CN212285560U - Reunion die of postweld reel - Google Patents
Reunion die of postweld reel Download PDFInfo
- Publication number
- CN212285560U CN212285560U CN202020781205.9U CN202020781205U CN212285560U CN 212285560 U CN212285560 U CN 212285560U CN 202020781205 U CN202020781205 U CN 202020781205U CN 212285560 U CN212285560 U CN 212285560U
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- 238000004804 winding Methods 0.000 claims abstract description 63
- 229920001971 elastomer Polymers 0.000 claims description 24
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000003466 welding Methods 0.000 abstract description 25
- 239000002893 slag Substances 0.000 abstract description 18
- 238000005520 cutting process Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A re-rounding die for a welded winding drum comprises an upper die and a lower die, wherein the upper die is arranged above the lower die, the lower end of the upper die is provided with an upper arc surface, the front end of the upper die is provided with an upper die front cutter, and the rear end of the upper die is provided with an upper die rear cutter; the upper end of lower mould is equipped with down the arc surface, is equipped with down the buffer block on the lower mould, and the position that the cutter below corresponds before last mould of lower mould is equipped with cutter before the lower mould, and the position that the cutter below corresponds after last mould of lower mould is equipped with cutter behind the lower mould, and the left and right sides at the rear portion of lower mould all is equipped with the limiting plate. The utility model discloses an go up mould and lower mould and exert pressure to the butt joint both ends certain limit of reel under the exerting pressure of hydraulic press, the circularity is resumeed at the pressurized position of reel. Meanwhile, the upper die and the lower die are respectively provided with cutters capable of shearing mutually, the upper cutter and the lower cutter are combined in pairs, and welding slag at the welding positions of the two end faces of the winding drum is respectively cut off. The cutters of the upper die and the lower die can be finely adjusted within a certain range to adapt to the width of the winding drum, so that the optimal end cutting effect of the welding slag is achieved.
Description
Technical Field
The utility model belongs to the technical field of wheel hub production facility and specifically relates to a compound circle mould of a post-weld reel for producing wheel hub is related to.
Background
Many of the existing hubs are produced by casting, and the company has developed to produce the hubs from a roll. The winding drum is formed by rolling a steel plate into a cylindrical shape and welding. When the winding drum is welded, the part to be welded needs to be flattened and then welded, welding slag at the welding part needs to be removed after welding, the welding slag at the two end faces of the winding drum is cut off, and the winding drum can enter the next step of process after the flattened part of the winding drum is subjected to re-rounding. The conventional processing method for cutting off welding slag and rounding the winding drum needs a plurality of processes, and wastes time and labor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the above-mentioned not enough, provide the compound circle mould of a postweld reel that can amputate and compound the circle to the tip welding slag of reel simultaneously.
In order to achieve the above object, the technical solution of the present invention is: a re-rounding die for a welded winding drum comprises an upper die and a lower die, wherein the upper die is arranged above the lower die, the lower end of the upper die is provided with an upper arc surface matched with the outer diameter of the winding drum, the front end of the upper die is provided with an upper die front cutter, and the rear end of the upper die is provided with an upper die rear cutter; the upper end of lower mould is equipped with the lower arc surface that matches with the reel internal diameter, and scalable being equipped with is used for holding the lower buffer block of reel on the lower mould, and the position that the cutter below corresponds before last mould of lower mould is equipped with cutter before the lower mould, and the position that the cutter below corresponds after last mould of lower mould is equipped with cutter behind the lower mould, and the left and right sides at the rear portion of lower mould all is equipped with the limiting plate. The upper arc surface of the upper die is a concave surface with the same outer diameter as the winding drum, the lower arc surface of the lower die is a convex surface with the same inner diameter as the winding drum, and the upper arc surface and the lower arc surface are matched to press the flattened part of the winding drum to restore the flattened part of the winding drum into an arc surface. When the winding drum is used for rounding, the cutter before the upper die and the cutter before the lower die are matched to cut off welding slag at the front end of the winding drum, the cutter after the upper die and the cutter after the lower die are matched to cut off welding slag at the rear end of the winding drum, the winding drum can be cut off the welding slag at two ends while rounding, only one process is needed, the process of processing after welding of the winding drum is simplified, and the production efficiency is improved.
