CN210817003U - Stamping die for accurate stamping of A-column outer plate - Google Patents
Stamping die for accurate stamping of A-column outer plate Download PDFInfo
- Publication number
- CN210817003U CN210817003U CN201921438808.2U CN201921438808U CN210817003U CN 210817003 U CN210817003 U CN 210817003U CN 201921438808 U CN201921438808 U CN 201921438808U CN 210817003 U CN210817003 U CN 210817003U
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- China
- Prior art keywords
- guide
- upper die
- stamping
- die base
- outer plate
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- 239000000463 material Substances 0.000 claims abstract description 60
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 9
- 238000004080 punching Methods 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 52
- 230000007704 transition Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The utility model relates to a stamping die of accurate punching press of A post planking belongs to stamping die's technical field, and it includes upper die base and die holder, and the die cavity has been seted up to the upper die base, is provided with the pressure material core in the upper die cavity, presses the material core and the vertical slip of upper die base, and upper die base and pressure are connected with the nitrogen cylinder between the material core, the upper die base is provided with the guide subassembly, and the guide subassembly includes guide pin bushing and guide bar, the vertical setting of guide pin bushing and upper die base fixed connection, guide bar sliding connection in the guide pin bushing, guide bar and pressure material core fixed connection, the top fixedly connected with of guide bar hangs the platform, and the external diameter of hanging the platform is greater than the internal diameter of guide pin bushing, the utility model discloses have make move more accurate effect.
Description
Technical Field
The utility model belongs to the technical field of stamping die's technique and specifically relates to a stamping die of accurate punching press of A post planking is related to.
Background
At present, a stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.
The existing Chinese patent with the reference publication number of CN208787312U discloses a multi-azimuth side punching composite die for an automobile C-pillar, which comprises a lower die assembly, an upper die assembly, a template motion guiding device and a material pressing core, wherein the lower die assembly is provided with a lower die plate and a lower die plate; the upper die assembly is positioned above the lower die assembly and can move up and down along the template movement guide device, the upper die assembly comprises an upper die base, an upper die cavity is arranged on the upper die base, the material pressing core is arranged in the upper die cavity, a plurality of wedges are arranged in the upper die cavity, the plurality of wedges are distributed in the upper die cavity along a plurality of directions and a plurality of inclination angles, and inclined punches are arranged at the tops of the wedges; the lower die assembly comprises a lower die base, a male die is arranged on the lower die base, a plurality of male die inserts matched with the wedges are arranged in the male die, the male die inserts are detachably connected with the male die, a plurality of material pressing core guide plates are arranged on the side wall of each material pressing core, and the material pressing cores are slidably connected with the side wall of the upper die cavity through the material pressing core guide plates.
The above prior art solutions have the following drawbacks: the material pressing core is connected with the upper die base in a sliding mode through the material pressing core guide plate, the material pressing core guide plate is generally used for guiding a machining surface, machining precision is relatively low, and therefore the material pressing core guide plate cannot guide the material pressing core and the upper die base in a sliding mode accurately.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a make and remove the stamping die of the accurate punching press of more accurate A post planking between pressure material core and the upper die base.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the stamping die for accurate stamping of the column A outer plate comprises an upper die base and a lower die base, wherein an upper die cavity is formed in the upper die base, a material pressing core is arranged in the upper die cavity, the material pressing core vertically slides relative to the upper die base, a nitrogen cylinder is connected between the upper die base and the material pressing core, the upper die base is provided with a guide assembly, the guide assembly comprises a guide sleeve and a guide rod, the guide sleeve is vertically arranged and is fixedly connected with the upper die base, the guide rod is connected in the guide sleeve in a sliding mode and is fixedly connected with the material pressing core, a hanging table is fixedly connected to the top end of the guide rod, and the outer diameter of the.
By adopting the technical scheme, the guide rod is adopted to guide the movement between the pressing core and the upper die base, the guide pillar is matched with the guide sleeve, and the precision between the two standard parts of the guide pillar and the guide sleeve can be ensured to be higher, so that the guide between the pressing core and the upper die base is more accurate, the effect of more accurate movement between the pressing core and the upper die base is achieved, the punching process of the pressing core is more accurate, and the forming quality is favorably improved; when the guide sleeve is installed on the upper die base, the frozen guide rod is installed above the upper die base, the frozen guide rod can slightly contract, installation between the pressing core and the guide rod is facilitated, the pressing core is installed on the guide rod, the pressing core is assembled with the upper die base, the guide rod plays a role in positioning the pressing core in the assembling process, the assembling precision is improved, the situation that the inclined wedge and the like installed on the upper die base are damaged due to relative shaking of the pressing core and the upper die base in the installing process is avoided, and the assembling efficiency is improved.
The utility model discloses further set up to: the material pressing core is provided with a guide groove, a fixing block is arranged in the guide groove and located below the guide rod, the fixing block is fixedly connected with the guide rod, and the fixing block is in transition fit with the guide groove.
Through adopting above-mentioned technical scheme, fixed block and guide way transition fit make fixed block and press material core fixed connection together to the guide bar can reciprocate with pressing the material core together, thereby guarantees that the guide bar can slide from top to bottom in the guide pin bushing and produce the guide effect to pressing the removal of material core, has further guaranteed the accuracy that the material core removed.
The utility model discloses further set up to: and a vertical fixing screw is connected between the fixing block and the guide rod.
Through adopting above-mentioned technical scheme, after the guide bar finishes with pressing the material core installation, with the fixed block from up installing in the mounting hole down, then pass the fixed block with the fixed screw and with guide bar threaded connection together, fix promptly between fixed block and the guide bar and finish, make the connection between fixed block and the guide bar comparatively convenient.
The utility model discloses further set up to: the number of the fixing screws is at least two.
Through adopting above-mentioned technical scheme, guaranteed the stability of fixing between fixed block and the guide bar, make difficult production break away from between fixed block and the guide bar.
The utility model discloses further set up to: the lower surface of fixed block has seted up the retainer plate, has seted up the fixed slot on the vertical lateral wall of retainer plate, and the fixed slot inside callipers is equipped with the mounting, and the mounting is located the below of fixed screw.
Through adopting above-mentioned technical scheme, the mounting card makes mounting and fixed block relatively fixed and difficult breaking away from in the fixed slot, because the fixed block with press the material core to remove from top to bottom together, it will be not hard up to have lasted for a long time, and the mounting blocks the set screw, avoids the set screw not hard up and falls down to the set screw can be connected to the fixed block with the guide bar together, has avoided the fixed block to drop.
The utility model discloses further set up to: the mounting is the ring shape and has certain elasticity, and the mounting is seted up jaggedly.
Through adopting above-mentioned technical scheme, make the back that finishes of installation between fixed block and the guide bar, pinch the mounting to the position that is close to its axis tightly, its both ends position is close to the length that makes the breach each other and reduces, makes the mounting be convenient for the card go into in the fixed slot, after the mounting gets into the fixed slot, loosens the mounting, and the deformation of mounting resumes, and in the fixed slot was gone into to the mounting card, the installation that makes the mounting was comparatively convenient.
The utility model discloses further set up to: the length of the gap is less than that of the shortest fixing groove.
Through adopting above-mentioned technical scheme, after the mounting got into the fixed slot, loosen the mounting, the deformation of mounting resumes, keeps away from each other between the tip of mounting and resumes the size of breach, and the setting of breach size has guaranteed that the breach position can not break away from the both sides of shortest fixed slot, has guaranteed the stability of mounting in the fixed slot.
The utility model discloses further set up to: and each material pressing core is provided with four guide rods.
Through adopting above-mentioned technical scheme, four guide bars simultaneous action guide, have further guaranteed the accurate nature of guide effect, make the removal between pressing material core and the last mould more accurate, press the material core punching press more accurate, are favorable to improving the shaping quality.
To sum up, the utility model discloses a beneficial technological effect does:
1. by arranging the guide assembly, the stamping process of the material pressing core is more accurate, and the forming quality is improved;
2. by arranging the fixing piece, the fixing screw can be prevented from loosening and falling off, so that the fixing screw can connect the fixing block and the guide rod together, and the fixing block is prevented from falling off;
3. through setting up the breach, make the installation of mounting comparatively convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view of the upper die base and the core press;
FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;
fig. 4 is a schematic diagram of the explosion structure of the present invention;
FIG. 5 is an enlarged partial view of portion B of FIG. 4;
fig. 6 is a schematic structural view of the fixing block viewed from below.
