CN213919534U

CN213919534U - Plastic blow molding shaping mold convenient to replace

Info

Publication number: CN213919534U
Application number: CN202022684547.1U
Authority: CN
Inventors: 金德贵
Original assignee: Shenzhen Ruiqian Technology Co ltd
Current assignee: Shenzhen Ruiqian Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-10
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a plastics blowing is with design mould convenient to change, including first mould, anchor clamps and blade, one side of first mould is provided with the second mould, the activity groove has all been seted up to one side inside of second mould and first mould, the inside in activity groove is fixed with the sleeve pipe, sheathed tube internal connection has the spring, the sheathed tube one end is kept away from to the spring is connected with and removes the pipe, it is fixed with the bolt to remove the pipe and keep away from sheathed tube one end. This plastics are design mould for blowing convenient to change, the pulling bolt drives the spring and extrudees, thereby make the removal pipe of spring one end slide along the sleeve pipe, then dock the one end of anchor clamps and insert with the draw-in groove, loosen the bolt, make the spring kick-back drive the one end that the bolt inserted anchor clamps, when needs are dismantled first mould and second mould and are changed, the pulling bolt breaks away from anchor clamps, later extract anchor clamps and break away from the draw-in groove, thereby the convenience is changed this design mould for blowing.

Description

Plastic blow molding shaping mold convenient to replace

Technical Field

The utility model relates to a shaping mould technical field is used in the blowing, specifically is a shaping mould is used in plastics blowing convenient to change.

Background

Blow molding, also known as hollow blow molding, is a rapidly developing plastic processing method, in which a tubular plastic parison obtained by extrusion or injection molding of a thermoplastic resin is heated to a softened state, placed in a split mold, and immediately after the mold is closed, compressed air is introduced into the parison to blow the plastic parison to closely adhere to the inner wall of the mold, and after cooling and demolding, various hollow products are obtained.

Although the types and the number of the shaping molds for plastic blow molding which are convenient to replace on the market are very large, the shaping molds for plastic blow molding which are convenient to replace have the following defects: the shaping mold for blow molding is inconvenient to replace, and the gap is too large when the shaping mold for blow molding is inconvenient to cut edges of a plastic opening and butt joint of the shaping mold for blow molding. Therefore, the existing shaping mold for plastic blow molding, which is convenient to replace, needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastics blowing is with design mould convenient to change to solve the blowing on the existing market that the above-mentioned background art provided and with the inconvenient change of design mould, the blowing is with the inconvenient problem that the gap is too big when cutting edge and the butt joint of design mould for the blowing to the plastics opening part.

In order to achieve the above object, the utility model provides a following technical scheme: a shaping mold convenient to replace for plastic blow molding comprises a first mold, a clamp and a blade, wherein a second mold is arranged on one side of the first mold, movable grooves are formed in the interiors of one side of the second mold and one side of the first mold, a sleeve is fixed inside the movable grooves, a spring is connected inside the sleeve, one end, far away from the sleeve, of the spring is connected with a movable pipe, one end, far away from the sleeve, of the movable pipe is fixed with a bolt, one end, extending out of the second mold and one end of the first mold respectively, of the bolt is connected with a first knob in a penetrating mode, clamping grooves are formed in the interiors of the second mold and one side, close to the bolt, of the first mold and the second mold, the clamp is in butt joint with the second mold and the first mold through the clamping grooves respectively, and shaping grooves are formed in the interiors of the second mold and the first mold;

the fixed slot has been seted up to first mould near the top both sides in fixed groove, the inside of fixed slot is provided with the blade, the top of blade is fixed with the inserted bar, first mould has seted up the slot near one side of inserted bar, the one end through connection that the inserted bar stretches out the slot has the second knob, the gas groove has all been seted up at the top middle part of second mould and first mould, the spread groove has been seted up to one side that the second mould is close to the blade, the both sides that first mould is close to the fixed groove are provided with the sand grip, the both sides that the second mould is close to the sand grip have been seted up the butt joint groove, the bottom of first mould is fixed with the base.

Preferably, the cross section of the plug pin is L-shaped, a thread is arranged on the surface of one end, close to the first knob, of the plug pin, and the plug pin is connected with the clamp in an inserting mode.

Preferably, the clamping grooves are symmetrically distributed about the center lines of the second die and the first die respectively, and the opening width of each clamping groove is matched with the width of one end of the clamp.

Preferably, the number of the blades is two, the two blades are symmetrically distributed about a central line of the first die, and the cross-sectional shape of the blades is semicircular.

Preferably, the number of the inserted bars is the same as that of the blades, the diameter of each inserted bar is matched with the opening width of each slot, the inserted bars and the blades are vertically distributed, and the inserted bars and the second knobs are in threaded connection.

Preferably, the raised strips are symmetrically distributed about the center line of the first mold, and the size of each raised strip is matched with that of the butt joint groove.

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

(1) the conveniently replaced plastic blow molding shaping mold pulls the bolt to drive the spring to extrude, so that the moving pipe at one end of the spring slides along the sleeve, then one end of the clamp is butted with the clamping groove and inserted, the bolt is loosened, the spring rebounds to drive the bolt to be inserted into one end of the clamp, when the first mold and the second mold need to be disassembled and replaced, the bolt is pulled to be separated from the clamp, and then the clamp is pulled out to be separated from the clamping groove, so that the plastic blow molding shaping mold is convenient to replace;

(2) according to the plastic blow molding shaping mold convenient to replace, the insert rod on the blade is inserted along the slot, so that the blade is in butt joint with the first mold through the fixing groove, the second knob is rotated and screwed to clamp the blade tightly, the blade is driven to move through butt joint of the first mold and the second mold, the blade is used for trimming the top of plastic between the two molds, and the air blow pipe is in butt joint with the first mold and the second mold through the air blow groove, so that trimming is conveniently performed on a plastic opening;

(3) this plastics blowing is with design mould convenient to change drives first mould and second mould through anchor clamps and is close to for the sand grip of first mould both sides docks with the second mould through the butt joint groove, makes the junction gap of first mould and second mould diminish through the sand grip, thereby prevents that plastics from spilling over from the gap.

Drawings

FIG. 1 is a schematic view of a sectional structure of a plastic blow molding forming mold convenient for replacement;

FIG. 2 is a schematic view of the rear cross-sectional structure of the plastic blow molding forming mold convenient for replacement;

FIG. 3 is a schematic view of the right cross-sectional structure of the plastic blow molding forming mold convenient for replacement;

fig. 4 is the utility model discloses convenient to change's shaping mould for blowing overlook cross-sectional structure sketch map.

In the figure: 1. a first mold; 2. a second mold; 3. a movable groove; 4. a sleeve; 5. a spring; 6. moving the tube; 7. a bolt; 8. a first knob; 9. a card slot; 10. a clamp; 11. a shaping groove; 12. fixing grooves; 13. a blade; 14. inserting a rod; 15. a slot; 16. a second knob; 17. an air blowing groove; 18. connecting grooves; 19. a convex strip; 20. a butt joint groove; 21. a base.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a shaping mold convenient to replace for plastic blow molding comprises a first mold 1, a second mold 2, a movable groove 3, a sleeve 4, a spring 5, a movable pipe 6, a bolt 7, a first knob 8, a clamping groove 9, a clamp 10, a shaping groove 11, a fixing groove 12, a blade 13, an inserted rod 14, an inserting groove 15, a second knob 16, an air blowing groove 17, a connecting groove 18, a convex strip 19, a butt joint groove 20 and a base 21, wherein the second mold 2 is arranged on one side of the first mold 1, the movable groove 3 is arranged inside the second mold 2 and one side of the first mold 1, the sleeve 4 is fixed inside the movable groove 3, the spring 5 is connected inside the sleeve 4, one end, far away from the sleeve 4, of the spring 5 is connected with the movable pipe 6, one end, far away from the sleeve 4, of the movable pipe 6 is fixed with the bolt 7, the cross section of the bolt 7 is L-shaped, and the surface of one end, close to the first knob 8, of the bolt 7 is provided with threads, the plug pins 7 and the clamp 10 are connected in a plug-in manner, so that the clamp 10 can be conveniently connected and fixed, one ends of the plug pins 7 respectively extending out of the second die 2 and the first die 1 are connected with a first knob 8 in a penetrating manner, one sides of the second die 2 and the first die 1, which are close to the plug pins 7, are respectively provided with clamping grooves 9, the clamping grooves 9 are respectively symmetrically distributed about the center lines of the second die 2 and the first die 1, the opening width of the clamping grooves 9 is matched with the width of one end of the clamp 10, so that the second die 2 and the first die 1 can be conveniently clamped and fixed, the clamp 10 is respectively butted with the second die 2 and the first die 1 through the clamping grooves 9, and the inner parts of the second die 2 and the first die 1 are respectively provided with a fixed groove 11;

fixing grooves 12 are formed in two sides, close to the top of the fixing groove 11, of the first mold 1, blades 13 are arranged inside the fixing grooves 12, two blades 13 are arranged, the two blades 13 are symmetrically distributed about the center line of the first mold 1, the cross sections of the blades 13 are semicircular, so that openings of plastics can be conveniently cut, inserting rods 14 are fixed to the tops of the blades 13, the number of the inserting rods 14 is equal to that of the blades 13, the diameter of each inserting rod 14 is matched with the opening width of each slot 15, the inserting rods 14 and the blades 13 are vertically distributed, threaded connection is formed between each inserting rod 14 and a second knob 16, the blades 13 can be conveniently installed and fixed, the plastics can be trimmed while the first mold 1 and the second mold 2 are pushed, each slot 15 is formed in one side, close to each inserting rod 14, of the first mold 1, one end through connection that inserted bar 14 stretches out slot 15 has second knob 16, gas blowing groove 17 has all been seted up at the top middle part of second mould 2 and first mould 1, the spread groove 18 has been seted up to one side that second mould 2 is close to blade 13, the both sides that first mould 1 is close to fixed slot 11 are provided with sand grip 19, sand grip 19 is symmetric distribution about the central line of first mould 1, and the size of sand grip 19 is identical with the size of butt joint groove 20, prevents that second mould 2 and first mould 1 butt joint department gap is too big, butt joint groove 20 has been seted up to the both sides that second mould 2 is close to sand grip 19, the bottom of first mould 1 is fixed with base 21.

The working principle is as follows: when the plastic blow molding shaping mold convenient to replace is used, firstly, the bolt 7 is pulled to drive the spring 5 to extrude, so that the moving pipe 6 at one end of the spring 5 slides along the sleeve 4, then one end of the clamp 10 is butted and inserted with the clamping groove 9, then the bolt 7 is loosened, the spring 5 rebounds to drive the bolt 7 to be inserted into one end of the clamp 10, then the clamp 10 drives the first mold 1 and the second mold 2 to approach, the convex strips 19 at two sides of the first mold 1 are butted with the second mold 2 through the butting grooves 20, the gap at the joint of the first mold 1 and the second mold 2 is reduced through the convex strips 19, so that plastics are prevented from overflowing from the gap, then the inserted rod 14 on the blade 13 is inserted along the slot 15, the blade 13 is butted with the first mold 1 through the fixing groove 12, and then the second knob 16 is rotated and screwed to clamp the blade 13 tightly, at last, the blade 13 is driven to move through butt joint of the first mold 1 and the second mold 2, the blade 13 is used for trimming the top of the plastic between the two molds, the air blowing pipe is butted with the first mold 1 and the second mold 2 through the air blowing groove 17, blow molding is conveniently carried out through the air blowing pipe, when the first mold 1 and the second mold 2 are required to be disassembled and replaced, the pulling bolt 7 is separated from the clamp 10, then the clamp 10 is extracted from the clamping groove 9, and therefore the setting mold for blow molding is convenient to replace. Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a plastics are design mould for blow molding convenient to change, includes first mould (1), anchor clamps (10) and blade (13), its characterized in that: a second die (2) is arranged on one side of the first die (1), a movable groove (3) is formed in each of the second die (2) and one side of the first die (1), a sleeve (4) is fixed in each movable groove (3), a spring (5) is connected in each sleeve (4), a moving pipe (6) is connected to one end, far away from each sleeve (4), of each spring (5), a bolt (7) is fixed to one end, far away from each sleeve (4), of each moving pipe (6), a first knob (8) is connected to one end, extending out of the second die (2) and one end, penetrating out of the first die (1), of each bolt (7), a clamping groove (9) is formed in each of the second die (2) and one side, close to each bolt (7), of the first die (1), and the clamp (10) is in butt joint with the second die (2) and the first die (1) through the clamping grooves (9), the second die (2) and the first die (1) are both internally provided with a fixed groove (11);

two sides of the top of the first die (1) close to the fixed groove (11) are provided with fixed grooves (12), a blade (13) is arranged in the fixing groove (12), an inserted bar (14) is fixed at the top of the blade (13), one side of the first die (1) close to the inserted link (14) is provided with a slot (15), one end of the inserted bar (14) extending out of the slot (15) is connected with a second knob (16) in a penetrating way, the middle parts of the top ends of the second die (2) and the first die (1) are both provided with air blowing grooves (17), one side of the second die (2) close to the blade (13) is provided with a connecting groove (18), convex strips (19) are arranged on two sides of the first mould (1) close to the fixed groove (11), the two sides of the second die (2) close to the convex strips (19) are provided with butt joint grooves (20), and the bottom of the first die (1) is fixed with a base (21).

2. The easy-to-replace plastic blow molding forming mold according to claim 1, wherein: the cross section of the plug pin (7) is L-shaped, threads are arranged on the surface of one end, close to the first knob (8), of the plug pin (7), and the plug pin (7) is in plug connection with the clamp (10).

3. The easy-to-replace plastic blow molding forming mold according to claim 1, wherein: the clamping grooves (9) are symmetrically distributed about the center lines of the second die (2) and the first die (1), and the opening width of the clamping grooves (9) is matched with the width of one end of the clamp (10).

4. The easy-to-replace plastic blow molding forming mold according to claim 1, wherein: the number of the blades (13) is two, the two blades (13) are symmetrically distributed about the central line of the first die (1), and the cross section of each blade (13) is semicircular.

5. The easy-to-replace plastic blow molding forming mold according to claim 1, wherein: the number of the inserted rods (14) is the same as that of the blades (13), the diameter of each inserted rod (14) is matched with the opening width of the corresponding slot (15), the inserted rods (14) and the blades (13) are vertically distributed, and the inserted rods (14) are in threaded connection with the second knobs (16).

6. The easy-to-replace plastic blow molding forming mold according to claim 1, wherein: the convex strips (19) are symmetrically distributed about the central line of the first die (1), and the sizes of the convex strips (19) are matched with those of the butt joint grooves (20).