CN113635528A

CN113635528A - Circulating water cooling efficient injection molding machine

Info

Publication number: CN113635528A
Application number: CN202110886525.XA
Authority: CN
Inventors: 邓燕英
Original assignee: Ningguo Yangzi Plastic Parts Factory
Current assignee: Ningguo Yangzi Plastic Parts Factory
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-11-12

Abstract

The invention relates to the field of efficient injection molding, in particular to a circulating water-cooling efficient injection molding machine which comprises a water-cooling tank, wherein a circulating air-cooling mechanism is fixedly connected to the bottom of the water-cooling tank, and a mold mechanism is arranged at the bottom of the inner wall of the water-cooling tank. This kind of high-efficient injection molding machine of circulating water cooling, through soaking mould mechanism in the water-cooling tank, can make it carry out the long-time cooling of soaking to the mould, through the inlet tube, the cooperation of cooling bath and drain pipe, can carry out quick circulating water cooling to the bed die periphery, the mould refrigerated speed has further been improved, thereby effectual improvement production speed, setting through transmission water fan axle, the rivers that make drain pipe and second immersible pump output can drive two transmission shafts and rotate, thereby make two fan pages to the rivers forced air cooling that exceeds to fall, can make the rivers circulation after the cooling carry to the water-cooling tank in through first immersible pump, the make full use of water resource, through the split type design of last mould and roof, make and go up mould and bed die and can easily change.

Description

Circulating water cooling efficient injection molding machine

Technical Field

The invention relates to the field of high-efficiency injection molding, in particular to a circulating water-cooling high-efficiency injection molding machine.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate sizes, the injection molding is a processing method used for batch production of parts with complex shapes, specifically, the plastic which is heated and melted is injected into a mold cavity by an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

The following problems in the prior art are not well solved: 1. at present, most injection mold devices adopt natural cooling or wind cooling, so that the cooling efficiency is low, and the yield is reduced; 2. in addition, a large amount of water resources are wasted in the water cooling process of the existing injection mold, and the water resources are wasted; 3. and the existing mold is mostly a fixed sleeve, the whole mold needs to be replaced when the production batch needs to be changed, the production cost is higher, and the demolding efficiency is lower.

Disclosure of Invention

The invention aims to provide a circulating water cooling efficient injection molding machine to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: a circulating water-cooling efficient injection molding machine comprises a water-cooling box, wherein a circulating air-cooling mechanism is fixedly connected to the bottom of the water-cooling box, and a mold mechanism is arranged at the bottom of the inner wall of the water-cooling box;

the bottom of circulation forced air cooling mechanism inner wall is provided with first immersible pump, and the output tube of first immersible pump run through circulation forced air cooling mechanism and rather than the bottom fixed connection of the raceway of avris, the top of raceway run through the water-cooling tank and with its inboard input tube fixed connection who divides the piece, and divide one of them output tube fixedly connected with inlet tube of piece, the bottom of water-cooling tank inner wall is provided with the second immersible pump, and one side of water-cooling tank is fixed to be interlude has the drain pipe, and the one end of drain pipe and the output of second immersible pump all run through circulation forced air cooling mechanism and extend to its inboard, one side fixed connection water level induction controller of mould mechanism.

Preferably, circulation forced air cooling mechanism includes the circulation case, and circulation case fixed connection is in the bottom of water-cooling box, the relative one side of circulation incasement wall is provided with transmission water fan axle, and the equal fixedly connected with mounting bracket in one side that the circulation case carried on the back mutually, and the activity alternates respectively on the mounting bracket has transmission shaft and axis of rotation, and the one end meshing that transmission shaft and axis of rotation are adjacent, the one end fixed connection fan page or leaf of axis of rotation, the both ends of transmission water fan axle run through the circulation case respectively and with the bottom meshing of two transmission shafts of its avris.

Preferably, the die mechanism comprises a die block, the die block is arranged at the bottom of the inner wall of the water cooling box, sliding grooves penetrating through the inner wall of the die block are formed in the two sides of the top of the die block, and push rods are movably inserted in the two sliding grooves, the bottom surfaces of the push rods are fixedly connected with the bottom surface of the inner wall of the mould block through electronic telescopic rods, the top of the push rod is fixedly connected with a top plate, the top of the top plate is fixedly nested with an upper die through a bolt, two sides of the bottom surface of the upper die are both provided with movable cavities, and the movable cavities are fixedly sleeved with return springs, the lower part of the upper die is movably sleeved with a push plate, the upper part of the push plate is movably sleeved in the two movable cavities, the top of the die block is movably nested with a lower die, and a cooling tank is arranged in the mould block, the other end of the water inlet pipe is movably inserted at one end of the cooling tank, and the other end of the water drain pipe is movably inserted at the other end of the cooling tank.

Preferably, the transmission water fan shaft is composed of at least six arc-shaped fan blades fixedly connected to the outer wall of the round rod at equal intervals, and bevel gears are fixedly connected to two ends of the transmission water fan shaft.

Preferably, the side cross-section of the mounting rack is of an L-shaped structure, and the two mounting racks are symmetrically arranged on two sides of the circulating box by taking a vertical central line on the side surface of the circulating box as an axis.

Preferably, the transmission shaft and the rotating shaft are fixedly sleeved with bearings matched with the mounting frame, and the transmission water fan shaft is fixedly sleeved with two bearings matched with the circulating box.

Preferably, the side cross-section of the push rod is of a mountain-shaped structure, and the top end of the middle part of the push rod sequentially penetrates through the die block and the lower die from bottom to top.

Preferably, the water level sensing controller is electrically connected with the first submersible pump and the second submersible pump respectively.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the die mechanism can be soaked in the water cooling tank for a long time for cooling, and the periphery of the lower die can be rapidly and circularly cooled by matching the water inlet pipe, the cooling tank and the water drain pipe, so that the cooling speed of the die is further increased, and the production speed is effectively increased.

According to the invention, through the arrangement of the transmission water fan shaft, the water flow output by the drain pipe and the second submersible pump can drive the two transmission shafts to rotate, so that the two fan blades rotate, the effect of air cooling is achieved on the falling water flow, the cooled water flow can be circularly conveyed into the water cooling box through the first submersible pump, the water resource is fully utilized, and the practicability is high.

According to the invention, through the split design of the upper die, the lower die, the top plate and the die block, the upper die and the lower die can be easily replaced, the production of different batches of products is facilitated, the production cost is reduced, the ejection in the upper direction and the lower direction can be synchronously carried out through the arrangement of the push plate and the push rod, and the demolding efficiency is improved.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a perspective view of the water cooling tank of the present invention;

FIG. 4 is a top cross-sectional view of the structure of the present invention;

FIG. 5 is a side cross-sectional view of a structural circulation box of the present invention;

fig. 6 is a top view of the structure of the present invention.

In the figure: 1. a water cooling tank; 2. a circulating air cooling mechanism; 201. a circulation box; 202. driving a water fan shaft; 203. a mounting frame; 204. a drive shaft; 205. a rotating shaft; 206. a fan blade; 3. a mold mechanism; 301. a mold block; 302. a chute; 303. a push rod; 304. an electronic telescoping rod; 305. a top plate; 306. an upper die; 307. a movable cavity; 308. a return spring; 309. pushing the plate; 310. a lower die; 311. a cooling tank; 4. a first submersible pump; 5. a water delivery pipe; 6. a water diversion member; 7. a water inlet pipe; 8. a second submersible pump; 9. a drain pipe; 10. a water level induction controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: a circulating water-cooling efficient injection molding machine comprises a water-cooling box 1, wherein the bottom of the water-cooling box 1 is fixedly connected with a circulating air-cooling mechanism 2, and the bottom of the inner wall of the water-cooling box 1 is provided with a mold mechanism 3;

the bottom of the 2 inner walls of circulation forced air cooling mechanism is provided with first immersible pump 4, and the output tube of first immersible pump 4 runs through circulation forced air cooling mechanism 2 and rather than the bottom fixed connection of the raceway 5 of avris, raceway 5's top runs through water-cooling tank 1 and divides the input tube fixed connection of piece 6 rather than the inboard, and divide one of them output tube fixedly connected with inlet tube 7 of piece 6, the bottom of 1 inner wall of water-cooling tank is provided with second immersible pump 8, and the fixed interlude of one side of water-cooling tank 1 has drain pipe 9, and the one end of drain pipe 9 and the output of second immersible pump 8 all run through circulation forced air cooling mechanism 2 and extend to its inboard, one side fixed connection water level sensing ware 10 of mould mechanism 3.

In this embodiment, as shown in fig. 1, 5 and 6, the circulating air cooling mechanism 2 includes a circulating box 201, and the circulating box 201 is fixedly connected to the bottom of the water cooling box 1, one side of the inner wall of the circulating box 201 opposite to the inner wall is provided with a driving fan shaft 202, and one side of the circulating box 201 opposite to the other side is fixedly connected with a mounting frame 203, and a driving shaft 204 and a rotating shaft 205 are respectively movably inserted into the mounting frame 203, and the driving shaft 204 is engaged with one end adjacent to the rotating shaft 205, one end of the rotating shaft 205 is fixedly connected with a fan blade 206, and two ends of the driving fan shaft 202 respectively penetrate through the circulating box 201 and are engaged with the bottom ends of the two driving shafts 204 at the side thereof.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 6, the mold mechanism 3 includes a mold block 301, the mold block 301 is disposed at the bottom of the inner wall of the water cooling tank 1, two sides of the top of the mold block 301 are both provided with sliding slots 302 penetrating through the inner wall, push rods 303 are movably inserted in the two sliding slots 302, the bottom surface of the push rod 303 is fixedly connected with the bottom surface of the inner wall of the mold block 301 through an electronic telescopic rod 304, the top of the push rod 303 is fixedly connected with a top plate 305, the top of the top plate 305 is fixedly nested with an upper mold 306 through bolts, two sides of the bottom surface of the upper mold 306 are both provided with movable cavities 307, the movable cavities 307 are both fixedly nested with return springs 308, the lower portion of the upper mold 306 is movably nested with push plates 309, the upper portions of the push plates 309 are movably nested in the two movable cavities 307, the top of the mold block 301 is movably nested with a lower mold 310, and a cooling slot 311 is formed in the mold block 301, the other end of the water inlet pipe 7 is movably inserted into one end of the cooling tank 311, the other end of the water outlet pipe 9 is movably inserted into the other end of the cooling tank 311, and the cooling tank 311 is of a spiral pipe groove structure.

In this embodiment, as shown in fig. 1 and 5, the transmission fan shaft 202 is composed of at least six arc-shaped fan blades fixedly connected to the outer wall of the round rod at equal intervals, and the bevel gears are fixedly connected to the two ends of the transmission fan shaft 202, so that the water flow output by the drain pipe 9 and the second submersible pump 8 can drive the two transmission shafts 204 to rotate, thereby rotating the two fan blades 206 and achieving the air cooling effect on the falling water flow.

In this embodiment, as shown in fig. 1 and 5, the side section of the mounting bracket 203 is an L-shaped structure, and the two mounting brackets 203 are symmetrically disposed on both sides of the circulation box 201 with the vertical center line of the side surface thereof as an axis.

In this embodiment, as shown in fig. 1 and fig. 5, bearings matched with the mounting frame 203 are fixedly sleeved on the transmission shaft 204 and the rotating shaft 205, and two bearings matched with the circulation box 201 are fixedly sleeved on the transmission water fan shaft 202.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 6, a side cross section of the push rod 303 is a mountain-shaped structure, and a top end of a middle portion of the push rod 303 sequentially penetrates through the mold block 301 and the lower mold 310 from bottom to top.

In this embodiment, as shown in fig. 1, 4 and 6, the water level sensing controller 10 is electrically connected to the first submersible pump 4 and the second submersible pump 8 respectively, when the water level in the water cooling tank 1 reaches a set height, the second submersible pump 8 starts to be started to discharge the pairs in the water cooling tank into the circulation tank 201, and meanwhile, the water level sensing controller 10 can adjust the water discharge speed according to the water level.

The use method and the advantages of the invention are as follows: when the circulating water-cooling efficient injection molding machine is used for producing a mold, the working process is as follows:

as shown in fig. 1, 2, 3, 4, 5 and 6, firstly, the first submersible pump 4 delivers water flow into the water delivery pipe 5, and cold water is delivered into the water cooling tank 1 and the cooling tank 311 through the water diversion member 6, so as to soak and cool the mold mechanism 3 for a long time, and at the same time, the cold water in the cooling tank 311 can rapidly circulate and cool the periphery of the lower mold 310, so as to further increase the mold cooling speed, thereby effectively increasing the production speed, the cold water in the cooling tank 311 is discharged to the circulation tank 201 through the water discharge pipe 9 after heat conduction, and at the same time, the water in the water cooling tank 1 reaches the water level set by the water level sensing controller 10, and is discharged to the circulation tank 201 through the second submersible pump 8, and the water flow simultaneously acts on the transmission fan shaft 202 to rotate, and the two transmission shafts 204 engaged therewith drive the two rotation shafts 205 to rotate, thereby enabling the two fan blades 206 to wind cool the falling water flow, make full use of water resource, start electron telescopic link 304 and can promote push rod 303 rebound, make its upper die 306 break away from with the block state of bed die 310, push pedal 309 is displacement downwards under reset spring 308's effect simultaneously, the product is released from the top down, the middle part of push rod 303 will upwards run through bed die 310 simultaneously, from down and push out the product from top down, further reach the effect of quick drawing of patterns, when needing to change the mould, it can to go up mould 306 through the bolt dismantlement, it can to take out by high-pressure suction cup lower die 310.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-efficient injection molding machine of circulating water cooling, includes water-cooling case (1), its characterized in that: the bottom of the water cooling tank (1) is fixedly connected with a circulating air cooling mechanism (2), and the bottom of the inner wall of the water cooling tank (1) is provided with a mould mechanism (3);

the bottom of circulation forced air cooling mechanism (2) inner wall is provided with first immersible pump (4), and the output tube of first immersible pump (4) runs through circulation forced air cooling mechanism (2) and rather than the bottom fixed connection of raceway (5) of avris, the top of raceway (5) runs through water-cooling box (1) and rather than the input tube fixed connection of inboard branch water spare (6), and one of them output tube fixedly connected with inlet tube (7) of branch water spare (6), the bottom of water-cooling box (1) inner wall is provided with second immersible pump (8), and one side of water-cooling box (1) is fixed to be interlude has drain pipe (9), and the one end of drain pipe (9) and the output of second immersible pump (8) all run through circulation forced air cooling mechanism (2) and extend to its inboard, one side fixed connection water level sensing controller (10) of mould mechanism (3).

2. The circulating water-cooling efficient injection molding machine according to claim 1, characterized in that: circulation forced air cooling mechanism (2) are including circulation case (201), and circulation case (201) fixed connection is in the bottom of water-cooling box (1), the one side that circulation case (201) inner wall is relative is provided with transmission water fan axle (202), and the equal fixedly connected with mounting bracket (203) in one side that circulation case (201) carried on the back mutually, and the activity alternates respectively on mounting bracket (203) has transmission shaft (204) and axis of rotation (205), and transmission shaft (204) and the adjacent one end meshing of axis of rotation (205), the one end fixed connection fan page or leaf (206) of axis of rotation (205), the both ends of transmission water fan axle (202) run through circulation case (201) respectively and mesh with the bottom of two transmission shafts (204) of its avris.

3. The circulating water-cooling efficient injection molding machine according to claim 1, characterized in that: the die mechanism (3) comprises a die block (301), the die block (301) is arranged at the bottom of the inner wall of the water cooling tank (1), sliding grooves (302) penetrating through the inner wall of the die block (301) are formed in two sides of the top of the die block (301), push rods (303) are movably inserted in the two sliding grooves (302), the bottom surfaces of the push rods (303) are fixedly connected with the bottom surface of the inner wall of the die block (301) through electronic telescopic rods (304), the top of each push rod (303) is fixedly connected with a top plate (305), the top of each top plate (305) is fixedly nested with an upper die (306) through bolts, movable cavities (307) are formed in two sides of the bottom surface of the upper die (306), reset springs (308) are fixedly sleeved in the movable cavities (307), push plates (309) are movably sleeved on the lower portions of the upper dies (306), and the upper portions of the push plates (309) are movably sleeved in the two movable cavities (307), the top of the die block (301) is movably nested with the lower die (310), a cooling groove (311) is formed in the die block (301), the other end of the water inlet pipe (7) is movably inserted into one end of the cooling groove (311), and the other end of the water outlet pipe (9) is movably inserted into the other end of the cooling groove (311).

4. The circulating water-cooling efficient injection molding machine according to claim 2, characterized in that: the transmission water fan shaft (202) is composed of at least six arc-shaped fan blades which are fixedly connected to the outer wall of the round rod at equal intervals, and bevel gears are fixedly connected to the two ends of the transmission water fan shaft (202).

5. The circulating water-cooling efficient injection molding machine according to claim 2, characterized in that: the side cross-section of mounting bracket (203) is L type structure, and two mounting brackets (203) use the vertical central line of circulation case (201) side to set up in its both sides as the axial symmetry.

6. The circulating water-cooling efficient injection molding machine according to claim 2, characterized in that: the transmission shaft (204) and the rotating shaft (205) are fixedly sleeved with bearings matched with the mounting frame (203), and the transmission water fan shaft (202) is fixedly sleeved with two bearings matched with the circulating box (201).

7. The high-efficiency injection molding machine with circulating water cooling as claimed in claim 3, wherein: the side cross-section of push rod (303) is mountain type structure, and push rod (303) middle part top from the bottom up runs through mould piece (301) and bed die (310) in proper order.

8. The circulating water-cooling efficient injection molding machine according to claim 1, characterized in that: the water level sensing controller (10) is electrically connected with the first submersible pump (4) and the second submersible pump (8) respectively.