CN114986752A - Double-inclination reverse-buckling die - Google Patents
Double-inclination reverse-buckling die Download PDFInfo
- Publication number
- CN114986752A CN114986752A CN202210625618.1A CN202210625618A CN114986752A CN 114986752 A CN114986752 A CN 114986752A CN 202210625618 A CN202210625618 A CN 202210625618A CN 114986752 A CN114986752 A CN 114986752A
- Authority
- CN
- China
- Prior art keywords
- sliding
- guide
- core
- slide
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 239000000243 solution Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Images
Classifications
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/20—Opening, closing or clamping
- B29C33/22—Opening, closing or clamping by rectilinear movement
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of dies, and particularly discloses a double-inclination reverse-buckling die, wherein a guide assembly is arranged on a fixed die plate; the movable template can be close to or far away from the fixed template, the first sliding seat assembly is arranged on the movable template in a sliding mode along a first direction, the first sliding seat assembly is provided with a first guide part, and the first sliding core is fixedly arranged on the first sliding seat assembly; the second sliding core is arranged on the first sliding seat component in a sliding manner along the second direction; the second direction is different from the first direction; the second sliding seat assembly is arranged on the first sliding seat assembly in a sliding manner along the third direction and is in transmission connection with the second sliding core; the second sliding seat component is provided with a second guide part; the guide assembly is configured to drive the second slide carriage assembly before the first slide carriage assembly and to withdraw the second slide core and the first slide core from the product in sequence when the movable die plate is far away from the fixed die plate. By the arrangement, core pulling action of the reverse buckle at two angles by one power source is realized, resources are saved, and occupied space is reduced.
Description
Technical Field
The invention relates to the technical field of dies, in particular to a double-inclination reverse-buckling die.
Background
When the inner side or the outer side of the plastic part in the direction different from the mold opening and closing direction is provided with a hole, a groove or a boss, a part for molding the part on the mold is required to be made to be laterally movable, so that the laterally molded part is firstly drawn out before the plastic part is demolded and pushed out, then the plastic part is pushed out from the mold, and otherwise, the mold can not be demolded. The plastic part is subjected to back-off processing methods, generally, two types of processing methods are used, namely, core pulling by using a sliding block or inclined ejection buckling. However, for some plastic parts, not only are the undercuts, but also a plurality of undercuts which form a certain angle or even are vertical to the demolding direction are formed in the demolding direction, and even a certain direction possibly cannot use the sliding block due to space limitation and glue position limitation.
For some simpler inversed buckles in the formed product, the position of the sliding block is limited by space, and the inclined top is mostly considered. When the reverse buckle exists in the other direction, a large sliding block is needed to perform core pulling on the plastic part in the other direction, and generally an oil cylinder is used for acting a driving force. The additional power source of the oil cylinder needs to be arranged, resources are wasted, and the occupied space is occupied.
Disclosure of Invention
The invention aims to provide a double-inclination reverse-buckling die, which aims to solve the problems that when a product is reversely buckled in two directions, two power sources, namely an inclined top and an oil cylinder, are required to be arranged, so that resources are wasted and space is occupied.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a double-inclination reverse-buckling die, which comprises:
fixing a template;
the guide assembly is arranged on the fixed die plate;
the movable template can be close to or far away from the fixed template;
the first sliding seat component is arranged on the movable template in a sliding manner along a first direction and is provided with a first guide part,
the first sliding core is fixedly arranged on the first sliding seat component;
the second sliding core is arranged on the first sliding seat component in a sliding manner along a second direction; the second direction is different from the first direction;
the second sliding seat assembly is arranged on the first sliding seat assembly in a sliding mode along a third direction and is in transmission connection with the second sliding core; the second sliding seat assembly is provided with a second guide part;
the guide assembly is configured to drive the second slide carriage assembly and the first slide carriage assembly and draw the second slide core and the first slide core out of the product when the movable template is away from the fixed template.
As a preferred technical solution of the double-inclination reverse buckling mold, the guide assembly includes an inclined guide post, the first guide portion and the second guide portion are respectively a first guide channel and a second guide channel, the inclined guide post can be inserted into the first guide channel and the second guide channel, and an inner diameter of the first guide channel is greater than an inner diameter of the second guide channel.
