CN210676789U - Long rod flange shaft forging trimming die device - Google Patents
Long rod flange shaft forging trimming die device Download PDFInfo
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- CN210676789U CN210676789U CN201921442509.6U CN201921442509U CN210676789U CN 210676789 U CN210676789 U CN 210676789U CN 201921442509 U CN201921442509 U CN 201921442509U CN 210676789 U CN210676789 U CN 210676789U
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- trimming
- mounting plate
- flange shaft
- stand column
- die
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Abstract
The long rod flange shaft forging trimming die device comprises a trimming male die and a trimming female die, wherein the trimming male die comprises a lower mounting plate and a horizontal open-close type rod clamping piece, the lower mounting plate and the horizontal open-close type rod clamping piece are provided with vertically corresponding and through clamping holes in the vertical direction, and the front side of the lower mounting plate is provided with an arc-shaped slot hole communicated with the clamping holes on the right side; the trimming die comprises a fixed seat, a boss is arranged on the upper surface of the fixed seat, positioning guide holes are formed in the fixed seat and the boss in the vertical direction, the cross section profile of each positioning guide hole is matched with the outer contour of the disc part of the long-rod flange shaft forging, and the central line of each positioning guide hole is coincided with the central line of the clamping hole. The utility model discloses simple structure, be convenient for operation, energy saving and consumption reduction, fully improve work efficiency, it is swift and the uniformity is good to cut edge.
Description
Technical Field
The utility model belongs to the technical field of the automobile parts makes, especially, relate to a stock flange axle forging cut off die device.
Background
A long rod flange shaft forging is shown in figures 1 and 2 and comprises a rod portion 20 and a disk portion 21, the long rod flange shaft forging is obviously characterized in that the long rod flange shaft forging is provided with a large disk portion 21 and a long rod portion 20, the forging process of the long rod flange shaft forging belongs to flash forging, after the forging process, a flash 19 (a shaded part is formed in the periphery of the disk portion 21 in figure 1) of the disk portion 21 needs to be removed in a trimming process, the disk portion 21 belongs to a machining and positioning reference, the quality requirement of a product cannot be met far by manually polishing the peripheral burrs of the disk portion 21 after trimming, the condition of out-of-round grinding or polishing transition can occur in the manual polishing process, and the product is scrapped seriously. The quality of the burrs on the periphery of the disk portion 21 can only be ensured by the trimming process, which requires that the residual burrs on the periphery of the disk portion 21 after trimming have a relatively high consistency.
The structure of a conventional trimming die is shown in fig. 3, and comprises a trimming male die 17 and a trimming female die 18, wherein when the rod 20 is trimmed, the rod 20 vertically penetrates through the trimming female die 18, a disk 21 faces upwards and is positioned above the trimming female die 18, the trimming mode has the following three problems that ① die parting surfaces 26 of a long-rod flange shaft forging are positioned at the edge of the disk 21, the die parting surfaces 26 face towards the rod 20 and do not have a flower-shaped shallow circular groove 24 and a deep conical groove 25, when the long-rod flange shaft forging is placed on the trimming female die 18, a positioning reference is not provided, the cutting edge at the top of the trimming female die 18 can not be ensured to correspond to the flower-shaped shape of the periphery of the rod 21, the forged piece after trimming can generate uneven circumferential residual burrs and can seriously damage the trimming female die 18, in the process of dropping the trimming male die ②, enough space needs to be lifted upwards firstly, the height of at least one complete forged piece is the height of the forged piece, the forged piece with a flash 19 can be placed in the trimming female die 18 for trimming, the height of the trimming female die 18 is larger than the length of the 20, the punch 17 is longer.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a stock flange axle forging cut off die device that the stroke of being convenient for operate, cut edge effectual, the side cut die long service life, the side cut press drive side cut terrace die is short, work efficiency is high.
In order to solve the technical problem, the utility model adopts the following technical scheme: the long-rod flange shaft forging trimming die device comprises a trimming male die and a trimming female die positioned under the trimming male die, wherein the trimming male die comprises an upper mounting plate and a lower mounting plate which are arranged horizontally uniformly, two connecting plates are arranged between the lower surface of the upper mounting plate and the upper surface of the lower mounting plate along the vertical direction, the upper mounting plate, the lower mounting plate and the two connecting plates are encircled to form a rectangular cavity which is through from front to back, a horizontal opening-closing type rod part clamping piece is fixedly arranged on the lower surface of the lower mounting plate, the lower mounting plate and the horizontal opening-closing type rod part clamping piece are provided with clamping holes which correspond to each other vertically and are through, and an arc-shaped slotted hole;
the trimming die comprises a fixed seat, a boss is arranged on the upper surface of the fixed seat, positioning guide holes are formed in the fixed seat and the boss in the vertical direction, the cross section profile of each positioning guide hole is matched with the outer contour of the disc part of the long-rod flange shaft forging, and the central line of each positioning guide hole is coincided with the central line of the clamping hole.
