CN216885042U - Ejection structure convenient to adjust and used for injection mold - Google Patents
Ejection structure convenient to adjust and used for injection mold Download PDFInfo
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- CN216885042U CN216885042U CN202220328711.1U CN202220328711U CN216885042U CN 216885042 U CN216885042 U CN 216885042U CN 202220328711 U CN202220328711 U CN 202220328711U CN 216885042 U CN216885042 U CN 216885042U
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- injection mold
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Abstract
The utility model discloses an ejection structure convenient to adjust for an injection mold, which comprises a mold body, a mold cavity, a supporting seat and supporting rods, wherein the mold body is arranged on the supporting seat, the supporting rods are arranged on the lower surface of the supporting seat, the mold cavity is arranged at the top of the mold body, mounting grooves are formed in two sides of the mold body, limiting mechanisms are arranged in the mounting grooves, a mounting cavity is formed in the mold body, and an ejection mechanism is arranged in the mounting cavity. This injection mold uses ejecting structure convenient to adjust, the convenience is adjusted the ejecting length of thimble, when the bottom of first backup pad and second backup pad and gag lever post is contradicted, the length that the thimble stretches out can be controlled, injection mold's practicality has been improved, the ejector pad of setting has avoided the direct ejecting product of thimble, cause the fashioned product outside spot to appear, perhaps make the thimble fracture, the second backup pad of setting can directly rise through electric lift rod, carry out the secondary drawing of patterns, thereby reduce drawing of patterns time, be convenient for improve production efficiency.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to an ejection structure for an injection mold, which is convenient to adjust.
Background
Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple designs and varieties, simple and complex shapes, small and precise product size, easy replacement of products, capability of forming workpieces with complex shapes, and suitability for the fields of mass production, products with complex shapes and the like. Stirring the completely molten plastic material by a screw at a certain temperature, injecting the plastic material into a mold cavity by high pressure, and cooling and solidifying the plastic material to obtain a molded product. After the forming is completed, the mold is ejected by utilizing the demolding ejecting block, the existing demolding ejecting block does not have an adjusting function when being used, and then the practicability and the applicability of the injection mold are reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an ejection structure for an injection mold, which is convenient to adjust, has the advantages that the ejection length of an ejector pin can be conveniently adjusted, when a first support plate and a second support plate are abutted against the bottom end of a limiting rod, the extension length of the ejector pin can be controlled, the practicability of the injection mold is improved, the arranged ejector block prevents the ejector pin from directly ejecting a product to cause spots on the outer side of the formed product or cause the ejector pin to be broken, the arranged second support plate can be directly lifted through an electric lifting rod to carry out secondary demolding, so that the demolding time is reduced, the production efficiency is conveniently improved, and the problems in the prior art can be solved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an injection mold uses ejecting structure convenient to adjust, includes mould body, die cavity, supporting seat and bracing piece, the mould body is installed on the supporting seat, and the lower surface mounting of supporting seat has the bracing piece, and the top of mould body is equipped with the die cavity, and the mounting groove has been seted up to the both sides of mould body, installs stop gear in the mounting groove, this internal installation cavity that is equipped with of mould, the installation cavity is equipped with ejection mechanism.
Preferably, stop gear includes lead screw, gag lever post, motor, slide bar, slider and pointer, and slide bar fixed mounting is in the left side mounting groove, and in, the lead screw rotates to be installed in the right side mounting groove, and the output and the lead screw of motor are connected, and equal movable mounting has the slider on lead screw and the slide bar, and fixed mounting has the gag lever post between two sets of sliders, and the one end that the gag lever post was kept away from to the right side slider is fixed with the pointer, and the bilateral symmetry that mould body outer wall is located the pointer is equipped with the scale mark.
Preferably, ejection mechanism includes first backup pad, mount pad, hydraulic stem, installed part, head rod and second connecting rod, and installed part fixed mounting has head rod and second connecting rod through round pin axle movable mounting on the installed part on the hydraulic stem, and the one end that the installed part was kept away from to the head rod is through round pin axle movable mounting on the mount pad, and the one end that the installed part was kept away from to the second connecting rod is through round pin axle movable mounting on first backup pad.
Preferably, the middle of first backup pad is equipped with the fluting, installs the second backup pad in the fluting, and the notched bottom is equipped with the stopper, and the second backup pad contacts with the stopper to be connected, and the bottom fixed mounting of second backup pad has electric lift rod, and electric lift rod keeps away from the one end of second backup pad and fixes on the mount pad.
Preferably, a plurality of ejector pins are mounted on the upper surfaces of the first supporting plate and the second supporting plate, ejector blocks are fixed to the tops of the ejector pins, and the ejector blocks are mounted at the bottom of the die cavity.