As a preferred technical solution of the double-bevel back-off mold, the first sliding seat assembly includes a first sliding seat and a first fixed seat, the first sliding seat is slidably disposed on the movable mold plate along the first direction, and the first fixed seat is detachably connected to the first sliding seat; the first guide part is arranged on the first sliding seat; the second sliding core is arranged on the first fixed seat in a sliding mode.
As a preferred technical solution of the double-inclination reverse buckling mold, the first fixing seat is provided with a third channel extending along the second direction, and the second sliding core penetrates through the third channel.
As a preferred technical solution of the double-bevel back-off mold, the second slide assembly includes a second slide seat, and the second guide portion is disposed on the second slide seat; the first sliding seat is provided with a fourth channel extending along the third direction, and the second sliding seat penetrates through the fourth channel.
As a preferable technical scheme of the double-inclination reverse buckling mold, one of the second sliding seat and the second sliding core is provided with a sliding groove, and the other sliding seat and the second sliding core are provided with a sliding block, and the sliding block can slide in the sliding groove.
As a preferable technical solution of the double-bevel reverse buckling mold, the second sliding seat assembly further includes an elastic member, and the elastic member is disposed between the first sliding seat and the second sliding seat, and is configured to drive the second sliding core to stop in the product through the second sliding seat.
As an optimal technical scheme of double-inclination back-off mould, first fixing base is equipped with the mounting groove and link up the locking screw of mounting groove, first smooth core is equipped with the installation department, the installation department peg graft in the mounting groove, locking screw spiro union in locking screw can support tightly the installation department.
As a preferred technical solution of the double-inclination reverse buckling mold, a connection line between one end of the first slide core located in the product and one end of the second slide core located in the product is parallel to a direction in which the movable mold plate is far away from the fixed mold plate.
As a preferred technical scheme of the double-inclination reverse buckling die, the double-inclination reverse buckling die further comprises a guide piece, the guide piece is fixedly arranged on the movable die plate, the guide piece is provided with a guide part inclined along the first direction, and the first sliding seat assembly slides along the guide part.
The beneficial effects of the invention are as follows:
the invention provides a double-inclination back-off die which comprises a fixed die plate, a guide component, a movable die plate, a first sliding seat component, a first sliding core, a second sliding core and a second sliding seat component, wherein the guide component is arranged on the fixed die plate; the movable template can be close to or far away from the fixed template, the first sliding seat assembly is arranged on the movable template in a sliding mode along a first direction, the first sliding seat assembly is provided with a first guide part, and the first sliding core is fixedly arranged on the first sliding seat assembly; the second sliding core is arranged on the first sliding seat component in a sliding manner along the second direction; the second direction is different from the first direction; the second sliding seat assembly is arranged on the first sliding seat assembly in a sliding manner along the third direction and is in transmission connection with the second sliding core; the second sliding seat assembly is provided with a second guide part; the guide assembly is configured to drive the second carriage assembly and the first carriage assembly and to withdraw the second slide core and the first slide core from the product during movement of the movable platen away from the stationary platen. By means of the arrangement, the movable mould plate is far away from the fixed mould plate, the guide assembly drives the second sliding seat assembly and the first sliding seat assembly to move, the second sliding core and the first sliding core can be drawn out from a product in the moving process of the second sliding seat assembly and the first sliding seat assembly, core pulling actions of the back-off of two angles are achieved by one power source, resources are saved, and occupied space is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a double-slope reverse buckling mold in an embodiment of the invention;
FIG. 2 is a schematic diagram of the internal structure of the double-bevel reverse-buckling mold according to the embodiment of the invention;
FIG. 3 is a schematic structural view of a first carriage assembly, a second carriage assembly and a guide assembly in an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at F;
FIG. 5 is a schematic structural diagram of a second sliding core and a second sliding seat in an embodiment of the present invention;
fig. 6 is a schematic perspective view of the first carriage assembly, the second carriage assembly and the guide assembly according to the embodiment of the present invention.
In the figure:
A. a first direction; B. a second direction; C. a third direction; z, vertical direction;
100. producing a product;
1. fixing a template; 11. an upper die;
2. a guide assembly;
3. moving the template; 31. a lower die;
4. a first carriage assembly; 41. a first sliding seat; 411. a first guide portion; 42. a first fixed seat; 421. a first hole;
5. a first slide core; 51. an installation part; 52. a stopper portion;
6. a second slide core; 61. a slider; 62. a second hole;
7. a second carriage assembly; 71. a second sliding seat; 711. a second guide portion; 712. a chute;
8. a guide member;
9. a shovel base; 91. a wear part.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "first position" and "second position" are two different positions, and where a first feature is "over", "above" and "on" a second feature, the first feature is directly over and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
As shown in fig. 1 to 6, the present embodiment provides a double-bevel back-off mold, which includes a fixed mold plate 1, a guiding component 2, a movable mold plate 3, a first sliding seat component 4, a first sliding core 5, a second sliding core 6, and a second sliding seat component 7, wherein the guiding component 2 is disposed on the fixed mold plate 1; the movable template 3 can be close to or far away from the fixed template 1, the first sliding seat component 4 is arranged on the movable template 3 in a sliding mode along the first direction A, the first sliding seat component 4 is provided with a first guide part 411, and the first sliding core 5 is fixedly arranged on the first sliding seat component 4; the second sliding core 6 is arranged on the first sliding seat component 4 in a sliding manner along the second direction B; the second direction B is different from the first direction A; the second sliding seat component 7 is arranged on the first sliding seat component 4 in a sliding manner along the third direction C and is in transmission connection with the second sliding core 6; the second slider assembly 7 is provided with a second guide 711; the guide assembly 2 is configured to drive the second carriage assembly 7 and the first carriage assembly 4 and to extract the second slide core 6 and the first slide core 5 from the product 100 during the distancing of the moving platen 3 from the stationary platen 1. By means of the arrangement, in the process that the movable die plate 3 is far away from the fixed die plate 1, the guide assembly 2 drives the second slide seat assembly 7 and the first slide seat assembly 4 to move, wherein the second slide seat assembly 7 and the first slide seat assembly 4 can draw the second slide core 6 and the first slide core 5 out of the product 100 in the moving process, and one power source realizes the core pulling action of the back-off of two angles, so that resources are saved, and the occupied space is reduced.
Wherein, the fixed die is fixed with mould 11, and the movable die is fixed with bed die 31, and it is equipped with first type groove to go up mould 11, and bed die 31 is equipped with the second type groove, and under the state that movable die and fixed die are close to, go up the laminating of mould 11 and bed die 31, first type groove and second type groove enclose into the die cavity. First slide core 5 and second slide core 6 are each a core of product 100.
Because two inversions of the product 100 are arranged at an interval in the vertical direction Z, and two holes inside the product 100 gradually approach in a direction away from the product 100, similar to a flared shape of the inversions, which may cause an interference situation when the first slide core 5 and the second slide core 6 are simultaneously extracted, for this reason, in this embodiment, preferably, the guide assembly 2 is configured to drive the second slide assembly 7 and then drive the first slide assembly 4 and sequentially extract the second slide core 6 and the first slide core 5 from the product 100 in a process that the movable template 3 is away from the fixed template 1. In the present embodiment, the first slide core 5 and the second slide core 6 move in stages, so that when the first slide core 5 is extracted, the second slide core 6 is already extracted, and mutual interference is not generated. In this embodiment, during the process of extracting the first slide core 5, the second slide core 6 is stationary with respect to the first slide core 5. In this embodiment, the angle between the withdrawal direction of the first slide core 5 and the horizontal direction is optionally 18 °, and is inclined downwards in a direction away from the product 100. The angle between the direction of extraction of the second slide core 6 and the horizontal is 19 deg., and it slopes upwards in a direction away from the product 100. In this embodiment, the third direction C is a horizontal direction.
In order to adapt to the structure of the product 100, in the present embodiment, regarding the arrangement of the first slide core 5 and the second slide core 6, optionally, a connection line between one end of the first slide core 5 located in the product 100 and one end of the second slide core 6 located in the product 100 is parallel to a direction in which the movable die plate 3 is away from the fixed die plate 1. As to how to drive the first and second slide cores 5 and 6, in the present embodiment, specifically, the guide assembly 2 includes an oblique guide post, and the first and second guide portions 411 and 711 are divided into a first guide channel and a second guide channel, and the oblique guide post can be inserted into the first guide channel and the second guide channel, and the inner diameter of the first guide channel is larger than that of the second guide channel.
