CN210211198U - Injection mold of automobile fender - Google Patents
Injection mold of automobile fender Download PDFInfo
- Publication number
- CN210211198U CN210211198U CN201920983271.1U CN201920983271U CN210211198U CN 210211198 U CN210211198 U CN 210211198U CN 201920983271 U CN201920983271 U CN 201920983271U CN 210211198 U CN210211198 U CN 210211198U
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- Prior art keywords
- spring
- groove
- injection mold
- fixed
- fender
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- Expired - Fee Related
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- 238000002347 injection Methods 0.000 title claims abstract description 13
- 239000007924 injection Substances 0.000 title claims abstract description 13
- 239000005060 rubber Substances 0.000 claims description 9
- 238000004080 punching Methods 0.000 abstract description 11
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 description 11
- 239000004033 plastic Substances 0.000 description 11
- 229920003023 plastic Polymers 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 230000006837 decompression Effects 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 206010020649 Hyperkeratosis Diseases 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model belongs to the technical field of dies, and discloses an injection die for an automobile fender, which comprises a fixed plate, wherein supporting legs are arranged at two ends of the bottom of the fixed plate, hydraulic cylinders are respectively arranged at one side of the bottom of the fixed plate, which is close to two supporting legs, hydraulic rods are arranged at the bottoms of the two hydraulic cylinders, a punching plate is connected between the bottoms of the two hydraulic rods, an upper die is fixed in the middle of the bottom of the punching plate, a lower die is arranged below the punching plate, a groove is arranged at the top of the lower die, a piston is extruded by a fixed rod to enable the piston to move in a cavity groove, then the piston presses a first spring to shrink, a second spring at the outer wall of the fixed rod is extruded between the punching plate and the lower die to shrink, and both the first spring and the second spring can rebound and recover to the original state to play a role in buffering and pressure, damage to the fender blank is prevented.
Description
Technical Field
The utility model belongs to the technical field of the mould, concretely relates to injection mold of automobile mudguard.
Background
The tool can be widely used for blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like, the die has a specific outline or inner cavity shape, the blank can be separated (blanked) according to the contour line shape by applying the outline shape with a cutting edge, the blank can obtain a corresponding three-dimensional shape by applying the inner cavity shape, and the die generally comprises a movable die and a fixed die (or a convex die and a concave die), which can be separated or combined.
In chinese patent No. cn201821024139.x, an injection mold for automobile mudguard is disclosed, which describes that "in order to reduce the impact force of the stamping rod, prevent the impact force from being too large, damage the shape of the blank of the mudguard, the stamping rod is externally sleeved with a spring sleeve", but in the actual use process of the patent, the spring sleeve cannot play an effective buffering role for the stamping rod, the direct impact extrusion of the upper mold easily deforms the blank of the mudguard, thereby causing damage, affecting the quality and the attractiveness of the product, in addition, in the use process, the residual plastic in the groove is easily extruded out of the mold, the residual material is accumulated too much to affect the attachment between the upper mold and the lower mold, and the material is wasted, thereby improving the production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection mold of automobile mudguard to can't effectually play the buffering decompression effect of proposing in solving above-mentioned background art, and outside remaining plastics were extruded the mould, pile up too much influence and make and cause extravagant problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold of automobile mudguard, includes the fixed plate, the landing leg is all installed at the bottom both ends of fixed plate, and one side that the bottom of fixed plate is close to two landing legs all is fixed with the pneumatic cylinder, two the hydraulic stem is all installed to the bottom of pneumatic cylinder, two be connected with the punching press board between the bottom of hydraulic stem, be fixed with the mould in the middle of the bottom of punching press board, the lower mould is installed to the below of punching press board, the top of lower mould is seted up flutedly, the dead lever is all installed at the bottom both ends of punching press board, the outer wall cover of dead lever is equipped with the second spring, the chamber groove has all been seted up to the below that the top both ends of lower mould are close to the dead lever, the inside bottom mounting in chamber groove has.
Preferably, the drainage groove is formed in the lower die and located between the groove and the cavity groove, the collecting box is mounted at the bottom of the lower die and close to the lower portion of the drainage groove, the exhaust fan is fixedly connected to one side of the supporting leg through the support, the air guide pipe is mounted inside the lower die, one end of the air guide pipe is communicated with the drainage groove, and the other end of the air guide pipe is connected with the exhaust fan through the hose.
Preferably, the outer wall of the piston is sleeved with a rubber pad, and the outer wall of the rubber pad is provided with an anti-slip groove.
Preferably, a filter screen is installed at one end, close to the drainage groove, of the air guide pipe, and a double-layer filter screen layer is arranged inside the filter screen.
Preferably, the bottom of the lower die is provided with a foot pad, and the outer wall of the foot pad is provided with an anti-skidding groove.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a dead lever extrusion piston makes the piston can remove in the chamber inslot, and then the piston is pressing first spring and is taking place the shrink, and the second spring of dead lever outer wall receives the extrusion between punching press board and the lower mould and takes place the shrink simultaneously, and first spring and second spring homoenergetic take place the rebound reconversion, and then play the effect of buffering decompression, have prevented that excessive extrusion from causing the fender body to damage.
(2) The utility model discloses an extrusion flow makes the defective material enter into the drainage groove, link up with the drainage groove mutually through the guide duct simultaneously, and air exhauster work produces and attracts the air current, makes the better flow of drainage inslot fall to the collection box under the effect of gravity in, and the recycle of being convenient for, and then prevents that the defective material from piling up too much influence and making, has avoided the material extravagant.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
in the figure: 1-fixing the plate; 2-a hydraulic cylinder; 3-a hydraulic rod; 4-punching the plate; 5-a support leg; 6-a wind guide pipe; 7-a foot pad; 8-a collection box; 9-lower die; 10-a groove; 11-a drainage groove; 12-upper mould; 13-an exhaust fan; 14-a fixation rod; 15-cavity groove; 16-a piston; 17-a first spring; 18-rubber pad; 19-a second spring; 20-a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: an injection mold for an automobile fender comprises a fixing plate 1, supporting legs 5 are respectively installed at two ends of the bottom of the fixing plate 1, hydraulic cylinders 2 are respectively fixed at one side of the bottom of the fixing plate 1 close to the two supporting legs 5, hydraulic rods 3 are respectively installed at the bottoms of the two hydraulic cylinders 2, a stamping plate 4 is connected between the bottoms of the two hydraulic rods 3, an upper mold 12 is fixed in the middle of the bottom of the stamping plate 4, a lower mold 9 is installed below the stamping plate 4, a groove 10 is formed in the top of the lower mold 9, the hydraulic rods 3 are driven by the hydraulic cylinders 2, so that the stamping plate 4 is driven by the pressure rods 3 to move, then the upper mold 12 on the stamping plate 4 acts on molten plastic in the groove 10, thereby accelerating the molding of a fender blank by an injection molding method, fixing rods 14 are respectively installed at two ends of the bottom of the stamping plate 4, a second spring 19 is sleeved on the outer wall of the fixing rods 14, the inside bottom mounting of chamber groove 15 has first spring 17, piston 16 is installed at first spring 17's top, extrude piston 16 through dead lever 14, make piston 16 can remove in chamber groove 15, then piston 16 is pressing first spring 17 and is taking place the shrink, the second spring 19 of dead lever 14 outer wall receives the extrusion between punching press board 4 and the lower mould 9 and takes place the shrink simultaneously, and first spring 17 and second spring 19 homoenergetic can take place the rebound reconversion, and then play the effect of buffering decompression, prevented that excessive extrusion from causing the fender blank to damage.
Further, drainage groove 11 has been seted up to the inside of lower mould 9 and the position department that is located between recess 10 and the chamber groove 15, and the bottom of lower mould 9 is close to the below of drainage groove 11 and installs collection box 8, support fixedly connected with air exhauster 13 is passed through to one side of landing leg 5, the internally mounted of lower mould 9 has guide duct 6, the one end and the drainage groove 11 of guide duct 6 are linked together, and the other end of guide duct 6 is connected with air exhauster 13 through the hose, when the remaining plastics in recess 10 are extruded, the clout flows into in drainage groove 11 through the extrusion, link up with drainage groove 11 through guide duct 6 simultaneously, air exhauster 13 work produces the suction air current, make the better flow of the molten plastics in drainage groove 11 under the effect of gravity in collecting box 8, be convenient for recycle, and then prevent that the clout from piling up too much influence and make, the material waste has been avoided.
Furthermore, the outer wall of the piston 18 is sleeved with a rubber pad 18, the rubber pad 18 enables the piston 16 to be tightly attached to the inner wall of the cavity groove 15, the piston 16 is prevented from moving randomly, and the outer wall of the rubber pad 18 is provided with an anti-slip groove.
Specifically, a filter screen 20 is installed at one end, close to the drainage groove 11, of the air guide pipe 6, the filter screen 20 plays a role in protection, residual materials are prevented from entering the air guide pipe 6, and a double-layer filter screen layer is arranged inside the filter screen 20.
Specifically, callus on the sole 7 is installed to the bottom of lower mould 9, and callus on the sole 7 plays the stable effect of antiskid, prevents that lower mould 9 from producing the slip, and the antiskid groove has been seted up to the outer wall of callus on the sole 7.
The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, plastic particles are added into a charging barrel of an injection molding machine quantitatively, plastic is gradually melted to be in a flowing state through the temperature set by the charging barrel and the shearing friction effect generated when a screw rod rotates, then molten plastic is injected into a groove 10 with lower temperature through a nozzle at high pressure and high speed, a hydraulic cylinder 2 drives a hydraulic rod 3, the hydraulic rod 3 drives a stamping plate 4 to move, an upper die 12 on the stamping plate 4 acts on the molten plastic in the groove 10, thereby the molding of a fender blank is accelerated through an injection molding and die casting method, a piston 16 is extruded through a fixed rod 14, the piston 16 can move in a cavity groove 15, then the piston 16 presses a first spring 17 to shrink, meanwhile, a second spring 19 on the outer wall of the fixed rod 14 is extruded between the stamping plate 4 and a lower die 9 to shrink, and both the first spring 17 and the second spring 19 can rebound and recover the original state, and then play the effect of buffering decompression, prevented that excessive extrusion from causing the fender body to damage, when the remaining plastics in recess 10 are extruded, the clout flows through the extrusion and enters into drainage groove 11, link up mutually with drainage groove 11 through guide duct 6 simultaneously, open air exhauster 13 and make its work produce and attract the air current, make the melting plastics in the drainage groove 11 better flow down under the effect of gravity in collecting box 8, be convenient for recycle, and then prevent that the clout from piling up too much influence and making, the material waste has been avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an injection mold of automobile mudguard which characterized in that: comprises a fixed plate (1), supporting legs (5) are installed at two ends of the bottom of the fixed plate (1), hydraulic cylinders (2) are fixed at one side, close to the two supporting legs (5), of the bottom of the fixed plate (1), hydraulic rods (3) are installed at the bottoms of the two hydraulic cylinders (2), a stamping plate (4) is connected between the bottoms of the two hydraulic rods (3), an upper die (12) is fixed in the middle of the bottom of the stamping plate (4), a lower die (9) is installed below the stamping plate (4), a groove (10) is formed in the top of the lower die (9), fixing rods (14) are installed at two ends of the bottom of the stamping plate (4), a second spring (19) is sleeved on the outer wall of each fixing rod (14), cavity grooves (15) are formed in two ends of the top of the lower die (9) close to the lower side of the fixing rods (14), and a first spring (17) is fixed at the bottom end of the, and a piston (16) is arranged at the top of the first spring (17).
2. The injection mold for a fender of an automobile according to claim 1, wherein: drainage groove (11) have been seted up to the inside of lower mould (9) and the position department that is located between recess (10) and chamber groove (15), and the bottom of lower mould (9) is close to the below in drainage groove (11) and installs collection box (8), one side of landing leg (5) is through support fixedly connected with air exhauster (13), the internally mounted of lower mould (9) has guide duct (6), the one end and the drainage groove (11) of guide duct (6) are linked together, and the other end of guide duct (6) is connected with air exhauster (13) through the hose.
3. The injection mold for a fender of an automobile according to claim 1, wherein: the outer wall of the piston (16) is sleeved with a rubber pad (18), and the outer wall of the rubber pad (18) is provided with an anti-slip groove.
4. The injection mold for a fender of an automobile according to claim 2, wherein: one end of the air guide pipe (6) close to the drainage groove (11) is provided with a filter screen (20), and a double-layer filter screen layer is arranged inside the filter screen (20).
5. The injection mold for a fender of an automobile according to claim 1, wherein: foot pads (7) are installed at the bottom of the lower die (9), and anti-skidding grooves are formed in the outer walls of the foot pads (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920983271.1U CN210211198U (en) | 2019-06-27 | 2019-06-27 | Injection mold of automobile fender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920983271.1U CN210211198U (en) | 2019-06-27 | 2019-06-27 | Injection mold of automobile fender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210211198U true CN210211198U (en) | 2020-03-31 |
Family
ID=69934421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920983271.1U Expired - Fee Related CN210211198U (en) | 2019-06-27 | 2019-06-27 | Injection mold of automobile fender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210211198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211765A (en) * | 2021-06-10 | 2021-08-06 | 东莞合志精密科技有限公司 | Gradually-entering type PC net material hot stretching equipment and process |
| CN113733430A (en) * | 2021-08-20 | 2021-12-03 | 宜兴市中碳科技有限公司 | Novel aircraft model interior trim part made of material |
-
2019
- 2019-06-27 CN CN201920983271.1U patent/CN210211198U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211765A (en) * | 2021-06-10 | 2021-08-06 | 东莞合志精密科技有限公司 | Gradually-entering type PC net material hot stretching equipment and process |
| CN113733430A (en) * | 2021-08-20 | 2021-12-03 | 宜兴市中碳科技有限公司 | Novel aircraft model interior trim part made of material |
| CN113733430B (en) * | 2021-08-20 | 2023-03-10 | 宜兴市中碳科技有限公司 | Novel aircraft model interior trim part made of material |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |