CN117139458A - Demoulding device for integrally hot-molding titanium alloy hemispherical head - Google Patents
Demoulding device for integrally hot-molding titanium alloy hemispherical head Download PDFInfo
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- CN117139458A CN117139458A CN202311396561.3A CN202311396561A CN117139458A CN 117139458 A CN117139458 A CN 117139458A CN 202311396561 A CN202311396561 A CN 202311396561A CN 117139458 A CN117139458 A CN 117139458A
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- titanium alloy
- head
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- steel plate
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- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 93
- 238000000465 moulding Methods 0.000 title claims abstract description 37
- 229910000975 Carbon steel Inorganic materials 0.000 claims abstract description 46
- 239000010962 carbon steel Substances 0.000 claims abstract description 46
- 239000003921 oil Substances 0.000 claims description 52
- 238000007493 shaping process Methods 0.000 claims description 19
- 239000010720 hydraulic oil Substances 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 239000006096 absorbing agent Substances 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000010009 beating Methods 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 13
- 238000003825 pressing Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 241000252254 Catostomidae Species 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
- B21D22/022—Stamping using rigid devices or tools by heating the blank or stamping associated with heat treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
- B21D51/44—Making closures, e.g. caps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Thermal Sciences (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention relates to the technical field of hemispherical closure demolding, and discloses a demolding device for integrally hot-molding a titanium alloy hemispherical closure, which comprises a die holder, wherein four groups of titanium alloy forming plates are equidistantly arranged on the upper end surface of the die holder, carbon steel plate dies are movably arranged at the inner sides of the titanium alloy forming plates in each group, the four groups of carbon steel plate dies are combined into an annular whole, a pressure part is formed between the carbon steel plate dies and the titanium alloy forming plates, hemispherical closures are placed in the four groups of carbon steel plate dies, and a support frame is fixed above the titanium alloy forming plates along the periphery of the upper end of the die holder. According to the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, disclosed by the invention, the integral carbon steel plate mould is divided into four groups of single carbon steel plate moulds, so that the integral carbon steel plate mould is not required to be cut off during demoulding, the integral carbon steel plate mould is ensured to be more flexible to use, the integral carbon steel plate mould can be repeatedly used, and the demoulding device is suitable for different working conditions and brings better use prospects.
Description
Technical Field
The invention relates to the technical field of large hemispherical closure demolding, in particular to a demolding device for integrally hot molding a titanium alloy hemispherical closure.
Background
The conventional hot molding device aims at a carbon steel seal head, the hot molding device aims at a titanium alloy seal head made of special materials, the titanium alloy is poor in stretchability at the temperature lower than 750 ℃, cracks are easily generated in the stamping process, and then flaws or scrapping of products are caused, the conventional production process needs to be subjected to furnace returning heating for many times (the temperature is lower than that of furnace returning heating and then subsequent stamping is generally required to be performed for 3-5 times), and therefore, the furnace returning and then the reheating are required to be performed when the temperature is reduced to below 750 ℃ in the hot stamping process.
Because the special material titanium alloy sealing head is subjected to hot stamping forming, the stretchability of the material is poor at the temperature lower than 750 ℃, cracks are easy to generate in the stamping process, a layer of carbon steel plate is generally added on one side of the titanium alloy forming plate, the temperature is reduced slowly by acting on the first heat preservation, the titanium alloy is uniformly deformed based on the carbon steel plate by acting on the second titanium alloy plate for certain support, the forming circular arc degree is better, in addition, the cracking of the titanium alloy plate in the stamping process can be effectively avoided, but a lining plate added before the stamping forming can be removed, the required titanium alloy sealing head can be obtained, the current demoulding, namely the lining plate removing method is to partially shear and remove the lining plate, operators cannot damage the titanium alloy sealing head in the interior, the operation requirement precision is higher, the carbon steel plate is positioned between the outer side of the sealing head and the titanium alloy forming plate, and friction resistance is increased after the carbon steel plate is extruded, and the titanium alloy sealing head cannot be pulled out by means of a jack or a cylinder alone.
In summary, considering that the existing facilities cannot meet the working and use requirements, we propose a demolding device for integrally hot molding a titanium alloy hemispherical closure.
Disclosure of Invention
The invention mainly aims to provide a demoulding device for integrally hot-moulding a titanium alloy hemispherical head, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a shedder of whole hot mould shaping titanium alloy hemisphere head, includes the die holder, the up end equidistance of die holder is provided with four groups titanium alloy shaping boards, every group the medial surface position of titanium alloy shaping board all activity is provided with carbon steel sheet mould, four groups carbon steel sheet mould makes up into the whole of annular a week, form pressure portion between carbon steel sheet mould and the titanium alloy shaping board.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the hemispherical seal heads are placed in the four groups of carbon steel plate molds, and a support frame is fixed above the titanium alloy forming plate and located on the periphery of the upper end of the mold base.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: a plurality of groups of knockers are uniformly distributed in the support frame above the corresponding titanium alloy forming plate, and the number of knockers is preferably 3-6 groups.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the inside of die holder has seted up the storage tank that supplies titanium alloy shaping board to stretch into, the lateral surface of titanium alloy shaping board is provided with the inclined plane, the inclined plane is agreed with the medial surface of support through the rising of titanium alloy shaping board position.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the lower extreme intermediate position department of titanium alloy shaping board is provided with the connecting plate, the vertical welding of lower extreme of connecting plate has the push rod, push rod motor is installed to the lower extreme of push rod.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the utility model provides a knocker, including knocking head, connecting rod, spring housing, articulated head and articulated seat, the pressure groove has evenly been seted up to the up end of titanium alloy shaping board, knocking head downstream action is in pressure groove position department, the upper end welding of knocking the head has the connecting rod, the spring housing has been cup jointed in the middle part outside of connecting rod, be provided with the reset spring who acts on the connecting rod in the spring housing, the upper end of connecting rod is fixed with the articulated head, the inside at the articulated seat is installed in the articulated head rotation.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the knocker comprises a swing rod, a bearing seat, a connecting shaft, a connecting arm and a rotating sleeve, wherein the swing rod is welded at the top of the hinging seat, the bearing seat is horizontally fixed at the upper end of the swing rod, the bearing seat is used for inserting the connecting shaft and rotating, one end, far away from the bearing seat, of the connecting shaft is welded on the connecting arm, and the connecting arm is installed on the rotating sleeve.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the rotary sleeve is rotationally arranged on the fixed seat, the fixed seat and the support frame are riveted, the rotary shaft penetrates through the central position of the fixed seat, an inner bearing is arranged at the position where the fixed seat and the support frame are contacted, one end of the rotary shaft is connected with a servo motor through a coupling, the other end of the rotary shaft is fixedly provided with a crank, one end of the crank is provided with a driving rod, and a middle column which is in action with the driving rod is welded at the middle part of the connecting arm.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: two groups of telescopic cylinders are symmetrically arranged at the positions, close to the edges, of the outer side faces of the carbon steel plate die, the telescopic cylinders are horizontally arranged on the outer side faces of the die holder, the two groups of telescopic cylinders are electrically linked and synchronously opened and closed, telescopic rods are arranged in the telescopic cylinders outwards, the two groups of telescopic rods are parallel in orientation, and the telescopic rods are connected with the outer side faces of the carbon steel plate die through fixing heads.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the base has been fixedly placed under the hemisphere head, the up end of base is close to the external position evenly and is fixed with four groups hydro-cylinder seats, every group the upper end of hydro-cylinder seat is all vertical installs first hydraulic cylinder, the bottom of first hydraulic cylinder outwards extends and is provided with oil pipe, four groups oil pipe all extends to the inside of base, is connected with the oil tank, advances oil or absorbs oil in step, install first tubular valve on the oil pipe.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the inside of hydro-cylinder seat is upwards movably provided with first hydraulic ejector pin, the sucking disc is installed to the upper end of first hydraulic ejector pin, the suction disc face of sucking disc and the lateral surface of hemisphere head laminate mutually, the intermediate position of base is provided with buffer structure.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the buffer structure comprises a second oil cylinder, oil pressing pipes, second hydraulic ejector rods, buffer seats, spring shock absorbers and a seal head supporting seat, wherein the second oil cylinder is symmetrically distributed at the inner position of the upper end face of the base in four groups, the bottom of the second oil cylinder is communicated with the bottom of the first hydraulic oil cylinder through the oil pressing pipes, the number of the oil pressing pipes is 4 groups, second pipe valves are installed on the oil pressing pipes, the second hydraulic ejector rods are movably arranged in the second oil cylinder upwards, the four groups of the second hydraulic ejector rods are all welded at the position of the lower end face of the buffer seat at the upper end part of the second hydraulic ejector rods, a plurality of groups of spring shock absorbers are uniformly installed between the buffer seat and the seal head supporting seat, the number of the spring shock absorbers is preferably 4-8 groups, and inner grooves which act on the bottom face of the hemispherical seal head are formed in the seal head supporting seat.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the lower end of the die holder is symmetrically provided with supporting legs, and the number of the supporting legs is preferably 3-4 groups.
As a preferable scheme of the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure head, the invention comprises the following steps: the push rod motor is installed in the motor cabinet, the quantity of motor cabinet is 4 groups, the motor cabinet is fixed in the lower terminal surface position of leaning on of die holder.
Compared with the prior art, the demoulding device for integrally hot-moulding the titanium alloy hemispherical closure provided by the invention has the following remarkable improvements and advantages:
the integral carbon steel plate die is divided into four groups of single carbon steel plate dies, so that the integral carbon steel plate die does not need to be cut off during demoulding, the integral carbon steel plate die is ensured to be used more flexibly, and the integral carbon steel plate die can be reused.
Designing the knockers, enabling servo motors on each group of knockers to synchronously work, driving a rotating shaft to rotate for a circle, enabling a crank to rotate for a circle, enabling the crank to contact a middle column in the moving process, pushing the middle column to rotate by using a driving rod, enabling a swinging rod and an upper structure to move upwards in an upper region and a lower structure to move upwards in the upward rotating process, driving a connecting rod to move upwards in a spring sleeve, enabling a knocking head to leave a pressure groove to store force, enabling the middle column to pass over a moment in a circumferential top region, enabling the middle column to rapidly move downwards due to the stretching force of a reset spring, enabling the connecting rod to drive the knocking head to rapidly fall down, knocking the position where a titanium alloy forming plate is located, and enabling a plurality of groups of knocking heads to synchronously act on the same titanium alloy forming plate.
In the process of knocking, the push rod on the push rod motor is downwards recovered to produce pulling force on the titanium alloy forming plate, and under the synchronous action of knocking force and pulling force, the titanium alloy forming plate blocked outside the carbon steel plate die is downwards retracted into the storage groove, so that the technical problem that the titanium alloy forming plate cannot be pulled is solved.
Under the prerequisite of the downward withdrawal storage tank of titanium alloy shaping board, let the flexible cylinder simultaneous working on four carbon steel sheet moulds of group, the telescopic link is retrieved, drives four carbon steel sheet moulds of group and outwards removes simultaneously to the strut position to release hemisphere head, reach the purpose of drawing of patterns, at the in-process of drawing of patterns, carbon steel sheet mould does not take place effort with hemisphere head, thereby reduce the damage to hemisphere head, improve drawing of patterns efficiency.
The hydraulic oil in the oil tank is pumped into four groups of first hydraulic cylinders through oil pipes uniformly to cause the first hydraulic ejector rods to move upwards until the hydraulic ejector rods approach to the demolding position of the hemispherical head, and the outer side surface of the hemispherical head is firmly sucked by utilizing the suckers, so that the hemispherical head is ensured to fall off, a support is arranged at the instant lower part, then a first pipe valve is closed, a second pipe valve is opened, when the hemispherical head is demolded, the first hydraulic ejector rods are pressurized to cause the first hydraulic ejector rods to fall down, the cushioning effect is achieved, the falling speed of the hemispherical head is reduced, hydraulic oil in the first hydraulic cylinders is extruded, oil is discharged to respective oil pipes and is led into the second cylinders, the second hydraulic ejector rods in the second cylinders are caused to move upwards, the four groups of second hydraulic ejector rods support the cushioning seat upwards together until the falling hemispherical head bottom extends into the inner groove of the head supporting seat (the upper part and the lower part move oppositely), the falling speed of the hemispherical head is reduced, the impact force of the hemispherical head bottom and the head supporting seat is reduced through a plurality of groups of spring shock absorbers, a stress balance state is formed, the support is more stable (the hemispherical head supporting seat and the hemispherical head supporting position is ensured not to be damaged).
Drawings
FIG. 1 is a schematic diagram of the overall structure of a demolding device for integrally hot molding a titanium alloy hemispherical head;
FIG. 2 is a schematic view of the bottom position of the stripping apparatus of the present invention;
FIG. 3 is a schematic view of external connection of a titanium alloy forming plate according to the present invention;
FIG. 4 is a schematic view of the driving structure of a titanium alloy forming plate according to the present invention;
FIG. 5 is a schematic view showing a specific construction of a rapper according to the present invention;
FIG. 6 is an enlarged view of the driving structure of the rapper of the present invention;
FIG. 7 is a schematic diagram of a driving structure of a carbon steel plate mold according to the present invention;
FIG. 8 is a schematic view of the structure of the upper end surface of the base of the present invention;
FIG. 9 is a schematic diagram of a first hydraulic cylinder according to the present invention;
FIG. 10 is a schematic view showing a specific structure of a buffer structure according to the present invention;
FIG. 11 is a schematic view showing the relative positions of a titanium alloy forming plate and a carbon steel plate mold according to the present invention.
In the figure: 1. a die holder; 2. a titanium alloy forming plate; 3. a pressure section; 5. a carbon steel plate mold; 6. hemispherical closure head; 8. a knocker; 80. a knocking head; 81. a connecting rod; 82. a spring sleeve; 83. a hinge joint; 84. a hinge base; 85. swing rod; 86. a bearing seat; 87. a connecting shaft; 88. a connecting arm; 89. a rotating sleeve; 9. a buffer structure; 91. a second cylinder; 92. oil pressing pipe; 93. the second hydraulic ejector rod; 94. a buffer seat; 95. a spring damper; 96. a seal head supporting seat; 10. a support frame; 11. a storage groove; 12. an inclined plane; 13. a connecting plate; 14. a push rod; 15. a push rod motor; 20. a telescopic cylinder; 21. a telescopic rod; 22. a fixed head; 30. a rotating shaft; 31. a crank; 32. a driving rod; 33. a middle column; 34. a servo motor; 35. a fixing seat; 40. a base; 41. an oil cylinder seat; 42. a first hydraulic cylinder; 43. an oil pipe; 44. a first hydraulic ram; 45. a suction cup; 50. a support leg; 51. a motor base; 52. a pressure tank.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-7, the embodiment provides a demolding device for integrally hot molding a titanium alloy hemispherical closure head, which comprises a die holder 1, wherein four groups of titanium alloy molding plates 2 are equidistantly arranged on the upper end surface of the die holder 1, carbon steel plate dies 5 are movably arranged at the inner side surface of each group of titanium alloy molding plates 2, the four groups of carbon steel plate dies 5 are combined into an annular whole, a pressure part 3 is formed between the carbon steel plate dies 5 and the titanium alloy molding plates 2, and interaction force occurs.
Further, the hemispherical head 6 (the central position of the die holder 1 is a through hole, the hemispherical head 6 passes downwards) is placed in the four groups of carbon steel plate dies 5, the outer side surface of the top of the hemispherical head 6 is subjected to the attaching acting force of the inner side surface of the carbon steel plate dies 5, the two sides of the edge of the top of the hemispherical head 6 are provided with hook lugs for hoisting the hemispherical head 6, supporters are ensured at the bottom of the hemispherical head 6 during hoisting, the hemispherical head 6 is prevented from shaking and colliding in the moment when being lifted, a support frame 10 is fixed on the periphery of the upper end of the die holder 1 and above the titanium alloy forming plate 2, and the cross section of the support frame 10 is in an inverted L shape, as shown in fig. 1 and 2.
Wherein, the inside of die holder 1 has offered the storage tank 11 that supplies titanium alloy shaping board 2 to stretch into, and the lateral surface of titanium alloy shaping board 2 is provided with inclined plane 12, and the rising of inclined plane 12 through titanium alloy shaping board 2 position and the medial surface of strut 10 agree with, and the upper portion of inclined plane 12 is narrower, and the titanium alloy shaping board 2 of being convenient for upwards moves and drops downwards when being knocked, as shown in fig. 1 and 4.
Specifically, a connecting plate 13 is arranged at the middle position of the lower end of the titanium alloy forming plate 2, a push rod 14 is vertically welded at the lower end of the connecting plate 13, a push rod motor 15 is installed at the lower end of the push rod 14, the push rod motor 15 is installed in a motor seat 51, and the motor seat 51 is fixed at the position close to the edge of the lower end face of the die holder 1, as shown in fig. 2 and 4.
Wherein, a plurality of groups of knockers 8 are uniformly distributed in the support frame 10 corresponding to the upper part of the titanium alloy forming plate 2, as shown in fig. 3.
Specifically, the rapper 8 includes a rapping head 80, a link 81, a spring housing 82, a hinge 83, and a hinge seat 84, as shown in fig. 5.
In this embodiment, the pressure groove 52 is evenly opened on the up end of the titanium alloy forming plate 2, the knocking head 80 moves down to act on the position of the pressure groove 52, the two are matched in size, the connecting rod 81 is welded on the upper end of the knocking head 80, the spring sleeve 82 is sleeved on the outer side of the middle part of the connecting rod 81, the spring sleeve 82 is in a fixed state in the support frame 10, the spring sleeve 82 is internally provided with a reset spring acting on the connecting rod 81, the lower end of the reset spring is fixed with the connecting rod 81, the upper end of the reset spring is fixed with the inner step of the spring sleeve 82, the upper end of the connecting rod 81 is fixed with the hinge joint 83, and the hinge joint 83 is rotatably installed inside the hinge seat 84.
Further, the rapper 8 includes a swing link 85, a bearing housing 86, a connecting shaft 87, a connecting arm 88, and a rotating sleeve 89, as shown in fig. 5 and 6.
In this embodiment, the swing link 85 is welded on top of the hinge base 84, the upper end of the swing link 85 is horizontally fixed with a bearing seat 86, the bearing seat 86 is provided for the connection shaft 87 to insert and rotate, one end of the connection shaft 87 far away from the bearing seat 86 is welded on a connection arm 88, and the connection arm 88 is mounted on a rotating sleeve 89.
The rotating sleeve 89 is rotatably arranged on the fixed seat 35 and rotates around the outer side surface of the fixed seat 35, the fixed seat 35 is riveted with the support frame 10, the rotating shaft 30 passes through the center position of the fixed seat 35, an inner bearing is arranged at the contact position of the fixed seat 35 and the rotating shaft, one end of the rotating shaft 30 is connected with the servo motor 34 through a coupling, and the servo motor 34 is horizontally fixed at the inner side position of the top of the support frame 10, as shown in fig. 6.
The other end of the rotating shaft 30 is fixed with a crank 31, one end of the crank 31 is provided with a driving rod 32, a middle post 33 which acts with the driving rod 32 is welded at the middle part of the connecting arm 88, the initial position of the knocking head 80 is not at the lowest point of movement, but is close to the lowest point, and at the moment, the driving rod 32 and the middle post 33 are contacted with each other to generate acting force, as shown in fig. 6.
Further, two groups of telescopic cylinders 20 are symmetrically arranged on the outer side face of the carbon steel plate die 5 close to the edge, as shown in fig. 7.
Specifically, the telescopic air cylinders 20 are horizontally installed on the outer side surface of the die holder 1, two groups of telescopic air cylinders 20 are electrically linked and synchronously opened and closed, telescopic rods 21 are outwards arranged in the telescopic air cylinders 20, the two groups of telescopic rods 21 face parallel and enable the carbon steel plate die 5 to do linear centrifugal motion (non-rotary centrifugal), the telescopic rods 21 are connected with the outer side surface of the carbon steel plate die 5 through fixing heads 22 to achieve the effect of connection and fixation, and the telescopic air cylinders 20 achieve the effect of auxiliary support during hot pressing, as shown in fig. 7.
