阅读说明：本技术 一种自动翻砂铸造机 (Automatic foundry casting machine ) 是由 郝芮一 于 2020-06-26 设计创作，主要内容包括：本发明涉及翻砂铸造设备技术领域,具体是涉及一种自动翻砂铸造机,包括有送料机构、型砂注入机构、压制机构、平整机构、脚料清理机构、夹紧机构、升降机构和翻转机构,型砂注入机构、压制机构、平整机构、脚料清理机构和升降机构按顺序沿送料机构的工作方向排列,平整机构和脚料清理机构分别安装于送料机构的两侧,翻转机构安装于升级机构的工作端,夹紧机构安装于翻转机构的工作端,该技术方案可以集合、注入、挤压、平整、清理和出模为一体的自动化设备,大大节省了人工成本,并且产品的质量得以统一。(The invention relates to the technical field of foundry casting equipment, in particular to an automatic foundry casting machine which comprises a feeding mechanism, a molding sand injection mechanism, a pressing mechanism, a leveling mechanism, a leftover material cleaning mechanism, a clamping mechanism, a lifting mechanism and a turnover mechanism, wherein the molding sand injection mechanism, the pressing mechanism, the leveling mechanism, the leftover material cleaning mechanism and the lifting mechanism are sequentially arranged along the working direction of the feeding mechanism, the leveling mechanism and the leftover material cleaning mechanism are respectively arranged at two sides of the feeding mechanism, the turnover mechanism is arranged at the working end of the upgrading mechanism, and the clamping mechanism is arranged at the working end of the turnover mechanism.)

1. An automatic foundry casting machine is characterized by comprising a feeding mechanism (1), a molding sand injection mechanism (2), a pressing mechanism (3), a leveling mechanism (4), a leftover material cleaning mechanism (5), a clamping mechanism (6), a lifting mechanism (7) and a turnover mechanism (8);

the molding sand injection mechanism (2), the pressing mechanism (3), the leveling mechanism (4), the leftover cleaning mechanism (5) and the lifting mechanism (7) are sequentially arranged along the working direction of the feeding mechanism (1), the leveling mechanism (4) and the leftover cleaning mechanism (5) are respectively installed on two sides of the feeding mechanism (1), the turnover mechanism (8) is installed at the working end of the upgrading mechanism, and the clamping mechanism (6) is installed at the working end of the turnover mechanism (8).

2. The automatic foundry casting machine according to claim 1, characterized in that the pressing mechanism (3) comprises a pressing bracket (3 a), a first air cylinder (3 b) and a pushing plate (3 c), the pressing bracket (3 a) crosses both sides of the feeding mechanism (1), the first air cylinder (3 b) is installed on the pressing bracket (3 a), the pushing plate (3 c) is located at the output end of the first air cylinder (3 b), the pushing plate (3 c) is connected with the output end of the first air cylinder (3 b), a guide rod (3 c 1) is arranged at the top of the pushing plate (3 c), the guide rod (3 c 1) penetrates through the pressing bracket (3 a), and the guide rod (3 c 1) is connected with the pressing bracket (3 a) in a sliding manner.

3. The machine according to claim 1, characterized in that the levelling means (4) comprises a longitudinal carriage (4 a), a linear actuator (4 b), a scraper (4 c) and a seesaw lifting assembly (4 d), the longitudinal carriage (4 a) being mounted on one side of the feeder (1), the seesaw lifting assembly (4 d) being mounted on the longitudinal carriage (4 a), and the operating end of the seesaw lifting assembly (4 d) being slidably connected to the longitudinal carriage (4 a), the linear actuator (4 b) being mounted on the operating end of the seesaw lifting assembly (4 d), the scraper (4 c) being mounted on the operating end of the linear actuator (4 b).

4. An automatic foundry casting machine according to claim 3, characterized in that the seesaw lifting assembly (4 d) comprises a sliding plate (4 d 1), a short rod (4 d 2), a linkage rod (4 d 3) and a second cylinder (4 d 4), one end of the sliding plate (4 d 1) is slidably connected with the longitudinal sliding frame (4 a), the linkage rod (4 d 3) is mounted on the top of the longitudinal sliding frame (4 a) and is rotatably connected with the longitudinal sliding frame (4 a), the joint of the linkage rod (4 d 3) and the longitudinal sliding frame (4 a) is taken as a boundary line to be divided into an output section and a stress section, the length of the output section is longer than that of the stress section, two ends of the short rod (4 d 2) are respectively hinged with the top of the sliding plate (4 d 1) and the output section of the linkage rod (4 d 3), the second air cylinder (4 d 4) is arranged on the longitudinal sliding frame (4 a), and the output end of the second cylinder (4 d 4) is connected with the stressed section of the linkage rod (4 d 3).

