CN113524394A - Multi-station automatic hot-press casting device - Google Patents
Multi-station automatic hot-press casting device Download PDFInfo
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- CN113524394A CN113524394A CN202110728769.5A CN202110728769A CN113524394A CN 113524394 A CN113524394 A CN 113524394A CN 202110728769 A CN202110728769 A CN 202110728769A CN 113524394 A CN113524394 A CN 113524394A
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- 238000005266 casting Methods 0.000 title description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 54
- 239000002002 slurry Substances 0.000 claims abstract description 42
- 238000004512 die casting Methods 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000003921 oil Substances 0.000 claims description 23
- 239000000498 cooling water Substances 0.000 claims description 21
- 238000002347 injection Methods 0.000 claims description 12
- 239000007924 injection Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims 1
- 238000007599 discharging Methods 0.000 description 12
- 238000005485 electric heating Methods 0.000 description 12
- 238000003825 pressing Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 238000007789 sealing Methods 0.000 description 7
- 239000002699 waste material Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 210000003205 muscle Anatomy 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
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- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004814 ceramic processing Methods 0.000 description 1
- 238000009694 cold isostatic pressing Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000010345 tape casting Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/025—Hot pressing, e.g. of ceramic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
- B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/04—Discharging the shaped articles
- B28B13/06—Removing the shaped articles from moulds
- B28B13/065—Removing the shaped articles from moulds by applying electric current or other means of discharging, e.g. pneumatic or hydraulic discharging means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/02—Conditioning the material prior to shaping
- B28B17/026—Conditioning ceramic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/021—Ram heads of special form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0097—Press moulds; Press-mould and press-ram assemblies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/40—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
- B28B7/42—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for heating or cooling, e.g. steam jackets, by means of treating agents acting directly on the moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
本发明涉及一种多工位自动热压铸装置，包括：压铸机构：包括上模组件和下模组件，上模组件包括能够竖向运动的第一工作台，第一工作台与型腔板固定连接，型腔板具有型腔，型腔包括浇口部和成型部，型腔板上方设有能够竖向运动的上模，上模设有伸入成型部的顶杆，上模上方设有能够竖向运动的浇口推板，浇口推板设有能够伸入浇口部的芯棒，芯棒底面边缘处设有倒角，下模组件包括能够竖向运动的第二工作台，第二工作台固定有具有浇口的下模；注浆机构：用于向下模的浇口注入浆料；卸料机构：包括第一托架，第一托架与能够驱动其运动至型腔板下方的第一驱动机构连接，还包括第二托架，所述第二托架与能够驱动其运动至下模下方的第二驱动机构连接，本发明的热压铸装置自动化程度高，降低了劳动强度。
The invention relates to a multi-station automatic hot die casting device, comprising: a die casting mechanism: including an upper die assembly and a lower die assembly, the upper die assembly includes a first worktable capable of vertical movement, the first worktable is connected to the mold The cavity plate is fixedly connected, the cavity plate has a cavity, the cavity includes a gate part and a forming part, an upper mold capable of vertical movement is arranged above the cavity plate, the upper mold is provided with a top rod extending into the forming part, and the upper mold There is a gate push plate that can move vertically above, the gate push plate is provided with a mandrel that can extend into the gate portion, and the edge of the bottom surface of the mandrel is provided with a chamfer. Two worktables, the second worktable is fixed with a lower mold with a gate; grouting mechanism: for injecting slurry into the gate of the lower mold; unloading mechanism: including a first bracket, the first bracket and the drive It is connected to the first driving mechanism that moves under the cavity plate, and also includes a second bracket, the second bracket is connected to the second driving mechanism that can drive it to move to the lower part of the lower mold, and the hot die casting device of the present invention is automated. The degree is high and the labor intensity is reduced.
Description
Technical Field
The invention relates to the technical field of alumina ceramic processing and forming, in particular to a multi-station automatic hot-press casting device.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The forming method of the alumina ceramic product comprises various methods such as dry pressing, grouting, extrusion, cold isostatic pressing, injection, tape casting, hot pressing, hot isostatic pressing and the like.
Hot-press casting is a wide-range production process for producing special ceramics, and its basic principle is that by utilizing the characteristics of that paraffin wax is heated to melt and solidified when meeting condensation, the non-plastic barren ceramic powder material and hot paraffin wax liquid are uniformly mixed to form flowable slurry, and then the slurry is injected into metal mould under a certain pressure to make formation, and after the wax slurry is solidified, the mould is removed, and the formed blank body can be taken out. The blank is properly trimmed, embedded into an adsorbent, heated for dewaxing treatment, and then dewaxed and sintered into a final product.
The inventor finds that the traditional hot-press casting equipment which is most widely applied has low automation degree, manual mold closing is mostly adopted, and the labor intensity is very high. And six processes of die assembly, grouting, pressure maintaining, grouting port cutting, demoulding and blank discharging are all realized by pressing an electromagnetic pneumatic valve button by workers according to experience, the work is complicated, and due to the fact that the operation time of each process is controlled manually, the defects of low yield, overlarge energy consumption and low safety exist.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the multi-station automatic hot-press casting device which is high in automation degree, less in manual intervention, capable of automatically completing operations of die assembly, demolding, unloading and the like, high in working efficiency and low in labor intensity.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, an embodiment of the present invention provides a multi-station automatic hot-die-casting apparatus, which is characterized by including:
die-casting mechanism: the die comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises a first workbench capable of moving vertically, the first workbench is fixedly connected with a die cavity plate, the die cavity plate is provided with a die cavity, the die cavity comprises a gate part and a forming part, an upper die capable of moving vertically is arranged above the die cavity plate, the upper die is provided with an ejector rod extending into the forming part, a gate push plate capable of moving vertically is arranged above the upper die, the gate push plate is provided with a core rod capable of extending into the gate part, a chamfer is arranged at the edge of the core rod, the lower die assembly comprises a second workbench capable of moving vertically, and a lower die with a gate is fixed on the second workbench;
grouting mechanism: the slurry is injected into a pouring gate of the lower die;
the unloading mechanism comprises: the die cavity plate forming device comprises a first bracket and a second bracket, wherein the first bracket is connected with a first driving mechanism capable of driving the first bracket to move to the lower part of a die cavity plate, and the second bracket is connected with a second driving mechanism capable of driving the second bracket to move to the lower part of a lower die. The invention has the beneficial effects that:
1. according to the automatic hot-die casting device, the first workbench and the second workbench can vertically move, so that the cavity plate and the lower die are automatically attached and detached, die assembly and die disassembly are automatically completed, manual participation is not needed, the degree of automation is high, the production efficiency is high, the product quality is improved, the labor intensity of workers is reduced, and the production safety is improved.
2. According to the automatic hot-die casting device, the core rod is provided with the chamfer angle and is matched with the pouring gate in the lower die to form the small grouting opening, so that the slurry from the sub-runner is accelerated to quickly fill the cavity, and the die filling is easy.
3. The automatic hot-press casting device is provided with a first bracket and a first driving mechanism, the first bracket can move to the position under a cavity plate under the action of the first driving mechanism by utilizing the vertical movement of the first workbench and the second workbench, an upper die drives an ejector rod to move in a cavity, a die-cast blank can be ejected out and fall into the first bracket, the automatic discharging is realized, the production efficiency is high, the labor intensity of workers is reduced, the automatic hot-press casting device is provided with the second bracket and the second driving mechanism, the second bracket moves to the position under a lower die, a gate push plate is pressed to descend under the action of a gate push plate cylinder at the moment, a slurry mouth waste material in a gate of the lower die is pushed out, the cutting and grouting opening is finished, the waste material can fall into the second bracket, and the collection of the waste material is realized.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a die-casting mechanism according to embodiment 1 of the present invention;
FIG. 3 is a partially enlarged schematic view of a portion where a lower die assembly and an upper die assembly are fitted in accordance with embodiment 1 of the present invention;
FIG. 4 is a partially enlarged view showing a portion where a spray nozzle is engaged with a lower mold assembly in accordance with embodiment 1 of the present invention;
FIG. 5 is a schematic structural view of an upper mold assembly according to embodiment 1 of the present invention;
FIG. 6 is an exploded perspective view of the upper mold assembly in accordance with example 1 of the present invention;
FIG. 7 is a schematic view of the lower mold structure in embodiment 1 of the present invention;
FIG. 8 is a top view of the lower mold structure in accordance with embodiment 1 of the present invention; a
FIG. 9 is a schematic diagram of a cavity plate structure according to embodiment 1 of the present invention;
FIG. 10 is a plan view of a cavity plate according to embodiment 1 of the present invention;
FIG. 11 is a schematic view of the upper mold structure according to embodiment 1 of the present invention;
FIG. 12 is a bottom view of the upper mold structure of example 1 of the present invention;
FIG. 13 is a partially enlarged view of the ejector pin in embodiment 1 of the present invention;
FIG. 14 is a schematic view of a core plate structure according to example 1 of the present invention;
FIG. 15 is a bottom view of a core plate structure according to example 1 of the present invention;
FIG. 16 is an enlarged partial view at I in FIG. 15 according to embodiment 1 of the present invention;
fig. 17 is a side view of a core plate of example 1 of the present invention;
FIG. 18 is a schematic view of a structure of a gate pusher in accordance with embodiment 1 of the present invention;
FIG. 19 is a schematic diagram of a fixing plate structure according to embodiment 1 of the present invention;
FIG. 20 is a schematic view of a gate plate structure according to embodiment 1 of the present invention;
FIG. 21 is a schematic sectional view of a runner according to example 1 of the present invention;
FIG. 22 is a schematic view of the assembly of the lubrication channel and the needle valve type oil cup according to example 1 of the present invention;
FIG. 23 is a schematic structural view of a discharging mechanism in embodiment 1 of the present invention;
FIG. 24 is a schematic structural view of a first driving mechanism according to embodiment 1 of the present invention;
FIG. 25 is a schematic structural view of a second driving mechanism according to embodiment 1 of the present invention;
FIG. 26 is a schematic structural view of a grouting mechanism according to embodiment 1 of the present invention;
FIG. 27 is a front view of the entire structure of embodiment 1 of the present invention;
fig. 28 is a schematic structural view of a blank processed according to embodiment 2 of the present invention;
the method comprises the following steps of 1, a die-casting mechanism, 2, a discharging mechanism, 3, a grouting mechanism and 4, a blank;
101. the device comprises a first workbench, 102, a guide sleeve, 103, a guide rod, 104, a bottom plate, 105, a fixing plate, 106, a second cushion block, 107, a core plate, 108, a first cushion block, 109, a cavity plate, 110, a pin, 111, an upper die, 112, a first demolding cylinder, 113, a second demolding cylinder, 114, a sprue push plate, 115, a sprue push plate driving cylinder, 116, a guide column, 117, a first workbench lifting cylinder, 118, a third workbench, 119, a second workbench, 120, a second workbench first lifting cylinder, 121, a second workbench second lifting cylinder, 122, a lower die, 123, a copper plug, 124, a needle valve type oil cup, 125, a water tank, 126 and a circulating water pump;
201. a support plate, 202, a fixed spindle, 203, a first rack driving cylinder, 204, a first rack, 205, a first rack guide groove, 206, a first gear, 207, a first tray, 208, a second rack driving cylinder, 209, a second rack, 210, a second rack guide groove, 211, a second gear, 212, a second tray;
301. the device comprises a pouring gate push plate, 302 a main pouring gate bushing, 303 an injection nozzle, 304 an injection pipe, 305 a slurry barrel, 306 slurry, 307 a sealing cover, 308 a rubber sealing gasket, 309 an oil bath box, 310 oil, 311 an electric heating pipe fixing seat, 312 an electric heating pipe, 313 a slurry outlet end cover, 314 an electric heating device, 315 a thermocouple, 316 a control box, 317 a hand hole end cover, 318 a hand hole end cover sealing ring, 319 a hand hole end cover pressing screw, 320 a transverse clamping block and 321 a rotary push rod;
10901. 10902, a cavity plate cooling water channel, 12201, a sprue, 12202, a lower template cooling water channel, 20701, a first bracket, 20702, a first tray frame, 20703, a third drive cylinder, 21201, a second bracket, 212002, a second tray frame, 21203, a fourth drive cylinder, 30101, a main runner, 30102, a branch runner,
Detailed Description
In embodiment 1 of a typical embodiment of the present application, as shown in fig. 1 to 27, a multi-station automatic hot die-casting device includes a support i-20, a die-casting mechanism 1 is installed on the top surface of the support, a discharging mechanism 2 is arranged on one side of the die-casting mechanism, the discharging mechanism is installed on the top surface of the support, and a grouting mechanism 3 is arranged below the die-casting mechanism inside the support.
The die-casting mechanism comprises an upper die assembly and a lower die assembly which can move vertically.
Go up the mould subassembly including can utilizing first driving piece to be vertical elevating movement's first workstation 101, four angle departments of first workstation are provided with uide bushing 102, it has the guide bar 103 of the vertical setting of axis to pass in the uide bushing, the bottom of guide bar is provided with the boss, be provided with two spacing muscle between boss and the guide bar, spacing muscle inserts in the spacing draw-in groove of bottom plate 104 setting, the top surface at the support is fixed to the bottom plate, and through spacing draw-in groove and spacing muscle cooperation, prevent the guide bar around the rotation of self axis, realized the fixed connection of guide bar and bottom plate, the guide bar can lead the motion of first workstation.
The bottom surface of first workstation and fixed plate 105 fixed connection, the fixed plate bottom surface is connected with the core plate 107 through second cushion 106, and the second cushion sets up two lateral part positions in the fixed plate bottom surface, the bottom surface of core plate is through first cushion 108 and die cavity board 109 fixed connection, and first cushion sets up the both sides position in the core plate bottom surface, is provided with pin 110 between four bight positions of die cavity board and core plate for fix a position the assembly between die cavity board and the core plate, the pin stretches out to die cavity board below, is used for cooperating with lower mould subassembly.
The die cavity plate is provided with a plurality of die cavities 10901, in this embodiment, the die cavities are twelve in number, the die cavity includes runner portion and the shaping portion that is located runner portion both sides, and shaping portion and the billet shape phase-match that waits the die-casting, runner portion are used for the inflow of thick liquids, still be provided with on the die cavity plate and be used for the pin locating hole with pin joint.
An upper die 111 is arranged between the cavity plate and the core plate, twelve groups of ejector rods are arranged on the bottom surface of the upper die, two ejector rods are arranged in each group, a first core rod through hole is formed in the position of the upper die between the same group of ejector rods, the positions and the shapes of the same group of ejector rods are matched with the positions and the shapes of two forming parts of the same cavity, the ejector rods extend into the forming parts of the cavity and serve as the top surface of a program space, the edges of the bottom surfaces of the ejector rods are provided with arc transition surfaces inclined towards the center direction of the ejector rods, and each ejector rod is provided with four core holes for the core rods to penetrate through.
In order to enable the upper film to be capable of doing independent lifting motion, two ends of the upper die are respectively connected with two second driving pieces, the second driving pieces are used for driving the upper film to do lifting motion, the two second driving pieces are respectively a first demolding cylinder 112 and a second demolding cylinder 113, and the first demolding cylinder and the second demolding cylinder are both fixed on the first workbench. Piston rods of the first demoulding cylinder and the second demoulding cylinder are hinged with two end parts of the upper film respectively.
A sprue push plate 114 is arranged between the core plate and the fixed plate, twelve core rods are arranged on the bottom surface of the sprue push plate, the shape of each core rod is matched with that of the sprue part, the core rods sequentially penetrate through the core plate and the upper die through second core rod through holes and first core rod through holes and extend into the sprue part of the cavity,
in order to realize the autonomous lifting motion of the gate push plate, the gate push plate is connected with a third driving part fixed on the first workbench, the third driving part is used for driving the gate push plate to do lifting motion, the third driving part adopts a gate push plate driving cylinder 115, the gate push plate driving cylinder is arranged between the first demoulding cylinder and the second demoulding cylinder, a piston rod of the gate push plate driving cylinder is connected with the gate push plate,
in order to match with a pouring gate in the lower die and form a small grouting opening, the slurry from the sub-runner is accelerated to fill the cavity quickly, the die filling is easy, and the edge of the bottom surface of the core rod is provided with a chamfer.
In order to ensure that the lifting motion of the upper film and the gate push plate can be stably carried out, the cavity plate is fixedly connected with the bottom ends of the guide posts 116, and the top ends of the guide posts penetrate through the upper die, the core plate and the gate push plate in sequence and then are fixed with the fixing plate. The guide post is used for guiding the movement of the upper die and the sprue push plate.
In this embodiment, elevating movement need be done to first workstation, because first workstation mid-mounting runner push pedal cylinder, so be used for driving first workstation and be inconvenient direct be connected with first workstation of first driving piece that elevating movement was done, in this embodiment, the cylinder body and the first driving piece of runner push pedal cylinder are connected, have realized being connected of first workstation and first driving piece, first driving piece adopts first workstation lift cylinder 117, and the piston rod of first workstation lift cylinder is articulated with the cylinder body of runner push pedal cylinder, and first workstation lift cylinder is fixed on third workstation 118, and the third workstation is fixed with the guide bar top.
Further, in order to rapidly form the workpiece, a cavity plate cooling water channel 10902 in a five-bar shape is further arranged in the cavity plate, and the cavity plate cooling water channel is connected by a hose to form a cooling water loop. The cooling water channel is provided with a water inlet and a water outlet.
The lower die assembly comprises a second workbench 119, the second workbench is positioned below the first workbench, guide sleeves are arranged at four corners of the second workbench and fixedly connected with the second workbench, the second workbench can vertically move along guide rods through the guide sleeves,
in order to enable the second workbench to perform autonomous lifting motion, the second workbench is connected with a fourth driving part, the fourth driving part adopts a first lifting cylinder 120 of the second workbench and a second lifting cylinder 121 of the second workbench, the second workbench is connected with piston rods of the first lifting cylinder of the second workbench and the second lifting cylinder of the second workbench, the first lifting cylinder of the second workbench and the second lifting cylinder of the second workbench are fixed on the support, and the two lifting cylinders are adopted, so that the lifting stability of the second workbench can be ensured.
The center part of the second workbench is fixed with a lower die 122, the lower die is provided with twelve gates 12201, the positions of the gates are aligned with the gate part of the cavity, and the two sides of each gate are provided with a core boss matched with the blank to be processed.
In this embodiment, be provided with lower bolster cooling water course 12202 in the lower mould, the cooling water course passes through the hose connection and forms cooling circuit, still be equipped with the lower bolster locating hole on the lower mould, the lower bolster locating hole can stretch out the position cooperation to the die cavity board below with pin 110, carries out the location of compound die, and locating hole top edge sets up the chamfer, is convenient for compound die.
In this embodiment, in order to make the elevating movement of first workstation and second workstation smoothly go on, first workstation and second workstation all are provided with lubricated oil duct, lubricated passageway sets up two, and lubricated oil duct aligns with the uide bushing position, and lubricated oil duct both ends carry out the shutoff through copper stifled 123, and copper stifled and first workstation and second workstation threaded connection, the equal threaded connection of first workstation and second workstation top surface has needle valve formula oil cup 124, and needle valve formula oil cup and lubricated passageway intercommunication can add lubricating oil in to lubricated oil duct through needle valve formula oil cup, can in time lubricate the uide bushing, reduce wearing and tearing.
In this embodiment, two cooling water channels all are connected with water supply mechanism, and water supply mechanism can let in the cooling water through cooling water channel to lower mould and die cavity board, cools off die cavity board and lower mould fast, makes things convenient for the quick design of embryo.
The water supply mechanism comprises a water tank 125 which is fixedly connected with a circulating water pump 126, the circulating water pump is connected with a water inlet of a double tee 128 through a pipeline, the double tee is fixed on a support, one horizontal water outlet of the double tee is connected with a water inlet of a cooling water channel serving as a cavity plate through a pipeline, the other vertical water outlet of the double tee is connected with a water inlet of a cooling water channel of a lower film through a pipeline, water outlets of the two cooling water channels are respectively connected with a water return port at the top of the double tee and a horizontal water return port through pipelines, outlets of the double tee are communicated with the two water return ports and are communicated with the water tank through pipelines, cooling water in the water tank can enter the double tee under the action of the circulating pump, one path of the cooling water enters the lower die, the other path enters the cavity plate, cooling water flowing out of the lower die and the cavity plate joins in the double tee through the water return ports and then flows back to the water tank through outlets of the double tee, the water is recycled.
The discharging mechanism 2 is arranged on one side of the die-casting mechanism, fixed on the top surface of the support and comprises a supporting plate 201, the supporting plate is fixedly connected with the support, one end of the supporting plate is fixedly connected with the bottom end of the fixed mandrel 202, a first driving mechanism and a second driving mechanism which are arranged up and down are arranged on the supporting plate, the first driving mechanism is connected with the first tray, and the second driving mechanism is connected with the second tray.
The first tray is used for receiving the slurry mouth waste material, the first driving mechanism comprises a first discharging driving part, the discharging driving part adopts a first rack driving air cylinder 203, the first rack driving air cylinder is fixed on the support plate, a piston rod of the first rack driving air cylinder is hinged with a first rack 204, the first rack is in sliding connection with a first rack guide groove 205, the first rack guide groove is fixedly connected with the support plate, the first rack is meshed with a first gear 206, the first gear is rotationally connected with a fixed mandrel, the edge of the first gear is fixedly connected with one end of a first connecting piece, in the embodiment, the first connecting piece connected with the edge of the first rack adopts a V-shaped structure with an obtuse angle and comprises a first connecting part and a second connecting part which are arranged with an obtuse angle, the end part of the first connecting part is fixedly connected with the first gear, and the second connecting part is fixed with a first tray 207, the first tray comprises a first bracket 20701 and a first tray frame 20702, the second connecting portion is fixedly connected with the first bracket, a material pushing driving piece is arranged on the top surface of the second connecting portion, the material pushing driving piece adopts a third driving cylinder 20703, and the third driving cylinder is fixed with the second connecting portion. The piston rod of third cylinder is connected with first tray frame 20702, and first tray frame can set up the marginal position department at first tray, and the third cylinder can drive the motion of first tray frame, and then releases the material on the first tray.
The second driving mechanism comprises a second discharging driving part, the second discharging driving part adopts a second rack to drive an air cylinder 208, the second rack drives the air cylinder to be fixed on a supporting plate, a piston rod of the second rack driving air cylinder is hinged to a second rack 209, the second rack is in sliding connection with a second rack guide groove 210, and the second rack guide groove is fixedly connected with the supporting plate. The second rack is meshed with a second gear 211 which is rotationally connected with the fixed mandrel, the edge of the second gear is fixedly connected with a second connecting piece, the second connecting piece adopts an L-shaped structure and comprises a third connecting part and a fourth connecting part which are vertically arranged, the third connecting part is fixedly connected with the edge of the second gear, the fourth connecting part is fixedly connected with the second tray 212, the second tray includes a second bracket 21201 and a second tray bezel 21202, the second bracket is fixedly connected with a fourth connecting part, the fourth connecting part is also provided with a material pushing driving piece, the material pushing driving piece adopts a fourth driving cylinder 21203, a piston rod of the fourth driving cylinder is connected with a second tray frame 21202, the second tray frame can be arranged at the edge of the second bracket, and the fourth driving cylinder pushes the second tray frame to move so as to push out materials in the second bracket.
The grouting mechanism comprises a sprue plate 301, and the bottom surface of the sprue plate is connected with the bottom plate.
The runner is arranged on the upper surface of the sprue plate and comprises a main runner 30101 and branch runners 30102, the main runner is located at the center of the sprue plate, the branch runners are symmetrically arranged on two sides of the main runner, so that slurry from the main runner can reach all the sprue gates in a balanced manner and fill all the cavities simultaneously, the cross sections of the branch runners are trapezoidal, the processing is convenient, the branch runners are compactly arranged, the size of a die is reduced, the stroke is shortened, and the temperature and pressure loss is reduced to the minimum when the slurry reaches all the sprue gates.
The sprue plate can be in contact with a lower die fixed on the second workbench in a fitting manner through an opening formed in the center of the second workbench, and the tail end of the sub-runner is aligned with a sprue of the lower die, so that slurry in the sub-runner can enter the sprue.
The center part of runner board is equipped with main runner bush 302, and main runner bush and sprue intercommunication, main runner bush compress tightly to be fixed on the runner board, and the below of main runner bush is provided with injection nozzle 303, and the injection nozzle is fixed on the bottom plate, and the injection nozzle is linked together with the main runner bush, and thick liquids can get into the sprue through the main runner bush in the injection nozzle, the sprue in the sprue bush is the circular cone type, and highly less adopts circular runner congeals of being convenient for to deviate from at the cross section to loss of pressure is little, and thick liquids loss is little.
The spraying nozzle is connected with one end of a grouting pipe 304, the other end of the grouting pipe extends into a slurry barrel 305, the slurry barrel is arranged inside a support and used for containing slurry 306, the top of the slurry barrel is fixedly connected with a sealing cover 307, a rubber sealing gasket 308 is arranged between the top cover and the top of the slurry barrel and used for sealing the top cover and the slurry barrel, the slurry barrel is positioned in an oil bath box 309 and used for containing oil 310, the top of the oil bath box is fixedly connected with the top cover, a fixed seat 311 is arranged in the space between the slurry barrel and the oil bath box, the fixed seat of the electric heating pipe is fixedly connected with the top cover, heating elements are arranged at four corners of the fixed seat of the electric heating pipe, the heating elements adopt electric heating pipes 312, the electric heating pipes are fixedly connected with the fixed seat of the electric heating pipe, the electric heating pipes can heat oil in the oil bath box, so that the slurry in the slurry barrel is kept warm, the slurry is prevented from being solidified, and the uniformity of the slurry is ensured, thereby ensuring the molding quality. The grouting pipe is fixedly connected with the end cover 313 of the grout outlet, and the electric heating device 314 is sleeved on the periphery of the part, close to the end cover, of the grouting pipe, so that the slurry is prevented from being blocked by condensation. The top cover part between the slurry barrel and the oil bath box is also in threaded connection with a thermocouple 315, the thermocouple 315 is used for converting the temperature signal of the oil in the oil bath box into a thermal electromotive force signal, the temperature of the oil converted by an electric instrument (a secondary instrument) is displayed on a control box 316, and the control box is fixed on the top surface of the support. The top cover is also provided with a hand hole, the charging is carried out in the charging bucket through the hand hole box and the charging bucket is washed, a hand hole end cover 317 is arranged at the hand hole, a hand hole end cover sealing ring 318 is arranged between the hand hole end cover and the top cover, the hand hole end cover is pressed by a hand hole end cover pressing screw 319, the hand hole end cover pressing screw is in threaded connection with a transverse clamping block 320, two ends of the transverse clamping block are in sliding connection with a limiting rod fixed on the top cover through sliding grooves, the top end of the hand hole end cover pressing screw passes through a rotary push rod 321, the hand hole end cover pressing screw rod is rotated through the rotary push rod, the transverse clamping block moves upwards along the limiting rod until the limiting boss on the top end of the limiting rod is touched, the transverse clamping block cannot move upwards at the moment, the hand hole end cover pressing screw rod continues to rotate, and the hand hole end cover pressing screw rod tends to move downwards to press the hand hole end cover and the top cover. When dismantling the hand hole end cover, the screw rod is compressed to the reverse rotatory hand hole end cover, and horizontal clamp splice moves down this moment and until with the contact of hand hole end cover, can't continue to remove, continues rotatory hand hole end cover compression screw rod, and hand hole end cover compression screw rod upward movement this moment breaks away from horizontal clamp splice, and the contact is to the state of compressing tightly of hand hole end cover this moment, takes off horizontal clamp splice, utilizes the instrument can pry open hand hole end cover and accomplishes opening of hand hole.
The thick liquid bucket is connected with outside compressed air source through the compressed air pipe who installs the solenoid valve, and outside compressed air source can inject compressed air into the thick liquid bucket through the solenoid valve, impresses the slip casting pipe with thick liquids, the solenoid valve is connected with the control box, controls its work by the control box.
In the embodiment, all the working air cylinders, the circulating water pump, the electromagnetic valves, the thermocouples, the electric heating tubes, the electric heating devices and other elements are connected with the control box, and the control box controls the automatic working of the elements.
Example 2:
the embodiment discloses a working method of the multi-station automatic hot die-casting device in embodiment 1:
in an initial state, the third workbench is positioned above the sprue plate and keeps a set distance, the cavity plate and the lower die are in a separated state, the sprue push plate and the fixed plate are in a joint state, the upper die and the core plate are in a joint state, and the position is a station.
Under the control of the control box, compressed air is input into an air inlet cavity of a first workbench lifting cylinder to push the first workbench to move downwards, compressed air is input into a first lifting cylinder of a second workbench and an air exhaust cavity of a second lifting cylinder of the second workbench, a third workbench moves downwards, a cavity plate is attached to a lower die, the lower die is attached to a sprue plate to complete die assembly, a cavity wall, a bottom surface of a mandril, an upper surface of the lower die, a core boss and a core rod of the cavity form a grouting cavity, the grouting cavity is formed at the position of two stations, a core rod is controlled to extend into a cavity part of the cavity, the bottom of the core rod is flush with the bottom surface of the cavity part, and due to the fact that a chamfer structure exists on the edge of the bottom surface of the core rod, a small grouting opening is formed through matching with the sprue in the lower die, the slurry from a shunt channel is accelerated to fill the cavity quickly, and the die filling is easy. Because the size of the pouring gate is much smaller than that of the cavity part, after the cavity is filled with the slurry, the pouring gate can be rapidly cooled and closed, the slurry is prevented from flowing backwards, and the pouring gate condensate is convenient to separate from the blank. In addition, the small sprue has larger frictional resistance to the melt, so that the temperature of the melt is obviously increased, the viscosity is reduced, the fluidity is increased, and the forming of thin-wall complex products and the obtaining of blanks with clear shapes are facilitated; the small sprue is beneficial to separating the runner aggregate from the blank and is convenient for automatically cutting off the sprue, so that the blank is convenient to correct, and the trace is small; the small gate shortens the molding period and improves the production rate. The small gate can control and shorten the pressure maintaining feeding time so as to reduce the internal stress of the blank and prevent deformation and fracture.
The air inlet cavity of the first workbench lifting cylinder, the exhaust cavities of the second workbench first lifting cylinder and the second workbench second lifting cylinder continue to keep a pressure maintaining state, the electromagnetic valve is opened, compressed air is injected into the slurry barrel, slurry enters the cavity after passing through the slurry injection pipe, the injection nozzle, the main runner bushing, the main runner and the sub-runner, and die casting is completed to form a blank 4, the structure of the blank is shown in fig. 28, and at the moment, the blank is three-station.
Compressed air is input into an air inlet cavity of a first lifting cylinder of a second workbench and a second lifting cylinder of the second workbench, compressed air is input into an air outlet cavity of the lifting cavity of the first workbench, so that the first workbench and the second workbench simultaneously move upwards to a set position and keep a mold closing state unchanged, compressed air is input into an air inlet cavity of a second rack driving cylinder, a second rack pushes a second gear to rotate 90 degrees, a second bracket moves to the position under a lower mold, at the moment, a gate push plate is pressed downwards under the action of the gate push plate cylinder to push out a slurry port waste in a gate of the lower mold to finish cutting a slurry injection port, compressed air is input into an air outlet cavity of the second rack driving cylinder, the second rack pushes the second gear to rotate 90 degrees in the reverse direction to separate the slurry port waste, compressed air is input into an air inlet cavity of a fourth driving cylinder to push a frame of the second tray to slide, and pushing the waste materials at the grouting opening in the second bracket, and simultaneously resetting the fourth driving cylinder, wherein the four stations are formed.
Compressed air is input into an exhaust cavity of the first workbench lifting cylinder, the first workbench moves upwards, the cavity plate is separated from the lower die, demolding is completed, and at the moment, five stations are formed.
The first rack driving cylinder pushes the first rack to move to drive the first gear to rotate, so that the first bracket is positioned below the cavity plate, the upper die is pushed down by the first demolding cylinder and the second demolding cylinder to eject the die-cast blank out of the cavity and fall into the first bracket, the first rack driving cylinder pushes the first rack to move, drives the first gear to rotate reversely, and brings the blank and the first bracket away, then the third driving cylinder pushes the first tray frame to slide, the blank is pushed away, the piston rod of the third driving cylinder is reset, six stations are formed at the moment, and the whole die-casting process is completed, namely, the six stations sequentially complete six processes of die assembly, grouting, pressure maintaining, grouting opening cutting, demoulding, blank discharging and the like, and the blank is automatically formed by hot-press casting, so that the automation degree is high, the production efficiency is high, and the labor intensity of workers is greatly reduced.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts based on the technical solutions of the present invention.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010631666.2A CN111745785A (en) | 2020-07-03 | 2020-07-03 | A multi-station automatic hot die casting device and working method |
| CN2020106316662 | 2020-07-03 |
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| Publication Number | Publication Date |
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| CN113524394A true CN113524394A (en) | 2021-10-22 |
| CN113524394B CN113524394B (en) | 2022-09-30 |
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| CN202110728769.5A Active CN113524394B (en) | 2020-07-03 | 2021-06-29 | Multi-station automatic hot-press casting device |
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| AU (1) | AU2021203765B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115070930A (en) * | 2022-07-26 | 2022-09-20 | 汤始建华建材（上海）有限公司 | Automatic mold entering equipment |
| CN116604697A (en) * | 2023-06-20 | 2023-08-18 | 江苏江扬建材机械有限公司 | Vibrating device for mandrel vibrating pipe making machine |
| WO2024108542A1 (en) * | 2022-11-24 | 2024-05-30 | 长兴鼎峰铸材科技股份有限公司 | Combined die-casting molding apparatus and method for riser knockoff core |
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| CN113284729B (en) * | 2021-05-21 | 2023-08-11 | 深圳市华卓自动化设备有限公司 | Automatic line for chip inductor |
| CN117259712B (en) * | 2023-11-22 | 2024-01-23 | 天津雄邦压铸有限公司 | Be used for automatic gearbox aluminum alloy valve body die casting device of car |
| CN118162592B (en) * | 2024-05-15 | 2024-07-23 | 山西福森诺智能装备科技有限公司 | Motor rotor aluminum casting device and use method thereof |
| CN119319239B (en) * | 2024-12-18 | 2025-02-25 | 山东峻峰新材料科技有限公司 | A high chromium cast iron wear-resistant material forming process |
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| WO2024108542A1 (en) * | 2022-11-24 | 2024-05-30 | 长兴鼎峰铸材科技股份有限公司 | Combined die-casting molding apparatus and method for riser knockoff core |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111745785A (en) | 2020-10-09 |
| AU2021203765B2 (en) | 2022-08-11 |
| AU2021203765A1 (en) | 2022-01-20 |
| CN113524394B (en) | 2022-09-30 |
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