. 3, a supporting vertical plate 8 is further disposed between the top plate 33 and the upper die plate 13, so as to strengthen the structural strength, avoid the top plate 33 from being deformed due to stress during the pressing process of the press, ensure the operation stability, and prolong the service life of the die.
The foregoing disclosure is merely illustrative of specific embodiments of this patent and this patent is not to be construed as limiting, since modifications will be apparent to those skilled in the art without departing from the principles of the utility model.
Claims (8)
1. The utility model provides a knuckle side cut mould which characterized in that: including die carrier (1), be provided with side cut mechanism (2) that correspond the knuckle setting in die carrier (1), die carrier (1) include lower bolster (11), fixedly connected with flexible guide pillar (12) on lower bolster (11), cope match-plate pattern (13) are connected to the upper end of flexible guide pillar (12), and lower bolster (11) are through flexible guide pillar (12) and cope match-plate pattern (13) in vertical direction swing joint, side cut mechanism (2) are including setting up profile modeling (21) between lower bolster (11) and cope match-plate pattern (13), profile modeling (21) have the cavity that holds the knuckle work piece for location, centre gripping knuckle work piece, the overlap position that corresponds the knuckle work piece on cope match-plate pattern (13) is provided with blade (22), die carrier (1) and side cut mechanism (2) can dismantle and be connected.
2. A knuckle trim die as defined in claim 1, wherein: the steering knuckle workpiece pre-tightening device comprises an upper template (13), a pre-tightening mechanism (3) used for positioning and pre-tightening a steering knuckle workpiece, wherein the profiling (21) consists of an upper profiling (212) connected with the upper template (13) and a lower profiling (211) connected with a lower template (11), the pre-tightening mechanism (3) comprises a pre-tightening guide rod (31) fixedly connected with the upper profiling (212), and a pre-tightening through hole in sliding fit with the pre-tightening guide rod (31) is formed in the upper template (13); the upper template (13) is fixedly connected with the top plate (33) through the support column (32), a plurality of slide bars (34) are fixedly arranged between the top plate (33) and the upper template (13), the pre-tightening plate (35) is movably connected between the upper template (13) and the top plate (33), guide holes are formed in the pre-tightening plate (35) corresponding to the slide bars (34), the slide bars (34) penetrate through the guide holes in a sliding connection mode, pre-tightening springs (36) are sleeved on the slide bars (34) between the pre-tightening plate (35) and the top plate (33), the top ends of the pre-tightening guide rods (31) penetrate through pre-tightening through holes of the upper template (13) and are connected to the pre-tightening plate (35), and the upper profiling (212) synchronously acts in the vertical direction through the pre-tightening guide rods (31) and the pre-tightening plate (35).
3. A knuckle trim die as defined in claim 2, wherein: a lower height return rod (4) for limiting the pre-tightening plate (35) is arranged corresponding to the pre-tightening plate (35), and the return rod (4) is a support column arranged between the upper die plate (13) and the pre-tightening plate (35).
4. A knuckle trim die as defined in claim 3, wherein: the height of the return rod (4) is adjustable so as to be convenient for adjusting the pretightening force.
5. A knuckle trim die as defined in claim 1, wherein: the die carrier (1) is provided with a purging pipeline (5) corresponding to the profiling (21) for purging aluminum scraps impurities generated in the trimming operation process, the purging pipeline (5) is communicated with a compressed air source, and a discharging hole for discharging the aluminum scraps impurities out of the die is formed in the lower die plate (11).
6. A knuckle trim die as defined in claim 1, wherein: the lower die plate (11) is provided with a discharge hole (7) for discharging aluminum scraps impurities out of the die, and the discharge hole (7) penetrates through the lower die plate (11).
7. A knuckle trim die as defined in claim 1, wherein: the die carrier (1) is further provided with a limiting structure for limiting retraction of the telescopic guide column (12), the limiting structure is provided with limiting plates (6) corresponding to the telescopic guide column (12), connecting holes are formed in two ends of the limiting plates (6), and the connecting holes are fastened at the upper end and the lower end of the telescopic guide column (12) through bolts to limit retraction of the telescopic guide column (12).
8. A knuckle trim die as defined in claim 2, wherein: and a supporting vertical plate (8) for reinforcing the structural strength is further arranged between the top plate (33) and the upper template (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322924167.4U CN221086997U (en) | 2023-10-31 | 2023-10-31 | Knuckle side cut mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322924167.4U CN221086997U (en) | 2023-10-31 | 2023-10-31 | Knuckle side cut mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221086997U true CN221086997U (en) | 2024-06-07 |
Family
ID=91304776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322924167.4U Active CN221086997U (en) | 2023-10-31 | 2023-10-31 | Knuckle side cut mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221086997U (en) |
-
2023
- 2023-10-31 CN CN202322924167.4U patent/CN221086997U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |