CN116533452A - Double-colored injection mold - Google Patents

Double-colored injection mold Download PDF

Info

Publication number
CN116533452A
CN116533452A CN202310374906.9A CN202310374906A CN116533452A CN 116533452 A CN116533452 A CN 116533452A CN 202310374906 A CN202310374906 A CN 202310374906A CN 116533452 A CN116533452 A CN 116533452A
Authority
CN
China
Prior art keywords
injection molding
end surface
rod
fixedly connected
injection
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
Application number
CN202310374906.9A
Other languages
Chinese (zh)
Inventor
雷明伟
魏平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Zhongzhongsheng Technology Co ltd
Original Assignee
Shenzhen Zhongzhongsheng Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Zhongzhongsheng Technology Co ltd filed Critical Shenzhen Zhongzhongsheng Technology Co ltd
Priority to CN202310374906.9A priority Critical patent/CN116533452A/en
Publication of CN116533452A publication Critical patent/CN116533452A/en
Pending legal-status Critical Current

Links

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
    • 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
    • B29C45/2602—Mould construction elements
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/02—Deburring or deflashing
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • 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
    • 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
    • B29C45/2602—Mould construction elements
    • B29C45/2606—Guiding or centering means
    • 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
    • B29C2045/1784—Component parts, details or accessories not otherwise provided for; Auxiliary operations not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The invention relates to the technical field of injection molds, in particular to a double-shot injection mold, which comprises a working base, wherein a rotating mechanism is arranged on the upper end surface of the working base, an upper mounting platform is fixedly connected to the edge position of the upper end surface of the working base, two injection molding female dies are arranged above the rotating mechanism, a lifting mechanism is fixedly arranged on the lower end surface of the upper mounting platform, two injection molding male dies are arranged below the lifting mechanism, a driving mechanism is arranged inside the lifting mechanism, a mounting cross rod is arranged at the lower end of the driving mechanism, and a track guiding mechanism is arranged at the lower position of the lower end surface of the mounting cross rod. Through the setting of track guiding mechanism, elastic telescoping mechanism drives the laminating gyro wheel and follows the outside surface laminating of left side die of moulding plastics, and the track that the laminating gyro wheel moved coincides with the outside surface of die of moulding plastics, and the lower extreme moving track of right side scraping mechanism coincides with the edge of product, under the circumstances of not damaging the product, gets rid of the burr of product edge department.

