CN112247063A - Forging device for manufacturing valve seat for fire hydrant and using method thereof - Google Patents
Forging device for manufacturing valve seat for fire hydrant and using method thereof Download PDFInfo
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- CN112247063A CN112247063A CN202011059555.5A CN202011059555A CN112247063A CN 112247063 A CN112247063 A CN 112247063A CN 202011059555 A CN202011059555 A CN 202011059555A CN 112247063 A CN112247063 A CN 112247063A
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- connecting rod
- seat
- forging
- worm
- valve seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/20—Making machine elements valve parts
- B21K1/24—Making machine elements valve parts valve bodies; valve seats
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
- B21J13/03—Die mountings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
- B21J5/025—Closed die forging
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a forging device for manufacturing a valve seat for a fire hydrant and a using method thereof. The lifting annular frame capable of being lifted is utilized, so that the temperature can be provided while the limit is ensured during forging and pressing, the forging and pressing effect is ensured, and the lower die mechanism capable of being replaced quickly and positioned and locked quickly is utilized, so that the effective positioning can be provided for the forging and pressing process, and the stability is ensured.
Description
Technical Field
The invention relates to the field of valve seat manufacturing, in particular to a forging device for manufacturing a valve seat for a fire hydrant and a using method thereof.
Background
The valve inner detachable surface part is used for supporting the valve core in the fully closed position and forming a sealing pair. The diameter of the valve seat is the maximum flow diameter of the valve. For example, the valve seat of the butterfly valve is made of very wide materials, and various rubber, plastic and metal materials can be used as the valve seat material.
In the fire hydrant that is more common, the disk seat is that one needs possess strong durable mechanism, then need utilize the forging mode to process, and general forging and pressing equipment is all open, can not carry out effective spacing to the blank to temperature can lose in the course of working, causes the post processing degree of difficulty to increase.
Disclosure of Invention
The invention aims to solve the problems and provide a forging device for manufacturing a valve seat for a fire hydrant and a using method thereof.
The invention realizes the purpose through the following technical scheme:
a forging device for manufacturing a valve seat for a fire hydrant comprises a supporting mechanism for supporting, a pressurizing mechanism for forming, a lower die mechanism and a limiting mechanism for limiting, wherein the pressurizing mechanism is mounted on the supporting mechanism;
the supporting mechanism comprises an upright post, a base and a top fixing frame, the lower end of the upright post is connected with the base, and the upper end of the upright post is connected with the top fixing frame;
the pressurizing mechanism comprises a forging oil cylinder, an oil pump set, a piston rod and a mounting seat, the oil pump set is arranged at the power end of the forging oil cylinder, the piston rod is arranged on the forging oil cylinder, the lower end of the piston rod is connected with the mounting seat, an upper die is arranged at the lower end of the mounting seat, and a limit guide rail is arranged between the mounting seat and the upright post;
the lower die mechanism comprises a bearing seat, a through hole, a matching seat and a matching groove, the through hole is formed in the center of the bearing seat, the matching seat is arranged at the lower end of the bearing seat, and the matching groove is formed between the matching seat and the base;
locking mechanism includes worm, worm wheel, a screw thread section of thick bamboo, threaded rod, the worm sets up inside the base, worm one end with the worm wheel meshing, the worm wheel upper end is connected with a screw thread section of thick bamboo, be connected with on the screw thread section of thick bamboo the threaded rod, the threaded rod with be provided with the locking toper piece between the cooperation seat, the shaping has the bell jar on the cooperation seat.
Stop gear includes lift ring frame, inboard spacing groove, lift cylinder, high frequency heating pipe, lift ring frame sets up bear the seat outside, lift ring frame is inside to be provided with high frequency heating pipe, lift ring frame with bear the seat between the shaping have inboard spacing groove, lift ring frame lower extreme is provided with lift cylinder.
Preferably: the locking power mechanism comprises a driven connecting rod, a driving connecting rod, a hand wheel and a driven chain wheel, the driven connecting rod is connected to the front end of the worm, the driven chain wheel is connected to the driven connecting rod, one end of the driven chain wheel is connected with the driving chain wheel through a chain, the driving chain wheel is installed on the driving connecting rod, and the hand wheel is connected to the front end of the driving connecting rod.
So set up, when needs are rotatory during the worm, can rotate the hand wheel to drive driving sprocket the chain driven sprocket drives driven connecting rod is rotatory, can make the worm is rotatory.
Preferably: the locking power mechanism comprises a driven connecting rod, a driving connecting rod, a hand wheel and first bevel gears, the driven connecting rod is connected to the front end of the worm, the driving connecting rod is arranged on one side of the driven connecting rod, the first bevel gears are arranged on the driven connecting rod and the driving connecting rod respectively, a linkage connecting rod is arranged between the first bevel gears, two ends of the linkage connecting rod are connected with the first bevel gears through second bevel gears, and the front end of the driving connecting rod is connected with the hand wheel.
According to the arrangement, when the worm needs to be rotated, the hand wheel can be rotated, so that the linkage connecting rod is driven to be matched with the second bevel gear and the first bevel gear to drive the driven connecting rod to rotate, and the worm can be rotated.
Preferably: the forging and pressing oil cylinder and the oil pump set are connected with the base through bolts, and the mounting seat is connected with the upper die and the piston rod through bolts.
According to the arrangement, the forging oil cylinder and the oil pump set play a role in providing pressure so as to carry out forging operation.
Preferably: the upright post is connected with the base and the top fixing frame through bolts.
So set up, the stand plays supporting role.
Preferably: the limiting guide rails are connected with the stand columns through bolts, and the included angle between the limiting guide rails on the same side is 120 degrees.
So set up, spacing guide rail plays spacing and guide effect, utilizes quadruplex position and contained angle installation, has guaranteed the stability of mount pad.
Preferably: the worm wheel key-type connection the screw thread section of thick bamboo, the screw thread section of thick bamboo passes through threaded connection the threaded rod, the threaded rod with be provided with spacing between the base.
So set up, the threaded rod with the cooperation of thread section of thick bamboo to can drive locking toper piece carries out locking operation, has guaranteed the location and the stability of cooperation seat.
Preferably: the matching seat is connected with the base in a sliding mode, and the bearing seat and the matching seat are integrally formed.
So set up, the cooperation seat plays installation and cooperation effect.
Preferably: the lifting oil cylinder is connected with the base through a bolt, and a limiting groove is formed between the lifting oil cylinder and the lifting annular frame.
So set up, lift cylinder plays the support lift ring shape frame effect to can guarantee the lift effect of lift ring shape frame.
The use method of the forging device for manufacturing the valve seat for the fire hydrant comprises the following steps:
a. according to the valve seat to be processed, selecting a proper bearing seat, an upper die and a lifting annular frame, and sliding the bearing seat to the inner side of the base through a matching groove;
b. after the worm reaches a proper position, rotating a hand wheel, driving a driving connecting rod to drive a driven connecting rod to rotate through the transmission of a driving chain wheel, a chain and a driven chain wheel or by utilizing the transmission effect of a linkage connecting rod, and driving a worm to rotate by the driven connecting rod;
c. after the worm rotates, the worm wheel is matched to enable the threaded cylinder and the threaded rod to extend in a matched mode, the locking conical block extends out of the base and is inserted into the conical groove in the inner side of the matched seat, the locking effect is more ideal when the locking conical block extends out, and meanwhile the self-locking capacity of the worm and the worm wheel can be utilized to guarantee that looseness cannot occur;
d. place the blank in the inboard spacing inslot side, begin to start forging and pressing hydro-cylinder and forge and press, start high frequency heating pipe simultaneously and keep warm to the blank, guarantee the forging and pressing effect, it is spacing to carry out the shape when forging and pressing molding simultaneously, improve the forging and pressing precision, when treating that to take off, lift cylinder drives lift ring shape frame and descends, utilizes external instrument to press from both sides out the disk seat blank.
Compared with the prior art, the invention has the following beneficial effects:
1. the lifting annular frame capable of being lifted is utilized, so that the limit is guaranteed during forging and the temperature is provided at the same time, and the forging and pressing effect is guaranteed;
2. the lower die mechanism capable of being replaced quickly and positioned and locked quickly is utilized, so that effective positioning can be provided for the forging and pressing process, and stability is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a forging apparatus for manufacturing a valve seat for a hydrant according to the present invention;
FIG. 2 is a schematic diagram of a forging cylinder of the forging apparatus for manufacturing a valve seat for a hydrant according to the present invention;
FIG. 3 is a schematic structural diagram of a locking mechanism of a forging device for manufacturing a valve seat for a fire hydrant according to the present invention;
FIG. 4 is a schematic structural view of a lift cylinder of the forging apparatus for manufacturing a valve seat for a hydrant according to the present invention;
FIG. 5 is a schematic view of a lifting ring frame of a forging apparatus for manufacturing a valve seat for a hydrant according to a first state of the present invention;
FIG. 6 is a schematic diagram showing a lifting ring frame of a forging apparatus for manufacturing a valve seat for a hydrant according to the present invention in a second state;
FIG. 7 is a schematic view of a passive sprocket of a forging apparatus for manufacturing a valve seat for a hydrant according to the present invention;
FIG. 8 is a schematic view of a first bevel gear structure of a forging apparatus for manufacturing a valve seat for a hydrant according to the present invention.
The reference numerals are explained below:
1. a support mechanism; 2. a pressurizing mechanism; 3. a locking mechanism; 4. a lower die mechanism; 5. a limiting mechanism; 6. a power locking mechanism; 11. a column; 12. a base; 13. a top end fixing frame; 21. forging and pressing the oil cylinder; 22. an oil pump unit; 23. a piston rod; 24. a mounting seat; 25. an upper die; 26. limiting a guide rail; 31. a worm; 32. a worm gear; 33. a threaded barrel; 34. a threaded rod; 35. locking the conical block; 41. a bearing seat; 42. a through hole; 43. a mating seat; 44. a mating groove; 51. lifting the annular frame; 52. an inner side limiting groove; 53. a lift cylinder; 54. a high-frequency heating pipe; 61. a passive link; 62. a driving connecting rod; 63. a hand wheel; 64. a driven sprocket; 65. a drive sprocket; 66. a chain; 611. a first bevel gear; 612. a second bevel gear; 613. a linkage connecting rod.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be further described with reference to the accompanying drawings in which:
example 1
As shown in fig. 1-7, a forging device for manufacturing a valve seat for a fire hydrant comprises a supporting mechanism 1 for supporting, a pressurizing mechanism 2 for molding, a lower die mechanism 4 and a limiting mechanism 5 for limiting, wherein the pressurizing mechanism 2 is installed on the supporting mechanism 1, the lower die mechanism 4 is arranged at the lower side of the pressurizing mechanism 2, the limiting mechanism 5 is arranged at the outer side of the lower die mechanism 4, a locking mechanism 3 is arranged between the lower end of the lower die mechanism 4 and the supporting mechanism 1, and the power end of the locking mechanism 3 is connected with a locking power mechanism 6;
the supporting mechanism 1 comprises an upright post 11, a base 12 and a top end fixing frame 13, wherein the lower end of the upright post 11 is connected with the base 12, and the upper end of the upright post 11 is connected with the top end fixing frame 13;
the pressurizing mechanism 2 comprises a forging oil cylinder 21, an oil pump group 22, a piston rod 23 and a mounting seat 24, wherein the oil pump group 22 is arranged at the power end of the forging oil cylinder 21, the piston rod 23 is arranged on the forging oil cylinder 21, the lower end of the piston rod 23 is connected with the mounting seat 24, an upper die 25 is arranged at the lower end of the mounting seat 24, and a limit guide rail 26 is arranged between the mounting seat 24 and the upright post 11;
the lower die mechanism 4 comprises a bearing seat 41, a through hole 42, a matching seat 43 and a matching groove 44, wherein the through hole 42 is arranged at the central part of the bearing seat 41, the matching seat 43 is arranged at the lower end of the bearing seat 41, and the matching groove 44 is arranged between the matching seat 43 and the base 12;
the locking mechanism 3 comprises a worm 31, a worm wheel 32, a thread cylinder 33 and a threaded rod 34, the worm 31 is arranged in the base 12, one end of the worm 31 is meshed with the worm wheel 32, the upper end of the worm wheel 32 is connected with the thread cylinder 33, the thread cylinder 33 is connected with the threaded rod 34, a locking conical block 35 is arranged between the threaded rod 34 and a matching seat 43, and a conical groove is formed in the matching seat 43.
The limiting mechanism 5 comprises a lifting annular frame 51, an inner side limiting groove 52, a lifting oil cylinder 53 and a high-frequency heating pipe 54, the lifting annular frame 51 is arranged on the outer side of the bearing seat 41, the high-frequency heating pipe 54 is arranged inside the lifting annular frame 51, the inner side limiting groove 52 is formed between the lifting annular frame 51 and the bearing seat 41, and the lifting oil cylinder 53 is arranged at the lower end of the lifting annular frame 51.
Preferably: the locking power mechanism 6 comprises a driven connecting rod 61, a driving connecting rod 62, a hand wheel 63 and a driven chain wheel 64, wherein the driven connecting rod 61 is connected to the front end of the worm 31, the driven chain wheel 64 is connected to the driven connecting rod 61, one end of the driven chain wheel 64 is connected with a driving chain wheel 65 through a chain 66, the driving chain wheel 65 is installed on the driving connecting rod 62, the hand wheel 63 is connected to the front end of the driving connecting rod 62, and when the worm 31 needs to be rotated, the hand wheel 63 can be rotated, so that the driving chain wheel 65, the chain 66 and the driven chain wheel 64 are driven to drive the driven connecting; the forging oil cylinder 21 and the oil pump group 22 are connected with the base 12 through bolts, the mounting seat 24 is connected with the upper die 25 and the piston rod 23 through bolts, and the forging oil cylinder 21 and the oil pump group 22 play a role of providing pressure so as to carry out forging operation; the upright post 11 is connected with the base 12 and the top end fixing frame 13 through bolts, and the upright post 11 plays a supporting role; the limiting guide rails 26 are connected with the upright post 11 through bolts, the included angle between the limiting guide rails 26 on the same side is 120 degrees, the limiting guide rails 26 have limiting and guiding functions, and the stability of the mounting seat 24 is ensured by utilizing four stations and the included angle for mounting; the worm wheel 32 is in key connection with the threaded cylinder 33, the threaded cylinder 33 is in threaded connection with the threaded rod 34 through threads, a limiting strip is arranged between the threaded rod 34 and the base 12, and the threaded rod 34 is matched with the threaded cylinder 33, so that the locking conical block 35 can be driven to perform locking operation, and the positioning and the stability of the matching seat 43 are ensured; the matching seat 43 is connected with the base 12 in a sliding way, the bearing seat 41 and the matching seat 43 are integrally formed, and the matching seat 43 plays a role in installation and matching; the lifting oil cylinder 53 is connected with the base 12 through a bolt, and a limit groove is arranged between the lifting oil cylinder 53 and the lifting annular frame 51.
So set up, lift cylinder 53 plays the effect of supporting lift ring frame 51 to can guarantee the lift effect of lift ring frame 51.
Example 2
As shown in fig. 8, the present embodiment is different from embodiment 1 in that:
the locking power mechanism 6 comprises a driven connecting rod 61, a driving connecting rod 62, a hand wheel 63 and a first bevel gear 611, wherein the driven connecting rod 61 is connected to the front end of the worm 31, the driving connecting rod 62 is arranged on one side of the driven connecting rod 61, the first bevel gear 611 is arranged on the driven connecting rod 61 and the driving connecting rod 62, a linkage connecting rod 613 is arranged between the first bevel gears 611, two ends of the linkage connecting rod 613 are connected with the first bevel gear 611 through a second bevel gear 612, the hand wheel 63 is connected to the front end of the driving connecting rod 62, and when the worm 31 needs to be rotated, the hand wheel 63 can be rotated, so that the linkage connecting rod 613 is driven to be matched with the second bevel gear 612 and the first bevel gear 611.
The use method of the forging device for manufacturing the valve seat for the fire hydrant comprises the following steps:
a. according to the valve seat to be processed, selecting a proper bearing seat 41, an upper die 25 and a lifting annular frame 51, and sliding the bearing seat 41 to the inner side of the base 12 through a matching groove 44;
b. after the worm gear reaches a proper position, the hand wheel 63 is rotated, at this time, the driving connecting rod 62 drives the driven connecting rod 61 to rotate through the transmission of the driving chain wheel 65, the chain 66 and the driven chain wheel 64 or by utilizing the transmission effect of the linkage connecting rod 613, and the driven connecting rod 61 drives the worm 31 to rotate;
c. after the worm 31 rotates, the threaded cylinder 33 and the threaded rod 34 extend in a matched mode through the worm wheel 32, then the locking conical block 35 extends out of the base 12 and is inserted into the conical groove in the inner side of the matching seat 43, the locking effect is more ideal as the locking conical block extends out more, and meanwhile, the self-locking capacity of the worm 31 and the worm wheel 32 can be utilized to guarantee that looseness cannot occur;
d. the blank is placed in the inner side limiting groove 52, the forging oil cylinder 21 is started to forge, the high-frequency heating pipe 54 is started to keep the blank warm, the forging effect is guaranteed, meanwhile, the shape during forging and pressing forming is limited, the forging precision is improved, when the blank needs to be taken down, the lifting oil cylinder 53 drives the lifting annular frame 51 to descend, and the valve seat blank is clamped out by an external instrument.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (11)
1. The utility model provides a forging device that fire hydrant was made with disk seat which characterized in that: the die comprises a supporting mechanism (1) for supporting, a pressurizing mechanism (2) for forming, a lower die mechanism (4) and a limiting mechanism (5) for limiting, wherein the pressurizing mechanism (2) is installed on the supporting mechanism (1), the lower die mechanism (4) is arranged on the lower side of the pressurizing mechanism (2), the limiting mechanism (5) is arranged on the outer side of the lower die mechanism (4), a locking mechanism (3) is arranged between the lower end of the lower die mechanism (4) and the supporting mechanism (1), and the power end of the locking mechanism (3) is connected with a locking power mechanism (6);
the supporting mechanism (1) comprises an upright post (11), a base (12) and a top end fixing frame (13), the lower end of the upright post (11) is connected with the base (12), and the upper end of the upright post (11) is connected with the top end fixing frame (13);
the pressurizing mechanism (2) comprises a forging oil cylinder (21), an oil pump set (22), a piston rod (23) and a mounting seat (24), the oil pump set (22) is arranged at the power end of the forging oil cylinder (21), the piston rod (23) is arranged on the forging oil cylinder (21), the lower end of the piston rod (23) is connected with the mounting seat (24), an upper die (25) is arranged at the lower end of the mounting seat (24), and a limit guide rail (26) is arranged between the mounting seat (24) and the upright post (11);
the lower die mechanism (4) comprises a bearing seat (41), a through hole (42), a matching seat (43) and a matching groove (44), the through hole (42) is formed in the center of the bearing seat (41), the matching seat (43) is arranged at the lower end of the bearing seat (41), and the matching groove (44) is formed between the matching seat (43) and the base (12);
locking mechanism (3) are including worm (31), worm wheel (32), a screw thread section of thick bamboo (33), threaded rod (34), worm (31) set up inside base (12), worm (31) one end with worm wheel (32) meshing, worm wheel (32) upper end is connected with a screw thread section of thick bamboo (33), be connected with on a screw thread section of thick bamboo (33) threaded rod (34), threaded rod (34) with be provided with locking toper piece (35) between cooperation seat (43), the shaping has the bell groove on cooperation seat (43).
2. Stop gear (5) are including lift ring frame (51), inboard spacing groove (52), lift cylinder (53), high frequency heating pipe (54), lift ring frame (51) set up bear seat (41) outside, lift ring frame (51) inside is provided with high frequency heating pipe (54), lift ring frame (51) with bear the shaping between seat (41) and have inboard spacing groove (52), lift ring frame (51) lower extreme is provided with lift cylinder (53).
3. A forging apparatus for manufacturing a valve seat for a hydrant according to claim 1, wherein: locking power unit (6) are including passive connecting rod (61), driving connecting rod (62), hand wheel (63), driven sprocket (64), driven connecting rod (61) are connected worm (31) front end, be connected with on passive connecting rod (61) driven sprocket (64), driven sprocket (65) are connected through chain (66) in driven sprocket (64) one end, driving sprocket (65) are installed on driving connecting rod (62), driving connecting rod (62) front end is connected with hand wheel (63).
4. A forging apparatus for manufacturing a valve seat for a hydrant according to claim 1, wherein: the locking power mechanism (6) comprises a driven connecting rod (61), a driving connecting rod (62), a hand wheel (63) and a first bevel gear (611), the driven connecting rod (61) is connected to the front end of the worm (31), the driving connecting rod (62) is arranged on one side of the driven connecting rod (61), the first bevel gear (611) is arranged on the driven connecting rod (61) and the driving connecting rod (62), a linkage connecting rod (613) is arranged between the first bevel gears (611), two ends of the linkage connecting rod (613) are connected with the first bevel gear (611) through a second bevel gear (612), and the hand wheel (63) is connected to the front end of the driving connecting rod (62).
5. A forging apparatus for manufacturing a valve seat for a hydrant according to claim 1, wherein: the forging and pressing oil cylinder (21) and the oil pump set (22) are connected with the base (12) through bolts, and the mounting seat (24) is connected with the upper die (25) and the piston rod (23) through bolts.
6. A forging apparatus for manufacturing a valve seat for a hydrant according to claim 1, wherein: the upright column (11) is connected with the base (12) and the top end fixing frame (13) through bolts.
7. A forging apparatus for manufacturing a valve seat for a hydrant according to claim 1, wherein: the limiting guide rails (26) are connected with the upright columns (11) through bolts, and the included angle between the limiting guide rails (26) on the same side is 120 degrees.
8. A forging apparatus for manufacturing a valve seat for a hydrant according to claim 1, wherein: the worm wheel (32) key-type connection the screw thread section of thick bamboo (33), screw thread section of thick bamboo (33) are through threaded connection threaded rod (34), threaded rod (34) with be provided with spacing between base (12).
9. A forging apparatus for manufacturing a valve seat for a hydrant according to claim 1, wherein: the matching seat (43) is connected with the base (12) in a sliding mode, and the bearing seat (41) and the matching seat (43) are integrally formed.
10. A forging apparatus for manufacturing a valve seat for a hydrant according to claim 1, wherein: the lifting oil cylinder (53) is connected with the base (12) through a bolt, and a limiting groove is formed between the lifting oil cylinder (53) and the lifting annular frame (51).
11. The use method of the forging device for manufacturing the valve seat for the fire hydrant is characterized by comprising the following steps of: the method comprises the following steps:
a. according to the valve seat to be processed, selecting a proper bearing seat (41), an upper die (25) and a lifting annular frame (51), and sliding the bearing seat (41) to the inner side of the base (12) through a matching groove (44);
b. after the worm gear reaches a proper position, rotating a hand wheel (63), wherein the driving connecting rod (62) drives the driven connecting rod (61) to rotate through the transmission of a driving chain wheel (65), a chain (66) and a driven chain wheel (64) or by utilizing the transmission effect of a linkage connecting rod (613), and the driven connecting rod (61) drives the worm (31) to rotate;
c. after the worm (31) rotates, the worm wheel (32) is matched to enable the threaded cylinder (33) and the threaded rod (34) to extend in a matched mode, the locking conical block (35) extends out of the base (12) and is inserted into the conical groove in the inner side of the matching seat (43), the locking effect is more ideal when the locking conical block extends out more, and meanwhile the self-locking capacity of the worm (31) and the worm wheel (32) can be utilized to guarantee that looseness cannot occur;
d. the blank is placed in the inner side limiting groove (52) to start the forging and pressing oil cylinder (21) to forge and press, the high-frequency heating pipe (54) is started to preserve heat of the blank, the forging and pressing effect is guaranteed, meanwhile, the shape during forging and pressing forming is limited, the forging and pressing precision is improved, and when the blank needs to be taken down, the lifting oil cylinder (53) drives the lifting annular frame (51) to descend, and the valve seat blank is clamped out by using an external instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011059555.5A CN112247063A (en) | 2020-09-30 | 2020-09-30 | Forging device for manufacturing valve seat for fire hydrant and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011059555.5A CN112247063A (en) | 2020-09-30 | 2020-09-30 | Forging device for manufacturing valve seat for fire hydrant and using method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112247063A true CN112247063A (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011059555.5A Pending CN112247063A (en) | 2020-09-30 | 2020-09-30 | Forging device for manufacturing valve seat for fire hydrant and using method thereof |
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| CN (1) | CN112247063A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113664141A (en) * | 2021-08-23 | 2021-11-19 | 浙江丰诚智能科技有限公司 | Double-column free forging hydraulic press frame |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2295731Y (en) * | 1997-04-24 | 1998-10-28 | 郭尚智 | Worm jack |
| CN201024060Y (en) * | 2007-03-19 | 2008-02-20 | 汝医 | Side-screwing type jack |
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| CN211169303U (en) * | 2019-11-21 | 2020-08-04 | 辛集市泓林化纤有限公司 | Yarn guide machine for processing polyester staple fibers |
| CN211218490U (en) * | 2019-12-21 | 2020-08-11 | 济南泰康锻造有限公司 | Horizontal ring rolling machine convenient to take out forging |
| CN211437955U (en) * | 2019-12-31 | 2020-09-08 | 章丘市凯惠锻造有限公司 | Double-disc friction press convenient for taking out forged piece |
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| CN201024060Y (en) * | 2007-03-19 | 2008-02-20 | 汝医 | Side-screwing type jack |
| CN103588139A (en) * | 2013-11-22 | 2014-02-19 | 宁波海迈克动力科技有限公司 | Compact type mechanical lifting mechanism for assembling line |
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| CN207447251U (en) * | 2017-11-07 | 2018-06-05 | 漯河建泰精密科技有限公司 | A kind of adjustable outer frame of mobile phone forge die |
| CN208825463U (en) * | 2018-10-19 | 2019-05-07 | 徐州达一锻压设备有限公司 | A kind of fast mold change mechanism used on hydraulic die |
| CN210498471U (en) * | 2019-08-22 | 2020-05-12 | 昆山加特克工业机械有限公司 | Hardware component perforating device that precision of punching is high |
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| CN111136180A (en) * | 2019-12-20 | 2020-05-12 | 昆山广雄五金科技有限公司 | Mold machining datum positioning assembly and positioning method thereof |
| CN211218490U (en) * | 2019-12-21 | 2020-08-11 | 济南泰康锻造有限公司 | Horizontal ring rolling machine convenient to take out forging |
| CN211437955U (en) * | 2019-12-31 | 2020-09-08 | 章丘市凯惠锻造有限公司 | Double-disc friction press convenient for taking out forged piece |
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| CN113664141A (en) * | 2021-08-23 | 2021-11-19 | 浙江丰诚智能科技有限公司 | Double-column free forging hydraulic press frame |
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Application publication date: 20210122 |