CN216729155U - Main beam sizing die - Google Patents
Main beam sizing die Download PDFInfo
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- CN216729155U CN216729155U CN202123159292.8U CN202123159292U CN216729155U CN 216729155 U CN216729155 U CN 216729155U CN 202123159292 U CN202123159292 U CN 202123159292U CN 216729155 U CN216729155 U CN 216729155U
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Abstract
The utility model discloses a girder sizing die, include: the upper die comprises an upper fixing plate, the upper fixing plate is provided with a pressing plate and at least two inclined blocks, the pressing plate is used for pressing the main beam, and the at least two inclined blocks are respectively positioned on two opposite sides of the pressing plate; the lower die comprises a lower fixing plate positioned below the upper fixing plate, the top of the lower fixing plate is provided with a sliding block for extruding the outer side wall of the main beam corresponding to each inclined block, the sliding block is in sliding fit with the inclined block corresponding to the sliding block, a cavity is formed between the two sliding blocks, and a male die is arranged in the cavity corresponding to the pressing plate; the top of bottom plate still corresponds each slider and is equipped with elastic component and guide holder, and the slider can be connected on the guide holder and be connected with elastic component along the direction relative sliding that is close to or keeps away from the terrace die, through setting up the guide holder to make the slider slide along normal orbit all the time under the guide of guide holder, and then improve the plastic precision of girder sizing die and in order to ensure that the girder size that it was plastic meets the requirements.
Description
Technical Field
The utility model relates to an auto-parts plastic mould technical field, concretely relates to girder sizing die.
Background
The main beam of the automobile suspension is generally formed by stamping through a stamping die, and is shaped through a main beam shaping die after being formed by stamping, so that the main beam meets the size requirement. The existing main beam shaping die comprises an upper die arranged on an upper moving plate of a press machine and a lower die which is positioned below the upper die and arranged on a working table surface of the press machine, wherein the upper die comprises an upper fixing plate, a pressing plate arranged on the upper fixing plate and two inclined blocks which are positioned on two opposite sides of the pressing plate and fixed on the upper fixing plate, the lower die comprises a lower fixing plate, a positioning seat fixed on the lower fixing plate, a supporting die fixed on the lower die plate and corresponding to the pressing plate and a sliding block respectively corresponding to the two inclined blocks, the sliding block is connected on the positioning seat in a sliding way and matched with the inclined blocks in a sliding way, when the main beam is shaped by punching, the upper die moves downwards to drive the inclined blocks to move downwards to be matched with the sliding block, and the sliding block moves towards the supporting die to extrude the main beam under the extrusion of the inclined blocks, so that the purpose of shaping the main beam is achieved. However, the sliding block is prone to deviating from the normal movement track in the process of being extruded by the inclined block, so that the main beam after being shaped is prone to generating the condition of size out-of-tolerance, namely the shaping precision of the main beam shaping die is low.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model aims at providing a can improve girder sizing die of plastic precision.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
girder sizing die includes:
the upper die comprises an upper fixing plate, the upper fixing plate is provided with a pressing plate and at least two inclined blocks, the pressing plate is used for pressing the main beam, and the at least two inclined blocks are respectively positioned on two opposite sides of the pressing plate;
the lower die comprises a lower fixing plate positioned below the upper fixing plate, a sliding block used for extruding the outer side wall of the main beam is arranged at the top of the lower fixing plate corresponding to each inclined block, the sliding block is in sliding fit with the inclined block corresponding to the sliding block, a cavity is formed between the two sliding blocks, and a male die is arranged in the cavity corresponding to the pressing plate; the top of the lower fixing plate is also provided with an elastic component and a guide seat corresponding to each sliding block, and the sliding blocks can be connected to the guide seats in a relatively sliding manner along the direction close to or far away from the male die and are connected with the elastic components.
