CN114953334A

CN114953334A - Plastic lattice injection molding equipment for decoration

Info

Publication number: CN114953334A
Application number: CN202210491977.2A
Authority: CN
Inventors: 杨旭
Original assignee: Individual
Current assignee: Henan Corolla Crafts Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-08-30
Anticipated expiration: 2042-05-07
Also published as: CN114953334B

Abstract

The invention relates to a molding device, in particular to a plastic lattice injection molding device for decoration. The technical problem to be solved is as follows: the plastic lattice injection molding equipment for decoration is provided, and a plurality of plastic parts can be sequentially manufactured at one time. The technical scheme is as follows: the utility model provides a decorate and use plastics check injection moulding equipment, includes bottom plate, backup pad and go-between etc. both sides all are provided with two backup pads around the bottom plate upper portion, are provided with the go-between four backup pad upsides. According to the invention, the mold is placed on the placing plate, then the plastic slurry tank port is connected to the upper side of the sliding cylinder, then the air cylinder is started by people, so that the sliding cylinder moves towards the lower side, and then the plastic slurry can enter the interior of the mold through the discharge pipe, so that the interior of the mold can be subjected to injection molding, and the injection molding treatment can be sequentially performed on the interiors of a plurality of molds at one time.

Description

Plastic lattice injection molding equipment for decoration

Technical Field

The invention relates to a molding device, in particular to a plastic lattice injection molding device for decoration.

Background

Injection molding is a method for producing and molding industrial products, and the products generally adopt rubber injection molding and plastic injection molding, wherein the plastic injection molding refers to that molten plastic is injected into a plastic product mold by using pressure, and a desired plastic part can be obtained after cooling and molding.

Application publication number is CN211591071U an injection moulding device for plastic goods production, including the installation base, the lower mould is installed to first one side of rotating the motor, install the section mould between lower mould and the last mould, the hopper is installed to the upper end of conveyer pipe, the upper end of hopper is provided with the upper end cover, the conveying pipeline is installed to the upper end of upper end cover, one side of conveyer pipe is connected with the second and rotates the motor, and the conveying pipeline is connected in the raw materials storehouse to the raw materials during use, and conveying pipeline and upper end cover through connection utilize upper end cover and hopper to connect, utilize the conveying pipeline to add the material in the hopper constantly, and the device can carry out prefilter to the raw materials, and nevertheless the device can not once only make a plurality of working of plastics in proper order.

Therefore, a plastic lattice injection molding device for decoration capable of sequentially manufacturing a plurality of plastic parts at one time is developed.

Disclosure of Invention

In order to overcome the defect that the plurality of plastic parts cannot be sequentially manufactured at one time, the technical problem to be solved is as follows: the plastic lattice injection molding equipment for decoration is provided, and a plurality of plastic parts can be sequentially manufactured at one time.

The technical scheme is as follows: the utility model provides a decorate and use plastics lattice injection moulding equipment, comprising a base plate, a supporting plate, the go-between, the deflector, the slide cylinder, the discharging pipe, stifled material pipe, a spring, placement mechanism and pressing means, both sides all are provided with two backup pads around the bottom plate upper portion, be provided with the go-between four backup pad upsides, both sides all are provided with the deflector around the go-between upper portion, the gliding style is provided with the slide cylinder on the deflector, the diapire all is provided with the discharging pipe in the slide cylinder, the equal gliding style of discharging pipe inner wall is provided with stifled material pipe, all be provided with a spring between the roof in stifled material pipe diapire and the discharging pipe, the bottom plate upside is provided with placement mechanism, the go-between upside is provided with pressing means.

Further, place the mechanism including the rotating turret, place board, mould and inlet pipe, bottom plate upside rotary type is provided with the rotating turret, and the rotating turret outside is provided with places the board, and mould upper portion inboard all is provided with the inlet pipe.

Furthermore, pressing means is including fixed plate, cylinder, push rod and holding down plate, and the go-between upside evenly is provided with four fixed plates along the circumferencial direction, is provided with the cylinder between the fixed plate inboard, is provided with the push rod on the cylinder telescopic link, is provided with the holding down plate on the push rod, and both sides all are connected with the sliding cylinder around the holding down plate.

Further, still including clamping mechanism, clamping mechanism is including first fixed block, splint and torsional spring, places the inboard first fixed block of eight groups that evenly is provided with along the circumferencial direction of board, and every group comprises two first fixed blocks, and equal rotary type is provided with splint on the fixed block, all is provided with the torsional spring between both sides about both sides and the first fixed block about splint.

Furthermore, the device also comprises a rotating mechanism, the rotating mechanism comprises a first guide rod, a threaded hollow column, a second spring, a rotating block, a rotary table, a third spring, a wedge-shaped block and a first connecting plate, the first guide rod is arranged in the middle of the upper side of the bottom plate, the threaded hollow column is slidably arranged on the first guide rod, the upper side of the threaded hollow column is in contact with the lower side of the push rod, the second spring is arranged between the upper side of the first guide rod and the inner top wall of the threaded hollow column, the rotating block is arranged on the threaded hollow column in a threaded manner, eight first connecting plates are uniformly arranged on the inner side of the rotating frame in the circumferential direction, the rotary table is arranged between the inner sides of the first connecting plates, eight wedge-shaped blocks are uniformly arranged on the inner side of the rotary table in a sliding manner in the circumferential direction, and the third spring is arranged between the outer side of each wedge-shaped block and the inner side of the rotary table.

Further, still including ejecting mechanism, ejecting mechanism is including the second fixed block, the second guide arm, the sliding block, the second connecting plate, the runner, fourth spring and guide ring, place the board outside and evenly be provided with eight second fixed blocks along the circumferencial direction, second fixed block inboard all is provided with the second guide arm, the equal slidingtype is provided with the sliding block on the second guide arm, the sliding block upside all is provided with the second connecting plate, the equal rotary type of sliding block downside is provided with the runner, all be provided with the fourth spring between the sliding block outside and the second fixed block inboard, the bottom plate upside is provided with the guide ring.

Further, still including wiping mechanism, wiping mechanism places the board upside and evenly is provided with eight mounting panels along the circumferencial direction including mounting panel, dead lever and rotary drum, all is provided with the dead lever on the mounting panel, and equal rotary type is provided with the rotary drum on the dead lever.

Furthermore, eight placing frames are evenly arranged on the placing plate along the circumferential direction.

The invention has the beneficial effects that: 1. according to the invention, the mold is placed on the placing plate, then the plastic slurry tank port is connected to the upper side of the sliding cylinder, then the air cylinder is started by people, so that the sliding cylinder moves towards the lower side, and then the plastic slurry can enter the interior of the mold through the discharge pipe, so that the interior of the mold can be subjected to injection molding, and the injection molding treatment can be sequentially performed on the interiors of a plurality of molds at one time.

2. According to the invention, the mold is placed on the placing plate, and then the clamping plate can clamp and limit the mold; through opening the cylinder for push rod and the hollow post of screw thread move to the downside, then make the turning block anticlockwise rotation, and then make the rotating turret anticlockwise rotation, then make and place board and mould anticlockwise rotation, so can be in proper order to mould plastics the processing to mould plastics inside the mould.

3. According to the invention, the placing plate is rotated by opening the cylinder, then the guide ring pushes the rotating wheel outwards, and then the sliding block and the second connecting plate move outwards, so that the die can be sequentially pushed outwards, and people can conveniently take out the die; through opening the cylinder for place the board and rotate, and then make the cylinder rotate, then when the cylinder contacts with the discharging pipe, the cylinder can clean the discharging pipe mouth of pipe totally.

Drawings

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

FIG. 2 is a schematic view of a first partial body structure according to the present invention.

Fig. 3 is a schematic perspective view of a second embodiment of the present invention.

Fig. 4 is a partial perspective sectional view of the present invention.

Fig. 5 is a schematic perspective view of the placement mechanism of the present invention.

Fig. 6 is a schematic perspective view of a portion of the placement mechanism of the present invention.

Fig. 7 is a schematic perspective view of the pressing mechanism of the present invention.

Fig. 8 is a schematic perspective view of the clamping mechanism of the present invention.

Fig. 9 is a partially enlarged perspective view of the clamping mechanism of the present invention.

Fig. 10 is a schematic perspective view of a first rotating mechanism according to the present invention.

Fig. 11 is a schematic perspective view of a second rotating mechanism according to the present invention.

Fig. 12 is a sectional view of a first partial body structure of the rotating mechanism of the present invention.

Fig. 13 is a sectional view of a second partial body structure of the rotating mechanism of the present invention.

Fig. 14 is a perspective view of the ejecting mechanism of the present invention.

Fig. 15 is a partial perspective sectional view of the push-out mechanism of the present invention.

Fig. 16 is a partial perspective view of the pushing mechanism of the present invention.

Fig. 17 is a perspective view of the wiping mechanism of the present invention.

Fig. 18 is a partially enlarged perspective view of the wiping mechanism of the present invention.

Reference numerals: 1_ bottom plate, 2_ support plate, 3_ connecting ring, 4_ guide plate, 5_ sliding cylinder, 51_ discharging pipe, 52_ first spring, 53_ blanking pipe, 6_ placing mechanism, 60_ rotating frame, 61_ placing plate, 62_ die, 63_ feeding pipe, 7_ pressing mechanism, 70_ fixing plate, 71_ cylinder, 72_ push rod, 73_ lower plate, 8_ clamping mechanism, 80_ first fixing block, 81_ clamping plate, 82_ torsion spring, 9_ rotating mechanism, 90_ first guide rod, 91_ threaded hollow column, 92_ second spring, 93_ rotating block, 94_ rotating disk, 95_ third spring, 96_ wedge block, 97_ first connecting plate, 10_ pushing-out mechanism, 101_ second fixing block, 102_ second guide rod, 103_ sliding block, 104_ second connecting plate, 105_ rotating wheel, 106_ fourth spring, 107_ guide ring, 11_ wiping mechanism, 111_ mounting plate, 112_ fixed bar, 113_ reel.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

Example 1

An injection molding device for decorative plastic lattices is disclosed, as shown in fig. 1-7, comprising a bottom plate 1, support plates 2, a connecting ring 3, guide plates 4, a sliding cylinder 5, a discharge pipe 51, a blocking pipe 53, a first spring 52, a placing mechanism 6 and a pressing mechanism 7, wherein two support plates 2 are respectively arranged at the front side and the rear side of the upper part of the bottom plate 1, the connecting ring 3 is arranged between the upper sides of the four support plates 2, the support plates 2 can support the connecting ring 3, the guide plates 4 are respectively arranged at the front side and the rear side of the upper part of the connecting ring 3, the sliding cylinder 5 is slidably connected on the guide plates 4, the guide plates 4 can guide the sliding cylinder 5, the discharge pipe 51 is arranged at the inner bottom wall of the sliding cylinder 5, the discharge pipe 51 can enable plastic slurry to smoothly flow out, the blocking pipe 53 is slidably connected on the inner wall of the discharge pipe 51, the blocking pipe 53 can block the discharge pipe 51, the first spring 52 is respectively arranged between the inner bottom wall of the blocking pipe 53 and the inner top wall of the discharge pipe 51, the first spring 52 can enable the blocking pipe 53 to move and reset, the placing mechanism 6 is arranged on the upper side of the bottom plate 1, the pressing mechanism 7 is arranged on the upper side of the connecting ring 3, and the sliding cylinder 5 can slide downwards through the pressing mechanism 7.

As shown in fig. 1, 5 and 6, the placing mechanism 6 includes a rotating frame 60, a placing plate 61, a mold 62 and a feeding pipe 63, the rotating frame 60 is rotatably connected to the upper side of the bottom plate 1, the placing plate 61 is arranged on the outer side of the rotating frame 60, eight placing frames are uniformly arranged on the placing plate 61 along the circumferential direction, the placing frames can be used for placing the mold 62, the feeding pipes 63 are arranged on the inner sides of the upper portions of the molds 62, and the feeding pipes 63 can enable plastic slurry to enter the molds 62.

As shown in fig. 1 and 7, the pressing mechanism 7 includes a fixing plate 70, a cylinder 71, a push rod 72 and a lower pressing plate 73, four fixing plates 70 are uniformly arranged on the upper side of the connecting ring 3 along the circumferential direction, the cylinder 71 is arranged between the inner sides of the fixing plates 70, the fixing plate 70 can fix the cylinder 71, the push rod 72 is arranged on an expansion rod of the cylinder 71, the expansion rod of the cylinder 71 can drive the push rod 72 to move, the lower pressing plate 73 is arranged on the push rod 72, and the front side and the rear side of the lower pressing plate 73 are both connected with the sliding cylinder 5.

When people need to manufacture plastic lattices, the device can be used for realizing that firstly, people place the plastic lattice mould 62 on the placing plate 61, because the placing plate 61 is uniformly provided with eight placing frames along the circumferential direction, the eight moulds 62 can be placed at one time, after the placing is finished, people connect the plastic pulp tank port at the top of the sliding cylinder 5, then people open the air cylinder 71, the telescopic rod of the air cylinder 71 extends downwards to drive the push rod 72 to move downwards, the push rod 72 moves downwards to drive the lower pressing plate 73 to move downwards, the lower pressing plate 73 moves downwards to drive the sliding cylinder 5 and the discharge pipe 51 to slide downwards, the guide plate 4 can play a guide role on the sliding cylinder 5, when the feed pipe 63 is contacted with the blocking pipe 53, the discharge pipe 63 pushes the blocking pipe 53 upwards, at the moment, the first spring 52 is compressed, the blocking pipe 53 is not blocked 51, and then plastic pulp can enter the mould 62 through the discharge pipe 51, then, the air cylinder 71 is closed, after the plastic pulp is added, people reversely open the air cylinder 71, the telescopic rod of the air cylinder 71 is shortened to the upper side to drive the push rod 72 to move and reset to the upper side, the push rod 72 moves to the upper side to drive the lower pressing plate 73 to move to the upper side, the lower pressing plate 73 moves to the upper side to drive the sliding cylinder 5 to move to the upper side, when the blocking pipe 53 is separated from the feeding pipe 63, the blocking pipe 53 moves and resets to the lower side under the action of the first spring 52, the blocking pipe 53 can block the pipe orifice of the discharging pipe 51, then people continue to rotate the rotating frame 60 to sequentially perform injection molding on the inside of the mold 62, then people take out the mold 62 after the plastic pulp inside the mold 62 is molded, the plastic lattices can be conveniently made by people by repeating the above operations, and a plurality of plastic lattices can be sequentially made at one time.

Example 2

On the basis of embodiment 1, as shown in fig. 1, 8 and 9, the clamping device further comprises a clamping mechanism 8 capable of clamping and limiting the mold 62, the clamping mechanism 8 comprises first fixing blocks 80, a clamping plate 81 and a torsion spring 82, eight groups of first fixing blocks 80 are uniformly arranged on the inner side of the placing plate 61 along the circumferential direction, each group comprises two first fixing blocks 80, the fixing blocks are connected with the clamping plate 81 in an equal rotating manner, the clamping plate 81 can clamp and limit the mold 62, the torsion springs 82 are arranged between the upper side and the lower side of the clamping plate 81 and the upper side and the lower side of the first fixing blocks 80, and the torsion springs 82 can enable the clamping plate 81 to rotate and reset.

When people need press from both sides tight mould 62, at first, people place mould 62 on placing board 61, it can make splint 81 slightly rotate to the outside to place the in-process, torsional spring 82 is twistd reverse this moment, then the reaction force through torsional spring 82, splint 81 can press from both sides tight spacing to mould 62, the completion of moulding plastics and shaping back, people take out mould 62, splint 81 resets to slightly rotating to the inside under torsional spring 82 effect, the operation can press from both sides tight spacing to mould 62 repeatedly above, prevent that mould 62 from in the injection molding process, mould 62 takes place to rock the aversion.

As shown in fig. 1, 10, 11, 12 and 13, the rotary rack further comprises a rotating mechanism 9 capable of rotating the rotary rack 60, the rotating mechanism 9 comprises a first guide rod 90, a threaded hollow column 91, a second spring 92, a rotating block 93, a rotary table 94, a third spring 95, a wedge-shaped block 96 and a first connecting plate 97, the first guide rod 90 is arranged in the middle of the upper side of the bottom plate 1, the threaded hollow column 91 is slidably connected to the first guide rod 90, the first guide rod 90 can guide the threaded hollow column 91, the upper side of the threaded hollow column 91 is in contact with the lower side of the push rod 72, the second spring 92 is arranged between the upper side of the first guide rod 90 and the inner top wall of the threaded hollow column 91, the second spring 92 can move and reset the threaded hollow column 91, the rotating block 93 is threadedly connected to the threaded hollow column 91, eight first connecting plates 97 are uniformly arranged on the inner side of the rotary rack 60 along the circumferential direction, the rotary table 94 is arranged between the inner sides of the first connecting plates 97, the carousel 94 is inboard to be connected with eight wedge blocks 96 along the even slidingtype of circumferencial direction, and wedge block 96 all contacts with turning block 93, all is equipped with third spring 95 between the wedge block 96 outside and the carousel 94 inboard, and third spring 95 can make wedge block 96 slide and reset, and wedge block 96 can play the screens effect to turning block 93.

When people need to sequentially perform injection molding on the inside of the mold 62, firstly, people place the mold 62 on the placing plate 61, then people open the air cylinder 71, the telescopic rod of the air cylinder 71 extends downwards to drive the push rod 72 to move downwards, the push rod 72 moves downwards to push the threaded hollow column 91 to move downwards, at the moment, the second spring 92 is compressed, the first guide rod 90 can guide the threaded hollow column 91, the threaded hollow column 91 moves downwards to enable the rotating block 93 to rotate anticlockwise, the rotating block 93 rotates anticlockwise to drive the rotating disc 94 to rotate anticlockwise, then the first connecting plate 97 rotates anticlockwise to enable the rotating frame 60 to rotate anticlockwise, then the placing plate 61 and the mold 62 rotate anticlockwise to perform injection molding on the inside of the next mold 62, then the air cylinder 71 is closed, after the injection molding is completed, people reversely open the air cylinder 71, the telescopic rod of the air cylinder 71 is shortened towards the upper side, so that the push rod 72 moves upwards to reset, when the push rod 72 is separated from the threaded hollow column 91, the threaded hollow column 91 moves upwards to reset under the action of the second spring 92, the threaded hollow column 91 moves upwards to drive the rotating block 93 to rotate clockwise, the rotating block 93 rotates clockwise to enable the wedge block 96 to slide towards the outer side, at the moment, the third spring 95 is compressed, when the wedge block 96 is separated from the convex part of the rotating block 93, the wedge block 96 moves inwards to reset under the action of the third spring 95, the wedge block 96 can clamp and limit the rotating block 93, at the moment, the rotating disc 94 is in a non-rotating state, then the air cylinder 71 is closed, and the injection molding treatment can be sequentially carried out on the inner part of the mold 62 by repeating the above operations.

As shown in fig. 1, 14, 15 and 16, the mold 62 can be pushed out by a pushing mechanism 10, which is capable of pushing the mold 62 out to facilitate people to take out the mold 62, the pushing mechanism 10 includes a second fixed block 101, second guide rods 102, sliding blocks 103, second connecting plates 104, rotating wheels 105, fourth springs 106 and guide rings 107, eight second fixed blocks 101 are uniformly arranged on the outer side of the placing plate 61 along the circumferential direction, the second guide rods 102 are arranged on the inner sides of the second fixed blocks 101, the sliding blocks 103 are slidably connected to the second guide rods 102, the second guide rods 102 can guide the sliding blocks 103, the second connecting plates 104 are arranged on the upper sides of the sliding blocks 103, the sliding blocks 104 can push out the mold 62, the rotating wheels 105 are rotatably connected to the lower sides of the sliding blocks 103, the rotating wheels 105 can facilitate people to move the sliding blocks 103, the fourth springs 106 are arranged between the outer sides of the sliding blocks 103 and the inner sides of the second fixed blocks 101, the fourth spring 106 can make the sliding block 103 slide and reset, the upper side of the bottom plate 1 is provided with a guide ring 107, and the guide ring 107 can play a role of guiding the rotating wheel 105.

After the injection molding inside the mold 62 is completed, firstly, the air cylinder 71 is opened by a person, so that the placing plate 61 and the rotating frame 60 rotate, the placing plate 61 rotates to drive the rotating wheel 105 to rotate, when the rotating wheel 105 rotates to the position of the guide ring 107, the guide ring 107 pushes the rotating wheel 105 outwards, the rotating wheel 105 moves outwards to drive the sliding block 103 and the second connecting plate 104 to move outwards, at this time, the fourth spring 106 is compressed, the second guide rod 102 can guide the sliding block 103, the second fixing block 101 can limit the sliding block 103, the outward movement of the second connecting plate 104 can push the mold 62 to move outwards, so that the person can take out the mold 62 conveniently, when the rotating wheel 105 is separated from the guide ring 107, the sliding block 103 and the second connecting plate 104 move inwards under the action of the fourth spring 106 to reset, the sliding block 103 moves to drive the rotating wheel 105 to move inwards to reset, the runner 105 can facilitate the sliding of the slide block 103, and then the cylinder 71 can be closed, and the mold 62 can be sequentially pushed out by repeating the above operations, thereby facilitating the people to take out the mold 62.

As shown in fig. 1, 17 and 18, the automatic cleaning device further comprises a wiping mechanism 11 capable of wiping the nozzle of the discharging pipe 51, the wiping mechanism 11 comprises a mounting plate 111, a fixing rod 112 and a rotating drum 113, eight mounting plates 111 are uniformly arranged on the upper side of the placing plate 61 along the circumferential direction, the fixing rods 112 are arranged on the mounting plates 111, the rotating drum 113 is rotatably connected to the fixing rod 112, and the rotating drum 113 can wipe the nozzle of the discharging pipe 51.

When people are moulding plastics, people rotate and place board 61, place board 61 and rotate and drive mounting panel 111 and rotate, mounting panel 111 rotates and drives dead lever 112 and rotary drum 113 and rotate, when rotary drum 113 rotates the 5 downside of slip section of thick bamboo, rotary drum 113 slides with the contact of the mouth of pipe 51 of discharging pipe and can make rotary drum 113 rotate, rotary drum 113 rotates and can clean the mouth of pipe 51 of discharging pipe's plastics thick liquid is remaining, the operation can clean the mouth of pipe 51 of discharging pipe more than repetition, prevent that remaining to block up it at the mouth of pipe 51 of discharging pipe.

It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention can be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the claims appended to the present application.

Claims

1. A plastic lattice injection molding device for decoration comprises a bottom plate (1), support plates (2), connecting rings (3), guide plates (4), sliding cylinders (5), a discharge pipe (51), a material blocking pipe (53) and a first spring (52), wherein the front side and the rear side of the upper part of the bottom plate (1) are respectively provided with two support plates (2), the connecting rings (3) are arranged between the upper sides of the four support plates (2), the front side and the rear side of the upper part of the connecting rings (3) are respectively provided with the guide plates (4), the sliding cylinders (5) are arranged on the guide plates (4) in a sliding mode, the discharge pipe (51) is arranged on the inner bottom wall of each sliding cylinder (5), the material blocking pipe (53) is arranged on the inner wall of each discharge pipe (51) in a sliding mode, the first spring (52) is arranged between the inner bottom wall of each material blocking pipe (53) and the inner top wall of each discharge pipe (51), and is characterized by further comprising a placing mechanism (6) and a pressing mechanism (7), the placing mechanism (6) is arranged on the upper side of the bottom plate (1), and the pressing mechanism (7) is arranged on the upper side of the connecting ring (3).

2. The plastic lattice injection molding equipment for decoration according to claim 1, wherein the placing mechanism (6) comprises a rotating frame (60), a placing plate (61), a mold (62) and a feeding pipe (63), the rotating frame (60) is rotatably arranged on the upper side of the bottom plate (1), the placing plate (61) is arranged on the outer side of the rotating frame (60), the molds (62) are placed on the front side and the rear side of the placing plate (61), and the feeding pipe (63) is arranged on the inner side of the upper portion of the mold (62).

3. The plastic lattice injection molding equipment for decoration according to claim 2, wherein the pressing mechanism (7) comprises fixing plates (70), an air cylinder (71), a push rod (72) and a lower pressing plate (73), four fixing plates (70) are uniformly arranged on the upper side of the connecting ring (3) along the circumferential direction, the air cylinder (71) is arranged between the inner sides of the fixing plates (70), the push rod (72) is arranged on an expansion link of the air cylinder (71), the lower pressing plate (73) is arranged on the push rod (72), and the front side and the rear side of the lower pressing plate (73) are connected with the sliding cylinder (5).

4. The plastic lattice injection molding equipment for decoration according to claim 3, further comprising a clamping mechanism (8), wherein the clamping mechanism (8) comprises first fixing blocks (80), clamping plates (81) and torsion springs (82), eight groups of first fixing blocks (80) are uniformly arranged on the inner side of the placing plate (61) along the circumferential direction, each group comprises two first fixing blocks (80), the clamping plates (81) are arranged on the fixing blocks in a rotating mode, and the torsion springs (82) are arranged between the upper side and the lower side of the clamping plates (81) and the upper side and the lower side of the first fixing blocks (80).

5. The plastic lattice injection molding equipment for decoration according to claim 4, further comprising a rotating mechanism (9), wherein the rotating mechanism (9) comprises a first guide rod (90), a threaded hollow column (91), a second spring (92), a rotating block (93), a turntable (94), a third spring (95), a wedge-shaped block (96) and a first connecting plate (97), the first guide rod (90) is arranged in the middle of the upper side of the bottom plate (1), the threaded hollow column (91) is slidably arranged on the first guide rod (90), the upper side of the threaded hollow column (91) is in contact with the lower side of the push rod (72), the second spring (92) is arranged between the upper side of the first guide rod (90) and the inner top wall of the threaded hollow column (91), the rotating block (93) is arranged on the threaded hollow column (91), eight first connecting plates (97) are uniformly arranged on the inner side of the rotating frame (60) along the circumferential direction, a rotary disc (94) is arranged between the inner sides of the first connecting plates (97), eight wedge-shaped blocks (96) are uniformly and slidably arranged on the inner sides of the rotary discs (94) along the circumferential direction, and third springs (95) are arranged between the outer sides of the wedge-shaped blocks (96) and the inner sides of the rotary discs (94).

6. The plastic lattice injection molding equipment for decoration according to claim 5, further comprising an ejecting mechanism (10), wherein the ejecting mechanism (10) comprises a second fixed block (101), a second guide rod (102), a sliding block (103), a second connecting plate (104), a rotating wheel (105), a fourth spring (106) and a guide ring (107), eight second fixed blocks (101) are uniformly arranged on the outer side of the placing plate (61) along the circumferential direction, the second guide rod (102) is arranged on the inner side of each second fixed block (101), the sliding block (103) is arranged on each second guide rod (102) in a sliding manner, the second connecting plate (104) is arranged on the upper side of each sliding block (103), the rotating wheel (105) is arranged on the lower side of each sliding block (103) in a rotating manner, the fourth spring (106) is arranged between the outer side of each sliding block (103) and the inner side of each second fixed block (101), the upper side of the bottom plate (1) is provided with a guide ring (107).

7. The injection molding equipment for plastic lattices used for decoration according to claim 6, further comprising a wiping mechanism (11), wherein the wiping mechanism (11) comprises mounting plates (111), fixing rods (112) and rotary drums (113), eight mounting plates (111) are uniformly arranged on the upper side of the placing plate (61) along the circumferential direction, the fixing rods (112) are arranged on the mounting plates (111), and the rotary drums (113) are rotatably arranged on the fixing rods (112).

8. An injection molding apparatus for decorative plastic lattices as claimed in claim 7, wherein eight placing frames are uniformly provided on the placing plate (61) in a circumferential direction.