CN113524534B

CN113524534B - Plastic mould shedder

Info

Publication number: CN113524534B
Application number: CN202111083323.8A
Authority: CN
Inventors: 庞勇
Original assignee: Nantong Zhongxiang Mould Technology Co Ltd
Current assignee: Nantong Zhongxiang Mould Technology Co Ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2021-12-03
Anticipated expiration: 2041-09-16
Also published as: CN113524534A

Abstract

The invention relates to the field of plastic product production, in particular to a plastic mold demoulding device, which comprises a supporting base, a fixing module and a material sucking module, wherein the fixing module is arranged on the upper end surface of the supporting base, the material sucking module is arranged above the fixing module, and the material sucking module is arranged on the supporting base. a: when the existing large plastic plate is demoulded, a hard object is usually inserted into a joint surface of the plastic plate and a mould, and then the plastic plate is pried, so that the demoulding efficiency is low and the grinding tool is easily damaged; b: the plastic board lateral wall can seriously adhere with the mould at the in-process of production of current bold plastic board to easily lead to the manual work to cause the damage to the plastic board when drawing of patterns to the plastic board, make the unable normal use of plastic board, and then increased manufacturing cost.

Description

Plastic mould shedder

Technical Field

The invention relates to the field of plastic product production, in particular to a plastic mold demoulding device.

Background

The plastic product is a product using plastic as a raw material, such as a plastic plate, a plastic cylinder and the like, a plastic mold is required to be used when the existing plastic product is produced, the plastic mold is a short name of a combined mold for compression molding, extrusion molding, injection, blow molding and low-foaming molding, and the plastic mold mainly comprises a female mold with a variable cavity and composed of a female mold combined substrate, a female mold component and a female mold combined clamping plate, and a male mold with a variable core and composed of a male mold combined substrate, a male mold component, a male mold combined clamping plate, a cavity cut-off component and a side cut-off combined plate.

The plastic plate as a plastic product can be produced into shapes such as round, rectangular, arc and the like, but the existing round plastic plate with a larger area is usually adhered to a mold when a plastic mold is used for production, the mold needs to be manually taken down for manual demolding, and further, certain defects are often existed when manual demolding separation is carried out.

The prior large plastic plate has the following problems in demoulding: a: when the existing large plastic plate is demoulded, a hard object is usually inserted into a joint surface of the plastic plate and a mould, and then the plastic plate is pried, so that the demoulding efficiency is low and the grinding tool is easily damaged; b: the plastic board lateral wall can seriously adhere with the mould at the in-process of production of current bold plastic board to easily lead to the manual work to cause the damage to the plastic board when drawing of patterns to the plastic board, make the unable normal use of plastic board, and then increased manufacturing cost.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a plastic mold releasing device.

The utility model provides a plastic mould shedder, is including supporting base, fixed module and inhaling the material module, support the base up end and seted up and slide spout A, support base up end bilateral symmetry and seted up connection slot B, support the base up end and install fixed module, the fixed module top is provided with inhales the material module, inhales the material module and installs on supporting the base, wherein:

the fixed module comprises a driving motor, a placing seat, a rotating slide block, a connecting slide block, an outer sheath, a fixed plate and a connecting rod, the driving motor is fixedly installed on the lower end face of a supporting base, the placing seat is installed on an output shaft of the driving motor and is positioned on the upper end face of the supporting base, the rotating slide block which is matched with the sliding chute A for use is evenly installed on the lower end face of the placing seat along the circumferential direction, an annular chute C is arranged on the upper end face of the placing seat, the outer sheath is installed on the upper end face of the placing seat, the connecting slide block which is matched with the annular chute C for use is evenly installed on the lower end face of the outer sheath along the circumferential direction, the fixed plate is symmetrically installed on the left end face and the right end face of the outer sheath, the connecting rod which is matched with the connecting slot B for use is installed on the fixed plate in a threaded connection mode, during work, a mold provided with a plastic plate is manually placed into the placing seat, and then the connecting rod passes through the fixed plate and is connected with the connecting slot B together, and fixing the outer sheath, and then taking out the plastic plate under the action of the material suction module, thereby finishing the plastic plate taking operation.

The material suction module comprises a connecting support plate, an upper cover plate, a movable air cylinder, a connecting base plate, a sliding T-shaped rod, a reset spring, an air suction pump and a material suction pressing plate, the connecting support plate is installed on the rear side of the upper end face of the supporting base, the upper cover plate is installed on the upper end face of the connecting support plate, sliding through holes D are evenly formed in the upper cover plate along the circumferential direction, the movable air cylinder is installed on the upper end face of the upper cover plate, the connecting base plate is installed on the output end of the movable air cylinder, the sliding T-shaped rods which are matched with the sliding through holes D for use are evenly installed on the upper end face of the connecting base plate along the circumferential direction, the top end of each sliding T-shaped rod is connected with the upper cover plate through the reset spring, the air suction pump is installed on the lower end face of the connecting base plate, the output end of the air suction pump is connected with the material suction pressing plate, the material pressing plate is positioned right above the placing seat, and after the mold provided with the plastic plate is fixed during operation, under the action of the movable air cylinder, drive connection substrate downstream, make to inhale the material clamp plate and lean on the plastic board surface, and the separation shovel piece on the connection substrate inserts the faying face to plastic board and mould, later under driving motor's effect, the drive is placed the seat and is rotated, it rotates to place seat drive mould, and under the effect of separation shovel piece, make plastic board and mould separation, then the outer canning of manual drive is fixed the mould lateral wall, later inhale the material clamp plate under the effect of aspiration pump, hold the plastic board, it drives connection substrate up-motion to remove the gas pole at last, thereby pull and inhale the material and inhale the board up-motion, with the plastic board suction, make its and mould separation, and then accomplish the plastic board and take out the operation.

As a preferred technical solution of the present invention, a magnetic attraction plate is fixedly mounted on the upper end surface of the placing seat.

According to a preferred technical scheme, a rotary sunk groove E is formed in the upper end face of the outer package sleeve, threads are arranged on the end face, away from the center of the placing seat, of the rotary sunk groove E, inner clamping pieces are evenly arranged on the inner side wall of the outer package sleeve in a sliding mode along the circumferential direction of the outer package sleeve, an extrusion arc block is arranged on the end face, away from the center of the placing seat, of the inner clamping pieces, a pushing sleeve is arranged on one side, away from the center of the placing seat, of the extrusion arc block, the pushing sleeve is arranged inside the rotary sunk groove E in a threaded connection mode, and rotary handles are symmetrically arranged on the upper end face of the pushing sleeve.

As a preferred technical scheme of the invention, the pushing sleeve is of a circular structure, pushing convex plates are uniformly arranged on the inner wall of the pushing sleeve along the circumferential direction, the pushing convex plates abut against the extruding arc blocks, and a threaded sleeve matched with the rotary sinking groove E for use is arranged on the outer side wall of the pushing sleeve.

As a preferred technical scheme of the invention, the side wall of the connecting substrate is uniformly provided with a separating substrate along the circumferential direction, the separating substrate is provided with a separating shovel sheet in a vertical sliding mode, the upper end of the separating shovel sheet is abutted against a feed screw rod, the feed screw rod is arranged on the separating substrate in a threaded connection mode, the lower end face of the separating substrate is provided with an abutting plate in a sliding connection mode, the end face of the abutting plate close to the outer sheath is uniformly provided with spherical balls, the abutting plate and the separating substrate are connected through a pushing spring, the upper end face of the connecting substrate is fixedly provided with a blowing pump, the gas transmission end of the blowing pump is provided with a shunting block, the shunting block is arranged on the lower end face of the connecting substrate, the shunting block is provided with a gas guide hose, the gas guide hose is connected with the separating shovel sheet, and the gas guide hose is of a spiral structure.

