CN113199773B

CN113199773B - Forming device of valve body anticorrosive film

Info

Publication number: CN113199773B
Application number: CN202110261275.0A
Authority: CN
Inventors: 方福永; 方众杰
Original assignee: Zhejiang Lierduo Valve Co ltd
Current assignee: Zhejiang Lierduo Valve Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2022-07-08
Anticipated expiration: 2041-03-10
Also published as: CN113199773A

Abstract

The utility model relates to a forming device of valve body anticorrosive coating relates to the technical field of valve production, it includes fritting furnace and hydraulic press, be provided with the workstation between fritting furnace and the hydraulic press, feeding mechanism has set gradually on the workstation, conveying mechanism and grabbing material mechanism, conveying mechanism includes conveyer belt and a plurality of the thing board of putting that sets up on the material area of conveyer belt, a plurality of circumference direction evenly distributed who puts the material area of thing board along the conveyer belt, every is put and all is provided with the holder that is used for carrying out the position to the valve body and injects on the thing board. The components such as the valve body in the sintering furnace are taken out by the feeding mechanism, the components such as the valve body are independently placed on the corresponding object placing plate, the components such as the valve body are transported by the conveyor belt, the components such as the valve body on the object placing plate are grabbed to the hydraulic machine by the grabbing mechanism, automatic carrying operation in the production process of the valve body anticorrosive film is achieved, the workload of production personnel can be reduced, and the production efficiency can be improved.

Description

Forming device of valve body anticorrosive film

Technical Field

The application relates to the field of valve production, in particular to a forming device for a valve body anticorrosive film.

Background

Valves are accessories for opening and closing pipelines, controlling flow direction, regulating and controlling parameters of the conveying medium, and can be divided into shut-off valves, check valves, regulating valves, and the like. In order to increase the corrosion resistance of the valve, a layer of fluoroplastic anticorrosive film is formed on the inner wall of the valve body made of common carbon steel through thermoplastic molding so as to realize the corrosion resistance of the valve made of common carbon steel, and the valve with the anticorrosive film is also called a fluoroplastic lining valve.

In the related art, when the valve body anticorrosive film is processed, a lower mold cylinder is usually inserted into a lower port of the valve body, an upper mold cylinder is usually inserted into an upper port of the valve body, and then the lower mold cylinder and the upper mold cylinder are respectively fixed with the valve body by using bolts. At the moment, the lower end of the lower die cylinder plugs the lower port of the valve body, the upper end of the upper die cylinder plugs the upper port of the valve body, and a cavity for fluoroplastic thermoplastic molding is formed between the outer wall of the lower die cylinder and the inner wall of the valve body and between the outer wall of the upper die cylinder and the inner wall of the valve body respectively. Meanwhile, a feeding gap is formed at one end, close to each other, of the upper die cylinder and the lower die cylinder, so that the fluoroplastic in a molten state can enter the cavity through the feeding gap. Then, the fluoroplastic is injected into the lower die cylinder through the upper port of the upper die cylinder, and then the forming rod is inserted into the upper die cylinder.

And then, placing the valve body, the upper die cylinder, the lower die cylinder and other components into a sintering furnace, and heating the valve body, the upper die cylinder, the lower die cylinder and other components through the sintering furnace. When the components such as the valve body, the upper die cylinder, the lower die cylinder and the like are heated to a certain temperature, the components such as the valve body, the upper die cylinder, the lower die cylinder and the like are taken out of the sintering furnace through manual work, and the components such as the valve body, the upper die cylinder, the lower die cylinder and the like are conveyed to a hydraulic machine. And then, extruding the forming rod through a piston column of a hydraulic press, so that the fluoroplastic in a molten state in the lower die cylinder enters a cavity through a feeding gap. And after the molten fluoroplastic is cooled and formed, the processing of the valve body anticorrosive film can be realized.

Aiming at the related technology, the components such as the valve body, the upper die cylinder, the lower die cylinder and the like are carried manually, so that the defect of increasing the workload of production personnel exists, and the improvement is needed.

Disclosure of Invention

In order to reduce producers' work burden, this application provides a forming device of valve body anticorrosive coating.