Furthermore, the end faces of the two sliding ends of the sliding block are respectively concavely provided with a sliding groove extending along the width direction of the main beam shaping die, the side wall of the guide seat close to the sliding groove is convexly provided with a convex part, and the convex part is in sliding fit with the sliding groove.
Furthermore, the guide seat comprises a supporting block positioned below the sliding block and two connecting blocks respectively positioned outside the end faces of the two sliding ends, the supporting block and the connecting blocks are fixed on the lower fixing plate, the bottom surface of the sliding block is in sliding fit with the top surface of the supporting block, and the convex part is convexly extended on the side wall of the connecting block close to the sliding chute.
Furthermore, the fixed plate is provided with two guide seats corresponding to each sliding block, and one guide seat is arranged corresponding to the sliding end of one sliding block.
Furthermore, the lower die comprises two fixed seats fixed at the top of the lower fixing plate, the two fixed seats are respectively positioned on two opposite outer sides of the male die, and the elastic assembly and the guide seat are connected onto the fixed seats.
Furthermore, each fixing seat is provided with a guide block in a protruding mode on the inner side wall, each inclined block is concavely provided with a guide groove in sliding fit with the guide block corresponding to the guide block, and the guide grooves extend up and down.
Furthermore, the upper fixing plate is provided with a plurality of inclined blocks corresponding to each sliding block, the inclined blocks corresponding to each sliding block are arranged in a row along the length direction of the sliding block, each inclined block is provided with one guide groove, and the inner side wall of the fixing seat is provided with one guide block corresponding to each guide groove in a protruding mode.
Further, the inside wall of fixing base corresponds the mounting groove has been seted up to the guide way, the guide block is located in the mounting groove and with the connection can be dismantled to the fixing base.
Furthermore, a base plate is arranged in the cavity, the base plate is fixed to the top of the lower fixing plate, and the male die is fixed to the top surface of the base plate; the elastic component comprises a sleeve arranged on the fixed seat, a bolt is connected in the sleeve, a spring is sleeved on the bolt, and one end of the bolt penetrates through the fixed seat and is connected with the sliding block.
Furthermore, the pressing plate is located below the upper fixing plate and is connected to the upper fixing plate in a relative sliding mode through the knock rod in the up-down direction, a limiting plate used for limiting the movement stroke of the pressing plate is detachably connected to the top surface of the pressing plate, and the top surface of the limiting plate is used for abutting against the upper fixing plate.
The utility model discloses girder sizing die corresponds each through the top at the fixed plate the slider sets up elastic component and guide holder, the slider can be followed and is close to or keeps away from the direction of terrace die relatively sliding connect in on the guide holder and with elastic component connects to make the slider slide along normal orbit all the time under the guide of guide holder, can improve positioning accuracy, and then improve the girder sizing die's shaping precision in order to ensure that the girder size meet the requirements of its shaping.
Drawings
Fig. 1 is a partial three-dimensional exploded view of the main beam shaping die of the present invention;
FIG. 2 is a perspective assembly view showing the operation process of the mold clamping in the use state of FIG. 1;
fig. 3 is a cross-sectional view of fig. 2.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1 to 3, the embodiment of the present invention provides a girder shaping die, which is installed on a press (not shown) and used for stamping and shaping a girder 100 of a heavy truck, wherein the girder shaping die comprises an upper die 1 installed on a moving plate on the press and a lower die 2 located below the upper die 1 and installed on a working table of the press.
The upper die 1 comprises an upper fixing plate 11, the upper fixing plate 11 is provided with a pressing plate 12 and at least two inclined blocks 13, the pressing plate 12 is used for pressing the main beam 100, and the at least two inclined blocks 13 are respectively located on two opposite sides of the pressing plate 12. The pressing plate 12 is located below the upper fixing plate 11 and is connected to the upper fixing plate 11 through a knock rod in a relatively sliding manner in the up-down direction, the top surface of the pressing plate 12 is detachably connected with a limiting plate 14 used for limiting the movement stroke of the pressing plate 12 through a screw, the top surface of the limiting plate 14 is used for abutting against the upper fixing plate 11, and when the press machine drives the upper die 1 to move to the lowest point, the top surface of the limiting plate 14 abuts against the lower plate surface of the upper fixing plate 11. Due to the detachable design of the limit plate 14, when the movement stroke of the upper die 1 is adjusted, the movement stroke of the upper die 1 is adjusted by replacing the limit plate 14 with a different height. In this embodiment, the upper fixing plate 11 is provided with a plurality of inclined blocks 13 corresponding to each sliding block 22, the plurality of inclined blocks 13 corresponding to each sliding block 22 are uniformly arranged in a row along the length direction of the sliding block 22, each inclined block 13 is provided with a guide groove 131, and the plurality of inclined blocks 13 are arranged to provide uniform extrusion force for the sliding block 22, so that the main beam 100 is uniformly stressed and normally deformed, and the shaping precision of the main beam shaping mold is improved.
The lower die 2 comprises a lower fixing plate 21 located below the upper fixing plate 11, a sliding block 22 for extruding the outer side wall of the main beam 100 is arranged at the top of the lower fixing plate 21 corresponding to each inclined block 13, the sliding block 22 is in sliding fit with the inclined block 13 corresponding to the sliding block 22, a cavity 20 is formed between the two sliding blocks 22, a male die 23 is arranged in the cavity 20 corresponding to the pressing plate 12, a backing plate 27 for supporting the male die 23 is further arranged in the cavity 20, the backing plate 27 is fixed at the top of the lower fixing plate 21, and the male die 23 is fixed on the top surface of the backing plate 27. The top of the lower fixing plate 21 is further provided with an elastic assembly 24 and a guide seat 25 corresponding to each slide block 22, and the slide blocks 22 are relatively slidably connected to the guide seats 25 in a direction approaching or departing from the male die 23 and connected with the elastic assembly 24. Through setting up guide holder 25 to make slider 22 slide along normal orbit all the time under the guide of guide holder 25, can improve positioning accuracy, and then improve the plastic precision of girder sizing die and ensure that the girder 100 size that it was plastic meets the requirements.
The slider 22 extends along the length direction of the main beam shaping die, the end faces of the two sliding ends 221 of the slider 22 are respectively and concavely provided with a sliding groove 2211 extending along the width direction of the main beam shaping die, the side wall of the guide seat 25 close to the sliding groove 2211 is convexly provided with a convex part 2212, and the convex part 2212 is in sliding fit with the sliding groove 2211 to form a guide structure for guiding the slider 22 to always slide along a normal sliding track, so that the slider 22 is prevented from deviating from the normal sliding track, and the main beam 100 is shaped according to a preset shaping direction. Specifically, in order to simplify the structure, the guide holder 25 includes a supporting block 251 located below the slider 22 and two connecting blocks 252 located outside end surfaces of the two sliding ends 221, the supporting block 251 and the connecting blocks 252 are fixed to the lower fixing plate 21, a bottom surface of the slider 22 is supported by the supporting block 251 and is in sliding fit with a top surface of the supporting block 251, and a protrusion 2212 is protruded from a side wall of the connecting block 252 close to the sliding slot 2211. In the present embodiment, in order to simplify the structure and the manufacturing process and save material, the fixing plate is provided with two guiding seats 25 corresponding to each sliding block 22, one guiding seat 25 is provided corresponding to the sliding end 221 of one sliding block, that is, one guiding seat 25 supports one end of the sliding block 22.
