CN109647965B - Mould capable of quickly replacing mould core - Google Patents
Mould capable of quickly replacing mould core Download PDFInfo
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- CN109647965B CN109647965B CN201910099468.3A CN201910099468A CN109647965B CN 109647965 B CN109647965 B CN 109647965B CN 201910099468 A CN201910099468 A CN 201910099468A CN 109647965 B CN109647965 B CN 109647965B
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- mold core
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 description 11
- 230000009286 beneficial effect Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 6
- 238000004080 punching Methods 0.000 description 4
- 238000009966 trimming Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a die with a quick-replaceable die core, which comprises a die core and a die carrier for detachably connecting the die core, wherein the die core comprises an upper die core and a lower die core, the die carrier comprises an upper die carrier and a lower die carrier, at least one die core is an embedded die core embedded in a mounting groove arranged on the corresponding die carrier, the die also comprises a bolt component for connecting the die carrier and the embedded die core, the bolt component comprises a bolt and a nut, the bolt is arranged in a long hole penetrating through the profile interface of the embedded die core and the mounting groove in a penetrating way, and the bolt is arranged along the long hole in a guiding way and is provided with a dismounting position for enabling the bolt and the nut to completely move to the die carrier so as to release the fixation of the embedded die core. When the mold core is replaced, the bolts are unscrewed and move to the dismounting positions along the long holes, so that the embedded mold core and the mold frame can be separated, the embedded mold core is convenient to replace, the time for replacing the mold is saved, and the mold replacing efficiency is higher.
Description
Technical Field
The utility model relates to the field of blanking dies, in particular to a die capable of quickly replacing a die core.
Background
The blanking die is used in stamping production, external force is applied to a plate by virtue of a press machine and the die, the plate is separated, the workpiece with the required shape and size is obtained, the existing stamping process relates to frequent use and replacement of the stamping die, and the whole die is required to be taken down from a punch press to be replaced in order to ensure the processing precision of the die, and a new whole die is required to be lifted to the die position of the punch press to be replaced, and in addition, a plurality of persons are required to operate in the replacement process, and occasionally large-scale equipment such as a forklift, a crane and the like are required to be used, so that the replacement process is very inconvenient.
The Chinese patent with the publication number of CN204685834U provides a die with a quick-replaceable die core, which comprises an upper die frame, an upper die core, a lower die frame and a lower die core, wherein the upper die frame, the upper die core, the lower die frame and the lower die core are fixedly assembled in the same fixing mode, the upper die frame and the upper die core are exemplified, a plurality of guide holes are formed in the upper die core, guide columns which are inserted and assembled with the guide holes are formed in the upper die frame, and the positioning and the installation of the upper die frame and the upper die core are realized through the cooperation of the guide holes and the guide columns; the die further comprises a fixing device for fixing the upper die frame and the upper die core, the fixing device comprises a positioning hole arranged on the outer side face of the upper die core and two relatively arranged fixing blocks fixed on the upper die frame, wedge blocks matched with the positioning hole are arranged on the fixing blocks, the wedge blocks are inserted into the positioning holes in a pneumatic clamping mode, the fixing of the upper die frame and the upper die core is completed, the die cores and the die frames are detachably installed and fixed, and only the upper die core and the lower die core need to be replaced when the die is replaced, but the fixing device is complex in structure and high in cost.
In the prior art, a mode of detachably mounting the mold core and the mold frame is realized by using screws, for example, a general quick-change glue hanging bottom plate thermoforming mold disclosed in Chinese patent publication No. CN206898216U is disclosed, and an upper mold and a lower mold are respectively fixedly mounted on corresponding mold bases by using screws. However, since the thickness of the upper die and the lower die is generally large, the screw size is often long, and when the screw is dismounted, the screw is required to be dismounted completely, so that the dismounting is inconvenient, and the replacement efficiency is low.