With the adoption of the arrangement, in the process that the movable mould plate 3 is far away from the movable mould plate 3, because the inner diameter of the first guide channel is larger than that of the second guide channel, when the movable mould plate 3 moves relative to the fixed mould plate 1, the guide component 2 is firstly contacted with the side wall of the second guide channel, at the moment, the guide component 2 drives the second slide seat component 7 to move firstly, and when the guide component 2 is contacted with the side wall of the second guide channel, the first slide seat component 4 is driven to move, wherein the second slide seat component 7 and the first slide seat component 4 can draw the second slide core 6 and the first slide core 5 out of the product 100 in the moving process, so that the core pulling action of the back-off at two angles by one power source is realized, the resources are saved, and the occupied space is reduced.
Of course, in other embodiments, two oblique guide posts may be provided, corresponding to the first guide channel and the second guide channel, respectively, wherein the outer diameter dimension of the oblique guide post cooperating with the first guide channel is smaller than the outer diameter dimension of the oblique guide post cooperating with the second guide channel. This arrangement also enables, during the movement of the moving platen 3 away from the fixed platen 1, the second carriage assembly 7 to be driven first and then the first carriage assembly 4 and the second slide core 6 and the first slide core 5 to be extracted one after the other from the product 100. In this embodiment, the inner diameter of the first guide passage may be greater than or equal to the inner diameter of the second guide passage.
The first guide part 411 and the second guide part 711 may also be both slide rails, and the extending direction of the first guide part 411 is the same as the extending direction of the guide assembly 2; the extending direction of the second guide portion 711 is the same as the extending direction of the guide assembly 2.
The first sliding seat assembly 4 comprises a first sliding seat 41 and a first fixed seat 42, the first sliding seat 41 is slidably arranged on the movable template 3 along the first direction a, and the first fixed seat 42 is detachably connected to the first sliding seat 41; the first guide portion 411 is disposed on the first sliding seat 41; the second sliding core 6 is slidably disposed on the first fixing seat 42. In this embodiment, the first fixing seat 42 is detachably connected to the first sliding seat 41, so that the first fixing seat 42 and the first sliding seat 41 can be separately processed, and the manufacturing process is simplified.
The first fixing seat 42 is provided with a third channel extending along the second direction B, and the second sliding core 6 is inserted in the third channel. The third channel enables the second sliding core 6 to be installed more conveniently, the moving direction of the second sliding core 6 can be limited, and the third channel is located inside the first fixing seat 42, so that the overall occupied space is reduced. Further, the cross section of the third channel is non-circular, and the cross section of the part of the second slide core 6 located in the third channel is also non-circular and is adapted to the third channel.
Optionally, the second carriage assembly 7 includes a second sliding seat 71, and the second guiding portion 711 is disposed on the second sliding seat 71; the first sliding seat 41 is provided with a fourth channel extending along the third direction C, and the second sliding seat 71 is disposed through the fourth channel. Through the cooperation of fourth passageway and second sliding seat 71, can prescribe a limit to the direction of movement of second sliding seat 71, and the fourth passageway is located inside first sliding seat 41, reduces the space that whole occupy. Further, the cross-section of the fourth channel is non-circular, and the cross-section of the portion of the first sliding seat 41 located in the fourth channel is also non-circular and is adapted to the fourth channel.
Regarding the matching relationship between the second slide seat assembly 7 and the second slide core 6, in the present embodiment, optionally, one of the second slide seat 71 and the second slide core 6 is provided with a slide groove 712, and the other is provided with a slide block 61, and the slide block 61 can slide in the slide groove 712. Wherein the chute 712 extends in the vertical direction Z. This arrangement enables the second sliding seat 71 to drive the second sliding core 6 to be drawn out from the product 100 along the second direction B during the process of moving in the horizontal direction, and during this process, the sliding block 61 and the sliding groove 712 slide relatively in the vertical direction Z.