The horizontal opening-closing type rod part clamping piece comprises a left stand column and a right stand column which are identical in structure and are arranged in a bilateral symmetry mode, the upper end of the left stand column is fixedly connected to the lower surface of the lower mounting plate, the right side of the rear portion of the left stand column is hinged to the left side of the rear portion of the right stand column through a hinge, the front sides of the left stand column and the right stand column are connected into a whole through a tensioning buckle, the outer contours of the cross sections of the lower end portions of the left stand column and the right stand column are matched with the outer contour of the disk portion of the long-rod flange shaft forging, through semicircular holes are formed in the center of the left stand column and the center of the right stand column in the vertical direction respectively, the.
A discharging plate is arranged above the fixed seat through a vertically arranged bolt, the discharging plate is higher than the boss by 2-5cm, a through hole which is through up and down is formed in the center of the discharging plate, the cross section outline shape of the through hole is matched with the disc part outline of the long-rod flange shaft forging, and a notch used for passing through the rod part of the long-rod flange shaft forging is formed in the front side of the discharging plate in a right-inclined mode.
By adopting the technical scheme, the upper mounting plate of the utility model is connected with the power output end of the edge cutting press, the fixed seat is arranged on the workbench of the edge cutting press, when in edge cutting operation, a worker opens the tensioning buckle to horizontally rotate the right upright post backwards, then the upper end part of the long rod flange shaft forging piece to be trimmed is held by hand, the disk part of the long rod flange shaft forging piece faces downwards, the upper part and the lower part of the rod part are distributed and pass through the arc-shaped slotted hole and the gap, the rod part is attached to the semicircular hole in the left upright post, and the disk part correspondingly extends into the positioning guide hole in the boss, because the cross section outline of the positioning guide hole is matched with the outer outline of the disc part of the long rod flange shaft forging, the long rod flange shaft forging can be positioned in the circumferential direction, then the right upright post is rotated leftwards to be in contact with the left upright post, the tightening buckle is closed, and the clamping holes in the left upright post and the right upright post clamp the rod part of the long rod flange shaft forging. Then the trimming press machine is started, the power output end of the trimming press machine drives the whole trimming male die and the long rod flange shaft forging piece to move downwards, when the flange is contacted with the upper surface of the boss, the step at the joint of the disk part and the rod part is pressed by the left upright post and the right upright post, then the trimming male die moves downwards for 0.5mm, the lower ends of the left upright post and the right upright post are contacted with the upper side surface of the disk part, so that the deformation of the disk part is effectively ensured to be less than 0.5mm while the trimming stress surface is increased, the peripheral flange and the boss generate pressure along with the continuous downward movement of the trimming male die and the long rod flange shaft forging piece, the flange is cut off, then the power output end of the trimming press machine moves upwards to drive the trimming male die and the long rod flange shaft forging piece to move upwards, the cut-off flange is sleeved on the peripheries of the left upright post and the right upright post, and the cut-off flange is separated, after the disc part of the long rod flange shaft forging is moved upwards to be higher than the stripper plate, the trimming press is suspended, the trimmed flash is taken down from the lug boss and thrown into a waste box, then the tensioning buckle is opened, the long rod flange shaft forging is taken out, and trimming operation is completed. And then starting the trimming press to drive the lower end parts of the left upright and the right upright of the trimming male die to move downwards below the stripper plate, so that the rod part can be conveniently entered from the notch, and meanwhile, the tray part is entered below the stripper plate.
The utility model discloses following technological effect has:
(1) the distance between the lower surface of the disc part and the flange is just right, so that the disc part can be accurately placed into the positioning guide hole of the trimming female die, the long-rod flange shaft forging is circumferentially positioned, the flange is in contact with the boss when the long-rod flange shaft forging is installed, the long-rod flange shaft forging is axially positioned, and workers can conveniently operate the tensioning buckle;
(2) design left stand and right stand and form split type side cut terrace die, left stand is fixed, and right stand activity is detained through straining and is pressed from both sides stock flange axle forging fast fastening, and stock flange axle forging is placed perpendicularly during the side cut, guarantees the uniformity of the quality of cutting edge. In order to facilitate the operation of workers, the rectangular cavity is arranged at the upper part of the trimming male die, and the workers can directly hold the upper end of the rod part of the long-rod flange shaft forging to extend into the rectangular cavity for operation, so that the working efficiency is fully improved;
(3) due to the arrangement of the discharging plate, the cut-off flash can be conveniently discharged, and the operation difficulty of workers is reduced;
(4) the cross section outline of the positioning guide hole, the cross section outline of the lower end parts of the left upright post and the right upright post and the cross section outline of the through hole are matched with the disc part outline of the long-rod flange shaft forging in shape, so that the positioning disc part has the effects of good positioning disc part, quick trimming and good consistency.
Drawings
FIG. 1 is a schematic structural view of a long rod flange shaft forging;
FIG. 2 is a bottom view of FIG. 1;
FIG. 3 is a schematic structural view of a conventional trimming die;
fig. 4 is a schematic perspective view of the present invention.
Detailed Description
As shown in fig. 4, the utility model discloses a stock flange axle forging trimming die device, including the side cut terrace die and the side cut die that is located under the side cut terrace die, the side cut terrace die includes the upper mounting panel 30 and the lower mounting panel 31 that the equipoise set up, be equipped with two connecting plates 32 along the vertical direction between the upper surface of upper mounting panel 30 lower surface and lower mounting panel 31 upper surface, upper mounting panel 30, lower mounting panel 31 and two connecting plates 32 surround into the front and back penetrating rectangular cavity 33, lower surface fixed of lower mounting panel 31 is equipped with horizontal open-close type pole portion holder, lower mounting panel 31 and horizontal open-close type pole portion holder set up the corresponding and penetrating centre gripping hole from top to bottom along the vertical direction, lower mounting panel 31 front side sets up the arc slotted hole 34 that link;
the trimming die comprises a fixed seat 35, a boss 36 is arranged on the upper surface of the fixed seat 35, positioning guide holes are formed in the fixed seat 35 and the boss 36 in the vertical direction, the cross section profiles of the positioning guide holes are matched with the outer contour of the disc part 21 of the long-rod flange shaft forging, and the central lines of the positioning guide holes are overlapped with the central lines of the clamping holes.
The horizontal opening-closing type rod part clamping piece comprises a left upright post 37 and a right upright post 38 which are identical in structure and are arranged in a bilateral symmetry mode, the upper end of the left upright post 37 is fixedly connected to the lower surface of the lower mounting plate 31, the right side of the rear portion of the left upright post 37 is hinged to the left side of the rear portion of the right upright post 38 through a hinge, the front sides of the left upright post 37 and the right upright post 38 are connected into a whole through a tensioning buckle 39, the cross section outline of the lower end portions of the left upright post 37 and the right upright post 38 is matched with the outline of the disk portion 21 of the long-rod flange shaft forging, through semicircular holes are respectively formed in the center of the left upright post 37 and the center of the right upright post 38 in the vertical direction, the two semicircular holes are.
A stripper plate 40 is arranged above the fixed seat 35 through a vertically arranged bolt, the stripper plate 40 is 2-5cm higher than the boss 36, a through hole 41 which is through up and down is formed in the center of the stripper plate 40, the cross section profile shape of the through hole 41 is matched with the outer contour of the disc part 21 of the long-rod flange shaft forging, and a notch 42 for allowing the rod part 20 of the long-rod flange shaft forging to pass through is formed in the right side of the front side of the stripper plate 40.
The upper mounting plate 30 of the utility model is connected with the power output end of the trimming press, the fixed seat 35 is arranged on the workbench of the trimming press, when in trimming operation, a worker opens the tensioning buckle 39 to horizontally rotate the right upright post 38 backwards, then the upper end part of the long rod flange shaft forging to be trimmed is held by hands, the disk part 21 of the long rod flange shaft forging is downward, the upper part and the lower part of the rod part 20 are distributed and pass through the arc-shaped slotted hole 34 and the gap 42, the rod part 20 is attached to the semicircular hole in the left upright post 37, and the disk part 21 correspondingly extends into the positioning guide hole in the boss 36, because the cross section outline of the positioning guide hole is matched with the outer outline of the disc part 21 of the long rod flange shaft forging, the long rod flange shaft forging can be positioned in the circumferential direction, then the right upright post 38 is rotated leftwards to be in contact with the left upright post 37, the tightening buckle 39 is closed, and the clamping holes in the left upright post 37 and the right upright post 38 clamp the rod part 20 of the long rod flange shaft forging. Then the trimming press machine is started, the power output end of the trimming press machine downwards drives the whole trimming male die and the long-rod flange shaft forging to downwards move, when the flash is contacted with the upper surface of the boss 36, the step at the joint of the disc part 21 and the rod part 20 is pressed by the left upright post 37 and the right upright post 38, then the trimming male die downwards moves by 0.5mm, the lower ends of the left upright post 37 and the right upright post 38 are contacted with the upper side surface of the disc part 21, so that the deformation of the disc part 21 is effectively ensured to be less than 0.5mm while the trimming stress surface is increased, the flash at the periphery of the disc part 21 is pressed by the boss 36 along with the continuous downward movement of the trimming male die and the long-rod flange shaft forging, the flash is cut off, then the power output end of the trimming press machine upwards moves to drive the trimming male die and the long-rod flange shaft forging to upwards, and the cut-, under the block of the stripper plate 40, the cut-off flash is separated from the peripheries of the left upright post 37 and the right upright post 38, when the disc part 21 of the long-rod flange shaft forging moves to a position higher than the stripper plate 40, the trimming press is suspended, the cut-off flash is taken down from the boss 36 and thrown into a waste bin, then the tension buckle 39 is opened, the long-rod flange shaft forging is taken out, and the trimming operation is completed. The trimming press is then activated to drive the lower ends of the left and right posts 37, 38 of the trimming punch down under the stripper plate 40, thus facilitating entry of the shank 20 from the gap 42, while the pan 21 enters under the stripper plate 40.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (3)
1. Stock flange axle forging cut off die device, including side cut terrace die and the side cut die that is located under the side cut terrace die, its characterized in that: the trimming male die comprises an upper mounting plate and a lower mounting plate which are arranged horizontally, two connecting plates are arranged between the lower surface of the upper mounting plate and the upper surface of the lower mounting plate along the vertical direction, the upper mounting plate, the lower mounting plate and the two connecting plates surround a rectangular cavity which is through from front to back, a horizontal opening-closing type rod part clamping piece is fixedly arranged on the lower surface of the lower mounting plate, clamping holes which are corresponding from top to bottom and are through are formed in the lower mounting plate and the horizontal opening-closing type rod part clamping piece along the vertical direction, and an arc-shaped slotted hole which is communicated with the clamping;
the trimming die comprises a fixed seat, a boss is arranged on the upper surface of the fixed seat, positioning guide holes are formed in the fixed seat and the boss in the vertical direction, the cross section profile of each positioning guide hole is matched with the outer contour of the disc part of the long-rod flange shaft forging, and the central line of each positioning guide hole is coincided with the central line of the clamping hole.
2. The die assembly of claim 1 for trimming long rod flange shaft forgings, wherein: the horizontal opening-closing type rod part clamping piece comprises a left stand column and a right stand column which are identical in structure and are arranged in a bilateral symmetry mode, the upper end of the left stand column is fixedly connected to the lower surface of the lower mounting plate, the right side of the rear portion of the left stand column is hinged to the left side of the rear portion of the right stand column through a hinge, the front sides of the left stand column and the right stand column are connected into a whole through a tensioning buckle, the outer contours of the cross sections of the lower end portions of the left stand column and the right stand column are matched with the outer contour of the disk portion of the long-rod flange shaft forging, through semicircular holes are formed in the center of the left stand column and the center of the right stand column in the vertical direction respectively, the.
3. The die assembly of claim 2, wherein: a discharging plate is arranged above the fixed seat through a vertically arranged bolt, the discharging plate is higher than the boss by 2-5cm, a through hole which is through up and down is formed in the center of the discharging plate, the cross section outline shape of the through hole is matched with the disc part outline of the long-rod flange shaft forging, and a notch used for passing through the rod part of the long-rod flange shaft forging is formed in the front side of the discharging plate in a right-inclined mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921442509.6U CN210676789U (en) | 2019-09-02 | 2019-09-02 | Long rod flange shaft forging trimming die device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921442509.6U CN210676789U (en) | 2019-09-02 | 2019-09-02 | Long rod flange shaft forging trimming die device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210676789U true CN210676789U (en) | 2020-06-05 |
Family
ID=70891033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921442509.6U Active CN210676789U (en) | 2019-09-02 | 2019-09-02 | Long rod flange shaft forging trimming die device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210676789U (en) |
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2019
- 2019-09-02 CN CN201921442509.6U patent/CN210676789U/en active Active
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