In the prior art, a scheme of fixing a pressing plate is adopted, for example, a serial flexible deformation combined injection mold for a product is disclosed in Chinese patent application publication No. CN102059777B, the fixing mode is exemplified by the installation process of the mold, the upper mold comprises an upper mold seat, a middle plate, a female mold plate, an interchangeable female mold insert, an inclined pressing edge and a pressing plate, the middle plate, the female mold plate and the upper mold seat are connected by bolts, the quick-change female mold insert is inserted into a through groove of the interchangeable female mold, the quick-change female mold insert and the interchangeable female mold are inserted into an installation groove of the female mold plate, the interchangeable female mold is positioned and locked by two inclined pressing edges, the bolts are used for fastening, then the eight pressing plates are used for fastening the interchangeable female mold in the female mold plate, and the quick-change female mold insert is matched with the interchangeable female mold through a boss provided by the female mold insert per se, and is further fixed in the interchangeable female mold. According to the product condition, one or all of the quick-change female die insert and the interchangeable female die with the same peripheral dimension are replaced, and the lower die is fixed in the same way as the upper die, so that the replacement of the die is convenient, but the pressing plate is required to be arranged, and the problems of inconvenient assembly and disassembly and low die replacement efficiency are also caused.
Disclosure of Invention
The utility model aims to provide a die capable of quickly replacing a die core, which is used for solving the problems of inconvenient die core disassembly and assembly and low die replacement efficiency in the prior art.
The die with the die core capable of being replaced quickly comprises a die core and a die frame for the die core to be connected detachably, wherein the die core comprises an upper die core and a lower die core, the die frame comprises an upper die frame and a lower die frame, at least one die core is an embedded die core embedded in an installation groove arranged on the corresponding die frame, the die further comprises a bolt component used for connecting the die frame and the embedded die core, the bolt component comprises a bolt and a nut, the bolt is arranged in a long hole penetrating through the profile interface of the embedded die core and the installation groove in a penetrating mode, and the bolt is arranged along the long hole in a guiding mode and provided with a disassembling position on a guiding stroke, wherein the disassembling position enables the bolt and the nut to be completely moved to the die frame so as to release the fixation of the embedded die core.
The beneficial effects are as follows: the embedded mold core is embedded in the mounting groove, so that the embedded mold core is conveniently positioned, the embedded mold core is connected with the mold frame through the bolt component, the bolt penetrates through a long hole formed in the profile interface of the embedded mold core and the mounting groove, namely, a part of the long hole is arranged on the mold frame, a part of the long hole is arranged on the embedded mold core, when the mold core is replaced, the nut is unscrewed, the bolt component is moved to the dismounting position along the long hole, the separation of the embedded mold core and the mold frame can be realized, and the nut is not required to be completely dismounted, so that the embedded mold core is very convenient to replace, the time for replacing the mold is saved, and the replacement efficiency of the mold is higher; and the bolt component is matched with the long hole, so that the structure is simple, and the cost of the die is saved.
Further, a groove for embedding and guiding the head of the bolt to match is arranged on one side, which is opposite to the other mould frame, of the mould frame provided with the long hole.
The beneficial effects are as follows: one side of the die carrier is provided with a groove for guiding and matching the head of the bolt, and the head of the bolt is avoided through the groove, so that a gap for installing the head of the bolt is not required to be reserved on the die carrier, and the die carrier structure is more compact.
Further, the die carrier includes the backing plate and fixes the mold core fixed plate on the backing plate, the recess sets up on the backing plate and runs through the backing plate outside edge, the one end that keeps away from the mounting groove of the trompil that supplies the bolt to pass on the mold core fixed plate is the blind end.
The beneficial effects are as follows: the groove penetrates through the outer side edge of the base plate, and when the bolts are replaced or detached, the die core fixing plate is detached from the base plate, and the bolts can be installed or detached along the groove in a moving mode, so that the bolts are convenient to detach; when the die is installed, the bolts are directly moved into the long holes along the grooves and are connected with the embedded die cores, and the nuts are screwed to fix the embedded die cores, so that the die is convenient to install; and the blind end of the opening on the die core fixing plate, which is far away from the mounting groove, is used as a blind end, so that the bolt has a limited stroke in the long hole, and the bolt is prevented from slipping in the long hole.
Further, a mold core mounting hole penetrating through the thickness direction of the mold core fixing plate is formed in the mold core fixing plate, the inner hole wall of the mold core mounting hole forms the groove wall of the mounting groove, and the side face, facing the mold core fixing plate, of the base plate forms the groove bottom surface of the mounting groove.
The beneficial effects are as follows: the mounting groove is composed of a mold core fixing plate and a base plate, so that the mold frame structure is simplified, and the cost of the mold is saved.