Description

Double-colored injection mold
Technical Field
The invention relates to the technical field of injection molds, in particular to a double-color injection mold.
Background
The prior art discloses a part of the invention patent of injection mold, the Chinese patent with application number 202110107159.3 discloses a double-shot injection mold with uniform glue injection, the structure of the double-shot injection mold comprises a bottom plate, a supporting seat, a mold box, a box cover, a bolt and an injection port, wherein the upper end of the bottom plate and the supporting seat are integrated, the lower end of the mold box is attached to the upper end of the supporting seat and fixedly connected, a user can detach a screw at the upper end of the mold and take out a cover plate and simultaneously can drive a correction device of an inner mold, a pipeline can be easily taken out from the mold, and the difficulty of a subsequent finishing procedure caused by inconsistent damage degree of residual materials when the pipeline is forcibly taken out is prevented;
the double-color injection mold is a mold which is formed by injecting two plastic materials on the same injection molding machine and is formed in two times, but the product is only ejected once, the double-color mold consists of two male molds and two female molds, the shapes of the two female molds are completely identical, the two shapes of the two male molds are different, one product is respectively formed, the two shapes of the female molds are completely identical, and after the first injection molding, the front mold and the rear mold of the mold rotate 180 degrees around the center and then the second injection molding is carried out;
because the material colour and the material of twice moulding plastics are different, generally will use harder material to prime when moulding plastics for the first time, afterwards will softer material to mould plastics on its surface again, the smoothness of laminating face is higher between the two, glue more tightly, but no matter how high the precision of mould is, can guarantee the smoothness of moulding plastics face, but the laminating back is difficult to have trace gap to produce between die and the terrace die, the product edge department of shaping produces the burr, the burr can influence the bonding and the pleasing to the eye degree with the second time moulding plastics, if be the injection mold of using, can polish after processing, but the bicolor injection mould then need carry out the second time after moulding plastics for the first time, if take off the precision of moulding plastics of influence the second time, if do not take off the track of polishing and burr removal hardly coincide with the edge of product, difficult to carry out accurate burring under the circumstances of not damaging the product, the burr after the removal can remain between the mould, be difficult to clear up.
Therefore, the invention provides a double-shot injection mold for solving the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a double-color injection mold.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a double-colored injection mold, including the work base, the upper end surface of work base is provided with rotatable slewing mechanism, work base's upper end surface edge position fixedly connected with goes up mounting platform, slewing mechanism's top is provided with two die that moulds plastics, but go up mounting platform's lower extreme surface fixed mounting has vertical lift elevating system, elevating system's below is provided with two terrace dies of moulding plastics, elevating system's inside is provided with the actuating mechanism that drives rotation and lift, actuating mechanism's lower extreme is provided with the installation horizontal pole, the upper end surface left side fixed mounting of installation horizontal pole has the second motor, and the lower extreme surface of installation horizontal pole is located the below position department of second motor and is provided with track guiding mechanism.
The lower end surface of the transverse guide rod is provided with a lower slide rail, the inside of the upper slide groove is connected with an upper slide block in a sliding manner, the lower end of the upper slide block is fixedly connected with a lifting rod, the lower end of the lifting rod is fixedly connected with a lower slide block, and the outer side of the lower slide block is connected with a lower slide rail fixedly arranged on the surface of the left injection molding die;
the right side end of the transverse guide rod is provided with a scraping mechanism, the scraping mechanism comprises an upper connecting column and a lower connecting column, the upper end of the upper connecting column is rotationally connected with the transverse guide rod through a torsion spring, the upper end of the lower connecting column is in sliding connection with the upper connecting column, an adjusting rod is connected with the inside of the lower connecting column through threads, and a scraper machine is fixedly connected with one side end of the adjusting rod, which is close to the injection molding die.
Preferably, the rotating mechanism comprises a first motor and a rotating turntable, wherein the first motor is rotationally connected to the upper end surface of the working base, the rotating turntable is fixedly connected to the middle position of the lower end surface of the working base, the rotating turntable is connected with the first motor through a driving shaft, and the injection molding female die is symmetrically installed on the upper end surface of the first motor in a left-right mode through a fixed connection mode.
Preferably, the lifting mechanism comprises a first air cylinder fixedly arranged below the upper mounting platform, an upper male die mounting plate is fixedly arranged at the lower end of the first air cylinder, the injection male die is symmetrically arranged on the lower end surface of the upper male die mounting plate in a left-right symmetry manner in a fixed connection mode, a pouring opening is formed in the position, above the injection male die, of the surface of the upper male die mounting plate, and the pouring opening is connected with a pouring tube inside the injection male die.
Preferably, the driving mechanism comprises a second motor fixedly arranged at the middle position of the upper end surface of the upper male die mounting plate, an output shaft at the lower end of the second motor penetrates through the upper male die mounting plate to be fixedly connected with a second cylinder, and the lower end of the second cylinder is fixedly connected with the mounting cross rod.
Preferably, the elastic telescopic mechanism comprises a telescopic sleeve, the upper end surface of one side of the telescopic sleeve, which is close to the mounting cross rod, is connected with an output shaft, the telescopic sleeve is connected with a telescopic rod in a sliding manner, a third cylinder is mounted in the telescopic sleeve in an embedded manner, the movable end of the third cylinder is fixedly connected with the telescopic rod, and the outer side of the movable end of the third cylinder is sleeved with a tension spring, the two ends of which are respectively connected with the telescopic sleeve and the telescopic rod.
Preferably, the upper end surface of the telescopic rod is fixedly connected with a transverse guide rod at a position right above the lower connecting rod, and the laminating roller is connected with the lower connecting rod through a bearing.
Preferably, one end of the adjusting rod, which is far away from the scraper mechanism, is connected with a nut through threads.
Preferably, the scraper mechanism comprises a mounting table, two rotating plates are symmetrically mounted at the middle position of one side surface of the mounting table, which is close to the injection molding female die, a burr scraper is fixedly mounted at the edge of one side surface of the two rotating plates, which is close to the injection molding female die, and a laminating roller is rotatably mounted at the inner side position of the burr scraper, which is close to the injection molding female die, of the two rotating plates.
Preferably, the middle position of one side surface of the mounting table, which is close to the injection molding female die, is fixedly connected with a hollow sleeve, rotating plates positioned on two sides of the sleeve extend into the sleeve through rotating shafts to be rotatably mounted in the sleeve, the rotating shafts are coaxial with the sleeve, and the rotating shafts are connected with the sleeve through torsion springs.
Preferably, the upper end surface of the transverse guide rod is provided with a collecting mechanism at the left side of the scraping mechanism, the collecting mechanism comprises a fourth cylinder, the fourth cylinder is fixedly arranged on the upper end surface of the transverse guide rod, the movable end of the fourth cylinder penetrates through the transverse guide rod to be connected with a suction head, the suction head is connected with an external air pump through a pipeline, suction is provided for the suction head, and scraps are removed in the deburring process.
Compared with the prior art, the invention has the following beneficial effects:
this double-colored injection mold, through track guiding mechanism's setting, elastic telescoping mechanism drives the laminating gyro wheel and follows the outside surface laminating of left side die of moulding plastics, and the track that the laminating gyro wheel moved coincide with the outside surface of die of moulding plastics, and right side scraping mechanism lower extreme moving track coincides with the edge of product, under the condition of not damaging the product, gets rid of the burr of product edge department, has practiced thrift the processing flow, need not to process after taking off the product, the follow-up secondary injection moulding of being convenient for.
This double-colored injection mold, through scraping the setting of mechanism, when running to the edges and corners department of product outside surface, the burr scraper on the rotor plate surface of one side breaks away from the product outside surface at first, and after the whole product outside surface that breaks away from of rotor plate of one side, the torsional spring drives the rotor plate rotation of one side that breaks away from, makes it laminate with the product outside surface of opposite side, can laminate the outside surface of product all the time in the edges and corners department of meetting to do not harm the edges and corners of product.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a cross-sectional view taken along the direction a-a in FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2A in accordance with the present invention;
FIG. 5 is a cross-sectional view of the structure of FIG. 4 in accordance with the present invention;
FIG. 6 is a top perspective view of the injection mold and mounting rail of the present invention;
FIG. 7 is a bottom perspective view of the structure on the mounting rail of FIG. 6 in accordance with the present invention;
FIG. 8 is a cross-sectional view of the structure of FIG. 7 in accordance with the present invention;
FIG. 9 is an enlarged view of a portion of the collection mechanism of FIG. 7 in accordance with the present invention;
FIG. 10 is an enlarged view of a portion of the scraping mechanism of FIG. 7 according to the present invention;
FIG. 11 is a perspective view of the doctor blade mechanism of FIG. 9 according to the invention;
FIG. 12 is a schematic view of the mounting structure of the laminating roller of FIG. 11 according to the present invention;
FIG. 13 is a top view of the structure of FIG. 6 in accordance with the present invention;
FIG. 14 is a schematic view of the structure of FIG. 10 in motion according to the present invention;
fig. 15 is an enlarged view of a portion of B of fig. 14 in accordance with the present invention.
In the figure: 1. a working base; 2. a rotating mechanism; 21. a first motor; 22. rotating the turntable; 3. an upper mounting platform; 4. a lifting mechanism; 41. a first cylinder; 42. an upper punch mounting plate; 5. injection molding a male die; 6. injection molding of the female die; 7. mounting a cross bar; 71. a second motor; 8. a driving mechanism; 81. a third motor; 82. a second cylinder; 9. a track guiding mechanism; 91. an elastic telescopic mechanism; 911. a third cylinder; 912. a tension spring; 913. a telescoping sleeve; 914. a telescopic rod; 92. a lower connecting rod; 93. a transverse guide rod; 931. a lifting rod; 932. a lower slide rail; 933. a lower slide rail; 934. an upper slider; 935. an upper chute; 94. a pressure switch; 95. laminating rollers; 10. a collection mechanism; 101. a fourth cylinder; 102. a suction head; 11. a scraping mechanism; 1101. an upper connecting column; 1102. a lower connecting column; 1103. an adjusting rod; 1104. a scraper mechanism; 1105. a mounting table; 1106. laminating a roller; 1107. a burr scraper; 1108. a rotating plate 1109 and a nut.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
The double-shot injection mold as shown in fig. 1 to 15 comprises a working base 1, wherein a rotatable rotating mechanism 2 is arranged on the upper end surface of the working base 1, an upper mounting platform 3 is fixedly connected to the edge position of the upper end surface of the working base 1, two injection molding female dies 6 are arranged above the rotating mechanism 2, a vertically lifting mechanism 4 is fixedly arranged on the lower end surface of the upper mounting platform 3, two injection molding male dies 5 are arranged below the lifting mechanism 4, a driving mechanism 8 for driving rotation and lifting is arranged inside the lifting mechanism 4, a mounting cross rod 7 is arranged at the lower end of the driving mechanism 8, a second motor 71 is fixedly arranged on the left side of the upper end surface of the mounting cross rod 7, and a track guiding mechanism 9 is arranged on the lower end surface of the mounting cross rod 7, which is positioned below the second motor 71;
in the injection molding process, the two injection molding male dies 5 are pressed down through the lifting mechanism 4 to be attached to the two injection molding female dies 6, raw materials are injected into a pair of dies on the left side to complete first molding, the injection molding male dies 5 are lifted up to complete demolding after the first molding, the two injection molding female dies 6 below are driven to rotate 180 degrees through the rotating mechanism 2, then the two injection molding male dies 5 are pressed down through the lifting mechanism 4 again to be attached to the two injection molding female dies 6, and the raw materials are injected into a pair of dies on the right side to complete second injection molding;
the track guiding mechanism 9 comprises an elastic telescopic mechanism 91 and a lower connecting rod 92, a transverse guiding rod 93 is arranged above the elastic telescopic mechanism 91, a pressure switch 94 is fixedly connected to the lower end of the lower connecting rod 92, an attaching roller 95 is rotatably connected to the outer side surface of the lower connecting rod 92 at a position close to the pressure switch 94, and the length of the transverse guiding rod 93 is the same as the distance between the same positions of the injection molding female dies 6 on two sides;
an upper sliding groove 935 is formed in the lower end surface of the transverse guide rod 93, an upper sliding block 934 is connected inside the upper sliding groove 935 in a sliding manner, a lifting rod 931 is fixedly connected to the lower end of the upper sliding block 934, a lower sliding block is fixedly connected to the lower end of the lifting rod 931, and a lower sliding rail 932 fixedly arranged on the surface of the left injection molding die 6 is connected to the outer side of the lower sliding block 932 in a sliding manner;
the lifting rod 931 is formed by sleeving an upper cylinder and a lower cylinder, the upper cylinder and the lower cylinder are connected through a key groove, the lifting rod 931 can move vertically, but cannot rotate, the mounting cross rod 7 and the transverse guide rod 93 are positioned between the left injection molding die 6 and the right injection molding die 6 in an initial state, the mounting cross rod 7 and the transverse guide rod 93 rotate by 90 degrees in the deburring process, and the lifting rod 931 below the transverse guide rod 93 moves along the upper sliding groove 935 and the lower sliding rail 9;
the right end of the transverse guide rod 93 is provided with a scraping mechanism 11, the scraping mechanism 11 comprises an upper connecting column 1101 and a lower connecting column 1102, the upper end of the upper connecting column 1101 is rotationally connected with the transverse guide rod 93, a torsion spring is arranged at the joint and connected with the upper end of the upper connecting column 1101 and the transverse guide rod 93, the torsion spring provides force in a torsion direction, the transverse guide rod 93 is parallel to the mounting cross rod 7 under the condition of not receiving external force, the upper end of the lower connecting column 1102 is in sliding connection with the upper connecting column 1101, an adjusting rod 1103 is connected inside the lower connecting column 1102 through threads, one side end of the adjusting rod 1103, close to the injection molding die 6, is fixedly connected with a scraper mechanism 1104, and the scraper mechanism is provided with a limiting rod which penetrates through the connecting column 1102 in a sliding manner;
as an embodiment of the present invention, fig. 1; FIG. 6; FIG. 7; FIG. 10; fig. 12 and 13 show: the existing female die and the male die are inevitably provided with a trace gap after being attached, burrs are generated at the edges of the formed product, the burrs can affect the adhesion and the attractiveness of the molded product and the second injection molding, if the molded product is not taken down and polished, the track for removing the burrs is difficult to be matched with the edges of the product, and the precise deburring is difficult to be performed under the condition that the product is not damaged;
the embodiment of the invention can solve the problems, in the injection molding process, the mounting cross rod 7 is positioned at the gap between the two pairs of dies, after the first injection molding is finished and the rotating mechanism 2 drives the two injection molding female dies 6 to rotate, the product formed for the first time is positioned on the right side, the injection molding female dies 6 which are not molded are positioned on the left side, the driving mechanism 8 drives the mounting cross rod 7 to rotate 90 degrees to form a state shown in fig. 10 and 11, the mounting cross rod 7 moves downwards after rotating, the pressure switch 94 below the lower connecting rod 92 is attached to the surface of the injection molding female dies 6, and then the second motor 71 drives the elastic telescoping mechanism 91 and the lower connecting rod 92 to rotate around the injection molding female dies 6;
the elastic telescopic mechanism 91 drives the laminating roller 95 to be laminated along the outer side surface of the injection molding female die 6, the moving track of the laminating roller 95 is identical with the outer side surface of the injection molding female die 6, in the moving process, the transverse guide rod 93 can drive the scraping mechanism 11 on the right side to move in the same track, because the length of the transverse guide rod 93 is identical with the distance between the same positions of the injection molding female dies 6 on the two sides, and the transverse guide rod 93 is always parallel to the mounting cross rod 7, the scraper mechanism 1104 on the lower end of the scraping mechanism 11 on the right side can synchronously move the edge of a product subjected to the first injection molding on the right side along the moving track of the laminating roller 95, the moving track is identical with the edge of the product, burrs at the edge of the product are removed under the condition of not damaging the product, the processing flow is saved, the product is not required to be removed, and the subsequent secondary injection molding is convenient.
According to fig. 1; fig. 2 and 3 show: the rotating mechanism 2 comprises a first motor 21 rotatably connected to the upper end surface of the working base 1 and a rotating turntable 22 fixedly connected to the middle position of the lower end surface of the working base 1, the rotating turntable 22 is connected with the first motor 21 through a driving shaft, and the injection molding female die 6 is symmetrically arranged on the upper end surface of the first motor 21 in a left-right manner through a fixed connection mode; the first motor 21 is controlled to be started by a worker through an external controller, and the rotating angle of the rotating disc 22 is fixed to be 180 degrees each time.
According to fig. 1; fig. 2 and 3 show: the lifting mechanism 4 comprises a first air cylinder 41 fixedly arranged below the upper mounting platform 3, an upper male die mounting plate 42 is fixedly arranged at the lower end of the first air cylinder 41, the injection male die 5 is symmetrically arranged on the lower end surface of the upper male die mounting plate 42 in a left-right symmetry manner in a fixed connection manner, a pouring opening is formed in the surface of the upper male die mounting plate 42, which is positioned above the injection male die 5, and the pouring opening is connected with a pouring pipe inside the injection male die 5;
