CN117718435B - Auxiliary device for investment casting - Google Patents
Auxiliary device for investment casting Download PDFInfo
- Publication number
- CN117718435B CN117718435B CN202410180462.XA CN202410180462A CN117718435B CN 117718435 B CN117718435 B CN 117718435B CN 202410180462 A CN202410180462 A CN 202410180462A CN 117718435 B CN117718435 B CN 117718435B
- Authority
- CN
- China
- Prior art keywords
- plate
- sliding
- lifting plate
- die
- plates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005495 investment casting Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000003825 pressing Methods 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims description 5
- 238000007723 die pressing method Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000000748 compression moulding Methods 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000004927 clay Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses an auxiliary device for investment casting, which comprises a pressing die mechanism and a core pulling mechanism; the lower end of the pressing die mechanism is provided with a supporting table, and the right side of the upper end of the supporting table is provided with a core pulling mechanism; the core pulling mechanism comprises a supporting plate, a first fixed plate, a first lifting plate, a second fixed plate, a fourth fixed plate, a sliding plate, a fourth lifting plate and an electromagnetic suction plate; two clamping plates are arranged at the upper end of the second lifting plate and can be clamped on the pressing die mechanism; the fourth fixed plate is provided with a sliding plate in a sliding manner, and the sliding plate is controlled to move by the second lifting plate and drives the electromagnetic suction plate to synchronously move; the core pulling mechanism can be automatically driven to perform core pulling operation, so that the control cost and the electric power cost are reduced.
Description
Technical Field
The invention relates to the technical field of investment casting, in particular to an auxiliary device for investment casting.
Background
Investment casting is also called lost wax casting and comprises the procedures of wax pressing, wax repairing, tree assembling, slurry dipping, wax melting, molten metal casting, post treatment and the like. Lost wax casting is to make a wax pattern of the part to be cast from wax, and then coat the wax pattern with slurry, which is the mud pattern. And (5) after the clay mould is dried, putting the clay mould into hot water to melt the internal wax mould. And taking out the clay mould after the wax mould is melted, and then baking the clay mould into a ceramic mould. And (5) roasting. In general, a pouring hole is left when the mud is made, molten metal is poured into the pouring hole, and after cooling, the required part is made.
In the wax pressing process, because the side wall of many injection molding products is provided with through holes, grooves or bosses, core pulling operation is needed in order not to influence the normal taking out of the mold.
The chinese patent with publication number of CN216858192U discloses a "die casting die mechanism of loosing core", it is through when needs change the work to the portion of loosing core, this moment first cylinder begins to work, and then the first cylinder of motion can drive the connecting piece and begin to work, and then the connecting piece of motion can drive the limiting plate and begin to work, then the limiting plate of motion can slide on the braced frame, and then can adjust the position of limiting plate, then the second cylinder begins to work, and then the second cylinder of motion can drive the stopper and begin to work, then stopper and limiting plate break away from the portion of loosing core, and then the operating personnel can take out the portion of loosing core, then the operating personnel can accomplish the change work to take out the core, and then need not change to whole mechanism of loosing core, only need replace the pole of loosing core in the mechanism, and then can alleviate operating personnel's work burden, but this mechanism still needs the manual work to change the pole, can not adapt to the portion of loosing core of different positions, and its outer add in the die press die machine outside, need the state of taking core of independent control system control.
Disclosure of Invention
The technical problems to be solved are as follows:
Aiming at the defects of the prior art, the invention provides an auxiliary device for investment casting, which can realize automatic opening and closing core pulling of a die in the wax pressing process, reduce the equipment transformation cost, improve the wax pressing efficiency and solve the technical problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
An auxiliary device for investment casting comprises a compression molding mechanism and a core pulling mechanism; the pressing die mechanism comprises a supporting table, a lower die and an upper die; the supporting table is used for installing a pressing die mechanism and a core pulling mechanism; the lower die is fixedly arranged at the upper end of the left side of the supporting table; a die groove is formed in the lower die for performing die pressing operation; a slidable core pulling sliding block is arranged in the middle of the right side of the lower die; an upper die is arranged at the upper end of the lower die; when the lower die and the upper die are separated, the core-pulling mechanism can automatically pull the core-pulling sliding block away; when the die is closed again, the core pulling mechanism extrudes the core pulling sliding block into the die;
The core pulling mechanism comprises a supporting plate, a first fixed plate, a first lifting plate, a second fixed plate, a fourth fixed plate, a sliding plate, a fourth lifting plate and an electromagnetic suction plate; the supporting plate is fixedly arranged at the upper end of the right side of the supporting table; a first fixing plate is fixedly arranged above the front end of the left side of the supporting plate; the upper end of the first fixing plate is provided with a first lifting plate; the second lifting plate is arranged at the upper end of the first lifting plate; the second fixing plate is fixedly arranged at the upper end of the supporting plate; the left side of the upper end of the second fixed plate is rotatably provided with a first gear, and the first gear is meshed with a rack part arranged on the first lifting plate;
The fourth fixing plate is fixedly arranged above the middle part of the right end of the supporting table, and a distance sensor is fixedly arranged in the middle part of the right end of the fourth fixing plate; a sliding plate is arranged on the left side of the fourth fixed plate; a fourth lifting plate is arranged on the left side of the sliding plate; an electromagnetic suction plate is arranged on the left side of the fourth lifting plate, and an electromagnet is arranged on the left side of the electromagnetic suction plate; the electromagnetic suction plate can absorb the core-pulling sliding block and move together.
In one possible implementation, the upper die is lifted and lowered by a hydraulic mechanism.
In one possible implementation manner, the front side and the rear side of the upper end of the first fixing plate are fixedly provided with first vertical plates; a first sliding groove is formed in one side, close to each other, of each of the two first vertical plates; the front side and the rear side of the first lifting plate are respectively provided with a second sliding groove; the middle part of the upper end of the first lifting plate is rotatably provided with a first adjusting part, and a thread groove is formed in the first adjusting part; the front side and the rear side of the lower end of the first lifting plate are fixedly provided with second vertical plates; the lower ends of the two second vertical plates far away from one another are fixedly provided with first sliding parts, and the two first sliding parts are vertically and slidably arranged in corresponding first sliding grooves respectively; and a rack part is fixedly arranged on the right side of the second vertical plate positioned at the rear end of the first lifting plate.
In one possible implementation manner, a first adjusting rod is fixedly arranged in the middle of the lower end of the second lifting plate; the outer side of the first adjusting rod is provided with threads, the first adjusting rod passes through the first adjusting part and is matched with the first lifting plate through threads; the front end and the rear end of the lower end of the second lifting plate are fixedly provided with first limiting plates, and the two first limiting plates are vertically and slidably arranged in the corresponding second sliding grooves; the upper end of the second lifting plate is rotatably provided with a second adjusting rod, and the outer sides of the upper end and the lower end of the second adjusting rod are provided with thread grooves in different directions; the upper end of the second adjusting rod is rotatably arranged on the first mounting plate; the upper end of the second adjusting rod penetrates through the first mounting plate and is fixedly provided with a second adjusting part; a first connecting plate is fixedly arranged below the left end of the first mounting plate, and the lower end of the first connecting plate is fixedly arranged on the second lifting plate; the upper end and the lower end of the second adjusting rod are respectively provided with a third lifting plate in a threaded manner; the left ends of the two third lifting plates penetrate through grooves formed in the middle of the first connecting plate and are fixedly provided with clamping plates; the two clamping plates are respectively positioned at the upper end and the lower end of the upper die.
In one possible implementation, the first gear passes through the second fixing plate and is fixedly provided with a second gear; the outer side of the second gear synchronously rotates and is provided with a first belt; a third gear is synchronously rotatably arranged on the inner side of the lower end of the first belt, and the third gear is rotatably arranged on the second fixed plate; the right end of the third gear is fixedly provided with a connecting rod; a fourth gear is fixedly arranged at the right end of the connecting rod; the right end of the connecting rod is rotatably arranged on the third fixed plate, and the third fixed plate is positioned at the left end of the fourth gear; and a second belt is synchronously rotatably arranged on the outer side of the fourth gear.
In one possible implementation, the fourth fixing plate and the third fixing plate are located at the same lateral position; a distance sensor is fixedly arranged in the middle of the right end of the fourth fixed plate; the lower ends of the front side and the rear side of the fourth fixed plate are fixedly provided with movable plates; a movable groove is formed in one side, close to each other, of each of the two movable plates; the right sides of the front side and the rear side of the upper end of the fourth fixed plate are respectively provided with a fifth gear in a rotating way, and the two fifth gears are respectively and synchronously arranged on the inner side of the second belt in a rotating way; the left ends of the two fifth gears penetrate through the fourth fixed plate and are fixedly provided with driving rods, and the two driving rods are provided with thread grooves; the left ends of the two driving rods are respectively and rotatably arranged on the corresponding fifth fixing plates, and the two fifth fixing plates are respectively and fixedly arranged at the upper ends of the corresponding movable plates.
In one possible implementation manner, the front side and the rear side of the lower end of the sliding plate are fixedly provided with first sliding parts, and the two first sliding parts are respectively and slidably arranged in the corresponding moving grooves; control grooves are formed in the front side and the rear side of the upper end of the sliding plate, and the two control grooves are respectively arranged in the two control grooves in a threaded manner with corresponding driving rods; an elastic piece is fixedly arranged in the middle of the left end of the sliding plate; the left end of the elastic piece is fixedly connected with the right end side wall of the second mounting plate; mounting side plates are fixedly arranged on the left side and the right side of the front side and the rear side of the second mounting plate; the four mounting side plates are fixedly provided with second sliding parts on one side far away from the middle part of the second mounting plate, and the four second sliding parts are respectively and horizontally slidably mounted in the corresponding moving grooves; a limiting groove is formed between the two mounting side plates positioned on the front side and the rear side; and a third adjusting part is rotatably arranged in the middle of the upper end of the second mounting plate.
In one possible implementation manner, the right sides of the front end and the rear end of the fourth lifting plate are fixedly provided with limiting parts, and the two limiting parts are vertically and slidably arranged in corresponding limiting grooves; a third adjusting rod is fixedly arranged at the upper end of the right side of the fourth lifting plate, a thread groove is formed in the outer side of the third adjusting rod, and the upper end of the third adjusting rod penetrates through the second mounting plate and is in threaded fit with the third adjusting part;
The upper end of the left side of the fourth lifting plate is fixedly provided with a second connecting plate; the front side and the rear side of the second connecting plate are provided with third sliding grooves; a fourth adjusting part is rotatably arranged in the middle of the right end of the second connecting plate, and a thread groove is formed in the middle of the fourth adjusting part; an electromagnetic suction plate is arranged on the left side of the fourth lifting plate, and an electromagnet is arranged on the left side of the electromagnetic suction plate;
The front side and the rear side of the right end of the electromagnetic suction plate are fixedly provided with second limiting plates, and the two second limiting plates are horizontally and slidably arranged in the corresponding third sliding grooves; a fourth adjusting rod is fixedly arranged in the middle of the right end of the electromagnetic suction plate, and threads are arranged on the outer side of the fourth adjusting rod; the right end of the fourth adjusting rod passes through the second connecting plate and is in threaded fit with the fourth adjusting part; the electromagnetic suction plate can absorb the core-pulling sliding block.
Compared with the prior art, the beneficial effects are that:
The invention can be externally applied to compression molding mechanisms of different types by adjusting the gesture of the core pulling mechanism, and the core pulling operation can be realized without modifying compression molding equipment, thereby saving the cost and improving the production efficiency;
according to the invention, the core pulling mechanism can be automatically driven to perform core pulling operation through the movement of the die on the die pressing mechanism, so that the control cost and the electric power cost are reduced.
Drawings
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings.
FIG. 1 is a schematic view of the overall device structure of the present invention; FIG. 2 is a schematic diagram of a molding mechanism according to the present invention; FIG. 3 is a schematic view of the whole structure of the core pulling mechanism of the present invention; FIG. 4 is a schematic view of the overall structure of the clamping plate of the present invention; FIG. 5 is an exploded view of the overall structure of the clamping plate of the present invention; FIG. 6 is a schematic view of a first view transmission mechanism according to the present invention; FIG. 7 is a schematic diagram of a second view transmission mechanism according to the present invention; FIG. 8 is a schematic diagram of the overall structure of a mobile plate according to the present invention; FIG. 9 is an exploded view of the overall structure of the mobile plate of the present invention; fig. 10 is a schematic diagram of a moving plate structure according to the present invention.
Legend description: 100. a compression molding mechanism; 110. a support table; 120. a lower die; 121. a core-pulling sliding block; 130. an upper die; 200. a core pulling mechanism; 210. a support plate; 220. a first fixing plate; 221. a first riser; 222. a first sliding groove; 230. a first lifting plate; 231. a second sliding groove; 232. a first adjustment section; 233. a second riser; 234. a first slider; 235. a rack portion; 240. a second lifting plate; 241. a first adjustment lever; 242. a first limiting plate; 243. a second adjustment lever; 244. a first mounting plate; 245. a second adjustment section; 246. a first connection plate; 247. a third lifting plate; 248. a clamping plate; 250. a second fixing plate; 251. a first gear; 252. a second gear; 253. a first belt; 254. a third gear; 255. a connecting rod; 256. a fourth gear; 257. a third fixing plate; 258. a second belt; 260. a fourth fixing plate; 261. providing a moving plate; 262. a moving groove; 263. a fifth gear; 264. a driving rod; 265. a fifth fixing plate; 270. a sliding plate; 271. a first sliding portion; 272. a control groove; 273. an elastic member; 274. a second mounting plate; 275. installing a side plate; 276. a second sliding part; 277. a limit groove; 278. a third adjustment section; 280. a fourth lifting plate; 281. a limit part; 282. a third adjustment lever; 283. a second connecting plate; 284. a third sliding groove; 285. a fourth adjustment unit; 290. an electromagnetic suction plate; 291. a second limiting plate; 292. and a fourth adjusting lever.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, but the present invention may be embodied in various forms, and thus the present invention is not limited to the embodiments described below, and in addition, components not connected to the present invention will be omitted from the drawings for the sake of clarity of description of the present invention.
The technical scheme in the embodiment of the application aims to solve the problems of the background technology, and the general thought is as follows: the preferred embodiments of the present application will be described in detail with reference to the accompanying drawings, but the present application may be embodied in various forms, and thus the present application is not limited to the embodiments described below, and in addition, components not connected to the present application will be omitted from the drawings for the sake of clarity of description of the present application.
As shown in fig. 1 and 2, an auxiliary device for investment casting comprises: the compression molding mechanism 100 and the core pulling mechanism 200; the core pulling mechanism 200 is fixedly arranged at the right end of the pressing die mechanism 100; the press-molding mechanism 100 includes: a support table 110, a lower mold 120, and an upper mold 130; the supporting table 110 is used for installing the pressing mold mechanism 100 and the core pulling mechanism 200; the lower die 120 is fixedly arranged at the upper left end of the supporting table 110; a die groove is formed in the lower die 120 for performing a compression molding operation; the middle part of the right side of the lower die 120 is provided with a slidable core-pulling slide block 121 for pulling the core.
An upper die 130 is provided at the upper end of the lower die 120, and the upper die 130 is controlled to be lifted by a hydraulic mechanism (not shown).
As shown in fig. 1 to 4, the core back mechanism 200 includes: the support plate 210, the first fixing plate 220, the first elevating plate 230, the second elevating plate 240, the second fixing plate 250, the fourth fixing plate 260, the sliding plate 270, the fourth elevating plate 280, and the electromagnetic suction plate 290.
The support plate 210 is fixedly installed at the right upper end of the support table 110.
A first fixing plate 220 is fixedly disposed above the left front end of the support plate 210.
The first vertical plates 221 are fixedly disposed on the front and rear sides of the upper end of the first fixing plate 220.
The two first risers 221 are provided with first sliding grooves 222 on the sides close to each other.
The first lifting plate 230 is installed at the upper end of the first fixing plate 220.
The first lifting plate 230 is provided with a second sliding groove 231 on both front and rear sides.
The first lifting plate 230 is rotatably mounted at the middle of the upper end thereof with a first adjusting portion 232, and a thread groove is provided in the first adjusting portion 232.
The front and rear sides of the lower end of the first lifting plate 230 are fixedly provided with second risers 233.
The lower ends of the two second vertical plates 233 far away from each other are fixedly provided with first sliding parts 234, and the two first sliding parts 234 are respectively vertically and slidably installed in the corresponding first sliding grooves 222, that is, the first lifting plate 230 can vertically slide relative to the first fixed plate 220; a rack part 235 is fixedly arranged on the right side of the second vertical plate 233 positioned at the rear end of the first lifting plate 230; the second lifting plate 240 is installed at the upper end of the first lifting plate 230; a first adjusting rod 241 is fixedly arranged in the middle of the lower end of the second lifting plate 240; the first adjusting rod 241 is threaded on the outer side and passes through the first adjusting portion 232 to be in threaded engagement with the first lifting plate 230, and the first adjusting rod 241 is threaded engagement.
Specifically, the first adjusting portion 232 may be rotated, so that the first adjusting rod 241 is matched with the threads of the first adjusting portion 232 to control the first lifting plate 230 to move vertically, so as to drive the second lifting plate 240 to move vertically, so as to adapt to the upper dies 130 with different heights.
The front and rear ends of the lower end of the second lifting plate 240 are fixedly provided with first limiting plates 242, and the two first limiting plates 242 are vertically slidably mounted in the corresponding second sliding grooves 231, that is, the second lifting plate 240 can vertically slide relative to the first lifting plate 230.
The second lifting plate 240 has a second adjusting rod 243 rotatably mounted at its upper end, and threaded grooves in different directions are provided at the outer sides of the upper and lower ends of the second adjusting rod 243.
The upper end of the second adjustment lever 243 is rotatably mounted on the first mounting plate 244.
The upper end of the second adjusting rod 243 passes through the first mounting plate 244 and is fixedly provided with a second adjusting portion 245.
A first connecting plate 246 is fixedly disposed below the left end of the first mounting plate 244, and the lower end of the first connecting plate 246 is fixedly disposed on the second lifting plate 240.
The third lifting plates 247 are mounted on the upper and lower ends of the second adjusting rod 243 in a threaded manner, and the two third lifting plates 247 can be driven to move in opposite directions by the rotation of the second adjusting rod 243.
Clamping plates 248 are fixedly arranged at the left ends of the two third lifting plates 247 through grooves formed in the middle of the first connecting plate 246; two clamping plates 248 are respectively disposed at the upper and lower ends of the upper mold 130.
Specifically, the second adjusting portion 245 is rotated to control the second adjusting rod 243 to rotate, and the second adjusting rod 243 is matched with the threads of the two third lifting plates 247 to vertically move the two third lifting plates 247 in opposite directions, so that the two clamping plates 248 are controlled to be respectively attached to two ends of the upper end of the upper die 130, and the upper die 130 with different thicknesses is adapted.
As shown in fig. 3 and 5-7, the second fixing plate 250 is fixedly disposed at the upper end of the support plate 210.
The first gear 251 is rotatably mounted at the left side of the upper end of the second fixing plate 250, and the first gear 251 is meshed with the rack portion 235, that is, the first gear 251 is driven to rotate by the vertical movement of the rack portion 235.
The first gear 251 passes through the second fixing plate 250 and is fixedly provided with a second gear 252.
The outer side of the second gear 252 is synchronously rotatably provided with a first belt 253.
A third gear 254 is rotatably installed at the inner side of the lower end of the first belt 253, and the third gear 254 is rotatably installed on the second fixing plate 250.
A connecting rod 255 is fixedly arranged at the right end of the third gear 254.
A fourth gear 256 is fixedly disposed at the right end of the connecting rod 255.
The right end of the connecting rod 255 is rotatably mounted on the third fixing plate 257, and the third fixing plate 257 is located at the left end of the fourth gear 256.
The outer side of the fourth gear 256 is rotatably mounted in synchrony with a second belt 258.
As shown in fig. 7-10, the fourth fixing plate 260 is fixedly disposed above the middle of the right end of the supporting table 110, and the fourth fixing plate 260 and the third fixing plate 257 are located at the same lateral position.
A distance sensor (not shown) is fixedly disposed at the middle of the right end of the fourth fixing plate 260.
The lower ends of the front and rear sides of the fourth fixing plate 260 are fixedly provided with a moving plate 261.
The two moving plates 261 are provided with moving grooves 262 at one side close to each other.
The fifth gears 263 are rotatably mounted on the right sides of the front and rear sides of the upper end of the fourth fixing plate 260, and the two fifth gears 263 are synchronously rotatably mounted on the inner side of the second belt 258, that is, the rotation of the fourth gear 256 can drive the two fifth gears 263 to synchronously rotate.
The left ends of the two fifth gears 263 penetrate through the fourth fixing plate 260 and are fixedly provided with driving rods 264, and the two driving rods 264 are provided with thread grooves.
The left ends of the two driving rods 264 are respectively rotatably mounted on the corresponding fifth fixing plates 265, and the two fifth fixing plates 265 are respectively fixedly arranged on the upper ends of the corresponding movable plates 261.
A sliding plate 270 is installed at the left side of the fourth fixed plate 260.
The first sliding portions 271 are fixedly disposed on front and rear sides of the lower end of the sliding plate 270, and the two first sliding portions 271 are slidably mounted in the corresponding moving grooves 262, that is, the sliding plate 270 can move horizontally relative to the fourth fixing plate 260.
Control grooves 272 are formed in the front side and the rear side of the upper end of the sliding plate 270, and the two control grooves 272 are respectively arranged in the driving rods 264 in a threaded manner.
Specifically, the lifting of the rack 235 is controlled to control the first gear 251 and the second gear 252 to rotate, the first belt 253 drives the third gear 254 to rotate, the connecting rod 255 drives the fourth gear 256 to rotate, the second belt 258 drives the two fifth gears 263 to rotate, and the driving rod 264 cooperates with the threads of the control groove 272 to control the sliding plate 270 to horizontally move along the moving groove 262.
The middle part of the left end of the sliding plate 270 is fixedly provided with an elastic part 273, and the elastic part 273 is formed by sleeving two cylindrical barrels, and a spring is installed between the two cylindrical barrels.
The left end of the elastic member 273 is fixedly coupled to the right end side wall of the second mounting plate 274.
The second mounting plate 274 is fixedly provided with mounting side plates 275 on both the left and right sides.
The four mounting side plates 275 are fixedly provided with second sliding portions 276 at one sides far from the middle of the second mounting plate 274, and the four second sliding portions 276 are respectively and horizontally slidably mounted in the corresponding moving grooves 262.
A limiting groove 277 is formed between the two mounting side plates 275 located at the front and rear sides.
A third adjustment part 278 is rotatably installed at the middle of the upper end of the second installation plate 274.
A fourth elevating plate 280 is installed inside the lower end of the second installation plate 274.
Limiting portions 281 are fixedly arranged on the right sides of the front end and the rear end of the fourth lifting plate 280, and the two limiting portions 281 are vertically and slidably mounted in corresponding limiting grooves 277.
The third adjusting rod 282 is fixedly arranged at the upper end of the right side of the fourth lifting plate 280, a thread groove is formed in the outer side of the third adjusting rod 282, and the upper end of the third adjusting rod 282 penetrates through the second mounting plate 274 and is in threaded fit with the third adjusting part 278.
Specifically, the third adjusting portion 278 is screwed so that the fourth lifter plate 280 moves vertically by being engaged with the screw of the third adjusting lever 282.
The second connection plate 283 is fixedly disposed at the upper left end of the fourth lifting plate 280.
Third sliding grooves 284 are formed in the front and rear sides of the second connecting plate 283.
The right end middle part of the second connecting plate 283 is rotatably provided with a fourth adjusting part 285, and the fourth adjusting part 285 is provided with a thread groove at the middle part.
The electromagnetic suction plate 290 is mounted on the left side of the fourth lifting plate 280, and an electromagnet is disposed on the left side of the electromagnetic suction plate 290.
The second limiting plates 291 are fixedly arranged on the front side and the rear side of the right end of the electromagnetic suction plate 290, and the two second limiting plates 291 are horizontally and slidably arranged in the corresponding third sliding grooves 284.
A fourth adjusting rod 292 is fixedly arranged in the middle of the right end of the electromagnetic suction plate 290, and threads are arranged on the outer side of the fourth adjusting rod 292.
The right end of the fourth adjustment rod 292 passes through the second connection plate 283 and is in threaded engagement with the fourth adjustment part 285, so that the horizontal movement of the fourth adjustment rod 292 can be controlled by rotating the fourth adjustment part 285; the electromagnetic suction plate 290 is capable of sucking and moving together the core-pulling slider 121.
Working principle: installing a core pulling mechanism: firstly, iron sheets are adhered to the sliding block 121, the upper mold 130 is controlled to be lowered to a compression mold position, then the electromagnetic suction plate 290 is moved to the same transverse position as the sliding block 121, then the supporting plate 210 is fixedly arranged on the supporting table 110, then the third adjusting part 278 is screwed, so that the fourth lifting plate 280 and the electromagnetic suction plate 290 are vertically moved until the electromagnetic suction plate 290 and the iron sheets on the sliding block 121 are positioned at the same vertical height through threaded fit with the third adjusting rod 282, then the fourth adjusting part 285 is screwed, so that the electromagnetic suction plate 290 is moved to be attached to the sliding block 121 and compress the elastic part 273 through threaded fit with the fourth adjusting rod 292, the left end of the sleeve on the right side of the elastic part 273 is attached to the right end side plate of the second mounting plate 274, so that stability in the compression molding process of the sliding block 121 is ensured, the upper mold 130 is prevented from being worn by relative movement with the sliding block 121, the core is adapted according to different positions of the compression mold 100 and the sliding block 121 of different types, then the distance sensor on the fourth fixing plate 260 meets the preset distance between the core plate and the first lifting plate 240, the first lifting plate 243 is correspondingly moved to the second lifting plate 243 through threaded fit with the second adjusting rod 245, so that the first lifting plate 243 is vertically moved to the second lifting plate 243 is vertically matched with the second adjusting plate 243, and the first lifting plate 243 is correspondingly moved to the length of the first lifting plate 240 is adjusted to be opposite to the second lifting plate 240, thereby accommodating the upper mold 130 of different thickness.
When the core pulling operation is needed after the compression molding is completed: the upper mold 130 ascends to drive the second lifting plate 240 to ascend, and is locked with the threads of the first adjusting part 232 through the first adjusting rod 241 to drive the first lifting plate 230 to ascend, so as to control the rack part 235 to ascend, to control the first gear 251 and the second gear 252 to rotate, and to drive the third gear 254 to rotate through the first belt 253, and to drive the fourth gear 256 to rotate through the connecting rod 255, so as to drive the two fifth gears 263 to rotate through the second belt 258, and to drive the sliding plate 270 to move rightward along the moving groove 262 through the threaded cooperation of the driving rod 264 and the control groove 272, so as to drive the second mounting plate 274, the fourth lifting plate 280 and the electromagnetic suction plate 290 to synchronously move, and to adsorb the core-pulling slide 121 through the electromagnetic suction plate 290, so as to perform core-pulling operation until the sliding plate 270 moves to a preset distance from the sensor, the adsorption of the electromagnetic suction plate 290 to the core-pulling slide 121 is released, and core pulling is completed.
When the die core body needs to be continuously reset: the upper die 130 descends to drive the electromagnetic suction plate 290 to return automatically and push the core-pulling sliding block 121 to return automatically.
Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present invention and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (8)
1. An auxiliary device for investment casting comprises a die pressing mechanism (100) and a core pulling mechanism (200); the method is characterized in that: the pressing die mechanism (100) comprises a supporting table (110), a lower die (120) and an upper die (130); the supporting table (110) is used for installing the pressing die mechanism (100) and the core pulling mechanism (200); the lower die (120) is fixedly arranged at the upper end of the left side of the supporting table (110); a die groove is formed in the lower die (120) for performing a die pressing operation; a slidable core pulling sliding block (121) is arranged in the middle of the right side of the lower die (120); an upper die (130) is arranged at the upper end of the lower die (120); when the lower die (120) and the upper die (130) are separated, the core pulling mechanism (200) can automatically pull the core pulling sliding block (121); when the die is closed again, the core pulling mechanism (200) extrudes the core pulling sliding block (121) to enter the die;
The loose core mechanism (200) comprises a supporting plate (210), a first fixing plate (220), a first lifting plate (230), a second lifting plate (240), a second fixing plate (250), a fourth fixing plate (260), a sliding plate (270), a fourth lifting plate (280) and an electromagnetic suction plate (290); the supporting plate (210) is fixedly arranged at the upper end of the right side of the supporting table (110); a first fixing plate (220) is fixedly arranged above the left front end of the supporting plate (210); a first lifting plate (230) is arranged at the upper end of the first fixed plate (220);
The second lifting plate (240) is arranged at the upper end of the first lifting plate (230); the second fixing plate (250) is fixedly arranged at the upper end of the supporting plate (210); a first gear (251) is rotatably arranged on the left side of the upper end of the second fixed plate (250), and the first gear (251) is meshed with a rack part (235) arranged on the first lifting plate (230);
The fourth fixing plate (260) is fixedly arranged above the middle part of the right end of the supporting table (110), and a distance sensor is fixedly arranged in the middle part of the right end of the fourth fixing plate (260); a sliding plate (270) is arranged on the left side of the fourth fixed plate (260); a fourth lifting plate (280) is arranged on the left side of the sliding plate (270); an electromagnetic suction plate (290) is arranged on the left side of the fourth lifting plate (280), and an electromagnet is arranged on the left side of the electromagnetic suction plate (290); the electromagnetic suction plate (290) can absorb the core-pulling sliding block (121) and move together.
2. An investment casting aid as claimed in claim 1, wherein: the upper die (130) is controlled to lift by a hydraulic mechanism.
3. An investment casting aid as claimed in claim 2, wherein: a first vertical plate (221) is fixedly arranged on the front side and the rear side of the upper end of the first fixing plate (220); a first sliding groove (222) is formed in one side, close to each other, of each of the two first vertical plates (221); the front side and the rear side of the first lifting plate (230) are provided with second sliding grooves (231); a first adjusting part (232) is rotatably arranged in the middle of the upper end of the first lifting plate (230), and a thread groove is formed in the first adjusting part (232); the front side and the rear side of the lower end of the first lifting plate (230) are fixedly provided with second vertical plates (233); the lower ends of the two second vertical plates (233) far away from each other are fixedly provided with first sliding parts (234), and the two first sliding parts (234) are vertically and slidably arranged in the corresponding first sliding grooves (222) respectively; a rack part (235) is fixedly arranged on the right side of the second vertical plate (233) positioned at the rear end of the first lifting plate (230).
4. An investment casting aid as claimed in claim 3, wherein: a first adjusting rod (241) is fixedly arranged in the middle of the lower end of the second lifting plate (240); the outer side of the first adjusting rod (241) is provided with threads, the first adjusting rod passes through the first adjusting part (232) and is in threaded fit with the first lifting plate (230); the front end and the rear end of the lower end of the second lifting plate (240) are fixedly provided with first limiting plates (242), and the two first limiting plates (242) are vertically and slidably arranged in the corresponding second sliding grooves (231); the upper end of the second lifting plate (240) is rotatably provided with a second adjusting rod (243), and the outer sides of the upper end and the lower end of the second adjusting rod (243) are provided with thread grooves in different directions; the upper end of the second adjusting rod (243) is rotatably arranged on the first mounting plate (244); the upper end of the second adjusting rod (243) passes through the first mounting plate (244) and is fixedly provided with a second adjusting part (245); a first connecting plate (246) is fixedly arranged below the left end of the first mounting plate (244), and the lower end of the first connecting plate (246) is fixedly arranged on the second lifting plate (240); a third lifting plate (247) is arranged at the upper end and the lower end of the second adjusting rod (243) in a threaded manner; the left ends of the two third lifting plates (247) penetrate through the through grooves formed in the middle of the first connecting plate (246) to be fixedly provided with clamping plates (248); two clamping plates (248) are respectively arranged at the upper end and the lower end of the upper die (130).
5. An investment casting aid as defined in claim 4, wherein: the first gear (251) passes through the second fixing plate (250) and is fixedly provided with a second gear (252); a first belt (253) is synchronously rotatably arranged on the outer side of the second gear (252); a third gear (254) is synchronously rotatably arranged on the inner side of the lower end of the first belt (253), and the third gear (254) is rotatably arranged on the second fixed plate (250); a connecting rod (255) is fixedly arranged at the right end of the third gear (254); a fourth gear (256) is fixedly arranged at the right end of the connecting rod (255); the right end of the connecting rod (255) is rotatably arranged on the third fixing plate (257), and the third fixing plate (257) is positioned at the left end of the fourth gear (256); a second belt (258) is synchronously rotatably arranged on the outer side of the fourth gear (256).
6. An investment casting aid as defined in claim 5, wherein: and the fourth fixing plate (260) and the third fixing plate (257) are positioned at the same transverse position; a distance sensor is fixedly arranged in the middle of the right end of the fourth fixed plate (260); the lower ends of the front side and the rear side of the fourth fixed plate (260) are fixedly provided with a movable plate (261); a moving groove (262) is formed on one side, close to each other, of the two moving plates (261); a fifth gear (263) is rotatably arranged on the right side of the front side and the rear side of the upper end of the fourth fixed plate (260), and the two fifth gears (263) are synchronously rotatably arranged on the inner side of the second belt (258); the left ends of the two fifth gears (263) penetrate through the fourth fixed plate (260) and are fixedly provided with driving rods (264), and thread grooves are formed in the two driving rods (264); the left ends of the two driving rods (264) are respectively rotatably mounted on the corresponding fifth fixing plates (265), and the two fifth fixing plates (265) are respectively fixedly arranged at the upper ends of the corresponding movable plates (261).
7. An investment casting aid as defined in claim 6, wherein: the front side and the rear side of the lower end of the sliding plate (270) are fixedly provided with first sliding parts (271), and the two first sliding parts (271) are respectively and slidably arranged in the corresponding moving grooves (262); control grooves (272) are formed in the front side and the rear side of the upper end of the sliding plate (270), and the two control grooves (272) are respectively in threaded installation with the corresponding driving rods (264); an elastic part (273) is fixedly arranged in the middle of the left end of the sliding plate (270); the left end of the elastic part (273) is fixedly connected with the right end side wall of the second mounting plate (274);
Mounting side plates (275) are fixedly arranged on the left side and the right side of the front side and the rear side of the second mounting plate (274); the side of the four mounting side plates (275) far away from the middle part of the second mounting plate (274) is fixedly provided with second sliding parts (276), and the four second sliding parts (276) are respectively and horizontally and slidably mounted in the corresponding moving grooves (262); a limiting groove (277) is formed between the two mounting side plates (275) positioned on the front side and the rear side; a third adjusting part (278) is rotatably arranged in the middle of the upper end of the second mounting plate (274).
8. An investment casting aid as recited in claim 7, wherein: limiting parts (281) are fixedly arranged on the right sides of the front end and the rear end of the fourth lifting plate (280), and the two limiting parts (281) are vertically and slidably arranged in corresponding limiting grooves (277); a third adjusting rod (282) is fixedly arranged at the upper end of the right side of the fourth lifting plate (280), a thread groove is formed in the outer side of the third adjusting rod (282), and the upper end of the third adjusting rod (282) penetrates through the second mounting plate (274) and is in threaded fit with the third adjusting part (278);
A second connecting plate (283) is fixedly arranged at the upper end of the left side of the fourth lifting plate (280); the front side and the rear side of the second connecting plate (283) are provided with third sliding grooves (284); a fourth adjusting part (285) is rotatably arranged in the middle of the right end of the second connecting plate (283), and a thread groove is formed in the middle of the fourth adjusting part (285); an electromagnetic suction plate (290) is arranged on the left side of the fourth lifting plate (280), and an electromagnet is arranged on the left side of the electromagnetic suction plate (290);
The front side and the rear side of the right end of the electromagnetic suction plate (290) are fixedly provided with second limiting plates (291), and the two second limiting plates (291) are horizontally and slidably arranged in the corresponding third sliding grooves (284); a fourth adjusting rod (292) is fixedly arranged in the middle of the right end of the electromagnetic suction plate (290), and threads are arranged on the outer side of the fourth adjusting rod (292); the right end of the fourth adjusting rod (292) passes through the second connecting plate (283) and is in threaded fit with the fourth adjusting part (285); the electromagnetic suction plate (290) can absorb the core-pulling sliding block (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410180462.XA CN117718435B (en) | 2024-02-18 | 2024-02-18 | Auxiliary device for investment casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410180462.XA CN117718435B (en) | 2024-02-18 | 2024-02-18 | Auxiliary device for investment casting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117718435A CN117718435A (en) | 2024-03-19 |
| CN117718435B true CN117718435B (en) | 2024-04-30 |
Family
ID=90209262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410180462.XA Active CN117718435B (en) | 2024-02-18 | 2024-02-18 | Auxiliary device for investment casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117718435B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200015129A (en) * | 2018-08-02 | 2020-02-12 | 엘지전자 주식회사 | A mold device |
| CN210283029U (en) * | 2018-12-25 | 2020-04-10 | 浙江维派管业有限公司 | Mould for producing core-pulling pipe fitting |
| CN111391249A (en) * | 2020-04-21 | 2020-07-10 | 深圳亿和模具制造有限公司 | Large core-pulling stroke injection mold with slide block and rear mold synchronously acting and method thereof |
| CN112428531A (en) * | 2020-11-03 | 2021-03-02 | 温州乾牧机械设备有限公司 | Secondary core pulling device for injection mold |
| CN213968871U (en) * | 2020-12-14 | 2021-08-17 | 青岛海诺铸业有限公司 | Mould is used in production of deck lock wax matrix |
| CN215279817U (en) * | 2021-07-27 | 2021-12-24 | 安徽步朗智能科技有限公司 | New energy automobile control lever die casting die |
| CN216607130U (en) * | 2021-12-17 | 2022-05-27 | 温州宇精精工科技有限公司 | Mould drag hook structure of loosing core |
| CN218505112U (en) * | 2022-09-30 | 2023-02-21 | 无锡升和电机制造有限公司 | Tunnel core-pulling structure |
-
2024
- 2024-02-18 CN CN202410180462.XA patent/CN117718435B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200015129A (en) * | 2018-08-02 | 2020-02-12 | 엘지전자 주식회사 | A mold device |
| CN210283029U (en) * | 2018-12-25 | 2020-04-10 | 浙江维派管业有限公司 | Mould for producing core-pulling pipe fitting |
| CN111391249A (en) * | 2020-04-21 | 2020-07-10 | 深圳亿和模具制造有限公司 | Large core-pulling stroke injection mold with slide block and rear mold synchronously acting and method thereof |
| CN112428531A (en) * | 2020-11-03 | 2021-03-02 | 温州乾牧机械设备有限公司 | Secondary core pulling device for injection mold |
| CN213968871U (en) * | 2020-12-14 | 2021-08-17 | 青岛海诺铸业有限公司 | Mould is used in production of deck lock wax matrix |
| CN215279817U (en) * | 2021-07-27 | 2021-12-24 | 安徽步朗智能科技有限公司 | New energy automobile control lever die casting die |
| CN216607130U (en) * | 2021-12-17 | 2022-05-27 | 温州宇精精工科技有限公司 | Mould drag hook structure of loosing core |
| CN218505112U (en) * | 2022-09-30 | 2023-02-21 | 无锡升和电机制造有限公司 | Tunnel core-pulling structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117718435A (en) | 2024-03-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114643342A (en) | Pouring device for high-pressure casting die | |
| CN117718435B (en) | Auxiliary device for investment casting | |
| CN112276017A (en) | Casting sand mould compaction molding machine | |
| CN219632385U (en) | Accurate sheet metal component blanking mould | |
| CN114850447B (en) | Low pressure casting device | |
| CN216578448U (en) | Preparation device for sintered coal gangue hollow brick | |
| CN206186214U (en) | Hydraulic press with a collection die sinking, compress tightly, device that three functions of leveling are integrative | |
| CN112108616B (en) | Cast aluminum die | |
| CN218505154U (en) | Multi-temperature mold temperature controller for injection molding | |
| CN209178233U (en) | A kind of 3D glass heat bender | |
| CN220659169U (en) | But rapid cooling fashioned integrated into one piece die casting die | |
| CN218314690U (en) | Easily change mould of aluminium seat | |
| CN220177997U (en) | Hardware stamping die convenient to installation is fixed | |
| CN219900176U (en) | Structure for adjusting blocking door at injection part of casting press | |
| CN218948275U (en) | Frock that mould installation was used | |
| CN220719706U (en) | Refractory material slag blocking cone production die | |
| CN220808347U (en) | Core-pulling stroke adjustable die | |
| CN217144279U (en) | Mullite light brick forming die | |
| CN217964715U (en) | Pushing mechanism | |
| CN220329913U (en) | Gravity casting die for producing copper alloy propeller | |
| CN220278245U (en) | Die casting machine is with locking mechanism of easy dismouting | |
| CN219378890U (en) | Novel casting heat insulation core assembly | |
| CN111482573B (en) | Aluminum liquid guiding system for precision die-casting processing of aluminum ingot smelting | |
| CN213532478U (en) | Automatic clamping and loosening device for production and processing of punch forming die | |
| CN117282938B (en) | Auto-parts die casting die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |