CN117067518B - Die capable of controlling material flow speed and manufacturing process - Google Patents
Die capable of controlling material flow speed and manufacturing process Download PDFInfo
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- CN117067518B CN117067518B CN202311325696.0A CN202311325696A CN117067518B CN 117067518 B CN117067518 B CN 117067518B CN 202311325696 A CN202311325696 A CN 202311325696A CN 117067518 B CN117067518 B CN 117067518B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 239000000463 material Substances 0.000 title claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 94
- 238000002347 injection Methods 0.000 claims abstract description 28
- 239000007924 injection Substances 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 4
- 238000005520 cutting process Methods 0.000 claims description 28
- 238000001746 injection moulding Methods 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—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
- 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
- B29C45/1753—Cleaning or purging, e.g. of the injection unit
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- 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
- B29C45/76—Measuring, controlling or regulating
- B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
Abstract
The invention discloses a die capable of controlling the material flow speed and a manufacturing process, and relates to the field of injection die equipment, comprising a lower die and an upper die rotationally connected with the rear part of the top end of the lower die, wherein a flip assembly is arranged, so that a double-shaft motor drives the upper die to flip upwards by driving a flip plate, and simultaneously an upper positioning rod and a lower positioning rod can play a limiting role for the flip of the upper die, thereby avoiding the increase of labor cost and improving the production efficiency of the injection die; through having set up ejecting subassembly and drive assembly, make the second carousel indirectly drive the second drive plate and rotate, make the second drive plate indirectly drive first drive plate upwards slide simultaneously through two sets of transmission ejector pins, make first drive plate push out to the mould through ejecting frame, avoid the manual work to the product of sticking the mould probably produce the fracture phenomenon in breaking away from the in-process to injection mold's production quality has been improved.
Description
Technical Field
The invention relates to the field of injection mold equipment, in particular to a mold capable of controlling the material flow speed and a manufacturing process thereof.
Background
For injection molds, temperature control is one of the important technical indicators of injection molds; the temperature control is also directly related to the quality and the quality of a product produced by an injection mold, and in particular, the injection mold is formed by injecting a material into a formed cavity after heating liquid, and cooling and solidifying the material.
The utility model discloses (bulletin) number CN214448029U discloses an injection molding mould with upset location structure, including supporting base, mould horizontal migration device, horizontal support board one, injection mold, mould upset drive arrangement, at least one mould positioner and mould upset strutting arrangement, injection mold sets up on mould upset strutting arrangement, and mould upset drive arrangement and mould upset strutting arrangement are connected.
The existing injection mold is often required to be manually opened after the mold is formed, manpower is used for a long time, labor cost is increased, production efficiency of the injection mold is reduced, meanwhile, the condition that a product is stuck to the mold easily occurs when the injection mold is formed, a fracture phenomenon can be generated in a separation process of the product stuck to the mold through manpower, the existing mold cannot be opened and the product is released, and accordingly production quality of the injection mold and transfer rate of the product are reduced.
Disclosure of Invention
Therefore, in order to solve the above-mentioned shortcomings, the present invention provides a mold capable of controlling the flow rate and a manufacturing process thereof.
The invention is realized by constructing a die capable of controlling the material flow speed and a manufacturing process, wherein the device comprises a lower die and an upper die rotationally connected with the rear part of the top end of the lower die; characterized by further comprising: the top end of the flip component is welded and fixed at the bottom end of the lower die; the bottom end of the cutting assembly is welded and fixed at the top end of the upper die and is rotationally connected with the left end of the flip assembly;
the flip assembly includes: the top end of the ejection assembly is welded and fixed at the bottom end of the lower die; the front end of the support frame is fixed with the middle bolt at the rear end of the ejection assembly; the double-shaft motor is fixed at the top of the front end of the support frame through bolts; the turnover cover plate coaxially rotates with the output shafts at the left end and the right end of the double-shaft motor respectively;
the rear part of the left end of the upper positioning rod coaxially rotates with the front part of the right end of the turnover plate at the right end of the double-shaft motor; the top of the right end of the lower positioning rod is rotationally connected with the front part of the left end of the upper positioning rod; and two ends of the reset spring are respectively fixedly spliced with the middle parts of the upper positioning rod and the lower positioning rod.
Preferably, the ejection assembly includes: the top end of the ejection box is welded and fixed at the bottom end of the lower die; the first rotating discs are respectively and rotatably connected with the middle parts of the left end and the right end of the ejection box; the first driving belt is in driving connection with the outer side face of the first rotating disc; the outer side surface of the second rotary table is in transmission connection with the inner side of the first transmission belt; the transmission components are respectively coaxially rotated with the rotating shafts at the middle parts of the left end and the right end of the first rotating plate; the left and right parts of the bottom end of the first transmission plate are respectively fixedly spliced with the top end of the transmission assembly; and the bottom end of the ejection frame is welded and fixed with the middle part of the top end of the first transmission plate and is in sliding connection with a through hole in the middle part of the top end of the ejection box.
Preferably, the transmission assembly includes: the second transmission plates are respectively coaxially rotated with the rotating shafts at the middle parts of the left end and the right end of the first rotating plate; the right end of the fixed shaft is rotationally connected with the left end of the second transmission plate; the right end groove of the limiting plate is rotationally connected with the outer side surface of the fixed shaft; the middle part of the right end of the transmission rod is rotationally connected with the bottom of the left end of the limiting plate through a rotating shaft.
Preferably, the transmission assembly further comprises: the left end of the limiting rotating shaft is rotationally connected with the rear part of the right end of the transmission rod and is fixedly welded with the right end in the ejection box; the inner side of the rear part of the top end of the first transmission piece is rotationally connected with the front end of the limiting rotating shaft; the inner side of the bottom end of the transmission ejector rod is rotationally connected with the front end of the first transmission piece.
Preferably, the cutting assembly comprises: the bottom end of the top plate is welded and fixed at the top end of the upper die; the right end of the third rotating disc is rotationally connected with the middle part of the left end of the top plate; the inner side of the second transmission belt is in transmission connection with the outer side face of the third rotary table; and the outer side surface of the fourth rotary table is in transmission connection with the inner side of the second transmission belt.
Preferably, the cutting assembly further comprises: the left end of the worm coaxially rotates with the middle part of the right end of the third rotating disc; the front end of the worm wheel is meshed with the middle insection of the rear end of the worm; the top end of the gear is welded and fixed with the bottom end of the worm wheel; the left end of the gear ring is meshed with the right end insection of the gear.
Preferably, the cutting assembly further comprises: the limiting groove is arranged at the top end of the gear ring; the outer side surface of the rotating shaft is in sliding connection with the inner side of the limiting groove; the inner side of the through hole at the top end of the cutting blade is welded and fixed with the bottom of the outer side surface of the rotating shaft; and the bottom end of the flow control assembly is connected with the top end of the gear ring through a pipeline.
Preferably, the flow control assembly includes: the bottom end of the flow control cylinder is connected with the pipeline at the top end of the gear ring; the injection molding hole is arranged at the front part of the top end of the flow control cylinder; the bottom end of the installation shell is welded and fixed with the rear part of the top end of the flow control cylinder; the motor is fixed with the middle part of the top end of the installation shell through bolts; and the top end of the second transmission piece coaxially rotates with the motor output shaft.
Preferably, the flow control assembly further comprises: the top end of the sliding block is connected with the inner side of the sliding groove of the bottom end surface of the second transmission piece in a sliding manner; the top end of the angle sensor is fixedly connected with the bottom end of the second transmission piece in an inserting manner; the top end of the control rod is rotationally connected with the inner side of the bottom end of the sliding block; and the left part of the top end of the baffle is rotationally connected with the bottom end of the control rod.