The lower die 2 further comprises two fixing seats 26 fixed on the top of the lower fixing plate 21, the two fixing seats 26 are respectively located on two opposite outer sides of the male die 23, and the elastic assembly 24 and the guide seat 25 are connected to the fixing seats 26. The elastic component 24 includes a sleeve 241 mounted on the fixing base 26, a bolt 242 is connected in the sleeve 241, a spring 243 is sleeved on the bolt 242, and one end of the bolt 242 penetrates through the fixing base 26 and is connected with the slider 22. A guiding block 261 is protruded from the inner side wall of each fixed seat 26, a guiding groove 131 which is in sliding fit with the guiding block 261 is concavely arranged on each inclined block 13 corresponding to the guiding block 261, and the guiding groove 131 extends up and down. The guide block 261 can strengthen the structural strength of fixing base 26, and guide block 261 and guide way 131 sliding fit form the guide structure that is used for guiding slider 22 along the motion of normal movement track, ensure that sloping block 13 extrudes slider 22 along normal direction all the time, improve positioning accuracy, make and need not set up the guide pillar between last mould 1 and the lower mould 2, assume to set up the guide pillar between last mould 1 and the lower mould 2, on the one hand, it needs to reserve great installation space for the guide pillar and has increased the volume of girder sizing die to go up mould 1 and lower mould 2, on the other hand guide pillar use cost is higher, therefore, the utility model discloses a girder sizing die is through setting up guide block 261 and guide way 131, on the one hand, when guaranteeing positioning accuracy and structural strength, has practiced thrift the installation space that supplies the guide pillar installation, on the other hand processing technology is simple, but reduction in production cost. In this embodiment, a guiding block 261 protrudes from the inner sidewall of the fixing base 26 corresponding to each guiding slot 131, so as to further improve the positioning accuracy, and further make the motion track of each inclined block 13 more accurate. Mounting groove 262 has been seted up to fixing base 26's inside wall corresponding guide way 131, and guide block 261 is located in mounting groove 262 and can dismantle with fixing base 26 and be connected, and guide block 261 detachably connected mode is convenient for change, does benefit to the later maintenance. Each of the fixing bases 26 is further fixed with a plurality of spacers (not numbered) located between the two guide bases 25, and the plurality of spacers are used for supporting the sliding block 22 and are uniformly arranged along the length direction of the sliding block 22.
When the main beam 100 is shaped, the main beam 100 is firstly placed on the male die 23, then the press machine is started, the driving mechanism of the press machine drives the upper die 1 to move downwards to drive the inclined block 13 and the pressing plate 12 to move downwards, when the pressing plate 12 is abutted against the top surface of the main beam 100, the inclined block 13 slides upwards, then the inclined block 13 continues to move downwards under the guidance of the guide block 261, when the inclined surface of the inclined block 13 is contacted with the inclined surface of the slide block 22, the slide block 22 is pressed by the inclined block 13 along the direction close to the male die 23, the pressed slide block 22 slides towards the male die 23 along the convex part 2212 and presses the outer side wall of the main beam 100 to enable the side plate of the main beam 100 to deform inwards, finally, when the lower die 2 moves to the lowest point, the top surface of the limit plate 14 is abutted against the bottom surface of the upper fixing plate 11, namely the shaping is finished, then, the driving mechanism drives the upper die 1 to move upwards to reset, and meanwhile, the slide block 22 moves in the direction far away from the male die 23 under the restoring force of the spring 243 to reset, after the above actions are completed, the main beam shaping die waits for the next main beam 100 to be subjected to the stamping and shaping process.