the raw materials enter the inside of the injection molding male die 5 through the pouring opening, the size of a cavity of the injection molding male die 5 positioned on the right side is larger than that of the injection molding male die 5 positioned on the left side, the larger space is the space for secondary injection molding, the raw materials are introduced into the inside of the injection molding male die 5 through the pouring opening above the left side injection molding male die 5 through the pouring pipe during primary injection molding, and the raw materials are introduced into the inside of the injection molding male die 5 through the pouring pipe through the pouring opening above the right side injection molding male die 5 during secondary injection molding.
According to fig. 1; fig. 2 and 3 show: the driving mechanism 8 comprises a second motor 81 fixedly arranged at the middle position of the upper end surface of the upper punch mounting plate 42, an output shaft at the lower end of the second motor 81 penetrates through the upper punch mounting plate 42 and is fixedly connected with a second air cylinder 82, and the lower end of the second air cylinder 82 is fixedly connected with the mounting cross rod 7;
the second motor 81 is controlled to be switched through the external controller, the rotation angle of the second motor 81 is fixed to be 90 degrees, the second motor 81 drives the installation cross rod 7 to stop at the front and back positions in the pouring process, the second motor 81 drives the installation cross rod 7 to stop at the left and right positions in the deburring process, the second cylinder 82 controls the installation cross rod 7 to lift, the installation cross rod 7 is higher than the upper end surface of the injection molding female die 6 in the initial state and lower than the lower end surface of the injection molding male die 5 when descending, and the second cylinder 82 controls the installation cross rod 7 to descend until the pressure switch 94 at the lower end of the lower connecting rod 92 is attached to the surface of the injection molding female die 6 in the deburring process.
According to fig. 5 and 6: the elastic telescopic mechanism 91 comprises a telescopic sleeve 913, the upper end surface of one side of the telescopic sleeve 913, which is close to the mounting cross rod 7, is connected with the output shaft of the second motor 71, a third cylinder 911 is embedded and mounted in the telescopic sleeve 913, the movable end of the third cylinder 911 is fixedly connected with a telescopic seat 912, the inside of the telescopic seat is slidably connected with a telescopic rod 914, and a stretching spring is fixedly connected between the telescopic rod 914 and the inner wall of the telescopic seat;
the third cylinder 911 is controlled by an external controller, the external controller of the third cylinder 911 is electrically connected with the pressure switch 94, the third cylinder 91 stretches out in an initial state to push the lower connecting rod 92 to be positioned at the middle position of the groove of the injection molding female die 6, the extension spring 912 is in a stretching state, when the second cylinder 82 controls the mounting cross rod 7 to descend until the pressure switch 94 is attached to the surface of the injection molding female die 6, the third cylinder 911 is closed and retracted, the extension spring 912 drives the connecting rod 92 to move towards the position close to the center of the injection molding female die 6, and when the second motor 71 is started to drive the connecting rod 92 to rotate, the elastic telescopic mechanism 91 stretches and stretches to change the length to enable the attaching roller 95 to be attached to the protruding edge of the injection molding female die 6, but maintains the elastic force to keep the movement track of the attaching roller 95 always consistent with the edge of an injection molding product.
According to fig. 5 and 6: the upper end surface of the telescopic rod 914 is fixedly connected with a transverse guide rod 93 at a position right above the lower connecting rod 92, and the laminating roller 95 is connected with the lower connecting rod 92 through a bearing; the leftmost side of the transverse guide rod 93 coincides with the lower connecting rod 92, the rightmost side of the transverse guide rod 93 coincides with the upper connecting column 1101 in the scraping mechanism 11, the laminating roller 95 is coaxial with the lower connecting rod 92, and when in motion, the distance between the laminating roller 95 and the upper connecting column 1101 is always kept equal to the length of the transverse guide rod 93, so that the distance between the scraping mechanism 11 and the laminating roller 95 in the motion process is always kept the same.
As an embodiment of the present invention, according to fig. 8, there is shown: one end of the adjusting rod 1103, which is far away from the scraper mechanism 1104, is connected with a nut 1109 through threads, the nut 1109 is rotationally connected to the surface of the lower connecting column 1102, in the injection molding process, the thicknesses of the inner walls of different products are different, and the distance between the scraper mechanism 1104 and the outer side surface of the product on the right injection molding female die 6 is required to be finely adjusted according to the different products;
embodiments of the present invention may solve the above problems: before the burrs are scraped, the distance between the scraper mechanism 1104 and the outer side surface of the product on the right injection molding female die 6 is adjusted by rotating a nut on the adjusting rod 1103 until the scraper mechanism 1104 is attached to the outer side surface of the product on the right injection molding female die 6, so that the running track of the scraper mechanism 1104 is always kept to be identical with the track of the outer side surface of the product on the injection molding female die 6;
as an embodiment of the invention, according to fig. 8; FIG. 9; FIG. 10; fig. 11 and 12 show: when the existing scraper moves along the outer side surface of the product on the right injection molding die 6 to remove burrs, the scraper can scrape the edges and corners of the irregular surface of the product at the edges and corners of the product, thereby damaging the product,
embodiments of the present invention may solve the above problems: the scraper mechanism 1104 comprises a mounting table 1105, one side of the mounting table 1105, which is close to 1102, is fixedly connected with a limiting rod, two rotating plates 1108 are symmetrically arranged at the middle position of one side surface of the mounting table 1105, which is close to the injection molding female die 6, a burr scraper 1107 is fixedly arranged at the edge of one side surface of the two rotating plates 1108, which is close to the injection molding female die 6, and a laminating roller 1106 is rotatably arranged at the inner side position of the burr scraper 1107, which is close to the injection molding female die 6;