Preferably, the lower surface of the two ends of the first supporting plate is fixed with a return spring, one end of the return spring, which is far away from the first supporting plate, is fixed on the mounting seat, and the mounting seat is fixed on the supporting seat.
Compared with the prior art, the utility model has the following beneficial effects:
1. this injection mold uses ejecting structure convenient to adjust, the motor starts to make the lead screw rotate, drives the slider and removes along lead screw and slide bar, observes the position of slider through the pointer, and then confirms the position of gag lever post, conveniently adjusts the ejecting length of thimble, when the bottom of first backup pad and second backup pad and gag lever post is contradicted, first backup pad and second backup pad stop rising this moment to can control the length that the thimble stretches out, improve injection mold's practicality.
2. This injection mold is with ejecting structure convenient to adjust, the kicking block of setting has avoided the direct ejecting product of thimble, causes the spot to appear in the fashioned product outside, perhaps makes the thimble fracture, and the second backup pad of setting can directly rise through electric lift rod, carries out the secondary drawing of patterns to reduce drawing of patterns time, be convenient for improve production efficiency, the reset spring of setting is convenient for reset first backup pad.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a limiting mechanism of the present invention;
FIG. 3 is a schematic structural diagram of an ejection mechanism according to the present invention;
fig. 4 is a top view of a portion of the structure of the present invention.
In the figure: 1. a mold body; 2. a mold cavity; 3. a limiting mechanism; 31. a screw rod; 32. a limiting rod; 33. a motor; 34. a slide bar; 35. a slider; 36. a pointer; 4. mounting grooves; 5. an ejection mechanism; 51. a first support plate; 52. a mounting seat; 53. a hydraulic lever; 54. a return spring; 55. a mounting member; 56. a first connecting rod; 57. a second connecting rod; 58. a second support plate; 59. an electric lifting rod; 510. a thimble; 511. a top block; 6. a supporting seat; 7. a mounting cavity; 8. a support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-2, an ejection structure for an injection mold convenient to adjust includes a mold body 1, a mold cavity 2, a support seat 6 and a support rod 8, the mold body 1 is mounted on the support seat 6, the support rod 8 is mounted on the lower surface of the support seat 6, the mold cavity 2 is disposed at the top of the mold body 1, mounting grooves 4 are formed on two sides of the mold body 1, a limiting mechanism 3 is mounted in the mounting groove 4, the limiting mechanism 3 includes a screw rod 31, a limiting rod 32, a motor 33, a slide rod 34, a slide block 35 and a pointer 36, the slide rod 34 is fixedly mounted in the left mounting groove 4, the screw rod 31 is rotatably mounted in the right mounting groove 4, an output end of the motor 33 is connected with the screw rod 31, the slide blocks 35 are movably mounted on the screw rod 31 and the slide rod 34, the limiting rod 32 is fixedly mounted between the two sets of slide blocks 35, the pointer 36 is fixed at one end of the right slide block 35 away from the limiting rod 32, the scale marks are symmetrically arranged on the two sides of the outer wall of the die body 1, which are positioned on the pointer 36, a mounting cavity 7 is arranged in the die body 1, and an ejection mechanism 5 is arranged in the mounting cavity 7.
Referring to fig. 3-4, the ejection mechanism 5 includes a first supporting plate 51, a mounting seat 52, a hydraulic rod 53, a mounting member 55, a first connecting rod 56 and a second connecting rod 57, the mounting member 55 is fixedly mounted on the hydraulic rod 53, the first connecting rod 56 and the second connecting rod 57 are movably mounted on the mounting member 55 through a pin, one end of the first connecting rod 56, which is far away from the mounting member 55, is movably mounted on the mounting seat 52 through a pin, one end of the second connecting rod 57, which is far away from the mounting member 55, is movably mounted on the first supporting plate 51 through a pin, a slot is formed in the middle of the first supporting plate 51, the second supporting plate 58 is mounted in the slot, a limiting block is disposed at the bottom of the slot, the second supporting plate 58 is in contact connection with the limiting block, an electric lifting rod 59 is fixedly mounted at the bottom of the second supporting plate 58, one end of the electric lifting rod 59, which is far away from the second supporting plate 58, is fixed on the mounting seat 52, a plurality of ejector pins 510 are mounted on the upper surfaces of the first support plate 51 and the second support plate 58, an ejector block 511 is fixed on the top of each ejector pin 510, the ejector block 511 is mounted at the bottom of the mold cavity 2, return springs 54 are fixed on the lower surfaces of two ends of the first support plate 51, one ends of the return springs 54 far away from the first support plate 51 are fixed on the mounting seats 52, and the mounting seats 52 are fixed on the support seat 6.
In summary, according to the ejection structure for the injection mold convenient to adjust, when demolding is required, the motor 33 is started to rotate the lead screw 31, the slide block 35 is driven to move along the lead screw 31 and the slide rod 34, the position of the slide block 35 is observed through the pointer 36, the position of the limit rod 32 is further determined, the length ejected by the thimble 510 is convenient to adjust, when the first support plate 51 and the second support plate 58 are abutted against the bottom end of the limit rod 32, the first support plate 51 and the second support plate 58 stop rising at the moment, so that the length of the thimble 510 extending out can be controlled, the practicability of the injection mold is improved, the hydraulic rod 53 and the electric lifting rod 59 are started to jack the first support plate 51 and the second support plate 58, so that the thimble 510 is jacked upwards to demold a workpiece in the mold cavity 2, the set top block 511 prevents the thimble 510 from directly ejecting the product, which causes spots outside the molded product, or the thimble 510 is broken, the second supporting plate 58 can be directly lifted by the electric lifting rod 59 to perform secondary demoulding, so that the demoulding time is shortened, the production efficiency is improved, and the reset spring 54 is convenient to reset the first supporting plate 51.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an ejection structure for injection mold convenient to adjust, includes mould body (1), die cavity (2), supporting seat (6) and bracing piece (8), its characterized in that: the die is characterized in that the die body (1) is installed on the supporting seat (6), the supporting rod (8) is installed on the lower surface of the supporting seat (6), the die cavity (2) is arranged at the top of the die body (1), the mounting grooves (4) are formed in the two sides of the die body (1), the limiting mechanisms (3) are installed in the mounting grooves (4), the mounting cavity (7) is arranged in the die body (1), and the ejection mechanisms (5) are arranged in the mounting cavity (7).
2. The ejection structure for an injection mold convenient to adjust of claim 1, wherein: stop gear (3) are including lead screw (31), gag lever post (32), motor (33), slide bar (34), slider (35) and pointer (36), slide bar (34) fixed mounting is in left side mounting groove (4), interior, lead screw (31) are rotated and are installed in right side mounting groove (4), the output and lead screw (31) of motor (33) are connected, equal movable mounting has slider (35) on lead screw (31) and slide bar (34), fixed mounting has gag lever post (32) between two sets of slider (35), the one end that gag lever post (32) were kept away from in right side slider (35) is fixed with pointer (36), the bilateral symmetry that mould body (1) outer wall is located pointer (36) is equipped with the scale mark.
3. The ejection structure for an injection mold convenient to adjust of claim 1, wherein: ejection mechanism (5) include first backup pad (51), mount pad (52), hydraulic stem (53), installed part (55), head rod (56) and second connecting rod (57), installed part (55) fixed mounting is on hydraulic stem (53), there are head rod (56) and second connecting rod (57) through round pin axle movable mounting on installed part (55), the one end that installed part (55) were kept away from in head rod (56) is through round pin axle movable mounting on mount pad (52), the one end that installed part (55) were kept away from in second connecting rod (57) is through round pin axle movable mounting on first backup pad (51).
4. The ejection structure for an injection mold convenient to adjust of claim 3, wherein: the middle of first backup pad (51) is equipped with the fluting, installs second backup pad (58) in the fluting, and the notched bottom is equipped with the stopper, and second backup pad (58) and stopper contact are connected, and the bottom fixed mounting of second backup pad (58) has electronic lifter (59), and the one end that second backup pad (58) were kept away from in electronic lifter (59) is fixed on mount pad (52).
5. The ejection structure for an injection mold convenient to adjust of claim 4, wherein: a plurality of ejector pins (510) are mounted on the upper surfaces of the first supporting plate (51) and the second supporting plate (58), ejector blocks (511) are fixed to the tops of the ejector pins (510), and the ejector blocks (511) are mounted at the bottom of the die cavity (2).
6. The ejection structure for an injection mold convenient to adjust of claim 3, wherein: the lower surfaces of two ends of the first supporting plate (51) are fixedly provided with return springs (54), one ends, far away from the first supporting plate (51), of the return springs (54) are fixed on the mounting seat (52), and the mounting seat (52) is fixed on the supporting seat (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220328711.1U CN216885042U (en) | 2022-02-18 | 2022-02-18 | Ejection structure convenient to adjust and used for injection mold |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220328711.1U CN216885042U (en) | 2022-02-18 | 2022-02-18 | Ejection structure convenient to adjust and used for injection mold |
Publications (1)
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CN216885042U true CN216885042U (en) | 2022-07-05 |
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CN202220328711.1U Active CN216885042U (en) | 2022-02-18 | 2022-02-18 | Ejection structure convenient to adjust and used for injection mold |
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- 2022-02-18 CN CN202220328711.1U patent/CN216885042U/en active Active
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