5. The automatic foundry casting machine according to claim 1, characterized in that the leftover material cleaning mechanism (5) comprises a material receiving head (5 a), a cross-shaped through pipe (5 b), a material receiving box (5 c), a filter screen (5 d), an air source mechanism (5 e) and a spraying mechanism (5 f), the material receiving head (5 a) is installed on one side of the feeding mechanism (1), the feeding end of the material receiving head (5 a) faces the working end of the leveling mechanism (4), the cross-shaped through pipe (5 b) is divided into a feeding port, a discharging port, a water mist port and a ventilation port, the discharging end of the material receiving head (5 a) is connected with the feeding port of the cross-shaped through pipe (5 b) through a pipeline, the output end of the spraying mechanism (5 f) is connected with the water mist port of the cross-shaped through pipe (5 b), the feeding port of the material receiving box (5 c) is connected with the discharging port of the cross-shaped through pipe (5 b), the air source mechanism (5 e) is installed on the ventilation port of, the filter screen (5 d) is arranged at the vent in the cross-shaped through pipe (5 b).

6. The automatic foundry casting machine according to claim 5, characterized in that the air source mechanism (5 e) comprises an air pipe (5 e 1), a first servo motor (5 e 2) and fan blades (5 e 3), one end of the air pipe (5 e 1) is open, the other end of the air pipe is hollow, the opening of the air pipe (5 e 1) is installed at the vent of the cross pipe (5 b), the output end of the first servo motor (5 e 2) is installed at the hollow of the air pipe (5 e 1), the fan blades (5 e 3) are located in the air pipe (5 e 1), and the fan blades (5 e 3) are connected with the output end of the first servo motor (5 e 2).

7. The automatic foundry casting machine according to claim 5, characterized in that the spraying mechanism (5 f) comprises a water storage tank (5 f 1), a water pump (5 f 2), a water supply pipe (5 f 3) and a spray head (5 f 4), the spray head (5 f 4) is installed at a water mist opening of the cross pipe (5 b), the water pump (5 f 2) is installed on the water storage tank (5 f 1), and two ends of the water supply pipe (5 f 3) are respectively connected with the spray head (5 f 4) and the water pump (5 f 2).

8. The automatic foundry casting machine according to claim 1, characterized in that the clamping mechanism (6) comprises a sliding seat (6 a), a wide finger cylinder (6 b), a first cartridge assembly (6 c), a second cartridge assembly (6 d) and a spring (6 e), the first cartridge assembly (6 c) and the second cartridge assembly (6 d) are mounted on the sliding seat (6 a), the wide finger cylinder (6 b) is mounted on the sliding seat (6 a), two working ends of the wide finger cylinder (6 b) are respectively connected with the stress ends of the first chuck component (6 c) and the second chuck component (6 d), two springs (6 e) are provided, the two springs (6 e) are both arranged on the sliding seat (6 a), and two springs (6 e) are respectively abutted against the first jaw assembly (6 c) and the second jaw assembly (6 d).

9. The automatic foundry casting machine according to claim 8, characterized in that the first and second jaw assemblies (6 c, 6 d) are identical in structure, the first jaw assembly (6 c) comprises a connecting plate (6 c 1), a rotating rod (6 c 2), a pressure plate (6 c 3) and a torsion spring (6 c 4), one end of the connecting plate (6 c 1) is slidably connected with a sliding seat (6 a), the pressure plate (6 c 3) is rotatably connected with the connecting plate (6 c 1) through the rotating rod (6 c 2), the torsion spring (6 c 4) is mounted on the rotating rod (6 c 2), and two ends of the torsion spring (6 c 4) are respectively abutted against the sliding seat (6 a) and the pressure plate (6 c 3).

10. The automatic foundry casting machine according to claim 1, characterized in that the turnover mechanism (8) comprises a turnover base (8 a), a connecting rod (8 b), a driving rod (8 c), a third servo motor (8 d) and a coupling (8 e), the driving rod (8 c) is rotatably installed on the turnover base (8 a), the third servo motor (8 d) is installed on the turnover base (8 a), the output end of the third servo motor (8 d) is connected with the driving rod (8 c) through the coupling (8 e), one end of the connecting rod (8 b) is fixedly connected with the driving rod (8 c), and the other end of the connecting rod (8 b) is connected with the stressed end of the clamping mechanism (6).

Technical Field

The invention relates to the technical field of foundry casting equipment, in particular to an automatic foundry casting machine.

Background

When in sand casting, the lower half mould is firstly placed on a flat plate, a sand box is filled with molding sand to be compacted and stricken off, the lower mould is completely cast, the cast sand mould is overturned for 180 degrees, the upper half mould is placed, a parting agent is scattered, a sand box is placed, the molding sand is filled, compacted and stricken off, an upper sand box is overturned for 180 degrees, the upper and lower half moulds are respectively taken out, the upper mould is overturned for 180 degrees and the lower mould is combined, the sand mould is completely cast, and pouring is waited. The process is commonly called as 'sand casting';

the founding is a production method for pouring molten metal into a cavity of a casting mold, and obtaining a product after cooling and solidification. In the automobile manufacturing process, cast iron is adopted to manufacture a blank, and the blank comprises a plurality of parts which account for about 60% of the weight of the whole automobile, such as a cylinder body, a transmission box body, a steering gear shell, a rear axle shell, a brake drum, various supports and the like. Sand molds are commonly used in the manufacture of iron castings. The raw material of the sand mould is mainly sand, and is mixed with binder, water and the like. The sand mold material must have a certain adhesive strength so as to be molded into a desired shape and to be resistant to the washing by the high-temperature molten iron without collapsing. In order to mold a cavity in the sand mold that conforms to the shape of the casting, a pattern, called a wood pattern, must first be made of wood. The volume of the hot molten iron is reduced after the hot molten iron is cooled, so that the size of the wood mold needs to be increased on the basis of the original size of a casting according to the shrinkage rate, and the surface needing to be cut is correspondingly thickened. Hollow castings require the production of sand cores and corresponding core wood molds (core boxes). With the wood mold, the cavity sand mold can be copied;

the traditional sand casting process is mostly finished manually, the physical requirement of personnel is high, and the quality of cost is difficult to unify, so that an automatic sand casting machine is provided, and can be integrated with automatic equipment comprising injection, extrusion, leveling, cleaning and demolding, so that the labor cost is greatly saved, and the quality of products is unified.

Disclosure of Invention

The technical problem to be solved by the invention is to provide an automatic foundry casting machine, and the technical scheme can be used for integrating, injecting, extruding, leveling, cleaning and demolding into an integrated automatic device, so that the labor cost is greatly saved, and the quality of products is unified.

In order to solve the technical problems, the invention provides the following technical scheme:

the automatic foundry casting machine comprises a feeding mechanism, a molding sand injection mechanism, a pressing mechanism, a leveling mechanism, a leftover material cleaning mechanism, a clamping mechanism, a lifting mechanism and a turnover mechanism;

the molding sand injection mechanism, the pressing mechanism, the leveling mechanism, the leftover material cleaning mechanism and the lifting mechanism are sequentially arranged along the working direction of the feeding mechanism, the leveling mechanism and the leftover material cleaning mechanism are respectively installed on two sides of the feeding mechanism, the turnover mechanism is installed at the working end of the upgrading mechanism, and the clamping mechanism is installed at the working end of the turnover mechanism.

Preferably, the pressing mechanism comprises a pressing support, a first air cylinder and a pushing plate, the pressing support spans two sides of the feeding mechanism, the first air cylinder is mounted on the pressing support, the pushing plate is located at the output end of the first air cylinder and is connected with the output end of the first air cylinder, a guide rod is arranged at the top of the pushing plate, the guide rod penetrates through the pressing support, and the guide rod is slidably connected with the pressing support.

Preferably, the leveling mechanism comprises a longitudinal sliding frame, a linear driver, a scraping plate and a seesaw lifting assembly, the longitudinal sliding frame is installed on one side of the feeding mechanism, the seesaw lifting assembly is installed on the longitudinal sliding frame, the working end of the seesaw lifting assembly is connected with the longitudinal sliding frame in a sliding mode, the linear driver is installed at the working end of the seesaw lifting assembly, and the scraping plate is installed at the working end of the linear driver.

Preferably, seesaw rising and falling subassembly is including the sliding plate, the quarter butt, trace and second cylinder, the one end and the vertical carriage sliding connection of sliding plate, the trace is installed in the top and rotatable coupling with vertical carriage, divide into output section and stress section for the boundary line with the junction of trace and vertical carriage, the output section length is longer than the stress section, the both ends of quarter butt are articulated in the output section of the top of sliding plate and trace respectively, the second cylinder is installed in vertical carriage, and the output of second cylinder is connected with the stress section of trace.

Preferably, leftover material clearance mechanism is including receiving the stub bar, the cross siphunculus, receive the workbin, the filter screen, wind regime mechanism and spraying mechanism, receive the stub bar and install in one side of feeding mechanism, and the feed end of receiving the stub bar is towards the work end of leveling mechanism, the cross siphunculus divide into the feed inlet, the discharge gate, water smoke mouth and vent, the discharge end of receiving the stub bar passes through the pipeline and is connected with the feed inlet of cross siphunculus, the output of spraying mechanism is connected with the water smoke mouth of cross siphunculus, the feed inlet of receiving the workbin is connected with the discharge gate of cross siphunculus, wind regime mechanism installs in the vent of cross siphunculus, the filter screen.

Preferably, the wind regime mechanism is including tuber pipe, first servo motor and flabellum, the one end opening of tuber pipe, one end fretwork, and the opening part of tuber pipe is installed in the vent department of cross siphunculus, and the fretwork department in the tuber pipe is installed to first servo motor's output, and the flabellum is located the tuber pipe to the flabellum is connected with first servo motor's output.

Preferably, the spraying mechanism comprises a water storage tank, a water pump, a water supply pipe and a nozzle, the nozzle is installed at a water spray opening of the cross-shaped through pipe, the water pump is installed on the water storage tank, and two ends of the water supply pipe are respectively connected with the nozzle and the water pump.

Preferably, clamping mechanism is including sliding seat, broad finger cylinder, first cartridge subassembly, second cartridge subassembly and spring, and first cartridge subassembly and second cartridge subassembly are all installed on the sliding seat, and broad finger cylinder installs on the sliding seat to two work ends of broad finger cylinder are connected with the atress end of first cartridge subassembly and second cartridge subassembly respectively, and the spring has two, and two springs are all installed on the sliding seat, and two springs are contradicted first cartridge subassembly and second cartridge subassembly respectively.

Preferably, the structure of first cartridge spare and second cartridge spare is unanimous, and first cartridge spare is including connecting plate, dwang, clamp plate and torsional spring, the one end sliding seat sliding connection of connecting plate, and the clamp plate passes through dwang and connecting plate rotatable coupling, and the torsional spring is installed on the dwang to the both ends of torsional spring are contradicted in sliding seat and clamp plate respectively.

Preferably, the turnover mechanism comprises a turnover base, a connecting rod, a driving rod, a third servo motor and a coupler, the driving rod is rotatably mounted on the turnover base, the third servo motor is mounted on the turnover base, the output end of the third servo motor is connected with the driving rod through the coupler, one end of the connecting rod is fixedly connected with the driving rod, and the other end of the connecting rod is connected with the stress end of the clamping mechanism.

Compared with the prior art, the invention has the beneficial effects that: the processing of the foundry sand needs to be carried out through a die holder and a leak-proof plate, the die holder is used for containing molding sand and shaping the molding sand, in the traditional process, the molding sand needs to be injected into the die holder in the first step, the molding sand in the die holder is tightly pressed and shaped in the second step, redundant molding sand at a feed inlet and a discharge outlet of the die holder is scraped in the third step, the leak-proof plate covers the feed inlet and the discharge outlet of the die holder in the fourth step, then the die holder and the leak-proof plate are turned over wholly, the die holder is lifted in the fifth step, a molding sand model formed in the die holder is arranged on the top of the leak-proof plate, various required procedures are embodied through the description of the traditional process, the equipment starts to work, a plurality of blocking mechanisms are arranged on a feeding mechanism to be described, the blocking mechanisms are arranged at each procedure, the die holder is ensured to be positioned at the working, the feeding mechanism starts to work, the feeding mechanism drives the die holder to reach the working end of the molding sand injection mechanism, then the molding sand injection mechanism starts to work, the molding sand injection mechanism injects molding sand into the die holder, then the feeding mechanism continues to work, the second step of the feeding mechanism drives the die holder filled with the molding sand to move to the working end of the pressing mechanism, the pressing mechanism starts to work, the working end of the pressing mechanism presses and compacts the molding sand in the die holder to form the molding sand, then the feeding mechanism continues to work, the third step of the feeding mechanism drives the die holder to move to the working end of the leveling mechanism, the leveling mechanism starts to work, the working end of the leveling mechanism starts to descend and starts to scrape redundant molding sand towards the working end of the foot material cleaning mechanism along the inlet and outlet of the die holder, then the foot material cleaning mechanism starts to work, the working end of the foot material cleaning mechanism sucks away the scraped molding sand, and the feeding mechanism starts to, fourthly, until the feeding mechanism drives the die holder to reach the working end of the clamping mechanism, a worker places the leak-proof plate at a material inlet and a material outlet of the die holder, the lifting mechanism drives the clamping mechanism to be close to the die holder, the clamping mechanism starts to work, the clamping mechanism clamps the die holder and the leak-proof plate, then the turnover mechanism starts to work, the working end of the turnover mechanism drives the die holder to turn over to a working table at the other position through the clamping mechanism, then the worker presses the leak-proof plate, the turnover mechanism drives the die holder to reset through the clamping mechanism, the leak-proof plate is left on the working table, and the molded molding sand in the die holder falls on;

through the setting of this equipment, can assemble, pour into, extrude, level, clear up and demolding automation equipment as an organic whole, saved the cost of labor greatly to the quality of product can be unified.

Drawings

FIG. 1 is a schematic perspective view of an automatic foundry machine according to the present invention;

FIG. 2 is a schematic perspective view of a pressing mechanism of an automatic foundry machine according to the present invention;

FIG. 3 is a schematic perspective view of a leveling mechanism of an automatic foundry machine according to the present invention;

FIG. 4 is a schematic perspective view of a leveling mechanism of an automatic foundry machine according to the present invention;

FIG. 5 is a schematic perspective view of a heel cleaning mechanism of an automatic foundry machine according to the present invention in a cross-shaped tube perspective state;

FIG. 6 is a schematic perspective view of a mechanism for cleaning the leftover bits of an automatic foundry machine according to the present invention;

FIG. 7 is a schematic perspective view of an air source mechanism of an automatic foundry machine according to the present invention;

FIG. 8 is a schematic perspective view of the clamping mechanism, the tilting mechanism and the lifting mechanism of the automatic foundry machine according to the present invention;

FIG. 9 is an enlarged view taken at A of FIG. 8 in accordance with the present invention;

fig. 10 is a schematic perspective view of a clamping mechanism of an automatic foundry casting machine according to the present invention.

The reference numbers in the figures are:

1. a feeding mechanism;

2. a molding sand injection mechanism;

3. a pressing mechanism; 3a, pressing the bracket; 3b, a first cylinder; 3c, pushing the plate; 3c1, guide bar;

4. a leveling mechanism; 4a, a longitudinal sliding frame; 4b, a linear driver; 4c, a scraper; 4d, a seesaw lifting component; 4d1, a slide plate; 4d2, short bar; 4d3, linkage; 4d4, second cylinder;

5. a leftover material cleaning mechanism; 5a, a material receiving head; 5b, a cross-shaped through pipe; 5c, receiving a material box; 5d, filtering by using a filter screen; 5e, an air source mechanism; 5e1, air duct; 5e2, a first servo motor; 5e3, fan blades; 5f, a spraying mechanism; 5f1, a water storage tank; 5f2, water pump; 5f3, a water supply pipe; 5f4, spray head;

6. a clamping mechanism; 6a, a sliding seat; 6b, a wide finger cylinder; 6c, a first chuck component; 6c1, connecting plate; 6c2, rotating rod; 6c3, platen; 6c4, torsion spring; 6d, a second chuck component; 6e, a spring;

7. a lifting mechanism;

8. a turnover mechanism; 8a, turning over the base; 8b, a connecting rod; 8c, a driving rod; 8d, a third servo motor; 8e, a coupler;

9. a die holder; 9a, a leak-proof plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 10, an automatic foundry casting machine includes a feeding mechanism 1, a molding sand injecting mechanism 2, a pressing mechanism 3, a leveling mechanism 4, a leftover material cleaning mechanism 5, a clamping mechanism 6, a lifting mechanism 7 and a turnover mechanism 8;

the molding sand injection mechanism 2, the pressing mechanism 3, the leveling mechanism 4, the leftover material cleaning mechanism 5 and the lifting mechanism 7 are sequentially arranged along the working direction of the feeding mechanism 1, the leveling mechanism 4 and the leftover material cleaning mechanism 5 are respectively arranged at two sides of the feeding mechanism 1, the turnover mechanism 8 is arranged at the working end of the upgrading mechanism, and the clamping mechanism 6 is arranged at the working end of the turnover mechanism 8;

the processing of the foundry sand needs to be carried out through a die holder 9 and a leak-proof plate 9a, the die holder 9 is used for containing molding sand and shaping the molding sand, in the traditional process, the molding sand needs to be injected into the die holder 9 in the first step, the molding sand in the die holder 9 is pressed tightly to be shaped in the second step, the excessive molding sand at the material inlet and outlet of the die holder 9 is scraped in the third step, the leak-proof plate 9a covers the material inlet and outlet of the die holder 9 in the fourth step, then the die holder 9 and the leak-proof plate 9a are turned over wholly, the die holder 9 is lifted in the fifth step, a molding sand model formed in the die holder 9 is arranged at the top of the leak-proof plate 9a, the required various processes are reflected through the description of the traditional process, at the moment, the equipment starts to work, the feeding mechanism 1 is provided with a plurality of blocking mechanisms which are required to be described, the blocking mechanisms are, firstly, the die holder 9 is placed at the working end of the feeding mechanism 1, the feeding mechanism 1 starts to work, the feeding mechanism 1 drives the die holder 9 to reach the working end of the molding sand injection mechanism 2, then the molding sand injection mechanism 2 starts to work, the molding sand injection mechanism 2 injects the molding sand into the die holder 9, then the feeding mechanism 1 continues to work, the feeding mechanism 1 drives the die holder 9 filled with the molding sand to move to the working end of the pressing mechanism 3, the pressing mechanism 3 starts to work, the working end of the pressing mechanism 3 presses and compacts the molding sand in the die holder 9 tightly to form the molding sand, then the feeding mechanism 1 continues to work, the feeding mechanism 1 drives the die holder 9 to move to the working end of the leveling mechanism 4 in the third step, the leveling mechanism 4 starts to work, the working end of the leveling mechanism 4 starts to descend and starts to scrape the redundant molding sand towards the working end of the foot material cleaning mechanism 5 along the inlet and outlet of, then the leftover cleaning mechanism 5 starts to work, the working end of the leftover cleaning mechanism 5 sucks the scraped molding sand away, the feeding mechanism 1 starts to drive the die holder 9 to move again, the fourth step is that the feeding mechanism 1 drives the die holder 9 to reach the working end of the clamping mechanism 6, a worker places the leakage-proof plate 9a at the feed and discharge port of the die holder 9, the lifting mechanism 7 drives the clamping mechanism 6 to be close to the die holder 9, the clamping mechanism 6 starts to work, the clamping mechanism 6 clamps the die holder 9 and the leakage-proof plate 9a tightly, then the turnover mechanism 8 starts to work, the working end of the turnover mechanism 8 drives the die holder 9 to turn over to another working table through the clamping mechanism 6, then, the worker presses the anti-leakage plate 9a, the turnover mechanism 8 drives the die holder 9 to reset through the clamping mechanism 6, the anti-leakage plate 9a is left on the working table, and molding sand formed in the die holder 9 falls on the top of the anti-leakage plate 9 a.

As shown in fig. 2, the pressing mechanism 3 includes a pressing bracket 3a, a first cylinder 3b and a pushing plate 3c, the pressing bracket 3a spans two sides of the feeding mechanism 1, the first cylinder 3b is mounted on the pressing bracket 3a, the pushing plate 3c is located at the output end of the first cylinder 3b, the pushing plate 3c is connected with the output end of the first cylinder 3b, a guide rod 3c1 is arranged at the top of the pushing plate 3c, the guide rod 3c1 penetrates through the pressing bracket 3a, and the guide rod 3c1 is connected with the pressing bracket 3a in a sliding manner;

the pressing mechanism 3 starts to work, the first air cylinder 3b starts to work, the working end of the first air cylinder 3b pushes the pushing plate 3c, the pushing plate 3c moves downwards to the feeding and discharging port of the die holder 9 to press and compact the molding sand in the die holder 9 for molding, and the guide rod 3c1 is used for limiting the moving direction of the pushing plate 3 c.

As shown in fig. 3, the leveling mechanism 4 comprises a longitudinal sliding frame 4a, a linear driver 4b, a scraping plate 4c and a seesaw lifting assembly 4d, wherein the longitudinal sliding frame 4a is arranged at one side of the feeding mechanism 1, the seesaw lifting assembly 4d is arranged on the longitudinal sliding frame 4a, the working end of the seesaw lifting assembly 4d is connected with the longitudinal sliding frame 4a in a sliding manner, the linear driver 4b is arranged at the working end of the seesaw lifting assembly 4d, and the scraping plate 4c is arranged at the working end of the linear driver 4 b;

the leveling mechanism 4 starts to work, the seesaw lifting assembly 4d starts to work, the working end of the seesaw lifting assembly 4d drives the scraper 4c to descend through the linear driver 4b until the scraper 4c moves downwards to the material inlet and outlet of the die holder 9, then the linear driver 4b starts to work, the working end of the linear driver 4b drives the scraper 4c to move, and the scraper 4c starts to scrape the redundant molding sand towards the working end of the leftover cleaning mechanism 5 along the material inlet and outlet of the die holder 9.

As shown in fig. 4, the seesaw lifting assembly 4d includes a sliding plate 4d1, a short rod 4d2, a linkage 4d3 and a second cylinder 4d4, one end of the sliding plate 4d1 is slidably connected to the longitudinal sliding frame 4a, the linkage 4d3 is mounted on the top of the longitudinal sliding frame 4a and rotatably connected to the top of the longitudinal sliding frame 4a, the connection point of the linkage 4d3 and the longitudinal sliding frame 4a is a boundary line to be divided into an output section and a stressed section, the length of the output section is longer than that of the stressed section, two ends of the short rod 4d2 are respectively hinged to the top of the sliding plate 4d1 and the output section of the linkage 4d3, the second cylinder 4d4 is mounted on the longitudinal sliding frame 4a, and the output end of the second cylinder 4d4 is connected to the stressed section of the linkage 4 d;

the seesaw lifting component 4d starts to work, the second air cylinder 4d4 starts to work, the output end of the second air cylinder 4d4 pushes the stressed section of the linkage rod 4d3, the output section of the linkage rod 4d3 drives the sliding plate 4d1 to move downwards along the longitudinal sliding frame 4a through the short rod 4d2, and the sliding plate 4d1 drives the linear driver 4b to move downwards.

As shown in fig. 5, the leftover material cleaning mechanism 5 includes a material receiving head 5a, a cross-shaped through pipe 5b, a material receiving box 5c, a filter screen 5d, an air source mechanism 5e and a spraying mechanism 5f, wherein the material receiving head 5a is installed at one side of the feeding mechanism 1, a feeding end of the material receiving head 5a faces a working end of the leveling mechanism 4, the cross-shaped through pipe 5b is divided into a feeding port, a discharging port, a water mist port and a ventilation port, a discharging end of the material receiving head 5a is connected with the feeding port of the cross-shaped through pipe 5b through a pipeline, an output end of the spraying mechanism 5f is connected with the water mist port of the cross-shaped through pipe 5b, the feeding port of the material receiving box 5c is connected with the discharging port of the cross-shaped through pipe 5b, the air source mechanism 5e is installed at the;

leftover material clearance mechanism 5 begins work, wind regime mechanism 5e is bloied to opposite and cross siphunculus 5b vent, because the effect of air current makes the interior negative pressure that forms of pipeline, receive the molding sand suction after material head 5a will strike off, the interception that receives filter screen 5d in the molding sand reachs cross siphunculus 5b falls into the blanking incasement by cross siphunculus 5 b's discharge gate, because in order to accelerate the whereabouts of molding sand, spraying mechanism 5f begins work, spraying mechanism 5f will be to a small amount of water smoke of molding sand blowout in the cross siphunculus 5b, the water smoke has been attached to the whereabouts of molding sand down soon.

As shown in fig. 7, the air source mechanism 5e includes an air duct 5e1, a first servo motor 5e2 and a fan blade 5e3, one end of the air duct 5e1 is open, and the other end is hollow, the opening of the air duct 5e1 is installed at the vent of the cross-shaped duct 5b, the output end of the first servo motor 5e2 is installed at the hollow of the air duct 5e1, the fan blade 5e3 is located in the air duct 5e1, and the fan blade 5e3 is connected with the output end of the first servo motor 5e 2;

the air source mechanism 5e starts to work, the output end of the first servo motor 5e2 drives the fan blade 5e3 to rotate, the fan blade 5e3 blows air to the opposite direction and the ventilation opening of the cross-shaped through pipe 5b, and the air pipe 5e1 is used for supporting and forming an air channel.

As shown in fig. 6, the spraying mechanism 5f comprises a water storage tank 5f1, a water pump 5f2, a water supply pipe 5f3 and a nozzle 5f4, wherein the nozzle 5f4 is mounted at the water mist opening of the cross pipe 5b, the water pump 5f2 is mounted on the water storage tank 5f1, and two ends of the water supply pipe 5f3 are respectively connected with the nozzle 5f4 and the water pump 5f 2;

when the spraying mechanism 5f starts to operate, the water pump 5f2 delivers the water in the water storage tank 5f1 to the nozzle 5f4 through the water delivery pipe 5f3, and the nozzle 5f4 sprays a small amount of water mist to the molding sand in the cross pipe 5 b.

As shown in fig. 8, the clamping mechanism 6 includes a sliding seat 6a, a wide finger cylinder 6b, a first chuck assembly 6c, a second chuck assembly 6d and springs 6e, the first chuck assembly 6c and the second chuck assembly 6d are both mounted on the sliding seat 6a, the wide finger cylinder 6b is mounted on the sliding seat 6a, two working ends of the wide finger cylinder 6b are respectively connected with the stressed ends of the first chuck assembly 6c and the second chuck assembly 6d, two springs 6e are provided, two springs 6e are both mounted on the sliding seat 6a, and two springs 6e respectively abut against the first chuck assembly 6c and the second chuck assembly 6 d;

the clamping mechanism 6 starts to work, the two working ends of the wide finger cylinder 6b simultaneously drive the first chuck component 6c and the second chuck component 6d to mutually approach to clamp the die holder 9 and the leakage-proof plate 9a, the sliding seat 6a is used for fixing and supporting, and the spring 6e is used for pushing.

As shown in fig. 10, the first jaw assembly 6c and the second jaw assembly 6d have the same structure, the first jaw assembly 6c includes a connecting plate 6c1, a rotating rod 6c2, a pressing plate 6c3 and a torsion spring 6c4, one end of the connecting plate 6c1 is slidably connected with a sliding seat 6a, the pressing plate 6c3 is rotatably connected with the connecting plate 6c1 through the rotating rod 6c2, the torsion spring 6c4 is mounted on the rotating rod 6c2, and two ends of the torsion spring 6c4 respectively abut against the sliding seat 6a and the pressing plate 6c 3;

the staff places leak protection board 9a in the business turn over material mouth of die holder 9, elevating system 7 drives clamping mechanism 6 and is close to die holder 9 department, through the business turn over material mouth of two clamp plates 6c3 with leak protection board 9a suppression and die holder 9, clamp plate 6c3 passes through torsional spring 6c4 application of force, two connecting plates 6c1 press tightly die holder 9, the work end of tilting mechanism 8 drives die holder 9 through clamping mechanism 6 and overturns to the table of another department, then the staff presses leak protection board 9a, tilting mechanism 8 drives die holder 9 through clamping mechanism 6 and resets, two clamp plates 6c3 are pulled open, leak protection board 9a keeps somewhere on the table, the fashioned molding sand in the die holder 9 falls to leak protection board 9a top.

As shown in fig. 9, the turnover mechanism 8 includes a turnover base 8a, a connecting rod 8b, a driving rod 8c, a third servo motor 8d and a coupling 8e, the driving rod 8c is rotatably mounted on the turnover base 8a, the third servo motor 8d is mounted on the turnover base 8a, an output end of the third servo motor 8d is connected with the driving rod 8c through the coupling 8e, one end of the connecting rod 8b is fixedly connected with the driving rod 8c, and the other end of the connecting rod 8b is connected with a stressed end of the clamping mechanism 6;

turnover mechanism 8 begins work, and the output of third servo motor 8d drives actuating lever 8c through shaft coupling 8e and rotates, and actuating lever 8c drives connecting rod 8b and rotates the upset, and connecting rod 8b drives clamping mechanism 6 and overturns, and upset base 8a is used for the fixed stay.

The working principle of the invention is as follows: the processing of the foundry sand needs to be carried out through a die holder 9 and a leak-proof plate 9a, the die holder 9 is used for containing molding sand and shaping the molding sand, in the traditional process, the molding sand needs to be injected into the die holder 9 in the first step, the molding sand in the die holder 9 is pressed tightly to be shaped in the second step, the excessive molding sand at the material inlet and outlet of the die holder 9 is scraped in the third step, the leak-proof plate 9a covers the material inlet and outlet of the die holder 9 in the fourth step, then the die holder 9 and the leak-proof plate 9a are turned over wholly, the die holder 9 is lifted in the fifth step, a molding sand model formed in the die holder 9 is arranged at the top of the leak-proof plate 9a, the required various processes are reflected through the description of the traditional process, at the moment, the equipment starts to work, the feeding mechanism 1 is provided with a plurality of blocking mechanisms which are required to be described, the blocking mechanisms are, firstly, the die holder 9 is placed at the working end of the feeding mechanism 1, the feeding mechanism 1 starts to work, the feeding mechanism 1 drives the die holder 9 to reach the working end of the molding sand injection mechanism 2, then the molding sand injection mechanism 2 starts to work, the molding sand injection mechanism 2 injects the molding sand into the die holder 9, then the feeding mechanism 1 continues to work, the feeding mechanism 1 drives the die holder 9 filled with the molding sand to move to the working end of the pressing mechanism 3, the pressing mechanism 3 starts to work, the first air cylinder 3b starts to work, the working end of the first air cylinder 3b pushes the pushing plate 3c, the pushing plate 3c moves downwards to the feeding and discharging port of the die holder 9 to tightly press the molding sand in the die holder 9 to be molded, then the feeding mechanism 1 continues to work, the feeding mechanism 1 drives the die holder 9 to move to the working end of the leveling mechanism 4, the leveling mechanism 4 starts to work, and the lifting and lifting seesaw assembly 4d, the working end of the seesaw lifting assembly 4d drives the scraper 4c to descend through the linear driver 4b until the scraper 4c moves downwards to the feeding and discharging port of the die holder 9, then the linear driver 4b starts working, the working end of the linear driver 4b drives the scraper 4c to move, the scraper 4c starts to scrape redundant molding sand along the feeding and discharging port of the die holder 9 towards the working end of the leftover cleaning mechanism 5, then the leftover cleaning mechanism 5 starts working, the air source mechanism 5e blows air to the ventilation port opposite to the cross-shaped through pipe 5b, negative pressure is formed in the pipeline due to the action of air flow, the material receiving head 5a sucks the scraped molding sand, and the molding sand is intercepted by the filter screen 5d until the molding sand reaches the cross-shaped through pipe 5b and falls into the blanking box through the discharging port of the cross-shaped through pipe 5b, because in order to accelerate the falling of the molding sand, the spraying mechanism 5f starts to work, the spraying mechanism 5f sprays a small amount of water mist to the molding sand in the cross-shaped through pipe 5b, the water mist is attached to the lower part of the molding sand to accelerate the falling of the molding sand, the feeding mechanism 1 starts to drive the die holder 9 to move again, the fourth step is that the feeding mechanism 1 drives the die holder 9 to reach the working end of the clamping mechanism 6, a worker places the leakage-proof plate 9a at the feed and discharge port of the die holder 9, the lifting mechanism 7 drives the clamping mechanism 6 to be close to the feed and discharge port of the die holder 9, the pressure plate 6c3 applies force through the torsion spring 6c4, the two connecting plates 6c1 clamp the die holder 9 tightly, and then the turnover mechanism 8 starts to work, the working end of turnover mechanism 8 drives die holder 9 through clamping mechanism 6 and overturns to the table of another department, then the staff presses leak protection board 9a, and turnover mechanism 8 drives die holder 9 through clamping mechanism 6 and resets, and two clamp plates 6c3 are pulled open, and leak protection board 9a is kept somewhere on the table, and the fashioned molding sand in the die holder 9 falls to leak protection board 9a top.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.