CN220903954U

CN220903954U - Multi-material mixing injection molding head structure for thin-wall injection molding part

Info

Publication number: CN220903954U
Application number: CN202322542080.0U
Authority: CN
Inventors: 周期峰
Original assignee: Hangzhou Youcheng Mould Technology Research Co ltd
Current assignee: Hangzhou Youcheng Mould Technology Research Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-05-07
Anticipated expiration: 2033-09-19

Abstract

The utility model discloses a multi-material mixing injection head structure for a thin-wall injection molding piece, which comprises an injection molding machine body, wherein the surface of the injection molding machine body is fixedly connected with a feeding box and a cooling box. This mix injection molding head structure to multiple material of thin wall injection molding sets up the cooling tank at the surface of injection molding machine body, fixedly connected with intercommunication piece between cooling tank and the feeding case, the top of cooling tank sets up the screw thread, and then can the solid container of cooling material such as dry ice is equipped with to screw thread fixation, and the inside sliding connection of cooling tank has the catch bar, can drive the inside solid of cooling tank and constantly remove, and the inside of cooling tank sets up reciprocal reciprocating lever, can constantly push up the solid that gets into the feeding incasement portion, avoid piling up, and then can realize mixing the cooling of injection molding material, and the inside fixedly connected with heating pipe of feeding case, the inside material of adjustable feeding case, the quality of guarantee thin wall injection molding.

Description

Multi-material mixing injection molding head structure for thin-wall injection molding part

Technical Field

The utility model relates to the technical field of injection molding machines, in particular to a multi-material mixed injection molding head structure for a thin-wall injection molding piece.

Background

According to the search of Chinese invention publication number: CN218519061U discloses a brush handle injection molding machine with mixed injection molding raw materials, which relates to the technical field of injection molding machines; the brush handle injection molding machine comprises a brush handle injection molding machine, wherein a feeding box is arranged at the top of the brush handle injection molding machine, a mounting plate is movably connected to the top of the feeding box, and an adjusting groove is formed in the top of the mounting plate; when the injection molding machine is used, raw materials for producing the brush handle are required to be put into the mixing box, the mixing motor is started, the output end of the mixing motor drives the mixing stirring frame to rotate, raw materials in the mixing box are stirred, the raw materials are mixed, the mixing box is required to be moved to the feeding port after being mixed, the raw materials after being moved to a certain position fall into the feeding port through the bottom of the mixing box, and then the raw materials enter the feeding box, so that when the injection molding machine is used, various raw materials for producing the brush handle can be uniformly mixed, and the influence on the quality of the produced brush handle due to uneven raw material mixing is prevented.

However, when the above technical scheme is implemented, there are the following problems: according to the scheme, the mixed materials can be stirred uniformly before entering the mold for injection molding, but the direct gate is used for injection molding, so that the material temperature requirement of the thin-wall injection molding part during injection molding is difficult to realize, the temperature requirement of the thin-wall injection molding part for the injection molding material and the speed requirement of the thin-wall injection molding part for entering the mold are strict, the damage to the gate of the mold and the blockage of a raw material circulation channel during injection molding are avoided, and therefore, the utility model provides a multi-material mixed injection molding head structure for the thin-wall injection molding part.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a multi-material mixing injection head structure for a thin-wall injection molding piece, solves the problem that the temperature of a mixed material needs to be noticed when the mixed material enters a mold when the mixed material is injected by a mixing injection molding machine, and avoids the problem that the material temperature influences the molding of the injection molding piece and the shape of a pouring gate.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a multiple material mix injection molding head structure to thin wall injection molding, includes the injection molding machine body, the fixed surface of injection molding machine body is connected with feeding case and cooling tank, fixedly connected with communicating block between feeding case and the cooling tank, be provided with adjustment mechanism between feeding case, cooling tank and the communicating block, adjustment mechanism is used for realizing the regulation of injection molding raw materials temperature, including fixing the heating pipe at feeding incasement portion in the adjustment mechanism, injection groove and cooling tank have been seted up to feeding incasement portion, circulation groove has been seted up to cooling tank and communicating block's inside, communicating block's inside is connected with drive gear through the drive assembly rotation, drive gear's fixed surface has the actuating lever, the surface rotation of actuating lever is connected with the transfer lever, the one end rotation of transfer lever is connected with reciprocating block, reciprocating block's inside has the reciprocating block through sliding component sliding connection, the inside of communicating block is connected with the stopper through moving component sliding connection, the inside rotation of communicating block is connected with the transfer gear, the inside is rotated through the drive assembly and is connected with drive gear, the inside is provided with the synchronous drive assembly through the drive assembly between the drive gear and the drive gear.

Preferably, the driving assembly comprises a motor fixed inside the communicating block, one end of an output shaft of the motor is fixedly connected with a driving shaft through a coupler, and the surface of the driving shaft is fixedly connected with the surface of the driving gear.

Preferably, the sliding assembly comprises a sliding shaft fixed on the surface of the reciprocating rod, and a sliding groove is formed in the reciprocating block.

Preferably, the moving assembly comprises a moving shaft fixed on the surface of the blocking block, and a moving groove is formed in the communicating block.

Preferably, the synchronizing assembly comprises a synchronizing rod fixed on the surfaces of the transfer gear and the pushing gear, and one end of the synchronizing rod is fixedly connected with a synchronizing bevel gear.

Preferably, the limiting assembly comprises a limiting shaft fixed inside the cooling box, and a limiting groove is formed in the surface of the pushing rod.

Advantageous effects

The utility model provides a multi-material mixed injection molding head structure for a thin-wall injection molding part. Compared with the prior art, the method has the following beneficial effects:

(1) This mix first structure of moulding plastics to multiple material of thin wall injection molding through set up the cooler bin at the surface of injection molding machine body, fixedly connected with intercommunication piece between cooler bin and the feeding case, the top of cooler bin sets up the screw thread, and then can the solid container of cooling material such as dry ice is equipped with to screw thread fixation, and the inside sliding connection of cooler bin has the catch bar, can drive the inside solid of cooler bin and constantly remove, and the inside of cooler bin sets up reciprocal reciprocating lever, can constantly push up the solid that gets into the feeding incasement portion, avoid piling up, and then can realize mixing the cooling of moulding plastics material, and the inside fixedly connected with heating pipe of feeding case, the inside material of adjustable feeding case, the quality of thin wall injection molding is ensured.

(2) This to multiple material mixing injection molding head structure of thin wall injection molding sets up the synchro module of constituteing by synchronizing lever and synchronous bevel gear between the transfer gear that is located the inside transfer gear of intercommunication piece and the inside promotion gear of cooling tank, can drive the inside promotion gear rotation of cooling tank when carrying out rotatory switching-over, and then realize that the inside motor of intercommunication piece can drive the promotion gear rotation when promoting the transfer gear rotation through the structure, and then realize the synchronous reciprocating motion of intercommunication piece and cooling tank inner structure, realize that the inside cooling tank that gets into inside can not pile up in the exit of cooling tank, realize more even cooling.

Drawings

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a front view of the structure of the cooling box of the present utility model;

FIG. 3 is a top plan view of the push rod of the present utility model;

FIG. 4 is a top view of the structure of the motor of the present utility model;

fig. 5 is an enlarged view of a partial structure of fig. 3 a according to the present utility model.

In the figure: 1-injection molding machine body, 2-feed box, 3-cooling box, 4-communication block, 5-adjustment mechanism, 51-heating pipe, 52-injection tank, 53-cooling tank, 54-drive assembly, 541-motor, 542-drive shaft, 55-slide assembly, 551-slide shaft, 552-slide tank, 56-move assembly, 561-move shaft, 562-move tank, 57-synchronize assembly, 571-synchronize lever, 572-synchronize bevel, 58-limit assembly, 581-limit shaft, 582-limit tank, 59-flow tank, 510-drive gear, 511-drive lever, 512-medium rotary lever, 513-reciprocating block, 514-reciprocating lever, 515-block, 516-limit block, 517-medium rotary gear, 518-push gear, 519-push lever.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides two technical solutions:

