CN109571880B - Plastic mold core-pulling device - Google Patents
Plastic mold core-pulling device Download PDFInfo
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- CN109571880B CN109571880B CN201811227580.2A CN201811227580A CN109571880B CN 109571880 B CN109571880 B CN 109571880B CN 201811227580 A CN201811227580 A CN 201811227580A CN 109571880 B CN109571880 B CN 109571880B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a core pulling device for a plastic mold, which structurally comprises a balance anti-deviation core pulling device, a core pulling rod, a connecting fixing plate, a first positioning mounting block, a connecting support rod, a core pulling cylinder, an embedding hole and a second positioning mounting block, wherein the balance anti-deviation core pulling device is arranged at the right end of the core pulling rod and connected in an embedding mounting mode, the core pulling rod is arranged at the right end of the connecting fixing plate and connected in a sliding mode, and the connecting fixing plate is arranged at the right end of the first positioning mounting block and connected in a welding mode. The structure for balancing the core pulling device through vibration compensation in the core pulling process of the plastic mold is beneficial to preventing the core pulling device from deviating in the long-time use process, and meanwhile, the structure for reducing the air pressure in the mold is arranged, so that the core pulling speed is effectively accelerated.
Description
Technical Field
The invention relates to the field of plastic molds, in particular to a core-pulling device of a plastic mold.
Background
The plastic mold is mainly used for shaping the plastic part, and after the plastic part is shaped, the hollow position of the plastic part needs to be subjected to core pulling, and the core pulling mode comprises manual core pulling and automatic core pulling. However, the current core-pulling device has the following disadvantages:
1. in the core pulling process of the core pulling device, a formed plastic part in a mold is slightly deformed under the influence of external force, so that the core pulling column is in contact with the slightly deformed plastic part in the moving process, the core pulling rod is easy to deviate under long-time acting force, and the core pulling work is influenced.
2. Meanwhile, the formed plastic part is in a sealing wrapping shape for the core pulling column, and the core pulling column is subjected to larger air pressure, so that the core pulling is slower.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a plastic mold core pulling device, which aims to solve the problem that in the core pulling process of the core pulling device in the prior art, a molded plastic part in a mold is slightly deformed due to the influence of external force, so that a core pulling rod is in contact with the slightly deformed plastic part in the moving process, the core pulling rod is easy to deviate under long-time acting force, the core pulling work is influenced, meanwhile, the molded plastic part is in a sealing and wrapping shape on the core pulling rod, and the core pulling rod is slowly pulled due to larger air pressure.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a core pulling device for plastic molds structurally comprises a balance anti-deviation core pulling device, a core pulling rod, a linking fixed plate, a first positioning installation block, a connecting support rod, a core pulling cylinder, an embedding hole and a second positioning installation block, wherein the balance anti-deviation core pulling device is arranged at the right end of the core pulling rod and is connected in an embedding installation mode, the core pulling rod is arranged at the right end of the linking fixed plate and is connected in a sliding mode, the linking fixed plate is arranged at the right end of the first positioning installation block and is connected in a welding mode, one end of the connecting support rod is connected with the first positioning installation block in a fixed installation mode, the other end of the connecting support rod is connected with the second positioning installation block in a welding mode, the core pulling cylinder is arranged at the left end of the first positioning installation block and is connected in a welding mode, the core pulling cylinder is arranged at the right end of the second positioning installation block and, the embedded hole is arranged at the upper end of the second positioning installation block and is of an integrated structure, the balance deviation prevention core pulling device comprises a terminal control mechanism, a balance detection mechanism, an auxiliary balance mechanism, a balance compensation mechanism, a linking positioning mechanism, a mechanical transmission mechanism and a voltage stabilization balance mechanism, the terminal control mechanism is arranged at the left end of the balance detection mechanism and is connected in a fixed installation mode, the balance detection mechanism is arranged inside the auxiliary balance mechanism and is connected in a rotating mode, the balance compensation mechanism is electrically connected with the terminal control mechanism, the linking positioning mechanism is arranged at the right end of the balance detection mechanism and is connected in a welding mode, and the mechanical transmission mechanism is arranged at the left end of the voltage stabilization balance mechanism and is connected in a rotating mode.
As a further scheme of the invention, the terminal control mechanism comprises a terminal induction controller, a pressure sensor, a fixed connecting plate, a fixed screw, a fixed flitch plate and a built-in sealing ring, the terminal induction controller is electrically connected with the pressure sensor, the pressure sensor is embedded and arranged in the fixed connecting plate and is connected with the fixed connecting plate in a fixed mounting way, the fixed screw penetrates through the upper end of the fixed connecting plate and is connected with the fixed connecting plate in a threaded manner, the fixed screw is arranged at the left end of the fixed patch and is connected with the fixed patch in a welding manner, the fixed flitch is arranged at the right end of the fixed connecting plate and is connected with the fixed flitch in a fitting way, the built-in sealing ring is arranged in the fixed connecting plate and is connected with the fixed flitch in a welding way, the terminal induction controller is arranged at the left end of the balance detection mechanism and is connected in a fixed mounting mode.
As a further aspect of the present invention, the balance detection mechanism includes a power guide rod, a rotating balance frame, a positioning guide plate, a positioning connecting shaft, a metal connecting rod, a balance roller, and an inertia rotary ring, the power guide rod is disposed at the left end of the positioning guide plate and connected by welding, the balance roller is disposed inside the rotating balance frame and in interference fit, the positioning guide plate is disposed at the left end of the metal connecting rod and connected by fixed installation, the positioning connecting shaft penetrates the center of the positioning guide plate and is connected by rotation, the positioning connecting shaft and the inertia rotary ring are located at the same axis and are connected by movable connection, the inertia rotary ring is embedded in and connected by rotation at the front end face of the positioning guide plate, the balance roller is disposed at the back end face of the positioning guide plate and is connected by rotation, the balance roller and the positioning connecting shaft are positioned on the same axis and are connected in a welding mode.
As a further aspect of the present invention, the auxiliary balancing mechanism includes a connecting cover plate, a positioning connecting rod, a fixing support frame, and a fixing connecting block, the connecting cover plate is disposed on the upper end of the positioning connecting rod and connected by welding, the positioning connecting rod penetrates through the fixing support frame and connected by fixing, the connecting cover plate is disposed on the upper end of the fixing support frame and connected by fitting, the fixing connecting block is disposed on the lower end of the positioning connecting rod and connected by welding, and the connecting cover plates are disposed over the fixing connecting block and parallel to each other.
As a further scheme of the present invention, the balance compensation mechanism includes a vibration guiding steel ball, a vibration guiding spring, a magnetic plate, a connecting cable, a multivibrator, a vibration guiding bracket, and a core pulling device housing, wherein the vibration guiding steel ball is disposed at an upper end of the vibration guiding spring and connected by welding, the vibration guiding spring is disposed at an upper end of the magnetic plate and connected by transmission fit, the magnetic plate is electrically connected to the multivibrator, the multivibrator is electrically connected to the connecting cable, the vibration guiding spring is disposed inside the vibration guiding bracket and connected by interference fit, the vibration guiding steel ball is embedded in an inner wall of the core pulling device housing and connected by welding, and the magnetic plate is located above the positioning mechanism.
As a further scheme of the invention, the linking and positioning mechanism comprises a steel ball positioning sleeve, a rolling steel ball and a steel ball rotating block, the steel ball positioning sleeve is arranged at the left end of the rolling steel ball and connected in a rolling mode, and the rolling steel ball is embedded in and arranged at the left end of the steel ball rotating block and connected in a movable mode.
As a further scheme of the invention, the mechanical transmission mechanism comprises a driven connecting plate, an eccentric rotating column, a pulling rod, a sliding block, a sliding chute, a connecting iron plate, an electromagnet, an extension spring and a mechanical rotating wheel, the driven connecting plate is arranged at the upper end of the pulling rod and is connected with the pulling rod in a welding mode, the sliding block is arranged at the lower end of the pulling rod and is connected with the pulling rod in a fixed installation mode, the pulling rod penetrates through the left end of the eccentric rotating column and is connected in a welding mode, the sliding block is arranged on the positive end surface of the sliding groove and is connected in a sliding mode, the connecting iron plate is positioned above the electromagnet, the extension spring is arranged at the upper end of the connecting iron plate and is connected in a transmission fit manner, the mechanical rotating wheel is arranged at the right end of the eccentric rotating column and connected in a welding mode, and the mechanical rotating wheel and the pressure stabilizing balance mechanism are positioned on the same axis and connected in a rotating mode.
As a further scheme of the present invention, the pressure stabilizing balance mechanism includes a linking port, a positioning mechanical shaft, a rotating disc, a compression spring, a gas release block, a seal block, an installation block, and a gas release pipeline, the linking port is disposed at the lower end of the rotating disc and is an integrated structure, the positioning mechanical shaft penetrates through the axis of the rotating disc and is connected in a rotating manner, the compression spring is disposed at the left end of the block and is connected in a transmission fit manner, the block is disposed inside the gas release block and is in a transition fit, the seal block is disposed at the lower end of the installation block and is connected in a welding manner, and the gas release pipeline penetrates through the lower end of the seal block and is connected in a fixed installation manner.
Advantageous effects of the invention
The invention relates to a plastic mould core-pulling device, a balance anti-offset core-pulling device is arranged in a mould to reserve holes for plastic parts, after the plastic parts are cooled, a core-pulling cylinder is operated to operate, the core-pulling cylinder generates pulling force on a core-pulling rod, the core-pulling rod drives a connected balance anti-offset core-pulling device, the balance anti-offset core-pulling device is used for pulling the cores for the formed plastic parts, the balance anti-offset core-pulling device is contacted with the slightly-deformed inner wall of the core in the core-pulling process, the balance anti-offset core-pulling device is shaken under the influence of an irregular surface, a balance roller in the balance anti-offset core-pulling device is influenced by unbalance on two sides to roll in the shaking process, a power guide rod senses the power transmitted by a positioning guide plate and transmits the power to a terminal induction controller, and the terminal induction controller controls a multivibrator oscillator, according to the operating principle of intermittent power-off conduction of the multivibrator, the gap of the magnetic plate generates adsorption force on the vibration guide spring, the vibration guide spring generates vibration on the vibration guide steel ball in the compression and stretching process, the vibration guide steel ball applies the vibration force to the unbalanced side of the core pulling device shell, meanwhile, the internal rotating balance frame rotates in a small range by taking the positioning connecting rod as the axis to increase the balance, in the process of pulling the balance anti-deviation core pulling device by the core pulling rod, the pressure sensor senses the pressure and transmits the data to the terminal induction controller, the terminal induction controller enables the electromagnet to conduct electricity and generates adsorption force on the connecting iron plate, so that the connecting iron plate drives the connected sliding block to move downwards along the sliding chute to be linked with the pulling rod welded with the sliding block, the pulling rod generates acting force on the mechanical rotating wheel through the eccentric rotating column, and the mechanical rotating wheel rotates, the rolling disc that drives same axle center rotates, and the rolling disc is at the rotation in-process, and the sprue receives in the resistance retraction rolling disc of inner wall, and the linking opening of the rolling disc other end is connected with the space that the piece of disappointing left for external atmospheric pressure fuses mutually through disappointing pipeline and mould internal gas pressure, makes mould internal gas pressure reduce, and the speed of taking out of skew device of loosing core is prevented in the increase balance.
The plastic mold core-pulling device is provided with a structure which enables the core-pulling device to be balanced through vibration compensation in the core-pulling process of the plastic mold, is beneficial to preventing the core-pulling device from deviating in the long-time use process, and is provided with a structure which reduces the air pressure in the mold, so that the core-pulling speed is effectively accelerated.
Drawings
Other features, objects and advantages of the invention will become more apparent from a reading of the detailed description of non-limiting embodiments with reference to the attached drawings.
In the drawings:
fig. 1 is a schematic structural view of a plastic mold core-pulling device according to the present invention.
Fig. 2 is a structural plan view of a balanced anti-offset core-pulling device of the invention.
Fig. 3 is a detailed structural schematic diagram of a balance deviation-preventing core-pulling device according to the present invention.
Fig. 4 is a working state diagram of the balance deviation-preventing core-pulling device of the invention.
In the figure: the core pulling device comprises a balance deviation-preventing core pulling device-1, a core pulling rod-2, a connecting fixing plate-3, a first positioning mounting block-4, a connecting support rod-5, a core pulling cylinder-6, an embedded hole-7, a second positioning mounting block-8, a terminal control mechanism-11, a balance detection mechanism-12, an auxiliary balance mechanism-13, a balance compensation mechanism-14, a connecting positioning mechanism-15, a mechanical transmission mechanism-16, a pressure stabilizing balance mechanism-17, a terminal induction controller-111, a pressure sensor-112, a fixed connecting plate-113, a fixed screw rod-114, a fixed pasting plate-115, an internal sealing ring-116, a power guide rod-121, a rotary balance rack-122, a positioning guide plate-123, a positioning connecting shaft-124, a positioning connecting rod-13, a positioning rod-6, a positioning mechanism-, Metal connecting rod-125, balance roller-126, inertia swivel-127, connecting cover-131, positioning connecting rod-132, fixed supporting frame-133, fixed connecting block-134, vibration guide steel ball-141, vibration guide spring-142, magnetic plate-143, connecting cable-144, multivibrator-145, vibration guide bracket-146, core-pulling device shell-147, steel ball positioning sleeve-151, rolling steel ball-152, steel ball rotating block-153, driven connecting plate-161, eccentric rotating column-162, pulling rod-163, sliding block-164, sliding groove-165, connecting iron plate-166, electromagnet-167, stretching spring-168, mechanical rotating wheel-169, connecting through hole-171, positioning mechanical shaft-172, rotating disc-173, rotary disc-173, Compression spring-174, air-release block-175, blocking block-176, sealing block-177, mounting block-178 and air-release pipe-179.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-4, the present invention provides a technical solution of a plastic mold core pulling device:
a core pulling device for a plastic mold structurally comprises a balance anti-deviation core pulling device 1, a core pulling rod 2, a linking fixing plate 3, a first positioning installation block 4, a connecting support rod 5, a core pulling cylinder 6, an embedding hole 7 and a second positioning installation block 8, wherein the balance anti-deviation core pulling device 1 is arranged at the right end of the core pulling rod 2 and connected in an embedding installation mode, the core pulling rod 2 is arranged at the right end of the linking fixing plate 3 and connected in a sliding mode, the linking fixing plate 3 is arranged at the right end of the first positioning installation block 4 and connected in a welding mode, one end of the connecting support rod 5 is connected with the first positioning installation block 4 in a fixed installation mode, the other end of the connecting support rod 5 is connected with the second positioning installation block 8 in a welding mode, the core pulling cylinder 6 is arranged at the left end of the first positioning installation block 4 and connected in a welding mode, the core pulling cylinder 6 is arranged at the right end of the second positioning and mounting block 8 and is connected with the second positioning and mounting block in a fixed mounting manner, the embedding hole 7 is arranged at the upper end of the second positioning and mounting block 8 and is of an integrated structure, the balance deviation preventing core pulling device 1 comprises a terminal control mechanism 11, a balance detection mechanism 12, an auxiliary balance mechanism 13, a balance compensation mechanism 14, a linking and positioning mechanism 15, a mechanical transmission mechanism 16 and a voltage stabilizing balance mechanism 17, the terminal control mechanism 11 is arranged at the left end of the balance detection mechanism 12 and is connected with the left end of the balance detection mechanism 12 in a fixed mounting manner, the balance detection mechanism 12 is arranged in the auxiliary balance mechanism 13 and is connected with the terminal control mechanism 11 in a rotating manner, the balance compensation mechanism 14 is electrically connected with the terminal control mechanism 11, the linking and positioning mechanism 15 is arranged at the right end of the balance detection mechanism 12 and is connected with the right end of the balance detection, the terminal control mechanism 11 comprises a terminal sensing controller 111, a pressure sensor 112, a fixed connecting plate 113, a fixed screw 114, a fixed attachment plate 115 and a built-in seal ring 116, wherein the terminal sensing controller 111 is electrically connected with the pressure sensor 112, the pressure sensor 112 is embedded in the fixed connecting plate 113 and is connected with the fixed attachment plate in a fixed mounting manner, the fixed screw 114 penetrates through the upper end of the fixed connecting plate 113 and is connected with the fixed attachment plate in a threaded manner, the fixed screw 114 is arranged at the left end of the fixed attachment plate 115 and is connected with the fixed attachment plate in a welding manner, the fixed attachment plate 115 is arranged at the right end of the fixed connecting plate 113 and is connected with the fixed attachment plate in a bonding manner, the built-in seal ring 116 is arranged in the fixed connecting plate 113 and is connected with the fixed attachment manner, the terminal sensing controller 111 is arranged at the left, the balance detection mechanism 12 comprises a power guide rod 121, a rotating balance frame 122, a positioning guide plate 123, a positioning connecting shaft 124, a metal connecting rod 125, a balance roller 126 and an inertia rotating ring 127, wherein the power guide rod 121 is arranged at the left end of the positioning guide plate 123 and connected by welding, the balance roller 126 is arranged inside the rotating balance frame 122 and in interference fit, the positioning guide plate 123 is arranged at the left end of the metal connecting rod 125 and connected by fixed installation, the positioning connecting shaft 124 penetrates through the center of the positioning guide plate 123 and is connected by rotating, the positioning connecting shaft 124 and the inertia rotating ring 127 are positioned at the same axis and are connected by moving, the inertia rotating ring 127 is embedded in the positive end surface of the positioning guide plate 123 and is connected by rotating, the balance roller 126 is arranged at the back end surface of the positioning guide plate 123 and is connected by rotating, the balance roller 126 and the positioning connecting shaft 124 are located on the same axis and connected in a welding manner, the auxiliary balance mechanism 13 includes a connecting cover plate 131, a positioning connecting rod 132, a fixing support frame 133 and a fixing connecting block 134, the connecting cover plate 131 is disposed at the upper end of the positioning connecting rod 132 and connected in a welding manner, the positioning connecting rod 132 penetrates through the fixing support frame 133 and connected in a fixing installation manner, the connecting cover plate 131 is disposed at the upper end of the fixing support frame 133 and connected in a fitting manner, the fixing connecting block 134 is disposed at the lower end of the positioning connecting rod 132 and connected in a welding manner, the connecting cover plate 131 is disposed right above the fixing connecting block 134 and parallel to each other, the balance compensation mechanism 14 includes a vibration guiding steel ball 141, a vibration guiding spring 142, a magnetic plate 143, a connecting cable 144, a multivibrator 145, a vibration guiding support 146, a vibration guiding steel ball, The core pulling device comprises a core pulling device shell 147, the vibration guide steel balls 141 are arranged at the upper ends of the vibration guide springs 142 and connected in a welding mode, the vibration guide springs 142 are arranged at the upper ends of the magnetic plates 143 and connected in a transmission fit mode, the magnetic plates 143 are electrically connected with the multivibrator 145, the multivibrator 145 is electrically connected with the connecting cable 144, the vibration guide springs 142 are arranged inside the vibration guide supports 146 in an interference fit mode, the vibration guide steel balls 141 are embedded and installed on the inner wall of the core pulling device shell 147 and connected in a welding mode, the magnetic plates 143 are positioned above the linking and positioning mechanism 15, the linking and positioning mechanism 15 comprises a steel ball positioning sleeve 151, rolling steel balls 152 and a steel ball rotating block 153, the steel ball positioning sleeve 151 is arranged at the left ends of the rolling steel balls 152 and connected in a rolling mode, the rolling steel balls 152 are embedded and installed at the left ends of the steel ball rotating block 153 and connected in, the mechanical transmission mechanism 16 comprises a driven connecting plate 161, an eccentric rotating column 162, a pulling rod 163, a sliding block 164, a sliding groove 165, a connecting iron plate 166, an electromagnet 167, an extension spring 168 and a mechanical rotating wheel 169, the driven connecting plate 161 is arranged at the upper end of the pulling rod 163 and connected in a welding manner, the sliding block 164 is arranged at the lower end of the pulling rod 163 and connected in a fixed installation manner, the pulling rod 163 penetrates through the left end of the eccentric rotating column 162 and connected in a welding manner, the sliding block 164 is arranged at the positive end face of the sliding groove 165 and connected in a sliding manner, the connecting iron plate 166 is positioned above the electromagnet 167, the extension spring 168 is arranged at the upper end of the connecting iron plate 166 and connected in a transmission fit manner, the mechanical rotating wheel 169 is arranged at the right end of the eccentric rotating column 162 and connected in a welding manner, the mechanical rotating wheel 169 and the voltage stabilizing and balancing mechanism 17 are positioned at the same, the pressure stabilizing balance mechanism 17 comprises a connecting port 171, a positioning mechanical shaft 172, a rotating disc 173, a compression spring 174, an air release block 175, a blocking block 176, a sealing block 177, a mounting block 178 and an air release pipeline 179, the connecting port 171 is arranged at the lower end of the rotating disc 173 and is of an integrated structure, the positioning mechanical shaft 172 penetrates through the axis of the rotating disc 173 and is connected in a rotating mode, the compression spring 174 is arranged at the left end of the blocking block 176 and is connected in a transmission matching mode, the blocking block 176 is arranged inside the air release block 175 and adopts transition matching, the sealing block 177 is arranged at the lower end of the mounting block 178 and is connected in a welding mode, and the air release pipeline 179 penetrates through the lower end of the sealing block 177 and is connected in a fixed mounting mode.
The invention relates to a plastic mould core-pulling device, which has the working principle that: the balanced anti-offset core-pulling device 1 is arranged in a mold to reserve holes for plastic parts, when the plastic parts are cooled, the core-pulling cylinder 6 is operated, the core-pulling cylinder 6 generates pulling force on the core-pulling rod 2, the core-pulling rod 2 drives the connected balanced anti-offset core-pulling device 1, the balanced anti-offset core-pulling device 1 performs core-pulling on the molded plastic parts, in the core-pulling process, the balanced anti-offset core-pulling device 1 is in contact with the slightly-deformed inner wall of the core, the balanced anti-offset core-pulling device 1 shakes under the influence of irregular surfaces, in the shaking process, a balance roller 126 in the balanced anti-offset core-pulling device 1 is influenced by unbalance on two sides to roll, a power guide rod 121 senses the power transmitted by a positioning guide plate 123 and transmits the power to a terminal induction controller 111, and the terminal induction controller 111 controls a multivibrator 145 to start to operate, according to the operating principle of intermittent power-off conduction of the multivibrator 145, the gap of the magnetic plate 143 generates an adsorption force on the vibration guide spring 142, the vibration guide spring 142 generates vibration on the vibration guide steel ball 141 in the compression and stretching process, the vibration guide steel ball 141 applies the vibration force to the unbalanced side of the core pulling device shell 147, the internal rotating balance rack 122 rotates slightly around the positioning connecting rod 132 to increase the balance, the pressure sensor 112 senses the pressure and transmits the data to the terminal induction controller 111 in the process of pulling the balance anti-deviation core pulling device 1 by the core pulling rod 2, the terminal induction controller 111 makes the electromagnet 167 conduct electricity and generates an adsorption force on the connecting iron plate 166, so that the connecting iron plate 166 drives the connected sliding block 164 to move down along the sliding chute 165 to be linked with the pulling rod 163 welded with the sliding block 164, and the pulling rod 163 generates an acting force on the mechanical rotating wheel 169 by the eccentric rotating column 162, the mechanical rotating wheel 169 rotates to drive the rotating disc 173 with the same axis to rotate, the blocking block 176 retracts into the rotating disc 173 due to the resistance of the inner wall of the rotating disc 173 in the rotating process of the rotating disc 173, the connecting through hole 171 at the other end of the rotating disc 173 is connected with a gap reserved by the air release block 175, so that the external air pressure is fused with the air pressure in the mold through the air release pipeline 179, the air pressure in the mold is reduced, and the extraction speed of the balanced anti-deviation core pulling device 1 is increased.
The invention solves the problem that in the core pulling process of the core pulling device in the prior art, a formed plastic part in a mold is slightly deformed under the influence of external force, so that a core pulling column is in contact with the slightly deformed plastic part in the moving process, the core pulling rod is easy to deviate under long-time acting force, and the core pulling work is influenced.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (1)
1. A plastic mold core pulling device structurally comprises a balance anti-deviation core pulling device (1), a core pulling rod (2), a linking fixing plate (3), a first positioning mounting block (4), a connecting support rod (5), a core pulling cylinder (6), an embedding hole (7) and a second positioning mounting block (8), wherein the balance anti-deviation core pulling device (1) is arranged at the right end of the core pulling rod (2) and connected in an embedding mounting mode, the core pulling rod (2) is arranged at the right end of the linking fixing plate (3) and connected in a sliding mode, the linking fixing plate (3) is arranged at the right end of the first positioning mounting block (4) and connected in a welding mode, one end of the connecting support rod (5) is connected with the first positioning mounting block (4) in a fixed mounting mode, and the other end of the connecting support rod (5) is connected with the second positioning mounting block (8) in a welding mode, the utility model discloses a core pulling device, including the cylinder of loosing core (6), first location installation piece (4) left end is located and is connected through the welded mode to the cylinder of loosing core (6), second location installation piece (8) right-hand member is located and is connected through fixed mounting's mode to the cylinder of loosing core (6), second location installation piece (8) upper end and structure as an organic whole, its characterized in that are located in embedding hole (7):
the balance deviation-preventing core pulling device (1) comprises a terminal control mechanism (11), a balance detection mechanism (12), an auxiliary balance mechanism (13), a balance compensation mechanism (14), a connection positioning mechanism (15), a mechanical transmission mechanism (16) and a voltage-stabilizing balance mechanism (17);
the terminal control mechanism (11) is arranged at the left end of the balance detection mechanism (12) and is connected in a fixed mounting mode, the balance detection mechanism (12) is arranged inside the auxiliary balance mechanism (13) and is connected in a rotating mode, the balance compensation mechanism (14) is electrically connected with the terminal control mechanism (11), the connection positioning mechanism (15) is arranged at the right end of the balance detection mechanism (12) and is connected in a welding mode, and the mechanical transmission mechanism (16) is arranged at the left end of the voltage stabilization balance mechanism (17) and is connected in a rotating mode;
the terminal control mechanism (11) comprises a terminal induction controller (111), a pressure sensor (112), a fixed connecting plate (113), a fixed screw (114), a fixed attachment plate (115) and a built-in sealing ring (116), wherein the terminal induction controller (111) is electrically connected with the pressure sensor (112), the pressure sensor (112) is embedded in the fixed connecting plate (113) and is connected in a fixed installation mode, the fixed screw (114) penetrates through the upper end of the fixed connecting plate (113) and is connected in a threaded mode, the fixed screw (114) is arranged at the left end of the fixed attachment plate (115) and is connected in a welding mode, the fixed attachment plate (115) is arranged at the right end of the fixed connecting plate (113) and is connected in an attachment mode, the built-in sealing ring (116) is arranged in the fixed connecting plate (113) and is connected in a welding mode, the terminal induction controller (111) is arranged at the left end of the balance detection mechanism (12) and is connected in a fixed mounting mode;
the balance detection mechanism (12) comprises a power guide rod (121), a rotary balance rack (122), a positioning guide plate (123), a positioning connecting shaft (124), a metal connecting rod (125), a balance roller (126) and an inertia rotating ring (127), wherein the power guide rod (121) is arranged at the left end of the positioning guide plate (123) and connected in a welding mode, the balance roller (126) is arranged inside the rotary balance rack (122) and in interference fit, the positioning guide plate (123) is arranged at the left end of the metal connecting rod (125) and connected in a fixed installation mode, the positioning connecting shaft (124) penetrates through the center of the positioning guide plate (123) and is connected in a rotating mode, the positioning connecting shaft (124) and the inertia rotating ring (127) are positioned on the same axis and are connected in a movable mode, the inertia rotating ring (127) is embedded in the positive end face of the positioning guide plate (123) and is connected in a rotating mode, the balance roller (126) is arranged on the back end face of the positioning guide plate (123) and is connected with the positioning guide plate in a rotating mode, and the balance roller (126) and the positioning connecting shaft (124) are positioned on the same axis and are connected with each other in a welding mode;
the auxiliary balance mechanism (13) comprises a connecting cover plate (131), a positioning connecting rod (132), a fixing support frame (133) and a fixing connecting block (134), the connecting cover plate (131) is arranged at the upper end of the positioning connecting rod (132) and connected in a welding mode, the positioning connecting rod (132) penetrates through the fixing support frame (133) and connected in a fixed installation mode, the connecting cover plate (131) is arranged at the upper end of the fixing support frame (133) and connected in a fitting mode, the fixing connecting block (134) is arranged at the lower end of the positioning connecting rod (132) and connected in a welding mode, and the connecting cover plate (131) is arranged right above the fixing connecting block (134) and parallel to each other;
the balance compensation mechanism (14) comprises a vibration guide steel ball (141), a vibration guide spring (142), a magnetic plate (143), a connecting cable (144), a multivibrator (145), a vibration guide bracket (146) and a core-pulling device shell (147), the vibration guide steel ball (141) is arranged at the upper end of the vibration guide spring (142) and is connected with the vibration guide steel ball in a welding way, the vibration guide spring (142) is arranged at the upper end of the magnetic plate (143) and is connected in a transmission fit manner, the magnetic plate (143) is electrically connected to a multivibrator (145), the multivibrator (145) is electrically connected to a connection cable (144), the vibration guide spring (142) is arranged in the vibration guide bracket (146) and is in interference fit, the vibration guide steel balls (141) are embedded in the inner wall of the core pulling device shell (147) and connected in a welding mode, and the magnetic plate (143) is located above the connecting and positioning mechanism (15);
the connecting and positioning mechanism (15) comprises a steel ball positioning sleeve (151), a rolling steel ball (152) and a steel ball rotating block (153), wherein the steel ball positioning sleeve (151) is arranged at the left end of the rolling steel ball (152) and connected in a rolling mode, and the rolling steel ball (152) is embedded in the left end of the steel ball rotating block (153) and connected in a movable mode;
the mechanical transmission mechanism (16) comprises a driven connecting plate (161), an eccentric rotating column (162), a pulling rod (163), a sliding block (164), a sliding groove (165), a connecting iron plate (166), an electromagnet (167), an extension spring (168) and a mechanical rotating wheel (169), wherein the driven connecting plate (161) is arranged at the upper end of the pulling rod (163) and connected in a welding mode, the sliding block (164) is arranged at the lower end of the pulling rod (163) and connected in a fixed installation mode, the pulling rod (163) penetrates through the left end of the eccentric rotating column (162) and connected in a welding mode, the sliding block (164) is arranged on the positive end face of the sliding groove (165) and connected in a sliding mode, the connecting iron plate (166) is positioned above the electromagnet (167), the extension spring (168) is arranged at the upper end of the connecting iron plate (166) and connected in a transmission matching mode, the mechanical rotating wheel (169) is arranged at the right end of the eccentric rotating column (162) and is connected with the eccentric rotating column in a welding mode, and the mechanical rotating wheel (169) and the pressure stabilizing balance mechanism (17) are positioned on the same axis and are connected in a rotating mode;
the pressure stabilizing balance mechanism (17) comprises a connecting through hole (171), a positioning mechanical shaft (172), a rotating disc (173), a compression spring (174), an air release block (175), a blocking block (176), a sealing block (177), a mounting block (178) and an air release pipeline (179), the engaging through hole (171) is arranged at the lower end of the rotating disc (173) and is of an integrated structure, the positioning mechanical shaft (172) penetrates through the axle center of the rotating disc (173) and is connected with the rotating disc in a rotating way, the compression spring (174) is arranged at the left end of the block (176) and is connected in a transmission fit manner, the block (176) is arranged inside the air release block (175) and adopts transition fit, the sealing block (177) is arranged at the lower end of the mounting block (178) and is connected with the mounting block by welding, the air leakage pipeline (179) penetrates through the lower end of the sealing block (177) and is connected in a fixed installation mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811227580.2A CN109571880B (en) | 2018-10-22 | 2018-10-22 | Plastic mold core-pulling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811227580.2A CN109571880B (en) | 2018-10-22 | 2018-10-22 | Plastic mold core-pulling device |
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| Publication Number | Publication Date |
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| CN109571880A CN109571880A (en) | 2019-04-05 |
| CN109571880B true CN109571880B (en) | 2020-11-06 |
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| CN201811227580.2A Active CN109571880B (en) | 2018-10-22 | 2018-10-22 | Plastic mold core-pulling device |
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| JP2008265107A (en) * | 2007-04-18 | 2008-11-06 | Meiki Co Ltd | Ejector of light guide plate and ejection method of light guide plate |
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|---|---|
| CN109571880A (en) | 2019-04-05 |
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Effective date of registration: 20201015 Address after: Room 101, building B, No. 11, Nanyun 5th Road, Huangpu District, Guangzhou City, Guangdong Province (office only) Applicant after: Guangzhou boliansi Medical Technology Co., Ltd Address before: 230009 Tunxi Road, Anhui,, No. 193, HeFei University of Technology Applicant before: Chen Shuangying |
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