CN211135217U - Improve mould structure of compound die rate and two tablet protections of mould - Google Patents
Improve mould structure of compound die rate and two tablet protections of mould Download PDFInfo
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- CN211135217U CN211135217U CN201921137342.2U CN201921137342U CN211135217U CN 211135217 U CN211135217 U CN 211135217U CN 201921137342 U CN201921137342 U CN 201921137342U CN 211135217 U CN211135217 U CN 211135217U
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Abstract
The utility model relates to an improve mould structure of compound die rate and two tablet protections of mould, including last die carrier, lower die carrier, go up mould shaping piece, lower mould shaping piece and elastic component, a plurality of lower mould shaping pieces respectively through at least one elastic component fixed on the up end of die carrier down, go up the die carrier and arrange in the top of lower mould shaping piece, a plurality of last mould shaping pieces set up on the lower terminal surface of last die carrier, and with lower mould shaping piece one-to-one. The utility model has the advantages that: the elastic component is utilized to enable each lower die forming block to float, when a certain lower die forming block of the die is worn, the elastic component can automatically compensate the wear loss, and the whole lower die forming block is jacked up, so that the coloring rate of the molded surface of the die and the product quality are ensured; when falling into the foreign matter or having the punching press of double-material piece in to the mould, because whole lower mould shaping module is floated, in case there is the foreign matter or double-material piece is by the punching press, elastic component can be compressed, avoids the rigidity to contact to the protection mould is not crushed.
Description
Technical Field
The utility model relates to an automobile manufacturing field especially relates to an improve mould structure of compound die rate and two tablet protections of mould.
Background
In the automobile manufacturing, the automobile body parts are various and have different shapes, and the large and small assembly plates of the white automobile body have complex shapes, high strength and hardness and high quantity requirements, so that in order to complete orders with quality and quality guarantee, the required parts are produced by relying on a high-tonnage hydraulic press stamping die.
Most of the current dies, in order to consider production cost, production efficiency and other factors, can be preferentially processed and manufactured into a multi-cavity (with a plurality of lower die forming blocks) form, and each cavity is simultaneously and fixedly locked on the lower die frame, thus a plurality of parts can be produced by one-time stamping, but because different die cavities are in the production process, along with the increase of yield, the time is accumulated, the die cavities with different degrees are abraded, the abrasion can cause the dies to be in stamping production, the upper and lower die gaps are different when the dies are closed, the upper and lower die forming block profiles of a certain cavity in the dies are not attached, the coloring is poor, and the product quality is influenced.
The mold is punched to the stage, the problem of mold closing rate influencing the product quality is generated, the problem is generally solved by re-molding the surface of the upper mold forming block and the lower mold forming block for integral finish machining or increasing and decreasing gaskets for local forming blocks, and the method is time-consuming and labor-consuming, high in cost and unsatisfactory in actual effect.
In addition, when the existing stamping production is carried out, foreign matters (such as screws) or double sheets can be stamped in a die with a very small probability (about one ten thousand), even though electromagnetic induction detection devices are designed in the sheet unstacking stage, the die feeding stage and the die discharging stage, so that a manipulator can grasp a sheet to carry out stamping each time, the problem still occurs with a probability. Once the casting mold is generated, the upper mold forming block and the lower mold forming block are damaged lightly, the casting mold frame is cracked and deformed seriously, even the mold is scrapped, great waste is caused, the project schedule is delayed, and a supply chain is broken.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a mould structure of improvement compound die rate and two tablet protections of mould is provided to overcome not enough among the above-mentioned prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides an improve mould structure of compound die rate and two tablet protections of mould, includes die carrier, lower die carrier, goes up mould shaping piece, lower mould shaping piece and elastic component, a plurality of lower mould shaping pieces respectively through at least one elastic component fixed under on the up end of die carrier, go up the die carrier and arrange in the top of lower mould shaping piece, a plurality of last mould shaping pieces set up on the lower terminal surface of last die carrier, and with lower mould shaping piece one-to-one.