The application provides a forming device of valve body anticorrosive coating adopts following technical scheme:

the utility model provides a forming device of valve body anticorrosive coating, includes fritting furnace and hydraulic press, the fritting furnace with be provided with the workstation between the hydraulic press, set gradually on the workstation: the feeding mechanism is used for taking out the valve body assembly in the sintering furnace; the conveying mechanism comprises a conveying belt and a plurality of object placing plates arranged on the material belt of the conveying belt, the object placing plates are uniformly distributed along the circumferential direction of the material belt of the conveying belt, and each object placing plate is provided with a clamping piece for limiting the position of the valve body; and the grabbing mechanism is used for transporting and grabbing the valve body assembly on the conveying belt onto the hydraulic machine.

Through adopting above-mentioned technical scheme, through utilizing feeding mechanism to independently snatch the valve body in the sintering furnace to corresponding putting the thing board, the rethread conveyer belt transports the valve body subassembly. Then utilize and grab the valve body subassembly on the material mechanism will put the thing board and snatch to the hydraulic press to realize the automatic transport operation in the valve body anticorrosive coating production process. The design can effectively reduce the workload of production personnel and improve the production efficiency. Simultaneously, can carry out the holder that the position was injectd to the valve body through the setting, improve the transportation stability of valve body subassembly to improve forming device's stability in use.

Optionally, a heating cover is arranged on the workbench, the conveyor belt is located in the heating cover, and heating wires are arranged on the inner wall of the heating cover.

Through adopting above-mentioned technical scheme, through setting up the heater strip, can realize the heat preservation ability in the valve body subassembly transportation to make fluoroplastics be in molten state all the time. The design can effectively avoid the fluoroplastic in a molten state from being solidified by cooling, thereby improving the production yield of the valve body anticorrosive film.

Optionally, the clamping member includes two clamping plates respectively horizontally slidably disposed on the corresponding object placing plates, and a driving mechanism for driving the two corresponding clamping plates to approach or move away from each other is disposed in the heating cover.

Through adopting above-mentioned technical scheme, be close to each other through two corresponding grip blocks of actuating mechanism drive to make two grip blocks can carry out the centre gripping to the valve body and fix, and then realize the stability spacing in the valve body subassembly transportation, effectively improve the transportation stability of valve body subassembly.

Optionally, actuating mechanism includes the control and resets the piece, the control include two set up respectively in the actuating lever of the both sides inner wall of heating mantle, the actuating lever is followed the direction of motion of conveyer belt is arranged and is supplied correspondingly the grip block is contradicted, the both ends tip of actuating lever is provided with respectively and supplies correspondingly the drive inclined plane that the grip block was contradicted, it is used for the drive to reset and is located same put two on the thing board the grip block is kept away from each other.

Through adopting above-mentioned technical scheme, drive when the conveyer belt and put thing board and two corresponding grip blocks towards the hydraulic press motion to when two grip blocks contradict with the corresponding drive inclined plane that is close to conveyer belt motion initiating terminal one side respectively, two grip blocks are close to each other under the promotion on corresponding drive inclined plane. When two grip blocks conflict with corresponding actuating lever respectively, two grip blocks can carry out the centre gripping jointly to the valve body fixedly. When the two clamping plates are respectively separated from the corresponding driving inclined planes close to one side of the motion termination end of the conveyor belt, the two clamping plates are far away from each other under the control of the reset piece. Subsequently, grab material mechanism and can take off the valve body subassembly from putting the thing board. Through setting up simple structure, the stable actuating mechanism of drive effect, the quick centre gripping of realization valve body is stable to improve production efficiency. Simultaneously, this control design benefit to the conveyer belt drives the in-process of grip block motion, can realize the automatic centre gripping of valve body and fix. Meanwhile, the two clamping plates move close to each other without using an additional driving source, so that the resource consumption rate can be reduced, and the linkage between each part can be improved.

Optionally, the clamping plate is made of an iron material, and the reset piece is a magnet arranged on each driving inclined surface.

