CN211868595U

CN211868595U - Pressure regulation type extruding and blowing device for producing milk bottle caps

Info

Publication number: CN211868595U
Application number: CN202020169534.8U
Authority: CN
Inventors: 全威; 盛智
Original assignee: Hubei Shengzhi Plastic Packaging Co ltd
Current assignee: Hubei Shengzhi Plastic Packaging Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-11-06
Anticipated expiration: 2030-01-16

Abstract

The utility model belongs to the technical field of the extrusion blow molding technique and specifically relates to a pressure regulation formula is crowded and is blown device for production of milk bottle lid is related to, including the urceolus, seted up smooth chamber in the urceolus, seted up a plurality of exhaust holes on the outer wall of urceolus, integrated into one piece has the fender ring on the smooth intracavity wall of exhaust hole top, and the top cap is installed on the top of urceolus, is connected with intake pipe and outlet duct on the top cap, and the bottom is installed to the bottom of urceolus, is provided with adjustment mechanism in the urceolus, and adjustment mechanism includes regulating block. This crowded device of blowing of pressure regulation formula for milk bottle lid production through setting up adjustable adjustment mechanism for let in the atmospheric pressure at urceolus top when too high, gaseous can push up and move the activity stopper and slide downwards and make the inside of exhaust hole and urceolus be linked together, thereby make gaseous discharge from the exhaust hole, prevent that atmospheric pressure from exceeding standard.

Description

Pressure regulation type extruding and blowing device for producing milk bottle caps

Technical Field

The utility model relates to an extrude blow molding technical field, specifically speaking relates to a device is blown with crowded to pressure regulation formula for production of milk bottle lid.

Background

Extrusion blow molding is a method for manufacturing hollow thermoplastic articles by blowing air into a blow mold to make plastic adhere to the inner wall of the mold cavity for cooling, solidification and molding, and some uniquely shaped bottle caps are also produced by extrusion blow molding. In the extrusion blow molding of the milk bottle cap, along with the filling of gas, the gas pressure introduced into the mold is not easy to be directly controlled, so that the gas pressure in the mold is too high, the wall thickness of the produced finished product is different, and the quality of the product is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is blown with crowded to pressure adjustment formula for production of milk bottle lid to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a pressure regulation formula is crowded and is blown device for production of milk bottle lid, includes the urceolus, seted up smooth chamber in the urceolus, seted up a plurality of exhaust holes that are linked together with smooth chamber on the outer wall of urceolus, integrated into one piece has the fender ring on the smooth intracavity wall of exhaust hole top, and the top cap is installed on the top of urceolus, is connected with intake pipe and outlet duct on the top cap, and the bottom is installed to the bottom of urceolus, is provided with adjustment mechanism in the urceolus, adjustment mechanism is including cup jointing the regulating block in smooth intracavity, the activity stopper that is located the regulating block top, is located the screw rod of support tight spring and the inseparable welding in the regulating block.

Preferably, the sliding cavity is transparent at the top and the bottom, internal threads are formed on the inner walls of the openings at the two ends of the top and the bottom of the sliding cavity, and top cover threads and bottom cover threads matched with the internal threads are formed in the peripheries of the top cover and the bottom cover respectively.

Preferably, the tail ends of the air inlet pipe and the air outlet pipe are both tightly welded with pipe joints, and the head ends of the air inlet pipe and the air outlet pipe are communicated with the bottom end face of the top cover.

Preferably, the outer surface of the outer cylinder is provided with indication scales.

Preferably, the bottom edge of the baffle ring is attached to the top edge of the inner opening of the exhaust hole, the movable plug is in sleeve fit with the sliding cavity, and the top end of the movable plug abuts against the bottom end face of the baffle ring.

Preferably, the bottom cover is provided with a threaded hole matched with the thread shape of the screw.

Compared with the prior art, the beneficial effects of the utility model are that:

this crowded device of blowing of pressure regulation formula for production of milk bottle lid, through setting up the adjustment mechanism in the urceolus for let in the atmospheric pressure at urceolus top when too high, gaseous can push up and move the activity stopper and slide downwards and make the inside of exhaust hole and urceolus be linked together, thereby make gaseous follow exhaust hole discharge, prevent that atmospheric pressure from exceeding standard, adjust through the position to the regulating block, reach the purpose that adjusts the extrusion force of propping tight spring effect and regulating block, thereby adjust the atmospheric pressure upper limit at urceolus top.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a schematic structural view of an outer tub in embodiment 1;

FIG. 3 is a schematic structural view of a top cover in example 1;

FIG. 4 is a schematic structural view of a bottom cover in embodiment 1;

fig. 5 is a schematic structural view of an adjustment mechanism in embodiment 1.

In the figure: 1. an outer cylinder; 1a, a sliding cavity; 1b, an exhaust hole; 11. a top cover; 111. an air inlet pipe; 112. an air outlet pipe; 113. a pipe joint; 114. the top cover is threaded; 12. a bottom cover; 12a, a threaded hole; 121. bottom cover threads; 13. a baffle ring; 14. an internal thread; 15. indicating scales; 2. an adjustment mechanism; 21. an adjusting block; 22. a movable plug; 23. the spring is tightly propped; 24. a screw; 241. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the term "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Example 1

The embodiment provides a pressure regulation type squeezing and blowing device for producing a milk bottle cap, as shown in fig. 1-5, the squeezing and blowing device comprises an outer barrel 1, a sliding cavity 1a is formed in the outer barrel 1, a plurality of exhaust holes 1b communicated with the sliding cavity 1a are formed in the outer wall of the outer barrel 1, a baffle ring 13 is integrally formed on the inner wall of the sliding cavity 1a above the exhaust holes 1b, a top cover 11 is installed at the top end of the outer barrel 1, an air inlet pipe 111 and an air outlet pipe 112 are connected to the top cover 11, the air inlet pipe 111 is communicated with an air source through an air pipe, the air outlet pipe 112 is communicated with an air inlet of a mold through an air pipe, and gas can be injected into. The bottom cover 12 is installed to the bottom of urceolus 1, is provided with adjustment mechanism 2 in the urceolus 1, and adjustment mechanism 2 is including cup jointing regulating block 21 in sliding chamber 1a, the activity stopper 22 that is located the regulating block 21 top, is located supporting tight spring 23 and the close welding screw rod 24 in the regulating block 21 bottom between regulating block 21 and the activity stopper 22, and screw rod 24 runs through bottom cover 12 and the close welding has handle 241.

In this embodiment, the sliding cavity 1a is top-bottom through, the inner walls of the openings at the two ends of the top and bottom of the sliding cavity 1a are provided with internal threads 14, and the peripheries of the top cover 11 and the bottom cover 12 are provided with top cover threads 114 and bottom cover threads 121 which are matched with the internal threads 14, so as to assemble and disassemble the top cover 11 and the bottom cover 12.

Specifically, the pipe joints 113 are tightly welded at the tail ends of the inlet pipe 111 and the outlet pipe 112, and the head ends of the inlet pipe 111 and the outlet pipe 112 are communicated with the bottom end surface of the top cover 11, so as to connect the air pipe with the inlet pipe 111 and the outlet pipe 112.

Further, the bottom edge of the baffle ring 13 is attached to the top edge of the inner opening of the exhaust hole 1b, the movable plug 22 is in sleeve fit with the sliding cavity 1a, the abutting spring 23 is in a pre-compression state between the adjusting block 21 and the movable plug 22, so that the abutting spring 23 has a pre-tightening force, under the elastic action of the abutting spring 23, the top end of the movable plug 22 abuts against the bottom end face of the baffle ring 13, so that the bottom end of the baffle ring 13 is sealed by the movable plug 22, at this time, gas enters from the gas inlet pipe 111 and is directly discharged from the gas outlet pipe 112, when the gas pressure is too high, the pressure of the gas on the movable plug 22 is greater than the force of the abutting spring 23 acting on the movable plug 22, so that the movable plug 22 slides downwards and the exhaust hole 1b is communicated with the sliding cavity 1a, at this time, part of the gas leaks from the exhaust hole 1b, so that the gas pressure is reduced until the movable.

It should be noted that, the bottom cover 12 is provided with a threaded hole 12a matching with the thread shape of the screw 24, when the handle 241 is rotated, the handle 241 drives the screw 24 to rotate and adjust the position of the adjusting block 21 under the action of the thread, when the adjusting block 21 is adjusted towards the movable plug 22, the abutting spring 23 is further compressed, the pre-tightening force of the abutting spring 23 is increased, and the air pressure required for abutting the movable plug 22 to slide is increased. When the adjusting block 21 is adjusted in a direction away from the movable plug 22, the abutting spring 23 extends in the outer cylinder 1, so that the pretightening force of the outer cylinder 1 is reduced, and the air pressure required for abutting the movable plug 22 to slide is reduced. So that the purpose of adjusting the air pressure can be achieved by adjusting the position of the adjusting block 21.

In addition, the outer surface of the outer cylinder 1 is provided with an indication scale 15, which has a reference function on the position of the adjusting block 21, so that the adjusting block 21 can be conveniently adjusted by referring to the scale of the indication scale 15 when the position of the adjusting block 21 is adjusted.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a device is blown with crowded of pressure adjustment formula for production of milk bottle lid which characterized in that: comprises an outer barrel (1), a sliding cavity (1a) is arranged in the outer barrel (1), a plurality of exhaust holes (1b) communicated with the sliding cavity (1a) are formed in the outer wall of the outer barrel (1), a baffle ring (13) is integrally formed on the inner wall of the sliding cavity (1a) above the exhaust holes (1b), a top cover (11) is installed at the top end of the outer barrel (1), an air inlet pipe (111) and an air outlet pipe (112) are connected onto the top cover (11), a bottom cover (12) is installed at the bottom end of the outer barrel (1), an adjusting mechanism (2) is arranged in the outer barrel (1), the adjusting mechanism (2) comprises an adjusting block (21) sleeved in the sliding cavity (1a), a movable plug (22) positioned above the adjusting block (21), a resisting spring (23) positioned between the adjusting block (21) and the movable plug (22) and a screw rod (24) tightly welded at the bottom end of, the screw rod (24) penetrates through the bottom cover (12) and is tightly welded with a handle (241).

2. The pressure regulating type squeezing and blowing device for the production of the milk bottle cap as claimed in claim 1, wherein: the sliding cavity (1a) is in a top-bottom through shape, internal threads (14) are formed in inner walls of openings at two ends of the top and bottom of the sliding cavity (1a), and top cover threads (114) and bottom cover threads (121) matched with the internal threads (14) are formed in the peripheries of the top cover (11) and the bottom cover (12) respectively.

3. The pressure regulating type squeezing and blowing device for the production of the milk bottle cap as claimed in claim 1, wherein: the tail ends of the air inlet pipe (111) and the air outlet pipe (112) are both tightly welded with a pipe joint (113), and the head ends of the air inlet pipe (111) and the air outlet pipe (112) are communicated with the bottom end surface of the top cover (11).

4. The pressure regulating type squeezing and blowing device for the production of the milk bottle cap as claimed in claim 1, wherein: and the outer surface of the outer barrel (1) is provided with indication scales (15).

5. The pressure regulating type squeezing and blowing device for the production of the milk bottle cap as claimed in claim 1, wherein: keep off the bottom edge of ring (13) and laminate mutually with the top edge of the inboard oral area of exhaust hole (1b), the cooperation is cup jointed with sliding chamber (1a) to movable stopper (22), and the top of movable stopper (22) is supported on the bottom face of keeping off ring (13).

6. The pressure regulating type squeezing and blowing device for the production of the milk bottle cap as claimed in claim 1, wherein: the bottom cover (12) is provided with a threaded hole (12a) matched with the thread shape of the screw rod (24).