The utility model has the advantages that: the elastic component is utilized to enable each lower die forming block to float, when a certain lower die forming block of the die is worn, the elastic component can automatically compensate the wear loss, and the whole lower die forming block is jacked up, so that the coloring rate of the molded surface of the die and the product quality are ensured; in addition, when dropping into the foreign matter or having the punching press of double-material piece in the mould, because whole lower mould shaping module is floated, in case there is the foreign matter or double-material piece is by the punching press, elastic component can be compressed, avoids the rigidity contact to the protection mould is not crushed, has improved the compound die rate, has improved part production efficiency, reduces the rate of reprocessing, has reduced mould debugging time and debugging cost.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
In the above scheme, the elastic component comprises a plurality of disc spring components, and the lower die forming block is fixed on the upper end surface of the lower die frame through the plurality of disc spring components.
In the above scheme, the elastic component further comprises a forming block base plate, the forming block base plate is fixed on the upper end face of the lower die frame through a plurality of disc spring components, and the lower die forming block is arranged on the upper end face of the forming block base plate.
In the scheme, the disc spring assembly comprises an equal-height screw and a plurality of disc springs, a through hole is formed in the forming block base plate, a threaded hole is formed in the lower die frame, the threaded end of the equal-height screw penetrates through the through hole and then is screwed with the threaded hole in the lower die frame, and the disc springs are stacked between the forming block base plate and the lower die frame.
In the scheme, the disc springs positioned between the forming block base plate and the lower die frame are all sleeved on the equal-height screws.
In the scheme, a plurality of disc springs are stacked between the head of the equal-height screw and the upper end face of the forming block base plate, and the disc springs positioned between the head of the equal-height screw and the upper end face of the forming block base plate are all sleeved on the equal-height screw.
The beneficial effects of adopting the further optimization scheme are as follows: the lower die forming blocks are enabled to be floating through the ultrahigh elasticity, the stability and the superposable usability of the disc spring, the rigid contact between the upper die forming block and the lower die forming block is effectively avoided, the die is protected from being damaged, the structural form is simple, the effect is stable and reliable, and the realization is easy.
In the above scheme, the number of the disc springs in the elastic component is 40, and the elastic force of the disc springs is 2T.
The beneficial effects of adopting the further optimization scheme are as follows: can meet the punch forming requirement of common parts.
In the scheme, the device further comprises a guide assembly, and a plurality of guide assemblies are arranged between the forming block base plate and the lower die frame.
In the scheme, the number of the guide assemblies arranged between the forming block base plate and the lower die frame is four, and the four guide assemblies are respectively positioned at four corners of the forming block base plate.
In the above scheme, the guide assembly comprises a guide pillar and a guide sleeve, the guide pillar is arranged on the forming block base plate, the guide sleeve is arranged on the lower die carrier, and the guide pillar is movably inserted in the guide sleeve.
In the above scheme, the guide assembly further comprises a guide sleeve pressing plate, the guide sleeve pressing plate is fixed on the lower die carrier, and the guide sleeve is tightly pressed on the lower die carrier through the guide sleeve pressing plate.
The beneficial effects of adopting the further optimization scheme are as follows: the upper and lower floating of the lower die forming block can be guided, and the forming precision of a product is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a mold structure for improving mold closing rate and protecting a double material sheet of the mold according to the present invention;
FIG. 2 is a partial structural view of the mold structure for improving the mold closing rate and protecting the double material sheets of the mold according to the present invention;
fig. 3 is an enlarged view of a portion of the structure of fig. 1.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the device comprises an upper die frame, a lower die forming block, an upper die forming block, a lower die forming block, 5, an elastic component, 510, a forming block base plate, 520, a disc spring component, 521, an equal-height screw, 522, a disc spring, 6, a guide component, 610, a guide pillar, 620, a guide sleeve, 630 and a guide sleeve pressing plate.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1 and 2, a mold structure for improving mold closing rate and protecting a double material sheet of a mold comprises an upper mold frame 1, a lower mold frame 2, an upper mold forming block 3, a lower mold forming block 4 and elastic components 5, wherein the plurality of lower mold forming blocks 4 are respectively fixed on the upper end surface of the lower mold frame 2 through at least one elastic component 5, the number of the lower mold forming blocks 4 arranged on the lower mold frame 2 can be two, three, four, five and the like, each lower mold forming block 4 can be fixed on the upper end surface of the lower mold frame 2 through one, two, three, four or other numbers of the elastic components 5, the upper mold frame 1 is arranged above the lower mold forming blocks 4, and the plurality of upper mold forming blocks 3 are arranged on the lower end surface of the upper mold frame 1 and are in one-to-one correspondence with the lower mold forming blocks 4.
Normally, the upper die frame 1 is fixed on the upper slide block of the press, the upper die forming block 3 and the upper die frame 1 perform an up-return and down-punching action along with the slide block on the press during work and production, and the lower die frame 2 is fixed on the lower table surface of the press.
Example 2
As shown in fig. 1 and 2, a mold structure for improving mold closing rate and protecting a double material sheet of a mold comprises an upper mold frame 1, a lower mold frame 2, an upper mold forming block 3, a lower mold forming block 4 and elastic components 5, wherein the plurality of lower mold forming blocks 4 are respectively fixed on the upper end surface of the lower mold frame 2 through at least one elastic component 5, the number of the lower mold forming blocks 4 arranged on the lower mold frame 2 can be two, three, four, five and the like, each lower mold forming block 4 can be fixed on the upper end surface of the lower mold frame 2 through one, two, three, four or other numbers of the elastic components 5, the upper mold frame 1 is arranged above the lower mold forming blocks 4, and the plurality of upper mold forming blocks 3 are arranged on the lower end surface of the upper mold frame 1 and are in one-to-one correspondence with the lower mold forming blocks 4.
The elastic assembly 5 includes a plurality of disc spring assemblies 520, and the lower mold forming block 4 is fixed on the upper end surface of the lower mold frame 2 through the plurality of disc spring assemblies 520.
Example 3
As shown in fig. 1 and 2, a mold structure for improving mold closing rate and protecting a double material sheet of a mold comprises an upper mold frame 1, a lower mold frame 2, an upper mold forming block 3, a lower mold forming block 4 and elastic components 5, wherein the plurality of lower mold forming blocks 4 are respectively fixed on the upper end surface of the lower mold frame 2 through at least one elastic component 5, the number of the lower mold forming blocks 4 arranged on the lower mold frame 2 can be two, three, four, five and the like, each lower mold forming block 4 can be fixed on the upper end surface of the lower mold frame 2 through one, two, three, four or other numbers of the elastic components 5, the upper mold frame 1 is arranged above the lower mold forming blocks 4, and the plurality of upper mold forming blocks 3 are arranged on the lower end surface of the upper mold frame 1 and are in one-to-one correspondence with the lower mold forming blocks 4.
The elastic assembly 5 includes a plurality of disc spring assemblies 520, and the lower mold forming block 4 is fixed on the upper end surface of the lower mold frame 2 through the plurality of disc spring assemblies 520.
The elastic component 5 further comprises a forming block base plate 510, the forming block base plate 510 is fixed on the upper end face of the lower die carrier 2 through a plurality of disc spring components 520, the lower die forming block 4 is arranged on the upper end face of the forming block base plate 510, the forming block base plate 510 can be fixed on the upper end face of the lower die carrier 2 through two, three, four, five, six and other disc spring components 520, all the disc spring components 520 are arranged in a ring shape under normal conditions, and the disc spring components are preferably symmetrical when being arranged.
Example 4
As shown in fig. 1, 2, and 3, a mold structure for improving mold closing rate and protecting a double material sheet of a mold includes an upper mold frame 1, a lower mold frame 2, an upper mold forming block 3, a lower mold forming block 4, and an elastic component 5, wherein a plurality of lower mold forming blocks 4 are respectively fixed on an upper end surface of the lower mold frame 2 through at least one elastic component 5, the number of the lower mold forming blocks 4 set on the lower mold frame 2 may be two, three, four, five, etc., each lower mold forming block 4 may be fixed on an upper end surface of the lower mold frame 2 through one, two, three, four, or other numbers of the elastic components 5, the upper mold frame 1 is arranged above the lower mold forming blocks 4, and a plurality of upper mold forming blocks 3 are set on a lower end surface of the upper mold frame 1 and correspond to the lower mold forming blocks 4 one to one.
The elastic assembly 5 includes a plurality of disc spring assemblies 520, and the lower mold forming block 4 is fixed on the upper end surface of the lower mold frame 2 through the plurality of disc spring assemblies 520.
