CN212554864U - Core pulling mechanism of injection mold - Google Patents

Abstract

The utility model discloses an injection mold mechanism of loosing core, including hydraulic cylinder and round bar, hydraulic cylinder's right side fixed surface is connected with first disc, and the inside of first disc is inlayed and is had the ring, the ring is connected with the inner wall of first disc through the slider. The utility model discloses be provided with tooth and gear, tooth rotates and drives four group gears and rotate simultaneously, gear rotation drives four first screws of group and rotates simultaneously, first screw rod rotates and is convenient for fast with round bar and hydraulic cylinder fixed mounting, be convenient for dismantle hydraulic cylinder and round bar fast simultaneously, the efficiency of installation is greatly improved, the yield has been improved, the device is provided with second screw rod and rubber pad, through anticlockwise rotation second screw rod, the second screw rod rotates and drives the rubber pad and slide and keep away from each other, the rubber pad breaks away from with the surface of round bar, be convenient for carry out fixed connection with second disc and other round bar, and the reuse of being convenient for, greatly reduced the manufacturing cost of second disc.

Description

Core pulling mechanism of injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold mechanism of loosing core.

Background

Present plastic injection mold is the main instrument of production plastic products, it is very extensive to use, in plastic products injection moulding, because there is the inner groovy in some plastic products's inside, sometimes plastic products can't take out from the mould core after the shaping, just so need adopt the mechanism of loosing core to loose core, wherein, hydraulic pressure is for using more design form, but all through nut fixed connection between hydraulic cylinder and the round bar in the current hydraulic pressure mechanism of loosing core, need fix the nut in proper order during the installation, the operation is more loaded down with trivial details, greatly reduced the efficiency of installation, the yield is reduced, therefore need an injection mold mechanism of loosing core to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold mechanism of loosing core to the mechanism installation of nevertheless current hydraulic pressure of proposing needs to be fixed the nut in proper order in solving above-mentioned background art, and the operation is more loaded down with trivial details, greatly reduced the efficiency of installation, reduced the problem of output.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold mechanism of loosing core, includes hydraulic cylinder and round bar, hydraulic cylinder's right side fixed surface is connected with first disc, and the inside of first disc is inlayed and is had the ring, the ring is connected with the inner wall of first disc through the slider, the even fixedly connected with tooth of inner wall of ring, and the meshing of the surface of tooth has the gear, the right side central point of gear puts the first screw rod of fixedly connected with of department, and the surface cover of first screw rod is equipped with the second disc, the right side of second disc is through the solid fixed ring of dead lever fixedly connected with, and solid fixed ring's inside is inserted and is equipped with the second screw rod, the supporting rod is installed through the bearing to the one end that the second screw rod was close to each other to the second screw rod, and the one end fixedly connected with rubber pad that the second screw rod was kept away from to the.

Preferably, the upper and lower both ends bilateral symmetry of ring installs the slider, the inside of first disc is seted up with the corresponding annular spout of slider, the inner wall at annular spout is established in the slider insertion, the slider constitutes the rotary type structure with first disc.

Preferably, four groups of gears are arranged, and the four groups of gears are arranged on the inner wall of the first disc through bearings.

Preferably, a cylindrical hole groove corresponding to the first screw is formed in the second disc, an internal thread corresponding to the external thread on the surface of the first screw is formed in the inner wall of the cylindrical hole groove, and the first screw is inserted in the cylindrical hole groove.

Preferably, the clamping rods are provided with two groups, and the two groups of clamping rods are of arc-shaped structures.

Preferably, the movable rod is of a rectangular structure, a rectangular sliding groove corresponding to the movable rod is formed in the fixing ring, the movable rod is inserted in the rectangular sliding groove, and the movable rod and the fixing ring form a sliding structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses be provided with tooth and gear, the ring rotates and drives the tooth and rotate, and the tooth rotates and drives four group's gears and rotate simultaneously, and gear revolve drives four group's first screws rods and rotates simultaneously, and first screw rod rotates and is convenient for dismantle hydraulic cylinder and round bar fast with round bar and hydraulic cylinder fixed mounting, be convenient for simultaneously, has improved the efficiency of installation greatly, has improved the yield.

The device is provided with second screw rod and rubber pad, and through anticlockwise rotation second screw rod, the second screw rod rotates and drives the rubber pad slip and keep away from each other, and the rubber pad breaks away from with the surface of round bar, is convenient for carry out fixed connection with second disc and other round bar, and the used repeatedly of being convenient for, greatly reduced the manufacturing cost of second disc.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic view of the side view of the ring structure of the present invention;

FIG. 3 is a schematic side sectional view of the first disk of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention;

fig. 6 is an enlarged schematic view of the structure at C in fig. 1 according to the present invention;

fig. 7 is a schematic side view of the structure of the round bar of the present invention.

In the figure: 1. a hydraulic cylinder; 2. a round bar; 3. a first disc; 4. a circular ring; 5. a slider; 6. teeth; 7. a gear; 8. a first screw; 9. a second disc; 10. fixing the rod; 11. a fixing ring; 12. a second screw; 13. a clamping rod; 14. a rubber pad; 15. a movable rod.

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. 1-7, the present invention provides an embodiment:

a core pulling mechanism of an injection mold comprises a hydraulic oil cylinder 1 and a round rod 2, a first disc 3 is fixedly connected to the right side surface of the hydraulic oil cylinder 1, a ring 4 is embedded in the first disc 3, sliding blocks 5 are symmetrically installed at the upper end and the lower end of the ring 4, an annular sliding groove corresponding to the sliding blocks 5 is formed in the first disc 3, the sliding blocks 5 are inserted in the inner wall of the annular sliding groove, the sliding blocks 5 and the first disc 3 form a rotary structure, the ring 4 is connected with the inner wall of the first disc 3 through the sliding blocks 5, teeth 6 are uniformly and fixedly connected to the inner wall of the ring 4, gears 7 are meshed with the surfaces of the teeth 6, the gears 7 are provided with four groups, the four groups of gears 7 are installed on the inner wall of the first disc 3 through bearings, the axis of the first disc 3 is the same as that of the ring 4, the ring 4 is convenient to rotate in the first disc 3, a first screw 8 is fixedly connected to the right, the surface of the first screw 8 is sleeved with a second disc 9, a cylindrical hole groove corresponding to the first screw 8 is formed in the second disc 9, inner threads corresponding to outer threads on the surface of the first screw 8 are formed in the inner wall of the cylindrical hole groove, the first screw 8 is inserted into the cylindrical hole groove to fix the hydraulic oil cylinder 1 and the round rod 2 conveniently, the right side of the second disc 9 is fixedly connected with a fixing ring 11 through a fixing rod 10, a second screw 12 is inserted into the fixing ring 11, clamping rods 13 are mounted at the ends, close to each other, of the second screws 12 through bearings, the clamping rods 13 are provided with two groups, the two groups of clamping rods 13 are of arc structures, the second disc 9 is clamped on the surface of the round rod 2 conveniently, a rubber pad 14 is fixedly connected to one end, far away from the second screw 12, of each clamping rod 13, and one end, far away from the rubber pad 14, of each clamping rod 13 is connected, the movable rod 15 is of a rectangular structure, a rectangular sliding groove corresponding to the movable rod 15 is formed in the fixing ring 11, the movable rod 15 is inserted into the rectangular sliding groove, the movable rod 15 and the fixing ring 11 form a sliding structure, the clamping rod 13 and the rubber pad 14 can slide linearly, and the square box clamping rod 13 and the rubber pad 14 are inclined when sliding to cause deviation.

The working principle is as follows: when in use, according to the attached drawings 1, 2, 3, 4, 5, 6 and 7, related technicians move the hydraulic oil cylinder 1 and the round bar 2 to proper positions, manually rotate the second screw 12, the second screw 12 rotates inside the fixing ring 11 to drive the clamping rod 13 to slide, the rubber pad 14 is tightly attached to the surface of the round bar 2, the clamping rod 13 is prevented from rotating through the movable rod 15 to cause position deviation, after the round bar 2 is installed, the second disc 9 and the first disc 3 are aligned, the first screw 8 is inserted into the hole on the surface of the second disc 9, then the ring 4 is manually rotated, the ring 4 rotates to drive the four groups of first screws 8 to simultaneously rotate, the hydraulic oil cylinder 1 and the round bar 2 are fixedly installed through the threads on the surface of the first screw 8, the hydraulic oil cylinder 1 and the round bar 2 are conveniently and rapidly installed and disassembled, the round bar 2 is conveniently replaced, the operation is completed, and the above is all the working principles of the utility model.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides an injection mold mechanism of loosing core, includes hydraulic cylinder (1) and round bar (2), its characterized in that: the right side surface of the hydraulic oil cylinder (1) is fixedly connected with a first disc (3), a ring (4) is inlaid in the first disc (3), the ring (4) is connected with the inner wall of the first disc (3) through a sliding block (5), teeth (6) are uniformly and fixedly connected with the inner wall of the ring (4), a gear (7) is meshed with the surface of the teeth (6), a first screw rod (8) is fixedly connected to the right side central position of the gear (7), a second disc (9) is sleeved on the surface of the first screw rod (8), a fixing ring (11) is fixedly connected to the right side of the second disc (9) through a fixing rod (10), a second screw rod (12) is inserted in the fixing ring (11), a clamping rod (13) is installed at one end, close to each other, of the second screw rod (12) through a bearing, and a rubber pad (14) is fixedly connected to one end, far away from the second screw rod (12), of the clamping rod (13), one end of the clamping rod (13), which is far away from the rubber pad (14), is connected with the fixed ring (11) through a movable rod (15).

2. The injection mold core pulling mechanism of claim 1, wherein: slider (5) are installed to the upper and lower both ends bilateral symmetry of ring (4), the inside of first disc (3) is seted up with the corresponding annular spout of slider (5), slider (5) are inserted and are established the inner wall at annular spout, slider (5) and first disc (3) constitution rotary type structure.

3. The injection mold core pulling mechanism of claim 1, wherein: four groups of gears (7) are arranged, and the four groups of gears (7) are arranged on the inner wall of the first disc (3) through bearings.

4. The injection mold core pulling mechanism of claim 1, wherein: the inner part of the second disc (9) is provided with a cylindrical hole groove corresponding to the first screw (8), the inner wall of the cylindrical hole groove is provided with an internal thread corresponding to the external thread on the surface of the first screw (8), and the first screw (8) is inserted into the cylindrical hole groove.

5. The injection mold core pulling mechanism of claim 1, wherein: the clamping rods (13) are arranged in two groups, and the two groups of clamping rods (13) are of arc-shaped structures.

6. The injection mold core pulling mechanism of claim 1, wherein: the movable rod (15) is of a rectangular structure, a rectangular sliding groove corresponding to the movable rod (15) is formed in the fixing ring (11), the movable rod (15) is inserted in the rectangular sliding groove, and the movable rod (15) and the fixing ring (11) form a sliding type structure.

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