阅读说明：本技术 一种便于脱模的吸塑模具及其脱模方法 (Plastic suction mold convenient for demolding and demolding method thereof ) 是由 张宝朝 蔡小政 李运中 于 2021-08-12 设计创作，主要内容包括：本发明涉及吸塑模具技术领域,具体是一种便于脱模的吸塑模具及其脱模方法,包括支撑架和安装板,安装板顶部外壁的一端通过螺栓安装有安装座,且安装板顶部外壁的一侧通过螺栓安装有与支撑座处于同一水平线呈等距离结构分布的支撑座。本发明电推缸推动滑杆沿支撑座进行滑动,滑杆滑动的过程中经第一齿状槽推动啮合的主动齿轮进行转动,主动齿轮经传动轴杆带动从动齿轮在弧形槽的内部进行转动,从动齿轮啮合第二齿状槽带动滑动杆沿柱筒向上升起,滑动杆推动顶柱杆沿柱槽上升推动顶持板,顶持板上升对吸塑模具本体内成型的模具进行顶持脱模,而顶持板上升时导向杆沿导向槽滑动,提升了顶持板上升对成型模具脱模时的稳定性。(The invention relates to the technical field of plastic suction molds, in particular to a plastic suction mold convenient for demolding and a demolding method thereof. The electric pushing cylinder pushes the sliding rod to slide along the supporting seat, the sliding rod pushes the meshed driving gear to rotate through the first toothed groove in the sliding process, the driving gear drives the driven gear to rotate inside the arc-shaped groove through the transmission shaft rod, the driven gear is meshed with the second toothed groove to drive the sliding rod to lift upwards along the column barrel, the sliding rod pushes the ejection rod to lift along the column groove to push the ejection plate, the ejection plate lifts to eject a mold formed in the molding mold body, and the guide rod slides along the guide groove when the ejection plate lifts, so that the stability of the ejection plate when the ejection plate lifts to eject the molding mold is improved.)

1. The utility model provides a plastic suction mould convenient to drawing of patterns which characterized in that: the mounting device comprises a support frame (1) and a mounting plate (3), wherein a mounting seat (17) is installed at one end of the outer wall of the top of the mounting plate (3) through a bolt, a supporting seat (19) which is located on the same horizontal line and is distributed in an equidistant structure with the supporting seat (19) is installed on one side of the outer wall of the top of the mounting plate (3) through a bolt, a sliding rod (20) is connected to the inside of the supporting seat (19) in a sliding mode, an electric pushing cylinder (18) which is in transmission connection with the sliding rod (20) is installed on the outer wall of one side of the mounting plate (17) through a bolt, a fixing frame (21) is installed on the outer wall of the top of the mounting plate (3) between the supporting seats (19) through a bolt, a guide wheel (22) which is attached to the sliding rod (20) is movably connected to the top of the outer wall of one side of the fixing frame (21) through a rotating shaft, and a positioning seat (23) is welded to the outer wall of one side of the mounting plate (3) close to the fixing frame (21), and the top of positioning seat (23) has transmission axostylus axostyle (24) through bearing swing joint, the both ends parallel key respectively of transmission axostylus axostyle (24) is connected with driving gear (26) and driven gear (27), and slide bar (20) are close to and offer on the top outer wall of driving gear (26) with driving gear engaged with first dentate groove (25), a column casing (28) is installed through the bolt in one side that driven gear (27) are close to in mounting panel (3) top, and the inside sliding connection slide bar (30) of column casing (28), seted up arc wall (29) on the one side outer wall that column casing (28) are close to driven gear (27), and set up on one side outer wall that slide bar (30) are close to arc wall (29) with driven gear (27) engaged with second dentate groove (35).

2. The plastic suction mold convenient for demolding as claimed in claim 1, wherein: positioning grooves (34) are formed in the outer walls of the two sides of the column barrel (28), and positioning blocks (33) which are connected to the inner portions of the positioning grooves (34) in a sliding mode are welded to the outer walls of the two sides of the sliding rod (30).

3. The plastic suction mold convenient for demolding as claimed in claim 1, wherein: the top welding of slide bar (30) has roof (31), and the axle center department welding of roof (31) top outer wall has top post pole (32).

