Stirring mechanism for blow molding machine

Abstract

The stirring mechanism comprises a shell, a plurality of vertical cylinders are fixed to the top end of the shell, rotating shafts are arranged in the vertical cylinders, the bottom ends of the rotating shafts extend into the shell, the top ends of the rotating shafts extend to the positions above the vertical cylinders, the rotating shafts are sleeved with driven gears, and annular sliding grooves are formed in the bottom faces of the driven gears; a pair of vertical grooves are symmetrically formed in the inner rings of the driven gears, a pair of vertical blocks are symmetrically arranged on the rotating shaft in a left-right mode, the pair of vertical blocks are in up-down sliding connection with the pair of vertical grooves in a matched mode, the adjacent driven gears are connected in an engaged mode, and one driven gear is connected with a driving gear in an engaged mode; a driving motor for driving the driving gear to rotate is fixed to the top end of the shell, a lifting plate is rotationally connected to the top end of the rotating shaft, and the shell is connected with the lifting plate through a lifting air cylinder. According to the stirring mechanism, through structural cooperation, the stirring rods on the rotating shaft move up and down while rotating and stirring, so that a better stirring effect is achieved.

Description

Technical Field

[0002] The present application relates to the field of blow molding machines, and in particular to a stirring mechanism for a blow molding machine. Background Art

[0003] Blow molding machine is a plastic processing machine. After the liquid plastic is sprayed out, the wind blown out by the machine is used to blow the plastic body to a certain shape of the mold cavity to make a product. This machine is called a blow molding machine. The plastic is melted and quantitatively extruded in the screw extruder, then formed through the mouth film, and then cooled by the air ring, and then pulled by a traction machine at a certain speed, and the winder winds it into a roll.

[0004] Existing blow molding machines need to heat and stir the plastic in the early stage of processing so that the plastic becomes liquid and is extruded. However, the liquid plastic has a poor stirring effect during stirring, which can easily lead to uneven heating of the plastic and affect the final blow molding effect. Summary of the invention

[0005] The object of the present invention is to provide a stirring mechanism for a blow molding machine to overcome the deficiencies in the prior art.

[0006] To achieve the above object, the present invention provides the following technical solutions: The embodiment of the present application discloses a stirring mechanism for a blow molding machine, comprising a shell, characterized in that: a plurality of vertical cylinders are fixed on the top of the shell, a rotating shaft is arranged in the vertical cylinder, the bottom end of the rotating shaft penetrates the shell and extends into the shell, the top end of the rotating shaft extends to the top of the vertical cylinder, a driven gear is sleeved on the rotating shaft above the vertical cylinder, an annular groove is arranged on the bottom surface of the driven gear, the top end of the rotating cylinder is rotatably connected with the annular groove, a pair of vertical grooves are symmetrically arranged on the inner ring of the driven gear, the vertical grooves penetrate the upper and lower end surfaces of the driven gear, a pair of vertical blocks are symmetrically arranged on the rotating shaft, a pair of the vertical blocks are respectively slidably connected with a pair of vertical grooves in the driven gear, adjacent driven gears are meshed and connected, one of the driven gears is meshed and connected with a driving gear, a driving motor is fixed on the top of the shell, the driving gear is fixedly sleeved on the output end of the driving motor, a lifting plate is arranged above the shell, the top end of the rotating shaft is rotatably connected with the lifting plate, a pair of lifting cylinders are symmetrically arranged on the top of the shell, and the upper and lower ends of the lifting cylinders are respectively fixedly connected with the bottom surface of the lifting plate and the top surface of the shell.

[0007] Preferably, in the above-mentioned stirring mechanism for a blow molding machine, the driving motor is a forward and reverse rotating motor.

[0008] Preferably, in the above-mentioned stirring mechanism for a blow molding machine, a plurality of stirring rods are provided on the rotating shaft in the shell.

[0009] Preferably, in the above-mentioned stirring mechanism for the blow molding machine, the stirring rods on adjacent rotating shafts are staggered up and down.

[0010] Preferably, in the above-mentioned stirring mechanism for a blow molding machine, the vertical cylinder is sleeved on a rotating shaft.

[0011] Preferably, in the above-mentioned stirring mechanism for the blow molding machine, the top end of the rotating shaft is rotatably connected to the bottom surface of the lifting plate through a bearing seat.

[0012] Preferably, in the above-mentioned stirring mechanism for a blow molding machine, three vertical cylinders are provided.

[0013] Preferably, in the above-mentioned stirring mechanism for the blow molding machine, the three vertical cylinders are arranged in sequence from left to right.

[0014] Preferably, in the above-mentioned stirring mechanism for a blow molding machine, the vertical block and the rotating shaft are integrally formed.

[0015] Compared with the prior art, the advantages of the present invention are: Through the cooperation of the vertical block and the vertical slot, the rotating shaft can move up and down in the vertical cylinder while rotating, and then through the cooperation of the cylinder and the drive motor, the stirring rod on the rotating shaft can rotate and stir while moving up and down, so as to achieve better stirring effect, better heating effect, and better blowing effect of the blow molding machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present application. For ordinary technicians in this field, it is easy to obtain other drawings based on these drawings without creative work.

[0017] Figure 1 Shown is a schematic structural diagram of a stirring mechanism for a blow molding machine in a specific embodiment of the present invention. DETAILED DESCRIPTION

[0018] The following will describe the technical solutions in the embodiments of the present invention in detail in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Ginseng Figure 1As shown, the stirring mechanism for the blow molding machine in this embodiment includes a shell 1, a plurality of vertical cylinders 2 are fixed on the top of the shell 1, a rotating shaft 3 is arranged in the vertical cylinder 2, the bottom end of the rotating shaft 3 passes through the shell 1 and extends into the shell 1, the top end of the rotating shaft 3 extends to the top of the vertical cylinder 2, a driven gear 4 is sleeved on the rotating shaft 3 above the vertical cylinder 2, an annular groove 5 is arranged on the bottom surface of the driven gear 4, the top of the rotating cylinder 2 is rotatably connected with the annular groove 5, a pair of vertical grooves 6 are symmetrically arranged on the inner ring of the driven gear 4, the vertical grooves 6 pass through the upper and lower end surfaces of the driven gear, and the rotating shaft 3 is symmetrically arranged on the left and right sides. A pair of vertical blocks 7 are respectively slidably connected with a pair of vertical grooves 6 in the driven gear 4, and adjacent driven gears 4 are meshed and connected, one of the driven gears 4 is meshed and connected with a driving gear 8, a driving motor 9 is fixed to the top of the shell 1, and the driving gear 8 is fixedly sleeved on the output end of the driving motor 9. A lifting plate 10 is provided above the shell 1, and the top of the rotating shaft 3 is rotatably connected with the lifting plate 10. A pair of lifting cylinders 11 are symmetrically provided on the top of the shell 1, and the upper and lower ends of the lifting cylinder 11 are respectively fixedly connected to the bottom surface of the lifting plate 10 and the top surface of the shell 1.

[0020] Furthermore, the driving motor 9 is a forward and reverse rotating motor.

[0021] Furthermore, a plurality of stirring rods 12 are disposed on the rotating shaft 3 in the housing 1 .

[0022] Furthermore, the stirring rods 12 on adjacent rotating shafts 3 are staggered in vertical direction.

[0023] Furthermore, the vertical cylinder 2 is sleeved on the rotating shaft 3 .

[0024] Furthermore, the top end of the rotating shaft 3 is rotatably connected to the bottom surface of the lifting plate 10 through a bearing seat 13 .

[0025] Furthermore, three vertical cylinders 2 are provided.

[0026] Furthermore, three vertical cylinders 2 are arranged in sequence from left to right.

[0027] Furthermore, the vertical block 7 and the rotating shaft 3 are integrally formed.

[0028] In this technical solution, the vertical block and the vertical groove cooperate so that the rotating shaft can move up and down in the vertical cylinder while rotating, and then the cylinder and the drive motor cooperate so that the stirring rod on the rotating shaft can rotate and stir while moving up and down, so as to achieve a better stirring effect and a better heating effect, so that the blow molding effect of the blow molding machine is better.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] The above is only a specific implementation method of the present application. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present application. These improvements and modifications should also be regarded as the scope of protection of the present application.

Claims

1. A stirring mechanism for a blow molding machine, comprising a housing, characterized in that: The top end of the driving gear is fixed with a toothed wheel, and the toothed wheel is connected with the toothed wheel by the toothed wheel hub, and the toothed wheel, the toothed wheel being connected with the toothed wheel hub and the toothed wheel hub, is engaged with the toothed wheel and the toothed wheel hub.

2. A stirring mechanism for a blow molding machine according to claim 1, characterized in that: The driving motor is a forward and reverse motor.

3. A stirring mechanism for a blow molding machine according to claim 1, characterized in that: A plurality of stirring rods are arranged on the rotating shaft in the shell.

4. A stirring mechanism for a blow molding machine according to claim 3, characterized in that: The stirring rods on the adjacent rotating shafts are arranged in an up-and-down staggered manner.

5. A stirring mechanism for a blow molding machine according to claim 1, characterized in that: The vertical cylinder is sleeved on the rotating shaft.

6. A stirring mechanism for a blow molding machine according to claim 1, characterized in that: The top end of the rotating shaft is rotatably connected to the bottom surface of the lifting plate through a bearing seat.

7. A stirring mechanism for a blow molding machine according to claim 1, characterized in that: The vertical cylinders are provided with three.

8. A stirring mechanism for a blow molding machine according to claim 7, characterized in that: The three vertical cylinders are arranged in sequence from left to right.

9. A stirring mechanism for a blow molding machine according to claim 1, characterized in that: The vertical block and the rotating shaft are integrally formed.

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