CN111923347A - Back-off demoulding and drawing deformation mechanism - Google Patents
Back-off demoulding and drawing deformation mechanism Download PDFInfo
- Publication number
- CN111923347A CN111923347A CN202010742857.6A CN202010742857A CN111923347A CN 111923347 A CN111923347 A CN 111923347A CN 202010742857 A CN202010742857 A CN 202010742857A CN 111923347 A CN111923347 A CN 111923347A
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- block
- sliding block
- sliding
- travel switch
- oil cylinder
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
- B29C45/4435—Removing or ejecting moulded articles for undercut articles using inclined, tiltable or flexible undercut forming elements driven by the ejector means
Abstract
A back-off demoulding and drawing deformation mechanism comprises an elastic block, a sliding block and a drawing mechanism; a product with an inverse buckle is arranged between the elastic block and the sliding block, and the inverse buckle of the product is clamped between the elastic block and the sliding block; the stretching mechanism comprises an oil cylinder and an oil cylinder pull rod, wherein the front end of the oil cylinder pull rod is clamped with the sliding block to drive the sliding block to move back and forth; the slide block is also provided with a guide post and a guide sleeve on the guide post, the guide post is sleeved in the guide sleeve in a sliding way, and the guide sleeve is sleeved in a sliding hole of the slide block in a sliding way; one end of the guide pillar is fixedly connected with the sliding block, and the other end of the guide pillar is provided with a limiting cushion block, the limiting cushion block is used for limiting the axial direction of the sliding block, and a space is arranged between the limiting cushion block and the sliding block when the elastic block and the sliding block are combined; still be provided with the spring between bullet piece and the slider, the one end of spring is supported with the bullet piece appearance hole of bullet piece and is leaned on, the other end supports with the slider appearance hole of slider and leans on. The die has the advantages of ensuring the die strength, simplifying the die structure, along with good stability and convenience in later maintenance.
Description
Technical Field
The application relates to the technical field of ejection mechanisms of automobile molds, in particular to a back-off demolding drawing deformation mechanism.
Background
Due to the structural complexity, the injection-molded plastic products are often provided with inverted structures which are easily damaged due to the angle problem in the normal up-down demolding process; such as shown in figure 1: what is exactly a product a that has the back-off structure, specifically is an automobile bumper structure, and this kind of structure has back-off b in the movable mould department of mould, and the tradition is that the oblique top structure that needs the design complicacy, hydro-cylinder and oil circuit equal to in the mould, realize the smooth drawing of patterns of back-off, but this kind of oblique top structure has that the structure is complicated, the oblique top structure sets up and leads to mould intensity low inside the mould, and later maintenance is with high costs not enough.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the back-off demolding drawing deformation mechanism which can ensure the strength of a mold, simplify the structure of the mold, has good stability and is convenient to maintain in the later period.
In order to solve the technical problem, the technical scheme adopted by the application is as follows: a back-off demoulding and drawing deformation mechanism comprises an elastic block, a sliding block and a drawing mechanism; a product with an inverted buckle is arranged between the elastic block and the sliding block, and the inverted buckle of the product is clamped between the elastic block and the sliding block; the stretching mechanism comprises an oil cylinder and an oil cylinder pull rod, wherein the front end of the oil cylinder pull rod is clamped with the sliding block to drive the sliding block to move back and forth; the sliding block is also provided with a guide post and a guide sleeve on the guide post, the guide post is sleeved in the guide sleeve in a sliding manner, and the guide sleeve is sleeved in a sliding hole of the sliding block in a sliding manner; one end of the guide pillar is fixedly connected with the sliding block, the other end of the guide pillar is provided with a limiting cushion block, the limiting cushion block is used for limiting the axial direction of the sliding block, and when the elastic block and the sliding block are combined, a space is arranged between the limiting cushion block and the sliding block; still be provided with the spring between bullet piece and the slider, the one end of spring is supported with the bullet piece appearance hole of bullet piece and is leaned on, the other end supports with the slider appearance hole of slider and leans on.
By adopting the structure, in the initial state, the oil cylinder is brought to the oil cylinder pull rod to compress the sliding block, the sliding block and the elastic block are in a film-combining state, the limiting cushion block of the guide pillar protrudes out of the body of the sliding block, and simultaneously, the spring is in a compressed state under the action of pressing force of the oil cylinder pull cylinder on the sliding block; when the back-off of the product needs to be separated from the die, the oil cylinder is started, the pull rod of the oil cylinder makes telescopic motion, the front end of the pull rod of the oil cylinder is connected with the sliding block in a clamping mode to drive the sliding block to move towards the direction of the oil cylinder, the sliding block is separated from the elastic block at the moment, the spring begins to be in a relaxation state, then the elastic block can be jacked, the elastic block is made to move towards the direction far away from the sliding block, and therefore the back-off of the product is separated from the elastic block and the sliding block; then when the body of the oil cylinder pull rod pulling slide block is abutted against the limiting cushion block, the separation distance between the elastic block and the slide block is fixed, one end of the elastic block is fixedly connected with the elastic block, the elastic block can be driven to move backwards together when the oil cylinder pull rod pulls the slide block to move, and meanwhile, the product can also move together with the elastic block, so that the back-off is separated from the original position, the displacement between the back-off and the mold is realized, the separation between the back-off and the mold is realized, the product can be moved out at the moment, and the damage to the back-off of the product can be avoided; through the analysis, the structure of this application can not cause big change to the mould, and the mould is inside also need not to set up oblique top isotructure, consequently can guarantee mould intensity, can also simplify the mould structure, has that stability is good, later maintenance maintains convenient advantage.
Preferably, two limit blocks are arranged between the sliding block and the oil cylinder and are respectively positioned at two sides of the oil cylinder pull rod and symmetrically distributed; by adopting the structure, the sliding block can be prevented from being separated from the whole system and being incapable of resetting due to the excessive stretching of the oil cylinder pull rod on the sliding block.
Preferably, both sides of the sliding block are provided with a pressing strip, and the pressing strips are pressed on the extension sections on both sides of the sliding block; by adopting the structure, the stability of the sliding process of the sliding block can be effectively ensured, so that the whole structure operates stably, and the buckle is smoothly separated from the elastic block and the sliding block.
Preferably, the bottom of slider be provided with the spout, the spout sliding fit have the slip strip, adopt this structure cooperation two layering simultaneous action, the operation stationarity of further guarantee slider.
Preferably, the end of the guide sleeve, which is close to the elastic block, is provided with a guide sleeve fixing block, and the guide sleeve fixing block is accommodated in a guide sleeve fixing block accommodating hole of the sliding block; by adopting the structure, the guide sleeve can be effectively fixed in the sliding block, and the guide sleeve is prevented from being separated from the sliding block to cause unstable operation.
Preferably, the wear-resistant block is arranged at the end, close to the pull rod of the oil cylinder, of the sliding block, and the wear-resistant block is embedded in the accommodating cavity of the sliding block; the setting of this wear-resisting piece can be spacing to the guide pillar in the slider, prevents that the guide pillar from breaking away from in the slider.
Preferably, the elastic block is provided with a convex part, the sliding block is provided with a concave part, and the convex part is sleeved in the concave part; adopt this structure, can be with the fine cooperation of bullet piece and slider, then with other spare part position fixings, provide steady assurance for breaking away from of back-off.
Preferably, the structure also comprises a travel switch mechanism for controlling the running position of the motor, the mechanism comprises a travel switch collision block arranged on a travel switch collision block fixing rod, the travel switch collision block fixing rod is fixed on a travel switch collision block fixing plate and a limiting block, a travel switch is arranged on the side of the travel switch collision block fixing rod, one end of the travel switch collision block fixing rod is fixedly connected with the sliding block and can move along with the sliding block, and the travel switch is fixed on the travel switch fixing plate; the travel switch collision block comprises a first collision block and a second collision block, and the travel switch comprises a first travel switch and a second travel switch; by adopting the structure, when the oil cylinder drives the oil cylinder pull rod to pull the sliding block and the travel switch collision block fixing rod to move towards the direction of the oil cylinder, the first collision block touches the first travel switch, and the operation is stopped; at the moment, the reverse buckle is separated from the elastic block and the sliding block; then the oil cylinder drives the oil cylinder pull rod to pull the sliding block to reset until the second collision block touches a second travel switch, and the operation is stopped, so that the resetting is realized. The structure is convenient to control and accurate in position.
Preferably, the number of the springs is two, the number of the guide posts is two, the two guide posts are located in the middle of the sliding block, and the two springs are located on the outer sides of the two guide posts respectively; the spring and the guide post extend along the direction parallel to the pull rod of the oil cylinder. By adopting the structure, the telescopic process can be more stable.
Drawings
FIG. 1 is a schematic view of a construction of an automotive bumper product with an inverted construction.
Fig. 2 is a schematic structural view of the reverse-buckle stripping and deforming mechanism of the present application.
Fig. 3 is a schematic structural view of the reverse-buckle demolding drawing deformation mechanism (with the slider hidden).
Fig. 4 is a schematic structural view of an assembly drawing of the reverse release draw-texturing mechanism of the present application.
Fig. 5 is a schematic structural view of the reverse buckle release pulling deformation mechanism of the present application (spring block hidden).
Fig. 6 is a schematic view of the structure of the bottom of the inverted buckle stripper deforming mechanism of the present application.
Fig. 7 is a schematic structural view of the reverse-buckle stripping and deforming mechanism of the present application (wear-resistant block hidden).
As shown in the attached drawings: a. the product comprises a product, a reverse buckle, a travel switch collision block fixing rod, a collision block, a d1. first collision block, a d2 second collision block, an e travel switch collision block fixing plate, a f travel switch, a f1. first travel switch, a f2. second travel switch and a g travel switch fixing plate; 1. the elastic block comprises an elastic block 1.1. an elastic block containing hole, 1.2. a convex part, 2. a sliding block, 2.1. a guide pillar, 2.1a. a limit cushion block, 2.2. a guide sleeve, 2.3. a sliding hole, 2.4. a sliding block containing hole, 2.5. a sliding chute, 2.6. a sliding strip, 2.7. a guide sleeve fixing block, 2.8. a guide sleeve fixing block containing hole, 2.9. a concave part, 3. a stretching mechanism, 4. an oil cylinder, 5. an oil cylinder pull rod, 6. a spring, 7. a limiting block, 8. a pressing strip and 9. a wear-resisting block.
Detailed Description
The drawings and the following description depict specific embodiments of the application to teach those skilled in the art how to make and use the best mode of the application. For the purpose of teaching inventive principles, some conventional aspects have been simplified or omitted. Those skilled in the art will appreciate variations from these embodiments that fall within the scope of the invention. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the present application. Thus, the present application is not limited to the specific embodiments described below, but only by the claims and their equivalents.
The description of the top, bottom, left, right, front, back and other orientations referred to in this application are only defined in conjunction with the orientation shown in the drawings for better understanding of the technical aspects of the present application and are not intended to limit the scope of the present application.
As shown in fig. 2-7, the reverse-buckling demolding drawing deformation mechanism comprises an elastic block 1, a sliding block 2 and a stretching mechanism 3; a product a with an inverse buckle is arranged between the elastic block and the sliding block, and an inverse buckle b of the product is clamped between the elastic block and the sliding block; the stretching mechanism comprises an oil cylinder 4 and an oil cylinder pull rod 5, wherein the front end of the oil cylinder pull rod is clamped with the sliding block to drive the sliding block to move back and forth; the slide block 2 is also provided with a guide post 2.1 and a guide sleeve 2.2 on the guide post, the guide post is sleeved in the guide sleeve in a sliding way, and the guide sleeve is sleeved in a sliding hole 2.3 of the slide block 2 in a sliding way; one end of the guide pillar 2.1 is fixedly connected with the sliding block, and the other end of the guide pillar is provided with a limiting cushion block 2.1a, the limiting cushion block is used for limiting the axial direction of the sliding block, and a space is arranged between the limiting cushion block and the sliding block when the elastic block and the sliding block are combined; still be provided with spring 6 between bullet piece and the slider, the one end of spring is supported and is leaned on with bullet piece appearance hole 1.1 of bullet piece 1, the other end supports and leans on with the slider appearance hole 2.4 of slider.
By adopting the structure, in the initial state, the oil cylinder is brought to the oil cylinder pull rod to compress the sliding block, the sliding block and the elastic block are in a film-combining state, the limiting cushion block of the guide pillar protrudes out of the body of the sliding block, and simultaneously, the spring is in a compressed state under the action of pressing force of the oil cylinder pull cylinder on the sliding block; when the back-off of the product needs to be separated from the die, the oil cylinder is started, the pull rod of the oil cylinder makes telescopic motion, the front end of the pull rod of the oil cylinder is connected with the sliding block in a clamping mode to drive the sliding block to move towards the direction of the oil cylinder, the sliding block is separated from the elastic block at the moment, the spring begins to be in a relaxation state, then the elastic block can be jacked, the elastic block is made to move towards the direction far away from the sliding block, and therefore the back-off of the product is separated from the elastic block and the sliding block; then when the body of the oil cylinder pull rod pulling slide block is abutted against the limiting cushion block, the separation distance between the elastic block and the slide block is fixed, one end of the elastic block is fixedly connected with the elastic block, the elastic block can be driven to move backwards together when the oil cylinder pull rod pulls the slide block to move, and meanwhile, the product can also move together with the elastic block, so that the back-off is separated from the original position, the displacement between the back-off and the mold is realized, the separation between the back-off and the mold is realized, the product can be moved out at the moment, and the damage to the back-off of the product can be avoided; through the analysis, the structure of this application can not cause big change to the mould, and the mould is inside also need not to set up oblique top isotructure, consequently can guarantee mould intensity, can also simplify the mould structure, has that stability is good, later maintenance maintains convenient advantage.
As shown in the attached figures 2-7, two limiting blocks 7 are arranged between the sliding block 2 and the oil cylinder 4, and are respectively positioned at two sides of the oil cylinder pull rod and symmetrically distributed; by adopting the structure, the sliding block can be prevented from being separated from the whole system and being incapable of resetting due to the excessive stretching of the oil cylinder pull rod on the sliding block.
As shown in fig. 2-7, both sides of the sliding block are provided with a pressing strip 8, and the pressing strips are pressed on the extending sections at both sides of the sliding block 2; by adopting the structure, the stability of the sliding process of the sliding block can be effectively ensured, so that the whole structure operates stably, and the buckle is smoothly separated from the elastic block and the sliding block.
As shown in the attached drawing 6, the bottom of the sliding block 2 is provided with a sliding groove 2.5, a sliding strip 2.6 is in sliding fit in the sliding groove, and the structure is adopted to cooperate with two pressing strips to act simultaneously, so that the running stability of the sliding block is further guaranteed.
As shown in fig. 4, a guide sleeve fixing block 2.7 is arranged at the end of the guide sleeve 2.2 close to the elastic block, and the guide sleeve fixing block is accommodated in a guide sleeve fixing block accommodating hole 2.8 of the slider; by adopting the structure, the guide sleeve can be effectively fixed in the sliding block, and the guide sleeve is prevented from being separated from the sliding block to cause unstable operation.
As shown in fig. 4, a wear-resistant block 9 is arranged at the end of the sliding block 2 close to the pull rod of the oil cylinder, and the wear-resistant block is embedded in the accommodating cavity of the sliding block; the setting of this wear-resisting piece can be spacing to the guide pillar in the slider, prevents that the guide pillar from breaking away from in the slider.
As shown in fig. 4, the elastic block 1 is provided with a convex portion 1.2, the sliding block 2 is provided with a concave portion 2.9, and the convex portion is sleeved in the concave portion; adopt this structure, can be with the fine cooperation of bullet piece and slider, then with other spare part position fixings, provide steady assurance for breaking away from of back-off.
