CN216912067U

CN216912067U - Quantitative automatic casting machine for precision investment casting

Info

Publication number: CN216912067U
Application number: CN202123322900.2U
Authority: CN
Inventors: 谢君; 王道红; 侯桂臣; 周亦胄
Original assignee: Jiangsu Jinyan New Material Technology Co ltd
Current assignee: Jiangsu Jinyan New Material Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-08
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to the field of auxiliary equipment for casting, in particular to a quantitative automatic casting machine for precision investment casting. Two support post set up with two former intervehicle stands one-to-one respectively, and two driving roof beams are along vertical parallel arrangement, wherein: one driving beam is fixedly arranged in the middle of one side of two original workshop stand columns, the other driving beam is fixedly arranged at the tops of two supporting stand columns, the two driving beams are oppositely and parallelly arranged on the same horizontal plane, two main beams which are distributed in parallel are erected between the two driving beams along the transverse direction, and the movable flat wagon is arranged on the two main beams in a spanning manner; the hydraulic cylinder is installed at the top of the first movable flat car, the lower end of a vertical piston rod of the hydraulic cylinder is connected with the upper end of a lifting rod, the lifting rod is coaxially connected with the piston rod through a bearing, the lower end of the lifting rod is connected with a horizontal connecting rod, and a casting ladle is installed at one end of the connecting rod. The utility model has reasonable structural design, can be used for precision casting and has higher stability and precision.

Description

Quantitative automatic casting machine for precision investment casting

The technical field is as follows:

the utility model relates to the field of auxiliary equipment for casting, in particular to a quantitative automatic casting machine for precision investment casting.

The background art comprises the following steps:

precision investment casting, also known as lost wax casting, produces metal parts that are precision and complex, close to the final shape of the product, and can be used directly without or with little machining. Compared with sand casting products, investment casting products are relatively complex in structure but generally small in weight, and are not suitable for traditional large-scale casting machines in both cost and process considerations.

At present, the pouring method of investment casting generally adopts two modes, fork shell direct tilting pouring is generally adopted for light shells, and manual ladle pouring is generally adopted for heavy single shells. No matter the fork shell is directly poured or is poured by a manual ladle, the labor intensity of workers is very high, the amount of the casting material cannot be controlled manually in the pouring process, the casting material cannot meet the requirement of a casting piece due to small amount, the casting piece is lack of casting, the casting defect is caused due to large amount of casting, and the casting material is wasted due to large amount of casting material. To improve the quality of the casting, effective control of the pouring process is required, and therefore, the automation level and the control precision of the pouring process must be improved.

The utility model has the following contents:

in view of the above problems, the present invention aims to provide a quantitative automatic casting machine for precision investment casting, which has a reasonable design, can be used for precision casting, has high stability and precision, and can improve the product quality of precision castings while reducing manpower.

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

the utility model provides an automatic casting machine of ration for accurate investment casting, this casting machine includes former workshop stand, driving beam, girder, the first, hydraulic cylinder, piston rod, lifter, waters the package, support post of removal flatcar, and concrete structure is as follows:

two support posts set up with two former workshop stands one-to-one respectively, and two driving roof beams are along vertical parallel arrangement, wherein: one travelling beam is fixedly arranged in the middle of one side of two original workshop stand columns, the other travelling beam is fixedly arranged at the tops of two supporting stand columns, the two travelling beams are oppositely arranged in parallel on the same horizontal plane, two main beams which are distributed in parallel are erected between the two travelling beams along the transverse direction, and the movable flat wagon is arranged on the two main beams in a straddling manner; the hydraulic cylinder is installed at the top of the first movable flat car, the lower end of a vertical piston rod of the hydraulic cylinder is connected with the upper end of a lifting rod, the lifting rod is coaxially connected with the piston rod through a bearing, the lower end of the lifting rod is connected with a horizontal connecting rod, and a casting ladle is installed at one end of the connecting rod.

The automatic quantitative pouring machine for the precision investment casting is characterized in that a first movable flat car is matched with a corresponding main beam through a first roller at the bottom, and the first movable flat car reciprocates on the main beam through the first roller.

The quantitative automatic pouring machine for the precision investment casting is characterized in that two ends of two main beams are provided with a second movable flat carriage, the second movable flat carriage is matched with a corresponding travelling beam through a second roller at the bottom, and the main beams reciprocate on the travelling beam through the second movable flat carriage.

A automatic casting machine of ration for accurate investment casting, the connecting rod is the inlayer connecting rod, the bilayer structure of outer connecting rod, outer connecting rod is worn to locate by the inlayer connecting rod, outer connecting rod is on same horizontal axis, through bearing coaxial coupling between outer connecting rod and the inlayer connecting rod, outer connecting rod central point puts the perpendicular fixed connection of lower extreme with the lifter, the one end of inlayer connecting rod is passed through chain slewing mechanism and is linked to each other with the operation panel, the other end installation fixture of inlayer connecting rod is corresponding with watering packet, press from both sides tightly through fixture and waters the package.

A automatic casting machine of ration for accurate investment casting, chain slewing mechanism comprises last sprocket, lower sprocket, chain, connects through chain drive between the last sprocket that sets up from top to bottom, lower sprocket, goes up the sprocket and passes through the fixed shaft with one side of lath shape operation panel, lower sprocket and the corresponding and fixed connection of one end of inlayer connecting rod.

A automatic casting machine of ration for accurate investment casting, the opposite side and the operation panel handle fixed connection of operation panel, the operation panel passes through sprocket slewing mechanism and drives the inlayer connecting rod and rotate around the central axis direction, further drives through fixture and waters the package and vert.

A automatic casting machine of ration for accurate investment casting, be equipped with the protection baffle in the middle of operation panel and inlayer connecting rod, the opposite side of operation panel still is equipped with the locking buckle.

The quantitative automatic pouring machine for the precision investment casting further comprises a weighing device, the weighing device is composed of a weight sensor and an electronic display screen, the weight sensor is arranged at the joint of the lifting rod and the outer layer connecting rod, and the weight sensor is connected with the electronic display screen through a line.

By means of the technical scheme, the utility model at least has the following advantages and beneficial effects:

1. the utility model utilizes the original structure of the factory building to reform and design an automatic casting machine, and can realize quantitative automatic casting of precise investment casting. The hydraulic lifting mechanism comprises original workshop stand columns and travelling beams which are arranged in a longitudinal parallel mode, wherein the travelling beams are supported through the stand columns, a girder which is distributed in a parallel mode is transversely erected on the travelling beams, the movable flat car is arranged on the girder, a hydraulic oil cylinder is installed at the upper end of the movable flat car, a piston rod of the hydraulic oil cylinder is connected with a lifting rod through a coupler, the other end of the lifting rod is fixed with a double-layer connecting rod arranged in the horizontal direction, and one end of an inner-layer connecting rod is clamped through a clamping apparatus to form a pouring ladle. Therefore, the transverse movement of the movable flat car on the main beam and the longitudinal movement of the movable flat car on the traveling beam are realized, and the pouring ladle rotates around the axial direction of the suspender to be positioned, so that the liquid outlet of the pouring ladle is aligned with the riser of the film shell.

2. According to the utility model, a casting ladle is connected with a vertical lifting mechanism through a horizontal double-layer connecting rod to realize the up-and-down lifting of the casting ladle, one side of an inner-layer connecting rod is connected with an operating platform through a chain rotating mechanism, the other side of the inner-layer connecting rod is connected with the casting ladle through a fixture, and the casting ladle is inclined at a certain angle around the central axis of the connecting rod under manual control, so that the inclined casting operation is accurately realized.

3. The utility model is provided with the weight sensor at the bottom end of the lifting mechanism, and can monitor the weight of the molten metal in the casting ladle in real time.

Description of the drawings:

to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art are briefly described as follows:

fig. 1 is a schematic front view of the overall structure of an embodiment of the present invention.

Fig. 2 is a schematic view of the direction a in fig. 1 (the ladle 8 and the melting furnace are omitted in the figure).

In the figure, 1 original workshop stand column, 2 travelling beams, 3 main beams, 4 mobile flat cars I, 5 hydraulic cylinders, 6 piston rods, 7 lifting rods, 8 casting ladles, 9 fixtures, 10 inner-layer connecting rods, 11 outer-layer connecting rods, 12 electronic display screens, 13 protective partition plates, 14 operating tables, 15 casting film shell groups, 16 supporting stand columns, 17 weight sensors, 18 operating table handles, 19 chain wheel rotating mechanisms (1901 upper chain wheels, 1902 lower chain wheels and 1903 chains), 20 locking buckles, 21 roller I, 22 mobile flat cars II and 23 roller II.

The specific implementation mode is as follows:

the utility model is further explained in detail below with reference to the drawings and examples:

as shown in fig. 1-2, the quantitative automatic casting machine for precision investment casting of the present invention comprises an original workshop column 1, a crane beam 2, a main beam 3, a first movable platform wagon 4, a hydraulic cylinder 5, a piston rod 6, a lifting rod 7, a casting ladle 8, a fixture 9, an inner layer connecting rod 10, an outer layer connecting rod 11, an electronic display screen 12, a protective partition 13, an operation table 14, a casting film shell group 15, a support column 16, a weight sensor 17, an operation table handle 18, a sprocket rotating mechanism 19 (an upper sprocket 1901, a lower sprocket 1902, a chain 1903), a locking buckle 20, a second movable platform wagon 22, etc., and has the following specific structure:

two support post 16 respectively with two former workshop stand 1 one-to-one sets up, two driving beam 2 along vertical parallel arrangement, the span is eight meters, length is nine meters, wherein: one driving beam 2 is fixedly arranged in the middle of one side of two original workshop stand columns 1, the other driving beam 2 is fixedly arranged at the tops of two supporting stand columns 16, the two driving beams 2 are arranged in parallel relatively on the same horizontal plane, and the two driving beams 2 are respectively supported by the two original workshop stand columns 1 and the two supporting stand columns 16. Two main beams 3 which are distributed in parallel are transversely erected between the two travelling beams 2, two ends of each main beam 3 are provided with a second movable flat carriage 22, the second movable flat carriages 22 are matched with the corresponding travelling beams 2 through second rollers 23 at the bottoms, and the main beams 3 can reciprocate on the travelling beams 2 through the second movable flat carriages 22.

The first movable flat carriage 4 is arranged on the two main beams 3 in a spanning mode, the first movable flat carriage 4 is matched with the corresponding main beam 3 through a first roller 21 at the bottom, and the first movable flat carriage 4 reciprocates on the main beams 3 through the first roller 21. Hydraulic cylinder 5 installs at the top of moving

flatcar

4, and 6 lower extremes of hydraulic cylinder 5's vertical piston rod link to each other with the upper end of lifter 7, and the up-and-down motion through piston rod 6 drives the lift of lifter 7, passes through bearing coaxial coupling between lifter 7 and the piston rod 6 simultaneously, makes lifter 7 can rotate around vertical central axis direction, and the lower extreme and the horizontally connecting rod (inlayer connecting rod 10, outer connecting rod 11) of lifter 7 are connected.

The connecting rod is inlayer connecting rod 10, outer connecting rod 11's bilayer structure, outer connecting rod 11 is worn to locate by inlayer connecting rod 10, outer connecting rod 11 is on same horizontal axis, through bearing coaxial coupling between outer connecting rod 11 and the inlayer connecting rod 10, outer connecting rod 11 central point puts the perpendicular fixed connection of lower extreme with lifter 7, the one end of inlayer connecting rod 10 is passed through chain slewing mechanism 19 and is linked to each other with operation panel 14, the other end installation fixture 9 of inlayer connecting rod 10 is corresponding with watering a packet 8, press from both sides tightly through fixture 9 and water a packet 8.

As shown in figure 1, the quantitative automatic casting machine further comprises a weighing device, the weighing device is composed of a weight sensor 17 and an electronic display screen 12, the weight sensor 17 is arranged at the joint of the lifting rod 7 and the outer layer connecting rod 11, the electronic display screen 12 is arranged on one side, close to the protective partition plate 13, of the outer layer connecting rod 11, and the weight sensor 17 is connected with the electronic display screen 12 through a circuit. Workers can monitor the weight of the molten metal in the casting ladle 8 in real time through the electronic display screen 12, and quantitative casting is realized without judging the casting time and the filling position of the molten metal in the melting mold by the vision of the workers in the past.

As shown in fig. 2, the chain rotating mechanism 19 comprises an upper chain wheel 1901, a lower chain wheel 1902 and a chain 1903, the upper chain wheel 1901 and the lower chain wheel 1902 which are arranged up and down are in transmission connection through the chain 1903, the upper chain wheel 1901 is connected with one side of the plate-shaped operating platform 14 through a fixed shaft, and the lower chain wheel 1902 is corresponding to and fixedly connected with one end of the inner connecting rod 10. The operation table 14 sequentially drives the upper sprocket 1901, the chain 1903, and the lower sprocket 1902 to rotate the inner link 10. The other side direct mount of operation panel handle 18 and operation panel 14, steerable operation panel 14 passes through sprocket slewing mechanism 19 and drives inlayer connecting rod 10 and rotate around the central axis direction, further drives through fixture 9 and waters package 8 and vert, and the rotation angle is controlled through operation panel handle 18. Be equipped with protection baffle 13 in the middle of operation panel 14 and inlayer connecting rod 10, the protection operating personnel avoids watering the interior overheated molten metal of ladle to splash and injures people, and the opposite side of operation panel 14 still is equipped with locking buckle 20, and when watering a ladle 8 and need not spin casting, locking buckle 20 is hung and is fixed on protection baffle 13, makes operation panel 14 motionless, prevents to water ladle 8 and rotates.

When the device is used, qualified molten metal in a smelting furnace is poured into the casting ladle 8, the movable flat car I4 can transversely move on the main beam 3, meanwhile, the main beam 3 drives the movable flat car I4 to longitudinally move on the travelling crane beam 2, and the casting ladle 8 is rotationally positioned around the central axis direction of the lifting rod 7, so that the liquid outlet of the casting ladle 8 is aligned with the riser of the casting film shell group 15. Then, under the manual driving, the casting ladle 8 is inclined and rotated by a certain angle around the central axial direction of the inner layer connecting rod 10, and the inclined and rotated casting operation is realized.

Claims

1. The utility model provides an automatic casting machine of ration for accurate investment casting, its characterized in that, this casting machine includes former workshop stand, driving beam, girder, the first, hydraulic cylinder, piston rod, lifter, waters package, support post of removal flatcar, and concrete structure is as follows:

2. The automatic quantitative casting machine for precision investment casting according to claim 1 wherein the first mobile platform engages the corresponding main beam via a first bottom roller and the first mobile platform reciprocates on the main beam via the first roller.

3. The automatic quantitative casting machine for precision investment casting according to claim 1, wherein two movable platform cars are mounted at two ends of two main beams, the movable platform cars are matched with corresponding travelling beams through two rollers at the bottom, and the main beams reciprocate on the travelling beams through the movable platform cars.

4. The automatic quantitative casting machine for precision investment casting according to claim 1, wherein the connecting rod is a double-layer structure of an inner connecting rod and an outer connecting rod, the inner connecting rod penetrates through the outer connecting rod, the inner connecting rod and the outer connecting rod are on the same horizontal axis, the outer connecting rod and the inner connecting rod are coaxially connected through a bearing, the center position of the outer connecting rod is fixedly connected with the lower end of the lifting rod in a vertical mode, one end of the inner connecting rod is connected with the operating platform through a chain rotating mechanism, a clamping tool is installed at the other end of the inner connecting rod and corresponds to a casting ladle, and the casting ladle is clamped through the clamping tool.

5. The automatic quantitative casting machine for precision investment casting according to claim 4, wherein the chain rotation mechanism is composed of an upper chain wheel, a lower chain wheel and a chain, the upper chain wheel and the lower chain wheel which are arranged up and down are connected through chain transmission, the upper chain wheel is connected with one side of the lath-shaped operating platform through a fixed shaft, and the lower chain wheel corresponds to and is fixedly connected with one end of the inner layer connecting rod.

6. The automatic quantitative casting machine for precision investment casting according to claim 5, wherein the other side of the operating platform is fixedly connected with a handle of the operating platform, the operating platform drives the inner connecting rod to rotate around the central axis direction through the chain wheel rotating mechanism, and further drives the casting ladle to tilt through the fixture.

7. The automatic quantitative casting machine for precision investment casting according to claim 6 wherein a protective partition is provided between the operation table and the inner layer connecting rod, and a locking buckle is provided on the other side of the operation table.

8. The automatic quantitative casting machine for precision investment casting according to claim 4, further comprising a weighing device, wherein the weighing device is composed of a weight sensor and an electronic display screen, the weight sensor is arranged at the joint of the lifting rod and the outer layer connecting rod, and the weight sensor is connected with the electronic display screen through a line.