In order to improve the stability of sliding, in this embodiment, optionally, two sliding grooves 712 are provided at two ends of the second sliding seat 71, and two sliding blocks 61 are provided at two ends of the second sliding core 6.
The second sliding base assembly 7 further comprises an elastic member, which is disposed between the first sliding base 41 and the second sliding base 71, and is used for driving the second sliding core 6 to be stopped in the product 100 through the second sliding base 71. With the above structure, after the product 100 is demolded, the inclined guide post is separated from the second sliding seat 71, at this time, the second sliding seat 71 moves leftwards, and further drives the second sliding core 6 to move downwards along the second direction B in an inclined manner, and at this time, the left side wall of the second guide channel is tangent to the left side wall of the first guide channel. In this state, in the next injection preparation stage, the inclined guide post penetrates into the first guide channel and then can smoothly enter the second guide channel, so that the second sliding seat 71 is prevented from stopping the inclined guide post, and further a fault is caused.
Regarding the second sliding seat 71, the first fixing seat 42 is provided with a mounting groove and a locking screw hole penetrating through the mounting groove, the first sliding core 5 is provided with a mounting portion 51, the mounting portion 51 is inserted into the mounting groove, and the locking screw is screwed in the locking screw hole and can abut against the mounting portion 51. This setting has realized the dismantlement of first smooth core 5 and first fixing base 42 and has connected, can change first smooth core 5 as required.
In the process of drawing out the product 100, there is great frictional force between first smooth core 5 and the product 100, and first smooth core 5 and first fixing base 42 take place to drop easily, and in order to improve the success rate that first smooth core 5 was taken out, in this embodiment, preferably, first smooth core 5 is equipped with backstop portion 52, and backstop portion 52's extending direction is perpendicular with first direction a, and the mounting groove is equipped with the backstop groove, and backstop portion 52 is located the backstop inslot. With the help of the arrangement of the structure, the side wall of the stopping groove is abutted against the stopping part 52, so that the first sliding core 5 is prevented from being driven only by friction force, the driving force of the first sliding core 5 is improved, and the first sliding core 5 is prevented from being separated from the mounting groove.
In use, the weight of all the linkage assemblies is loaded on the first slide assembly 4, the friction between the first slide assembly 4 and the movable platen 3 is large, and since the first slide assembly 4 is more difficult to manufacture, in order to avoid replacing the first slide assembly 4, in this embodiment, the hardness of the first slide assembly 4 is greater than that of the movable platen 3. But the cost of replacing the moving platen 3 is also high. For this purpose, in this embodiment, the double-inclination reverse-buckling mold further includes a guiding member 8, the guiding member 8 is fixedly disposed on the movable mold plate 3, the guiding member 8 is provided with a guiding portion inclined along the first direction a, and the first sliding seat assembly 4 slides along the guiding portion. When the guide 8 becomes worn, it can be replaced directly. The cost is low because of its small volume. Wherein the guide 8 has a hardness less than that of the first sliding seat 41.
Double-inclination back-off mould still includes shovel base 9, shovel base 9 is fixed in fixed die plate 1, shovel base 9 is equipped with butt portion, when movable mould board 3 and fixed die plate 1 compound die, butt portion is used for the first sliding seat 41 of butt for first sliding seat 41 is close to product 100, and then makes first sliding core 5 be in the preset position in product 100, and avoids the oblique guide pillar atress to take place the slope, improve the cooperation precision between oblique guide pillar and first guide part 411 and the second guide part 711, and then improve the die sinking precision.
Preferably, the double-inclination reverse buckling die further comprises a wear-resistant piece 91, and the wear-resistant piece 91 is arranged at the abutting part of the shovel base 9 and is used for abutting against the first sliding seat 41.