Preferably, the left side and the right side of the lower arc surface are both provided with a lower buffer block, the lower buffer block can extend upwards out of the lower arc surface, the top of the lower buffer block can extend to a position higher than the highest point of the middle part of the lower arc surface, and the upper end of the lower buffer block is aligned with the lower arc surface or retracts into the lower part of the lower arc surface when the lower buffer block retracts downwards to the bottom. The part of the winding drum to be subjected to rewinding is a horizontal flattening section, the lower arc surface is an arc surface with the highest point at the middle part, the flattening section cannot be accurately positioned and can shake when being directly placed on the lower arc surface, the lower buffer blocks on the left side and the right side of the highest point at the middle part on the lower arc surface can support and position the winding drum placed on the lower die, the middle highest point of the winding drum flattening section is higher than the middle part of the lower arc surface before rewinding, deflection of the winding drum when the winding drum is placed is prevented, the welding line of the winding drum is located in the center of the lower arc surface, and the winding drum can be placed on the lower die more stably. The left side and the right side of the lower arc surface can be provided with two lower buffer blocks which are distributed front and back, so that four-point support for the winding drum is realized. The top of the lower buffer block is also in a shape matched with the arc inner diameter of the winding drum.
Preferably, the upper die is provided with an upper buffer block at a position corresponding to the upper part of the lower buffer block, the upper buffer block can extend out of the upper arc surface downwards, and the lower end of the upper buffer block is aligned with or retracts into the upper arc surface when the upper buffer block is retracted upwards to the top. When the upper buffer block moves downwards along with the upper die, the lower buffer block below the upper buffer block can be matched to pre-clamp the winding drum, the position of the winding drum is protected from the inner and outer circular arc surfaces of the winding drum, and the position deviation of the winding drum caused by the welding slag cutting action of the double circle and the two ends can be avoided.
Preferably, at least one of the upper die front cutter and the upper die rear cutter is an upper die movable cutter, the upper die movable cutter can be arranged on the upper die in a back-and-forth moving mode, an upper adjusting screw rod can be arranged on the upper die in a rotating mode, and the upper die movable cutter is in threaded fit with the upper adjusting screw rod; the lower die front cutter or the lower die rear cutter at the lower position corresponding to the upper die movable cutter of the lower die is the lower die movable cutter, the lower die movable cutter can be arranged on the lower die in a back-and-forth moving mode, a lower adjusting lead screw is rotatably arranged on the lower die, and the lower die movable cutter is in threaded fit with the lower adjusting lead screw. When the cutting position is to be finely adjusted, the upper adjusting screw rod can be rotated to adjust the position of the upper die front cutter or the upper die rear cutter, and the lower adjusting screw rod is correspondingly rotated to adjust the position of the lower die front cutter or the lower die rear cutter.
Preferably, the left-right width of the lower buffer block is smaller than the left-right width of the upper buffer block, the lower buffer block faces the inner side of the circular arc part of the winding drum, and one end of the lower buffer block is close to the boundary of the circular arc part of the winding drum and the flattening part; the upper buffer block faces to the outer side of the circular arc part of the winding drum, one end of the upper buffer block is close to the boundary of the circular arc part and the flattening part of the winding drum, and the other end of the upper buffer block faces to the boundary of the lower circular arc surface. The lower buffer block is arranged near the boundary of the circular arc part and the flattening part of the winding drum, so that the winding drum can be more easily and accurately positioned when being placed on the lower die. The lower buffer block is used for positioning and supporting the winding drum, and the width is not required to be too large; the upper buffer block is used for compressing the winding drum, so that friction can be increased to enable the winding drum to be compressed more tightly.
Preferably, the lower part of the lower buffer block is provided with a lower guide limiting rod, a lower buffer rubber pad is sleeved outside the lower guide limiting rod, the upper end of the lower buffer rubber pad is abutted against the upper buffer block, and the lower end of the lower buffer rubber pad is abutted against the lower die.
Preferably, the upper part of the upper buffer block is provided with an upper guide limiting rod, an upper buffer rubber pad is sleeved outside the upper guide limiting rod, the lower end of the upper buffer rubber pad is abutted against the upper buffer block, and the upper end of the upper buffer rubber pad is abutted against the upper die. The lower cushion rubber pad and the upper cushion rubber pad are made of rubber materials, and have better adaptability to complex force formed by radial and compound circle pressing force and axial welding slag cutting force.
Through adopting foretell technical scheme, the beneficial effects of the utility model are that: the utility model discloses an go up mould and lower mould and exert pressure to the butt joint both ends certain limit of reel under the exerting pressure of hydraulic press, because the face of exerting pressure of compound circle concave-convex mould is the arc surface, consequently this process of exerting pressure makes the pressurized position of reel resume circularity. And simultaneously, cutters capable of shearing mutually are respectively arranged at the front and the back of the compound round concave-convex die, and the upper cutter and the lower cutter are combined in pairs to respectively cut off welding slag at the welding positions of the two end faces of the winding drum. The cutters of the upper die and the lower die can be finely adjusted within a certain range to adapt to the width of the winding drum, and the optimal end cutting effect of the welding slag is achieved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of an upper die of the present invention;
fig. 3 is a schematic structural view of the lower mold of the present invention;
FIG. 4 is a schematic view of the structure of the roll when it is placed on the lower mold;
FIG. 5 is a schematic structural view of the upper mold and the lower mold of the present invention when the molds are closed;
fig. 6 is a cross sectional view in the front-rear direction of the present invention;
fig. 7 is a cross-sectional view in the left-right direction of the present invention.
Description of the main reference numerals:
an upper die 1; a lower die 2; an upper arc surface 11; an upper buffer block 12; an upper die front cutter 13; an upper die rear cutter 14; an upper adjusting screw 15; an upper cushion rubber pad 16; an upper guide limit rod 17; a lower arc surface 21; a lower buffer block 22; a lower die front cutter 23; a lower die rear cutter 24; a lower adjusting screw 25; a stopper plate 26; a lower guide stopper 27; a lower cushion rubber pad 28; a reel 3; the flattening section 31.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
As shown in fig. 1-7, the utility model relates to a re-rounding die for a welded reel, which comprises an upper die 1 and a lower die 2, wherein the upper die 1 is arranged above the lower die 2, the lower end of the upper die 1 is provided with an upper arc surface 11, and the upper arc surface 11 is matched with the outer diameter of the arc part of the reel 3; the front end of the upper die 1 is provided with an upper die front cutter 13, and the rear end of the upper die 1 is provided with an upper die rear cutter 14; the upper end of the lower die 2 is provided with a lower arc surface 21, and the lower arc surface 21 is matched with the inner diameter of the arc part of the winding drum 3; the lower arc surface 21 of the lower die 2 is provided with a lower buffer block 22 which is used for supporting the winding drum 3 in a telescopic mode, the lower die 2 is provided with a lower die front cutter 23 at a position corresponding to the lower side of the upper die front cutter 13, the lower die 2 is provided with a lower die rear cutter 24 at a position corresponding to the lower side of the upper die rear cutter 1, and the left side and the right side of the rear portion of the lower die 2 are provided with limit plates 26. The lower mould can be placed to the reel cover, and the rear portion of reel can carry out axial location to limiting plate 26 of lower mould 2 both sides, and the reel can be held to the lower buffer block of lower mould 2.