In the figure, 1, an upper die base; 11. a nitrogen cylinder; 12. an upper mold cavity; 13. pressing the material core; 131. a guide groove; 2. a guide assembly; 21. a guide sleeve; 22. a guide bar; 221. hanging a table; 3. a fixed block; 31. a stationary ring; 311. fixing grooves; 32. a fixing member; 321. a notch; 322. a through hole; 33. fixing screws; 4. and a lower die holder.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a stamping die of accurate punching press of A post planking, including upper die base 1 and die holder 4, upper die cavity 12 has been seted up to upper die base 1, is provided with in the upper die cavity 12 and presses material core 13, presses material core 13 and 1 vertical slip of upper die base, is connected with nitrogen cylinder 11 between upper die base 1 and the pressure material core 13, and nitrogen cylinder 11 drives and slides from top to bottom between material core 13 and the upper die base 1, and upper die base 1 is provided with guide assembly 2, and guide assembly 2 is to pressing the certain guide effect that produces of material core 13, has improved the accuracy nature that presses material core 13 to remove.
Referring to fig. 3 and 4, the guide assembly 2 includes a guide sleeve 21 and a guide rod 22, the guide sleeve 21 is vertically disposed and fixedly connected with the upper die holder 1, the guide rod 22 is slidably connected in the guide sleeve 21, the guide rod 22 extends into the pressing core 13, the pressing core 13 is provided with a vertical guide groove 131 from the lower surface of the pressing core 13, a fixed block 3 is disposed in the guide groove 131, the fixed block 3 is located below the guide rod 22, at least two fixing screws 33 are connected between the fixed block 3 and the guide rod 22, the fixing screws 33 are disposed, in the scheme, three fixing screws 33 are disposed, distances from the three fixing screws 33 to axes of the fixed block 3 are the same, the fixing screws 33 are uniformly distributed around the axes of the fixed block 3, the guide rod 22 is fixedly connected with the pressing core 13 through the fixing screws 33, the fixed block 3 is in transition fit with the guide groove 131, the top end of the guide rod 22 is fixedly connected, the outer diameter of the hanging table 221 is larger than the inner diameter of the guide sleeve 21, and the guide sleeve 21 has a limiting effect on the hanging table 221, so that the hanging table 221 cannot slide down from the guide sleeve 21, and the top of the guide rod 22 is prevented from slipping off from the top of the guide rod 22. Every pressure material core 13 sets up four guide bars 22, sets up four guide assembly 2 between every pressure material core 13 and the upper die base 1 promptly, and four guide bars 22 act on simultaneously and guide, have further guaranteed the accurate nature of guide assembly 2's guide effect. When the piston rod of the nitrogen cylinder 11 drives the material pressing core 13 to move relative to the upper die base 1, the material pressing core 13 drives the guide rod 22 to move together, so that the guide rod 22 slides in the guide sleeve 21, the precision between the two standard parts of the guide pillar and the guide sleeve 21 can be guaranteed to be high, the guide between the material pressing core 13 and the upper die base 1 is accurate, and the material pressing core 13 is punched accurately.
Referring to fig. 5 and 6, retainer plate 31 has been seted up to the lower surface of fixed block 3, retainer plate 31 is circular shape groove, the axis of retainer plate 31 coincides with guide bar 22's axis, fixed slot 311 has been seted up on the vertical lateral wall of retainer plate 31, the card is equipped with mounting 32 in the fixed slot 311, mounting 32 is the ring shape and has certain elasticity, mounting 32 is located the below of fixed screw 33, breach 321 has been seted up to mounting 32, the length of breach 321 is less than the length of shortest fixed slot 311, the both ends of mounting 32 expand, and vertical through-hole 322 has been seted up at the both ends of mounting 32. Because the fixing block 3 and the pressing core 13 move up and down together, the fixing block will loosen a little after a long time, and the fixing piece 32 clamps the fixing screw 33 to prevent the fixing screw 33 from loosening and falling down, so that the fixing screw 33 can connect the fixing block 3 and the guide rod 22 together to prevent the fixing block 3 and the guide rod 22 from falling down.