Preferably, the manufacturing process of the die capable of controlling the flow rate of the material comprises the following steps:
step one: the motor indirectly drives the right end of the baffle plate to slide downwards so as to generate a gap with the inner wall of the flow control cylinder, then materials are injected into the lower die and the upper die through injection holes, the flow speed of the materials is determined through the size of the gap, and cavitation is avoided when the injection flow speed is faster for feeding;
step two: after the product is molded, the double-shaft motor drives the upper die to turn upwards through the turning plate and indirectly drives the cutting blade to slide in an arc shape through the driving shaft, so that the cutting blade cuts the bonding part;
step three: meanwhile, the first turntable drives the ejection frame to eject the product to the die indirectly through the transmission ejector rod.
The invention has the following advantages: the present invention provides a die and manufacturing process with controllable flow rate by modification of the die and manufacturing process, which has the following improvements over the same type of equipment:
according to the die capable of controlling the material flow speed and the manufacturing process, the flip component is arranged, so that the biaxial motor drives the flip plate to drive the upper die to flip upwards, and meanwhile, the upper positioning rod and the lower positioning rod can play a limiting role for the upper die to flip, the labor cost is prevented from being increased, and the production efficiency of the injection die is improved.
According to the die capable of controlling the material flow speed and the manufacturing process, the ejection assembly and the transmission assembly are arranged, so that the second turntable indirectly drives the second transmission plate to rotate, the second transmission plate indirectly drives the first transmission plate to slide upwards through the two groups of transmission ejector rods, the first transmission plate ejects the die through the ejection frame, and the phenomenon that a product stuck to the die is broken in the separation process by manpower is avoided, so that the production quality of the injection die is improved.
According to the die capable of controlling the material flow speed and the manufacturing process, the cutting assembly is arranged, so that the fourth turntable indirectly drives the cutting blade to slide in an arc shape through the rotating shaft, the cutting blade is used for cutting the bonding part, the phenomenon that a formed product is easily bonded at an injection port during demolding is avoided, and the working efficiency of the injection die is improved.
According to the die capable of controlling the material flow speed and the manufacturing process, the flow control assembly is arranged, so that the right end of the indirect baffle plate of the motor slides downwards to form a gap with the inner wall of the flow control cylinder, the flow speed of materials is determined by the size of the gap, cavitation bubbles are prevented from being formed when injection molding flow speed is fast in feeding, and the molding quality of injection molding die products is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic perspective view of a flip assembly of the present invention;
FIG. 3 is a perspective exploded view of the flip assembly of the present invention;
FIG. 4 is a schematic perspective view of an ejector assembly of the present invention;
FIG. 5 is a perspective bottom cross-sectional view of an ejector assembly of the present invention;
FIG. 6 is an enlarged view of the invention at A in FIG. 5;
FIG. 7 is a schematic perspective view of an ejector assembly of the present invention;
FIG. 8 is a perspective partial cross-sectional view of an ejector assembly of the present invention;
FIG. 9 is a schematic perspective view of a flow control assembly of the present invention;
FIG. 10 is a front cross-sectional view of a flow control assembly of the present invention;
fig. 11 is a flow chart of the fabrication process of the present invention.
Wherein: the lower die-1, the upper die-2, the flip component-3, the cutting component-4, the ejection component-31, the supporting frame-32, the double-shaft motor-33, the flip plate-34, the upper positioning rod-35, the lower positioning rod-36, the return spring-37, the ejection box-311, the first rotating disc-312, the first driving belt-313, the second rotating disc-314, the driving component-315, the first driving plate-316, the ejection frame-317, the second driving plate-3151, the fixed shaft-3152, the limiting plate-3153, the driving rod-3154, the limiting rotating shaft-3155, the first driving member-3156, the driving ejector rod-3157, the top plate-41, the third rotating disc-42, the second driving belt-43, the fourth rotating disc-44, the worm-45, the worm wheel-46, the gear-47, the gear ring-48, the limiting groove-49, the rotating shaft-410, the cutting blade-411, the flow control component-412, the flow control cylinder-4121, the injection hole-4122, the mounting shell-4123, the motor-4124, the second driving member-4125, the sliding block-4125, the angle sensor 4127-29, and the angle sensor-4127.
Detailed Description
The principles and features of the present invention are described below with reference to fig. 1-11, which are examples for illustration only and are not intended to limit the scope of the invention. The invention is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the invention will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Embodiment one:
referring to fig. 1 to 11, the mold capable of controlling the material flow speed and the manufacturing process of the present invention include a lower mold 1 and an upper mold 2 rotatably connected to the rear portion of the top end of the lower mold 1; characterized by further comprising: the flip assembly 3, the top end of the flip assembly 3 is welded and fixed at the bottom end of the lower die 1; the bottom end of the cutting assembly 4 is welded and fixed at the top end of the upper die 2 and is rotationally connected with the left end of the flip assembly 3;
the flip assembly 3 includes: the top end of the ejection assembly 31 is welded and fixed at the bottom end of the lower die 1, the front end of the support frame 32 is fixed with the middle part of the rear end of the ejection assembly 31 through bolts, the double-shaft motor 33 is fixed at the top of the front end of the support frame 32 through bolts, and the flip plate 34 is respectively coaxially rotated with output shafts at the left end and the right end of the double-shaft motor 33;
the rear part of the left end of the upper positioning rod 35 rotates coaxially with the front part of the right end of the turnover plate 34 at the right end of the double-shaft motor 33, the top of the right end of the lower positioning rod 36 is rotationally connected with the front part of the left end of the upper positioning rod 35, and the two ends of the return spring 37 are respectively fixedly spliced with the middle parts of the upper positioning rod 35 and the lower positioning rod 36.
The working principle of the die and the manufacturing process capable of controlling the material flow speed based on the embodiment 1 is as follows:
firstly, when the equipment is used, the equipment is firstly placed in a working area, and then the device is connected with an external power supply, so that the power supply required by the work of the equipment can be provided.
Secondly, firstly, after the mold is cooled and molded, the biaxial motor 33 is started, so that the biaxial motor 33 drives the turnover plates 34 at the left end and the right end to rotate anticlockwise, the turnover plates 34 drive the upper mold 2 to turn upwards and simultaneously drive the upper positioning rod 35 to rotate clockwise along the turnover plates 34, and the upper positioning rod 35 drives the lower positioning rod 36 to rotate anticlockwise, so that the return springs 37 are stretched simultaneously when the upper positioning rod 35 and the lower positioning rod 36 are in a straight line;
thirdly, then, the upper and lower positioning rods 35 and 36 are formed into a triangle with the lower and upper molds 1 and 2, so that the upper and lower positioning rods 35 and 36 can play a limiting role for the upper mold 2 to be turned over, thereby avoiding the increase of labor cost.
Embodiment two:
referring to fig. 1 to 11, in the mold and the manufacturing process capable of controlling the material flow speed according to the present invention, compared with the first embodiment, the present embodiment further includes: the ejection assembly 31 includes: the ejection box 311 is ejected, the top end of the ejection box 311 is welded and fixed at the bottom end of the lower die 1, the first rotary table 312 is respectively and rotatably connected with the middle parts of the left end and the right end of the ejection box 311, the first transmission belt 313 is in transmission connection with the outer side surface of the first rotary table 312, and the outer side surface of the second rotary table 314 is in transmission connection with the inner side of the first transmission belt 313, so that the first transmission belt 313 plays a transmission role;
the transmission assembly 315 rotates coaxially with the central rotating shafts at the left end and the right end of the first rotating disc 312 respectively, the left end and the right end of the bottom end of the first transmission plate 316 are fixedly inserted into the top end of the transmission assembly 315 respectively, the bottom end of the ejection frame 317 is fixedly welded with the central part of the top end of the first transmission plate 316 and is slidably connected with the central through hole of the top end of the ejection box 311, and the ejection box 311 provides a limiting sliding area for the ejection frame 317.
In this embodiment:
the double-shaft motor 33 drives the second rotary table 314 to rotate, so that the second rotary table 314 drives the first rotary table 312 to rotate through the first transmission belt 313, and accordingly the first rotary table 312 applies force to the left end and the right end of the bottom end of the first transmission plate 316 through the transmission assembly 315, the first transmission plate 316 ejects the die through the ejection frame 317, and the phenomenon that a product stuck to the die is broken in the separation process by manpower is avoided.
Embodiment III:
referring to fig. 1 to 11, in the mold and the manufacturing process capable of controlling the material flow speed according to the present invention, compared with the first embodiment, the present embodiment further includes: the transmission assembly 315 includes: the second transmission plate 3151, the second transmission plate 3151 rotates coaxially with the rotating shafts at the middle parts of the left and right ends of the first rotating disc 312 respectively, the right end of the fixed shaft 3152 is rotationally connected with the left end of the second transmission plate 3151, and the right end groove of the limiting plate 3153 is rotationally connected with the outer side surface of the fixed shaft 3152, so that the limiting plate 3153 provides a limiting sliding area for the fixed shaft 3152;
the middle part of the right end of the driving rod 3154 is rotationally connected with the bottom of the left end of the limiting plate 3153 through a rotating shaft, the left end of the limiting rotating shaft 3155 is rotationally connected with the rear part of the right end of the driving rod 3154 and is fixedly welded with the right end in the ejection box 311, the inner side of the rear part of the top end of the first driving member 3156 is rotationally connected with the front end of the limiting rotating shaft 3155, and the inner side of the bottom end of the driving ejector rod 3157 is rotationally connected with the front end of the first driving member 3156, so that the front end of the first driving member 3156 is driven.
In this embodiment:
first, the first rotating disc 312 is used for driving the second driving plate 3151 to rotate by the rotating power, so that the second driving plate 3151 drives the driving rod 3154 to rotate anticlockwise along the limiting rotating shaft 3155 by the limiting plate 3153;
second, then, the driving rod 3154 drives the driving rod 3157 to slide upwards through the first driving member 3156, so that the two groups of driving rod 3157 simultaneously drive the first driving plate 316 to slide upwards.
Embodiment four:
referring to fig. 1 to 11, in the mold and the manufacturing process capable of controlling the material flow speed according to the present invention, compared with the first embodiment, the present embodiment further includes: the cutting assembly 4 comprises: the top plate 41, the bottom end of the top plate 41 is welded and fixed at the top end of the upper die 2, the right end of the third rotary table 42 is rotationally connected with the middle part of the left end of the top plate 41, and the inner side of the second transmission belt 43 is in transmission connection with the outer side surface of the third rotary table 42, so that the third rotary table 42 plays a transmission role;
the outer side surface of the fourth turntable 44 is in transmission connection with the inner side of the second transmission belt 43, the left end of the worm 45 coaxially rotates with the middle part of the right end of the third turntable 42, the front end of the worm wheel 46 is meshed with the middle tooth trace of the rear end of the worm 45, and the top end of the gear 47 is fixedly welded with the bottom end of the worm wheel 46, so that the worm wheel 46 provides rotation power for the gear 47;
the left end of the gear ring 48 is meshed with the right end insection of the gear 47, the limiting groove 49 is arranged at the top end of the gear ring 48, the outer side surface of the rotating shaft 410 is in sliding connection with the inner side of the limiting groove 49, the inner side of a through hole at the top end of the cutting blade 411 is fixedly welded with the bottom of the outer side surface of the rotating shaft 410, and the bottom end of the flow control assembly 412 is connected with the pipeline at the top end of the gear ring 48, so that the gear ring 48 plays a role in transmission.
