CN213860510U - Turntable structure of multi-component injection molding machine - Google Patents
Turntable structure of multi-component injection molding machine Download PDFInfo
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- CN213860510U CN213860510U CN202022254568.XU CN202022254568U CN213860510U CN 213860510 U CN213860510 U CN 213860510U CN 202022254568 U CN202022254568 U CN 202022254568U CN 213860510 U CN213860510 U CN 213860510U
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Abstract
The utility model relates to the technical field of injection molding machines, in particular to a turntable structure of a multi-component injection molding machine, which comprises a base, a turntable, a driving mechanism, an ejector rod mechanism and a rotating rod mechanism; the center of the base is provided with a through hole, a ball sleeve is arranged in the through hole, a linear bearing is movably connected in the ball sleeve, the turntable is arranged in front of the base, the center of the turntable is provided with an installation through hole, the turntable is arranged at the front end of the linear bearing through the installation through hole, and the turntable is in running fit with the base through the ball sleeve; the ejection part matched with the structure of the formed workpiece can be connected to the front end of the ejection rod, the back of the formed workpiece can be exposed after the formed workpiece is ejected by the ejection mechanism, the rotating rod mechanism drives the ejection rod to rotate at the moment to rotate the ejection part connected to the ejection rod to the back of the formed workpiece, and the ejection rod is pushed by the ejection rod oil cylinder to push the formed workpiece out, so that the problem that the workpiece is clamped on the ejection mechanism and is difficult to take down is solved, and the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of the injection molding machine technique and specifically relates to a carousel structure of multicomponent injection molding machine is related to.
Background
An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The method is divided into a vertical type, a horizontal type and a full-electric type; the injection molding machine can heat the plastic, apply high pressure to the molten plastic, make it inject out and fill the die cavity; the existing multi-component injection molding machines are produced by replacing a plurality of different mold cavities and matching with a plurality of groups of injection systems; wherein, at the in-process of changing, adopt carousel mechanism to realize, the injection mold chamber of multiunit centrosymmetry has been installed in carousel mechanism, dock with multiunit injection system, it adopts the pivoted mode to realize changing different die cavitys, the work piece after the shaping will be ejecting through the ejection mechanism who installs in carousel mechanism, then take out the shaping work piece through setting up manipulator or manual operation at the equipment side, but at the in-process of taking out, the work piece card can appear and be difficult to take off on ejection mechanism, reduce work efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
A turntable structure of a multi-component injection molding machine comprises a base, a turntable, a driving mechanism, an ejector rod mechanism and a rotating rod mechanism; the center of the base is provided with a through hole, a ball sleeve is arranged in the through hole, a linear bearing is movably connected in the ball sleeve, a rotary disc is arranged in front of the base, the center of the rotary disc is provided with an installation through hole, the rotary disc is arranged at the front end of the linear bearing through the installation through hole, the rotary disc is in running fit with the base through the ball sleeve, a driving mechanism comprises a motor base, a servo motor and a gear, the motor base is arranged at the upper end of the base, the servo motor is arranged on the motor base, the gear is in power connection with the servo motor, the side periphery of the rotary disc is provided with first teeth in a surrounding; a jacking rod sleeve is movably connected in the linear bearing, the jacking rod is movably telescopic in the jacking rod sleeve, and the front end of the jacking rod extends out of the mounting through hole of the rotary table; the ejector rod mechanism comprises a support frame, an ejector rod oil cylinder and a connecting piece, the support frame is arranged at the rear end of the base, the ejector rod oil cylinder is arranged on the support frame, a piston rod of the ejector rod oil cylinder is in butt joint with the ejector rod, and the connecting piece is connected between the piston rod of the ejector rod oil cylinder and the ejector rod; the rotating rod mechanism comprises a rotating rod oil cylinder and a rack, the rear end of the ejector rod sleeve extends out of the outer side of the base, second teeth are arranged on the periphery of the extending end of the ejector rod sleeve, the rotating rod oil cylinder is installed on the base and corresponds to the upper portion of the second teeth, the rack is in power connection with a piston rod of the rotating rod oil cylinder, and the rack is meshed with the second teeth.
Preferably, the connecting piece comprises a mandril connecting plate, a piston rod connecting plate, a coupler, push rods and two guide rods, the mandril connecting plate is connected to the rear end of the mandril, the piston rod connecting plate is connected to a piston rod of the mandril oil cylinder, two ends of the mandril connecting plate and two ends of the piston rod connecting plate are respectively provided with a guide through hole, the two guide rods respectively penetrate through the two guide through holes of the mandril connecting plate and the two guide through holes of the piston rod connecting plate, and the rear ends of the guide rods are fixedly arranged on the support frame; the push rod is arranged at the rear end of the ejector rod connecting plate and is in abutting fit with the piston rod connecting plate, and the coupling is connected between the piston rod of the ejector rod oil cylinder and the ejector rod.
Preferably, the lateral part of the ejector rod is outwards molded with a positioning strip, the inner wall of the ejector rod sleeve is provided with a positioning channel, and the positioning strip is in sliding fit with the positioning channel.
Preferably, the number of the positioning strips and the number of the positioning channels are four, and the four positioning strips and the four positioning channels are symmetrically arranged with the axis center of the ejection rod.
Preferably, the rear end of the base is provided with a limiting sliding seat, a limiting slide way is arranged on the limiting sliding seat, and the back of the rack is in sliding fit with the limiting slide way.
Preferably, the rear end of the linear bearing is provided with an oil inlet, the linear bearing is internally provided with an oil outlet penetrating through the inside and the outside, and the linear bearing is internally provided with an oil duct communicating the oil inlet and the oil outlet.
Compared with the prior art, the beneficial effects of the utility model are that:
the ball sleeve is matched with the linear bearing to play a role of dual activities, wherein the ball sleeve plays a role of rotationally connecting the rotary disc, the linear bearing plays a role of rotationally connecting the ejector rod sleeve, the ejector rod is installed in the rotary sleeve, then the ejector rod mechanism and the rotary rod mechanism are matched to realize the extension and the rotation of the ejector rod, the extension action of the ejector rod is realized through the ejector rod oil cylinder, the rotation of the ejector rod drives the rack to be meshed with the second tooth on the ejector rod sleeve through the rotary oil cylinder to drive the ejector rod sleeve to rotate so as to realize the rotation of the ejector rod, through the design, the ejector component matched with a molding workpiece structure can be connected at the front end of the ejector rod, after the molding workpiece is ejected by the ejector mechanism, the back of the molding workpiece can be exposed, at the moment, the rotary rod mechanism drives the ejector rod to rotate the ejector component connected on the ejector rod to the back of the molding workpiece, and the ejector rod oil cylinder pushes the ejector rod to push out the formed workpiece, so that the problem that the workpiece is clamped on the ejection mechanism and is difficult to take down is solved, and the working efficiency is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is another schematic structural diagram of the present invention.
Fig. 3 is a schematic cross-sectional view of the present invention.
Fig. 4 is a schematic structural diagram of the present invention at a in fig. 2.
Fig. 5 is a schematic structural diagram of the present invention at B in fig. 3.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 5, in an embodiment of the present invention, a turntable 20 structure of a multi-component injection molding machine includes a base 10, a turntable 20, a driving mechanism 30, an ejector rod 60, an ejector rod mechanism 50, and a rotating rod mechanism 40; the center of the base 10 is provided with a through hole 11, a ball sleeve 12 is arranged in the through hole 11, a linear bearing 13 is movably connected in the ball sleeve 12, a rotary table 20 is arranged in front of the base 10, the center of the rotary table 20 is provided with an installation through hole 21, the rotary table 20 is arranged at the front end of the linear bearing 13 through the installation through hole 21, the rotary table 20 is in running fit with the base 10 through the ball sleeve 12, a driving mechanism 30 comprises a motor base 31, a servo motor 32 and a gear 33, the motor base 31 is arranged at the upper end of the base 10, the servo motor 32 is arranged on the motor base 31, the gear 33 is in power connection with the servo motor 32, the side periphery of the rotary table 20 is circumferentially provided with a first tooth 22, and the first tooth 22 is meshed with the gear 33; a ejector rod sleeve 14 is movably connected in the linear bearing 13, the ejector rod 60 is movably telescopic in the ejector rod sleeve 14, and the front end of the ejector rod 60 extends out of the mounting through hole 21 of the rotary table 20; the push rod mechanism 50 comprises a support frame 51, a push rod oil cylinder 52 and a connecting piece 70, wherein the support frame 51 is installed at the rear end of the base 10, the push rod oil cylinder 52 is installed on the support frame 51, a piston rod of the push rod oil cylinder 52 is in butt joint with the push rod 60, and the connecting piece 70 is connected between the piston rod of the push rod oil cylinder 52 and the push rod 60; the rotating rod mechanism 40 comprises a rotating rod cylinder 41 and a rack 42, the rear end of the ejector rod sleeve 14 extends out of the base 10, a second tooth 142 is arranged on the periphery of the extending end of the ejector rod sleeve, the rotating rod cylinder 41 is installed on the base 10 and corresponds to the position above the second tooth 142, the rack 42 is in power connection with a piston rod of the rotating rod cylinder 41, and the rack 42 is meshed with the second tooth 142.
In the above technical means, the ball sleeve 12 is provided to cooperate with the linear bearing 13 to perform a dual-action function, wherein the ball sleeve 12 performs a function of rotationally connecting the rotary plate 20, the linear bearing 13 performs a function of rotationally connecting the ejector rod sleeve 14, the ejector rod 60 is installed in the rotational sleeve, and then the ejector rod 60 is extended and retracted and rotated by cooperating with the ejector rod mechanism 50 and the rotational rod mechanism 40, the extending and retracting actions of the ejector rod 60 are realized by the ejector rod cylinder 52, the rotation of the ejector rod 60 is realized by engaging the rack 42 with the second teeth 142 on the ejector rod sleeve 14 through the rotational cylinder, and the ejector rod sleeve 14 is driven to rotate to realize the rotation of the ejector rod 60, by this design, the front end of the ejector rod 60 can be connected with the ejector component of the structure of the molded workpiece, and after the molded workpiece is ejected by the ejector mechanism, the back of the molded workpiece is exposed, at this time, the rotating rod mechanism 40 drives the ejector rod 60 to rotate, so that the ejector component connected to the ejector rod 60 is rotated to the back of the formed workpiece, and then the ejector rod oil cylinder 52 pushes the ejector rod 60 to push the formed workpiece out, so that the problem that the workpiece is clamped on the ejector mechanism and is difficult to take down is solved, and the working efficiency is improved.
As further shown in fig. 3-4, the connecting member 70 includes a top rod connecting plate 71, a piston rod connecting plate 72, a coupler 74, a push rod 73 and guide rods 75, the top rod connecting plate 71 is connected to the rear end of the top rod 60, the piston rod connecting plate 72 is connected to the piston rod of the top rod cylinder 52, two ends of the top rod connecting plate 71 and two ends of the piston rod connecting plate 72 are respectively provided with two guide through holes, two guide rods 75 respectively penetrate through the two guide through holes of the top rod connecting plate 71 and the piston rod connecting plate 72, and the rear ends of the guide rods 75 are fixedly mounted on the supporting frame 51; push rod 73 installs at the rear end of ejector pin connecting plate 71 and connects the cooperation with piston rod connecting plate 72 apical grafting, shaft coupling 74 is connected between ejector pin oil cylinder 52's piston rod and ejector pin 60, through setting up ejector pin connecting plate 71 and piston rod connecting plate 72, adopt push rod 73 to connect between ejector pin connecting plate 71 and piston rod connecting plate 72, then lead the cooperation through guide bar 75, thereby guarantee ejector pin oil cylinder 52 and ejector pin 60 stability of mutually supporting, prevent that ejector pin 60 and ejector pin oil cylinder 52 from taking place to deflect at the apical grafting in-process.
As further shown in fig. 4, a positioning bar 61 is formed outwardly on a side portion of the ejector rod 60, a positioning groove 141 is formed in an inner wall of the ejector rod sleeve 14, the positioning bar 61 is in sliding fit with the positioning groove 141, and the ejector rod 60 and the ejector rod sleeve 14 are in movable telescopic fit by the positioning bar 61 and the positioning groove 141.
As further shown in fig. 4, four positioning bars 61 and four positioning grooves 141 are provided, and the four positioning bars 61 and four positioning grooves 141 are symmetrically arranged around the axis of the ejector rod 60; realize even atress, improve the stability in the flexible process.
Further as shown in fig. 4, a limiting slide seat 43 is arranged at the rear end of the base 10, a limiting slide way 431 is arranged on the limiting slide seat 43, and the back of the rack 42 is in sliding fit with the limiting slide way 431 to prevent the rack 42 from deforming and affecting the meshing degree.
As shown in fig. 5, an oil inlet 131 is provided at the rear end of the linear bearing 13, an oil outlet 132 penetrating the inside and the outside is provided in the linear bearing 13, and an oil passage 133 communicating the oil inlet 131 and the oil outlet 132 is provided in the linear bearing 13, so as to supply oil to the ejector sleeve 14, the linear bearing 13, and the ball sleeve 12.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.
Claims (6)
1. A turntable structure of a multi-component injection molding machine is characterized by comprising a base, a turntable, a driving mechanism, an ejector rod mechanism and a rotating rod mechanism; the center of the base is provided with a through hole, a ball sleeve is arranged in the through hole, a linear bearing is movably connected in the ball sleeve, a rotary disc is arranged in front of the base, the center of the rotary disc is provided with an installation through hole, the rotary disc is arranged at the front end of the linear bearing through the installation through hole, the rotary disc is in running fit with the base through the ball sleeve, a driving mechanism comprises a motor base, a servo motor and a gear, the motor base is arranged at the upper end of the base, the servo motor is arranged on the motor base, the gear is in power connection with the servo motor, the side periphery of the rotary disc is provided with first teeth in a surrounding mode, and the first teeth are meshed with the gear; a jacking rod sleeve is movably connected in the linear bearing, the jacking rod is movably telescopic in the jacking rod sleeve, and the front end of the jacking rod extends out of the mounting through hole of the rotary table; the ejector rod mechanism comprises a support frame, an ejector rod oil cylinder and a connecting piece, the support frame is arranged at the rear end of the base, the ejector rod oil cylinder is arranged on the support frame, a piston rod of the ejector rod oil cylinder is in butt joint with the ejector rod, and the connecting piece is connected between the piston rod of the ejector rod oil cylinder and the ejector rod; the rotating rod mechanism comprises a rotating rod oil cylinder and a rack, the rear end of the ejector rod sleeve extends out of the outer side of the base, second teeth are arranged on the periphery of the extending end of the ejector rod sleeve, the rotating rod oil cylinder is installed on the base and corresponds to the upper portion of the second teeth, the rack is in power connection with a piston rod of the rotating rod oil cylinder, and the rack is meshed with the second teeth.
2. The turntable structure of a multi-component injection molding machine according to claim 1, wherein the connecting piece comprises an ejector rod connecting plate, a piston rod connecting plate, a coupler, a push rod and two guide rods, the ejector rod connecting plate is connected to the rear end of the ejector rod, the piston rod connecting plate is connected to the piston rod of the ejector rod cylinder, two ends of the ejector rod connecting plate and two ends of the piston rod connecting plate are respectively provided with a guide through hole, the two guide rods respectively penetrate through the two guide through holes of the ejector rod connecting plate and the piston rod connecting plate, and the rear ends of the guide rods are fixedly mounted on the support frame; the push rod is arranged at the rear end of the ejector rod connecting plate and is in abutting fit with the piston rod connecting plate, and the coupling is connected between the piston rod of the ejector rod oil cylinder and the ejector rod.
3. The turntable structure of a multicomponent injection molding machine according to claim 1, wherein the side of the ejector rod is outwardly formed with a positioning strip, the inner wall of the ejector rod sleeve is provided with a positioning channel, and the positioning strip is slidably engaged with the positioning channel.
4. The turntable structure of a plural component injection molding machine according to claim 3, wherein four positioning bars and four positioning grooves are provided, and the four positioning bars and four positioning grooves are provided symmetrically with respect to the axis center of the ejector rod.
5. The turntable structure of a multicomponent injection molding machine according to claim 1, wherein the rear end of the base is provided with a limiting slide carriage, the limiting slide carriage is provided with a limiting slide way, and the back of the rack is in sliding fit with the limiting slide way.
6. The turntable structure of a multicomponent injection molding machine according to claim 1, wherein the linear bearing is provided at a rear end thereof with an oil inlet, the linear bearing is provided therein with an oil outlet penetrating through an inside and an outside thereof, and the linear bearing is provided therein with an oil passage communicating the oil inlet and the oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022254568.XU CN213860510U (en) | 2020-10-12 | 2020-10-12 | Turntable structure of multi-component injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022254568.XU CN213860510U (en) | 2020-10-12 | 2020-10-12 | Turntable structure of multi-component injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213860510U true CN213860510U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022254568.XU Active CN213860510U (en) | 2020-10-12 | 2020-10-12 | Turntable structure of multi-component injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213860510U (en) |
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2020
- 2020-10-12 CN CN202022254568.XU patent/CN213860510U/en active Active
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