Optionally, in this embodiment, the first fixing seat 42 is provided with a first hole 421, a detecting element is disposed in the first hole 421, the second sliding core 6 is provided with a second hole 62, and after the second sliding core 6 is completely pulled out from the product 100, the second hole 62 and the first hole 421 are concentric, and a detection signal of the detecting element changes. At this time, the controller controls the first slide core 5 to be drawn out. Alternatively, the detecting member is a distance sensor, and when the second hole 62 and the first hole 421 are not aligned, the position detected by the detecting member is the outer sidewall of the second slide core 6, and when the second hole 62 and the first hole 421 are aligned, the position detected by the detecting member is the lower mold 31. By means of the arrangement of the detection piece in the first hole 421 and the second hole 62, the position of the second sliding core 6 can be detected, the first sliding core 5 is prevented from starting to act when the core pulling action of the second sliding core 6 is not finished, and the risk of damaging the product 100 is reduced.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a double-gradient back-off mould which characterized in that includes:
a fixed template (1);
the guide assembly (2) is arranged on the fixed die plate (1);
the movable template (3), the said movable template (3) can be close to or far away from the said fixed template (1);
a first sliding seat component (4), the first sliding seat component (4) is arranged on the movable template (3) in a sliding manner along a first direction (A), the first sliding seat component (4) is provided with a first guide part (411),
the first sliding core (5), the first sliding core (5) is fixedly arranged on the first sliding seat component (4);
the second sliding core (6) is arranged on the first sliding seat assembly (4) in a sliding manner along a second direction (B); the second direction (B) is different from the first direction (A);
the second sliding seat assembly (7) is arranged on the first sliding seat assembly (4) in a sliding manner along a third direction (C) and is in transmission connection with the second sliding core (6); the second slide carriage assembly (7) is provided with a second guide part (711);
the guide assembly (2) is configured to drive the second carriage assembly (7) and the first carriage assembly (4) and to extract the second slide core (6) and the first slide core (5) from the product (100) during the movement of the movable platen (3) away from the stationary platen (1).
2. The double bevel backstitch mould according to claim 1, characterized in that said guide assembly (2) comprises a bevel guide post, said first guide portion (411) and said second guide portion (711) being subdivided into a first guide channel and a second guide channel, said bevel guide post being able to be inserted into said first guide channel and into said second guide channel, said first guide channel having an inner diameter dimension greater than said second guide channel.
3. The double-bevel backstitch mould according to claim 1, characterized in that the first slide assembly (4) comprises a first slide seat (41) and a first fixed seat (42), the first slide seat (41) is slidably arranged on the movable mould plate (3) along the first direction (a), and the first fixed seat (42) is detachably connected to the first slide seat (41); the first guide part (411) is arranged on the first sliding seat (41); the second sliding core (6) is arranged on the first fixed seat (42) in a sliding manner.
4. A double bevel undercut die according to claim 3, wherein the first fixing seat (42) is provided with a third passage extending along the second direction (B), the second slide core (6) being arranged through the third passage.
5. A double bevel undercut die according to claim 3, wherein the second carriage assembly (7) comprises a second sliding seat (71), the second guide (711) being provided on the second sliding seat (71); the first sliding seat (41) is provided with a fourth channel extending along the third direction (C), and the second sliding seat (71) penetrates through the fourth channel.
6. The double bevel undercut die according to claim 5, characterized in that, of the second sliding seat (71) and the second sliding core (6), one is provided with a sliding groove (712) and the other is provided with a sliding block (61), the sliding block (61) being slidable in the sliding groove (712).
7. The double bevel undercut die according to claim 5, characterized in that the second slide assembly (7) further comprises an elastic member, which is arranged between the first slide seat (41) and the second slide seat (71) for driving the second slide core (6) to stop in the product (100) through the second slide seat (71).
8. The double-inclination reverse-buckling die as claimed in claim 3, wherein the first fixing seat (42) is provided with a mounting groove and a locking screw hole penetrating through the mounting groove, the first sliding core (5) is provided with a mounting portion (51), the mounting portion (51) is inserted into the mounting groove, and the locking screw is screwed into the locking screw hole and can abut against the mounting portion (51).
9. The double bevel undercut die according to claim 1 to 8, wherein the line connecting the end of the first slide core (5) inside the product (100) and the end of the second slide core (6) inside the product (100) is parallel to the direction of the movable platen (3) away from the fixed platen (1).