In this embodiment:
first, when the mould is formed, the flip component 3 provides rotation power for the fourth turntable 44, so that the fourth turntable 44 drives the third turntable 42 to rotate through the second transmission belt 43, the third turntable 42 drives the worm wheel 46 to rotate through the worm 45, and the worm wheel 46 drives the gear ring 48 through the gear 47;
secondly, then, the gear ring 48 drives the rotating shaft 410 to slide along the limiting groove 49 towards the circle center, so that the rotating shaft 410 drives the cutting blade 411 to slide in an arc shape, the cutting blade 411 cuts the bonding part, and the phenomenon that the molded product is easily bonded at the injection molding opening during demolding is avoided.
Fifth embodiment:
referring to fig. 1 to 11, in the mold and the manufacturing process capable of controlling the material flow speed according to the present invention, compared with the first embodiment, the present embodiment further includes: the flow control assembly 412 includes: the bottom end of the flow control cylinder 4121 is connected with the top end of the gear ring 48 in a pipeline manner, the injection molding hole 4122 is arranged at the front part of the top end of the flow control cylinder 4121, the bottom end of the mounting shell 4123 is welded and fixed with the rear part of the top end of the flow control cylinder 4121, and the motor 4124 is fixed with the middle part of the top end of the mounting shell 4123 through bolts, so that the mounting shell 4123 provides a fixing area for the motor 4124;
the top end of the second transmission member 4125 rotates coaxially with the output shaft of the motor 4124, the top end of the sliding block 4126 is connected with the inner side of the sliding groove of the bottom end face of the second transmission member 4125 in a sliding manner, the top end of the angle sensor 4127 is fixedly inserted into the bottom end of the second transmission member 4125, the top end of the control rod 4128 is connected with the inner side of the bottom end of the sliding block 4126 in a rotating manner, and the left part of the top end of the baffle 4129 is connected with the bottom end of the control rod 4128 in a rotating manner, so that the baffle 4129 plays a role in controlling flow rate.
In this embodiment:
firstly, by starting the motor 4124, the motor 4124 drives the second transmission member 4125 to rotate, and the angle sensor 4127 detects the rotation angle of the second transmission member 4125, and when the angle sensor 4127 detects that the second transmission member 4125 rotates to a proper angle, the motor 4124 is stopped;
secondly, then, the second transmission member 4125 drives the control rod 4128 to slide upwards through the sliding block 4126, so that the control rod 4128 drives the left end of the baffle 4129 to slide upwards, and the right end of the baffle 4129 slides downwards, so that a gap is formed between the baffle 4129 and the inner wall of the flow control cylinder 4121, the flow rate of the material is determined through the size of the gap, and cavitation is avoided when the injection molding flow rate is fast, and feeding is performed.
The invention provides a die capable of controlling the material flow speed and a manufacturing process by improvement, and the flip component 3 is arranged, so that the biaxial motor 33 drives the upper die 2 to flip upwards by driving the flip plate 34, and simultaneously, the upper positioning rod 35 and the lower positioning rod 36 can play a limiting role for the flip of the upper die 2, thereby avoiding increasing the labor cost and improving the production efficiency of the injection die; by arranging the ejection assembly 31 and the transmission assembly 315, the second turntable 314 indirectly drives the second transmission plate 3151 to rotate, the second transmission plate 3151 indirectly drives the first transmission plate 316 to slide upwards through the two groups of transmission ejector rods 3157 at the same time, the first transmission plate 316 ejects the die through the ejection frame 317, and the phenomenon that a product stuck to the die by manpower possibly breaks in the separation process is avoided, so that the production quality of the injection mold is improved; by arranging the cutting assembly 4, the fourth turntable 44 indirectly drives the cutting blade 411 to slide in an arc shape through the rotating shaft 410, so that the cutting blade 411 cuts the bonding part, the phenomenon that a formed product is easily bonded at an injection port during demolding is avoided, and the working efficiency of an injection mold is improved; through having set up accuse flow subassembly 412, make motor 4124 indirect baffle 4129 right-hand member slide downwards and make its and accuse flow section of thick bamboo 4121 inner wall produce the space, through the velocity of flow of its material of size decision in space, can form the cavitation when avoiding the faster feeding of velocity of flow of moulding plastics to injection mold product shaping's quality has been improved.