By adopting the technical scheme, when the two clamping plates move towards the hydraulic press and respectively abut against the corresponding driving inclined surfaces close to one side of the motion termination end of the conveyor belt, the magnets on the driving inclined surfaces generate attraction force on the corresponding clamping plates. When the two clamping plates are separated from the corresponding driving inclined planes gradually, the two clamping plates can be separated from each other under the action of the attraction force of the corresponding magnets, so that the two clamping plates are separated from the valve body. Through setting up the spacing stable piece that resets of structure ingenious, drive, realize the quick reset of two grip blocks to further improve production efficiency. Meanwhile, the reset piece does not need to use an additional driving source, so that the resource consumption rate can be further reduced, and the linkage between all the parts can be further improved.

Optionally, the roof of heating mantle is followed the direction of motion of conveyer belt is provided with the bracing piece that supplies the upper end tip of shaping pole to contradict, the bracing piece is close to the one end of conveyer belt motion initiating terminal is provided with the confession the control inclined plane that the shaping pole contradicts.

Through adopting above-mentioned technical scheme, move the valve body subassembly when putting the thing board to when the upper end tip of shaping pole contradicts with the control inclined plane, the shaping pole is vertical downstream under the promotion on control inclined plane. At the moment, the fluoroplastic in a molten state in the lower die cylinder enters the cavity through the feeding gap under the extrusion of the forming rod, so that the preforming operation of the valve body anticorrosive film is realized. This design benefit to make the valve body subassembly carry out the in-process of transporting, can realize the preforming operation of valve body anticorrosive film, effectively save the time that the piston end of follow-up hydraulic press carries out the pressure to the shaping pole, thereby improve production efficiency.

Optionally, the side of hydraulic press is provided with precooling pond and cooling tank, it can with to grab material mechanism valve body assembly on the hydraulic press transports in proper order extremely precooling pond with in the cooling tank, be provided with the mounting bracket in the precooling pond, be provided with the cooling tube on the mounting bracket, the upper end of cooling tube runs through there are a plurality of hole for water spraying, the one end tip of cooling tube with the cooling tank is linked together through the subassembly that draws water, the other end tip is the shutoff form.

Through adopting above-mentioned technical scheme, after the piston end pair shaping pole of hydraulic press accomplished to press, snatch the valve body subassembly on the hydraulic press to the precooling pond in through grabbing material mechanism, then draw water the subassembly and extract the cooling water in the cooling pond to the cooling tube in through pumping. Then, the cold water in the cooling pipe is sprayed out through a plurality of water spraying holes and impacts the valve body assembly, so that the pre-cooling of the valve body assembly is realized. And then, grabbing the valve body assembly into a cooling pool through a grabbing mechanism, and immersing the valve body assembly in cold water, so that the valve body assembly is cooled. This design can realize valve body assembly's twice cooling operation to improve valve body assembly's cooling effect. Meanwhile, the valve body assembly can be precooled, so that when the valve body assembly enters cold water in the cooling pool, the temperature of the valve body assembly is relatively low, the temperature rise of the cold water in the cooling pool is avoided as much as possible, and the cooling capacity of the subsequent cooling pool is ensured. Meanwhile, the water pumping assembly is used for pumping cold water in the cooling pool and precooling the valve body assembly, so that a user can continuously add cold water into the cooling pool, and the cooling capacity of the cooling pool is further ensured. Meanwhile, the reasonable application of cold water can be realized through the design, and the production cost is further saved.

Optionally, the water pumping assembly comprises a water pump arranged in the cooling tank and a water pumping pipe connected with a water outlet of the water pump, and the water pumping pipe is connected with the cooling pipe.

Through adopting above-mentioned technical scheme, through setting up simple structure, the convenient subassembly that draws water of operation, realize the quick extraction of cold water in the cooling bath to improve valve body assembly's cooling efficiency, and then improve production efficiency.