Further, the mold core comprises a mold core body and a flange connected to the bottom of the mold core body, and a part of the long hole is positioned on the flange.
The beneficial effects are as follows: in addition, when the embedded mold core is disassembled and assembled, the bolts are moved out of the part of the long holes on the flange, so that the fixed relation between the embedded mold core and the mold frame can be released, the bolts are moved into the part of the long holes on the flange, and the nuts are screwed, so that the fixed relation between the embedded mold core and the mold frame can be established, and the fixed assembly of the embedded mold core is facilitated.
Further, an avoidance concave part for avoiding the nut is arranged on the mold core main body.
The beneficial effects are as follows: by arranging the avoidance concave part, the structure of the embedded mold core is more compact, the volume of the embedded mold core is reduced, and the weight of the embedded mold core is lightened.
Further, a positioning structure used for being matched with the mold core mounting hole in a circumferential positioning mode is arranged on the mold core.
The beneficial effects are as follows: the positioning structure is convenient for realizing positioning and assembling of the mold core in the mold core mounting hole.
Further, the long hole is provided with at least two positions.
The beneficial effects are as follows: at least two long holes are arranged, so that the fixation of the embedded mold core is more stable.
Further, the lower die carrier includes the lower bolster, and fixed mounting has the backup pad that is used for supporting the panel of waiting to process on the lower bolster, and the face of backup pad and the top surface parallel and level of mold core fixed plate.
The beneficial effects are as follows: the face of backup pad and the top surface parallel and level of mold core fixed plate when waiting to process the panel great, can provide auxiliary stay to the panel.
Drawings
FIG. 1 is an assembly schematic of a mold embodiment of the present utility model with a rapidly replaceable mold core;
FIG. 2 is a schematic diagram of the assembly of the upper and lower mold frames of FIG. 1;
FIG. 3 is a schematic perspective view of an upper mold of a mold embodiment of the present utility model with a rapidly replaceable mold core;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a schematic view of the structure of the lower mold of the mold embodiment of the present utility model with a rapidly replaceable mold core;
FIG. 6 is a schematic view of the structure of an upper insert core of a mold embodiment of the present utility model with a rapidly replaceable core;
FIG. 7 is a schematic view of the structure of the upper and lower insert core combinations of the mold embodiment of the present utility model with a rapidly replaceable core;
in the figure: 1-an upper template; 2-an upper die cushion plate; a 3-T-shaped groove; 4-upper mounting groove; 5-an upper mold core fixing plate; 6-a nut; 7-a bolt; 8-supporting plates; 9-lower template; 10-a lower die backing plate; 11-a lower mold core fixing plate; 12-a material pressing plate; 13-an upper die fixing plate; 14-a lower mounting groove; 15-embedding a mold core downwards; 16-positioning and trimming circumferentially; 17-U-shaped outer opening; 18-relief recesses; 19-U-shaped inner openings; 20-punching heads; 21-punching holes; 22-rubber plate.
Detailed Description
The following describes a further embodiment of the inventive mold with a rapid replaceable mold core with reference to the accompanying drawings.
The die capable of quickly replacing the die core comprises an upper die and a lower die, as shown in fig. 1-7, the upper die comprises an upper embedded die core and an upper die frame, the lower die comprises a lower embedded die core and a lower die frame, an upper mounting groove 4 is formed in the upper die frame, the upper embedded die core is embedded in the upper mounting groove 4 through a bolt assembly, the bolt assembly comprises a bolt 7 and a nut 6, a lower mounting groove 14 is formed in the lower die frame, and a lower embedded die core 15 is embedded in the lower mounting groove 14 through a screw.
Specifically, the upper die carrier includes the cope match-plate pattern 1 that sets gradually from top to bottom, go up die cushion board 2 and last mold core fixed plate 5, as shown in fig. 2, cope match-plate pattern 1, go up die cushion board 2 and go up mold core fixed plate 5 and pass through screw fixed connection and become a whole, be provided with the upper mold core mounting hole that runs through upper mold core fixed plate 5 along the thickness direction of upper mold core fixed plate 5 at the middle part of last mold core fixed plate 5, the interior pore wall of upper mold core mounting hole forms the last mounting groove 4 that is used for installing the inlaying mold core jointly with the downside of last die cushion board 2, the interior pore wall of last mold core mounting hole constitutes the cell wall of last mounting groove 4, the downside of last die cushion board 2 constitutes the bottom surface of groove of last mounting groove 4.
The upper embedded mold core is embedded in the upper mounting groove 4, and as shown in fig. 1 and 3, the boundary of the upper embedded mold core and the upper mold core mounting hole forms a contour interface of the upper mounting groove 4. The upper embedded mold core comprises a pressing plate 12, a rubber plate 22 and an upper mold fixing plate 13, wherein the pressing plate 12, the rubber plate 22 and the upper mold fixing plate 13 are integrally connected through screws, the upper mold fixing plate 13 is embedded in the upper mounting groove 4, one side, back to the upper mounting groove 4, of the upper mold fixing plate 13 is attached to the rubber plate 22, the upper mold fixing plate 13 is provided with an attaching part attached to the rubber plate 22, the attaching part, the rubber plate 22 and the pressing plate 12 jointly form a mold core body, the periphery side of the bottom of the mold core body (namely, the part of the upper mold fixing plate 13 except the lower attaching part) on the upper mold fixing plate 13 is a flange, and the flange is integrally formed on the upper mold fixing plate 13.
The overall outline of the flange is circular, and two U-shaped outer notches 17 with opening directions facing away from the die core main body are arranged on the flange along the radial direction of the flange, and as shown in fig. 4, 6 and 7, the two U-shaped outer notches 17 are symmetrically arranged in the left-right direction of the flange. The upper die core fixing plate 5 is provided with two U-shaped inner openings 19 respectively corresponding to the two U-shaped outer openings 17, so that one end of an opening hole of the upper die core fixing plate 5, which is used for the bolts 7 to pass through, and is far away from the upper mounting groove 4 is a blind end, each U-shaped inner opening 19 is communicated with the corresponding U-shaped outer opening 17 and jointly forms a long hole penetrating through the profile interface of the upper embedded die core and the upper mounting groove 4, and each U-shaped inner opening 19 has a length dimension which enables the nuts 6 to completely move onto the upper die core fixing plate 5, so that a disassembling position for realizing the fixation of the embedded die core is arranged on the guide travel of the bolts 7. A punch 20 for press forming the plate material is provided on an end surface of the pressing plate 12 facing the lower die frame.
The bolt 7 is T-shaped bolt, and bolt 7 downwards wears to establish in the slot hole from last mould backing plate 2, and nut 6 cooperates with bolt 7, and the one side of going up mould backing plate 2 back up the embedded mold core is provided with the T-shaped groove 3 that runs through backing plate outside edge, T-shaped groove and T-shaped bolt adaptation, and the head embedding of bolt 7 is in T-shaped groove 3 and with T-shaped groove 3 direction cooperation, like this when needs change bolt 7, only need pull down last mold core fixed plate 5, bolt 7 follow T-shaped groove 3 shift out can, need not wholly pull down last mould backing plate 2 and last mold core fixed plate 5, promotes change efficiency.
An avoidance concave part 18 for avoiding the nut 6 is arranged on one side of the die core main body, which is close to the U-shaped outer notch 17, and the avoidance concave part 18 extends along the up-down direction and has a U-shaped section. The circular edge of the flange is provided with a positioning structure which is used for being matched with the die core mounting hole in a circumferential positioning way, in the embodiment, the positioning structure is two circumferential positioning trimming edges 16 which are arranged on the flange, the two circumferential positioning trimming edges 16 are oppositely arranged in the front-back direction, and the inner hole wall of the upper die core mounting hole is matched with the outer peripheral surface of the flange so as to prevent the embedded die core from rotating in the axial direction in the upper mounting groove 4.
The lower die carrier comprises a lower die core fixing plate 11, a lower die base plate 10 and a lower die plate 9 which are sequentially arranged from top to bottom and fixed through screws, and as shown in fig. 5, a lower die core mounting hole is formed in the lower die core fixing plate 11, a lower mounting groove 14 is formed in the hole wall of the lower die core mounting hole and the upper side face of the lower die base plate 10, and a lower embedded die core 15 is embedded in the lower mounting groove 14 through screws. The lower die plate 9 is fixedly provided with a supporting plate 8 through a screw, the supporting plate 8 is arranged on the periphery of the lower die core fixing plate 11, and the top surface of the supporting plate 8 is flush with the top surface of the lower die core fixing plate 11 so as to support the plate in an auxiliary mode. The lower insert core 15 is provided with a punching hole 21 corresponding to a punch for punching a plate in cooperation with the punch 20.
When the upper die is installed, the upper die backing plate 2 and the upper die plate 1 are fixed, the head of the bolt 7 is embedded into the T-shaped groove 3, the upper die core fixing plate 5 is fixed relative to the upper die backing plate 2 through the screw, then the upper embedded die core is embedded into the upper mounting groove 4, the position of the bolt 7 is adjusted along the long hole, the bolt 7 is matched with the U-shaped outer opening on the flange, the nut 6 is screwed, and the upper embedded die core is fixed in the upper mounting groove 4. When the upper embedded mold core needs to be replaced, the nut 6 is unscrewed, the bolt 7 and the nut 6 are completely moved to the upper mold core fixing plate 5 to release the fixation of the upper embedded mold core, and then the upper embedded mold core is detached, so that the upper embedded mold core can be quickly replaced.
When the lower die is installed, the lower die core fixing plate 11, the lower die base plate 10 and the lower die plate 9 are fixed by screws, and the lower insert die core 15 is directly fixed in the lower installation groove 14 by screws.
In this embodiment, the upper insert mold core is fixed on the upper mold frame through the bolt assembly and the long hole in a matching manner, and in other embodiments, the lower insert mold core may be fixed on the lower mold frame through the bolt assembly and the long hole in a matching manner, or the upper insert mold core and the lower insert mold core may be fixed on the corresponding mold frame through the bolt assembly and the long hole in a matching manner, that is, only the bolt assembly and the corresponding long hole are required to be correspondingly arranged.
In this embodiment, the support plate is provided on the lower die plate, and in other embodiments, the support plate may not be provided and only the lower die core fixing plate may be used to support the plate.
In this embodiment, two long holes are provided, in other embodiments, three or more than four long holes may be provided at intervals, corresponding bolt assemblies are provided correspondingly, and the number of the long holes and the number of the bolt assemblies are adjusted according to the situation.
In this embodiment, the positioning structure on the mold core for positioning and matching with the mold core mounting hole along the circumferential direction is a circumferential positioning and trimming structure, and in other embodiments, other forms of positioning structures, such as a pin positioning structure, are also adopted, and positioning pins and positioning pin holes are respectively arranged on the bottom surface of the mold core and the bottom surface of the mounting groove; and if a key positioning structure is adopted, key grooves and positioning keys are respectively arranged on the outer peripheral surface of the mold core and the groove side walls of the mounting grooves.
In this embodiment, the core body is provided with the relief recess for the relief nut, and in other embodiments, the relief recess may not be provided.
In this embodiment, the U-shaped inner opening and the U-shaped outer opening are both U-shaped openings, and in other embodiments, the openings may be square openings.
In this embodiment, the long hole extends radially along the flange, and in other embodiments, the long hole may extend in a direction not beyond the axial center of the flange.
In this embodiment, the T-shaped groove extends through the outer edge of the upper die pad, and in other embodiments, the groove may not extend through the outer edge of the upper die pad, at which time the groove facilitates insertion of the head of the bolt.
In this embodiment, the upper die carrier is of a split structure, and in other embodiments, the upper die carrier may be of an integral structure, and at this time, the long hole may also penetrate through the side surface of the upper die carrier outwards, so as to facilitate the disassembly and assembly of the bolt and the installation of the die.
In this embodiment, the upper die pad plate is provided with a T-shaped groove into which the head of the bolt is inserted, in other embodiments, a long hole for guiding movement of the bolt may be provided on the upper die pad plate, the long hole has a length dimension that enables the nut to completely move onto the die carrier to release the fixation of the insert die core, and meanwhile, an avoidance groove for avoiding the head of the bolt is provided on the upper die plate, and the length dimension of the avoidance groove is not less than the length dimension of the long hole, so that the head of the bolt can freely move in the avoidance groove.
In this embodiment, the upper insert mold core is inserted into the upper mold frame, the lower insert mold core is inserted into the lower mold frame, and in other embodiments, only the upper insert mold core may be inserted into the upper mold frame or only the lower insert mold core may be inserted into the lower mold frame, and the other mold core may be fixed to the corresponding mold frame by screws.
Claims (2)
1. The utility model provides a mould of quick replacement mold core, includes the mold core and supplies the die carrier of mold core detachable connection, the mold core includes mold core and lower mold core, the die carrier includes mold carrier and lower die carrier, its characterized in that: at least one mold core is an embedded mold core embedded in a mounting groove arranged on a corresponding mold frame, the mold also comprises a bolt component used for connecting the mold frame and the embedded mold core, the bolt component comprises a bolt and a nut, the bolt is arranged in a long hole penetrating through the profile interface of the embedded mold core and the mounting groove in a penetrating way, is arranged along the long hole in a guiding way and is provided with a dismounting position for enabling the bolt and the nut to completely move to the mold frame on the guiding stroke so as to release the fixation of the embedded mold core; a groove for embedding and guiding the head of the bolt to match is formed in one side, facing away from the other mould frame, of the mould frame provided with the long hole; the die carrier comprises a base plate and a die core fixing plate fixed on the base plate, the groove is arranged on the base plate and penetrates through the outer side edge of the base plate, and one end, far away from the mounting groove, of an opening hole for a bolt to penetrate through is a blind end of the die core fixing plate; the die core fixing plate is provided with a die core mounting hole penetrating through the thickness direction of the die core fixing plate, the inner hole wall of the die core mounting hole forms the groove wall of the mounting groove, and the side face, facing the die core fixing plate, of the base plate forms the groove bottom surface of the mounting groove; the mold core comprises a mold core main body and a flange connected to the bottom of the mold core main body, and a part of the long hole is positioned on the flange; the die core main body is provided with an avoidance concave part for avoiding the nut; the long hole is provided with at least two positions.
2. The mold with a quick-replaceable core according to claim 1, wherein: the lower die carrier includes the lower bolster, and fixed mounting has the backup pad that is used for supporting the panel of waiting to process on the lower bolster, the face of backup pad and the top surface parallel and level of mold core fixed plate.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019100943075 | 2019-01-30 | ||
| CN201910094307 | 2019-01-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109647965A CN109647965A (en) | 2019-04-19 |
| CN109647965B true CN109647965B (en) | 2024-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910099468.3A Active CN109647965B (en) | 2019-01-30 | 2019-01-31 | Mould capable of quickly replacing mould core |
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| Country | Link |
|---|---|
| CN (1) | CN109647965B (en) |
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| CN203380284U (en) * | 2013-07-24 | 2014-01-08 | 菱王电梯股份有限公司 | Multi-purpose punching die holder |
| CN203919564U (en) * | 2014-06-05 | 2014-11-05 | 深圳市天麟精密模具有限公司 | A kind of mould structure that can quick die change |
| CN108246878A (en) * | 2017-12-13 | 2018-07-06 | 滁州博昊门业制造有限公司 | A kind of assembly type mold core |
| CN108031743A (en) * | 2017-12-26 | 2018-05-15 | 武汉协和齿环有限公司 | A kind of ring gear die cutting die and method |
| CN108620487A (en) * | 2018-04-28 | 2018-10-09 | 张新 | The multidirectional red stamping die of one kind and forming method |
| CN208324053U (en) * | 2018-06-11 | 2019-01-04 | 吉林航盛宏宇塑胶有限公司 | Mold is used in a kind of injection molding of speaker frame |
| CN208944942U (en) * | 2019-01-30 | 2019-06-07 | 郑州宇通模具有限公司 | A kind of mold of fast changeable mold core |
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| CN109647965A (en) | 2019-04-19 |
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Address after: 450000 Factory No. 4, 366, Northwest corner of the junction of 25th Street and Qihang Road, Zhengzhou Economic and Technological Development Zone, Henan Province Applicant after: Zhengzhou Yucheng mould Co.,Ltd. Address before: 450000 Factory No. 4, 366, Northwest corner of the junction of 25th Street and Qihang Road, Zhengzhou Economic and Technological Development Zone, Henan Province Applicant before: ZHENGZHOU YUTONG MOULD Co.,Ltd. |
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