4. The plastic suction mold convenient for demolding as claimed in claim 1, wherein: the mounting plate (3) is mounted at the center of the outer wall of the top of the support frame (1) through bolts, the base (2) is mounted on the periphery of the outer wall of the bottom of the support frame (1) through bolts, and anti-skidding stripes are arranged on the outer wall of the bottom of the base (2).

5. The plastic suction mold convenient for demolding as claimed in claim 1, wherein: all welded all around of support frame (1) top outer wall have bracing piece (4), and the top of bracing piece (4) installs plastic suction mould body (5) through the bolt.

6. The plastic suction mold for facilitating demolding as claimed in claim 5, wherein: heat exchange tube (8) have been laid to the inside of plastic uptake mould body (5) lateral wall, and heat exchange tube (8) are the distribution of rectangle annular structure, feed liquor pipe (6) and drain pipe (7) have been welded respectively to the top and the bottom of plastic uptake mould body (5) one side outer wall, and the both ends of feed liquor pipe (6) and drain pipe (7) and heat exchange tube (8) are linked together.

7. The plastic suction mold for facilitating demolding as claimed in claim 6, wherein: the inner side wall of the heat exchange tube (8) is welded with spoilers (9) which are distributed in an equidistant structure, and the outer wall of one side of each spoiler (9) is provided with a plurality of through holes (10) which penetrate through the spoilers (9).

8. The plastic suction mold for facilitating demolding as claimed in claim 5, wherein: the plastic suction mould is characterized in that rectangular grooves (11) which are distributed in an equidistant structure are formed in the inner wall of the bottom of the plastic suction mould body (5), sealing gaskets (15) are mounted on the inner wall of the bottom of the rectangular grooves (11) through bolts, a supporting plate (12) is matched with the inside of each rectangular groove (11), a column groove (16) is formed in the axis position of the inner wall of the bottom of each rectangular groove (11), and a column rod (32) penetrates through the axis position of the column groove (16) and is welded on the outer wall of the bottom of the supporting plate (12).

9. The plastic suction mold for facilitating demolding as claimed in claim 8, wherein: guide grooves (14) are formed in the two ends of the center of the inner wall of the bottom of the rectangular groove (11), and guide rods (13) which are connected to the guide grooves (14) in a sliding mode are welded to the two ends of the center of the outer wall of the bottom of the supporting plate (12).

10. A method for conveniently demoulding a plastic suction mould is characterized in that: the plastic suction mold demolding method comprises the following steps:

s1, after a mold in a plastic suction mold body (5) is molded, an operator starts an infusion pump to input cooling liquid in a cooling tank into the interior of a heat exchange tube (8) through a liquid inlet tube (6), then the cooling liquid flows back to the cooling tank through a liquid outlet tube (7), when the cooling liquid flows along the heat exchange tube (8), the heat of the mold molded in the plastic suction mold body (5) is absorbed to realize the cooling of the molding mold, and a flow blocking plate (9) reduces the circulation rate of the cooling liquid in the heat exchange tube (8), so that the cooling efficiency of the molding mold is improved;

s2, an operator starts the electric pushing cylinder (18), the electric pushing cylinder (18) pushes the sliding rod (20) to slide along the supporting seat (19), and at the moment, the guide wheel (22) plays a good supporting and guiding role in the sliding of the sliding rod (20);

s3, in the sliding process of the sliding rod (20), the meshed driving gear (26) is pushed to rotate through the first toothed groove (25), and the driving gear (26) drives the driven gear (27) to rotate in the arc-shaped groove (29) through the transmission shaft lever (24);

s4, the driven gear (27) is meshed with the second toothed groove (35) to drive the sliding rod (30) to lift upwards along the column barrel (28), and at the moment, the positioning block (33) slides along the positioning groove (34) to improve the stability of the sliding rod (30) when the sliding rod (30) lifts along the column barrel (28);

s5, the sliding rod (30) pushes the top post rod (32) to ascend along the post groove (16) to push the top holding plate (12), the top holding plate (12) ascends to lift, hold and demold a mold formed in the plastic suction mold body (5), and when the top holding plate (12) ascends, the guide rod (13) slides along the guide groove (14), so that the stability of the lifting of the top holding plate (12) to demold the forming mold is improved.

Technical Field

The invention relates to the technical field of plastic suction molds, in particular to a plastic suction mold convenient for demolding and a demolding method thereof.

Background

The plastic suction mould is a mould used in plastic suction production, the cost is the gypsum mould, the cost is the electroplated copper mould, and the cost is the aluminum mould. The mould is drilled with small holes for vacuum adsorption of the thermalized hard rubber sheet to form a blister product.

Chinese patent No. CN109732886A discloses a plastic suction mould structure for quick demoulding and a demoulding method, comprising a mould main body; the die comprises a die body, a die head and a die head, wherein the die body is provided with an upper die and a lower die which are arranged up and down correspondingly, the top end of the lower die is provided with a cavity which is concave downwards, the lower die is provided with a plurality of movable buckles, and the movable buckles are arranged at intervals along the outer periphery of the cavity; the movable buckle is arranged on the lower die through a pivot shaft and can be arranged in a vertically rotating mode around the pivot shaft; the movable buckle is provided with an inner side section located on the inner side of the pivot shaft and an outer side section located on the outer side of the pivot shaft, a driving mechanism is arranged below the inner side section, the driving mechanism acts on the inner side section, and when the driving mechanism pulls the inner side section downwards, the outer side section is enabled to be automatically upwards tilted to realize automatic demolding synchronously.

Chinese patent No. CN112477019A relates to auto-parts technical field, specifically discloses a mould of auto-parts with being convenient for drawing of patterns and drawing of patterns method thereof, including the base, the top fixedly connected with bed die of base, the equal fixedly connected with side bearer in both sides at base top, the top fixedly connected with backup pad of side bearer, the bottom fixedly connected with compound die cylinder of backup pad. The servo motor drives the rotating shaft to rotate, the rotating shaft drives the gear to rotate, the adjusting toothed plate is driven to move upwards through the rotation of the gear, the ejector plate is driven to slide in the guide sleeve through the movement of the adjusting toothed plate, meanwhile, the ejector plate is driven to move through the movement of the ejector plate, and the transverse plate is pushed by the movement of the top plate to eject the die out for demolding.

In the prior art, when the plastic suction product is demoulded, the operation is troublesome, and the plastic suction manufacturing process effect is limited. In addition, the existing demoulding structure has the disadvantages of complex structure, high manufacturing and maintenance cost, need of resetting the elastic demoulding mechanism after each demoulding, troublesome operation and low automation and intelligence degree. Therefore, it is necessary to develop a plastic mold and a method for releasing the plastic mold.

Disclosure of Invention

The invention aims to provide a plastic suction mould convenient for demoulding and a demoulding method thereof, which are used for solving the problems that the operation is troublesome and the plastic suction process effect is limited when a plastic suction product is demoulded in the background technology. In addition, the existing demoulding structure has the problems of complex structure, high manufacturing and maintenance cost, troublesome operation and low automation and intelligent degree, and the elastic demoulding mechanism needs to be reset after each demoulding is finished.

The technical scheme of the invention is as follows: a plastic suction mould convenient for demoulding comprises a support frame and a mounting plate, wherein one end of the outer wall of the top of the mounting plate is provided with a mounting seat through a bolt, one side of the outer wall of the top of the mounting plate is provided with a supporting seat which is positioned at the same horizontal line and is distributed in an equidistant structure with the supporting seat through a bolt, the inside of the supporting seat is connected with a slide bar in a sliding way, an electric pushing cylinder in transmission connection with the slide bar is arranged on the outer wall of one side of the mounting seat through a bolt, the mounting plate is positioned on the outer wall of the top between the supporting seats and is provided with a fixed frame through a bolt, the top of the outer wall of one side of the fixed frame is movably connected with a guide wheel which is jointed with the slide bar through a rotating shaft, the outer wall of one side of the mounting plate, which is close to the fixed frame, is welded with a positioning seat, the top of the positioning seat is movably connected with a transmission shaft rod through a bearing, and two ends of the transmission shaft rod are respectively in flat key connection with a driving gear and a driven gear, and the outer wall of the top of the sliding rod, which is close to the driving gear, is provided with a first dentate groove meshed with the driving gear, one side of the top of the mounting plate, which is close to the driven gear, is provided with a column casing through a bolt, the inside of the column casing is connected with a sliding rod in a sliding manner, the outer wall of one side of the column casing, which is close to the driven gear, is provided with an arc-shaped groove, and the outer wall of one side of the sliding rod, which is close to the arc-shaped groove, is provided with a second dentate groove meshed with the driven gear.

Furthermore, the outer walls of the two sides of the column casing are provided with positioning grooves, and the outer walls of the two sides of the sliding rod are welded with positioning blocks which are connected inside the positioning grooves in a sliding mode.

Furthermore, the top end of the sliding rod is welded with a top plate, and an axis of the outer wall of the top plate is welded with a top post rod.

Further, the mounting panel passes through the bolt and installs the center department at support frame top outer wall, and all installs the base through the bolt around the support frame bottom outer wall, the anti-skidding stripe has been seted up on the bottom outer wall of base.

Furthermore, all the welding has the bracing piece around the outer wall of support frame top, and the top of bracing piece installs the plastic uptake mould body through the bolt.

Further, the heat exchange tube has been laid to the inside of plastic uptake mould body lateral wall, and the heat exchange tube is the distribution of rectangle annular structure, feed liquor pipe and drain pipe have been welded respectively to the top and the bottom of plastic uptake mould body one side outer wall, and the both ends of feed liquor pipe and drain pipe and heat exchange tube are linked together.

Furthermore, the inner side wall of the heat exchange tube is welded with spoilers distributed in an equidistant structure, and the outer wall of one side of each spoiler is provided with a plurality of through holes penetrating through the spoilers.

Further, set up the rectangular channel that is equidistant structure and distributes on the bottom inner wall of plastic suction mould body, and install sealed the pad through the bolt on the bottom inner wall of rectangular channel, the inside of rectangular channel agrees with the top and holds the board, and the axle center department of rectangular channel bottom inner wall has seted up the post groove, the post pole runs through the axle center department that the post groove welding was held the board bottom outer wall in the top.

Furthermore, the guide grooves are formed in the two ends of the center of the inner wall of the bottom of the rectangular groove, and the guide rods in sliding connection with the inner portions of the guide grooves are welded at the two ends of the center of the outer wall of the bottom of the supporting plate.

A method of demolding a plastic suction mold facilitating demolding, the method of demolding a plastic suction mold comprising the steps of:

s1, after a mold in a plastic suction mold body 5 is molded, an operator starts an infusion pump to input cooling liquid in a cooling tank into the interior of a heat exchange tube 8 through a liquid inlet tube 6, then the cooling liquid flows back to the cooling tank through a liquid outlet tube 7, the cooling liquid absorbs heat of the mold molded in the plastic suction mold body 5 when flowing along the heat exchange tube 8 to realize cooling of the molding mold, and a flow blocking plate 9 reduces the flow rate of the cooling liquid in the heat exchange tube 8 and improves the cooling efficiency of the molding mold;

s2, an operator starts the electric pushing cylinder 18, the electric pushing cylinder 18 pushes the sliding rod 20 to slide along the supporting seat 19, and at the moment, the guide wheel 22 plays a good supporting and guiding role in the sliding rod 20;

s3, in the sliding process of the sliding rod 20, the meshed driving gear 26 is pushed to rotate through the first toothed groove 25, and the driving gear 26 drives the driven gear 27 to rotate inside the arc-shaped groove 29 through the transmission shaft rod 24;

s4, the driven gear 27 is meshed with the second toothed groove 35 to drive the sliding rod 30 to lift upwards along the column casing 28, and at the moment, the positioning block 33 slides along the positioning groove 34 to improve the stability of the sliding rod 30 when the sliding rod 30 lifts along the column casing 28;

s5, the sliding rod 30 pushes the top post rod 32 to ascend along the post groove 16 to push the top holding plate 12, the top holding plate 12 ascends to lift, hold and demold a mold formed in the molding die body 5, and the guide rod 13 slides along the guide groove 14 when the top holding plate 12 ascends, so that the stability of the top holding plate 12 when the top holding plate 12 ascends to demold the molding die is improved.