the middle position of one side surface of the mounting table 1105, which is close to the injection molding female die 6, is fixedly connected with a hollow sleeve, rotating plates 1108 positioned at two sides of the sleeve extend into the sleeve to be rotatably mounted through rotating shafts, the rotating shafts are coaxial with the sleeve, and the rotating shafts are connected with the sleeve through torsion springs;
in the deburring process: the two rotating plates 1108 are close to the burr scraper 1107 and the laminating roller 1106 on one side surface of the injection molding female die 6 and are laminated with the outer side surface of a product on the right side injection molding female die 6, burrs at the edge are cut off through the burr scraper 1107, when the rotating plates move to the corner of the outer side surface of the product, the burr scraper 1107 on the surface of the rotating plate 1108 on one side is separated from the outer side surface of the product first, after the rotating plate 1108 on one side is integrally separated from the outer side surface of the product, the torsion spring drives the rotating plate 1108 on the separated side to rotate so as to be laminated with the outer side surface of the product on the other side, and then the two rotating plates 1108 continue to move to squeeze the torsion spring on the rotating plate 1108 on the side which is not separated, so that the two rotating plates 1108 integrally move to the other side surface of the product; the product can always be attached to the outer side surface of the product at the position meeting the edges and corners, and the edges and corners of the product are not damaged.
As an embodiment of the invention, according to fig. 4; FIG. 5; FIG. 7; FIG. 10; fig. 11 and 12 show: after the burrs are removed, the residual tiny burrs can be remained between the dies, and the subsequent secondary injection molding is affected.
Embodiments of the present invention may solve the above problems: the collecting mechanism 10 is arranged on the upper end surface of the transverse guide rod 93 at the left side of the scraping mechanism 11, the collecting mechanism 10 comprises a fourth cylinder 101, the fourth cylinder 101 is fixedly arranged on the upper end surface of the transverse guide rod 93, the movable end of the fourth cylinder 101 penetrates through the transverse guide rod 93 to be connected with a suction head 102, the suction head 102 is communicated with an external dust collector through a pipeline, suction force is provided for the suction head, and scraps are removed in the deburring process;
during deburring: the collecting mechanism 10 also moves along the track of the scraping mechanism 11, and when the collecting mechanism 10 follows the track rotation angle, in order to avoid the collecting mechanism 10 blocking the blocking route, the collecting mechanism can be temporarily lifted by a worker through the fourth cylinder 101, so that the suction head 102 is higher than the upper end surface of the injection molding die 6, and the blocking route is avoided.
The working principle of the invention is as follows: in the injection molding process, the two injection molding male dies 5 are pressed down through the lifting mechanism 4 to be attached to the two injection molding female dies 6, raw materials are injected into a pair of dies on the left side to complete first molding, the injection molding male dies 5 are lifted up to complete demolding after the first molding, the two injection molding female dies 6 below are driven to rotate 180 degrees through the rotating mechanism 2, then the two injection molding male dies 5 are pressed down through the lifting mechanism 4 again to be attached to the two injection molding female dies 6, and the raw materials are injected into a pair of dies on the right side to complete second injection molding;
in the injection molding process, the mounting cross rod 7 is positioned at a gap between the two pairs of dies, after the first injection molding is finished and the rotating mechanism 2 drives the two injection molding female dies 6 to rotate, a product formed for the first time is positioned on the right side, the injection molding female dies 6 which are not subjected to injection molding are positioned on the left side, the driving mechanism 8 drives the mounting cross rod 7 to rotate by 90 degrees, the mounting cross rod is moved downwards after rotating, the pressure switch 94 below the lower connecting rod 92 is attached to the surface of the injection molding female dies 6, and then the second motor 71 drives the elastic telescopic mechanism 91 and the lower connecting rod 92 to rotate around the injection molding female dies 6;
the elastic telescopic mechanism 91 drives the laminating roller 95 to be laminated along the outer side surface of the injection molding female die 6, the moving track of the laminating roller 95 is matched with the outer side surface of the injection molding female die 6, in the moving process, the transverse guide rod 93 can drive the scraping mechanism 11 on the right side to move along the same track, and because the length of the transverse guide rod 93 is the same as the distance between the same positions of the injection molding female dies 6 on the two sides, the scraping mechanism 1104 on the lower end of the right scraping mechanism 11 can synchronously move the edge of a product subjected to the first injection molding on the right side along the moving track of the laminating roller 95, and the moving track is matched with the edge of the product without damaging the product, so that the burrs at the edge of the product are removed, the processing flow is saved, the product is not required to be taken down for processing, and the subsequent secondary injection molding is convenient;
the collecting mechanism 10 is arranged on the upper end surface of the transverse guide rod 93 at the left side of the scraping mechanism 11, the collecting mechanism 10 comprises a fourth cylinder 101, the fourth cylinder 101 is fixedly arranged on the upper end surface of the transverse guide rod 93, the movable end of the fourth cylinder 101 penetrates through the transverse guide rod 93 to be connected with a suction head 102, the suction head 102 is connected with an external air pump through a pipeline, suction is provided for the suction head, and scraps are removed in the deburring process;
during deburring: the collecting mechanism 10 also moves along the track of the scraping mechanism 11, and when the collecting mechanism 10 follows the track rotation angle, in order to avoid the collecting mechanism 10 blocking the blocking route, the collecting mechanism can be temporarily lifted by a worker through the fourth cylinder 101, so that the suction head 102 is higher than the upper end surface of the injection molding die 6, and the blocking route is avoided.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, but rather, the foregoing embodiments and description illustrate the principles of the invention, and that various changes and modifications may be effected therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims (10)

