CN213919394U - Fixing structure of die - Google Patents

Abstract

The utility model discloses a fixed knot of mould constructs relates to mould manufacturing technical field, comprises an upper die, it is connected with the lower mould contact to go up the mould, fixed mounting has the fixed block on going up the mould, the cavity has been seted up on the fixed block, install link gear in the cavity, the spout has been seted up on going up the mould, the straight flute has been seted up on going up the mould, link gear's output is connected with latch mechanism. The utility model discloses set up link gear, make through gear, pinion rack can strut last mould and lower mould simultaneously when opening the joint structure between last mould and the lower mould, make things convenient for more simply like this when the die sinking, improved die sinking efficiency.

Description

Fixing structure of die

Technical Field

The utility model relates to a mould manufacturing technical field especially relates to a fixed knot of mould constructs.

Background

Injection molds are important technological equipment for producing various industrial products, and small molds are widely used along with the rapid development of the plastic mold design industry and the popularization of plastic products in the industrial departments of aviation, aerospace, electronics, machinery, ships, automobiles and the like.

And current mould generally divide into mould and lower mould, goes up to fix through latch mechanism between mould and the lower mould, but because paste between last mould and the lower mould and lead to the mould to be difficult to opened for the work degree of difficulty increases during the die sinking.

Therefore, we propose a fixing structure of the mold to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at separating the upper die and the lower die when opening the fixed structure so as to facilitate the die sinking of small-sized dies and the fixed structure of the die.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a fixed knot of mould constructs, includes the mould, it is connected with the lower mould contact to go up the mould, fixed mounting has the fixed block on going up the mould, the cavity has been seted up on the fixed block, install link gear in the cavity, the spout has been seted up on going up the mould, the straight flute has been seted up on going up the mould, link gear's output is connected with latch mechanism.

Optionally, the link gear includes pinion rack, slider, connecting rod and bracing piece, the pinion rack is located the cavity, pinion rack and slider fixed connection, slider and spout sliding connection, it is connected with the connecting rod to rotate on the slider, the one end that the slider was kept away from to the connecting rod rotates and connects on the bracing piece, the bracing piece is located the straight flute.

Optionally, the clamping mechanism includes a gear, a moving rod, a square ring and a clamping block, the gear is meshed with the toothed plate, the gear is rotatably connected in the cavity, the moving rod is fixedly connected to the gear, the square ring is fixedly connected to one end, far away from the gear, of the moving rod, and the square ring is clamped with the clamping block.

Optionally, a spring is installed in the sliding groove, one end of the spring is fixedly connected to the sliding block, and one end of the spring, which is far away from the sliding block, is fixedly connected to the inner wall of the sliding groove.

Optionally, a wheel disc is mounted on the gear and fixedly connected with the gear through a rotating shaft, a plurality of round holes are formed in the wheel disc and are in annular arrays, and a round rod is inserted into one round hole.

Optionally, the fixture block is rotatably connected to the side wall of the lower die through a bearing, and the fixture block is L-shaped.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses set up link gear, make through gear, pinion rack can strut last mould and lower mould simultaneously when opening the joint structure between last mould and the lower mould, make things convenient for more simply like this when the die sinking, improved die sinking efficiency.

2. The utility model discloses fixture block, rim plate and round bar have been set up, fixed between mould and the lower mould through twice fixed mode for it is more firm between mould and the lower mould, avoided going up the mould and misplacing between mould and the lower mould and lead to the inside model to damage, improved the security of device.

Drawings

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

fig. 2 is an enlarged schematic structural diagram of a portion a in fig. 1 according to the present invention.

In the figure: 1 upper die, 2 lower dies, 3 fixed blocks, 4 cavities, 5 gears, 6 motion rods, 7 toothed plates, 8 sliding grooves, 9 wheel discs, 10 sliding blocks, 11 springs, 12 connecting rods, 13 straight grooves, 14 supporting rods, 15 round holes, 16 round rods, 17 square rings and 18 clamping blocks.

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.

Referring to fig. 1-2, a fixing structure of a mold comprises an upper mold 1, wherein the upper mold 1 is in contact connection with a lower mold 2, a fixing block 3 is fixedly installed on the upper mold 1, a cavity 4 is formed in the fixing block 3, and a linkage mechanism is installed in the cavity 4.

The link gear includes pinion rack 7, slider 10, connecting rod 12 and bracing piece 14, and pinion rack 7 is located cavity 4, and pinion rack 7 and slider 10 fixed connection, slider 10 and 8 sliding connection of spout rotate on the slider 10 and are connected with connecting rod 12, and the one end that slider 10 was kept away from to connecting rod 12 rotates and connects on bracing piece 14, and bracing piece 14 is located straight flute 13. The effect of link gear is connected fixed knot structure and die sinking for can carry out the die sinking when opening fixed knot structure, improve work efficiency, make the die sinking simpler moreover.

The upper die 1 is provided with a sliding groove 8, the upper die 1 is provided with a straight groove 13, and the output end of the linkage mechanism is connected with a clamping mechanism.

The clamping mechanism comprises a gear 5, a moving rod 6, a square ring 17 and a clamping block 18, the gear 5 is meshed with the toothed plate 7, the gear 5 is rotatably connected in the cavity 4, the moving rod 6 is fixedly connected to the gear 5, the square ring 17 is fixedly connected to one end, far away from the gear 5, of the moving rod 6, and the square ring 17 is clamped with the clamping block 18. The clamping mechanism is used for fixing the upper die 1 and the lower die 2 and preventing the upper die 1 and the lower die 2 from deviating to cause the failure of processing the model in the die.

Install spring 11 in the spout 8, spring 11's one end fixed connection is on slider 10, and spring 11 keeps away from the one end fixed connection of slider 10 on the inner wall of spout 8. The spring 11 acts to reset the device.

Install rim plate 9 on the gear 5, rim plate 9 has seted up round hole 15 through pivot and gear 5 fixed connection on the rim plate 9, and the quantity of round hole 15 is a plurality of, and a plurality of round holes 15 are the annular array, and the round bar 16 has been pegged graft in one of them round hole 15. The wheel disc 9 and the round rod 16 are used for fixing the gear 5 and preventing the clamping mechanism from being unstable in clamping.

The fixture block 18 is rotatably connected to the side wall of the lower die 2 through a bearing, and the fixture block 18 is L-shaped. The latch 18 functions to snap-fit the square ring 17.

The working principle is as follows:

at first, go up mould 1 and lower mould 2 and be in closely laminating state, the staff rotates fixture block 18, make the L shape bulge of fixture block 18 upwards, then take round bar 16 in round hole 15 on the rim plate 9 out, it makes quad ring 17 and fixture block 18 break away from to rotate quad ring 17, quad ring 17 can drive gear 5 through motion pole 6 and rotate when rotating, gear 5 cooperation pinion rack 7 drives slider 10 to the right side motion in spout 8, spring 11 compression this moment, slider 10 drives bracing piece 14 downstream through connecting rod 12, bracing piece 14 has a thrust to lower mould 2 and makes mould 1 and lower mould 2 separation, then will go up mould 1 and lower mould 2 through the gap of separation and part can.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a fixed knot of mould constructs, includes mould (1), its characterized in that, it is connected with lower mould (2) contact to go up mould (1), it has fixed block (3) to go up fixed mounting on mould (1), cavity (4) have been seted up on fixed block (3), install link gear in cavity (4), spout (8) have been seted up on going up mould (1), straight flute (13) have been seted up on going up mould (1), link gear's output is connected with clamping mechanism.

2. The fixing structure of a mold according to claim 1, wherein the linkage mechanism comprises a toothed plate (7), a slider (10), a connecting rod (12) and a supporting rod (14), the toothed plate (7) is located in the cavity (4), the toothed plate (7) is fixedly connected with the slider (10), the slider (10) is slidably connected with the sliding groove (8), the connecting rod (12) is rotatably connected to the slider (10), one end of the connecting rod (12) far away from the slider (10) is rotatably connected to the supporting rod (14), and the supporting rod (14) is located in the straight groove (13).

3. The fixing structure of the mold according to claim 2, wherein the clamping mechanism comprises a gear (5), a moving rod (6), a square ring (17) and a clamping block (18), the gear (5) is meshed with the toothed plate (7), the gear (5) is rotatably connected in the cavity (4), the moving rod (6) is fixedly connected to the gear (5), the square ring (17) is fixedly connected to one end, far away from the gear (5), of the moving rod (6), and the square ring (17) is clamped with the clamping block (18).

4. A mold fixing structure according to claim 2, wherein a spring (11) is installed in the sliding groove (8), one end of the spring (11) is fixedly connected to the sliding block (10), and one end of the spring (11) far away from the sliding block (10) is fixedly connected to the inner wall of the sliding groove (8).

5. The fixing structure of the die as claimed in claim 3, wherein the gear (5) is provided with a wheel disc (9), the wheel disc (9) is fixedly connected with the gear (5) through a rotating shaft, the wheel disc (9) is provided with a plurality of round holes (15), the round holes (15) are in an annular array, and a round rod (16) is inserted into one round hole (15).

6. A mold fixing structure according to claim 3, wherein the fixture block (18) is rotatably connected to the side wall of the lower mold (2) through a bearing, and the fixture block (18) is L-shaped.

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