In summary, the present application includes at least one of the following beneficial technical effects:

the valve body in the sintering furnace is independently grabbed to the corresponding object placing plate by the feeding mechanism, the valve body assembly is transported by the conveyor belt, and then the valve body assembly on the object placing plate is grabbed to the hydraulic machine by the grabbing mechanism, so that the automatic carrying operation in the production process of the valve body anticorrosive film is realized, the work load of production personnel can be effectively reduced, and the production efficiency can be improved;

by arranging the heating wires, the heat preservation capability of the valve body assembly in the transportation process can be realized, so that the fluoroplastic can be always in a molten state, the design can effectively prevent the fluoroplastic in the molten state from being solidified by cooling, and the production yield of the valve body anticorrosive film is improved;

through setting up the control inclined plane that can promote the shaping pole downstream for the in-process that the valve body subassembly carried out the transportation can realize the preforming operation of valve body anticorrosive film, effectively saves the time that the piston end of follow-up hydraulic press carried out the pressure to the shaping pole, thereby improves production efficiency.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic view of the internal structure of the heating jacket in the embodiment of the present application.

Fig. 3 is an enlarged schematic view of region a in fig. 2.

Fig. 4 is a schematic diagram of the internal structure of the pre-cooling tank in the embodiment of the present application.

Description of reference numerals: 1. sintering furnace; 2. a hydraulic press; 3. a work table; 4. a feeding mechanism; 41. a first robot arm; 42. a first pneumatic clamping jaw; 5. a conveying mechanism; 51. a conveyor belt; 52. a storage plate; 6. a material grabbing mechanism; 61. a second mechanical arm; 62. a second pneumatic jaw; 7. a pre-cooling pool; 8. a cooling tank; 9. a heating mantle; 10. heating wires; 11. a clamping plate; 12. a drive mechanism; 121. a drive rod; 122. a magnet; 13. a drive ramp; 14. a guide slope; 15. a support bar; 16. controlling the inclined plane; 17. a mounting frame; 18. a cooling tube; 19. a water spray hole; 20. a drain pipe; 21. a water pumping assembly; 211. a water pump; 212. a water pumping pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses forming device of valve body anticorrosive coating. Referring to fig. 1 and 2, the forming device of the valve body anticorrosive film comprises a sintering furnace 1 and a hydraulic press 2, a workbench 3 is arranged between the sintering furnace 1 and the hydraulic press 2, and a feeding mechanism 4, a conveying mechanism 5 and a material grabbing mechanism 6 are sequentially arranged at the upper end of the workbench 3. Meanwhile, the side wall of the hydraulic machine 2 is fixedly connected with a pre-cooling pool 7 and a cooling pool 8 so as to realize cooling of the valve body assembly.

Referring to fig. 1 and 2, the feeding mechanism 4 is used for taking out the valve body assembly in the sintering furnace 1 and grabbing the valve body assembly onto the conveying mechanism 5, and the conveying mechanism 5 is used for moving the valve body assembly to the side of the hydraulic machine 2. The material grabbing mechanism 6 is used for transporting and grabbing the valve body assemblies on the conveying mechanism 5 onto the hydraulic machine 2, and meanwhile, the material grabbing mechanism can also grab the valve body assemblies on the hydraulic machine 2 into the pre-cooling tank 7 and the cooling tank 8 in sequence.

Referring to fig. 1 and 2, the feeding mechanism 4 includes a first robot arm 41 fixedly connected to the upper end surface of the worktable 3, and a first pneumatic clamping jaw 42 is connected to an end portion of the first robot arm 41. The first pneumatic clamping jaw 42 is used for grabbing the valve body assembly in the sintering furnace 1, and the first mechanical arm 41 is used for controlling the first pneumatic clamping jaw 42 to drive the valve body assembly to move so as to realize the rapid transportation of the valve body assembly.

Referring to fig. 1 and 2, a heating cover 9 with an open lower end is fixedly connected to the upper end surface of the worktable 3, and one side of the heating cover 9 close to the sintering furnace 1 and one side of the heating cover 9 close to the hydraulic machine 2 are both open, so that the valve body assembly can pass through the heating cover 9.

Referring to fig. 2 and 3, the inner wall of the heating mantle 9 is provided with heating wires 10 to achieve heat insulating ability during transportation of the valve body assembly.

Referring to fig. 2 and 3, the conveying mechanism 5 includes a conveyor belt 51 provided on an upper end surface of the table 3, and the conveyor belt 51 is located inside the heating mantle 9 to ensure that the valve body assembly can pass through the heating mantle 9. The material belt of the conveyor belt 51 is evenly and fixedly connected with a storage plate 52 for the valve body assembly to be placed along the moving direction of the material belt, so that the valve body assembly is stably supported.

Referring to fig. 2 and 3, a surface of one side of each object placing plate 52, which is away from the belt surface of the conveyor belt 51, is provided with a clamping piece for limiting the position of the valve body, so as to realize stable limitation in the transportation process of the valve body. The holder includes that two horizontal sliding connection respectively are in the grip block 11 on corresponding thing board 52, and two grip blocks 11 that are located on same thing board 52 are used for being close to each other or keeping away from to realize the centre gripping of valve body subassembly or relax. Meanwhile, a driving mechanism 12 for driving the respective two holding plates 11 toward or away from each other is provided in the heating jacket 9.

Referring to fig. 2 and 3, the driving mechanism 12 includes a control member and a reset member, the control member is used for controlling the two clamping plates 11 on the same object placing plate 52 to approach each other, so as to realize the quick clamping and limiting of the valve body. The reset piece is used for driving the two clamping plates 11 on the same object placing plate 52 to be away from each other so as to realize quick release of the valve body.

Referring to fig. 2 and 3, the control member includes two driving rods 121 horizontally and fixedly connected to inner walls of both sides of the heating mantle 9, respectively, and a length direction of the driving rods 121 is parallel to a moving direction of the conveyor belt 51. The direction of movement of the gripper plates 11 is perpendicular to the direction of movement of the strip of conveyor belt 51, and the mutually adjacent end faces of the two drive levers 121 are intended to be abutted by the respective gripper plates 11. When two grip blocks 11 on the same thing board 52 contradict with corresponding actuating lever 121 respectively, two grip blocks 11 are close to each other and carry out the centre gripping spacing to the valve body jointly.

Referring to fig. 2 and 3, driving inclined planes 13 against which the corresponding clamping plates 11 abut are integrally formed at both end portions of the driving rod 121, and meanwhile, guide inclined planes 14 that are engaged with the corresponding driving inclined planes 13 are respectively formed at both end portions of each clamping plate 11, so as to improve a guiding effect of the clamping plates 11.

When the two holding plates 11 respectively abut against the corresponding driving slopes 13 near the side of the movement start end of the conveyor belt 51, the two holding plates 11 can be quickly brought close to each other and abut against the corresponding driving levers 121 by the urging of the corresponding driving slopes 13. When the two holding plates 11 respectively abut against the corresponding driving slopes 13 on the side close to the movement termination end of the conveyor belt 51, the two holding plates 11 can be rapidly separated from each other by the driving of the reset member.

Referring to fig. 2 and 3, the clamping plate 11 is made of a ferrous material, and the reset member is a magnet 122 fixedly embedded on each driving inclined surface 13. When the two gripper plates 11 are gradually separated from the corresponding driving slopes 13 on the side close to the movement termination end of the conveyor belt 51, the two gripper plates 11 can be moved away from each other by the attraction force of the corresponding magnets 122, so that the two gripper plates 11 are separated from the valve body.

Referring to fig. 2 and 3, a supporting rod 15 against which the upper end of the forming rod abuts is fixedly connected to the top wall of the heating cover 9 along the moving direction of the conveyor belt 51, and a control inclined surface 16 against which the forming rod abuts is integrally formed at one end of the supporting rod 15 close to the moving start end of the conveyor belt 51.

When the upper end of the forming rod abuts against the control slope 16, the forming rod is pushed by the control slope 16 to move vertically downward and make the forming rod abut against the support rod 15. At the moment, the fluoroplastic in a molten state in the lower die cylinder enters the cavity through the feeding gap under the extrusion of the forming rod, so that the preforming operation of the valve body anticorrosive film is realized.

Referring to fig. 2 and 3, the material grabbing mechanism 6 comprises a second mechanical arm 61 fixedly connected to the upper end surface of the workbench 3, and a second pneumatic clamping jaw 62 is connected to the end of the second mechanical arm 61. The second pneumatic clamping jaw 62 is used for grabbing the valve body assembly of the upper end face of the object placing plate 52, and the second mechanical arm 61 is used for controlling the second pneumatic clamping jaw 62 to drive the valve body assembly to move so as to achieve rapid transportation of the valve body assembly.

Referring to fig. 1 and 4, a mounting frame 17 is fixedly connected to the bottom wall of the pre-cooling pool 7, a cooling pipe 18 is horizontally and fixedly connected to the upper end of the mounting frame 17, and a plurality of water spray holes 19 are uniformly penetrated through the upper end of the cooling pipe 18. One end part of the cooling pipe 18 is communicated with the cooling pool 8 through a water pumping assembly 21, the other end part is in a blocking shape, and the lower end of the pre-cooling pool 7 is connected with a water drainage pipe 20. The water pumping assembly 21 can pump the cold water in the cooling tank 8 into the cooling pipe 18, and then the cold water in the cooling pipe 18 is sprayed out through the plurality of water spraying holes 19 and impacts the valve body assembly, so that the valve body assembly is pre-cooled.

Referring to fig. 1 and 4, the water pumping assembly 21 includes a water pump 211 disposed in the cooling pool 8, and a water pumping pipe 212 is fixedly connected to a water outlet of the water pump 211. Meanwhile, the end of the pumping pipe 212 far from the water pump 211 is communicated with the open end of the cooling pipe 18, so that the water pump 211 can pump the cold water in the cooling pond 8 into the cooling pipe 18 through the pumping pipe 212.

The implementation principle of the forming device of the valve body anticorrosive film in the embodiment of the application is as follows: when the anticorrosive coating of valve body inner wall is produced to needs, pour into the lower mould section of thick bamboo with fluoroplastics through the last port of last mould section of thick bamboo in, insert the shaping pole into to the last mould section of thick bamboo again. Then the valve body, the upper die cylinder and the lower die cylinder assembly are placed in a sintering furnace 1, and the valve body, the upper die cylinder and the lower die cylinder assembly are heated through the sintering furnace 1. When the valve body assembly is heated to a certain temperature, the first mechanical arm 41 controls the first pneumatic clamping jaw 42 to move, and the valve body assembly in the sintering furnace 1 is grabbed onto the corresponding mounting plate by the first pneumatic clamping jaw 42.

Subsequently, the object placing plate 52, the clamping plate 11 and the valve body assembly are driven by the conveyor belt 51 to move towards the hydraulic machine 2. When the guide slopes 14 of the two holding plates 11 respectively interfere with the corresponding driving slopes 13 on the side close to the movement start end of the conveyor belt 51, the two holding plates 11 can be rapidly brought close to each other by the pushing of the corresponding driving slopes 13. With the continuous movement of the conveyor belt 51, when the two clamping plates 11 respectively abut against the corresponding driving rods 121, the two clamping plates 11 can clamp and fix the valve body together.

At this time, the upper end of the forming rod abuts against the control inclined plane 16, and the forming rod moves vertically downward under the pushing of the control inclined plane 16, so that the forming rod abuts against the support rod 15. At the moment, the fluoroplastic in a molten state in the lower die cylinder enters the cavity through the feeding gap under the extrusion of the forming rod, so that the preforming operation of the valve body anticorrosive film is realized.

As the conveyor belt 51 continues to move, when the guide slopes 14 of the two holding plates 11 respectively collide with the corresponding driving slopes 13 on the side near the movement end of the conveyor belt 51, the two holding plates 11 are gradually separated by the attraction of the corresponding magnets 122. When the two clamping plates 11 are respectively separated from the corresponding driving rods 121, the valve body assembly can be loosened.

Subsequently, the second pneumatic gripper 62 is controlled to move by the second robot arm 61, and the valve body assembly on the mounting plate is gripped onto the hydraulic machine 2 by the second pneumatic gripper 62. And then the forming rod is extruded by a piston column of a hydraulic press 2, so that the fluoroplastic in a molten state in the lower die cylinder enters a cavity through a feeding gap. And after the molten fluoroplastic is cooled and formed, the valve body anticorrosive film can be processed.

Next, the second robot arm 61 controls the second pneumatic gripper 62 to move, and the second pneumatic gripper 62 is used to grab the valve body assembly on the hydraulic press 2 into the pre-cooling tank 7. The cold water in the cooling tank 8 is then pumped by the water pump 211 and sprayed through the water spray holes 19 of the cooling pipe 18, and then the cold water impacts the valve body assembly, thereby performing a pre-cooling operation.

Then the valve body assembly is grabbed into the cooling pool 8 through the second mechanical arm 61, and the valve body assembly is immersed into cold water in the cooling pool 8, so that the valve body assembly is cooled. Subsequently, the valve body assembly can be taken out from the cooling pool 8, so that the production of the valve body anticorrosive film is realized.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a forming device of valve body anticorrosive film, includes fritting furnace (1) and hydraulic press (2), its characterized in that: a workbench (3) is arranged between the sintering furnace (1) and the hydraulic press (2), and the workbench (3) is sequentially provided with:

the feeding mechanism (4) is used for taking out the valve body assembly in the sintering furnace (1);

the conveying mechanism (5) comprises a conveying belt (51) and a plurality of object placing plates (52) arranged on a material belt of the conveying belt (51), the object placing plates (52) are uniformly distributed along the circumferential direction of the material belt of the conveying belt (51), and each object placing plate (52) is provided with a clamping piece used for limiting the position of the valve body;

the grabbing mechanism (6) is used for transporting and grabbing the valve body assembly on the conveyor belt (51) onto the hydraulic machine (2);

a heating cover (9) is arranged on the workbench (3), the conveyor belt (51) is positioned in the heating cover (9), and heating wires (10) are arranged on the inner wall of the heating cover (9);

the clamping piece comprises two clamping plates (11) which are horizontally arranged on the corresponding object placing plates (52) in a sliding mode respectively, and a driving mechanism (12) used for driving the two corresponding clamping plates (11) to approach or depart from each other is arranged in the heating cover (9);

actuating mechanism (12) include the control and reset the piece, the control include two set up respectively in actuating lever (121) of the both sides inner wall of heating mantle (9), actuating lever (121) are followed the direction of motion of conveyer belt (51) is arranged and is supplied corresponding grip block (11) are contradicted, the both ends tip of actuating lever (121) is provided with respectively and supplies corresponding drive inclined plane (13) that grip block (11) are contradicted, it is used for the drive to be located same to reset put two on thing board (52) grip block (11) are kept away from each other.

2. The forming device of the valve body anticorrosive film according to claim 1, characterized in that: the clamping plate (11) is made of a ferrous material, and the reset pieces are magnets (122) arranged on each driving inclined surface (13).

3. The forming device of the valve body anticorrosive film according to claim 1, characterized in that: the roof of heating mantle (9) is followed the direction of motion of conveyer belt (51) is provided with bracing piece (15) that the upper end tip that supplies the shaping pole contradicts, bracing piece (15) are close to the one end of conveyer belt (51) motion initiating terminal is provided with the confession the control inclined plane (16) that the shaping pole contradicts.

4. The forming device of the valve body anticorrosive film according to claim 1, characterized in that: the side of hydraulic press (2) is provided with precooling pond (7) and cooling tank (8), grab material mechanism (6) and can with valve body assembly on hydraulic press (2) transports in proper order to precooling pond (7) with in cooling tank (8), be provided with mounting bracket (17) in precooling pond (7), be provided with cooling tube (18) on mounting bracket (17), the upper end of cooling tube (18) runs through and has a plurality of hole for water jets (19), the one end tip of cooling tube (18) with cooling tank (8) are linked together, the other end tip is the shutoff form through drawing water subassembly (21).

5. The forming device of the valve body anticorrosive film according to claim 4, characterized in that: the water pumping assembly (21) comprises a water pump (211) arranged in the cooling pool (8) and a water pumping pipe (212) connected with a water outlet port of the water pump (211), and the water pumping pipe (212) is connected with the cooling pipe (18).