The basic principle and main characteristics of the invention and the advantages of the invention are shown and described above, standard parts used by the invention can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A die capable of controlling flow rate of material comprises a lower die (1) and an upper die (2) rotationally connected with the rear part of the top end of the lower die (1);
characterized by further comprising:
the flip assembly (3), the top end of the flip assembly (3) is welded and fixed at the bottom end of the lower die (1);
the bottom end of the cutting assembly (4) is welded and fixed at the top end of the upper die (2) and is rotationally connected with the left end of the flip assembly (3);
the flip assembly (3) comprises:
the top end of the ejection assembly (31) is welded and fixed at the bottom end of the lower die (1);
the front end of the supporting frame (32) is fixed with the middle part of the rear end of the ejection assembly (31) through bolts;
the double-shaft motor (33) is fixed on the top of the front end of the support frame (32) through bolts;
the turnover cover plates (34) are respectively coaxially rotated with output shafts at the left end and the right end of the double-shaft motor (33);
the rear part of the left end of the upper positioning rod (35) coaxially rotates with the front part of the right end of the turnover plate (34) at the right end of the double-shaft motor (33); the top of the right end of the lower positioning rod (36) is rotationally connected with the front part of the left end of the upper positioning rod (35); the two ends of the return spring (37) are respectively fixedly spliced with the middle parts of the upper positioning rod (35) and the lower positioning rod (36);
the cutting assembly (4) comprises:
the limiting groove (49) is formed in the top end of the gear ring (48);
the outer side surface of the rotating shaft (410) is connected with the inner side of the limit groove (49) in a sliding manner;
the inner side of the through hole at the top end of the cutting blade (411) is welded and fixed with the bottom of the outer side surface of the rotating shaft (410);
the flow control assembly (412), the bottom end of the flow control assembly (412) is connected with the top end of the gear ring (48) through a pipeline;
the flow control assembly (412) includes:
the bottom end of the flow control cylinder (4121) is connected with the top end of the gear ring (48) through a pipeline;
an injection molding hole (4122), wherein the injection molding hole (4122) is arranged at the front part of the top end of the flow control cylinder (4121);
the installation shell (4123), the bottom end of the installation shell (4123) is welded and fixed with the rear part of the top end of the flow control cylinder (4121);
a motor (4124), wherein the motor (4124) is fixed with the middle part of the top end of the mounting shell (4123) through bolts;
a second transmission member (4125), wherein the top end of the second transmission member (4125) rotates coaxially with the output shaft of the motor (4124);
the top end of the sliding block (4126) is in sliding connection with the inner side of a sliding groove on the bottom end surface of the second transmission piece (4125);
the top end of the angle sensor (4127) is fixedly connected with the bottom end of the second transmission piece (4125) in a plugging manner;
the top end of the control rod (4128) is rotationally connected with the inner side of the bottom end of the sliding block (4126);
and the left part of the top end of the baffle plate (4129) is rotationally connected with the bottom end of the control rod (4128).
2. A die capable of controlling flow rate according to claim 1, wherein: the ejection assembly (31) comprises:
the top end of the ejection box (311) is welded and fixed at the bottom end of the lower die (1);
the first rotary discs (312), the first rotary discs (312) are respectively and rotatably connected with the middle parts of the left end and the right end of the ejection box (311);
the first driving belt (313) is in driving connection with the outer side surface of the first rotating disc (312);
the outer side surface of the second rotary table (314) is in transmission connection with the inner side of the first transmission belt (313);
the transmission components (315), the transmission components (315) are respectively coaxially rotated with the rotating shafts at the middle parts of the left end and the right end of the first rotating disc (312);
the left and right parts of the bottom end of the first transmission plate (316) are respectively fixedly spliced with the top end of the transmission assembly (315);
the bottom end of the ejection frame (317) is welded and fixed with the middle part of the top end of the first transmission plate (316) and is in sliding connection with a through hole in the middle part of the top end of the ejection box (311).
3. A die capable of controlling flow rate according to claim 2, wherein: the transmission assembly (315) comprises:
the second transmission plates (3151), wherein the second transmission plates (3151) are respectively coaxially rotated with the rotating shafts at the middle parts of the left end and the right end of the first rotating disc (312);
the right end of the fixed shaft (3152) is rotationally connected with the left end of the second transmission plate (3151);
the limiting plate (3153), a groove at the right end of the limiting plate (3153) is rotationally connected with the outer side surface of the fixed shaft (3152);
the middle part of the right end of the transmission rod (3154) is rotationally connected with the bottom of the left end of the limiting plate (3153) through a rotating shaft.
4. A die for controlling flow rate according to claim 3, wherein: the transmission assembly (315) further comprises:
the left end of the limiting rotating shaft (3155) is rotationally connected with the rear part of the right end of the transmission rod (3154) and is welded and fixed with the right end in the ejection box (311);
the inner side of the rear part of the top end of the first transmission member (3156) is rotationally connected with the front end of the limiting rotating shaft (3155);
and the inner side of the bottom end of the transmission ejector rod (3157) is rotationally connected with the front end of the first transmission member (3156).
5. A die for controlling flow rate according to claim 4, wherein: the cutting assembly (4) comprises:
the bottom end of the top plate (41) is welded and fixed at the top end of the upper die (2);
the right end of the third rotary table (42) is rotationally connected with the middle part of the left end of the top plate (41);
the inner side of the second transmission belt (43) is in transmission connection with the outer side surface of the third rotary table (42);
and the outer side surface of the fourth rotary table (44) is in transmission connection with the inner side of the second transmission belt (43).
6. A die for controlling flow rate according to claim 5, wherein: the cutting assembly (4) further comprises:
the left end of the worm (45) and the middle part of the right end of the third rotary table (42) coaxially rotate;
the front end of the worm wheel (46) is meshed with middle insections at the rear end of the worm (45);
the gear (47), the top of the gear (47) is welded and fixed with the bottom of the worm wheel (46);
and the left end of the gear ring (48) is meshed with the right end insection of the gear (47).
7. The process for manufacturing a mold capable of controlling a flow rate of a material according to claim 6, wherein: the method comprises the following steps:
step one: the motor (4124) indirectly drives the right end of the baffle plate (4129) to slide downwards so as to generate a gap with the inner wall of the flow control cylinder (4121), then materials are injected into the lower die (1) and the upper die (2) through the injection holes (4122), the flow rate of the materials is determined through the size of the gap, and cavitation is avoided when the injection flow rate is faster for feeding;
step two: after the product is molded, the double-shaft motor (33) drives the upper die (2) to turn upwards through the turnover plate (34) and indirectly drives the cutting blade (411) to slide in an arc shape through the driving of the rotating shaft (410), so that the cutting blade (411) cuts the bonding part;
step three: meanwhile, the first rotary table (312) drives the ejection frame (317) to eject the product to the die indirectly through the transmission ejector rod (3157).
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| CN202311325696.0A CN117067518B (en) | 2023-10-13 | 2023-10-13 | Die capable of controlling material flow speed and manufacturing process |
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| CN202311325696.0A CN117067518B (en) | 2023-10-13 | 2023-10-13 | Die capable of controlling material flow speed and manufacturing process |
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| CN117067518A (en) | 2023-11-17 |
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