As shown in the attached figures 2-7, the structure also comprises a travel switch mechanism for controlling the running position of the motor, the mechanism comprises a travel switch collision block d arranged on a travel switch collision block fixing rod c, the travel switch collision block fixing rod c is fixed on a travel switch collision block fixing plate e and a limiting block 7, a travel switch f is arranged on the side of the travel switch collision block fixing rod, one end of the travel switch collision block fixing rod is fixedly connected with the sliding block 2 and can move along with the sliding block, and the travel switch f is fixed on the travel switch fixing plate g; the travel switch collision block d comprises a first collision block d1 and a second collision block d2, and the travel switch comprises a first travel switch f1 and a second travel switch f 2; by adopting the structure, when the oil cylinder drives the oil cylinder pull rod to pull the sliding block and the travel switch collision block fixing rod to move towards the direction of the oil cylinder, the first collision block touches the first travel switch, and the operation is stopped; at the moment, the back-off is separated from the mould; then the oil cylinder drives the oil cylinder pull rod to pull the sliding block to reset until the second collision block touches a second travel switch, and the operation is stopped, so that the resetting is realized. The structure is convenient to control and accurate in position.
As shown in fig. 3, the number of the springs is two, the number of the guide posts is two, the two guide posts are located in the middle of the slider, and the two springs are located on the outer sides of the two guide posts respectively; the spring and the guide post extend along the direction parallel to the pull rod of the oil cylinder. By adopting the structure, the telescopic process can be more stable.
During installation, as shown in fig. 7, one end of the guide pillar is provided with a limiting cushion block, the limiting cushion block extends into a hole at the end, close to the oil cylinder, of the slide block, the limiting cushion block is separated from the slide block when the slide block and the elastic block are combined with each other, namely the limiting cushion block extends out of the slide block for a certain distance, the other end of the guide pillar is provided with an internal thread, the elastic block is provided with a bolt, and the guide pillar is connected with the elastic block through the connection of the bolt and the internal thread; then installing a wear-resistant block, wherein the other end of the guide post extends out of the hole to the inside of the elastic block; the structure can well ensure the stable operation of the application. In an initial state, the oil cylinder pull rod applies pressure to the sliding block, so that the sliding block moves towards the direction of the elastic block along the guide pillar to realize film combination between the sliding block and the elastic block and the compression of a spring inside the sliding block; then the hydro-cylinder pull rod pulls the slider towards the hydro-cylinder direction, and slider and bullet piece break away from, and the spring is in relaxation state this moment and makes spring and bullet piece support and lean on, then the slider is pulled down by the hydro-cylinder pull rod and is supported the position with spacing cushion, and slider and bullet piece are in a relatively fixed distance this moment, continue to pull slider, slider and drive bullet piece and product and remove towards the hydro-cylinder direction, have realized the removal between back-off and the mould to can break away from the mould with the back-off.
Claims (9)
1. The utility model provides a back-off drawing of patterns drawing deformation mechanism which characterized in that: comprises a spring block, a sliding block and a stretching mechanism; a product with an inverted buckle is arranged between the elastic block and the sliding block, and the inverted buckle of the product is clamped between the elastic block and the sliding block; the stretching mechanism comprises an oil cylinder and an oil cylinder pull rod, wherein the front end of the oil cylinder pull rod is clamped with the sliding block to drive the sliding block to move back and forth; the sliding block is also provided with a guide post and a guide sleeve on the guide post, the guide post is sleeved in the guide sleeve in a sliding manner, and the guide sleeve is sleeved in a sliding hole of the sliding block in a sliding manner; one end of the guide pillar is fixedly connected with the sliding block, the other end of the guide pillar is provided with a limiting cushion block, the limiting cushion block is used for limiting the axial direction of the sliding block, and when the elastic block and the sliding block are combined, a space is arranged between the limiting cushion block and the sliding block; still be provided with the spring between bullet piece and the slider, the one end of spring is supported with the bullet piece appearance hole of bullet piece and is leaned on, the other end supports with the slider appearance hole of slider and leans on.
2. The undercut release draw-texturing mechanism of claim 1, further comprising: the limiting blocks are arranged between the sliding blocks and the oil cylinder, and the two limiting blocks are respectively positioned on two sides of the oil cylinder pull rod and are symmetrically distributed.
3. The undercut release draw-texturing mechanism of claim 1, further comprising: the two sides of the sliding block are respectively provided with a pressing strip, and the pressing strips are pressed on the extending sections on the two sides of the sliding block.
4. The undercut demolding strain deformation mechanism of claim 3, wherein: the bottom of the sliding block is provided with a sliding groove, and a sliding strip is in sliding fit in the sliding groove.
5. The undercut release draw-texturing mechanism of claim 1, further comprising: the end, close to the elastic block, of the guide sleeve is provided with a guide sleeve fixing block, and the guide sleeve fixing block is accommodated in a guide sleeve fixing block accommodating hole of the sliding block.
6. The undercut release draw-texturing mechanism of claim 1, further comprising: the end, close to the pull rod of the oil cylinder, of the sliding block is provided with a wear-resistant block, and the wear-resistant block is embedded in an accommodating cavity of the sliding block.
7. The undercut release draw-texturing mechanism of claim 1, further comprising: the elastic block is provided with a convex part, the sliding block is provided with a concave part, and the convex part is sleeved in the concave part.
8. The undercut release draw-texturing mechanism of claim 1, further comprising: the structure also comprises a travel switch mechanism for controlling the starting and stopping of the motor, the mechanism comprises a travel switch collision block arranged on a travel switch collision block fixing rod, the travel switch collision block fixing rod is fixed on a travel switch collision block fixing plate and a limiting block, a travel switch is arranged on the side of the travel switch collision block fixing rod, one end of the travel switch collision block fixing rod is fixedly connected with the sliding block and can move along with the sliding block, and the travel switch is fixed on the travel switch fixing plate; the travel switch collision block comprises a first collision block and a second collision block, and the travel switch comprises a first travel switch and a second travel switch.
9. The undercut release draw-texturing mechanism of claim 1, further comprising: the two springs are arranged, the two guide posts are arranged at the middle part of the sliding block, and the two springs are respectively arranged at the outer sides of the two guide posts; the spring and the guide post extend along the direction parallel to the pull rod of the oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010742857.6A CN111923347A (en) | 2020-07-29 | 2020-07-29 | Back-off demoulding and drawing deformation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010742857.6A CN111923347A (en) | 2020-07-29 | 2020-07-29 | Back-off demoulding and drawing deformation mechanism |
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| CN111923347A true CN111923347A (en) | 2020-11-13 |
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| CN202010742857.6A Pending CN111923347A (en) | 2020-07-29 | 2020-07-29 | Back-off demoulding and drawing deformation mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113334702A (en) * | 2021-04-27 | 2021-09-03 | 宁波方正汽车模具股份有限公司 | Small-space back-off demoulding mechanism |
| CN113334703A (en) * | 2021-04-30 | 2021-09-03 | 宁波方正汽车模具股份有限公司 | Multi-direction demoulding mechanism |
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| KR20170139939A (en) * | 2016-06-10 | 2017-12-20 | 원경연 | Cam Slide Unit |
| CN206416450U (en) * | 2016-12-17 | 2017-08-18 | 台州市黄岩伟多塑料模具厂 | Automobile lampshade outer casing mold and its guide pillar bullet block structure |
| CN206825845U (en) * | 2017-05-05 | 2018-01-02 | 宁波远东制模有限公司 | Block structure is played in the oblique top of the big-and-middle-sized mould of automobile |
| CN107053613A (en) * | 2017-05-15 | 2017-08-18 | 宁波神通模塑有限公司 | A kind of sliding block for secondary core pulling takes off by force holes mechanism |
| CN209649376U (en) * | 2019-01-24 | 2019-11-19 | 昆山鸿永盛模具有限公司 | Sliding oblique core drawing mechanism in a kind of wide-angle |
| CN111168945A (en) * | 2020-01-10 | 2020-05-19 | 宁波方正汽车模具股份有限公司 | Forced releasing mechanism for air conditioner shell |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113334702A (en) * | 2021-04-27 | 2021-09-03 | 宁波方正汽车模具股份有限公司 | Small-space back-off demoulding mechanism |
| CN113334702B (en) * | 2021-04-27 | 2022-12-02 | 宁波方正汽车模具股份有限公司 | Small-space back-off demoulding mechanism |
| CN113334703A (en) * | 2021-04-30 | 2021-09-03 | 宁波方正汽车模具股份有限公司 | Multi-direction demoulding mechanism |
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Application publication date: 20201113 |