Further, the lower end of the die holder 1 is symmetrically provided with the supporting legs 50, which play a supporting role, as shown in fig. 2.
When the heat pressing of the hemispherical closure 6 is completed, the hemispherical closure 6 is required to be removed after demolding, at this time, the servo motor 34 on each group of knockers 8 is firstly enabled to synchronously work, the rotating shaft 30 is driven to rotate for one circle, the crank 31 is in the moving process, the driving rod 32 is utilized to contact the middle column 33, the middle column 33 is pushed to rotate along with the middle column 33, the swinging rod 85 and the upper and lower connecting structure are caused to move upwards in the upward region in the upward rotating process, the connecting rod 81 is driven to move upwards in the spring sleeve 82, the knocking head 80 is separated from the position of the pressure groove 52 for elastic storage (the initial position of the knocking head 80 is not at the lowest moving point), then the middle column 33 passes through the moment of the top region of the circular track, the middle column 33 is enabled to rapidly move downwards due to the release elasticity of the reset spring, so that the connecting rod 81 drives the knocking head 80 to rapidly fall down, the titanium alloy forming plate 2 is knocked, the plurality of groups of knocking heads 80 synchronously act on the same titanium alloy forming plate 2, the pushing rod 14 on the pushing rod 15 moves downwards in the knocking process, the connecting rod motor moves downwards, the titanium alloy forming plate 2 moves downwards in the direction of the die plate 5, the stretching force is simultaneously, the four-shaped steel plates 5 move outwards and the stretching die 5 is simultaneously, and the stretching out of the die plate 5 is retracted, and the stretching out of the die 5 is simultaneously, and the stretching out and stretching out of the die 5 is simultaneously, and stretching out, and stretching out the die 5 is simultaneously, and stretching out and stretching to the die 5.
Example two
On the basis of the first embodiment, in the process of releasing the hemispherical head 6, the hemispherical head 6 will immediately drop, because of its large gravity, the surface will be easily damaged by contact, and the pressure bearing seat will be damaged after impact, so as to solve the above technical problems, we have the following design, as shown in fig. 8-10.
Specifically, a base 40 is fixedly placed under the hemispherical head 6, four groups of oil cylinder seats 41 are uniformly fixed at the outer position of the upper end surface of the base 40, and a first hydraulic oil cylinder 42 is vertically installed at the upper end of each group of oil cylinder seats 41, as shown in fig. 8 and 9.
The bottom of the first hydraulic cylinder 42 extends outwards to form an oil pipe 43, the four groups of oil pipes 43 extend towards the inside of the base 40 and are connected with an oil tank, four groups of oil pumps are installed in the oil tank, the oil pumps are identical in specification and electrically linked, oil is synchronously fed or absorbed, and a first pipe valve is installed on the oil pipe 43, as shown in fig. 9.
Further, the first hydraulic ejector rod 44 is movably arranged in the oil cylinder seat 41 upwards, the sucker 45 is arranged at the upper end of the first hydraulic ejector rod 44, the sucker surface of the sucker 45 is attached to the outer side surface of the hemispherical head 6 (the sucker surface is concave), the contact acting force is increased, the sucker 45 plays a role in increasing friction force of the contact surface of the sucker and the hemispherical head, relative movement is prevented, incomplete attachment and sealing phenomena are prevented, and the use of the hemispherical head is not affected, as shown in fig. 9.
Further, a buffer structure 9 is provided in the middle of the base 40, as shown in fig. 9.
Specifically, the buffer structure 9 includes a second cylinder 91, a pressure pipe 92, a second hydraulic ram 93, a buffer seat 94, a spring damper 95, and a head support seat 96, as shown in fig. 10.
In this embodiment, the second cylinders 91 are symmetrically distributed at the inner positions of the upper end surface of the base 40, the bottoms of the second cylinders 91 are communicated with the bottoms of the first cylinders 42 through oil pressing pipes 92, and the oil pressing pipes 92 are provided with a second pipe valve.
In this embodiment, the second hydraulic ejector pins 93 are movably disposed in the second cylinder 91, the upper ends of the four groups of second hydraulic ejector pins 93 are welded at the lower end surface of the buffer seat 94, a plurality of groups of spring dampers 95 are uniformly installed between the buffer seat 94 and the seal head supporting seat 96, and an inner groove acting on the bottom surface of the hemispherical seal head 6 is formed in the seal head supporting seat 96, so that the accommodating function is achieved.
When the hydraulic oil in the oil tank is pumped into the four groups of first hydraulic cylinders 42 through the oil pipes 43 before the hemispherical head 6 is demolded, the four groups of first hydraulic ejector rods 44 are caused to move upwards (symmetrically distributed around the outer side surface of the hemispherical head 6) until the hydraulic oil approaches the demolding position of the hemispherical head 6, the outer side surface of the hemispherical head 6 is firmly sucked by the suckers 45, then the first pipe valve is closed, the second pipe valve is opened, when the hemispherical head 6 is demolded, pressure is caused to the four groups of first hydraulic ejector rods 44, the first hydraulic ejector rods 44 are caused to descend, hydraulic oil in the first hydraulic cylinders 42 is extruded, oil is discharged to the respective pressure oil pipes 92 and is led into the second cylinders 91, the second hydraulic ejector rods 93 in the second cylinders 91 are caused to move upwards (the descending distance of the four groups of first hydraulic ejector rods 44 is the same, therefore the oil outlet quantity is the same), the four groups of second hydraulic ejector rods 93 move upwards together to lift the buffer seat 94 until the bottom of the falling hemispherical head 6 stretches into the inner groove of the supporting seat 96, and the stable state is formed, and the hemispherical head 6 is not damaged, so that the hemispherical head 6 is ensured to be not damaged.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a shedder of whole hot mould shaping titanium alloy hemisphere head, includes die holder (1), its characterized in that: four groups of titanium alloy forming plates (2) are arranged on the upper end face of the die holder (1) at equal intervals, carbon steel plate dies (5) are movably arranged at the inner side face of each titanium alloy forming plate (2), four groups of carbon steel plate dies (5) are combined into a whole in a circle, a pressure part (3) is formed between each carbon steel plate die (5) and each titanium alloy forming plate (2), hemispherical sealing heads (6) are arranged in the carbon steel plate dies (5), a supporting frame (10) is fixed on the periphery of the upper end of the die holder (1) and located above the titanium alloy forming plates (2), and a plurality of groups of knockers (8) are uniformly distributed in the supporting frame (10) corresponding to the titanium alloy forming plates (2).
2. The demolding device for integrally hot-molding a titanium alloy hemispherical head according to claim 1, wherein: the inside of die holder (1) is offered and is supplied storage tank (11) that titanium alloy shaping board (2) stretched into, the lateral surface of titanium alloy shaping board (2) is provided with inclined plane (12), the rising of inclined plane (12) through titanium alloy shaping board (2) position and the medial surface of strut (10) agree with mutually.
3. The demolding device for integrally hot-molding a titanium alloy hemispherical head according to claim 2, wherein: the middle position of the lower end of the titanium alloy forming plate (2) is provided with a connecting plate (13), the lower end of the connecting plate (13) is vertically welded with a push rod (14), and the lower end of the push rod (14) is provided with a push rod motor (15).
4. The demolding device for integrally hot-molding a titanium alloy hemispherical head according to claim 1, wherein: the utility model provides a knocker (8) is including beating head (80), connecting rod (81), spring housing (82), articulated head (83) and articulated seat (84), pressure groove (52) have evenly been seted up to the up end of titanium alloy shaping board (2), beat head (80) down move action and use in pressure groove (52) position department, the upper end welding of beating head (80) has connecting rod (81), spring housing (82) have been cup jointed in the middle part outside of connecting rod (81), be provided with the reset spring who acts on connecting rod (81) in spring housing (82), the upper end of connecting rod (81) is fixed with articulated head (83), articulated head (83) rotate the inside of installing at articulated seat (84).
5. The demolding device for integrally hot-molding a titanium alloy hemispherical closure according to claim 4, wherein: the knocker (8) comprises a swing rod (85), a bearing seat (86), a connecting shaft (87), a connecting arm (88) and a rotary sleeve (89), wherein the swing rod (85) is welded at the top of a hinged seat (84), the bearing seat (86) is horizontally fixed at the upper end of the swing rod (85), the bearing seat (86) is used for inserting the connecting shaft (87) and rotating, one end, far away from the bearing seat (86), of the connecting shaft (87) is welded on the connecting arm (88), and the connecting arm (88) is installed on the rotary sleeve (89).
6. The demolding device for integrally hot-molding a titanium alloy hemispherical closure according to claim 5, wherein: the rotary sleeve (89) rotates and sets up on fixing base (35), fixing base (35) and strut (10) are riveted, the central point of fixing base (35) puts and supplies pivot (30) to pass to the position of both contacts installs the inner bearing, the one end of pivot (30) is connected with servo motor (34) through the coupling joint, the other end of pivot (30) is fixed with crank (31), the one end of crank (31) is provided with actuating lever (32), the middle part welding of linking arm (88) has spliced pole (33) with actuating lever (32) looks effect.
7. The demolding device for integrally hot-molding a titanium alloy hemispherical closure according to claim 6, wherein: two groups of telescopic cylinders (20) are symmetrically arranged at positions, close to the edges, of the outer side face of the carbon steel plate die (5), the telescopic cylinders (20) are horizontally arranged on the outer side face of the die holder (1), the two groups of telescopic cylinders (20) are electrically linked and synchronously opened and closed, telescopic rods (21) are outwards arranged in the telescopic cylinders (20), the two groups of telescopic rods (21) are parallel in orientation, and the telescopic rods (21) are connected with the outer side face of the carbon steel plate die (5) through fixing heads (22).
8. The demolding device for integrally hot-molding a titanium alloy hemispherical head according to claim 1, wherein: the base (40) has been fixedly placed under hemisphere head (6), the up end of base (40) is fixed with four groups hydro-cylinder seats (41) by outside position evenly, every group the upper end of hydro-cylinder seat (41) is all vertical installs first hydraulic cylinder (42), the bottom of first hydraulic cylinder (42) outwards extends and is provided with oil pipe (43), four groups oil pipe (43) all extend to the inside of base (40), are connected with the oil tank in base (40), synchronous oil feed or oil absorption, install first tubular valve on oil pipe (43).
9. The demolding device for integrally hot-molding a titanium alloy hemispherical closure of claim 8, wherein: the inside of hydro-cylinder seat (41) is upwards movably provided with first hydraulic ram (44), sucking disc (45) are installed to the upper end of first hydraulic ram (44), sucking disc face and the lateral surface of hemisphere head (6) of sucking disc (45) laminate mutually, the intermediate position of base (40) is provided with buffer structure (9).
10. The demolding device for integrally hot-molding a titanium alloy hemispherical closure according to claim 9, wherein: the buffer structure (9) comprises a second oil cylinder (91), an oil pipe (92), a second hydraulic ejector rod (93), a buffer seat (94), a spring shock absorber (95) and a seal head supporting seat (96), wherein the second oil cylinder (91) is symmetrically distributed at the inner position of the upper end face of the base (40), the bottom of the second oil cylinder (91) is communicated with the bottom of the first hydraulic oil cylinder (42) through the oil pipe (92), a second hydraulic ejector rod (93) is movably arranged in the oil pipe (92), the upper end of the second oil cylinder (91) is welded at the lower end face of the buffer seat (94), a plurality of groups of spring shock absorbers (95) are uniformly arranged between the buffer seat (94) and the seal head supporting seat (96), and an inner groove which acts on the bottom face of the hemispherical seal head (6) is formed in the seal head supporting seat (96).
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| CN202311396561.3A CN117139458B (en) | 2023-10-26 | 2023-10-26 | Demoulding device for integrally hot-molding titanium alloy hemispherical head |
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| CN202311396561.3A CN117139458B (en) | 2023-10-26 | 2023-10-26 | Demoulding device for integrally hot-molding titanium alloy hemispherical head |
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| CN117139458B CN117139458B (en) | 2024-01-09 |
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| CN117900348A (en) * | 2024-03-20 | 2024-04-19 | 河南神州精工制造股份有限公司 | Titanium alloy end socket forming device and forming process |
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