The invention provides a plastic suction mould convenient for demoulding and a demoulding method thereof by improving, compared with the prior art, the invention has the following improvements and advantages:

(1) according to the invention, through the arranged electric pushing cylinder, the electric pushing cylinder pushes the sliding rod to slide along the supporting seat, at the moment, the guide wheel plays a good supporting and guiding role on the sliding rod during sliding, the sliding rod pushes the meshed driving gear to rotate through the first toothed groove in the sliding process, the driving gear drives the driven gear to rotate inside the arc-shaped groove through the transmission shaft, the driven gear is meshed with the second toothed groove to drive the sliding rod to lift upwards along the column barrel, at the moment, the positioning block slides along the positioning groove to improve the stability of the sliding rod when the sliding rod rises along the column barrel, the sliding rod pushes the ejection rod to rise along the column barrel to push the ejection plate, the ejection plate rises to eject to the mold formed in the injection mold body, and the guide rod slides along the guide groove when the ejection plate rises to improve the stability of the ejection plate when the ejection mold is ejected.

(2) The cooling device can cool the molding die body, the liquid conveying pump conveys cooling liquid in the cooling tank into the heat exchange tube through the liquid inlet tube, then the cooling liquid flows back to the cooling tank through the liquid outlet tube, the cooling liquid absorbs heat of a die formed in the molding die body when flowing along the heat exchange tube to cool the molding die, the flow blocking plate reduces the circulation rate of the cooling liquid in the heat exchange tube, and the cooling efficiency of the molding die is improved.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a view showing the construction of a heat exchange tube of the present invention;

FIG. 3 is a view of the rectangular slot configuration of the present invention;

FIG. 4 is a structural view of the stand of the present invention;

FIG. 5 is a mounting plate construction of the present invention;

fig. 6 is a structural view of a column of the present invention.

Description of reference numerals:

the plastic suction mould comprises a support frame 1, a base 2, a mounting plate 3, a support rod 4, a plastic suction mould body 5, a liquid inlet pipe 6, a liquid outlet pipe 7, a heat exchange pipe 8, a flow baffle 9, a through hole 10, a rectangular groove 11, a top holding plate 12, a guide rod 13, a guide groove 14, a sealing gasket 15, a column groove 16, a mounting seat 17, an electric pushing cylinder 18, a support seat 19, a slide rod 20, a fixing frame 21, a guide wheel 22, a positioning seat 23, a transmission shaft rod 24, a first toothed groove 25, a driving gear 26, a driven gear 27, a column cylinder 28, an arc-shaped groove 29, a slide rod 30, a top plate 31, a column ejection rod 32, a positioning block 33, a positioning groove 34 and a second toothed groove 35.

Detailed Description

The present invention will be described in detail below with reference to fig. 1 to 6, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a plastic suction mould convenient for demoulding and a demoulding method thereof by improvement, as shown in figure 1-figure 6, the plastic suction mould convenient for demoulding comprises a support frame 1 and a mounting plate 3, one end of the outer wall of the top of the mounting plate 3 is provided with a mounting seat 17 by a bolt, one side of the outer wall of the top of the mounting plate 3 is provided with a supporting seat 19 which is in the same horizontal line and is distributed in an equidistant structure by the bolt, the inside of the supporting seat 19 is connected with a slide rod 20 in a sliding way, the outer wall of one side of the mounting seat 17 is provided with an electric pushing cylinder 18 which is in transmission connection with the slide rod 20 by a bolt, the outer wall of the top of the mounting plate 3 positioned between the supporting seats 19 is provided with a fixing frame 21 by a bolt, the top of the outer wall of one side of the fixing frame 21 is movably connected with a guide wheel 22 which is jointed with the slide rod 20 by a rotating shaft, the outer wall of one side of the mounting plate 3 close to the fixing frame 21 is welded with a positioning seat 23, the top of the positioning seat 23 is movably connected with a transmission shaft lever 24 through a bearing, two ends of the transmission shaft lever 24 are respectively connected with a driving gear 26 and a driven gear 27 through flat keys, a first toothed groove 25 meshed with the driving gear 26 is formed in the outer wall of the top, close to the driving gear 26, of the sliding rod 20, a column 28 is installed on one side, close to the driven gear 27, of the top of the mounting plate 3 through a bolt, the inside of the column 28 is connected with a sliding rod 30 in a sliding mode, an arc-shaped groove 29 is formed in the outer wall of one side, close to the driven gear 27, of the column 28, a second toothed groove 35 meshed with the driven gear 27 is formed in the outer wall of one side, close to the arc-shaped groove 29, of the sliding rod 30, the electric pushing cylinder 18 pushes the sliding rod 20 to slide along the supporting seat 19, and at the moment, the guide wheel 22 plays a good supporting and guiding role in sliding the sliding rod 20; the slide bar 20 pushes the engaged driving gear 26 to rotate through the first toothed slot 25 during sliding, and the driving gear 26 drives the driven gear 27 to rotate inside the arc-shaped slot 29 through the transmission shaft lever 24; the driven gear 27 engages the second toothed groove 35 to lift the slide rod 30 up along the column tube 28.

Further, all seted up constant head tank 34 on the both sides outer wall of column casing 28, and the welding has the locating piece 33 of sliding connection in constant head tank 34 inside on the both sides outer wall of slide bar 30, and locating piece 33 slides along constant head tank 34, and then has promoted the stability of slide bar 30 when sliding along column casing 28.

Further, a top plate 31 is welded to the top end of the sliding rod 30, and a top post rod 32 is welded to the axis of the outer wall of the top plate 31.

Further, the mounting plate 3 is installed at the center of the outer wall of the top of the support frame 1 through bolts, the base 2 is installed on the outer wall of the bottom of the support frame 1 through bolts, anti-slip stripes are arranged on the outer wall of the bottom of the base 2, the base 2 plays a good supporting role in the support frame 1, and the stability of the support frame 1 is improved.

Further, all weld all around of 1 top outer wall of support frame has bracing piece 4, and the top of bracing piece 4 installs plastic suction mould body 5 through the bolt, and bracing piece 4 can play fine supporting role to plastic suction mould body 5, and then has promoted the stability of plastic suction mould body 5 in the plastic suction machining.

Further, heat exchange tube 8 has been laid to the inside of 5 lateral walls of plastic suction mould body, and heat exchange tube 8 is the distribution of rectangle annular structure, feed liquor pipe 6 and drain pipe 7 have been welded respectively to the top and the bottom of 5 one side outer walls of plastic suction mould body, and feed liquor pipe 6 and drain pipe 7 are linked together with the both ends of heat exchange tube 8, the transfer pump is with the inside of the coolant liquid through 6 input heat exchange tubes 8 of feed liquor pipe in the cooling tank, then the coolant liquid flows back to the cooling tank through drain pipe 7, the cooling liquid absorbs the cooling that realizes forming die along absorbing the fashioned mould heat in the plastic suction mould body 5 when heat exchange tube 8 flows.

Further, the inner side wall of the heat exchange tube 8 is welded with the spoilers 9 which are distributed in an equidistant structure, a plurality of through holes 10 which penetrate through the spoilers 9 are formed in the outer wall of one side of each spoiler 9, the spoilers 9 reduce the circulation rate of cooling liquid in the heat exchange tube 8, and the cooling efficiency of the forming die is improved.

Further, the rectangular groove 11 that is equidistant structure and distributes is seted up on the bottom inner wall of plastic suction mould body 5, and install sealed pad 15 through the bolt on the bottom inner wall of rectangular groove 11, the inside of rectangular groove 11 agrees with and holds board 12, and the axle center department of rectangular groove 11 bottom inner wall has seted up post groove 16, the fore-set pole 32 runs through the axle center department of post groove 16 welding at the outer wall of fore-set board 12 bottom, can promote when the fore-set pole 32 rises and hold board 12 and shift out rectangular groove 11 and carry out the top and hold the drawing of patterns to the forming die in the plastic suction mould body 5, and sealed pad 15 has promoted leakproofness and the steadiness when holding board 12 agrees with inside rectangular groove 11.

Further, guide grooves 14 have been all seted up at the both ends of 11 bottom inner walls centers of rectangular channel department, and the both ends welding of 12 bottom outer walls centers of top holding plate has guide bar 13 at the inside of guide grooves 14 of sliding connection, and guide bar 13 slides along guide grooves 14, and what make top holding plate 12 rise can be more stable.

A method for demolding a plastic suction mold convenient to demold comprises the following steps:

s1, after a mold in a plastic suction mold body 5 is molded, an operator starts an infusion pump to input cooling liquid in a cooling tank into the interior of a heat exchange tube 8 through a liquid inlet tube 6, then the cooling liquid flows back to the cooling tank through a liquid outlet tube 7, the cooling liquid absorbs heat of the mold molded in the plastic suction mold body 5 when flowing along the heat exchange tube 8 to realize cooling of the molding mold, and a flow blocking plate 9 reduces the flow rate of the cooling liquid in the heat exchange tube 8 and improves the cooling efficiency of the molding mold;

s2, an operator starts the electric pushing cylinder 18, the electric pushing cylinder 18 pushes the sliding rod 20 to slide along the supporting seat 19, and at the moment, the guide wheel 22 plays a good supporting and guiding role in the sliding rod 20;

s3, in the sliding process of the sliding rod 20, the meshed driving gear 26 is pushed to rotate through the first toothed groove 25, and the driving gear 26 drives the driven gear 27 to rotate inside the arc-shaped groove 29 through the transmission shaft rod 24;

s4, the driven gear 27 is meshed with the second toothed groove 35 to drive the sliding rod 30 to lift upwards along the column casing 28, and at the moment, the positioning block 33 slides along the positioning groove 34 to improve the stability of the sliding rod 30 when the sliding rod 30 lifts along the column casing 28;

s5, the sliding rod 30 pushes the top post rod 32 to ascend along the post groove 16 to push the top holding plate 12, the top holding plate 12 ascends to lift, hold and demold a mold formed in the molding die body 5, and the guide rod 13 slides along the guide groove 14 when the top holding plate 12 ascends, so that the stability of the top holding plate 12 when the top holding plate 12 ascends to demold the molding die is improved.

The working principle of the invention is as follows: when the plastic suction mould convenient for demoulding and the demoulding method thereof are used, after the mould in the plastic suction mould body 5 is formed, an operator starts the infusion pump to input cooling liquid in the cooling tank into the interior of the heat exchange tube 8 through the liquid inlet tube 6, then the cooling liquid flows back to the cooling tank through the liquid outlet tube 7, when the cooling liquid flows along the heat exchange tube 8, the heat of the mould formed in the plastic suction mould body 5 is absorbed to realize the cooling of the forming mould, the flow baffle 9 reduces the circulation rate of the cooling liquid in the heat exchange tube 8, and the cooling efficiency of the forming mould is improved; then the operator starts the electric pushing cylinder 18, the electric pushing cylinder 18 pushes the sliding rod 20 to slide along the supporting seat 19, and at the moment, the guide wheel 22 plays a good role in supporting and guiding the sliding rod 20 during sliding; the slide bar 20 pushes the engaged driving gear 26 to rotate through the first toothed slot 25 during sliding, and the driving gear 26 drives the driven gear 27 to rotate inside the arc-shaped slot 29 through the transmission shaft lever 24; the driven gear 27 is meshed with the second toothed groove 35 to drive the sliding rod 30 to lift upwards along the column casing 28, and at the moment, the positioning block 33 slides along the positioning groove 34 to improve the stability of the sliding rod 30 when the sliding rod 30 lifts along the column casing 28; the sliding rod 30 pushes the top post rod 32 to ascend along the post groove 16 to push the top holding plate 12, the top holding plate 12 ascends to lift and hold a mold formed in the suction mold body 5 for demolding, and the guide rod 13 slides along the guide groove 14 when the top holding plate 12 ascends, so that the stability of the top holding plate 12 when the top holding plate 12 ascends for demolding of the forming mold is improved.

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.