CN214137032U

CN214137032U - Injection device of injection molding machine

Info

Publication number: CN214137032U
Application number: CN202022699302.6U
Authority: CN
Inventors: 许文华
Original assignee: Ningbo Huacheng Rubber & Plastic Machinery Co ltd
Current assignee: Ningbo Huacheng Rubber & Plastic Machinery Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-09-07
Anticipated expiration: 2030-11-19

Abstract

The utility model relates to an injection molding machine injection apparatus relates to injection molding's field, has solved the sizing material and has changed fashioned in-process in the mould, and injection mechanism does not annotate the material for the mould, but still need give the inside sizing material heat supply of injection mechanism, has leaded to the extravagant problem of injection mechanism energy, and it includes the support body and locates the injection mechanism on the support body, injection mechanism slides along the direction with injection mechanism length direction vertically and connects on the support body, be equipped with at least one power unit that orders about injection mechanism and slide on the support body. The injection mechanism has the advantages that the energy of the injection mechanism is reasonably utilized, and the utilization rate of the injection mechanism is improved.

Description

Injection device of injection molding machine

Technical Field

The present application relates to the field of injection molding, and more particularly, to an injection device for an injection molding machine.

Background

An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for molding thermoplastic plastics, thermosetting plastics or rubber into products of various shapes by utilizing a molding die, and is divided into a vertical type, a horizontal type and a full-electric type.

As shown in fig. 1, in the related art, an injection molding machine includes a machine body 11, a mold clamping frame 12 disposed on an upper side of the machine body 11, a fixed mold plate 13 fixed on a lower side of the mold clamping frame 12, a lower mold 14 fixed on an upper side of the fixed mold plate 13, a movable mold plate 15 slidably coupled to the mold clamping frame 12 in a vertical direction and disposed on an upper side of the lower mold 14, an upper mold 16 fixed on a lower side of the movable mold plate 15, a mold clamping cylinder 17 fixed on an upper side of the mold clamping frame 12 for driving the movable mold plate 15 to move up and down, and an injection mechanism 18 disposed on the machine body 11 toward the lower mold 14 for injecting a material into the lower mold 14, wherein the injection mechanism 18 is slidably coupled to the machine body 11 in a length direction thereof for injecting a sizing material into the mold, and one injection mechanism 18 corresponds to one mold.

In view of the above-mentioned related technologies, the inventor believes that in the process of changing and molding the rubber compound in the mold, although the injection mechanism does not inject the rubber compound into the mold, heat needs to be supplied to the rubber compound inside the injection mechanism, which results in waste of energy of the injection mechanism, and there is still room for improvement.

SUMMERY OF THE UTILITY MODEL

In order to reasonably utilize the energy of an injection mechanism and improve the utilization rate of the injection mechanism, the application provides an injection device of an injection molding machine.

The application provides an injection molding machine injection apparatus, adopts following technical scheme:

the utility model provides an injection molding machine injection apparatus, includes the support body and locates the injection mechanism on the support body, injection mechanism slides along the direction perpendicular with injection mechanism length direction and connects on the support body, be equipped with at least one power unit that orders about injection mechanism and slide on the support body.

Through adopting above-mentioned technical scheme, injection mechanism slides along the direction perpendicular rather than length direction and connects on the support body for an injection mechanism can match a plurality of closing die devices and use, and when sizing material was moulded in the mould on one of them closing die device, injection mechanism can drive down the gliding and move to next closing die device department and pour into the sizing material into for next mould at power unit, has reduced the waste of injection mechanism energy, has improved injection mechanism's utilization ratio.

Optionally, the power mechanism includes a power driving member fixed on the frame body for driving the injection mechanism to slide, and an output end of the power driving member is fixed with the injection mechanism.

By adopting the technical scheme, the power driving part can be an oil cylinder or an air cylinder, the injection mechanism is driven to slide by the power driving part, namely, when the rubber material is molded in the mold on one mold closing device, the injection mechanism can slide to the next mold closing device to inject the rubber material into the next mold under the driving of the power driving part, the energy waste of the injection mechanism is reduced, and the utilization rate of the injection mechanism is improved.

Optionally, the upper side of the frame body is fixed with at least two mutually parallel slide rails, the lower side of the injection mechanism is fixed with a slide block, and the slide block is connected to the slide rails in a sliding manner.

Through adopting above-mentioned technical scheme, injection mechanism slides through slider and slide rail and connects on the support body, and the equipment is convenient, and the resistance of sliding is little.

Optionally, the frame body is provided with an organ cover covering the sliding rail, the two organ covers correspond to the sliding rail, one end of the organ cover close to the injection mechanism is fixed to the sliding block, and one end of the organ cover far away from the injection mechanism is fixed to the frame body.

Through adopting above-mentioned technical scheme, the organ cover covers the slide rail and closes, has reduced the contact of slide rail with external, makes debris such as dust be difficult for dropping on the slide rail, makes the slide rail be difficult for rustting, has improved the life of slide rail and slider.

Optionally, support blocks are fixed on both sides of the frame body, and limit columns perpendicular to the length direction of the injection mechanism are fixed on the support blocks.

Through adopting above-mentioned technical scheme, the setting of spacing post is spacing to injection mechanism's position to align with the mould before convenient injection mechanism pours into the sizing material into for the mould, and need not manual control adjustment, improved the injection efficiency of mould sizing material.

Optionally, the power mechanism comprises a power screw rod, a driving block and a power motor, wherein the two ends of the power screw rod are rotatably connected to the upper side of the frame body, the two ends of the power screw rod are only relatively rotated with respect to the frame body, the driving block is sleeved on the power screw rod and is in threaded connection with the power screw rod, the power motor is fixed on the frame body to drive the power screw rod to rotate, the driving block is fixed on the injection mechanism, and the axis of the power screw rod is perpendicular to the length direction of the injection mechanism.

Through adopting above-mentioned technical scheme, power motor orders about the power lead screw and rotates, and the power lead screw orders about the drive block and slides along the axial of power lead screw, and the drive block drives injection mechanism and slides on the support body for an injection mechanism can match a plurality of moulds and use, and when sizing material was moulded in one of them mould promptly, injection mechanism can be in power mechanism order about gliding and move to next mould department and pour into the sizing material into for next mould into, has reduced the waste of injection mechanism energy, has improved injection mechanism's utilization ratio.

Optionally, the downside of injection mechanism is equipped with the injection frame, the injection frame slides along the direction perpendicular with injection mechanism length direction and connects on the support body, the both ends of injection mechanism all are fixed with the lifter, be fixed with four backup pads in the injection frame, be equipped with the hole of sliding that wears to establish and slide at the both ends that supply the lifter in the backup pad, be equipped with at least one actuating mechanism who orders about the lifter lift in the injection frame.

Through adopting above-mentioned technical scheme, the lifter both ends wear to locate in the sliding hole and slide with the backup pad and be connected to guide injection mechanism to slide along vertical direction, order about the lifter through actuating mechanism and go up and down and realize injection mechanism's height-adjustable, in order to annotate the material to not unidimensional mould, widened injection mechanism's application scope.

Optionally, the number of the driving mechanisms is at least one, each driving mechanism includes at least two first screw rod lifters respectively arranged on the lower sides of the two lifting rods and a first driving motor fixed on the injection rack and driving a worm of the first screw rod lifter to rotate, and the upper end of a screw rod of each first screw rod lifter is fixed with the lifting rod.

Through adopting above-mentioned technical scheme, first driving motor orders about the worm of first lead screw lift and rotates, and then orders about the lead screw lift of first lead screw lift to realize the regulation of lifter height.

In summary, the present application includes at least one of the following beneficial technical effects:

when the glue is molded in the mold on one of the mold closing devices, the injection mechanism can slide to the next mold closing device under the driving of the power mechanism to inject the glue into the next mold, so that the waste of energy of the injection mechanism is reduced, and the utilization rate of the injection mechanism is improved.

Drawings

Fig. 1 is a schematic structural view of an injection molding machine in the related art.

Fig. 2 is a schematic structural view of an injection device of an injection molding machine according to embodiment 1 of the present application.

Fig. 3 is an exploded view of the rack body, the injection rack and the organ cover according to embodiment 1 of the present application.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a schematic structural view of an injection mechanism, an injection rack, a support plate, a lifting rod, and a driving mechanism according to embodiment 1 of the present application.

Fig. 6 is a partial schematic structural view of a driving mechanism, a support plate, and a lift lever according to embodiment 1 of the present application.

Fig. 7 is a schematic structural view of an injection device of an injection molding machine according to embodiment 2 of the present application.

Fig. 8 is a schematic structural view of the frame body, the injection frame, and the power mechanism according to embodiment 2 of the present application.

Description of reference numerals: 11. a body; 12. a mold closing rack; 13. fixing a template; 14. a lower die; 15. moving the template; 16. an upper die; 17. a die closing oil cylinder; 18. an injection mechanism; 2. an injection device; 21. an injection rack; 211. a slider; 212. a fixed block; 22. a lifting rod; 221. a limiting plate; 23. a support plate; 231. a sliding hole; 24. a drive mechanism; 241. a first lead screw lifter; 242. a first drive motor; 243. a second lead screw lifter; 244. a second drive motor; 25. an injection mechanism; 251. a support pillar; 26. a frame body; 261. a slide rail; 262. an organ cover; 263. a support block; 2631. a limiting column; 2632. locking the nut; 264. connecting blocks; 27. a power mechanism; 271. a powered drive member; 272. a power screw rod; 273. a drive block; 274. a power motor.

Detailed Description

The present application is described in further detail below with reference to figures 2-8.

Example 1

The embodiment of the application discloses an injection device of an injection molding machine. Referring to fig. 2, the injection device 2 includes a frame body 26, an injection frame 21, an injection mechanism 25, a driving mechanism 24, and a power mechanism 27.

Referring to fig. 2 and 3, two sliding blocks 211 are fixed on the lower side of the injection rack 21, the two sliding blocks 211 are respectively disposed on two sides of the injection rack 21, two sliding rails 261 are fixed on the rack body 26, the length direction of the sliding rails 261 is perpendicular to the length direction of the injection mechanism 25, the sliding rails 261 are in one-to-one correspondence with the sliding blocks 211, and the sliding blocks 211 are slidably connected to the sliding rails 261 so as to slidably connect the injection rack 21 to the rack body 26.

The power mechanism 27 is disposed on the frame 26, the power mechanism 27 is configured to drive the injection frame 21 to slide on the frame 26 along the slide rail 261, the power mechanism 27 includes a power driving element 271, the power driving element 271 may be an oil cylinder or an air cylinder, where the power driving element 271 is preferably an oil cylinder, the number of the oil cylinders is at least one, the number of the oil cylinders is preferably two, the oil cylinders are fixed on the frame 26, a fixed block 212 is fixed on the lower side of the injection frame 21, and a piston rod of the oil cylinder is fixed to the fixed block 212 to drive the injection frame 21 to slide on the frame 26.

Referring to fig. 3 and 4, the two ends of the sliding rail 261 are provided with supporting blocks 263, the supporting blocks 263 are fixed on the frame body 26, a limiting column 2631 penetrates through the supporting blocks 263, the limiting column 2631 penetrates through the supporting blocks 263 and is arranged towards the injection rack 21, the limiting column 2631 is in threaded connection with the supporting blocks 263, the axis of the limiting column 2631 is parallel to the length direction of the sliding rail 261, the limiting column 2631 limits the injection mechanism 25 by abutting against the injection rack 21, so that the injection mechanism 25 is aligned to a mold needing to be injected; a locking nut 2632 is further connected to one side of the limiting column 2631 away from the injection rack 21 through a thread, and the locking nut 2632 presses the supporting block 263 to lock the limiting column 2631, so that the limiting column 2631 is not easy to axially slide with the supporting block 263; the rack body 26 is further provided with an organ cover 262 for covering the sliding rail 261, the two organ covers 262 correspond to one sliding rail 261, the two organ covers 262 covering the same sliding rail 261 are respectively arranged on two sides of the injection rack 21, one end of the organ cover 262 is fixed with the supporting block 263, the other end of the organ cover 262 is fixed with the injection rack 21, and when the injection rack 21 slides on the rack body 26, the sliding rail 261 is covered by extending and contracting the organ cover 262, so that the contact between the sliding rail 261 and the outside is reduced.

Referring to fig. 5 and 6, the injection mechanism 25 is a common knowledge of those skilled in the art, and will not be described herein, the lower side of the injection mechanism 25 has two support columns 251 parallel to each other, the axial direction of the support columns 251 is parallel to the length direction of the injection mechanism 25, two ends of the support columns 251 are both provided with a lifting rod 22, one lifting rod 22 corresponds to two support columns 251, and one end of each of the two support columns 251 is fixed on the lifting rod 22; injection frame 21's upside is fixed with backup pad 23, the quantity of backup pad 23 is four, four corners of injection frame 21 are located respectively to four backup pads 23, two backup pads 23 are corresponding to a lifter 22, the hole 231 that slides has been seted up on the backup pad 23, the hole 231 that slides is seted up on backup pad 23 along vertical, the one end of lifter 22 is worn to locate in the hole 231 that slides, lifter 22 slides in the hole 231 that slides, actuating mechanism 24 is located on injection frame 21, actuating mechanism 24 is used for ordering about lifter 22 and slides in the hole 231 that slides.

The number of the driving mechanisms 24 may be one, or may be two or more, where the number of the driving mechanisms 24 is preferably one, and the driving mechanism 24 includes a first lead screw lifter 241 and a first driving motor 242; the number of the first lead screw lifters 241 is at least two, at least two first lead screw lifters 241 respectively correspond to two lifting rods 22, the number of the first lead screw lifters 241 can be two, and can also be three or more, the first lead screw lifters 241 are preferably two, the two first lead screw lifters 241 correspond to the lifting rods 22 one by one, the first lead screw lifters 241 are fixed on the injection rack 21, the lead screws of the first lead screw lifters 241 are vertically arranged, and the upper ends of the lead screws of the first lead screw lifters 241 are fixed with the lifting rods 22; the number of the first driving motors 242 is one, the first driving motors 242 are fixed on the support plate 23, an output shaft of each first driving motor 242 is fixedly connected with a worm of one first lead screw lifter 241, and the worms of the two first lead screw lifters 241 are connected through chain transmission, that is, one motor can drive the two first lead screw lifters 241 to rotate.

The two ends of the lifting rod 22 are both fixed with limiting plates 221 by screws, and the limiting plates 221 are abutted against one end of the supporting plate 23 far away from the lifting rod 22 and connected with the supporting plate 23 in a sliding manner so as to guide the lifting rod 22 to lift, so that the lifting rod 22 is not easy to slide relative to the supporting plate 23 along the length direction.

The implementation principle of the embodiment 1 is as follows: the injection mechanism 25 is connected to the frame 26 in a sliding manner and is driven by the power mechanism 27 to slide, so that one injection mechanism 25 can be matched with a plurality of mold closing devices for use, that is, when glue is molded in a mold of one mold closing device, the injection mechanism 25 can be driven by the power driving part 271 to slide to the next mold closing device to inject glue into the next mold, and the utilization rate of the injection mechanism 25 is improved; the first driving motor 242 drives the worm of the first lead screw lifter 241 to rotate, and further drives the lead screw of the first lead screw lifter 241 to lift so as to adjust the heights of the lifting rod 22 and the injection mechanism 25, so that the height of the injection mechanism 25 can be adjusted according to the size of the mold, and the application range is wide.

Example 2

Referring to fig. 7 and 8, the present embodiment is different from embodiment 1 in that the power mechanism 27 includes a power screw 272, a driving block 273 and a power motor 274; two connecting blocks 264 are fixed on the upper side of the frame body 26, two ends of a power screw 272 are rotatably connected onto the two connecting blocks 264 through bearings, the power screw 272 and the frame body 26 do not slide relatively along the axial direction of the power screw 272, the axis of the power screw 272 is parallel to the length direction of the sliding rail 261, a power motor 274 is fixed on the frame body 26, the output shaft of the power motor 274 is fixed with one end of the power screw 272 so as to drive the power screw 272 to rotate, a driving block 273 is fixed on the lower side of the injection frame 21, and the driving block 273 is sleeved on the power screw 272 and is in threaded connection with the power screw 272.

The implementation principle of the embodiment 2 is as follows: the power motor 274 rotates to drive the power screw 272 to rotate, the power screw 272 and the driving block 273 rotate relatively to drive the driving block 273 to move along the axial direction of the power screw 272, multi-stroke sliding of the injection mechanism 25 is achieved, the injection mechanism 25 can inject rubber materials into two or more molds, and the application range is wider.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An injection device of an injection molding machine, comprising a frame body (26) and an injection mechanism (25) arranged on the frame body (26), characterized in that: the injection mechanism (25) is connected to the frame body (26) in a sliding mode along the direction perpendicular to the length direction of the injection mechanism (25), and at least one power mechanism (27) driving the injection mechanism (25) to slide is arranged on the frame body (26).

2. An injection molding machine injection apparatus as claimed in claim 1, wherein: the power mechanism (27) comprises a power driving piece (271) which is fixed on the frame body (26) and drives the injection mechanism (25) to slide, and the output end of the power driving piece (271) is fixed with the injection mechanism (25).

3. An injection molding machine injection apparatus as claimed in claim 1, wherein: the upside of support body (26) is fixed with two at least slide rails (261) that are parallel to each other, the downside of injection mechanism (25) is fixed with slider (211), slider (211) slide and connect on slide rail (261).

4. An injection molding machine injection apparatus as claimed in claim 3, wherein: the injection device is characterized in that an organ cover (262) covering the sliding rail (261) is arranged on the frame body (26), the two organ covers (262) correspond to the sliding rail (261), one end, close to the injection mechanism (25), of the organ cover (262) is fixed with the sliding block (211), and one end, far away from the injection mechanism (25), of the organ cover (262) is fixed with the frame body (26).

5. An injection molding machine injection apparatus as claimed in claim 1, wherein: supporting blocks (263) are fixed on two sides of the frame body (26), and limiting columns (2631) which are perpendicular to the length direction of the injection mechanism (25) are fixed on the supporting blocks (263).

6. An injection molding machine injection apparatus as claimed in claim 1, wherein: power unit (27) include both ends all rotate connect in support body (26) upside and both ends only relatively support body (26) pivoted power lead screw (272), overlap locate on power lead screw (272) and with power lead screw (272) threaded connection's drive block (273) and be fixed in on support body (26) order about power lead screw (272) pivoted power motor (274), drive block (273) are fixed in on injection mechanism (25), the axis of power lead screw (272) is mutually perpendicular with the length direction of injection mechanism (25).

7. An injection molding machine injection apparatus as claimed in claim 1, wherein: the downside of injection mechanism (25) is equipped with injection frame (21), injection frame (21) slide along the direction perpendicular with injection mechanism (25) length direction and connect on support body (26), the both ends of injection mechanism (25) all are fixed with lifter (22), be fixed with four backup pads (23) on injection frame (21), be equipped with slide hole (231) that wear to establish and slide in the both ends that supply lifter (22) on backup pad (23), be equipped with actuating mechanism (24) that at least one ordered about lifter (22) goes up and down on injection frame (21).

8. An injection molding machine injection apparatus as claimed in claim 7, wherein: the number of the driving mechanisms (24) is at least one, each driving mechanism (24) comprises at least two first screw rod lifters (241) which are respectively arranged on the lower sides of the two lifting rods (22) and a first driving motor (242) which is fixed on the injection rack (21) and drives the worm of each first screw rod lifter (241) to rotate, and the upper ends of the screw rods of the first screw rod lifters (241) are fixed with the lifting rods (22).