As a preferred technical scheme of the invention, the section of the separation shovel sheet is of a T-shaped structure, the side edge of the separation shovel sheet is obliquely arranged, the lower end of the separation shovel sheet is of a spherical structure, the separation shovel sheet is hollow, the upper end of the separation shovel sheet is provided with a connecting hole G, the connecting hole G is connected with an air guide hose, the side wall of the separation shovel sheet is uniformly provided with air blowing inclined holes from top to bottom, and air outlets of the air blowing inclined holes are inclined downwards.

As a preferred technical scheme of the invention, the material sucking pressure plate is provided with an air suction groove F which is connected with the output end of an air suction pump, the lower end surface of the material sucking pressure plate is uniformly provided with air pipes which are communicated with the air suction groove F, and the lower end surface of each air pipe is provided with a material sucking sucker.

As a preferred technical scheme of the invention, the material sucking suckers are arranged on the lower end face of the material sucking pressing plate in a matrix manner.

The invention has the following advantages: 1. according to the invention, the material sucking module is designed, the separating shovel sheet is inserted into the joint surface of the plastic plate and the mold, then the mold is driven to rotate under the action of the placing seat, the side wall of the plastic plate is separated from the mold under the action of the separating shovel sheet, then the plastic plate is sucked under the action of the material sucking pressing plate, and the plastic plate is driven to be separated from the mold under the action of the moving cylinder, so that the situation that the surface of the plastic plate is damaged when the plastic plate is manually demolded in a prying mode is further avoided, and the production cost is increased.

2. According to the invention, the fixing module is designed, the material sucking pressure plate sucks the upper surface of the plastic plate, the plastic plate is pulled to move upwards under the action of the moving cylinder, the mold is fixed under the action of the placing seat and the outer sheath, the condition of mold damage during manual demolding is further avoided, the demolding mode is convenient and fast, and the workload of staff is reduced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a front view of the present invention.

Figure 3 is an exploded view of the support base, standing seat and outer wrap of the present invention.

Fig. 4 is a schematic view of the construction of the outer wrap of the present invention.

Fig. 5 is a schematic structural view of the connection substrate of the present invention.

Fig. 6 is a schematic structural view of the separating blade of the present invention.

Fig. 7 is a front cross-sectional view of the suction platen of the present invention.

Fig. 8 is a schematic layout of the suction cup of the present invention.

Fig. 9 is a front view of fig. 5 of the present invention.

In the figure: 1. a support base; 2. a fixed module; 3. a material suction module; 4. a sliding chute A; 5. a connecting slot B; 21. a drive motor; 22. a placing seat; 23. rotating the slide block; 24. connecting the sliding block; 25. an outer sheath; 26. a fixing plate; 27. a connecting rod; 28. an annular chute C; 31. connecting the support plate; 32. an upper cover plate; 33. a moving cylinder; 34. connecting the substrates; 35. sliding the T-bar; 36. a return spring; 37. a getter pump; 38. a material sucking and pressing plate; 39. a sliding via hole D; 221. a magnetic attraction plate; 251. rotating the sinking groove E; 252. an inner clip; 253. extruding the arc block; 254. pushing the sleeve; 255. rotating the grip; 2541. pushing the convex plate; 2542. a threaded sleeve; 341. separating the substrate; 342. separating the shovel sheet; 343. a feed screw; 344. a backup plate; 345. a spherical ball; 346. pushing the spring; 347. an air blower; 348. a shunting block; 349. an air guide hose; 3421. a connecting hole G; 3422. an air blowing inclined hole; 381. a suction groove F; 382. a breather pipe; 383. and (4) a material sucking disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

Referring to fig. 1 to 9, a plastic mold shedder, including supporting base 1, fixed module 2 and inhaling material module 3, support 1 up end of base and seted up and slide spout A4, support 1 up end bilateral symmetry and seted up connection slot B5, support 1 up end of base and install fixed module 2, fixed module 2 top is provided with inhales material module 3, inhales material module 3 and installs on supporting base 1.

Referring to fig. 1 to 3, the fixed module 2 includes a driving motor 21, a placing seat 22, a rotating slider 23, a connecting slider 24, an outer sheath 25, a fixed plate 26 and a connecting rod 27, the driving motor 21 is fixedly installed on the lower end surface of the supporting base 1, the placing seat 22 is installed on the output shaft of the driving motor 21, the placing seat 22 is located on the upper end surface of the supporting base 1, a magnetic attraction plate 221 is fixedly installed on the upper end surface of the placing seat 22, the rotating slider 23 used in cooperation with a sliding chute a4 is uniformly installed on the lower end surface of the placing seat 22 along the circumferential direction, an annular chute C28 is installed on the upper end surface of the placing seat 22, the outer sheath 25 is installed on the upper end surface of the placing seat 22, the connecting sliders 24 used in cooperation with the annular chute C28 are uniformly installed on the lower end surface of the outer sheath 25 along the circumferential direction, the fixed plate 26 is symmetrically installed on the left and right end surfaces of the outer sheath 25, the connecting rod 27 used in cooperation with a connecting slot B5 is installed on the fixed plate 26 in a threaded connection manner, during specific work, the manual work is to place the mould that needs to carry out the plastic board separation on placing the seat 22, and because of the mould of production plastic board constitutes for metal, the magnetic attraction board 221 on placing the seat 22 can hold the mould under the effect of magnetic force to accomplish the fixed operation of placing of plastic mould.

Referring to fig. 3 and 4, a rotary sinking groove E251 is formed in the upper end surface of the outer sheath 25, a thread is arranged on the end surface of the rotary sinking groove E251 away from the center of the placing seat 22, an inner clamping piece 252 is uniformly arranged on the inner side wall of the outer sheath 25 along the circumferential direction thereof in a sliding manner, an extrusion arc piece 253 is arranged on the end surface of the inner clamping piece 252 away from the center of the placing seat 22, a pushing sleeve 254 is arranged on one side of the extrusion arc piece 253 away from the center of the placing seat 22, the pushing sleeve 254 is arranged inside the rotary sinking groove E251 in a threaded connection manner, the pushing sleeve 254 is of an annular structure, a pushing convex plate 2541 is uniformly arranged on the inner wall of the pushing sleeve 254 along the circumferential direction, the pushing convex plate 2541 abuts against the extrusion arc piece 253, a threaded sleeve 2542 which is matched with the rotary sinking groove E251 for use is arranged on the outer side wall of the pushing sleeve 254, and a rotary handle 255 is symmetrically arranged on the upper end surface of the pushing sleeve 254.