The implementation principle of the embodiment is as follows: the piston rod of the nitrogen cylinder 11 extends out, the nitrogen cylinder 11 drives the material pressing core 13 to move, the material pressing core 13 moves downwards relative to the upper die base 1 to punch a product, meanwhile, the guide rod 22 moves downwards along with the material pressing core 13, the guide rod 22 and the guide sleeve 21 slide relatively to each other to guide the movement of the material pressing core 13, the guide rod 22 is adopted to guide the movement between the material pressing core 13 and the upper die base 1, the guide pillar and the guide sleeve 21 are matched, the precision can be guaranteed to be higher between the two standard parts of the guide pillar and the guide sleeve 21, and therefore the guide between the material pressing core 13 and the upper die base 1 is more accurate, the effect that the movement between the material pressing core 13 and the upper die base 1 is more accurate is achieved, the punching process of the material pressing core 13 is more accurate, and the product forming quality is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
- The stamping die of the accurate punching press of A post planking, including upper die base (1) and die holder (4), upper die cavity (12) have been seted up in upper die base (1), are provided with in upper die cavity (12) and press material core (13), press material core (13) and upper die base (1) vertical slip, are connected with nitrogen cylinder (11), its characterized in that between upper die base (1) and pressure material core (13): the upper die base (1) is provided with a guide assembly (2), the guide assembly (2) comprises a guide sleeve (21) and a guide rod (22), the guide sleeve (21) is vertically arranged and is fixedly connected with the upper die base (1), the guide rod (22) is connected in the guide sleeve (21) in a sliding mode, the guide rod (22) is fixedly connected with a material pressing core (13), the top end of the guide rod (22) is fixedly connected with a hanging table (221), and the outer diameter of the hanging table (221) is larger than the inner diameter of the guide sleeve (21).
- 2. The stamping die for the precision stamping of the A-pillar outer plate as claimed in claim 1, wherein: guide way (131) have been seted up in pressure material core (13), are provided with fixed block (3) in guide way (131), and fixed block (3) are located the below of guide bar (22), fixed block (3) and guide bar (22) fixed connection, and fixed block (3) and guide way (131) transition fit.
- 3. The stamping die for the precision stamping of the A-pillar outer plate as claimed in claim 2, wherein: and a vertical fixing screw (33) is connected between the fixing block (3) and the guide rod (22).
- 4. The stamping die for the precision stamping of the A-pillar outer plate as claimed in claim 3, wherein: the number of the fixing screws (33) is at least two.
- 5. The stamping die for the precision stamping of the A-pillar outer plate as claimed in claim 2, wherein: retainer plate (31) have been seted up to the lower surface of fixed block (3), have seted up fixed slot (311) on the vertical lateral wall of retainer plate (31), and fixed slot (311) inside callipers is equipped with mounting (32), and mounting (32) are located the below of fixed screw (33).
- 6. The stamping die for the precision stamping of the A-pillar outer plate as claimed in claim 5, wherein: the fixing piece (32) is in a ring shape and has certain elasticity, and a notch (321) is formed in the fixing piece (32).
- 7. The stamping die for the precision stamping of the A-pillar outer plate as claimed in claim 6, wherein: the length of the gap (321) is less than the length of the shortest fixing groove (311).
- 8. The stamping die for the precision stamping of the A-pillar outer plate as claimed in claim 1, wherein: four guide rods (22) are arranged on each pressing core (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921438808.2U CN210817003U (en) | 2019-08-30 | 2019-08-30 | Stamping die for accurate stamping of A-column outer plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921438808.2U CN210817003U (en) | 2019-08-30 | 2019-08-30 | Stamping die for accurate stamping of A-column outer plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210817003U true CN210817003U (en) | 2020-06-23 |
Family
ID=71270619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921438808.2U Expired - Fee Related CN210817003U (en) | 2019-08-30 | 2019-08-30 | Stamping die for accurate stamping of A-column outer plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210817003U (en) |
-
2019
- 2019-08-30 CN CN201921438808.2U patent/CN210817003U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 |