Example 1

The utility model provides a multiple material mixing injection molding head structure to thin wall injection molding, including injection molding machine body 1, the fixed surface of injection molding machine body 1 is connected with feeding case 2 and cooling tank 3, fixedly connected with communicating block 4 between feeding case 2 and the cooling tank 3, be provided with adjustment mechanism 5 between feeding case 2, cooling tank 3 and the communicating block 4, adjustment mechanism 5 is used for realizing the regulation of injection molding raw materials temperature, the heating pipe 51 of fixing in feeding case 2 is contained in adjustment mechanism 5, injection groove 52 and cooling tank 53 have been seted up to feeding case 2's inside, circulation groove 59 has been seted up to cooling case 2 and communicating block 4's inside, communicating block 4's inside is connected with drive gear 510 through drive assembly 54 rotation, drive gear 510's fixed surface is connected with actuating lever 511, the surface rotation of actuating lever 511 is connected with transfer lever 512, the one end rotation of transfer lever 512 is connected with reciprocating block 513, reciprocating block 515's inside is connected with reciprocating block 514 through sliding component 55, the inside of communicating block 4 is connected with the separation piece 515 through moving component 56 sliding, the surface sliding connection of separation piece has stopper 516, transfer block 4's inside is connected with internal rotation 517, transfer gear 517 is connected with internal rotation of gear 517 through 519, the inside is connected with the internal rotation of gear 518 through 519, synchronous gear 518 is connected with internal rotation of cooling component 57.

Example two

The structure of the multi-material mixing injection head for the thin-wall injection molding comprises an injection molding machine body 1, wherein the surface of the injection molding machine body 1 is fixedly connected with a feeding box 2 and a cooling box 3, the surface of the feeding box 2 is provided with structures such as a mixing box in a reference patent, the mixing of mixed materials is realized, the surface of the feeding box 2 is provided with small holes for realizing gas circulation, the top of the cooling box 3 is provided with threads, a communicating block 4 is fixedly connected between the feeding box 2 and the cooling box 3, an adjusting mechanism 5 is arranged between the feeding box 2, the cooling box 3 and the communicating block 4, the adjusting mechanism 5 is used for realizing the adjustment of the raw material temperature of the injection molding, the adjusting mechanism 5 comprises a heating pipe 51 fixed inside the feeding box 2, the heating pipe 51 is electrically connected with an external power supply, the heating pipe 51 can be electrified for heating, the inside of the feeding box 2 is provided with an injection groove 52 and a cooling groove 53, a temperature sensor and a PLC controller are fixedly connected between the upper part of the injection groove 52 and the feeding box 2, the temperature sensor can detect temperature and convert temperature values into electric signals for transmission, the PLC controller can load control instructions into a memory at any time for storage and execution, the output end of the temperature sensor is electrically connected with the input end of the PLC controller, the input end of the heating pipe 51 is electrically connected with the output end of the PLC controller, the cooling box 2 and the inside of the communicating block 4 are provided with a circulation groove 59, the inside of the communicating block 4 is rotationally connected with a driving gear 510 through a driving component 54, the surface of the driving gear 510 is fixedly connected with a driving rod 511, the surface of the driving rod 511 is rotationally connected with a transfer rod 512, one end of the transfer rod 512 is rotationally connected with a reciprocating block 513, the inside of the reciprocating block 513 is slidingly connected with a reciprocating rod 514 through a sliding component 55, the surface of the reciprocating rod 514 is in sliding connection with the inside of the feeding box 2 through the sliding component 55, the inside of the communicating block 4 is in sliding connection with the blocking block 515 through the moving component 56, the surface of the blocking block 515 is in sliding connection with the limiting block 516, the middle of the blocking block 515 is thinner, the thinner part penetrates through the limiting block 516 and is in sliding connection with the inside of the limiting block 516, a spring is fixedly connected between the limiting block 516 and the blocking block 515, the rear side of the blocking block 515 and the surface of the limiting block 516 are fixedly connected with teeth, the surface of the teeth can be meshed with the surface of the driving gear 510, the inside of the communicating block 4 is rotationally connected with the transfer gear 517, the surface of the reciprocating block 513 is fixedly connected with teeth, the surface of the teeth is meshed with the surface of the transfer gear 517, the inside of the cooling box 3 is rotationally connected with the pushing gear 518, the synchronizing component 57 is arranged between the transfer gear 517 and the pushing gear 518, the synchronous component 57 is used for realizing synchronous rotation of the transfer gear 517 and the pushing gear 518, the inside of the cooling box 3 is slidably connected with the pushing rod 519 through the limit component 58, part of the surface of the pushing rod 519 is fixedly connected with teeth, the surfaces of the teeth are meshed with the surfaces of the pushing gear 518, the cooling box 3 is arranged on the surface of the injection molding machine body 1, the communicating block 4 is fixedly connected between the cooling box 3 and the feeding box 2, the top of the cooling box 3 is provided with threads, further a container filled with solid coolable materials such as dry ice is fixed by the threads, the inside of the cooling box 3 is slidably connected with the pushing rod 519, the solid inside the cooling box 3 can be driven to continuously move, the reciprocating rod 514 is arranged inside the cooling groove 53, the solid entering the inside of the feeding box 2 can be continuously pushed flat, the accumulation is avoided, the cooling of the mixed injection molding materials can be realized, the heating pipe 51 is fixedly connected inside the feeding box 2, the material inside the feeding box 2 can be regulated, the quality of the thin-wall injection molding piece is ensured, the driving component 54 comprises a motor 541 fixed inside the communicating block 4, the motor 541 is a three-phase asynchronous motor and is electrically connected with an external power supply, an input shaft of the motor 541 is electrically connected with an output shaft of the PLC, one end of the output shaft of the motor 541 is fixedly connected with a driving shaft 542 through a coupling, the surface of the driving shaft 542 is fixedly connected with the surface of the driving gear 510, the sliding component 55 comprises a sliding shaft 551 fixed on the surface of the reciprocating rod 514, the interior of the reciprocating block 513 is provided with a sliding groove 552, the surface of the sliding shaft 551 is in sliding connection with the inner surface of the sliding groove 552, the moving component 56 comprises a moving shaft 561 fixed on the surface of the blocking block 515, the interior of the communicating block 4 is provided with a moving groove 562, the surface of the moving shaft 561 is in sliding connection with the inner surface of the moving groove 562, the synchronous component 57 comprises a synchronous rod 571 fixed on the surfaces of the transfer gear 517 and the pushing gear 518, one end of the synchronous rod 571 is fixedly connected with a synchronous bevel gear 572, the surfaces of the synchronous bevel gear 572 are meshed, the limiting component 58 comprises a limiting shaft 581 fixed inside the cooling box 3, the surface of the pushing rod 519 is provided with a limiting groove 582, the surface of the limiting shaft 581 is in sliding connection with the inner surface of the limiting groove 582, the synchronous component 57 consisting of the synchronous rod 571 and the synchronous bevel gear 572 is arranged between the transfer gear 517 inside the communicating block 4 and the pushing gear 518 inside the cooling box 3, the rotating reversing is carried out, the pushing gear 518 inside the cooling box 3 can be driven to rotate, the motor 541 inside the communicating block 4 can drive the pushing gear 518 to rotate when the transfer gear 517 is driven to rotate through the structure, and synchronous reciprocating movement of the internal structures of the communicating block 4 and the cooling box 3 is realized, the cooling tank 3 is internally introduced into the cooling tank 53 and is not stacked at the outlet, so that more uniform cooling is realized.

And all that is not described in detail in this specification is well known to those skilled in the art.

When the mixed material enters the injection groove 52, the temperature sensor firstly detects the temperature of the material and transmits the temperature to the PLC controller, if the temperature of the mixed material is lower, the PLC controller can enable the heating pipe 51 to be electrified to heat the inside of the injection groove 52, if the temperature is higher, the PLC controller enables the motor 541 to be started, the motor 541 is started to drive the driving gear 510 to rotate, the driving gear 510 is rotated to drive the driving rod 511 to drive the blocking block 515 to slide in the inside of the communication block 4, when the limiting block 516 is in contact with the surface of the driving gear 510, the blocking block 515 does not block the solid in the circulation groove 59 from sliding any more, the limiting block 516 and the spring enable the position of the blocking block 515 to be changed any more, the driving rod 511 is rotated to drive the reciprocating block 513 to slide through the middle rotating rod 512, the reciprocating block 513 is driven to reciprocate in the inside of the cooling groove 53, the reciprocating block is rotated to drive the middle rotating rod 517, the driving gear 518 is driven to rotate through the synchronous component 57, the driving gear 518 is driven to rotate, the driving rod 519 is driven to move in the inside the cooling groove 3 to reciprocate the inside of the cooling groove 53, the cooling block 515 is driven to move in the cooling block 515, and the temperature is suitable for being restored to the inside of the cooling groove 52, and the cooling block is controlled to be cooled, and the cooling is suitable for the cooling is controlled.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a mix injection molding head structure to multiple material of thin wall injection molding, includes injection molding machine body (1), its characterized in that: the injection molding machine comprises an injection molding machine body (1), wherein a feeding box (2) and a cooling box (3) are fixedly connected to the surface of the injection molding machine body (1), a communicating block (4) is fixedly connected between the feeding box (2) and the cooling box (3), an adjusting mechanism (5) is arranged among the feeding box (2), the cooling box (3) and the communicating block (4), and the adjusting mechanism (5) is used for adjusting the temperature of raw materials of injection molding pieces;

The utility model discloses a feeding box, including fixing heating pipe (51) in feeding box (2) in adjustment mechanism (5), injection groove (52) and cooling tank (53) have been seted up to the inside of feeding box (2), circulation groove (59) have been seted up to the inside of cooling box (3) and intercommunication piece (4), the inside of intercommunication piece (4) is connected with drive gear (510) through drive assembly (54) rotation, the fixed surface of drive gear (510) is connected with drive rod (511), the surface rotation of drive rod (511) is connected with transfer rod (512), the one end rotation of transfer rod (512) is connected with reciprocating piece (513), the inside of reciprocating piece (513) is connected with reciprocating piece (514) through sliding component (55), the inside of intercommunication piece (4) is connected with separation piece (515) through moving component (56) sliding connection, the surface sliding connection of separation piece (515) has stopper (516), the inside rotation of intercommunication piece (4) is connected with transfer gear (517), the inside rotation of cooling box (3) is connected with transfer gear (518), the inside rotation of pushing gear (518) is connected with transfer gear (518), synchronous (57), the inside of the cooling box (3) is connected with a pushing rod (519) in a sliding way through a limiting component (58).

2. The multi-material mixing injection head structure for thin-walled injection molding of claim 1, wherein: the driving assembly (54) comprises a motor (541) fixed inside the communicating block (4), one end of an output shaft of the motor (541) is fixedly connected with a driving shaft (542) through a coupler, and the surface of the driving shaft (542) is fixedly connected with the surface of the driving gear (510).

3. The multi-material mixing injection head structure for thin-walled injection molding of claim 1, wherein: the sliding component (55) comprises a sliding shaft (551) fixed on the surface of the reciprocating rod (514), and a sliding groove (552) is formed in the reciprocating block (513).

4. The multi-material mixing injection head structure for thin-walled injection molding of claim 1, wherein: the movable assembly (56) comprises a movable shaft (561) fixed on the surface of the blocking block (515), and a movable groove (562) is formed in the communicating block (4).

5. The multi-material mixing injection head structure for thin-walled injection molding of claim 1, wherein: the synchronous assembly (57) comprises a synchronous rod (571) fixed on the surfaces of the transfer gear (517) and the pushing gear (518), and one end of the synchronous rod (571) is fixedly connected with a synchronous bevel gear (572).

6. The multi-material mixing injection head structure for thin-walled injection molding of claim 1, wherein: the limiting assembly (58) comprises a limiting shaft (581) fixed inside the cooling box (3), and a limiting groove (582) is formed in the surface of the pushing rod (519).