As shown in fig. 2 and 3, two lower buffer blocks 22 are respectively disposed on the left and right sides of the lower arc surface 21. One end of the lower cushion block 22 is close to the boundary of the circular arc portion of the roll 3 and the flattening portion 31. The lower buffer block 22 can extend upwards out of the lower arc surface 21, the top of the lower buffer block 22 can extend out to a position higher than the highest point of the middle part of the lower arc surface 21, and the flattening part of the winding drum 3 is not contacted with the highest point of the middle part of the lower arc surface 21 when the winding drum is placed on the lower die 2. The lower cushion block 21 is contracted downward to the bottom with its upper end aligned with the lower arc surface 21. The upper die 1 is provided with an upper buffer block 12 at a corresponding position above the lower buffer block 22, the upper buffer block 12 can extend out of the upper arc surface 11 downwards, and the lower end of the upper buffer block 12 is aligned with the upper arc surface 11 when the upper buffer block 12 is upwards contracted to the top. One end of the upper buffer block 12 is close to the boundary of the circular arc part and the flattening part 31 of the winding drum 3, and the width of the upper buffer block 12 is larger than that of the lower buffer block 22. The upper cushion block 12 and the lower cushion block 22 are both polyurethane blocks.
As shown in fig. 7, a lower guide limiting rod 27 is provided at the lower part of the lower buffer block 22, a lower cushion rubber pad 28 is sleeved outside the lower guide limiting rod 27, the upper end of the lower cushion rubber pad 28 abuts against the upper buffer block 22, the lower end abuts against the lower die 2, and the lower cushion rubber pad 28 can be compressed when the lower buffer block 22 moves downwards. An upper guide limiting rod 17 is arranged at the upper part of the upper buffer block 12, an upper buffer rubber pad 16 is sleeved outside the upper guide limiting rod 17, the lower end of the upper buffer rubber pad 16 is abutted against the upper buffer block 12, the upper end of the upper buffer rubber pad is abutted against the upper die 1, and the upper buffer rubber pad can be compressed when the upper buffer block 12 moves upwards.
As shown in fig. 6, the upper die rear cutter 14 is an upper die movable cutter which can be arranged on the upper die in a back-and-forth moving manner, an upper adjusting screw 15 is rotatably arranged on the upper die, and the upper die movable cutter is in threaded fit with the upper adjusting screw 15; the upper adjusting screw 15 is rotated to adjust the front and rear positions of the upper die rear cutter 14. The lower die rear cutter 24 of the lower die 2 is a lower die movable cutter which can be arranged on the lower die 2 in a back-and-forth moving mode, a lower adjusting screw 25 is rotatably arranged on the lower die 2, the lower die movable cutter is in threaded fit with the lower adjusting screw 25, and the lower adjusting screw 25 is rotated to adjust the front and rear positions of the lower die rear cutter 24.
When the winding drum is in a circle restoration state, the winding drum 3 is sleeved on the lower die 2, the rear end of the winding drum 3 abuts against limiting plates on the left side and the right side of the lower die 2 to be axially positioned, and four lower buffer blocks 22 on the lower die 2 support arc surfaces on two sides of a flattening part of the winding drum; the hydraulic press drives the upper die 1 to move downwards, the upper buffer blocks 12 contact with the winding drum firstly, the winding drum is fixed by matching with the lower buffer blocks 22, and the four upper buffer blocks 12 are matched with the four lower buffer blocks 22 to clamp the winding drum 3, so that the winding drum 3 is prevented from deviating; the upper die 1 continues to move downwards, and the flattening part 31 of the winding drum 3 is restored to be in an arc shape under the interaction of the upper arc surface 11 and the lower arc surface 21; the upper die front cutter 13 and the upper die rear cutter 14 are in half contact with welding slag at the front end and the rear end of the winding drum 3 in the moving-down process of the upper die 1, the upper die front cutter 13 and the lower die front cutter 23 shear the welding slag at the front end of the winding drum along with the continuous moving-down of the upper die 2, the upper die rear cutter 14 and the lower die rear cutter 24 shear the welding slag at the rear end of the winding drum, and finally the welding slag at the front end and the rear end of the winding drum is cut off.