Referring to fig. 1, 2, 5, 6 and 9, the material suction module 3 includes a connection support plate 31, an upper cover plate 32, a moving cylinder 33, a connection base plate 34, a sliding T-bar 35, a return spring 36, a suction pump 37 and a material suction pressing plate 38, the connection support plate 31 is installed on the rear side of the upper end surface of the support base 1, the upper cover plate 32 is installed on the upper end surface of the connection support plate 31, sliding through holes D39 are uniformly formed in the upper cover plate 32 along the circumferential direction, the moving cylinder 33 is installed on the upper end surface of the upper cover plate 32, the connection base plate 34 is installed on the output end of the moving cylinder 33, separation base plates 341 are uniformly installed on the side walls of the connection base plate 34 along the circumferential direction, separation shovels 342 are installed on the separation base plates 341 in a vertical sliding manner, the cross section of the separation shovels 342 is a T-shaped structure, the side edges of the separation shovels 342 are obliquely arranged, the lower ends of the separation shovels 342 are spherical structure, the separation shovels 342 are hollow, the upper end of the separation shovel piece 342 is provided with a connecting hole G3421, the connecting hole G3421 is connected with an air guide hose 349, the side wall of the separation shovel piece 342 is uniformly provided with an inclined blowing hole 3422 from top to bottom, the air outlet of the inclined blowing hole 3422 is inclined downwards, the upper end of the separation shovel piece 342 is abutted against a feed screw 343, the feed screw 343 is mounted on the separation base plate 341 in a threaded connection manner, the lower end face of the separation base plate 341 is mounted with an abutting plate 344 in a sliding connection manner, the end face of the abutting plate 344 close to the outer sheath 25 is uniformly mounted with a spherical ball 345, the abutting plate 344 is connected with the separation base plate 341 through a pushing spring 346, the upper end face of the connection base plate 34 is fixedly mounted with an air blowing pump 347, the air delivery end of the air blowing pump 347 is mounted with a flow dividing block 348, the flow dividing block 348 is mounted on the lower end face of the connection base plate 34, the air guide hose 349 is mounted on the flow dividing block 348, and the air guide hose 349 is connected with the separation shovel piece 342, the air guide hose 349 is of a spiral structure, the upper end face of the connecting substrate 34 is uniformly provided with a sliding T rod 35 matched with the sliding through hole D39 for use along the circumferential direction, the top end of the sliding T rod 35 is connected with the upper cover plate 32 through a return spring 36, the lower end face of the connecting substrate 34 is provided with a suction pump 37, the output end of the suction pump 37 is connected with a material suction pressing plate 38, the material suction pressing plate 38 is positioned right above the placing seat 22, during specific work, after the fixing operation of the plastic mold is completed, under the action of the moving cylinder 33, the connecting substrate 34 moves downwards and drives the material suction pressing plate 38 to be attached to the upper surface of the plastic plate, when the connecting substrate 34 moves downwards, the sliding T rod 35 slides in the sliding through hole D39 on the upper cover plate 32, the stability of the downward movement of the connecting substrate 34 is ensured, and meanwhile, the separating shovel 342 on the connecting substrate 34 is driven to be inserted into the joint face of the plastic plate and the mold, under the action of the pushing spring 346, the abutting plate 344 abuts against the outer surface of the outer sheath 25, then the feeding screw 343 is manually screwed, the separation blade 342 is extruded to move downwards, the depth of the separation blade 342 inserted between the plastic plate and the mold is increased, then the placing base 22 is driven to rotate under the action of the driving motor 21, further the plastic mold is driven to rotate, the air blowing pump 347 works while the placing base 22 rotates, air is blown into the separation blade 342 through the air guide hose 349, when the separation blade 342 separates the plastic plate from the mold side wall, the air flow blown out from the inclined air blowing holes 3422 on the separation blade 342 can accelerate the cooling of the plastic plate, and because the air outlet of the inclined air blowing holes 3422 inclines downwards, when the plastic plate and the mold side wall are completely separated, the inclined air blowing holes 3422 continue to blow downwards, an upward thrust is provided for the separated plastic plate, and the separation effect of the plastic plate is further improved, then, the rotating handle 255 is manually grasped to drive the pushing sleeve 254 to rotate, the pushing sleeve 254 is driven to move downwards, the extruding convex plate 2541 is further used for extruding the extruding arc block 253, so that the inner clamping piece 252 fixes the surface of the mold, then the sucking material pressing plate 38 is used for sucking the upper surface of the plastic plate under the action of the air suction pump 37, then the plastic plate is driven to move upwards under the action of the moving cylinder 33, so that the plastic plate is separated from the mold, and then the demolding operation of the plastic plate is completed.

Referring to fig. 7 and 8, an air suction groove F381 is formed in the material suction pressing plate 38, the air suction groove F381 is connected with an output end of the air suction pump 37, air pipes 382 are uniformly arranged on a lower end face of the material suction pressing plate 38, the air pipes 382 are communicated with the air suction groove F381, material suction suckers 383 are mounted on the lower end face of the air pipes 382, the material suction suckers 383 are arranged in a matrix on the lower end face of the material suction pressing plate 38, during specific work, the material suction pressing plate 38 abuts against an upper surface of a plastic plate under the action of the moving cylinder 33, then air between the material suction suckers 383 and the plastic plate is sucked away under the action of the air suction pump 37, the plastic plate is sucked, and the stability and firmness of the plastic plate sucked by the material suction pressing plate 38 are enhanced due to the fact that the material suction suckers 383 are arranged in a matrix on the lower end face of the material suction pressing plate 38.

When in work: s1, manually placing a mold needing to be subjected to plastic plate separation on a placing seat 22, and sucking the mold by a magnetic suction plate 221 on the placing seat 22 under the action of magnetic force, so that the plastic mold is fixed and placed.

S2, after the fixing operation of the plastic mold is completed, under the action of the moving cylinder 33, the connecting base plate 34 moves downwards and drives the material suction pressing plate 38 to be attached to the upper surface of the plastic plate, meanwhile, the separating shovel piece 342 on the connecting base plate 34 is driven to be inserted into a joint surface of the plastic plate and the mold, under the action of the pushing spring 346, the abutting plate 344 abuts against the side surface of the outer sheath 25, then the feeding screw 343 is manually screwed, the separating shovel piece 342 is extruded to move downwards, the depth of the separating shovel piece 342 inserted between the plastic plate and the mold is increased, the separating shovel piece 342 is made to contact with the bottom surface of the mold, then under the action of the driving motor 21, the placing base 22 is driven to rotate, the plastic mold is driven to rotate, and under the action of the separating shovel piece 342, the side wall of the plastic plate is made to be separated from the inner wall of the mold.

S3, after the lateral wall of plastic board and mould separation, artifical seizure rotates handle 255 and drives and push away the cover 254 and rotate, drive and push away cover 254 downstream, and then extrude extrusion arc piece 253 through pushing away extrusion flange 2541, make interior clamping piece 252 fix the mould surface, later make to inhale the material clamp plate 38 and hold the upper surface of plastic board under the effect of aspirator pump 37, later under the effect of removal cylinder 33, drive the plastic board upward movement, make plastic board and mould separate, and then accomplish the operation of plastic board drawing of patterns.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastic mould shedder, includes support base (1), fixed module (2) and inhales material module (3), its characterized in that: the material suction device is characterized in that a sliding chute A (4) is formed in the upper end face of the supporting base (1), connecting slots B (5) are formed in the upper end face of the supporting base (1) in a bilateral symmetry mode, a fixing module (2) is installed on the upper end face of the supporting base (1), a material suction module (3) is arranged above the fixing module (2), and the material suction module (3) is installed on the supporting base (1);

the fixed module (2) comprises a driving motor (21), a placing seat (22), a rotating slide block (23), a connecting slide block (24), an outer sheath (25), a fixed plate (26) and a connecting rod (27), wherein the driving motor (21) is fixedly installed on the lower end face of the supporting base (1), the placing seat (22) is installed on an output shaft of the driving motor (21), the placing seat (22) is located on the upper end face of the supporting base (1), the rotating slide block (23) which is matched with the sliding chute A (4) for use is evenly installed on the lower end face of the placing seat (22) along the circumferential direction, an annular chute C (28) is formed in the upper end face of the placing seat (22), the outer sheath (25) is installed on the upper end face of the placing seat (22), the connecting slide block (24) which is matched with the annular chute C (28) for use is evenly installed on the lower end face of the outer sheath (25) along the circumferential direction, the fixed plate (26) is symmetrically installed on the left and right end faces of the outer sheath (25), a connecting rod (27) which is matched with the connecting slot B (5) for use is arranged on the fixing plate (26) in a threaded connection mode;

the material suction module (3) comprises a connecting support plate (31), an upper cover plate (32), a movable cylinder (33), a connecting base plate (34), a sliding T rod (35), a reset spring (36), a suction pump (37) and a material suction pressing plate (38), the connecting support plate (31) is installed on the rear side of the upper end face of the supporting base (1), the upper cover plate (32) is installed on the upper end face of the connecting support plate (31), sliding through holes D (39) are evenly formed in the upper end face of the upper cover plate (32) along the circumferential direction, the movable cylinder (33) is installed on the upper end face of the upper cover plate (32), the connecting base plate (34) is installed on the output end of the movable cylinder (33), the sliding T rod (35) which is matched with the sliding through holes D (39) in use is evenly installed on the upper end face of the connecting base plate (34) along the circumferential direction, the top end of the sliding T rod (35) is connected with the upper cover plate (32) through the reset spring (36), an air suction pump (37) is installed on the lower end face of the connecting base plate (34), the output end of the air suction pump (37) is connected with a material suction pressing plate (38), and the material suction pressing plate (38) is located right above the placing base (22);

a rotary sinking groove E (251) is formed in the upper end face of the outer sheath (25), threads are arranged on the end face, away from the center of the placing seat (22), of the rotary sinking groove E (251), inner clamping pieces (252) are uniformly arranged on the inner side wall of the outer sheath (25) in a sliding mode along the circumferential direction of the inner side wall, an extrusion arc block (253) is arranged on the end face, away from the center of the placing seat (22), of the inner clamping piece (252), a pushing sleeve (254) is arranged on one side, away from the center of the placing seat (22), of the extrusion arc block (253), the pushing sleeve (254) is arranged inside the rotary sinking groove E (251) in a threaded connection mode, and a rotary handle (255) is symmetrically arranged on the upper end face of the pushing sleeve (254);

the pushing sleeve (254) is of a circular ring structure, a pushing convex plate (2541) is uniformly arranged on the inner wall of the pushing sleeve (254) along the circumferential direction, the pushing convex plate (2541) abuts against the extrusion arc block (253), and a threaded sleeve (2542) which is matched with the rotary sinking groove E (251) for use is arranged on the outer side wall of the pushing sleeve (254).

2. The plastic mold release device of claim 1, wherein: a magnetic suction plate (221) is fixedly arranged on the upper end surface of the placing seat (22).

3. The plastic mold release device of claim 1, wherein: the separation base plate (341) is uniformly arranged on the side wall of the connection base plate (34) along the circumferential direction, the separation base plate (341) is provided with a separation shovel piece (342) in a vertically sliding mode, the upper end of the separation shovel piece (342) is abutted against a feed screw (343), the feed screw (343) is arranged on the separation base plate (341) in a threaded connection mode, the lower end face of the separation base plate (341) is provided with an abutting plate (344) in a sliding connection mode, the end face, close to the outer sheath (25), of the abutting plate (344) is uniformly provided with spherical balls (345), the abutting plate (344) and the separation base plate (341) are connected through a pushing spring (346), the upper end face of the connection base plate (34) is fixedly provided with a blowing pump (347), the gas transmission end of the blowing pump (347) is provided with a flow distribution block (348), the flow distribution block (348) is arranged on the lower end face of the connection base plate (34), and a gas guide hose (349) is arranged on the flow distribution block (348), the air guide hose (349) is connected with the separation shovel blade (342), and the air guide hose (349) is of a spiral structure.

4. The plastic mold release device of claim 3, wherein: the cross section of the separation shovel piece (342) is of a T-shaped structure, the side edge of the separation shovel piece (342) is obliquely arranged, the lower end of the separation shovel piece (342) is of a spherical structure, the separation shovel piece (342) is hollow, a connecting hole G (3421) is formed in the upper end of the separation shovel piece (342), the connecting hole G (3421) is connected with an air guide hose (349), air blowing inclined holes (3422) are uniformly formed in the side wall of the separation shovel piece (342) from top to bottom, and an air outlet of each air blowing inclined hole (3422) is inclined downwards.

5. The plastic mold release device of claim 1, wherein: inhale and be provided with suction groove F (381) on material clamp plate (38), suction groove F (381) is connected with the output of aspirator pump (37), inhale evenly to be provided with breather pipe (382) on material clamp plate (38) lower extreme face, breather pipe (382) and suction groove F (381) are linked together, install on breather pipe (382) lower extreme face and inhale material sucking disc (383).

6. The plastic mold release device of claim 5, wherein: the material sucking suckers (383) are arranged on the lower end face of the material sucking pressing plate (38) in a matrix manner.