The utility model discloses girder sizing die corresponds each through the top at the fixed plate the slider sets up elastic component and guide holder, the slider can be followed and is close to or keeps away from the direction of terrace die relatively sliding connect in on the guide holder and with elastic component connects to make the slider slide along normal orbit all the time under the guide of guide holder, can improve positioning accuracy, and then improve the girder sizing die's shaping precision in order to ensure that the girder size meet the requirements of its shaping.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. Girder sizing die, its characterized in that includes:
the upper die comprises an upper fixing plate, the upper fixing plate is provided with a pressing plate and at least two inclined blocks, the pressing plate is used for pressing the main beam, and the at least two inclined blocks are respectively positioned on two opposite sides of the pressing plate;
the lower die comprises a lower fixing plate positioned below the upper fixing plate, a sliding block used for extruding the outer side wall of the main beam is arranged at the top of the lower fixing plate corresponding to each inclined block, the sliding block is in sliding fit with the inclined block corresponding to the sliding block, a cavity is formed between the two sliding blocks, and a male die is arranged in the cavity corresponding to the pressing plate; the top of the lower fixing plate is also provided with an elastic component and a guide seat corresponding to each sliding block, and the sliding blocks can be connected to the guide seats in a relatively sliding manner along the direction close to or far away from the male die and are connected with the elastic components.
2. The main beam sizing die of claim 1, wherein the end surfaces of the two sliding ends of the sliding block are respectively recessed with a sliding slot extending along the width direction of the main beam sizing die, and the side wall of the guide seat near the sliding slot is protruded with a convex part, and the convex part is in sliding fit with the sliding slot.
3. The main beam shaping die of claim 2, wherein the guide seat comprises a support block located below the sliding block and two connecting blocks located outside the end faces of the two sliding ends, the support block and the connecting blocks are fixed on the lower fixing plate, the bottom surface of the sliding block is in sliding fit with the top surface of the support block, and the convex portion protrudes from the side wall of the connecting block close to the sliding groove.
4. The main beam sizing die of claim 1, wherein two of said guide blocks are provided for each of said slide blocks of said stationary plate, one of said guide blocks being provided for a sliding end of one of said slide blocks.
5. The main beam shaping die of claim 1, wherein the lower die includes two fixing seats fixed to a top of the lower fixing plate, the two fixing seats are respectively located on two opposite outer sides of the male die, and the elastic assembly and the guide seat are connected to the fixing seats.
6. The main beam shaping die of claim 5, wherein a guide block protrudes from an inner side wall of each fixing seat, a guide groove slidably engaged with the guide block is concavely formed on each inclined block corresponding to the guide block, and the guide groove extends up and down.
7. The main beam shaping die of claim 6, wherein the upper fixing plate has a plurality of blocks corresponding to each of the blocks, the blocks corresponding to each of the blocks are arranged in a row along a length direction of the block, each block has a guide slot, and the inner sidewall of the fixing base has a guide block protruding from the inner sidewall corresponding to each guide slot.
8. The main beam shaping die of claim 6, wherein an installation groove is formed in the inner side wall of the fixing seat corresponding to the guide groove, and the guide block is arranged in the installation groove and detachably connected with the fixing seat.
9. The main beam shaping die of claim 5, wherein a backing plate is arranged in the cavity, the backing plate is fixed to the top of the lower fixing plate, and the male die is fixed to the top surface of the backing plate; the elastic component comprises a sleeve installed on the fixing seat, a bolt is connected in the sleeve, a spring is sleeved on the bolt, and one end of the bolt penetrates through the fixing seat and is connected with the sliding block.
10. The main beam shaping die of claim 1, wherein the pressing plate is located below the upper fixing plate and is connected to the upper fixing plate in a manner of relatively sliding in the vertical direction through a striking rod, a limiting plate for limiting the moving stroke of the pressing plate is detachably connected to the top surface of the pressing plate, and the top surface of the limiting plate is used for abutting against the upper fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123159292.8U CN216729155U (en) | 2021-12-15 | 2021-12-15 | Main beam sizing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123159292.8U CN216729155U (en) | 2021-12-15 | 2021-12-15 | Main beam sizing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216729155U true CN216729155U (en) | 2022-06-14 |
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ID=81935267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123159292.8U Active CN216729155U (en) | 2021-12-15 | 2021-12-15 | Main beam sizing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216729155U (en) |
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2021
- 2021-12-15 CN CN202123159292.8U patent/CN216729155U/en active Active
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