10. The double bevel back-off die according to any one of claims 1 to 8, further comprising a guide (8), wherein the guide (8) is fixed to the movable platen (3), wherein the guide (8) is provided with a guide portion inclined in the first direction (A), and wherein the first slide assembly (4) slides along the guide portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210625618.1A CN114986752A (en) | 2022-06-02 | 2022-06-02 | Double-inclination reverse-buckling die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210625618.1A CN114986752A (en) | 2022-06-02 | 2022-06-02 | Double-inclination reverse-buckling die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114986752A true CN114986752A (en) | 2022-09-02 |
Family
ID=83031122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210625618.1A Pending CN114986752A (en) | 2022-06-02 | 2022-06-02 | Double-inclination reverse-buckling die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114986752A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786443A (en) * | 2015-04-20 | 2015-07-22 | 中山市利群精密实业有限公司 | Slide structure capable of saving mold space |
| CN113246414A (en) * | 2021-06-21 | 2021-08-13 | 厦门新倍鑫模具有限公司 | Crossed secondary core-pulling mold |
| CN214239286U (en) * | 2020-12-15 | 2021-09-21 | 天津瑞福天科模具有限公司 | Inclined secondary core-pulling structure for rear mold sliding block of injection mold for automobile decorative plates |
| CN215791535U (en) * | 2021-09-27 | 2022-02-11 | 成都航天模塑股份有限公司成都模具分公司 | Core pulling mechanism with secondary sliding block structure and die |
-
2022
- 2022-06-02 CN CN202210625618.1A patent/CN114986752A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786443A (en) * | 2015-04-20 | 2015-07-22 | 中山市利群精密实业有限公司 | Slide structure capable of saving mold space |
| CN214239286U (en) * | 2020-12-15 | 2021-09-21 | 天津瑞福天科模具有限公司 | Inclined secondary core-pulling structure for rear mold sliding block of injection mold for automobile decorative plates |
| CN113246414A (en) * | 2021-06-21 | 2021-08-13 | 厦门新倍鑫模具有限公司 | Crossed secondary core-pulling mold |
| CN215791535U (en) * | 2021-09-27 | 2022-02-11 | 成都航天模塑股份有限公司成都模具分公司 | Core pulling mechanism with secondary sliding block structure and die |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210759035U (en) | Locking mechanism for core-pulling inclined sliding block in injection mold | |
| CN107160645B (en) | Large-angle inclined core-pulling and guide block synchronous floating core-pulling mechanism on side of cavity of injection mold | |
| CN114986752A (en) | Double-inclination reverse-buckling die | |
| CN208428590U (en) | A kind of secondary structure de- by force of built-in mould | |
| CN107297870B (en) | Inner core-pulling mechanism and air conditioner face frame mold | |
| CN114559616A (en) | Delayed demolding method | |
| CN107984706B (en) | Combined ejection mechanism and ejection method thereof | |
| CN210026072U (en) | Mechanical self-locking mechanism for preventing skyward sliding block from falling | |
| CN207696967U (en) | United ejection mechanism | |
| CN113211731A (en) | Double-rod inclined top core-pulling mechanism | |
| CN112356402A (en) | Deep barb demolding mechanism for side edge of injection mold | |
| CN108819127B (en) | Slide block driving pull block forced demoulding mechanism | |
| CN209063454U (en) | Injection mould slide block is stirred and stop locking integral mechanism | |
| CN218477067U (en) | Sliding block core-pulling mechanism and mold | |
| CN215921182U (en) | Tripping structure and die for pulling out reverse buckling position of bumper | |
| CN210820719U (en) | Ejection mechanism of injection mold | |
| CN218429729U (en) | Double-angle inverted buckle core-pulling structure for three-way pipe | |
| CN212795766U (en) | Demoulding device of injection mould base movable sliding block | |
| CN218615241U (en) | Double-layer sliding block injection mold structure | |
| CN212684603U (en) | Side core-pulling mechanism of injection mold | |
| CN218928492U (en) | Front mould elastic block and sliding block core-pulling mould | |
| CN219855835U (en) | Front mould oblique drawing injection mold structure | |
| CN216760616U (en) | Injection mold of wire threading box | |
| CN217098726U (en) | Secondary core-pulling mechanism for slide block of injection mold | |
| CN217395594U (en) | Delayed demoulding structure of mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |