CN111688105A

CN111688105A - Injection mold

Info

Publication number: CN111688105A
Application number: CN202010569885.2A
Authority: CN
Inventors: 邓玉欣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-20
Filing date: 2020-06-20
Publication date: 2020-09-22

Abstract

The invention discloses an injection mold.A round turning plate is arranged in a feeding hopper of a raw material tank, the round turning plate is fixedly connected with an output shaft of a turning plate motor, a first fixing frame is fixedly connected with the side wall of the feeding hopper, an electric telescopic rod is fixed on the first fixing frame through a plurality of supporting legs, a rod body of the electric telescopic rod is fixedly connected with a push block, the push block is provided with a hollow cavity, one side of the hollow cavity is communicated with a drain pipe through a water inlet hose with length allowance, the other side of the hollow cavity is communicated with the drain pipe through a water outlet hose with length allowance, the communication point of the water inlet hose and the drain pipe is positioned in front of the communication point of the water outlet hose and the drain pipe, the water inlet hose is provided with a first one-way valve pointing; the lateral wall that goes into the hopper still the rigid coupling has the second mount, and the rigid coupling has the air exhauster on the second mount, and the inlet tube intercommunication of air exhauster goes into the hopper upper end, and the income hopper of ejector pad offside is screwed into and is had spacing bolt, and when the circle turned over the board and is in horizontal position, its right side and the bottom contact of ejector pad, its left side and spacing bolt bottom contact.

Description

Injection mold

Technical Field

The invention relates to the technical field of injection molds, in particular to an injection mold.

Background

The injection mold is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate dimensions, the injection molding is a processing method used when producing some parts with complex shapes in batches, and specifically, the injection mold is used for injecting heated and melted plastics into a mold cavity from an injection molding machine under high pressure, and obtaining a formed product after cooling and solidification;

at present, the raw materials of the injection mold are injected by a discharge hole, the injection time is long, the raw materials at the bottom of a mold cavity are solidified too early, bubbles are easily generated on the molded part, and the qualification rate of the part is reduced, so that the injection mold provided by the invention meets the requirements of people. The invention belongs to an improved invention, which is a further improvement on the basis of the applicant's own patent application, in particular to a raw material cleaning structure integrated on a raw material tank, and a drain pipe is used for preheating the raw material by using the heat of heated cooling water, so that the heat utilization rate of the whole injection mold can be effectively improved.

Disclosure of Invention

In order to achieve the purpose, the invention provides the following technical scheme:

an injection mold comprises a base, a heat exchange mechanism, a raw material tank, an adjusting mechanism, a discharging mechanism, a material taking mechanism and a trimming mechanism, wherein a round turning plate is arranged in a feeding hopper of the raw material tank, the round turning plate is fixedly connected with an output shaft of a turning plate motor, a first fixing frame is fixedly connected to the side wall of the feeding hopper, an electric telescopic rod is fixedly connected to the first fixing frame through a plurality of supporting legs, a rod body of the electric telescopic rod is fixedly connected with a pushing block, the pushing block is provided with a hollow cavity, one side of the hollow cavity is communicated with a drain pipe through a water inlet hose with length allowance, the other side of the hollow cavity is communicated with the drain pipe through a water outlet hose with length allowance, a communication point of the water inlet hose and the drain pipe is located in front of a communication point of the water outlet hose and the drain pipe, the water inlet hose; the lateral wall that goes into the hopper still the rigid coupling has the second mount, and the rigid coupling has the air exhauster on the second mount, and the inlet tube intercommunication of air exhauster goes into the hopper upper end, and the income hopper of ejector pad offside is screwed into and is had spacing bolt, and when the circle turned over the board and is in horizontal position, its right side and the bottom contact of ejector pad, its left side and spacing bolt bottom contact.

Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:

1. by arranging the push plate, the exhaust fan and the like, the raw materials ready to enter the raw material tank can be stirred and dedusted, so that the uniformity and cleanliness of the raw materials are improved; through the arrangement of the hollow cavity, the water inlet hose and the water drain pipe, the raw materials can be preheated by the heat of the heated cooling water in the water drain pipe, so that the heat utilization rate of the whole injection mold is improved;

2. be provided with row material mechanism, shorten the time of annotating the material, avoid annotating the material time overlength and make the raw materials that pours into die cavity bottom earlier solidify, can not produce the space when the bottom of the part of guaranteeing to mould plastics solidifies, cooperation through first bin outlet and second relief hole is used, make the more even of raw materials injection into, annotate the inhomogeneous part of moulding plastics and produce the bubble and influence the normal use of part easily of expecting, the qualification rate of parts machining has been improved, use through fly leaf and reset spring's cooperation simultaneously, make the clout that the fly leaf will mould plastics cut, shorten the length of the part clout of moulding plastics, save raw materials, and most clout is directly abandoned after being cut and has improved manufacturing cost, cause the waste of resource easily.

3. Be provided with feeding agencies, the part that will mould plastics and accomplish is ejecting and carry to the mould edge part, the operating personnel of being convenient for take, use through the cooperation of air-blower and gas distribution hole, carry out the forced air cooling to the part surface at the in-process that promotes the part of moulding plastics, avoid the high temperature on part surface to scald operating personnel's hand, the safety in utilization of device has been improved, utilize hydraulic ejector pin upwards ejecting with the inside fashioned part of die cavity, avoid the part to inlay and can't take out inside the die cavity, the work efficiency is improved, use through the cooperation of backup pad and swash plate simultaneously, support the part, avoid promoting the in-process part and drop.

4. Be provided with trimming mechanism, cooperation through cutting tool and first gear motor is used, the clout excision that bonds the shaping part, reduce the artifical unedged time of getting rid of, work efficiency is improved, cooperation through second gear motor and the wheel of polishing is used, the incision that will amputate the clout and leave is polished, make the part surface smooth, avoid cutting department's sharpness to scratch operating personnel's hand, use through the limiting plate, make the in-process position that the part marched forward remain unchanged, avoid influencing the normal use of part with part body fish tail, cooperation through fastening bolt and regulating block is used simultaneously, be convenient for adjust the position of limiting plate, and then adjust the interval between limiting plate and the cutting tool.

5. Be provided with heat transfer mechanism, cooperation through cooling bath and storage water tank is used, cool down the processing to the die holder, and absorb the heat of raw materials, reduce the fashioned time of part, work efficiency is improved, cooperation through extrusion telescopic link and briquetting is used, be convenient for extrude the piston board downwards, and then get into the heat preservation inslot with the water extrusion of cooling bath inside, keep warm to the head tank, reduce the waste of resource, and avoid the raw materials to solidify unable normal injection moulding, cooperation through rotating electrical machines and auger is used simultaneously, stir the inside raw materials of head tank, guarantee that the raw materials can not subside in the head tank bottom, avoid the inhomogeneous part that leads to of raw materials of moulding plastics to appear the stripe, the qualification rate of the part of moulding plastics has been improved.

6. Be provided with adjustment mechanism, cooperation through telescopic link and stripper plate is used, pressurize the raw materials, be convenient for inject inside the chamber raw materials extrusion downwards and get into inside the upper die base, the raw materials passes the clearance between supporting shoe and the dog during the extrusion downwards, simultaneously through the use of adjusting the ring cover, be convenient for adjust the position of dog, the clearance that leaves between adjustment dog and the supporting shoe, and then change the pressure and the flow of annotating the material, make the device can extrude the raw materials of different grade type, avoid the raw materials jam in injecting the intracavity portion, use through the scale mark, the position of the accurate control dog of being convenient for, make the device be in optimum.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic structural view from another perspective of the present invention;

FIG. 3 is a schematic structural diagram of a heat exchange mechanism of the present invention;

FIG. 4 is a schematic view showing the internal structure of the relevant components of the head tank of the present invention;

FIG. 5 is a schematic view of the adjustment mechanism of the present invention;

FIG. 6 is a schematic structural diagram of the area A in FIG. 5 according to the present invention;

FIG. 7 is a schematic view of the mounting structure of the insert of the present invention;

FIG. 8 is a schematic view of the discharge mechanism of the present invention;

FIG. 9 is a schematic view of the material extracting mechanism of the present invention;

FIG. 10 is a schematic structural view of the trimming mechanism of the present invention;

FIG. 11 is a schematic view of the mounting structure of the mounting bracket of the present invention;

FIG. 12 is an isometric view of a member associated with the push plate;

FIG. 13 is a cross-sectional view of the push block;

FIG. 14 is an isometric view of a circular flap;

reference numbers in the figures: 1. a base; 2. a lower die holder; 3. a mold cavity; 4. a hydraulic telescopic rod; 5. an upper die holder; 6. an injection conduit;

7. a heat exchange mechanism; 701. a cooling tank; 702. a compression spring; 703. a piston plate; 704. briquetting; 705. a one-way check valve; 706. mounting grooves; 707. extruding the telescopic rod; 708. a water storage tank; 709. a heat preservation groove; 710. a rotating electric machine; 711. a packing auger; 712. a drain pipe;

8. a delivery pipe; 9. a raw material delivery pump;

10. a raw material tank; 1001. feeding into a hopper; 1002. a round turning plate; 1003. a plate turnover motor; 1004. a first fixing frame; 1005. a support leg; 1006. an electric telescopic rod; 1007. a push block; 1008. a hollow cavity; 1009. a water inlet hose; 1010. a water outlet hose; 1011. a first check valve; 1012. a second one-way valve; 1013. a second fixing frame; 1014. an exhaust fan; 1015. an inlet tube;

11. an adjustment mechanism; 1101. an injection cavity; 1102. a cylinder; 1103. a telescopic rod; 1104. a pressing plate; 1105. fixing the loop; 1106. an annular groove; 1107. adjusting the ring sleeve; 1108. an annular fixture block; 1109. scale lines; 1110. a support block; 1111. a movable shaft; 1112. a stopper; 1113. a limiting block;

12. a discharge mechanism; 1201. a storage tank; 1202. heating plates; 1203. a first discharge hole; 1204. a movable groove; 1205. a movable plate; 1206. a tapered hole; 1207. an upper inclined block; 1208. a return spring; 1209. a top block; 1210. a lower inclined block; 1211. embedding a block; 1212. a second discharge hole;

13. a material taking mechanism; 1301. a mounting seat; 1302. pushing the plate; 1303. a support plate; 1304. a sloping plate; 1305. a slider; 1306. a chute; 1307. an electric push rod; 1308. an air distribution box; 1309. distributing air holes; 1310. a blower; 1311. a hydraulic ejector rod;

14. a trimming mechanism; 1401. a mounting frame; 1402. a working platform; 1403. cutting the groove; 1404. a first reduction motor; 1405. cutting a cutter; 1406. a second reduction motor; 1407. grinding the wheel; 1408. a collection box body; 1409. a fixed seat; 1410. an adjustment groove; 1411. an adjusting block; 1412. fastening a bolt; 1413. and a limiting plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-14, an injection mold includes a base 1, a heat exchanging mechanism 7, a material tank 10, an adjusting mechanism 11, a discharging mechanism 12, a material taking mechanism 13, and a trimming mechanism 14, wherein a round turning plate 1002 is disposed in a material inlet hopper 1001 of the material tank 10, the round turning plate 1002 is fixedly connected to an output shaft of a turning plate motor 1003, a first fixing frame 1004 is fixedly connected to a sidewall of the material inlet hopper 1001, an electric telescopic rod 1006 is fixed to the first fixing frame 1004 through a plurality of support legs 1005, a rod body of the electric telescopic rod 1006 is fixedly connected to a push block 1007, the push block 1007 is provided with a hollow cavity 1008, one side of the hollow cavity 1008 is communicated with a water outlet pipe 712 through a water inlet hose 1009 with a length margin, the other side of the hollow cavity 1008 is communicated with the water outlet pipe 712 through a water outlet hose 1010 with a length margin, a communication point between the water inlet hose 1009 and the water outlet pipe 712 is located before a communication point between, the outlet hose 1010 is provided with a second one-way valve 1012 directed towards the outlet pipe 712; the side wall of the feeding hopper 1001 is further fixedly connected with a second fixing frame 1013, the second fixing frame 1013 is fixedly connected with an exhaust fan 1014, an inlet pipe 1015 of the exhaust fan 1014 is communicated with the upper end of the feeding hopper 1001, a limiting bolt 1016 is screwed into the feeding hopper 1001 on the opposite side of the push block 1007, when the round turning plate 1002 is in the horizontal position, the right side of the round turning plate contacts with the bottom end of the push block 1007, and the left side of the round turning plate contacts with the bottom end of the limiting bolt 1016. The push block 1007 is made of aluminum alloy with good heat exchange.

The automatic feeding device comprises a base 1, a lower die holder 2, a die cavity 3, a hydraulic telescopic rod 4, an upper die holder 5, an injection pipeline 6, a conveying pipe 8, a raw material conveying pump 9 and a raw material tank 10, wherein the lower die holder 2 is fixedly installed at the top of the base 1, the die cavity 3 is formed in the middle of the top end of the lower die holder 2, the hydraulic telescopic rod 4 is fixedly installed at four corner positions of the top of the lower die holder 2, the top end of the hydraulic telescopic rod 4 is fixedly connected with the upper die holder 5, the injection pipeline 6 is fixedly installed in the middle of;

a heat exchange mechanism 7 is arranged inside the lower die holder 2, an adjusting mechanism 11 is arranged inside the injection pipeline 6, a discharging mechanism 12 is arranged at the bottom end of the upper die holder 5, a material taking mechanism 13 is arranged at the top of the lower die holder 2, and a trimming mechanism 14 is arranged at the position, located on one side of the lower die holder 2, of the top of the base 1;

the heat exchange mechanism 7 comprises a cooling tank 701, an extrusion spring 702, a piston plate 703, a pressing block 704, a one-way check valve 705, a mounting groove 706, an extrusion telescopic rod 707, a water storage tank 708, a heat preservation tank 709, a rotating motor 710, an auger 711 and a water drainage pipe 712;

a cooling tank 701 is arranged in the lower die holder 2, an extrusion spring 702 is symmetrically and fixedly arranged in the cooling tank 701, a piston plate 703 is fixedly connected to the top of the extrusion spring 702, the edge of the piston plate 703 is attached to the inner wall of the cooling tank 701, a pressing block 704 is arranged in the middle of the top end of the piston plate 703, one-way check valves 705 are symmetrically connected to two ends of the cooling tank 701, mounting grooves 706 are symmetrically arranged at two ends of the bottom of the upper die holder 5, an extrusion telescopic rod 707 is arranged in the mounting grooves 706, the extrusion telescopic rod 707 is positioned right above the pressing block 704, one end of one-way check valve 705 is connected with a water storage tank 708, the lower die holder 2 is cooled through the matching use of the cooling tank 701 and the water storage tank 708, the heat of the raw materials is absorbed, the time for forming the parts is shortened, the working efficiency is improved, one end of the other one-, the middle part of the surface wall of the raw material tank 10 is provided with a heat preservation groove 709, the piston plate 703 is conveniently extruded downwards by the cooperation of an extrusion expansion rod 707 and a pressing block 704, water in the cooling groove 701 is extruded to enter the heat preservation groove 709, heat preservation is carried out on the raw material tank 10, the waste of resources is reduced, the problem that the raw material cannot be normally injected by solidification is avoided, one end of the raw material tank 10 is provided with a rotating motor 710, the output shaft of the rotating motor 710 is connected with an auger 711, the raw material in the raw material tank 10 is stirred by the cooperation of the rotating motor 710 and the auger 711, the raw material is ensured not to be settled at the bottom of the raw material tank 10, the problem that the part has stripes due to the uneven injection molding raw material is avoided, the qualification rate of the injection molding part is improved, the inner wall of the raw material tank 10 is provided with an electric heating wire, the raw material in, one end of the drain pipe 712 is connected to the water storage tank 708 to ensure the circulation of the cooling water;

the adjusting mechanism 11 comprises an injection cavity 1101, an air cylinder 1102, a telescopic rod 1103, a squeezing plate 1104, a fixed ring sleeve 1105, an annular groove 1106, an adjusting ring sleeve 1107, an annular fixture block 1108, a scale mark 1109, a support block 1110, a movable shaft 1111, a stop 1112 and a limit block 1113;

an injection cavity 1101 is formed in the middle of an injection pipeline 6, an air cylinder 1102 is fixedly mounted at the top end of the injection pipeline 6, an expansion rod 1103 is connected at the bottom end of the air cylinder 1102, a squeezing plate 1104 is fixedly connected at the bottom end of the expansion rod 1103, raw materials are pressurized by matching the expansion rod 1103 and the squeezing plate 1104, the raw materials in the injection cavity 1101 can be conveniently squeezed downwards to enter the upper die holder 5, the raw materials can penetrate through a gap between a supporting block 1110 and a stop 1112 when being squeezed downwards, a fixed ring sleeve 1105 is fixedly mounted at the bottom end of the injection pipeline 6, an annular groove 1106 is formed in the middle of the fixed ring sleeve 1105, an adjusting ring sleeve 1107 is movably mounted in the fixed ring sleeve 1105, one end of the adjusting ring sleeve 1107 is connected with an annular fixture block 1108, the annular fixture block 1108 is clamped in the annular groove 1106, scale lines 1109 are formed on the surface of the fixed ring sleeve, the inner wall of the fixed ring sleeve 1105 is fixedly provided with a supporting block 1110, the middle part of the supporting block 1110 is fixedly provided with a movable shaft 1111, the middle part of the movable shaft 1111 is movably provided with a stop 1112, one end of the stop 1112 is fixedly connected with an annular stop block 1108, two ends of the top part of the supporting block 1110 are fixedly provided with stop blocks 1113, the position of the stop 1112 can be conveniently adjusted by using the adjusting ring sleeve 1107, and a gap reserved between the stop 1112 and the supporting block 1110 is adjusted, so that the pressure and the flow of injection materials are changed, the device can extrude different types of raw materials, and the raw materials are prevented from being blocked in the injection cavity 1101;

the discharging mechanism 12 comprises a storage tank 1201, a heating plate 1202, a first discharging hole 1203, a movable tank 1204, a movable plate 1205, a tapered hole 1206, an upper inclined block 1207, a return spring 1208, a top block 1209, a lower inclined block 1210, an embedded block 1211 and a second discharging hole 1212;

the middle part of the upper die holder 5 is provided with a storage tank 1201, the bottom end of the injection pipeline 6 extends to the inside of the storage tank 1201, the top end of the inside of the storage tank 1201 is symmetrically and fixedly provided with a heating plate 1202, the bottom end of the storage tank 1201 is equidistantly provided with a first discharging hole 1203, the bottom end of the storage tank 1201 is provided with a movable groove 1204, the inside of the movable groove 1204 is provided with a movable plate 1205, the top end of the movable plate 1205 is attached to the top end of the movable groove 1204, the movable plate 1205 is slidably connected with the movable groove 1204, the middle part of the movable plate 1205 is equidistantly provided with a tapered hole 1206, one end of the movable plate 1205 is fixedly connected with an upper inclined block 1207, one end of the middle part of the movable plate, which is far away from the upper inclined block 1207, is fixedly connected with a reset spring 1208, the position, which is positioned at one side of the upper inclined block 1207, inside the movable groove 1204 is provided with a lower inclined block 1210, so that the movable plate 1205 cuts off the injection molding excess material, shortens the length of the injection molding part excess material, saves raw materials, and most of the excess materials are directly discarded after being cut, which improves the production cost and easily causes the waste of resources, the middle part of the bottom end of the upper die base 5 is fixedly provided with an embedded block 1211, the middle part of the embedded block 1211 is provided with second discharge holes 1212 at equal intervals, the first discharge hole 1203 and the second discharge hole 1212 have the same size, and the first discharge hole 1203 is aligned with the second discharge hole 1212, through the matched use of the first discharge port 1203 and the second discharge port 1212, the raw material injection is more uniform, the injection molding part is not uniform, bubbles are easily generated on the injection molding part, so that the normal use of the part is influenced, the qualified rate of part processing is improved, the number of injection ports is increased, the injection time is shortened, the phenomenon that the raw material injected into the bottom of a mold cavity firstly solidifies due to overlong injection time is avoided, and a gap is not generated when the bottom of the injection molding part solidifies;

the material taking mechanism 13 comprises a mounting base 1301, a push plate 1302, a supporting plate 1303, a sloping plate 1304, a sliding block 1305, a sliding groove 1306, an electric push rod 1307, an air distribution box 1308, an air distribution hole 1309, an air blower 1310 and a hydraulic push rod 1311;

the one end fixed mounting at the top of die holder 2 has mount pad 1301, push pedal 1302 has been placed at the top of mount pad 1301, the part that will mould plastics and accomplish is ejecting and carry to the mould edge portion, be convenient for operating personnel to take, the one end that push pedal 1302 bottom is close to die holder 2 is connected with backup pad 1303, the one end fixed connection of backup pad 1303 has swash plate 1304, the contained angle between the inclined plane of swash plate 1304 and the horizontal plane is 30 degrees, use through the cooperation of backup pad 1303 and swash plate 1304, support the part, avoid promoting the in-process part to drop, the bottom symmetry fixed mounting of push pedal 1302 has slider 1305, the top symmetry of die holder 2 has seted up spout 1306, slider 1305 embeds the inside of spout 1306, fit with sliding connection through slider 1305 and spout 1306 between push pedal 1302 and the die holder 2, make push pedal 1302 advance more stable, the one end fixed mounting that the middle part of push pedal 1302 kept away from, the top end of the push plate 1302 is fixedly provided with an air distribution box 1308, the middle part of the air distribution box 1308 is equidistantly provided with air distribution holes 1309, one end of the air distribution box 1308 is connected with an air blower 1310, the air blower 1310 and the air distribution holes 1309 are used in a matched manner, the surface of a part is air-cooled in the process of pushing the injection molding part, the hand of an operator is prevented from being scalded due to overhigh temperature on the surface of the part, the use safety of the device is improved, the hydraulic ejector pin 1311 is fixedly arranged in the lower die holder 2, the part molded in the die cavity 3 is ejected upwards by the hydraulic ejector pin 1311, the part is prevented from being embedded in the die cavity 3 and cannot be taken out, the working efficiency is improved, the sealing pad is bonded to the top of the hydraulic ejector pin 1311, the sealing pad is bonded to the;

the edging mechanism 14 comprises a mounting frame 1401, a working platform 1402, a cutting groove 1403, a first speed reducing motor 1404, a cutting tool 1405, a second speed reducing motor 1406, a grinding wheel 1407, a collecting box 1408, a fixing seat 1409, an adjusting groove 1410, an adjusting block 1411, a fastening bolt 1412 and a limiting plate 1413;

the top of the base 1 is fixedly provided with an installation frame 1401 at one side of the lower die holder 2, the middle of the installation frame 1401 is fixedly provided with a working platform 1402, one end of the top of the working platform 1402 is provided with a cutting groove 1403, the bottom end of the working platform 1402 is fixedly provided with a first speed reducing motor 1404, an output shaft of the first speed reducing motor 1404 is fixedly connected with a cutting tool 1405, the cutting tool 1405 is matched with the first speed reducing motor 1404 for use, the residual material bonded with the formed part is cut off, the time for manually removing burrs is reduced, the working efficiency is improved, the bottom end of the working platform 1402 is provided with a second speed reducing motor 1406 at one side of the first speed reducing motor 1404, an output shaft of the second speed reducing motor 1406 is fixedly connected with a grinding wheel 1407, the cut left by cutting residual material is ground through the matching use of the second speed reducing motor 1406 and the grinding wheel 1407, the surface of the part is smooth, cutting tool 1405 and grinding wheel 1407 are both located inside cutting groove 1403, the top ends of cutting tool 1405 and grinding wheel 1407 are both protruded out of the surface of working platform 1402, collecting box 1408 is installed at the position, which is located below mounting rack 1401, of the top of base 1, fixing seat 1409 is symmetrically and fixedly installed at one end, which is far away from cutting groove 1403, of the top of working platform 1402, adjusting groove 1410 is formed in the middle of fixing seat 1409, adjusting block 1411 is installed inside adjusting groove 1410 in an embedded manner, fastening bolt 1412 is fixedly installed at the top of adjusting block 1411, fastening bolt 1412 is connected with adjusting block 1411 through screw threads, the bottom end of fastening bolt 1412 is attached to the top end of fixing seat 1409, the position of limiting plate 3 can be conveniently adjusted through the matching use of fastening bolt 1412 and adjusting block 1411, further, the distance between limiting plate 1413 and cutting tool 1405 can be adjusted, one end of adjusting block 1411 is fixedly connected with limiting plate 1413, so that the position of a part is, the normal use of the part is prevented from being influenced by the scratch of the part body.

The working principle and the using process of the invention are as follows: when in use, a proper amount of raw materials are thrown onto the circular turning plate 1002 which is positioned in a horizontal position, then the electric telescopic rod 1006 is started to drive the push block 1007 to move back and forth continuously to stir the raw materials continuously, and simultaneously the exhaust fan 1014 is started to suck and discharge raised dust; meanwhile, the cooling water which is heated and has residual heat during the previous injection molding in the water discharge pipe 712 enters the hollow cavity 1008 through the water inlet hose 1009, the heat of the cooling water is conducted to the raw material through the push block 1007 body, the raw material is continuously preheated in the stirring process of the push block 1007, and the cooling water returns to the water discharge pipe 712 through the water outlet hose 1010. After the stirring is finished, the push block 1007 is controlled to be at the position shown in fig. 4, the limit bolt 1016 is screwed out, the plate turnover motor 1003 is started to rotate clockwise (the front view of fig. 4) for 90 degrees, and the raw material falls into the raw material tank 10;

the raw material conveying pump 9 conveys the raw materials in the raw material tank 10 to the inside of the injection pipeline 6 through the conveying pipeline 8, the air cylinder 1102 is started, the telescopic rod 1103 is extended to drive the extrusion plate 1104 to move downwards to extrude the raw materials in the injection cavity 1101, the annular adjusting ring sleeve 1107 can be rotated according to a scale mark 1109, the annular clamping block 1108 rotates in the annular groove 1106, the stop 1112 rotates around the movable shaft 1111 to adjust the position of the stop 1112, the pressure and the flow of the injected materials are changed, the device can extrude the raw materials of different types, the raw materials are prevented from being blocked in the injection cavity 1101, the scale mark 1109 ensures that the adjusted position is more accurate, and the injection molding time can be adjusted;

raw materials are extruded into the storage tank 1201 from the injection cavity 1101, the heating plate 1202 continuously heats the raw materials inside the storage tank 1201, the situation that the raw materials are solidified inside the storage tank 1201 and cannot be normally injected is avoided, the hydraulic telescopic rod 4 drives the upper die holder 5 to move downwards until the top block 1209 is contacted with the surface of the lower die holder 2, the top block 1209 is extruded upwards, the movable plate 1205 slides rightwards through the matching use of the lower inclined block 1210 and the upper inclined block 1207, the return spring 1208 is compressed, the bottom end of the upper die holder 5 is completely attached to the top end of the lower die holder 2, the embedded block 1211 is just embedded into the cavity 3, the cavity 3 is kept sealed, meanwhile, the tapered hole 1206 is aligned with the first discharge hole 1203 and the second discharge hole 1212, the telescopic rod 1103 and the extrusion plate continue to extrude downwards, the raw materials inside the storage tank are downwards discharged into the cavity 3 through the second discharge hole 1212 and are used through the second discharge hole 1212, the injection of raw materials is more uniform, the injection is not uniform, bubbles are easily generated on injection molding parts to influence the normal use of the parts, and the qualification rate of part processing is improved;

the cooling tank 701 is filled with cooling water, the cooling water absorbs heat in the injection molding process, the time for molding parts is shortened, the working efficiency is improved, after the parts are molded, the extrusion telescopic rod 707 extends downwards to be in contact with the pressing block 704 and extrudes the piston plate 703 downwards, the extrusion spring 702 is compressed, then the water in the cooling tank 701 is extruded into the heat insulation tank 709, the raw material tank 10 is insulated, the waste of resources is reduced, the problem that the raw materials are solidified and can not be subjected to normal injection molding is avoided, meanwhile, the one-way check valve 705 keeps the water in the water storage tank 708 in the extrusion process from entering the cooling tank 701, the raw materials in the raw material tank 10 are stirred through the matching use of the rotating motor 710 and the auger 711, the raw materials are guaranteed not to be settled at the bottom of the raw material tank 10, the phenomenon that the parts have stripes due to the uneven injection molding raw materials is avoided, the piston plate 703 is not extruded any more, the extrusion spring 702 extends to push the piston plate 703 upwards, so that the piston plate 703 is positioned at the top of the cooling tank 701, the one-way check valve 705 is opened due to the action of pressure, and water in the water storage tank 708 enters the cooling tank 701;

after the injection molding is finished, the hydraulic telescopic rod 4 drives the upper die holder 5 to move upwards, the top block 1209 is not extruded any more, the reset spring 1208 extends to push the movable plate 1205, so that the tapered hole 1206 and the second discharge hole 1212 are staggered with each other, the injection molding excess material is cut off, the length of the injection molding part excess material is shortened, the raw material is saved, then the hydraulic ejector pin 1311 extends upwards to eject the molded part from the inside of the die cavity 3, the part is positioned on the surface of the lower die holder 2, the part is prevented from being embedded in the die cavity 3 and cannot be taken out, the electric push rod 1307 extends to push the push plate 1302 and the support plate 1303 to move forwards until the support plate 1303 and the inclined plate 1304 are positioned at the bottom of the part, the hydraulic ejector pin 1311 contracts, the electric push rod 1307 continues to push the push plate 1302, the injection molding part is ejected and conveyed to the edge of the, the part is supported, the part is prevented from falling off in the pushing process, the blower 1310 is started, the surface of the part is cooled by air in the process of pushing the injection molding part through the matching use of the air distribution box 1308 and the air distribution holes 1309, the hand of an operator is prevented from being scalded due to overhigh temperature of the surface of the part, and the use safety of the device is improved;

an operator takes down a part and places the part on the surface of a working platform 1402, screws a fastening bolt 1412, loosens the fixing of an adjusting block 1411, pulls the adjusting block 1411 to slide in an adjusting groove 1410, adjusts the position of a limiting plate 1413, attaches one end of the part to the limiting plate 1413, and brings one end with the remainder close to a cutting tool 1405, so that the joint of the part body and the remainder is aligned with the cutting tool 1405 and a grinding wheel 1407, screws the fastening bolt 1412, pulls the part to move forwards along the limiting plate 1413, the limiting plate 1413 ensures that the position of the part is kept unchanged in the forward moving process, the influence of the scratch of the part body on the normal use of the part is avoided, a first speed reducing motor 1404 drives the cutting tool 1405 to rotate, the remainder bonded with the formed part is cut off, the time for manually removing burrs is reduced, the working efficiency is improved, and a second speed reducing motor 1406 drives the grinding wheel 1407 to rotate, the incision that will amputate the clout and leave is polished for the part surface is smooth, avoids cutting department sharpness to scratch operating personnel's hand, and the clout that the cutting and polish dropped drops to the inside of collecting box 1408, avoids the clout directly to drop still to need artifical clearance to ground.

Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An injection mold, its characterized in that: the device comprises a base (1), a heat exchange mechanism (7), a raw material tank (10), an adjusting mechanism (11), a discharging mechanism (12), a material taking mechanism (13) and a trimming mechanism (14), wherein a round turning plate (1002) is arranged in a feeding hopper (1001) of the raw material tank (10), the round turning plate (1002) is fixedly connected with an output shaft of a turning plate motor (1003), a first fixing frame (1004) is fixedly connected to the side wall of the feeding hopper (1001), an electric telescopic rod (1006) is fixedly arranged on the first fixing frame (1004) through a plurality of supporting legs (1005), a rod body of the electric telescopic rod (1006) is fixedly connected with a push block (1007), the push block (1007) is provided with a hollow cavity (1008), one side of the hollow cavity (1008) is communicated with a water outlet pipe (712) through a water inlet hose (1009) with a length allowance, the other side of the hollow cavity is communicated with the water outlet pipe (712) through a water outlet hose (1010) with a length allowance, and the communication point of the water inlet hose (1009) and in the front, the water inlet hose (1009) is provided with a first one-way valve (1011) pointing to the hollow cavity (1008), and the water outlet hose (1010) is provided with a second one-way valve (1012) pointing to the water outlet pipe (712); a second fixing frame (1013) is further fixedly connected to the side wall of the feeding hopper (1001), an exhaust fan (1014) is fixedly connected to the second fixing frame (1013), an inlet pipe (1015) of the exhaust fan (1014) is communicated with the upper end of the feeding hopper (1001), a limiting bolt (1016) is screwed into the feeding hopper (1001) on the opposite side of the push block (1007), when the round turning plate (1002) is in a horizontal position, the right side of the round turning plate is in contact with the bottom end of the push block (1007), and the left side of the round turning plate is in contact with the bottom end of the limiting bolt (1016); the push block (1007) is made of aluminum alloy.

2. An injection mold according to claim 1, wherein: the die comprises a base (1), a die holder (2) and an upper die holder (5), wherein the top of the base (1) is fixedly provided with the die cavity (3), four corner positions at the top of the die holder (2) are fixedly provided with hydraulic telescopic rods (4), the top of each hydraulic telescopic rod (4) is fixedly connected with the upper die holder (5), the middle of the top of the upper die holder (5) is fixedly provided with an injection pipeline (6), the middle of the injection pipeline (6) is fixedly connected with a material conveying pipe (8), one end of the material conveying pipe (8) is connected with a raw material conveying pump (9), and one end of the raw material conveying pump (9) is provided with a raw material tank (10);

the inside mounting of die holder (2) has heat exchange mechanism (7), the internally mounted of injection pipeline (6) has adjustment mechanism (11), row's material mechanism (12) are installed to the bottom of upper die base (5), extracting mechanism (13) are installed at the top of die holder (2), base (1) top is located die holder (2) one side position department and installs trimming mechanism (14).

3. An injection mould according to claim 2, characterized in that: the heat exchange mechanism (7) comprises a cooling tank (701), an extrusion spring (702), a piston plate (703), a pressing block (704), a one-way check valve (705), a mounting groove (706), an extrusion telescopic rod (707), a water storage tank (708), a heat preservation tank (709), a rotating motor (710), an auger (711) and a water drainage pipe (712);

the inner part of the lower die holder (2) is provided with a cooling groove (701), the inner part of the cooling groove (701) is symmetrically and fixedly provided with an extrusion spring (702), the top part of the extrusion spring (702) is fixedly connected with a piston plate (703), the middle part of the top end of the piston plate (703) is provided with a pressing block (704), the two ends of the cooling groove (701) are symmetrically connected with a one-way check valve (705), the two ends of the bottom part of the upper die holder (5) are symmetrically provided with mounting grooves (706), the inner part of the mounting groove (706) is provided with an extrusion telescopic rod (707), one end of one-way check valve (705) is connected with a water storage tank (708), one end of the other one-way check valve (705) is connected with a water pipe, the middle part of the surface wall of the raw material tank (10, the output shaft of rotating electrical machines (710) is connected with auger (711), the one end that raw materials delivery pump (9) was kept away from to head tank (10) bottom is connected with drain pipe (712).

4. An injection mould according to claim 3, characterized in that: the edge of the piston plate (703) is attached to the inner wall of the cooling tank (701), the extrusion telescopic rod (707) is located right above the pressing block (704), the inner wall of the raw material tank (10) is provided with an electric heating wire, the water pipe extends to the inside of the heat preservation tank (709), and one end of the water drain pipe (712) is connected with the water storage tank (708).

5. An injection mould according to claim 4, characterized in that: the adjusting mechanism (11) comprises an injection cavity (1101), an air cylinder (1102), a telescopic rod (1103), a squeezing plate (1104), a fixed ring sleeve (1105), an annular groove (1106), an adjusting ring sleeve (1107), an annular clamping block (1108), a scale mark (1109), a supporting block (1110), a movable shaft (1111), a clamping block (1112) and a limiting block (1113);

an injection cavity (1101) is formed in the middle of the injection pipeline (6), an air cylinder (1102) is fixedly mounted at the top end of the injection pipeline (6), an expansion rod (1103) is connected at the bottom end of the air cylinder (1102), an extrusion plate (1104) is fixedly connected at the bottom end of the expansion rod (1103), a fixed ring sleeve (1105) is fixedly mounted at the bottom end of the injection pipeline (6), an annular groove (1106) is formed in the middle of the fixed ring sleeve (1105), an adjusting ring sleeve (1107) is movably mounted in the fixed ring sleeve (1105), an annular fixture block (1108) is connected at one end of the adjusting ring sleeve (1107), the annular fixture block (1108) is clamped in the annular groove (1106), scale lines (1109) are formed in the surface of the fixed ring sleeve (1105) at equal intervals, a support block (1111) is fixedly mounted on the inner wall of the fixed ring sleeve (1105), and a movable shaft (1111) is fixedly mounted in the, the middle part movable mounting of loose axle (1111) has dog (1112), the one end and the annular fixture block (1108) fixed connection of dog (1112), the both ends fixed mounting at supporting shoe (1110) top has stopper (1113).

6. An injection mold according to claim 5, wherein: the discharging mechanism (12) comprises a storage tank (1201), a heating plate (1202), a first discharging hole (1203), a movable tank (1204), a movable plate (1205), a tapered hole (1206), an upper inclined block (1207), a return spring (1208), a top block (1209), a lower inclined block (1210), an embedded block (1211) and a second discharging hole (1212);

the middle part of the upper die holder (5) is provided with a storage tank (1201), the top end inside the storage tank (1201) is symmetrically and fixedly provided with a heating plate (1202), the bottom end of the storage tank (1201) is equidistantly provided with a first discharging hole (1203), the bottom end of the storage tank (1201) is provided with a movable groove (1204), the inside of the movable groove (1204) is provided with a movable plate (1205), the middle part of the movable plate (1205) is equidistantly provided with a tapered hole (1206), one end of the movable plate (1205) is fixedly connected with an upper inclined block (1207), one end of the middle part of the movable plate (1205) far away from the upper inclined block (1207) is fixedly connected with a reset spring (1208), the position of one side of the upper inclined block (1207) inside the movable groove (1204) is provided with a lower inclined block (1210), the bottom end of the lower inclined block (1210) is connected with a top block (1209), and the middle part of the bottom end of, second discharge holes (1212) are formed in the middle of the embedded block (1211) at equal intervals;

the bottom of injection pipeline (6) extends to the inside of stock chest (1201), first relief hole (1203) and second relief hole (1212) size are the same, and just first relief hole (1203) aligns with second relief hole (1212), go up sloping block (1207) and the inclined plane of sloping block (1210) and laminate mutually, the top of fly leaf (1205) is laminated mutually with the top of activity groove (1204), sliding connection between fly leaf (1205) and activity groove (1204).

7. An injection mold according to claim 6, wherein: the material taking mechanism (13) comprises a mounting seat (1301), a push plate (1302), a supporting plate (1303), a sloping plate (1304), a sliding block (1305), a sliding chute (1306), an electric push rod (1307), an air distribution box (1308), an air distribution hole (1309), a blower (1310) and a hydraulic push rod (1311);

a mounting seat (1301) is fixedly arranged at one end of the top of the lower die seat (2), a push plate (1302) is arranged at the top of the mounting seat (1301), one end of the bottom of the push plate (1302), which is close to the lower die holder (2), is connected with a supporting plate (1303), one end of the supporting plate (1303) is fixedly connected with a sloping plate (1304), the bottom end of the pushing plate (1302) is symmetrically and fixedly provided with sliding blocks (1305), the top of the lower die holder (2) is symmetrically provided with sliding grooves (1306), one end of the middle part of the push plate (1302), which is far away from the lower die holder (2), is fixedly provided with an electric push rod (1307), the top end of the push plate (1302) is fixedly provided with an air distribution box (1308), the middle part of the air distribution box (1308) is provided with air distribution holes (1309) at equal intervals, one end of the air distribution box (1308) is connected with an air blower (1310), and a hydraulic ejector rod (1311) is fixedly installed inside the lower die holder (2).

8. An injection mold according to claim 7, wherein: the sliding block (1305) is embedded into the sliding groove (1306), the push plate (1302) is in fit sliding connection with the lower die holder (2) through the sliding block (1305) and the sliding groove (1306), an included angle between the inclined plane of the inclined plate (1304) and the horizontal plane is 30 degrees, a sealing gasket is bonded to the top of the hydraulic ejector rod (1311), and the sealing gasket is attached to the bottom end of the die cavity (3).

9. An injection mold according to claim 8, wherein: the trimming mechanism (14) comprises a mounting frame (1401), a working platform (1402), a cutting groove (1403), a first speed reducing motor (1404), a cutting tool (1405), a second speed reducing motor (1406), a grinding wheel (1407), a collecting box body (1408), a fixing seat (1409), an adjusting groove (1410), an adjusting block (1411), a fastening bolt (1412) and a limiting plate (1413);

the top of the base (1) is located at one side of the lower die holder (2) and is fixedly provided with a mounting frame (1401), the middle of the mounting frame (1401) is fixedly provided with a working platform (1402), one end of the top of the working platform (1402) is provided with a cutting groove (1403), the bottom end of the working platform (1402) is fixedly provided with a first speed reducing motor (1404), an output shaft of the first speed reducing motor (1404) is fixedly connected with a cutting tool (1405), the bottom end of the working platform (1402) is located at one side of the first speed reducing motor (1404) and is provided with a second speed reducing motor (1406), an output shaft of the second speed reducing motor (1406) is fixedly connected with a polishing wheel (1407), the top of the base (1) is located at the lower position of the mounting frame (1401) and is provided with a collecting box body (1408), and one end of the top of the working platform (1402), far away from, adjustment groove (1410) have been seted up at the middle part of fixing base (1409), the inside embedding of adjustment groove (1410) is installed regulating block (1411), the top fixed mounting of regulating block (1411) has fastening bolt (1412), the one end fixedly connected with limiting plate (1413) of regulating block (1411).

10. An injection mold according to claim 9, wherein: the cutting tool (1405) and the grinding wheel (1407) are both located inside the cutting groove (1403), the top ends of the cutting tool (1405) and the grinding wheel (1407) are both protruded out of the surface of the working platform (1402), the fastening bolt (1412) is in threaded connection with the adjusting block (1411), and the bottom end of the fastening bolt (1412) is attached to the top end of the fixing seat (1409).