阅读说明：本技术 一种吸塑盒真空吸附成型装置及其成型工艺 (Vacuum adsorption forming device and process for plastic uptake box ) 是由 吕靖 朱建强 王俊山 于 2020-12-29 设计创作，主要内容包括：本发明公开了一种吸塑盒真空吸附成型装置及其成型工艺,涉及吸塑盒生产技术领域,包括加工台、成型机构和辅助吸取机构,加工台的底端四个边角位置均垂直设有支撑腿,加工台的上端两侧均固定设有导向座,且两个导向座相对侧壁均设有朝着加工台中心位置下发倾斜60°的斜面,成型机构滑动设置在两个导向座之间上方位置,辅助吸取机构设置在成型机构的上端位置。本发明为一种吸塑盒真空吸附成型装置及其成型工艺,可辅助塑料盒成型操作,另外,可对刚吹塑成型的产品进行吸附操作,避免在卸料的过程中直接分离成型的产品,导致产品本身产生一定的变形的现象出现,从而提高流水线加工速度,工作人员能够高效的进行工作,提高企业效益。(The invention discloses a vacuum adsorption forming device of a plastic uptake box and a forming process thereof, and relates to the technical field of plastic uptake box production. The invention relates to a vacuum adsorption forming device for a plastic uptake box and a forming process thereof, which can assist the forming operation of the plastic uptake box, and can also perform adsorption operation on a product which is just subjected to blow molding, so that the phenomenon that the product generates certain deformation due to the fact that the formed product is directly separated in the discharging process is avoided, the processing speed of a production line is increased, workers can efficiently work, and the enterprise benefit is increased.)

1. The utility model provides a plastic uptake box vacuum adsorption forming device, includes processing platform (1), forming mechanism (2) and supplementary suction means (3), four corner positions in bottom of processing platform (1) all are equipped with supporting leg (14), its characterized in that perpendicularly: processing platform (1)'s upper end both sides all are fixed and are equipped with guide holder (12), and two guide holder (12) relative lateral wall all are equipped with and send down the inclined plane of 60 degrees towards processing platform (1) central point, forming mechanism (2) slide to set up the top position between two guide holder (12), supplementary suction means (3) set up the upper end position at forming mechanism (2).

2. The vacuum adsorption molding device for plastic uptake boxes according to claim 1, characterized in that: forming mechanism (2) are including two forming die (21), two forming die (21) bilateral symmetry distributes, and the relative lateral wall has all seted up the die cavity, two one side lateral wall central point that forming die (21) kept away from each other puts and all is equipped with frustum type intercommunication cover (23) that communicate each other with the die cavity, two one side lateral wall that guide holder (12) kept away from each other all is equipped with vacuum generator (15), vacuum generator (15) are connected with conduction pipe (16), the pointed end of conduction pipe (16) is passed through connector (17) and is connected with frustum type intercommunication cover (23).

3. The vacuum adsorption molding device for the plastic uptake box according to claim 2, characterized in that: forming mechanism (2) still include two balancing weights (24) and two slip fixture block (25), two spacing draw-in groove of T type (13) have all been seted up on the inclined plane of guide holder (12), two balancing weight (24) are fixed respectively and are set up the lateral wall bottom position in one side of keeping away from each other in two forming die (21), two one side lateral wall that slip fixture block (25) kept away from each other all is equipped with the matching binding face that is parallel to each other with the inclined plane of two guide holder (12), two slip fixture block (25) are fixed respectively and are set up the lateral wall in one side of keeping away from each other in two balancing weights (24), balancing weight (24) slide and extend to corresponding spacing draw-in groove of T type (13) in, and through slip fixture block (25) and the inside slip joint of the spacing draw-in groove of T type.

4. The vacuum adsorption molding device for plastic uptake boxes according to claim 3, wherein: the processing table is characterized in that a rectangular transmission cavity (11) is formed in the processing table (1), two sides of the top end of the rectangular transmission cavity (11) extend to the upper end face of the processing table (1) respectively, and a transmission mechanism (4) is arranged in the rectangular transmission cavity (11).

5. The vacuum adsorption molding device for plastic uptake boxes according to claim 4, wherein: drive mechanism (4) include driving motor (41), crossbeam (43) and two support ejector pins (44), driving motor (41) are fixed to be set up the inside bottom central point of rectangle transmission cavity (11) and are put, driving motor (41) are connected with screw thread transfer line (42) through the power shaft, crossbeam (43) and the inside lateral wall slip joint of rectangle transmission cavity (11), and the middle section position of crossbeam (43) is pegged graft through screw hole and screw thread transfer line (42) outer wall rotation, two support ejector pin (44) bilateral symmetry and distribute, and articulate with the both ends of crossbeam (43) respectively, two the other end that supports ejector pin (44) is articulated with the bottom central point of two forming die (21) respectively.

6. The vacuum adsorption molding device for the plastic uptake box according to claim 2, characterized in that: the auxiliary suction mechanism (3) comprises a supporting beam (31), two rectangular guide frames (32), a negative pressure pump (34), a communicating pipe (35) and a cylindrical suction seat (36), wherein the top center positions of the two opposite side walls of the two forming molds (21) are respectively provided with a semicircular notch (22), the two rectangular guide frames (32) are respectively and fixedly arranged at one end position where the upper end surfaces of the two forming molds (21) are mutually far away, the supporting beam (31) is inserted with two rectangular guide frames (32) in a sliding way, the negative pressure pump (34) is fixedly arranged at the middle section of the upper end of the supporting beam (31), one end of the communicating pipe (35) is connected with the negative pressure pump (34), the communicating pipe (35) fixedly penetrates through the supporting beam (31), and is connected with the cylindrical adsorption seat (36), and the radial side wall of the cylindrical adsorption seat (36) is matched and attached with the inner radial side walls of the semicircular gaps (22) of the two forming molds (21) respectively.

7. The vacuum adsorption molding device for plastic uptake boxes according to claim 6, wherein: limiting plates (33) respectively positioned at the outer sides of the two rectangular guide frames (32) are fixedly arranged at the two ends of the supporting beam (31).

8. The vacuum adsorption molding device for plastic uptake boxes according to claim 6, wherein: t type through-hole (37) that communicate each other with communicating pipe (35) are seted up to the bottom of cylindricality adsorption holder (36), two rectangle guide ways (38) have been seted up to the inside symmetry of T type through-hole (37), be equipped with guide bar (39) between the inside upper and lower both sides lateral wall of rectangle guide way (38), spring (310) and promotion piece (311) have been cup jointed in the outer wall slip of guide bar (39), and spring (310) are located the top position that promotes piece (311), two it matches sealed piece (312) of pegging graft to promote fixed being equipped with between piece (311) with T type through-hole (37) open position.

9. The vacuum adsorption molding device for plastic uptake boxes according to claim 6, wherein: the inside lateral wall of the semicircular gap (22) of two forming die (21) all is embedded to have semicircular electro-magnet (26), the radial embedded annular electro-magnet (26) of outer wall of cylindricality adsorption seat (36).

10. A molding process using the vacuum suction molding apparatus for blister packs according to any one of claims 1 to 9, comprising the steps of:

a1, placing a raw material to be molded between molding cavities of two molding dies (21), connecting the tip of a conduction tube (16) of a vacuum generating device with a frustum-shaped communication cover (23) through a connector (17), extending a balancing weight (24) of the molding die (21) into a corresponding T-shaped limiting clamping groove (13) in a sliding manner, and clamping the balancing weight with the T-shaped limiting clamping groove (13) in a sliding manner through a sliding clamping block (25), so that the molding die (21) can slide along the inclined plane of a guide seat (12), and the two molding dies (21) are just attached together, and molding operation can be carried out, namely molding operation can be carried out;

a2, a driving motor (41) is utilized to drive a threaded transmission rod (42) to rotate, a cross beam (43) is clamped with the inner side wall of a rectangular transmission cavity (11) in a sliding mode, when the threaded transmission rod (42) is rotationally inserted into a threaded hole in the middle section of the cross beam (43), the cross beam (43) can be adjusted up and down along the inside of the rectangular transmission cavity (11), two supporting ejector rods (44) can be driven to perform transmission operation up and down adaptively, and finally two forming molds (21) are driven to freely slide up and down along the inclined planes of two guide bases (12). Thereby realizing the opening and the opposite fitting of the two forming dies (21) together so as to facilitate the forming operation and the discharging operation;

a3, when two forming dies (21) are separated and unloaded, negative pressure is provided through the negative pressure pump (34), namely, the cylindrical adsorption seat (36) can be utilized to adsorb the injection molding product, the direct separation and molding of the product in the unloading process is avoided, and the product drops on the processing table (1), so that the product per se generates certain deformation.

