CN218615106U - Plastic product injection mold of leak protection material - Google Patents

Abstract

The application discloses plastic goods injection mold of leak protection material relates to injection mold technical field, improves after the drawing of patterns, and deckle edge can not in time be clear away for the clearance increase of movable mould and cover half causes the problem of the more serious material condition that leaks easily, including matched with cover half and movable mould, the die cavity has been seted up to one side that the cover half is close to the movable mould, the mounting groove has all been seted up to the both sides that the cover half is located the die cavity, it has the installing frame to peg graft in the mounting groove, one side slidable mounting of installing frame has the scraper blade, first recess has been seted up at the top of installing frame, the screw rod is installed to first recess internal rotation, the one end of scraper blade stretch into in the first recess and with screw rod threaded connection. This application is through the setting of installing frame and scraper blade, and after the drawing of patterns, but starter motor drives scraper blade horizontal motion, makes the scraper blade clear up the deckle edge at die cavity edge, reduces the circumstances of deckle edge card between movable mould and cover half to can further reduce the condition that the hourglass material appears.

Description

Plastic product injection mold of leak protection material

Technical Field

The utility model belongs to the technical field of injection mold and specifically relates to a plastic goods injection mold of leak protection material is related to.

Background

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions.

The current chinese patent with publication number CN217319123U discloses a plastic toy injection mold of leak protection material, including the cover half, the die cavity has been seted up to the cover half lateral wall, cover half lateral wall swing joint has the movable mould, first spout has been seted up to the cover half lateral wall, be equipped with the box in the first spout activity, the second spout has been seted up to first spout bottom symmetry, tip four corners department fixedly connected with pulley under the box, four establish in the second spout in the equal activity of pulley, the draw-in groove has been seted up to first spout lateral wall symmetry, be provided with cooling body in the box.

In view of the related art described above, the inventors have found that at least the following problems exist in the art: along with the long-term use of mould, the degree of agreeing with of movable mould and cover half can descend gradually, and in the injection moulding in-process, die cavity edge often can appear deckle edge because lou material, and behind the drawing of patterns, deckle edge can not in time be disposed off, leads to deckle edge card between movable mould and cover half for the clearance increase of movable mould and cover half causes the more serious condition of lou material easily.

SUMMERY OF THE UTILITY MODEL

In order to improve behind the drawing of patterns, deckle edge can not in time clear away for the clearance increase of movable mould and cover half causes the problem of the more serious material condition that leaks easily, and this application provides a plastic product injection mold of leak protection material.

The application provides a plastic product injection mold of leak protection material adopts following technical scheme:

a plastic product injection mold capable of preventing material leakage comprises a fixed mold and a movable mold which are matched, wherein a cavity is formed in one side, close to the movable mold, of the fixed mold, mounting grooves are formed in two sides, located in the cavity, of the fixed mold, mounting frames are inserted in the mounting grooves, and scraping plates are slidably mounted on one side of the mounting frames;

first recess has been seted up at the top of installing frame, the screw rod is installed to first recess internal rotation, the one end fixed mounting of installing frame has and is used for driving screw rod pivoted motor, the one end of scraper blade stretch into in the first recess and with screw rod threaded connection.

Through adopting above-mentioned technical scheme, after the drawing of patterns, but starter motor drives the screw rod and rotates, makes the screw rod drive the scraper blade along screw rod horizontal movement, makes the scraper blade clear up the deckle edge at die cavity edge, reduces the circumstances of deckle edge card between movable mould and cover half to can further reduce the condition that the hourglass material appears.

Optionally, one side of the movable mold, which is far away from the fixed mold, is fixedly connected with an injection molding pipe.

By adopting the technical scheme, the melt is injected into the mold through the injection molding pipe.

Optionally, the fixed die is close to the equal fixedly connected with guide post in the four corners department of movable mould, the guiding hole with guide post looks adaptation is all seted up in the four corners department of movable mould.

Through adopting above-mentioned technical scheme, through the cooperation of guide post and guiding hole, make movable mould and cover half cooperation more stable.

Optionally, a second groove is formed in the bottom of the mounting frame, a guide rod is fixedly mounted in the second groove, and the other end of the scraper extends into the second groove and is in sliding connection with the guide rod.

Through adopting above-mentioned technical scheme, can play the guide effect to the scraper blade through the guide arm.

Optionally, slide holes are formed in one side, located on the first groove and the second groove, of the mounting frame, and the scraper is connected in the slide holes in a sliding mode.

Through adopting above-mentioned technical scheme, can improve the stability of scraper blade through the slide opening.

Optionally, one side of the scraper close to the fixed die is fixedly connected with a rubber pad.

Through adopting above-mentioned technical scheme, through the reducible scraper blade of rubber pad to the damage on cover half surface.

Optionally, the two ends of the mounting frame are both connected with bolts in a threaded manner, and the mounting frame is fixedly mounted with the fixed die through the bolts.

Through adopting above-mentioned technical scheme, when using the installing frame, can put into the mounting groove with the installing frame to use the bolt to fix the installing frame.

Optionally, a cooling cavity is formed in the fixed die, and a water inlet pipe and a water outlet pipe communicated with the cooling cavity are fixedly connected to one side of the fixed die.

Through adopting above-mentioned technical scheme, when the shaping, accessible inlet tube and outlet pipe send into the coolant liquid to cooling intracavity circulation, cool off the finished product in the die cavity of cover half, and the cooling radiating effect is good, improves the shaping efficiency.

In summary, the present application has the following beneficial effects:

1. according to the invention, through the arrangement of the mounting frame and the scraper, after demoulding, the motor can be started to drive the scraper to move horizontally, so that the scraper can clean burrs at the edge of the cavity, and the condition that the burrs are clamped between the movable mould and the fixed mould is reduced, thereby further reducing the condition of material leakage;

2. this application is through the cooperation of mounting groove and installing frame, makes things convenient for the later stage to dismantle the maintenance to the installing frame alone.

Drawings

Fig. 1 is a schematic diagram of the whole structure of the present application.

FIG. 2 is a structural exploded view of the fixed mold and the mounting frame of the present application.

Fig. 3 is a schematic cross-sectional structure of the mounting frame of the present application.

Description of reference numerals:

1. fixing a mold; 2. moving the mold; 3. a cavity; 4. mounting grooves; 5. installing a frame; 6. a squeegee; 7. a first groove; 8. a screw; 9. a motor; 10. injection molding a tube; 11. a guide post; 12. a guide hole; 13. a second groove; 14. a guide bar; 15. a slide hole; 16. a rubber pad; 17. a bolt; 18. a water inlet pipe; 19. and (4) a water outlet pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Referring to fig. 1-2, a plastic product injection mold capable of preventing material leakage comprises a fixed mold 1 and a movable mold 2 which are matched with each other, guide posts 11 are fixedly connected to four corners of the fixed mold 1, which are close to the movable mold 2, guide holes 12 matched with the guide posts 11 are formed in four corners of the movable mold 2, the fixed mold 2 and the fixed mold 1 are more stably matched with each other through the matching of the guide posts 11 and the guide holes 12, a cavity 3 is formed in one side of the fixed mold 1, which is close to the movable mold 2, an injection molding pipe 10 is fixedly connected to one side of the movable mold 2, which is far away from the fixed mold 1, and molten liquid is injected into the mold through the injection molding pipe 10.

Referring to fig. 1 and 2, a cooling cavity is formed in the fixed mold 1, a water inlet pipe 18 and a water outlet pipe 19 communicated with the cooling cavity are fixedly connected to one side of the fixed mold 1, and when the fixed mold is molded, cooling liquid can be circularly fed into the cooling cavity through the water inlet pipe 18 and the water outlet pipe 19 to cool a finished product in the cavity 3 of the fixed mold 1, so that the molding efficiency is improved.

Referring to fig. 1 and 2, mounting groove 4 has all been seted up to the both sides that the cover half 1 is located die cavity 3, and it has installing frame 5 to peg graft in the mounting groove 4, and the equal threaded connection in both ends of installing frame 5 has bolt 17, and installing frame 5 passes through bolt 17 and cover half 1 fixed mounting, when using installing frame 5, can put into mounting groove 4 with installing frame 5 to use bolt 17 to fix installing frame 5, the later stage can be dismantled the maintenance alone.

Referring to fig. 2 and 3, a scraper 6 is slidably mounted on one side of the mounting frame 5, a rubber pad 16 is fixedly connected to one side of the scraper 6 close to the fixed mold 1, a first groove 7 is formed in the top of the mounting frame 5, a screw 8 is rotatably mounted in the first groove 7, the screw 8 is horizontally arranged, a motor 9 for driving the screw 8 to rotate is fixedly mounted at one end of the mounting frame 5, and one end of the scraper 6 extends into the first groove 7 and is in threaded connection with the screw 8. After the drawing of patterns, but starter motor 9 drives screw rod 8 and rotates, makes screw rod 8 drive scraper blade 6 along 8 horizontal motion of screw rod, makes scraper blade 6 clear up the deckle edge at die cavity 3 edges, reduces the circumstances of deckle edge card between movable mould 2 and cover half 1 to the condition of leaking the material can further be reduced and appear.

Wherein, second recess 13 has been seted up to the bottom of installing frame 5, fixed mounting has guide arm 14 in the second recess 13, guide arm 14 is the level and arranges, the other end of scraper blade 6 stretch into in the second recess 13 and with guide arm 14 sliding connection, can play the guide effect to scraper blade 6 through guide arm 14, one side that installing frame 5 is located first recess 7 and second recess 13 has all seted up slide opening 15, scraper blade 6 sliding connection is in slide opening 15, can improve scraper blade 6's stability through slide opening 15.

The implementation principle of the application is as follows: after the drawing of patterns, but starter motor 9 drives screw rod 8 and rotates, makes screw rod 8 drive scraper blade 6 along 8 horizontal motion of screw rod, makes scraper blade 6 clear up the deckle edge at die cavity 3 edges, reduces the circumstances of deckle edge card between movable mould 2 and cover half 1 to the condition of leaking the material can further be reduced and appear.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, 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 (8)

1. The utility model provides a plastic product injection mold of leak protection material, includes matched with cover half (1) and movable mould (2), its characterized in that: a cavity (3) is formed in one side, close to the movable mold (2), of the fixed mold (1), mounting grooves (4) are formed in two sides, located in the cavity (3), of the fixed mold (1), mounting frames (5) are inserted in the mounting grooves (4), and scrapers (6) are slidably mounted on one sides of the mounting frames (5);

first recess (7) have been seted up at the top of installing frame (5), screw rod (8) are installed to first recess (7) internal rotation, the one end fixed mounting of installing frame (5) has and is used for driving screw rod (8) pivoted motor (9), the one end of scraper blade (6) stretch into in first recess (7) and with screw rod (8) threaded connection.

2. The plastic product injection mold of leakage prevention of claim 1, characterized in that: one side of the movable mold (2) far away from the fixed mold (1) is fixedly connected with an injection molding pipe (10).

3. The plastic product injection mold of leakage prevention of claim 1, characterized in that: the fixed die (1) is close to the equal fixedly connected with guide post (11) in four corners department of movable mould (2), guiding hole (12) with guide post (11) looks adaptation are all seted up in the four corners department of movable mould (2).

4. The plastic product injection mold of leakage prevention of claim 1, characterized in that: the bottom of the mounting frame (5) is provided with a second groove (13), a guide rod (14) is fixedly mounted in the second groove (13), and the other end of the scraper (6) extends into the second groove (13) and is in sliding connection with the guide rod (14).

5. The plastic product injection mold with material leakage prevention function as claimed in claim 4, wherein: one side of the mounting frame (5) located in the first groove (7) and the second groove (13) is provided with a sliding hole (15), and the scraper (6) is connected in the sliding hole (15) in a sliding mode.

6. The plastic product injection mold of claim 1, characterized in that: one side of the scraper (6) close to the fixed die (1) is fixedly connected with a rubber pad (16).

7. The plastic product injection mold of claim 1, characterized in that: the both ends of installing frame (5) are all threaded connection and are provided with bolts (17), and installing frame (5) is fixedly installed with fixed die (1) through bolts (17).

8. The plastic product injection mold of leakage prevention of claim 1, characterized in that: a cooling cavity is formed in the fixed die (1), and a water inlet pipe (18) and a water outlet pipe (19) which are communicated with the cooling cavity are fixedly connected to one side of the fixed die (1).

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