When the position for cutting off the welding slag needs to be adjusted finely, the upper adjusting screw 15 is rotated to adjust the position of the upper die rear cutter 14, and the lower adjusting screw 25 is rotated to adjust the position of the lower die rear cutter 15.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited to the above description, and all the equivalent changes and decorations made according to the claims of the present invention should still fall within the scope covered by the present invention.
Claims (7)
1. A compound circle die of a welded winding drum comprises an upper die and a lower die, wherein the upper die is arranged above the lower die; the upper end of lower mould is equipped with down the arc surface, and scalable being equipped with is used for holding the lower buffer block of reel on the lower mould, and the position that the cutter below corresponds before last mould of lower mould is equipped with cutter before the lower mould, and the position that cutter below corresponds after last mould of lower mould is equipped with cutter behind the lower mould, and the left and right sides at the rear portion of lower mould all is equipped with the limiting plate.
2. The mould as claimed in claim 1, wherein the lower arc surface has a lower bumper block on both left and right sides, the lower bumper block extends upward from the lower arc surface, the top of the lower bumper block extends to a position higher than the highest point of the middle part of the lower arc surface, and the upper end of the lower bumper block is aligned with or retracts below the lower arc surface when the lower bumper block retracts downward to the bottom.
3. The mold for rounding a welded drum according to claim 2, wherein the upper mold has an upper bumper at a position corresponding to a position above the lower bumper, the upper bumper extends downward to form an upper arc surface, and the lower end of the upper bumper is aligned with or retracted above the upper arc surface when the upper bumper is retracted upward to the top.
4. The mold for rounding a welded drum according to claim 1, wherein at least one of the upper mold front cutter and the upper mold rear cutter is an upper mold movable cutter, the upper mold movable cutter is movably disposed on the upper mold in a forward and backward direction, the upper mold is rotatably provided with an upper adjusting screw, and the upper mold movable cutter is in threaded engagement with the upper adjusting screw; the lower die front cutter or the lower die rear cutter at the lower position corresponding to the upper die movable cutter of the lower die is the lower die movable cutter, the lower die movable cutter can be arranged on the lower die in a back-and-forth moving mode, a lower adjusting lead screw is rotatably arranged on the lower die, and the lower die movable cutter is in threaded fit with the lower adjusting lead screw.
5. The mold of claim 3, wherein the lower bumper is positioned at an end adjacent to the intersection of the roll segment and the platen, and the upper bumper is positioned at an end adjacent to the intersection of the roll segment and the platen.
6. The mold according to claim 2, wherein a lower guide limiting rod is disposed at a lower portion of the lower buffer block, a lower buffer rubber pad is sleeved outside the lower guide limiting rod, and an upper end of the lower buffer rubber pad abuts against the upper buffer block and a lower end of the lower buffer rubber pad abuts against the lower mold.
7. The mold according to claim 3, wherein the upper buffer block has an upper guide limiting rod at its upper portion, and an upper buffer rubber pad is sleeved on the upper guide limiting rod, and the lower end of the upper buffer rubber pad abuts against the upper buffer block and the upper end of the upper buffer rubber pad abuts against the upper mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020781205.9U CN212285560U (en) | 2020-05-12 | 2020-05-12 | Reunion die of postweld reel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020781205.9U CN212285560U (en) | 2020-05-12 | 2020-05-12 | Reunion die of postweld reel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212285560U true CN212285560U (en) | 2021-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020781205.9U Active CN212285560U (en) | 2020-05-12 | 2020-05-12 | Reunion die of postweld reel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212285560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114453484A (en) * | 2022-01-28 | 2022-05-10 | 昆山德斯莱精密机械有限公司 | Trimming die for automobile steering knuckle |
-
2020
- 2020-05-12 CN CN202020781205.9U patent/CN212285560U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114453484A (en) * | 2022-01-28 | 2022-05-10 | 昆山德斯莱精密机械有限公司 | Trimming die for automobile steering knuckle |
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