CN218256547U - Injection molding device for plastic production - Google Patents

Abstract

The application discloses injection moulding device is used in plastics production belongs to injection moulding equipment technical field. The injection molding device for plastic production comprises a molding assembly and a blanking assembly. The molding assembly includes: supporting part, feed portion, displacement portion and the portion of moulding plastics, the portion of moulding plastics sets up the supporting part with between the feed portion, displacement portion sets up the supporting part the feed portion with on the portion of moulding plastics, during the use, first cylinder work, the piston rod of first cylinder drives and takes off the module and release the bed die to plastic products, the work of second cylinder, the piston rod of second cylinder drives second U template and pushes away plastic products from the bed die, make plastic products enter into and connect the workbin, constantly make plastic products according to above-mentioned step, this injection moulding device does not need the manual work to take off fashioned plastic products from the bed die, can accomplish the unloading to plastic products, has reduced operator's the amount of labour.

Description

Injection molding device for plastic production

Technical Field

The application belongs to the technical field of injection molding equipment, and more specifically relates to an injection molding device for plastic production.

Background

The plastic products are the general name of articles for daily use, industry and the like which are processed by adopting plastics as main raw materials. Including products of all processes of injection molding, plastic uptake and the like which take plastics as raw materials. Plastics are a class of synthetic polymeric materials that are plastic.

Through retrieval, chinese patent No. CN201921347736.0 discloses an injection molding device for plastic production, which comprises a base plate, wherein two sides of the top end of the base plate are fixedly provided with slide bars, two top ends of the slide bars are fixedly provided with supporting plates, two opposite sides of the supporting plates are fixedly provided with injection pipes, a movable mold is movably sleeved at the middle part of each slide bar, a fixed mold is movably mounted at the top of each slide bar and at the top of the movable mold, plastic particles are transported to the heating pipe through a motor driving screw rod to be melted, the melted plastic liquid is injected into the movable mold through pressurization treatment of the injection pipes, the melted plastic can be molded according to the shape inside the mold through extrusion of the two molds, then the time for plastic molding can be shortened through introducing cold water into a cooling hole, and the molded plastic product can be conveniently pushed out of the mold through the motor driving push rod, so that the plastic product is inconvenient to be taken out.

However, the above-mentioned solutions still have the drawback that after the plastic product is pushed out from the slide mold by the push rod, the operator is required to remove the pushed plastic product from the slide mold, so that the plastic products are removed one by one, which increases the labor capacity of the operator.

Disclosure of Invention

In order to solve the defects in the prior art, the application provides an injection molding device for plastic production, which is characterized in that the problem that after a plastic product is pushed out from a sliding mold through a push rod, an operator needs to take the pushed plastic product down from the sliding mold, so that the plastic product is taken down one by one, and the labor of the operator is improved is solved.

In order to achieve the purpose, the technical scheme of the application is as follows:

an injection molding device for plastic production comprises a molding assembly and a blanking assembly.

The molding assembly includes: the injection molding device comprises a supporting portion, a feeding portion, a displacement portion and an injection molding portion, wherein the injection molding portion is arranged between the supporting portion and the feeding portion, and the displacement portion is arranged on the supporting portion, the feeding portion and the injection molding portion.

Unloading subassembly includes first cylinder, pushes away the frame, takes off module, riser, second cylinder, second U template and connects the workbin, first cylinder sets up on the supporting part, the end fixing of the piston rod of first cylinder pushes away on the lower surface of frame, it sets up to push away the frame in the portion of moulding plastics, it fixes to take off the module push away the upper end of frame, the riser sets up the supporting part with between the feeding portion, the second cylinder is fixed on the side surface of riser, the piston rod end fixing of second cylinder is in on the side surface of second U template, it sets up to connect the workbin on the supporting part.

In the implementation process, the supporting part comprises a supporting column and a supporting plate, and the supporting column is fixed on the lower surface of the supporting plate.

In the implementation process, the displacement part comprises a first U-shaped plate, a second motor, two lead screws, a transverse plate and a chain transmission part, the first U-shaped plate is fixed on the lower surface of the supporting plate, the second motor is fixed on the first U-shaped plate, the two lead screws are arranged, the lead screws are rotatably arranged on the supporting plate, the lower ends of the lead screws and one of the output shafts of the second motor are fixed together, the two lead screws are connected together through the chain transmission part in a transmission way, and the transverse plate is sleeved on the lead screws in a threaded manner.

In the implementation process, the displacement part further comprises a rotating part, and the upper end of the screw rod is rotatably arranged in the rotating part.

In the implementation process, the chain transmission part comprises a driving wheel, a chain and a driven wheel, the driving wheel and the driven wheel are fixed on the outer walls of the different screw rods, and the driving wheel and the driven wheel are connected together through the chain in a transmission manner.

In the implementation process, the feeding portion comprises an injection molding box, a screw rod, a storage bin, a frame, a first motor, a heating pipe and a top plate, the rotating piece is fixed on the lower surface of the top plate, the injection molding box is fixed on the top plate, the storage bin is arranged on the injection molding box, the frame is fixed on the outer wall of the injection molding box, the first motor is fixed on the upper surface of the frame, the output shaft of the first motor is fixed on the upper surface of the screw rod, and the heating pipe is fixed on the outer wall of the injection molding box.

In the implementation process, the injection molding part comprises a connecting column, a liquid guide pipe, an upper mold, a lower mold and a guide column, the connecting column is fixed between the lower surface of the top plate and the upper surface of the upper mold, the liquid guide pipe is arranged on the injection molding box and the upper mold, the guide column is fixed between the upper mold and the supporting plate, the lower mold is sleeved on the guide column in a sliding manner, one end of the transverse plate is fixed on the outer wall of the lower mold, the upper mold and the lower mold are arranged correspondingly, the first air cylinder is fixed on the lower surface of the supporting plate, the pushing frame is inserted on the lower mold in a sliding manner, and the vertical plate is fixed between the upper surface of the supporting plate and the side surface of the top plate.

In the implementation process, the material receiving box comprises a box body, a threaded rod, a connecting plate and a nut, the connecting plate is fixed on the outer wall of the box body, the threaded rod is fixed on the upper surface of the supporting plate, the connecting plate is sleeved on the threaded rod, and the nut is sleeved on the threaded rod.

Compared with the prior art, the method has the following advantages:

when the plastic product injection molding device is used, granular plastic is injected into a storage bin, the second motor works to drive the chain transmission part to rotate, the chain transmission part rotates to drive the two screw rods to synchronously rotate, the lower mold moves up and down under the combined action of the screw rods, the transverse plates and the guide pillars, the rotating direction of the output shaft of the second motor is controlled to enable the lower mold and the upper mold to be combined together, the first motor and the heating pipe work to melt the plastic particles, the screw rods are driven by the rotation of the output shaft of the first motor to rotate, liquid plastic is injected between the upper mold and the lower mold through the liquid guide pipes by the screw rods, after a period of time, the plastic product is cooled and molded, the output shaft of the second motor is reversed to enable the lower mold and the upper mold to be separated, the first cylinder works, the piston rod of the first cylinder drives the demolding module to push the plastic product out of the lower mold, the second cylinder works, the piston rod of the second cylinder drives the second U-shaped plate to push the plastic product out of the lower mold, the plastic product into the material receiving bin, the plastic product is manufactured continuously according to the steps, the plastic product discharging device can be completed without manually taking off the lower mold, and the labor intensity of an operator is reduced.

Drawings

FIG. 1 is a schematic structural diagram of an injection molding apparatus for plastic production according to an embodiment of the present disclosure;

FIG. 2 is a schematic sectional view of an injection molding apparatus for plastic production according to an embodiment of the present disclosure;

FIG. 3 is a schematic cross-sectional view of a molding assembly according to an embodiment of the present disclosure;

FIG. 4 is an enlarged view of area A of FIG. 3 according to an embodiment of the present disclosure;

fig. 5 is a schematic cross-sectional structure view of a blanking assembly provided in an embodiment of the present application.

In the figure: the injection molding machine comprises a molding assembly 100, a supporting portion 110, a supporting column 111, a supporting plate 112, a feeding portion 120, an injection molding box 121, a screw 122, a storage bin 123, a frame 124, a first motor 125, a heating pipe 126, a top plate 127, a displacement portion 130, a first U-shaped plate 131, a second motor 132, a screw 133, a rotating member 134, a transverse plate 135, a chain transmission member 136, a driving wheel 1361, a chain 1362, a driven wheel 1363, an injection molding portion 140, a connecting column 141, a liquid guide pipe 142, an upper die 143, a lower die 144, a guide column 145, a blanking assembly 200, a first air cylinder 210, a pushing frame 220, a demoulding block 230, a vertical plate 240, a second air cylinder 250, a second U-shaped plate 260, a material receiving box 270, a box body 271, a threaded rod 272, a connecting plate 273 and a nut 274.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more clearly understood, the present application is further described in detail below with reference to the embodiments.

It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the examples, the means used are conventional in the art unless otherwise specified.

Referring to fig. 1-5, the present application provides an injection molding apparatus for plastic production, which includes a forming assembly 100 and a blanking assembly 200. The blanking assembly 200 is arranged on the forming assembly 100, the output shaft of the second motor 132 rotates reversely to separate the lower die 144 and the upper die 143, the first air cylinder 210 works, the piston rod of the first air cylinder 210 drives the demoulding module 230 to push the plastic product out of the lower die 144, the second air cylinder 250 works, the piston rod of the second air cylinder 250 drives the second U-shaped plate 260 to push the plastic product out of the lower die 144, so that the plastic product enters the material receiving box 270, the plastic product is manufactured continuously according to the steps, the injection molding device can finish blanking of the plastic product without manually taking the molded plastic product out of the lower die 144, and the labor amount of operators is reduced.

Referring to fig. 1-4, a molding assembly 100 includes: the injection molding part 140 is arranged between the support part 110 and the feed part 120, the support part 110 comprises a support column 111 and a support plate 112, the support column 111 is fixed on the lower surface of the support plate 112, the support column 111 enables the lower surface of the support plate 112 to be far away from the ground, the lower surface of the support plate 112 is effectively prevented from being corroded by dirt on the ground, the displacement part 130 is arranged on the support part 110, the feed part 120 and the injection molding part 140, the displacement part 130 comprises a first U-shaped plate 131, a second motor 132, a screw rod 133, a transverse plate 135 and a chain transmission piece 136, the first U-shaped plate 131 is fixed on the lower surface of the support plate 112, the second motor 132 is fixed on the first U-shaped plate 131, the screw rod 133 is provided with two screw rods 133, the screw rod 133 is rotatably arranged on the support plate 112, the displacement part 130 further comprises a rotating piece 134, and the upper end of the screw rod 133 is rotatably arranged in the rotating piece 134, the rotating member 134 enables the screw rods 133 to rotate more smoothly, in this embodiment, the rotating member 134 is a bearing, the lower ends of the screw rods 133 are fixed with the output shaft of one of the second motors 132, the two screw rods 133 are connected together through the transmission of the chain transmission member 136, the chain transmission member 136 includes a driving wheel 1361, a chain 1362 and a driven wheel 1363, the driving wheel 1361 and the driven wheel 1363 are fixed on the outer walls of different screw rods 133, the driving wheel 1361 and the driven wheel 1363 are connected together through the transmission of the chain 1362, the driving wheel 1361, the chain 1362 and the driven wheel 1363 enable the two screw rods 133 to rotate synchronously, the transverse plate 135 is sleeved on the screw rods 133 in a threaded manner, the rotation of the output shaft of the second motor 132 drives one of the screw rods 133 and the chain transmission member 136 to rotate, the rotation of the chain transmission member 136 drives the two screw rods 133 to rotate, and the rotation of the two screw rods 133 can realize the up-and-down movement of the transverse plate 135.

The feeding part 120 comprises an injection molding box 121, a screw 122, a bin 123, a frame 124, a first motor 125, a heating pipe 126 and a top plate 127, a rotating member 134 is fixed on the lower surface of the top plate 127, the injection molding box 121 is fixed on the top plate 127, the bin 123 is arranged on the injection molding box 121, the frame 124 is fixed on the outer wall of the injection molding box 121, the first motor 125 is fixed on the upper surface of the frame 124, an output shaft of the first motor 125 is fixed on the upper surface of the screw 122, the heating pipe 126 is fixed on the outer wall of the injection molding box 121, plastic particles are injected into the bin 123, the first motor 125 works to drive the screw 122 to rotate, the heating pipe 126 works to melt the plastic particles, the melted liquid is extruded by the screw 122, the injection molding part 140 comprises a connecting column 141, a liquid guide pipe 142, an upper mold 143, a lower mold 144 and a guide column 145, the connecting column 141 is fixed between the lower surface of the top plate 127 and the upper surface of the upper die 143, the liquid guide pipe 142 is arranged on the injection molding box 121 and the upper die 143, the guide post 145 is fixed between the upper die 143 and the supporting plate 112, the lower die 144 is slidably sleeved on the guide post 145, one end of the transverse plate 135 is fixed on the outer wall of the lower die 144, the upper die 143 and the lower die 144 are correspondingly arranged, the first air cylinder 210 is fixed on the lower surface of the supporting plate 112, the push frame 220 is slidably inserted on the lower die 144, the vertical plate 240 is fixed between the upper surface of the supporting plate 112 and the side surface of the top plate 127, the upper die 143 and the lower die 144 are combined together under the action of the screw rod 133, liquid plastic enters between the upper die and the lower die through the liquid guide pipe 142, and the plastic product is manufactured.

Referring to fig. 2 and 5, the blanking assembly 200 includes a first cylinder 210, a push frame 220, a stripping block 230, a vertical plate 240, a second cylinder 250, a second U-shaped plate 260 and a receiving box 270, the first cylinder 210 is disposed on the support portion 110, an end of a piston rod of the first cylinder 210 is fixed on a lower surface of the push frame 220, the push frame 220 is disposed on the injection molding portion 140, the stripping block 230 is fixed on an upper end of the push frame 220, the vertical plate 240 is disposed between the support portion 110 and the feeding portion 120, the second cylinder 250 is fixed on a side surface of the vertical plate 240, an end of a piston rod of the second cylinder 250 is fixed on a side surface of the second U-shaped plate 260, the receiving box 270 is disposed on the support portion 110, the receiving box 270 includes a box body 271, a threaded rod 272, a connecting plate 273 and a nut 274, the connecting plate 273 is fixed on an outer wall of the box body 271, the connecting plate 272 is fixed on an upper surface of the support plate 112, the connecting plate 273 is sleeved on the threaded rod 272, the nut 274 is screwed on the nut 274, the nut 274 is rotated, the nut 274 is removed from the threaded rod 272, and the box body 271 is removed, so as to pour out a plastic threaded rod product from the box body 271.

Specifically, this injection moulding device for plastics production's theory of operation: when the plastic injection molding device is used, granular plastic is injected into the material bin 123, the second motor 132 works to drive the chain transmission piece 136 to rotate, the chain transmission piece 136 rotates to drive the two screw rods 133 to synchronously rotate, the lower mold 144 moves up and down under the combined action of the screw rods 133, the transverse plate 135 and the guide posts 145, the rotating direction of the output shaft of the second motor 132 is controlled to enable the lower mold 144 and the upper mold 143 to be combined together, the first motor 125 and the heating pipe 126 work, the heating pipe 126 thermally melts the plastic particles, the rotation of the output shaft of the first motor 125 drives the screw rod 122 to rotate, the screw rod 122 injects liquid plastic between the upper mold 143 and the lower mold 144 through the liquid guide pipe 142, after a period of time, the plastic is cooled and molded, the output shaft of the second motor 132 rotates reversely, the lower mold 144 and the upper mold 143 are separated, the first air cylinder 210 works, the piston rod of the first air cylinder 210 drives the demolding module 230 to push the plastic product out of the lower mold 144, the second air cylinder 250 works, the piston rod of the second air cylinder 250 drives the second U260 to push the plastic product out of the lower mold 144 away from the lower mold 144, the plastic product is injected into the material receiving bin, the plastic product is manufactured according to finish the plastic injection molding, the plastic injection molding process without the manual unloading operation of the plastic injection molding device, and the plastic product discharging labor intensity of the plastic product is reduced.

The above examples only express several embodiments of the present application, which are described in detail and detail, but are not to be understood as the limitation of the claims.

It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (8)

1. An injection molding apparatus for plastic production, comprising:

a molding assembly (100), the molding assembly (100) comprising: a support (110), a feed section (120), a displacement section (130) and an injection section (140), the injection section (140) being disposed between the support (110) and the feed section (120), the displacement section (130) being disposed on the support (110), the feed section (120) and the injection section (140); and

unloading subassembly (200), unloading subassembly (200) includes first cylinder (210), pushes away frame (220), drawing of patterns piece (230), riser (240), second cylinder (250), second U template (260) and connects workbin (270), first cylinder (210) set up on supporting part (110), the end fixing of the piston rod of first cylinder (210) is in push away on the lower surface of frame (220), push away frame (220) and set up on the portion of moulding plastics (140), it fixes to take off module (230) push away the upper end of frame (220), riser (240) set up supporting part (110) with between feed portion (120), second cylinder (250) are fixed on the side surface of riser (240), the piston rod tip of second cylinder (250) is fixed on the side surface of second U template (260), it sets up to connect workbin (270) on supporting part (110).

2. An injection molding apparatus for plastic production as claimed in claim 1, wherein the support portion (110) includes a support pillar (111) and a support plate (112), the support pillar (111) being fixed to a lower surface of the support plate (112).

3. An injection molding device for plastic production as claimed in claim 2, wherein the displacement portion (130) comprises a first U-shaped plate (131), a second motor (132), a screw rod (133), a transverse plate (135) and a chain transmission member (136), the first U-shaped plate (131) is fixed on the lower surface of the support plate (112), the second motor (132) is fixed on the first U-shaped plate (131), two screw rods (133) are provided, the screw rod (133) is rotatably arranged on the support plate (112), the lower end of the screw rod (133) is fixed with the output shaft of one of the second motors (132), the two screw rods (133) are in transmission connection through the chain transmission member (136), and the transverse plate (135) is in threaded fit with the screw rod (133).

4. An injection molding apparatus for plastic production as claimed in claim 3, wherein the displacement portion (130) further comprises a rotating member (134), and an upper end of the lead screw (133) is rotatably disposed in the rotating member (134).

5. An injection molding apparatus for plastic production as claimed in claim 3, wherein the chain transmission member (136) includes a driving wheel (1361), a chain (1362) and a driven wheel (1363), the driving wheel (1361) and the driven wheel (1363) are fixed on the outer walls of the different lead screws (133), and the driving wheel (1361) and the driven wheel (1363) are drivingly connected together through the chain (1362).

6. The injection molding apparatus for plastic production as claimed in claim 4, wherein the feeding portion (120) comprises an injection molding box (121), a screw (122), a bin (123), a frame (124), a first motor (125), a heating pipe (126) and a top plate (127), the rotating member (134) is fixed on a lower surface of the top plate (127), the injection molding box (121) is fixed on the top plate (127), the bin (123) is disposed on the injection molding box (121), the frame (124) is fixed on an outer wall of the injection molding box (121), the first motor (125) is fixed on an upper surface of the frame (124), an output shaft of the first motor (125) is fixed on an upper surface of the screw (122), and the heating pipe (126) is fixed on an outer wall of the injection molding box (121).

7. The injection molding apparatus for plastic production as claimed in claim 6, wherein the injection part (140) comprises a connection column (141), a liquid guide tube (142), an upper mold (143), a lower mold (144) and a guide post (145), the connection column (141) is fixed between the lower surface of the top plate (127) and the upper surface of the upper mold (143), the liquid guide tube (142) is disposed on the injection box (121) and the upper mold (143), the guide post (145) is fixed between the upper mold (143) and the support plate (112), the lower mold (144) is slidably fitted over the guide post (145), one end of the horizontal plate (135) is fixed on the outer wall of the lower mold (144), the upper mold (143) and the lower mold (144) are correspondingly disposed, the first cylinder (210) is fixed on the lower surface of the support plate (112), the push frame (220) is slidably inserted on the lower mold (144), and the vertical plate (240) is fixed between the upper surface of the support plate (112) and the side surface of the top plate (127).

8. An injection molding apparatus for plastic production as claimed in claim 7, wherein the material receiving box (270) comprises a box body (271), a threaded rod (272), a connecting plate (273), and a nut (274), the connecting plate (273) is fixed on the outer wall of the box body (271), the threaded rod (272) is fixed on the upper surface of the supporting plate (112), the connecting plate (273) is sleeved on the threaded rod (272), and the nut (274) is sleeved on the threaded rod (272).

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