Technical Field

The invention relates to the technical field of plastic uptake box production, in particular to a vacuum adsorption forming device and a forming process of a plastic uptake box.

Background

Vacuum forming is one of the most common forming methods for plastic packaging containers, and is a secondary forming technology using thermoplastic plastic sheets as forming objects; present vacuum adsorption molding is exactly a process that a single assembly line carries out work to a set of staff, in the actual blow molding operation process, because product itself just by blow molding, so self still has certain compliance, at the in-process of unloading, if direct separation fashioned product, very easily lead to product itself to produce certain deformation, then can make assembly line process velocity receive the influence like this, the staff can not the efficient carry out work, influence the performance of enterprises, so designed a plastic uptake box vacuum adsorption molding device and forming process here, so that solve above-mentioned problem.

Disclosure of Invention

The invention aims to provide a vacuum adsorption molding device and a molding process thereof for a plastic uptake box, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a vacuum adsorption forming device for plastic-absorbing boxes comprises a processing table, a forming mechanism and an auxiliary suction mechanism, wherein four corner positions at the bottom end of the processing table are vertically provided with supporting legs, the whole processing table is supported by the supporting legs, two sides at the upper end of the processing table are respectively and fixedly provided with a guide seat, the opposite side walls of the two guide seats are respectively provided with an inclined plane which can incline by 60 degrees towards the central position of the processing table, the forming mechanism is arranged at the upper position between the two guide seats in a sliding manner, the auxiliary suction mechanism is arranged at the upper end position of the forming mechanism, the forming mechanism can assist the forming operation of the plastic boxes, the forming mechanism is arranged at the upper position between the two guide seats in a sliding manner, the forming operation and the discharging operation are convenient, in addition, the auxiliary suction mechanism can be used for carrying out the adsorption operation on products which are just subjected to blow molding, and the direct, the product drops on the processing bench, leads to the phenomenon of certain deformation of product itself to appear to improve assembly line process velocity, the staff can the efficient carry out work, improves the performance of enterprises.

In a further embodiment, forming mechanism includes two forming die, two forming die bilateral symmetry distributes, and the relative lateral wall has all seted up the shaping chamber, two one side lateral wall central point that forming die kept away from each other puts and all is equipped with the frustum type intercommunication cover that communicates each other with the shaping chamber, two one side lateral wall that the guide holder kept away from each other all is equipped with vacuum generator, vacuum generator is connected with the conduction pipe, the pointed end of conduction pipe passes through the connector and is connected with frustum type intercommunication cover, passes through the connector through the pointed end of the conduction pipe with vacuum generator and is connected with frustum type intercommunication cover, then will treat that the shaping raw materials arranges in between two forming die's the shaping chamber, can carry out the shaping operation.

In a further embodiment, the forming mechanism further comprises two balancing weights and two sliding fixture blocks, the inclined surfaces of the two guide seats are respectively provided with a T-shaped limiting clamping groove, the two balancing weights are respectively and fixedly arranged at the bottom positions of the side walls of the two forming molds far away from each other, the side walls of the two sliding fixture blocks far away from each other are respectively provided with a matching joint surface parallel to the inclined surfaces of the two guide seats, the two sliding fixture blocks are respectively and fixedly arranged at the side walls of the two balancing weights far away from each other, the balancing weights extend into the corresponding T-shaped limiting clamping grooves in a sliding manner, the sliding fixture blocks are clamped with the inner parts of the T-shaped limiting clamping grooves in a sliding manner, the balancing weights of the forming molds extend into the corresponding T-shaped limiting clamping grooves in a sliding manner, and the sliding fixture blocks are clamped with the inner parts of the T-shaped limiting clamping grooves in, therefore, the two forming molds are opened and are just attached together, so that the forming operation and the discharging operation are convenient to carry out.

In a further embodiment, a rectangular transmission cavity is formed in the processing table, two sides of the top end of the rectangular transmission cavity respectively extend to the upper end face of the processing table, a transmission mechanism is arranged in the rectangular transmission cavity, and the transmission mechanism is arranged in the rectangular transmission cavity so as to assist in discharging.

In a further embodiment, the transmission mechanism comprises a driving motor, a cross beam and two supporting ejector rods, the driving motor is fixedly arranged at the center position of the inner bottom end of the rectangular transmission cavity, the driving motor is connected with a threaded transmission rod through a power shaft, the cross beam is in sliding clamping connection with the inner side wall of the rectangular transmission cavity, the middle section position of the cross beam is in rotating splicing connection with the outer wall of the threaded transmission rod through a threaded hole, the two supporting ejector rods are distributed in bilateral symmetry and are respectively hinged with the two ends of the cross beam, the other ends of the two supporting ejector rods are respectively hinged with the center positions of the bottom ends of the two forming dies, the driving motor is utilized to drive the threaded transmission rod to rotate, the cross beam is in sliding clamping connection with the inner side wall of the rectangular transmission cavity, and therefore when the threaded transmission rod is in rotating splicing connection with the threaded, the two supporting ejector rods can be driven to perform vertical adaptive transmission operation, and finally the two forming dies are driven to freely slide up and down along the inclined planes of the two guide seats.

In a further embodiment, the auxiliary suction mechanism comprises a supporting beam, two rectangular guide frames, a negative pressure pump, a communicating pipe and a cylindrical suction seat, wherein the two forming dies are provided with semicircular notches at the top center positions of the opposite side walls, the two rectangular guide frames are respectively and fixedly arranged at one end positions, far away from each other, of the upper end surfaces of the two forming dies, the supporting beam is in sliding insertion connection with the two rectangular guide frames, the supporting beam is conveniently matched with the two forming dies to merge and classify by inserting the supporting beam along the two rectangular guide frames, the negative pressure pump is fixedly arranged at the upper middle section position of the supporting beam, one end of the communicating pipe is connected with the negative pressure pump, the communicating pipe fixedly penetrates through the supporting beam and is connected with the cylindrical suction seat, and the radial side walls of the cylindrical suction seat are respectively matched and attached with the radial side walls inside the semicircular notches of, through adsorbing the radial lateral wall of seat with the cylindricality and matching the laminating with the inside radial lateral wall of two forming die's semi-circular breach respectively, be convenient for cooperate two forming die to carry out injection moulding operation, when two forming die separation unloads, provide the negative pressure through the negative pressure pump, can utilize the cylindricality to adsorb the seat and adsorb injection moulding product, avoid at the in-process direct separation fashioned product of unloading, the product drops on the processing bench, lead to the phenomenon appearance that product itself produced certain deformation.

In a further embodiment, the two ends of the supporting beam are respectively and fixedly provided with a limiting plate which is respectively positioned at the outer sides of the two rectangular guide frames, and the supporting beam is prevented from being separated from the two rectangular guide frames when sliding through the limiting plates arranged at the two ends of the supporting beam.

In a further embodiment, the bottom end of the cylindrical adsorption seat is provided with a T-shaped through hole mutually communicated with the communicating pipe, two rectangular guide grooves are symmetrically formed in the T-shaped through hole, a guide rod is arranged between the upper side wall and the lower side wall of the inside of each rectangular guide groove, the outer wall of each guide rod is sleeved with a spring and a pushing block in a sliding mode, the springs are located above the pushing blocks, a sealing block which is matched and spliced with the opening position of the T-shaped through hole is fixedly arranged between the two pushing blocks, the two pushing blocks are pushed down in real time through the springs, the sealing blocks can be assisted to be pushed down along the inside of the T-shaped through hole, and therefore the bottom end opening position of the T-shaped through hole can be sealed through the sealing blocks, and burrs can be avoided at the opening position of the T-;

when unloading, usable negative pressure pump provides the negative pressure, then can adsorb sealed piece and slide along T type through-hole is inside, can make sealed piece break away from the bottom opening of T type through-hole to do not influence and adsorb fashioned product, avoid the fashioned product of in-process direct separation of unloading, the product drops on the processing bench, leads to the phenomenon appearance that product itself produced certain deformation.

In a further embodiment, the inside lateral wall of the semicircular gap of two forming dies all is embedded with semicircular electromagnet, the outer wall of the cylindrical adsorption seat is radially embedded with annular electromagnet, and the two semicircular electromagnets and the annular electromagnet are respectively powered, so that the two semicircular electromagnets can adsorb the annular electromagnet, the two forming dies are pressed close to in an auxiliary manner, and the quality of injection molding products is prevented from being influenced.

Preferably, the molding process based on the vacuum adsorption molding device for the blister box comprises the following steps:

a1, placing a raw material to be molded between molding cavities of two molding dies, connecting the tip of a conduction pipe of a vacuum generating device with a frustum-shaped communication cover through a connector, sliding and extending a balancing weight of the molding die into a corresponding T-shaped limiting clamping groove, and sliding and clamping the balancing weight with the inside of the T-shaped limiting clamping groove through a sliding clamping block, so that the molding die can slide along the inclined plane of a guide seat, the two molding dies are just attached together, and molding operation can be carried out, namely molding operation can be carried out;

a2, driving a threaded transmission rod to rotate by a driving motor, and enabling a cross beam to be in sliding clamping connection with the inner side wall of the rectangular transmission cavity, so that when the threaded transmission rod is in rotating insertion connection with a threaded hole in the middle section of the cross beam, the cross beam can be adjusted up and down along the inside of the rectangular transmission cavity to drive two support ejector rods to perform up-and-down adaptive transmission operation, and finally two forming dies are driven to freely slide up and down along the inclined planes of the two guide seats. Thereby realizing that the two forming molds are opened and are just attached together, and facilitating the forming operation and the discharging operation;

a3, when two forming die separation were unloaded, provide the negative pressure through the negative pressure pump, can utilize the cylindricality to adsorb the injection moulding product, avoid directly separating fashioned product at the in-process of unloading, the product drops on the processing platform, leads to the phenomenon of certain deformation of product itself to appear.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to a vacuum adsorption forming device for a plastic uptake box and a forming process thereof, which can assist the forming operation of the plastic uptake box, and can also perform adsorption operation on a product which is just subjected to blow molding, so that the phenomenon that the product is deformed to a certain extent due to the fact that the formed product is directly separated in the unloading process and falls on a processing table is avoided, the processing speed of a production line is increased, workers can work efficiently, and the enterprise benefit is increased.

Drawings

FIG. 1 is an exploded view of the main structure of the present invention;

FIG. 2 is a partial cross-sectional view of a processing station of the present invention;

FIG. 3 is a sectional view of the forming mold of the present invention in a top view;

fig. 4 is a partial sectional view of the auxiliary suction mechanism of the present invention.

In the figure: 1. a processing table; 11. a rectangular transmission cavity; 12. a guide seat; 13. a T-shaped limiting clamping groove; 14. supporting legs; 15. a vacuum generating device; 16. a conduction pipe; 17. a connector; 2. a molding mechanism; 21. forming a mold; 22. a semicircular notch; 23. a frustum-shaped communicating cover; 24. a balancing weight; 25. sliding the clamping block; 26. an annular electromagnet; 3. an auxiliary suction mechanism; 31. a support beam; 32. a rectangular guide frame; 33. a limiting plate; 34. a negative pressure pump; 35. a communicating pipe; 36. a cylindrical adsorption seat; 37. a T-shaped through hole; 38. a rectangular guide groove; 39. a guide bar; 310. a spring; 311. a pushing block; 312. a sealing block; 4. a transmission mechanism; 41. a drive motor; 42. a threaded drive link; 43. a cross beam; 44. and supporting the mandril.

Detailed Description

The embodiment of the application solves the problems in the prior art by providing a vacuum adsorption forming device for a plastic uptake box and a forming process thereof; the following will clearly and completely describe the technical solutions 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 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.

Example one

Referring to fig. 1-4, this embodiment provides a vacuum adsorption molding device for a plastic uptake box and a molding process thereof, comprising a processing table 1, a molding mechanism 2 and an auxiliary suction mechanism 3, wherein four corner positions at the bottom end of the processing table 1 are vertically provided with supporting legs 14, the whole processing table 1 is supported by the supporting legs 14, two sides of the upper end of the processing table 1 are fixedly provided with guide bases 12, and two guide bases 12 are respectively provided with an inclined surface inclined by 60 degrees towards the central position of the processing table 1, the molding mechanism 2 is slidably arranged at an upper position between the two guide bases 12, the auxiliary suction mechanism 3 is arranged at an upper position of the molding mechanism 2, the molding mechanism 2 can assist the molding operation of the plastic uptake box, the molding mechanism 2 is slidably arranged at an upper position between the two guide bases 12, so as to facilitate the molding operation and the discharging operation, in addition, the auxiliary suction mechanism 3 can be used for carrying out the adsorption operation on the product molded by, avoid at the fashioned product of the in-process direct separation of unloading, the product drops on processing platform 1, leads to the phenomenon of certain deformation of product itself to appear to improve assembly line process velocity, the staff can the efficient carry out work, improves the performance of enterprises.

In order to solve the problem how to carry out the shaping operation, forming mechanism 2 includes two forming die 21, two forming die 21 bilateral symmetry distribute, and the shaping chamber has all been seted up to the relative lateral wall, the mutual frustum type intercommunication cover 23 that communicates with the shaping chamber all is equipped with in the mutual lateral wall central point of one side that keeps away from of two forming die 21, the mutual lateral wall of one side that keeps away from of two guide holder 12 all is equipped with vacuum generator 15, vacuum generator 15 is connected with conduction pipe 16, conduction pipe 16's pointed end is passed through connector 17 and is connected with frustum type intercommunication cover 23, the pointed end through conduction pipe 16 with vacuum generator 15 is passed through connector 17 and is connected with frustum type intercommunication cover 23, then will treat that the shaping raw materials is arranged in between two forming die 21's the shaping chamber, can carry out the shaping operation.

In order to solve the problem of how to ensure that two forming dies 21 are just abutted together, the forming mechanism 2 further comprises two balancing weights 24 and two sliding clamping blocks 25, the inclined surfaces of the two guide bases 12 are both provided with T-shaped limiting clamping grooves 13, the two balancing weights 24 are respectively fixedly arranged at the bottom end positions of the side walls of the two forming dies 21 far away from each other, the side walls of the two sliding clamping blocks 25 far away from each other are both provided with matching abutting surfaces parallel to the inclined surfaces of the two guide bases 12, the two sliding clamping blocks 25 are respectively fixedly arranged at the side walls of the two balancing weights 24 far away from each other, the balancing weights 24 extend into the corresponding T-shaped limiting clamping grooves 13 in a sliding manner, and are clamped with the T-shaped limiting clamping grooves 13 in a sliding manner through the sliding clamping blocks 25, the balancing weights 24 of the forming dies 21 extend into the corresponding T-shaped limiting clamping grooves 13 in a sliding manner through the sliding clamping blocks, this allows the forming dies 21 to slide along the inclined surfaces of the guide 12, thereby achieving the opening and the facing engagement of the two forming dies 21 for the forming operation and the discharging operation.

In order to solve the problem of how to drive the forming die 21 to slide up and down along the inclined plane of the guide seat 12, a rectangular transmission cavity 11 is formed in the processing table 1, two sides of the top end of the rectangular transmission cavity 11 respectively extend to the upper end face of the processing table 1, a transmission mechanism 4 is arranged in the rectangular transmission cavity 11, and the transmission mechanism 4 is arranged in the rectangular transmission cavity 11 so as to assist in discharging.

In order to further solve the problem of how to drive the forming die 21 to slide up and down along the inclined plane of the guide seat 12, the transmission mechanism 4 comprises a driving motor 41, a cross beam 43 and two supporting ejector rods 44, the driving motor 41 is fixedly arranged at the center position of the inner bottom end of the rectangular transmission cavity 11, the driving motor 41 is connected with a threaded transmission rod 42 through a power shaft, the cross beam 43 is in sliding clamping connection with the inner side wall of the rectangular transmission cavity 11, the middle section position of the cross beam 43 is in rotating insertion connection with the outer wall of the threaded transmission rod 42 through a threaded hole, the two supporting ejector rods 44 are symmetrically distributed in left and right and are respectively hinged with two ends of the cross beam 43, the other ends of the two supporting ejector rods 44 are respectively hinged with the center positions of the bottom ends of the two forming dies 21, the driving motor 41 is utilized to drive the threaded transmission rod 42 to rotate, the cross beam 43 is in sliding, the cross beam 43 can be adjusted up and down along the inside of the rectangular transmission cavity 11, and then the two support rods 44 can be driven to perform transmission operation up and down adaptively, and finally the two forming molds 21 can be driven to freely slide up and down along the inclined surfaces of the two guide bases 12.

In order to solve the problem of auxiliary adsorption of injection molding products during unloading, the auxiliary suction mechanism 3 comprises a supporting beam 31, two rectangular guide frames 32, a negative pressure pump 34, a communication pipe 35 and a cylindrical suction seat 36, wherein the top center positions of the opposite side walls of the two forming molds 21 are respectively provided with a semicircular notch 22, the two rectangular guide frames 32 are respectively and fixedly arranged at one end position where the upper end surfaces of the two forming molds 21 are far away from each other, the supporting beam 31 is in sliding insertion connection with the two rectangular guide frames 32, the supporting beam 31 is in sliding insertion connection along the two rectangular guide frames 32 so as to be convenient for matching with the combination and classification operation of the two forming molds 21, the negative pressure pump 34 is fixedly arranged at the middle position of the upper end of the supporting beam 31, one end of the communication pipe 35 is connected with the negative pressure pump 34, the communication pipe 35 is fixedly penetrated through the supporting beam 31 and is connected with the cylindrical suction seat 36, and the radial side walls of, through adsorbing the radial lateral wall of seat 36 with the cylindricality and matching the laminating with the inside radial lateral wall of semicircular notch 22 of two forming die 21 respectively, be convenient for cooperate two forming die 21 to carry out injection moulding operation, when two forming die 21 separation are unloaded, provide the negative pressure through negative pressure pump 34, can utilize the cylindricality to adsorb seat 36 and adsorb injection moulding product, avoid at the fashioned product of the in-process direct separation of unloading, the product drops on processing platform 1, the phenomenon that leads to product itself to produce certain deformation appears.

In order to solve the problem of how to avoid the separation of the supporting beam 31 from the two rectangular guide frames 32 when sliding, the two ends of the supporting beam 31 are respectively and fixedly provided with the limiting plates 33 respectively positioned at the outer sides of the two rectangular guide frames 32, and the separation of the supporting beam 31 from the two rectangular guide frames 32 when sliding is avoided by arranging the limiting plates 33 at the two ends of the supporting beam 31.

In order to solve the problem of how to avoid burrs at the opening of the T-shaped through hole 37 of the cylindrical adsorption seat 36 during injection molding, the bottom end of the cylindrical adsorption seat 36 is provided with the T-shaped through hole 37 communicated with the communication pipe 35, two rectangular guide grooves 38 are symmetrically arranged inside the T-shaped through hole 37, a guide rod 39 is arranged between the upper side wall and the lower side wall inside the rectangular guide groove 38, the outer wall of the guide rod 39 is slidably sleeved with a spring 310 and a pushing block 311, the spring 310 is positioned above the pushing blocks 311, a sealing block 312 which is matched and inserted with the opening position of the T-shaped through hole 37 is fixedly arranged between the two pushing blocks 311, the two pushing blocks 311 are pressed down in real time through the spring 310, the sealing block 312 can be pressed down along the inside of the T-shaped through hole 37, so that the opening position of the bottom end of the T-shaped through hole 37 can be blocked by the sealing block 312, so as to avoid burrs at the opening of the T-shaped through hole 37 of the cylindrical adsorption seat 36 during injection molding;

when unloading, usable negative pressure pump 34 provides the negative pressure, then can adsorb sealed piece 312 and slide along T type through-hole 37 is inside, can make sealed piece 312 break away from the bottom opening of T type through-hole 37 to do not influence and adsorb fashioned product, avoid the fashioned product of the in-process direct separation of unloading, the product drops on processing platform 1, leads to the phenomenon appearance that product itself produced certain deformation.

Example two

Referring to fig. 1-4, a further improvement is made on the basis of embodiment 1:

in order to solve the problem how to assist and press close to two forming die 21, the inside lateral wall of the semicircular notch 22 of two forming die 21 all is embedded with semicircular electromagnet 26, the outer wall of cylindricality absorption seat 36 is radially embedded with annular electromagnet, through being two semicircular electromagnet 26 and the power supply of annular electromagnet respectively, thereby make two semicircular electromagnet 26 can adsorb annular electromagnet, thereby two forming die 21 are pressed close to in the assistance, avoid influencing injection moulding product's quality.

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.