CN214521563U - Automatic mold changing device of injection molding machine - Google Patents
Automatic mold changing device of injection molding machine Download PDFInfo
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- CN214521563U CN214521563U CN202120372835.5U CN202120372835U CN214521563U CN 214521563 U CN214521563 U CN 214521563U CN 202120372835 U CN202120372835 U CN 202120372835U CN 214521563 U CN214521563 U CN 214521563U
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Abstract
The utility model discloses an automatic retooling device of injection molding machine, including mould carousel, retooling push-and-pull rod, frame and mould guide rail, the mould carousel includes anchor clamps, anchor clamps dish, stopper, the electronic jar of D, the electronic jar of A, gear and rack gear, and the retooling push-and-pull rod includes push-and-pull rod, gib head control motor, cam, the electronic jar of B, and the frame includes support frame, the electronic jar of C, slide rail, base and positioning sensor. The support frame is arranged on the slide rail, and the two ends of the C electric cylinder are respectively connected with the base and the support frame. The mould carousel has four stations, and the rack and pinion mechanism that is driven by the electronic jar of A rotates, and the stopper can be spacing to the mould when the mould carousel moves. The mold changing push-pull rod and the mold guide rail are in the same line, and the mold changing push-pull rod is driven by the B electric cylinder to clamp the mold and push the mold into the injection molding machine or pull the mold to the mold turntable. The hook head control motor drives the cam, so that the hook head rotates around the rotating shaft of the hook head. The utility model discloses can realize automatic retooling, reduce retooling time and improve production efficiency.
Description
Technical Field
The patent relates to the field of injection molding equipment, in particular to a quick die change mechanism of an injection molding machine.
Background
An injection molding machine, also known as an injection machine, is used for heating and plasticizing raw materials, injecting the raw materials into a mold by using certain pressure, and cooling to obtain a plastic product with a required shape. In actual production, the mold is often required to be changed, the traditional mold changing method is usually installed by using a crane, and the mold changing efficiency is not high. But through reasonable automatic die change device design, from the production cost with regard to, the reduction of retooling time, the cost of labor reduces, can realize flexible production and reduce the stock, but greatly reduced manufacturing cost.
Disclosure of Invention
In order to overcome the not enough of prior art, this patent provides a quick die change mechanism for moulding plastics production.
The technical scheme adopted by the patent for solving the technical problem is as follows: the automatic die change device of the injection molding machine comprises a die turntable, a die change push-pull rod, a rack and a die guide rail, wherein the die turntable and the die change push-pull rod are arranged on the rack, and the die guide rail is arranged on a template of the injection molding machine. The die turntable comprises a clamp, a clamp disc, a limiter, a D electric cylinder, a A electric cylinder, a gear and a rack mechanism, the die changing push-pull rod comprises a push-pull rod, a hook head control motor, a cam and a B electric cylinder, and the rack comprises a support frame, a C electric cylinder, a slide rail, a base and a positioning sensor.
Preferably, the support frame is arranged on the slide rail, two ends of the electric cylinder are respectively connected with the base and the support frame, the support frame can move along the slide rail under the drive of the C electric cylinder, the C electric cylinder drives the support frame to move in parallel to the longitudinal direction of the injection molding machine during mold changing, and the position of the control clamp is adjusted by the positioning sensor to be correspondingly aligned with the slide rail of the mold guide rail of the injection molding machine.
Preferably, the clamp is arranged on the clamp disc, and the limiter can limit the clamping of the mould when the mould turntable moves. The limiting device and the mould turntable clamp realize the limiting fixation of the mould on the turntable station, the mould turntable has four stations, and the gear rack mechanism driven by the A electric cylinder drives the mould turntable to rotate.
Preferably, the mold changing push-pull rod and the mold guide rail are in the same straight line, the mold changing push-pull rod is driven by the B electric cylinder, the mold can be pushed into the injection molding machine by the push rod on the push-pull rod, and the push-pull rod pushes the mold into the mold clamping groove of the injection molding machine forwards. And the hook head can control the motor to drive the cam, so that the hook head rotates to hook the mold, and the push-pull rod pulls the mold backwards out of the injection molding machine into an empty clamp of the mold turntable.
Preferably, the die guide rail is provided with an inclined surface guide structure, and a guide roller way is installed in the die guide rail.
The invention has the beneficial effects that: the design of the mould turntable, the mould changing push-pull rod and the supporting frame can realize the automatic conversion of four moulds, save the mould changing time, improve the processing efficiency, and the design of the limiter ensures that the mould is fixed during the rotary motion to prevent the sliding. The automatic die change of the injection molding machine can realize flexible production, reduce the inventory and greatly reduce the production cost.
Drawings
FIG. 1 is a schematic perspective view of an automatic mold changing device and a mold of an injection molding machine according to the present invention;
FIG. 2 is a schematic view of the front view structure of the automatic mold changing device of the injection molding machine of the present invention;
FIG. 3 is a partial enlarged view of the mold turntable of the automatic mold changing device of the injection molding machine of the present invention;
FIG. 4 is a cross-sectional view of a mold turntable of an automatic mold changing device of an injection molding machine according to the present invention;
fig. 5 is a partial view of the mold changing push-pull rod of the automatic mold changing device of the injection molding machine of the utility model.
In the figure: the automatic die-changing device comprises a rack 1, a die turntable 2, a die guide rail 3, a die-changing push-pull rod 4, a slide rail 5, a C electric cylinder 6, a support frame 7, a base 8, a clamp 9, a clamp disc 10, a limiter 11, a gear 12, a rack mechanism 13, an A electric cylinder 14, a hook head control motor 15, a cam 16, a hook head 17, a push-pull rod 18, a B electric cylinder 19, a positioning sensor 20 and a D electric cylinder 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-5, an automatic mold changing device of an injection molding machine comprises a mold turntable 2, a mold changing push-pull rod 4, a frame 1 and a mold guide rail 3, and is characterized in that: the mould turntable 2 and the mould changing push-pull rod 4 are arranged on the frame, and the mould guide rail 3 is arranged on a template of the injection molding machine. The mold turntable 2 comprises a clamp 9, a clamp disc 10, a limiter 11, an electric D cylinder 21, an electric A cylinder 14, a gear 12 and a rack mechanism 13, the mold changing push-pull rod 4 comprises a push-pull rod 18, a hook 17, a hook control motor 15, a cam 16 and an electric B cylinder 19, and the rack 1 comprises a support frame 7, an electric C cylinder 6, a slide rail 5, a base 8 and a positioning sensor 20.
The die turntable 2 has four stations, and is driven to rotate by a gear 12 and a rack mechanism 13 which are driven by an electric cylinder 14A. The two mold turntables drive the two opposite molds in the fixture to precisely rotate to the horizontal preset station. The clamp 9 is arranged on the clamp disc 10, and the limiter 11 can be matched with the side baffle of the clamp to clamp and limit the mould when the mould turntable 2 moves.
The support frame 7 is arranged on the slide rail 5, two ends of the C electric cylinder 6 are respectively connected with the base 8 and the support frame 7, the support frame 7 can move along the slide rail 5 under the drive of the C electric cylinder 6, the C electric cylinder 6 drives the support frame 7 to realize longitudinal movement parallel to the injection molding machine during mold changing, and the position of the control clamp 9 is adjusted by the positioning sensor 20 to be correspondingly aligned with a slide way of the mold guide rail 3 of the injection molding machine. The mould to be replaced can be aligned with the mould guide rail 3 to enter a prepared mould replacing state, and the moving stability of the mould is better.
The mold changing push-pull rod 4 and the mold guide rail 3 are in a same straight line, the mold changing push-pull rod 4 is driven by a B electric cylinder 19, the limiting stopper 11 is opened through a connecting rod mechanism under the driving of a D electric cylinder 21, the mold is pushed into the injection molding machine through a push rod on the push-pull rod 18, the hook head control motor 15 can drive the cam 16 to enable the hook head 17 to rotate to hook the mold, and the push-pull rod 18 pulls the mold out of the injection molding machine to the empty clamp 9 of the mold turntable 2. The limiter 11 is driven by the D electric cylinder 21 to clamp the limiting mould together with the clamp through a connecting rod mechanism, so that the mould can be pushed and pulled better.
The whole pushing and die changing process is completed once.
The die guide rail 3 is provided with an inclined plane guide structure, and a guide roller way is installed in the die guide rail 3. The guide inclined plane is more favorable for the die to enter the die guide rail 3, and the guide roller way can reduce the abrasion of the die.
The specific implementation process is as follows: in operation,
promote the motion of support frame 7 through the electronic jar of C, make the mould align with two mould guide rails 3 respectively through positioning sensor 20, the electronic jar 19 of B is released forward, gib head control motor 15 drive cam 16, gib head 17 is rotatory to be hooked and is waited to trade the mould, the electronic jar 19 of B will be waited to trade the mould and pull out to the empty anchor clamps 9 of mould carousel 2 backward, the electronic jar 21 drive link mechanism of D is closed stopper 11, cooperate the spacing mould of fixing of mould anchor clamps 9 and withdrawing, the completion is waited to trade taking out of mould.
The gear 12 and the rack mechanism 13 are driven by the A electric cylinder 14, so that the mold turntable 2 rotates to drive the mold inside the clamp 9 to rotate, the mold to be replaced enters a preparation station, the storage and work preparation state switching of different molds is realized, and the D electric cylinder 21 drives the connecting rod mechanism to loosen the limiter 11 to be replaced.
The supporting frame 7 is pushed to move through the C electric cylinder 6, the molds are aligned with the two mold guide rails 3 respectively through the positioning sensor 20, the B electric cylinder 19 is pushed forwards to push a new mold into the injection molding machine along the mold rails 3, the hook head 17 is loosened, the B electric cylinder 19 withdraws backwards, the mold is locked after the mold position is adjusted through a locking screw on a template of the injection molding machine, the installation and the replacement of the new mold are completed, and the process is repeated.
Claims (5)
1. The utility model provides an automatic retooling device of injection molding machine which characterized in that: the injection molding machine comprises a mold turntable, a mold changing push-pull rod, a rack and a mold guide rail, wherein the mold turntable and the mold changing push-pull rod are arranged on the rack; the mold turntable comprises a clamp, a clamp disc, a limiter, an electric D cylinder, an electric A cylinder, a gear and a rack mechanism, the mold changing push-pull rod comprises a push-pull rod, a hook head control motor, a cam and an electric B cylinder, and the rack comprises a support frame, an electric C cylinder, a slide rail, a base and a positioning sensor.
2. The automatic mold changing device of an injection molding machine according to claim 1, wherein: the support frame is arranged on the slide rail, the two ends of the C electric cylinder are respectively connected with the base and the support frame, the support frame moves along the slide rail under the drive of the C electric cylinder, the C electric cylinder drives the support frame to realize longitudinal movement parallel to the injection molding machine during mold changing, and the position of the control clamp is adjusted through the positioning sensor to be correspondingly aligned with the slide rail of the mold guide rail of the injection molding machine.
3. The automatic mold changing device of an injection molding machine according to claim 1, wherein: the clamp is arranged on the clamp disc, and the limiter clamps and limits the mould when the mould turntable moves; the limiting device and the mould turntable clamp realize the limiting fixation of the mould on the turntable station, the mould turntable has four stations, and the gear rack mechanism driven by the A electric cylinder drives the mould turntable to rotate.
4. The automatic mold changing device of an injection molding machine according to claim 1, wherein: the mold changing push-pull rod and the mold guide rail are in the same line, the mold changing push-pull rod is driven by the B electric cylinder, the push-pull rod pushes the mold into the injection molding machine, the push-pull rod pushes the mold forwards into a mold clamping groove of the injection molding machine, the hook head controls the motor to drive the cam, the hook head rotates to hook the mold, and the push-pull rod pulls the mold backwards out of the injection molding machine into an empty clamp of the mold turntable.
5. The automatic mold changing device of an injection molding machine according to claim 1, wherein: the mould guide rail is provided with an inclined plane guide structure, and a guide roller way is arranged in the mould guide rail.
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CN202120372835.5U CN214521563U (en) | 2021-02-18 | 2021-02-18 | Automatic mold changing device of injection molding machine |
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CN202120372835.5U CN214521563U (en) | 2021-02-18 | 2021-02-18 | Automatic mold changing device of injection molding machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112829193A (en) * | 2021-02-18 | 2021-05-25 | 泰瑞机器股份有限公司 | Automatic mold changing device of injection molding machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112829193A (en) * | 2021-02-18 | 2021-05-25 | 泰瑞机器股份有限公司 | Automatic mold changing device of injection molding machine |
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