1. The double-color injection mold comprises a working base (1), and is characterized in that a rotatable rotating mechanism (2) is arranged on the upper end surface of the working base (1), an upper mounting platform (3) is fixedly connected to the edge position of the upper end surface of the working base (1), two injection molding female dies (6) are arranged above the rotating mechanism (2), a vertically lifting mechanism (4) is fixedly arranged on the lower end surface of the upper mounting platform (3), two injection molding male dies (5) are arranged below the lifting mechanism (4), a driving mechanism (8) for driving rotation and lifting is arranged inside the lifting mechanism (4), a mounting cross rod (7) is arranged at the lower end of the driving mechanism (8), a second motor (71) is fixedly arranged on the left side of the upper end surface of the mounting cross rod (7), and a track guiding mechanism (9) is arranged on the lower end surface of the mounting cross rod (7) and located below the second motor (71);
the track guiding mechanism (9) comprises an elastic telescopic mechanism (91) and a lower connecting rod (92), a transverse guiding rod (93) is arranged above the elastic telescopic mechanism (91), a pressure switch (94) is fixedly connected to the lower end of the lower connecting rod (92), and an attaching roller (95) is rotatably connected to the outer side surface of the lower connecting rod (92) at a position close to the pressure switch (94);
an upper sliding groove (935) is formed in the lower end surface of the transverse guide rod (93), an upper sliding block (934) is connected inside the upper sliding groove (935) in a sliding manner, a lifting rod (931) is fixedly connected to the lower end of the upper sliding block (934), a lower sliding block is fixedly connected to the lower end of the lifting rod (931), and a lower sliding rail (932) fixedly installed on the surface of the left injection molding female die (6) is connected to the outer side of the lower sliding block (932) in a sliding manner;
the right side end of horizontal guide pole (93) is provided with scrapes mechanism (11), scrape mechanism (11) including last spliced pole (1101) and lower spliced pole (1102), the upper end of going up spliced pole (1101) rotates with horizontal guide pole (93) to be connected, the upper end and the last spliced pole (1101) sliding connection of lower spliced pole (1102), and the inside of lower spliced pole (1102) has regulation pole (1103) through threaded connection, it is close to adjust pole (1103) one side end fixedly connected with scraper mechanism (1104) of moulding plastics die (6).
2. The bicolor injection mold according to claim 1, wherein the rotating mechanism (2) comprises a first motor (21) rotatably connected to the upper end surface of the working base (1) and a rotating turntable (22) fixedly connected to the middle position of the lower end surface of the working base (1), the rotating turntable (22) is connected with the first motor (21) through a driving shaft, and the injection molding female die (6) is symmetrically arranged on the upper end surface of the first motor (21) in a left-right mode through a fixed connection mode.
3. The bicolor injection mold according to claim 1, wherein the lifting mechanism (4) comprises a first air cylinder (41) fixedly installed below the upper installation platform (3), an upper male mold installation plate (42) is fixedly installed at the lower end of the first air cylinder (41), the injection male mold (5) is installed on the lower end surface of the upper male mold installation plate (42) in a bilateral symmetry mode through a fixed connection mode, a pouring opening is formed in the position, above the injection male mold (5), of the surface of the upper male mold installation plate (42), and the pouring opening is connected with a pouring pipe inside the injection male mold (5).
4. A two-shot injection mould according to claim 1, wherein the driving mechanism (8) comprises a third motor (81) fixedly mounted at the middle position of the upper end surface of the upper punch mounting plate (42), an output shaft at the lower end of the third motor (81) penetrates through the upper punch mounting plate (42) and is fixedly connected with a second air cylinder (82), and the lower end of the second air cylinder (82) is fixedly connected with the mounting cross rod (7).
5. The bicolor injection mold according to claim 1, wherein the elastic telescopic mechanism (91) comprises a telescopic sleeve (913), the upper end surface of one side of the telescopic sleeve (913) close to the mounting cross rod (7) is connected with the output shaft of the second motor (71), a third cylinder (911) is embedded and mounted in the telescopic sleeve (913), a telescopic seat (912) is fixedly connected with the movable end of the third cylinder (911), a telescopic rod (914) is slidingly connected in the telescopic seat (912), and an extension spring is fixedly connected between the telescopic rod (914) and the inner wall of the telescopic seat (912).
6. The bicolor injection mold according to claim 5, wherein a transverse guide rod (93) is fixedly connected to the upper end surface of the telescopic rod (914) at a position right above the lower connecting rod (92), and the attaching roller (95) is connected with the lower connecting rod (92) through a bearing.
7. A two-shot injection mold according to claim 1, characterized in that the end of the adjusting rod (1103) remote from the doctor mechanism (1104) is screwed with a nut (1109).
8. The bicolor injection mold according to claim 1, wherein the scraper mechanism (1104) comprises a mounting table (1105), two rotating plates (1108) are symmetrically arranged on the middle position of one side surface of the mounting table (1105) close to the injection molding female die (6), a burr scraper (1107) is fixedly arranged on the edge of one side surface of the two rotating plates (1108) close to the injection molding female die (6), and a laminating roller (1106) is rotatably arranged on the inner side position of the burr scraper (1107) on one side surface of the two rotating plates (1108) close to the injection molding female die (6).
9. The bicolor injection mold according to claim 8, wherein the mounting table (1105) is fixedly connected with a hollow sleeve at a middle position of one side surface of the injection molding female die (6), the rotating plates (1108) positioned at two sides of the sleeve extend into the sleeve to be rotatably mounted through rotating shafts, the rotating shafts are coaxial with the sleeve, and the rotating shafts are connected with the sleeve through torsion springs.
10. The bicolor injection mold according to claim 1, wherein the collecting mechanism (10) is arranged on the upper end surface of the transverse guide rod (93) at the left side position of the scraping mechanism (11), the collecting mechanism (10) comprises a fourth air cylinder (101), the fourth air cylinder (101) is fixedly arranged on the upper end surface of the transverse guide rod (93), and the movable end of the fourth air cylinder (101) penetrates through the transverse guide rod (93) to be connected with the suction head (102).
CN202310374906.9A 2023-04-10 2023-04-10 Double-colored injection mold Pending CN116533452A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310374906.9A CN116533452A (en) 2023-04-10 2023-04-10 Double-colored injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310374906.9A CN116533452A (en) 2023-04-10 2023-04-10 Double-colored injection mold

Publications (1)

Publication Number Publication Date
CN116533452A true CN116533452A (en) 2023-08-04

Family

ID=87451414

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310374906.9A Pending CN116533452A (en) 2023-04-10 2023-04-10 Double-colored injection mold

Country Status (1)

Country Link
CN (1) CN116533452A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117047070A (en) * 2023-08-18 2023-11-14 南通鸿图健康科技有限公司 Composite driving demoulding mechanism of injection mould

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117047070A (en) * 2023-08-18 2023-11-14 南通鸿图健康科技有限公司 Composite driving demoulding mechanism of injection mould
CN117047070B (en) * 2023-08-18 2024-04-19 南通鸿图健康科技有限公司 Composite driving demoulding mechanism of injection mould

Similar Documents

Publication Publication Date Title
CN112757540A (en) Full-automatic rubber part demoulding device
CN207448916U (en) A kind of mold not exclusively ejects jacking block mechanism
CN116533452A (en) Double-colored injection mold
CN211389800U (en) But quick drawing of patterns mould of butyronitrile latex glove production usefulness
CN215283174U (en) Single water gap removing device for injection molding product
CN103862339A (en) Automatic spectacle leg polishing machine
CN209534045U (en) A kind of plastic mould with cutting function
CN212603094U (en) Novel combined injection mold
CN112776308B (en) Blow molding grinding machine based on hydraulic drive and using method thereof
CN214026968U (en) Injection mold with automatic cutout mechanism
CN203726287U (en) Automatic polishing machine for earpieces
CN211941860U (en) Plastic mold with automatic falling material head
CN218462703U (en) Cleaning device for disposable tableware mould
CN212946998U (en) Deburring structure is used in processing of accurate goggles rubber and plastic mould
CN113021772B (en) Easily clear up aviation plastic products production mould
CN219882045U (en) Water gap polishing device of precision die
CN214395153U (en) Cleaning device for injection molding machine
CN220280402U (en) Die carrier convenient for locking upper die
CN217370044U (en) Forming device is used in production of railhead planer tool
CN218984285U (en) Plastic mold with good polishing performance
CN220373794U (en) Plastic mold with fixed mold and movable mold inverted
CN217777904U (en) Precise mold demolding device
CN210651739U (en) Plastic toy injection molding machine
CN215544794U (en) Metal pipe forming machine with high working efficiency
CN216968564U (en) Injection mold convenient to product separation

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