The elastic component 5 further comprises a forming block base plate 510, the forming block base plate 510 is fixed on the upper end face of the lower die carrier 2 through a plurality of disc spring components 520, the lower die forming block 4 is arranged on the upper end face of the forming block base plate 510, the forming block base plate 510 can be fixed on the upper end face of the lower die carrier 2 through two, three, four, five, six and other disc spring components 520, all the disc spring components 520 are arranged in a ring shape under normal conditions, and the disc spring components are preferably symmetrical when being arranged.
The disc spring assembly 520 comprises an equal-height screw 521 and a plurality of disc springs 522, a through hole is formed in the forming block base plate 510, a threaded hole is formed in the lower die frame 2, a threaded end of the equal-height screw 521 penetrates through the through hole and then is screwed with the threaded hole in the lower die frame 2, and the plurality of disc springs 522 are stacked between the forming block base plate 510 and the lower die frame 2. Disc springs 522 between the forming block backing plate 510 and the lower die frame 2 are preferably fitted over the leveling screws 521.
Further, a plurality of disc springs 522 are stacked between the head of the leveling screw 521 and the upper end surface of the molding block pad 510, and the disc springs 522 positioned between the head of the leveling screw 521 and the upper end surface of the molding block pad 510 are preferably fitted over the leveling screw 521.
Example 5
As shown in fig. 1, 2, and 3, a mold structure for improving mold closing rate and protecting a double material sheet of a mold includes an upper mold frame 1, a lower mold frame 2, an upper mold forming block 3, a lower mold forming block 4, and an elastic component 5, wherein a plurality of lower mold forming blocks 4 are respectively fixed on an upper end surface of the lower mold frame 2 through at least one elastic component 5, the number of the lower mold forming blocks 4 set on the lower mold frame 2 may be two, three, four, five, etc., each lower mold forming block 4 may be fixed on an upper end surface of the lower mold frame 2 through one, two, three, four, or other numbers of the elastic components 5, the upper mold frame 1 is arranged above the lower mold forming blocks 4, and a plurality of upper mold forming blocks 3 are set on a lower end surface of the upper mold frame 1 and correspond to the lower mold forming blocks 4 one to one.
The elastic assembly 5 includes a plurality of disc spring assemblies 520, and the lower mold forming block 4 is fixed on the upper end surface of the lower mold frame 2 through the plurality of disc spring assemblies 520.
The elastic component 5 further comprises a forming block base plate 510, the forming block base plate 510 is fixed on the upper end face of the lower die carrier 2 through a plurality of disc spring components 520, the lower die forming block 4 is arranged on the upper end face of the forming block base plate 510, the forming block base plate 510 can be fixed on the upper end face of the lower die carrier 2 through two, three, four, five, six and other disc spring components 520, all the disc spring components 520 are arranged in a ring shape under normal conditions, and the disc spring components are preferably symmetrical when being arranged.
The disc spring assembly 520 comprises an equal-height screw 521 and a plurality of disc springs 522, a through hole is formed in the forming block base plate 510, a threaded hole is formed in the lower die frame 2, a threaded end of the equal-height screw 521 penetrates through the through hole and then is screwed with the threaded hole in the lower die frame 2, and the plurality of disc springs 522 are stacked between the forming block base plate 510 and the lower die frame 2. Disc springs 522 between the forming block backing plate 510 and the lower die frame 2 are preferably fitted over the leveling screws 521.
Further, a plurality of disc springs 522 are stacked between the head of the leveling screw 521 and the upper end surface of the molding block pad 510, and the disc springs 522 positioned between the head of the leveling screw 521 and the upper end surface of the molding block pad 510 are preferably fitted over the leveling screw 521.
A 1000T press is typically used for the press,
Example 6
As shown in fig. 1, 2, and 3, a mold structure for improving mold closing rate and protecting a double material sheet of a mold includes an upper mold frame 1, a lower mold frame 2, an upper mold forming block 3, a lower mold forming block 4, and an elastic component 5, wherein a plurality of lower mold forming blocks 4 are respectively fixed on an upper end surface of the lower mold frame 2 through at least one elastic component 5, the number of the lower mold forming blocks 4 set on the lower mold frame 2 may be two, three, four, five, etc., each lower mold forming block 4 may be fixed on an upper end surface of the lower mold frame 2 through one, two, three, four, or other numbers of the elastic components 5, the upper mold frame 1 is arranged above the lower mold forming blocks 4, and a plurality of upper mold forming blocks 3 are set on a lower end surface of the upper mold frame 1 and correspond to the lower mold forming blocks 4 one to one.
The elastic assembly 5 includes a plurality of disc spring assemblies 520, and the lower mold forming block 4 is fixed on the upper end surface of the lower mold frame 2 through the plurality of disc spring assemblies 520.
The elastic component 5 further comprises a forming block base plate 510, the forming block base plate 510 is fixed on the upper end face of the lower die carrier 2 through a plurality of disc spring components 520, the lower die forming block 4 is arranged on the upper end face of the forming block base plate 510, the forming block base plate 510 can be fixed on the upper end face of the lower die carrier 2 through two, three, four, five, six and other disc spring components 520, all the disc spring components 520 are arranged in a ring shape under normal conditions, and the disc spring components are preferably symmetrical when being arranged.
The disc spring assembly 520 comprises an equal-height screw 521 and a plurality of disc springs 522, a through hole is formed in the forming block base plate 510, a threaded hole is formed in the lower die frame 2, a threaded end of the equal-height screw 521 penetrates through the through hole and then is screwed with the threaded hole in the lower die frame 2, and the plurality of disc springs 522 are stacked between the forming block base plate 510 and the lower die frame 2. Disc springs 522 between the forming block backing plate 510 and the lower die frame 2 are preferably fitted over the leveling screws 521.
Further, a plurality of disc springs 522 are stacked between the head of the leveling screw 521 and the upper end surface of the molding block pad 510, and the disc springs 522 positioned between the head of the leveling screw 521 and the upper end surface of the molding block pad 510 are preferably fitted over the leveling screw 521.
A 1000T press is typically used for the press,
The mold structure for improving the mold closing rate and protecting the double material sheets of the mold further comprises guide assemblies 6, a plurality of guide assemblies 6 are arranged between the molding block base plate 510 and the lower mold frame 2, the number of the guide assemblies 6 arranged between the molding block base plate 510 and the lower mold frame 2 is preferably four, and the four guide assemblies 6 are respectively located at four corners of the molding block base plate 510.
The guide assembly 6 comprises a guide post 610 and a guide sleeve 620, the guide post 610 is arranged on the forming block base plate 510, a mounting hole is formed in the lower die carrier 2, the guide sleeve 620 is arranged in the mounting hole in the lower die carrier 2, and the guide post 610 is movably inserted into the guide sleeve 620.
The guide assembly 6 further comprises a guide sleeve pressing plate 630, the guide sleeve pressing plate 630 is fixed on the lower die carrier 2, and the guide sleeve 620 is pressed on the lower die carrier 2 through the guide sleeve pressing plate 630.
The action principle is as follows: the characteristics of high elasticity, small stroke and overlapping use of the disc spring 522 are mainly utilized to jack up the lower die forming blocks 4 of the whole die, and the abrasion loss of the lower die forming blocks 4 is compensated by pre-jacking the disc spring 522 for a certain distance in the stamping production process, so that the multiple lower die forming blocks 4 are completely colored in one stroke, and the stable quality of part production is ensured; simultaneously to the unusual punching press of two tablets, dish spring 522 can be compressed by the great degree, thereby avoids the rigidity contact to protect the mould to damage because of excessive punching press.
The using method comprises the following steps: according to the actual required molding force of the parts, the disc springs 522 of the proper types and the using number are selected, and a plurality of disc springs 522 can be stacked for use.
①, fixing the disc spring 522 without mounting, and processing;
② at the die assembling stage, selecting proper type and quantity of disc springs 522, and selecting proper screws 521 with equal height for locking, so that the disc springs 522 generate certain prepressing acting force, thus ensuring the disc springs 522 to participate in the whole punching production;
③ stamping:
the action process is as follows: the upper die frame 1 and the upper die forming block 3 move downwards along with an upper sliding block of a press → the upper die forming block 3 contacts with a lower die forming block 4 → the forming process begins → the upper die frame 1 and the upper die forming block 3 move downwards continuously → part of the stress compression of the disc spring 522 → the forming process is finished → pressure maintaining, the disc spring 522 is in a stress compression state (the force meets the sum of the force for jacking the weight of the lower die forming block 4, the weight of the forming block base plate 510 and the force required by part forming) → return stroke of the upper sliding block of the press, and the upper die frame 1 and the upper die forming block 3 move upwards → the disc spring 522 jacks the lower die forming block 4 to an initial disc spring 522 prepressing state.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. The mold structure capable of improving the mold closing rate and protecting the double material sheets of the mold is characterized by comprising an upper mold frame (1), a lower mold frame (2), upper mold forming blocks (3), lower mold forming blocks (4) and elastic assemblies (5), wherein the lower mold forming blocks (4) are fixed on the upper end face of the lower mold frame (2) through at least one elastic assembly (5), the upper mold frame (1) is arranged above the lower mold forming blocks (4), and the upper mold forming blocks (3) are arranged on the lower end face of the upper mold frame (1) and correspond to the lower mold forming blocks (4) one to one;
the elastic assembly (5) comprises a plurality of disc spring assemblies (520), and the lower die forming block (4) is fixed on the upper end face of the lower die frame (2) through the plurality of disc spring assemblies (520);
the elastic assembly (5) further comprises a forming block base plate (510), the forming block base plate (510) is fixed on the upper end face of the lower die frame (2) through a plurality of disc spring assemblies (520), and the lower die forming block (4) is arranged on the upper end face of the forming block base plate (510);
the die-casting mould is characterized by further comprising a guide assembly (6), wherein a plurality of guide assemblies (6) are arranged between the forming block base plate (510) and the lower mould frame (2);
the guide assembly (6) comprises a guide post (610) and a guide sleeve (620), the guide post (610) is arranged on the forming block base plate (510), the guide sleeve (620) is arranged on the lower die frame (2), and the guide post (610) is movably inserted into the guide sleeve (620).
2. The mold structure capable of improving the mold closing rate and protecting the double material sheets of the mold according to claim 1, wherein the disc spring assembly (520) comprises an equal-height screw (521) and a plurality of disc springs (522), a through hole is formed in the forming block base plate (510), a threaded hole is formed in the lower mold frame (2), a threaded end of the equal-height screw (521) penetrates through the through hole and then is screwed with the threaded hole in the lower mold frame (2), and the disc springs (522) are stacked between the forming block base plate (510) and the lower mold frame (2).
3. The mold structure for improving mold closing rate and protecting the double material sheets of the mold according to claim 2, wherein the disc springs (522) between the forming block base plate (510) and the lower mold frame (2) are all sleeved on the equal-height screws (521).
4. The mold structure for improving the mold closing rate and the protection of the mold double material sheets according to claim 2, wherein a plurality of disc springs (522) are stacked between the head of the contour screw (521) and the upper end face of the molding block base plate (510), and the disc springs (522) positioned between the head of the contour screw (521) and the upper end face of the molding block base plate (510) are all sleeved on the contour screw (521).
5. The mold structure for improving mold closing rate and mold double-material sheet protection according to claim 1, wherein the number of the guide assemblies (6) arranged between the molding block backing plate (510) and the lower mold frame (2) is four, and the four guide assemblies (6) are respectively arranged at four corners of the molding block backing plate (510).
6. The mold structure for improving the clamping rate and protecting the double material sheets of the mold according to claim 1, wherein the guide assembly (6) further comprises a guide sleeve pressing plate (630), the guide sleeve pressing plate (630) is fixed on the lower mold frame (2), and the guide sleeve (620) is pressed on the lower mold frame (2) through the guide sleeve pressing plate (630).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201921137342.2U CN211135217U (en) | 2019-07-18 | 2019-07-18 | Improve mould structure of compound die rate and two tablet protections of mould |
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| CN201921137342.2U CN211135217U (en) | 2019-07-18 | 2019-07-18 | Improve mould structure of compound die rate and two tablet protections of mould |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202064A (en) * | 2019-07-18 | 2019-09-06 | 上海凌云汽车模具有限公司 | A kind of mould structure improving molding rate and the protection of mold double-sheet |
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2019
- 2019-07-18 CN CN201921137342.2U patent/CN211135217U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202064A (en) * | 2019-07-18 | 2019-09-06 | 上海凌云汽车模具有限公司 | A kind of mould structure improving molding rate and the protection of mold double-sheet |
| CN110202064B (en) * | 2019-07-18 | 2024-06-28 | 上海凌云汽车模具有限公司 | Mould structure for improving mould closing rate and protecting double material sheets of mould |
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